Merge "Faster bugreports (1/n)"
diff --git a/cmds/atrace/atrace.cpp b/cmds/atrace/atrace.cpp
index fc3572c..08f44c8 100644
--- a/cmds/atrace/atrace.cpp
+++ b/cmds/atrace/atrace.cpp
@@ -172,6 +172,8 @@
         { OPT,      "events/clk/clk_enable/enable" },
         { OPT,      "events/power/cpu_frequency_limits/enable" },
         { OPT,      "events/power/suspend_resume/enable" },
+        { OPT,      "events/cpuhp/cpuhp_enter/enable" },
+        { OPT,      "events/cpuhp/cpuhp_exit/enable" },
     } },
     { "membus",     "Memory Bus Utilization", 0, {
         { REQ,      "events/memory_bus/enable" },
diff --git a/cmds/atrace/atrace.rc b/cmds/atrace/atrace.rc
index d2ccef1..994375b 100644
--- a/cmds/atrace/atrace.rc
+++ b/cmds/atrace/atrace.rc
@@ -47,6 +47,10 @@
     chmod 0666 /sys/kernel/tracing/events/power/clock_set_rate/enable
     chmod 0666 /sys/kernel/debug/tracing/events/power/cpu_frequency_limits/enable
     chmod 0666 /sys/kernel/tracing/events/power/cpu_frequency_limits/enable
+    chmod 0666 /sys/kernel/debug/tracing/events/cpuhp/cpuhp_enter/enable
+    chmod 0666 /sys/kernel/tracing/events/cpuhp/cpuhp_enter/enable
+    chmod 0666 /sys/kernel/debug/tracing/events/cpuhp/cpuhp_exit/enable
+    chmod 0666 /sys/kernel/tracing/events/cpuhp/cpuhp_exit/enable
     chmod 0666 /sys/kernel/debug/tracing/events/power/gpu_frequency/enable
     chmod 0666 /sys/kernel/tracing/events/power/gpu_frequency/enable
     chmod 0666 /sys/kernel/debug/tracing/events/power/suspend_resume/enable
diff --git a/cmds/dumpstate/TEST_MAPPING b/cmds/dumpstate/TEST_MAPPING
index 8b03cfd..839a2c3 100644
--- a/cmds/dumpstate/TEST_MAPPING
+++ b/cmds/dumpstate/TEST_MAPPING
@@ -1,6 +1,13 @@
 {
   "presubmit": [
-    // TODO(159590499) add BugreportManagerTestCases
+    {
+      "name": "BugreportManagerTestCases",
+      "options": [
+        {
+          "exclude-annotation": "androidx.test.filters.LargeTest"
+        }
+      ]
+    },
     {
       "name": "dumpstate_smoke_test"
     },
diff --git a/cmds/dumpstate/dumpstate.cpp b/cmds/dumpstate/dumpstate.cpp
index 581d3de..8879aed 100644
--- a/cmds/dumpstate/dumpstate.cpp
+++ b/cmds/dumpstate/dumpstate.cpp
@@ -78,6 +78,7 @@
 #include <hardware_legacy/power.h>
 #include <hidl/ServiceManagement.h>
 #include <log/log.h>
+#include <log/log_read.h>
 #include <openssl/sha.h>
 #include <private/android_filesystem_config.h>
 #include <private/android_logger.h>
@@ -661,14 +662,24 @@
 
 static const long MINIMUM_LOGCAT_TIMEOUT_MS = 50000;
 
-/* timeout in ms to read a list of buffers */
+// Returns the actual readable size of the given buffer or -1 on error.
+static long logcat_buffer_readable_size(const std::string& buffer) {
+    std::unique_ptr<logger_list, decltype(&android_logger_list_free)> logger_list{
+        android_logger_list_alloc(0, 0, 0), &android_logger_list_free};
+    auto logger = android_logger_open(logger_list.get(), android_name_to_log_id(buffer.c_str()));
+
+    return android_logger_get_log_readable_size(logger);
+}
+
+// Returns timeout in ms to read a list of buffers.
 static unsigned long logcat_timeout(const std::vector<std::string>& buffers) {
     unsigned long timeout_ms = 0;
     for (const auto& buffer : buffers) {
-        log_id_t id = android_name_to_log_id(buffer.c_str());
-        unsigned long property_size = __android_logger_get_buffer_size(id);
-        /* Engineering margin is ten-fold our guess */
-        timeout_ms += 10 * (property_size + worst_write_perf) / worst_write_perf;
+        long readable_size = logcat_buffer_readable_size(buffer);
+        if (readable_size > 0) {
+            // Engineering margin is ten-fold our guess.
+            timeout_ms += 10 * (readable_size + worst_write_perf) / worst_write_perf;
+        }
     }
     return timeout_ms > MINIMUM_LOGCAT_TIMEOUT_MS ? timeout_ms : MINIMUM_LOGCAT_TIMEOUT_MS;
 }
@@ -1481,8 +1492,7 @@
         RunCommand("LSMOD", {"lsmod"});
     }
 
-    if (__android_logger_property_get_bool(
-            "ro.logd.kernel", BOOL_DEFAULT_TRUE | BOOL_DEFAULT_FLAG_ENG | BOOL_DEFAULT_FLAG_SVELTE)) {
+    if (android::base::GetBoolProperty("ro.logd.kernel", false)) {
         DoKernelLogcat();
     } else {
         do_dmesg();
diff --git a/cmds/idlcli/vibrator/CommandCompose.cpp b/cmds/idlcli/vibrator/CommandCompose.cpp
index 97c057f..eb9008b 100644
--- a/cmds/idlcli/vibrator/CommandCompose.cpp
+++ b/cmds/idlcli/vibrator/CommandCompose.cpp
@@ -37,7 +37,7 @@
                 {"-b", {"Block for duration of vibration."}},
                 {"<delay>", {"In milliseconds"}},
                 {"<primitive>", {"Primitive ID."}},
-                {"<scale>", {"0.0 (exclusive) - 1.0 (inclusive)."}},
+                {"<scale>", {"0.0 (inclusive) - 1.0 (inclusive)."}},
                 {"...", {"May repeat multiple times."}},
         };
         return details;
@@ -72,7 +72,7 @@
                 return USAGE;
             }
             if (auto scale = args.pop<decltype(effect.scale)>();
-                scale && *scale > 0.0 && scale <= 1.0) {
+                scale && *scale >= 0.0 && scale <= 1.0) {
                 effect.scale = *scale;
                 std::cout << "Scale: " << effect.scale << std::endl;
             } else {
diff --git a/cmds/installd/OWNERS b/cmds/installd/OWNERS
index 9a21104..fc745d0 100644
--- a/cmds/installd/OWNERS
+++ b/cmds/installd/OWNERS
@@ -1,6 +1,5 @@
 set noparent
 
-agampe@google.com
 calin@google.com
 jsharkey@android.com
 maco@google.com
diff --git a/cmds/installd/otapreopt.cpp b/cmds/installd/otapreopt.cpp
index 18f8268..9c75781 100644
--- a/cmds/installd/otapreopt.cpp
+++ b/cmds/installd/otapreopt.cpp
@@ -96,7 +96,7 @@
 
 template<typename T>
 static constexpr T RoundDown(T x, typename std::decay<T>::type n) {
-    return DCHECK_CONSTEXPR(IsPowerOfTwo(n), , T(0))(x & -n);
+    return (x & -n);
 }
 
 template<typename T>
@@ -523,6 +523,7 @@
     // Choose a random relocation offset. Taken from art/runtime/gc/image_space.cc.
     static int32_t ChooseRelocationOffsetDelta(int32_t min_delta, int32_t max_delta) {
         constexpr size_t kPageSize = PAGE_SIZE;
+        static_assert(IsPowerOfTwo(kPageSize), "page size must be power of two");
         CHECK_EQ(min_delta % kPageSize, 0u);
         CHECK_EQ(max_delta % kPageSize, 0u);
         CHECK_LT(min_delta, max_delta);
diff --git a/data/etc/Android.bp b/data/etc/Android.bp
new file mode 100644
index 0000000..83b6aa0
--- /dev/null
+++ b/data/etc/Android.bp
@@ -0,0 +1,7 @@
+prebuilt_etc {
+    name: "android.hardware.biometrics.face.xml",
+    product_specific: true,
+    sub_dir: "permissions",
+    src: "android.hardware.biometrics.face.xml",
+    filename_from_src: true,
+}
\ No newline at end of file
diff --git a/headers/media_plugin/media/openmax/OMX_VideoExt.h b/headers/media_plugin/media/openmax/OMX_VideoExt.h
index dc37bbd..e65b224 100644
--- a/headers/media_plugin/media/openmax/OMX_VideoExt.h
+++ b/headers/media_plugin/media/openmax/OMX_VideoExt.h
@@ -321,6 +321,46 @@
     OMX_VIDEO_DolbyVisionLevelmax     = 0x7FFFFFFF
 } OMX_VIDEO_DOLBYVISIONLEVELTYPE;
 
+/** AV1 Profile enum type */
+typedef enum OMX_VIDEO_AV1PROFILETYPE {
+    OMX_VIDEO_AV1ProfileMain8           = 0x00000001,
+    OMX_VIDEO_AV1ProfileMain10          = 0x00000002,
+    OMX_VIDEO_AV1ProfileMain10HDR10     = 0x00001000,
+    OMX_VIDEO_AV1ProfileMain10HDR10Plus = 0x00002000,
+    OMX_VIDEO_AV1ProfileUnknown         = 0x6EFFFFFF,
+    OMX_VIDEO_AV1ProfileMax             = 0x7FFFFFFF
+} OMX_VIDEO_AV1PROFILETYPE;
+
+/** AV1 Level enum type */
+typedef enum OMX_VIDEO_AV1LEVELTYPE {
+    OMX_VIDEO_AV1Level2         = 0x1,
+    OMX_VIDEO_AV1Level21        = 0x2,
+    OMX_VIDEO_AV1Level22        = 0x4,
+    OMX_VIDEO_AV1Level23        = 0x8,
+    OMX_VIDEO_AV1Level3         = 0x10,
+    OMX_VIDEO_AV1Level31        = 0x20,
+    OMX_VIDEO_AV1Level32        = 0x40,
+    OMX_VIDEO_AV1Level33        = 0x80,
+    OMX_VIDEO_AV1Level4         = 0x100,
+    OMX_VIDEO_AV1Level41        = 0x200,
+    OMX_VIDEO_AV1Level42        = 0x400,
+    OMX_VIDEO_AV1Level43        = 0x800,
+    OMX_VIDEO_AV1Level5         = 0x1000,
+    OMX_VIDEO_AV1Level51        = 0x2000,
+    OMX_VIDEO_AV1Level52        = 0x4000,
+    OMX_VIDEO_AV1Level53        = 0x8000,
+    OMX_VIDEO_AV1Level6         = 0x10000,
+    OMX_VIDEO_AV1Level61        = 0x20000,
+    OMX_VIDEO_AV1Level62        = 0x40000,
+    OMX_VIDEO_AV1Level63        = 0x80000,
+    OMX_VIDEO_AV1Level7         = 0x100000,
+    OMX_VIDEO_AV1Level71        = 0x200000,
+    OMX_VIDEO_AV1Level72        = 0x400000,
+    OMX_VIDEO_AV1Level73        = 0x800000,
+    OMX_VIDEO_AV1LevelUnknown   = 0x6EFFFFFF,
+    OMX_VIDEO_AV1LevelMax       = 0x7FFFFFFF
+} OMX_VIDEO_AV1LEVELTYPE;
+
 /**
  * Structure for configuring video compression intra refresh period
  *
diff --git a/include/android/choreographer.h b/include/android/choreographer.h
index bdf11e4..e9f559c 100644
--- a/include/android/choreographer.h
+++ b/include/android/choreographer.h
@@ -130,6 +130,13 @@
  * This api is thread-safe. Any thread is allowed to register a new refresh
  * rate callback for the choreographer instance.
  *
+ * Note that in API level 30, this api is not guaranteed to be atomic with
+ * DisplayManager. That is, calling Display#getRefreshRate very soon after
+ * a refresh rate callback is invoked may return a stale refresh rate. If any
+ * Display properties would be required by this callback, then it is recommended
+ * to listen directly to DisplayManager.DisplayListener#onDisplayChanged events
+ * instead.
+ *
  * Available since API level 30.
  */
 void AChoreographer_registerRefreshRateCallback(AChoreographer* choreographer,
diff --git a/include/input/Flags.h b/include/input/Flags.h
index f3198c9..4ad9056 100644
--- a/include/input/Flags.h
+++ b/include/input/Flags.h
@@ -16,6 +16,7 @@
 
 #include <android-base/stringprintf.h>
 
+#include <array>
 #include <cstdint>
 #include <optional>
 #include <string>
@@ -28,6 +29,69 @@
 
 namespace android {
 
+namespace details {
+template <typename F, F V>
+constexpr std::optional<std::string_view> enum_value_name() {
+    // Should look something like (but all on one line):
+    //   std::optional<std::string_view>
+    //   android::details::enum_value_name()
+    //   [F = android::test::TestFlags, V = android::test::TestFlags::ONE]
+    std::string_view view = __PRETTY_FUNCTION__;
+    size_t templateStart = view.rfind("[");
+    size_t templateEnd = view.rfind("]");
+    if (templateStart == std::string::npos || templateEnd == std::string::npos) {
+        return std::nullopt;
+    }
+
+    // Extract the template parameters without the enclosing braces.
+    // Example (cont'd): F = android::test::TestFlags, V = android::test::TestFlags::ONE
+    view = view.substr(templateStart + 1, templateEnd - templateStart - 1);
+    size_t valStart = view.rfind("V = ");
+    if (valStart == std::string::npos) {
+        return std::nullopt;
+    }
+
+    // Example (cont'd): V = android::test::TestFlags::ONE
+    view = view.substr(valStart);
+    size_t nameStart = view.rfind("::");
+    if (nameStart == std::string::npos) {
+        return std::nullopt;
+    }
+
+    // Chop off the initial "::"
+    nameStart += 2;
+    return view.substr(nameStart);
+}
+
+template <typename F>
+inline constexpr auto flag_count = sizeof(F) * __CHAR_BIT__;
+
+template <typename F, typename T, T... I>
+constexpr auto generate_flag_values(std::integer_sequence<T, I...> seq) {
+    constexpr size_t count = seq.size();
+
+    std::array<F, count> values{};
+    for (size_t i = 0, v = 0; v < count; ++i) {
+        values[v++] = static_cast<F>(T{1} << i);
+    }
+
+    return values;
+}
+
+template <typename F>
+inline constexpr auto flag_values = generate_flag_values<F>(
+        std::make_integer_sequence<std::underlying_type_t<F>, flag_count<F>>{});
+
+template <typename F, std::size_t... I>
+constexpr auto generate_flag_names(std::index_sequence<I...>) noexcept {
+    return std::array<std::optional<std::string_view>, sizeof...(I)>{
+            {enum_value_name<F, flag_values<F>[I]>()...}};
+}
+
+template <typename F>
+inline constexpr auto flag_names =
+        generate_flag_names<F>(std::make_index_sequence<flag_count<F>>{});
+
 // A trait for determining whether a type is specifically an enum class or not.
 template <typename T, bool = std::is_enum_v<T>>
 struct is_enum_class : std::false_type {};
@@ -40,71 +104,149 @@
 
 template <typename T>
 inline constexpr bool is_enum_class_v = is_enum_class<T>::value;
+} // namespace details
+
+template <auto V>
+constexpr auto flag_name() {
+    using F = decltype(V);
+    return details::enum_value_name<F, V>();
+}
+
+template <typename F>
+constexpr std::optional<std::string_view> flag_name(F flag) {
+    using U = std::underlying_type_t<F>;
+    auto idx = __builtin_ctzl(static_cast<U>(flag));
+    return details::flag_names<F>[idx];
+}
 
 /* A class for handling flags defined by an enum or enum class in a type-safe way. */
-template <class F, typename = std::enable_if_t<std::is_enum_v<F>>>
+template <typename F>
 class Flags {
     // F must be an enum or its underlying type is undefined. Theoretically we could specialize this
     // further to avoid this restriction but in general we want to encourage the use of enums
     // anyways.
+    static_assert(std::is_enum_v<F>, "Flags type must be an enum");
     using U = typename std::underlying_type_t<F>;
 
 public:
-    constexpr Flags(F f) : flags(static_cast<U>(f)) {}
-    constexpr Flags() : flags(0) {}
-    constexpr Flags(const Flags<F>& f) : flags(f.flags) {}
+    constexpr Flags(F f) : mFlags(static_cast<U>(f)) {}
+    constexpr Flags() : mFlags(0) {}
+    constexpr Flags(const Flags<F>& f) : mFlags(f.mFlags) {}
 
     // Provide a non-explicit construct for non-enum classes since they easily convert to their
     // underlying types (e.g. when used with bitwise operators). For enum classes, however, we
     // should force them to be explicitly constructed from their underlying types to make full use
     // of the type checker.
     template <typename T = U>
-    constexpr Flags(T t, typename std::enable_if_t<!is_enum_class_v<F>, T>* = nullptr) : flags(t) {}
+    constexpr Flags(T t, typename std::enable_if_t<!details::is_enum_class_v<F>, T>* = nullptr)
+          : mFlags(t) {}
     template <typename T = U>
-    explicit constexpr Flags(T t, typename std::enable_if_t<is_enum_class_v<F>, T>* = nullptr)
-          : flags(t) {}
+    explicit constexpr Flags(T t,
+                             typename std::enable_if_t<details::is_enum_class_v<F>, T>* = nullptr)
+          : mFlags(t) {}
+
+    class Iterator {
+        // The type can't be larger than 64-bits otherwise it won't fit in BitSet64.
+        static_assert(sizeof(U) <= sizeof(uint64_t));
+
+    public:
+        Iterator(Flags<F> flags) : mRemainingFlags(flags.mFlags) { (*this)++; }
+        Iterator() : mRemainingFlags(0), mCurrFlag(static_cast<F>(0)) {}
+
+        // Pre-fix ++
+        Iterator& operator++() {
+            if (mRemainingFlags.isEmpty()) {
+                mCurrFlag = static_cast<F>(0);
+            } else {
+                uint64_t bit = mRemainingFlags.clearLastMarkedBit(); // counts from left
+                const U flag = 1 << (64 - bit - 1);
+                mCurrFlag = static_cast<F>(flag);
+            }
+            return *this;
+        }
+
+        // Post-fix ++
+        Iterator operator++(int) {
+            Iterator iter = *this;
+            ++*this;
+            return iter;
+        }
+
+        bool operator==(Iterator other) const {
+            return mCurrFlag == other.mCurrFlag && mRemainingFlags == other.mRemainingFlags;
+        }
+
+        bool operator!=(Iterator other) const { return !(*this == other); }
+
+        F operator*() { return mCurrFlag; }
+
+        // iterator traits
+
+        // In the future we could make this a bidirectional const iterator instead of a forward
+        // iterator but it doesn't seem worth the added complexity at this point. This could not,
+        // however, be made a non-const iterator as assigning one flag to another is a non-sensical
+        // operation.
+        using iterator_category = std::input_iterator_tag;
+        using value_type = F;
+        // Per the C++ spec, because input iterators are not assignable the iterator's reference
+        // type does not actually need to be a reference. In fact, making it a reference would imply
+        // that modifying it would change the underlying Flags object, which is obviously wrong for
+        // the same reason this can't be a non-const iterator.
+        using reference = F;
+        using difference_type = void;
+        using pointer = void;
+
+    private:
+        BitSet64 mRemainingFlags;
+        F mCurrFlag;
+    };
+
     /*
      * Tests whether the given flag is set.
      */
     bool test(F flag) const {
         U f = static_cast<U>(flag);
-        return (f & flags) == f;
+        return (f & mFlags) == f;
     }
 
     /* Tests whether any of the given flags are set */
-    bool any(Flags<F> f) { return (flags & f.flags) != 0; }
+    bool any(Flags<F> f) { return (mFlags & f.mFlags) != 0; }
 
     /* Tests whether all of the given flags are set */
-    bool all(Flags<F> f) { return (flags & f.flags) == f.flags; }
+    bool all(Flags<F> f) { return (mFlags & f.mFlags) == f.mFlags; }
 
-    Flags<F> operator|(Flags<F> rhs) const { return static_cast<F>(flags | rhs.flags); }
+    Flags<F> operator|(Flags<F> rhs) const { return static_cast<F>(mFlags | rhs.mFlags); }
     Flags<F>& operator|=(Flags<F> rhs) {
-        flags = flags | rhs.flags;
+        mFlags = mFlags | rhs.mFlags;
         return *this;
     }
 
-    Flags<F> operator&(Flags<F> rhs) const { return static_cast<F>(flags & rhs.flags); }
+    Flags<F> operator&(Flags<F> rhs) const { return static_cast<F>(mFlags & rhs.mFlags); }
     Flags<F>& operator&=(Flags<F> rhs) {
-        flags = flags & rhs.flags;
+        mFlags = mFlags & rhs.mFlags;
         return *this;
     }
 
-    Flags<F> operator^(Flags<F> rhs) const { return static_cast<F>(flags ^ rhs.flags); }
+    Flags<F> operator^(Flags<F> rhs) const { return static_cast<F>(mFlags ^ rhs.mFlags); }
     Flags<F>& operator^=(Flags<F> rhs) {
-        flags = flags ^ rhs.flags;
+        mFlags = mFlags ^ rhs.mFlags;
         return *this;
     }
 
-    Flags<F> operator~() { return static_cast<F>(~flags); }
+    Flags<F> operator~() { return static_cast<F>(~mFlags); }
 
-    bool operator==(Flags<F> rhs) const { return flags == rhs.flags; }
+    bool operator==(Flags<F> rhs) const { return mFlags == rhs.mFlags; }
     bool operator!=(Flags<F> rhs) const { return !operator==(rhs); }
 
     Flags<F>& operator=(const Flags<F>& rhs) {
-        flags = rhs.flags;
+        mFlags = rhs.mFlags;
         return *this;
     }
 
+    Iterator begin() const { return Iterator(*this); }
+
+    Iterator end() const { return Iterator(); }
+
     /*
      * Returns the stored set of flags.
      *
@@ -112,24 +254,18 @@
      * the value is no longer necessarily a strict member of the enum since the returned value could
      * be multiple enum variants OR'd together.
      */
-    U get() const { return flags; }
+    U get() const { return mFlags; }
 
-    std::string string() const { return string(defaultStringify); }
-
-    std::string string(std::function<std::optional<std::string>(F)> stringify) const {
-        // The type can't be larger than 64-bits otherwise it won't fit in BitSet64.
-        static_assert(sizeof(U) <= sizeof(uint64_t));
+    std::string string() const {
         std::string result;
         bool first = true;
         U unstringified = 0;
-        for (BitSet64 bits(flags); !bits.isEmpty();) {
-            uint64_t bit = bits.clearLastMarkedBit(); // counts from left
-            const U flag = 1 << (64 - bit - 1);
-            std::optional<std::string> flagString = stringify(static_cast<F>(flag));
+        for (const F f : *this) {
+            std::optional<std::string_view> flagString = flag_name(f);
             if (flagString) {
                 appendFlag(result, flagString.value(), first);
             } else {
-                unstringified |= flag;
+                unstringified |= static_cast<U>(f);
             }
         }
 
@@ -145,10 +281,9 @@
     }
 
 private:
-    U flags;
+    U mFlags;
 
-    static std::optional<std::string> defaultStringify(F) { return std::nullopt; }
-    static void appendFlag(std::string& str, const std::string& flag, bool& first) {
+    static void appendFlag(std::string& str, const std::string_view& flag, bool& first) {
         if (first) {
             first = false;
         } else {
@@ -162,12 +297,12 @@
 // as flags. In order to use these, add them via a `using namespace` declaration.
 namespace flag_operators {
 
-template <typename F, typename = std::enable_if_t<is_enum_class_v<F>>>
+template <typename F, typename = std::enable_if_t<details::is_enum_class_v<F>>>
 inline Flags<F> operator~(F f) {
     using U = typename std::underlying_type_t<F>;
     return static_cast<F>(~static_cast<U>(f));
 }
-template <typename F, typename = std::enable_if_t<is_enum_class_v<F>>>
+template <typename F, typename = std::enable_if_t<details::is_enum_class_v<F>>>
 Flags<F> operator|(F lhs, F rhs) {
     using U = typename std::underlying_type_t<F>;
     return static_cast<F>(static_cast<U>(lhs) | static_cast<U>(rhs));
diff --git a/include/input/Input.h b/include/input/Input.h
index 40d655f..d40ba43 100644
--- a/include/input/Input.h
+++ b/include/input/Input.h
@@ -87,6 +87,13 @@
 constexpr int32_t VERIFIED_MOTION_EVENT_FLAGS =
         AMOTION_EVENT_FLAG_WINDOW_IS_OBSCURED | AMOTION_EVENT_FLAG_WINDOW_IS_PARTIALLY_OBSCURED;
 
+/**
+ * This flag indicates that the point up event has been canceled.
+ * Typically this is used for palm event when the user has accidental touches.
+ * TODO: Adjust flag to public api
+ */
+constexpr int32_t AMOTION_EVENT_FLAG_CANCELED = 0x20;
+
 enum {
     /* Used when a motion event is not associated with any display.
      * Typically used for non-pointer events. */
@@ -520,13 +527,11 @@
 
     inline void setActionButton(int32_t button) { mActionButton = button; }
 
-    inline float getXScale() const { return mXScale; }
+    inline float getXOffset() const { return mTransform.tx(); }
 
-    inline float getYScale() const { return mYScale; }
+    inline float getYOffset() const { return mTransform.ty(); }
 
-    inline float getXOffset() const { return mXOffset; }
-
-    inline float getYOffset() const { return mYOffset; }
+    inline ui::Transform getTransform() const { return mTransform; }
 
     inline float getXPrecision() const { return mXPrecision; }
 
@@ -688,8 +693,8 @@
     void initialize(int32_t id, int32_t deviceId, uint32_t source, int32_t displayId,
                     std::array<uint8_t, 32> hmac, int32_t action, int32_t actionButton,
                     int32_t flags, int32_t edgeFlags, int32_t metaState, int32_t buttonState,
-                    MotionClassification classification, float xScale, float yScale, float xOffset,
-                    float yOffset, float xPrecision, float yPrecision, float rawXCursorPosition,
+                    MotionClassification classification, const ui::Transform& transform,
+                    float xPrecision, float yPrecision, float rawXCursorPosition,
                     float rawYCursorPosition, nsecs_t downTime, nsecs_t eventTime,
                     size_t pointerCount, const PointerProperties* pointerProperties,
                     const PointerCoords* pointerCoords);
@@ -706,7 +711,7 @@
 
     // Apply 3x3 perspective matrix transformation.
     // Matrix is in row-major form and compatible with SkMatrix.
-    void transform(const float matrix[9]);
+    void transform(const std::array<float, 9>& matrix);
 
 #ifdef __ANDROID__
     status_t readFromParcel(Parcel* parcel);
@@ -740,10 +745,6 @@
     int32_t mMetaState;
     int32_t mButtonState;
     MotionClassification mClassification;
-    float mXScale;
-    float mYScale;
-    float mXOffset;
-    float mYOffset;
     ui::Transform mTransform;
     float mXPrecision;
     float mYPrecision;
diff --git a/include/input/InputApplication.h b/include/input/InputApplication.h
index b6b9353..8e4fe79 100644
--- a/include/input/InputApplication.h
+++ b/include/input/InputApplication.h
@@ -19,6 +19,8 @@
 
 #include <string>
 
+#include <android/InputApplicationInfo.h>
+
 #include <binder/IBinder.h>
 #include <binder/Parcel.h>
 #include <binder/Parcelable.h>
@@ -28,29 +30,13 @@
 #include <utils/Timers.h>
 
 namespace android {
-
-/*
- * Describes the properties of an application that can receive input.
- */
-struct InputApplicationInfo : public Parcelable {
-    sp<IBinder> token;
-    std::string name;
-    std::chrono::nanoseconds dispatchingTimeout;
-
-    InputApplicationInfo() = default;
-
-    status_t readFromParcel(const android::Parcel* parcel) override;
-
-    status_t writeToParcel(android::Parcel* parcel) const override;
-};
-
 /*
  * Handle for an application that can receive input.
  *
  * Used by the native input dispatcher as a handle for the window manager objects
  * that describe an application.
  */
-class InputApplicationHandle : public RefBase {
+class InputApplicationHandle {
 public:
     inline const InputApplicationInfo* getInfo() const {
         return &mInfo;
@@ -62,13 +48,20 @@
 
     inline std::chrono::nanoseconds getDispatchingTimeout(
             std::chrono::nanoseconds defaultValue) const {
-        return mInfo.token ? std::chrono::nanoseconds(mInfo.dispatchingTimeout) : defaultValue;
+        return mInfo.token ? std::chrono::milliseconds(mInfo.dispatchingTimeoutMillis)
+                           : defaultValue;
     }
 
     inline sp<IBinder> getApplicationToken() const {
         return mInfo.token;
     }
 
+    bool operator==(const InputApplicationHandle& other) const {
+        return getName() == other.getName() && getApplicationToken() == other.getApplicationToken();
+    }
+
+    bool operator!=(const InputApplicationHandle& other) const { return !(*this == other); }
+
     /**
      * Requests that the state of this object be updated to reflect
      * the most current available information about the application.
@@ -81,8 +74,8 @@
     virtual bool updateInfo() = 0;
 
 protected:
-    InputApplicationHandle();
-    virtual ~InputApplicationHandle();
+    InputApplicationHandle() = default;
+    virtual ~InputApplicationHandle() = default;
 
     InputApplicationInfo mInfo;
 };
diff --git a/include/input/InputTransport.h b/include/input/InputTransport.h
index 09cebef..8e00969 100644
--- a/include/input/InputTransport.h
+++ b/include/input/InputTransport.h
@@ -37,6 +37,7 @@
 #include <binder/Parcelable.h>
 #include <input/Input.h>
 #include <sys/stat.h>
+#include <ui/Transform.h>
 #include <utils/BitSet.h>
 #include <utils/Errors.h>
 #include <utils/RefBase.h>
@@ -115,10 +116,12 @@
             uint8_t empty2[3];                   // 3 bytes to fill gap created by classification
             int32_t edgeFlags;
             nsecs_t downTime __attribute__((aligned(8)));
-            float xScale;
-            float yScale;
-            float xOffset;
-            float yOffset;
+            float dsdx;
+            float dtdx;
+            float dtdy;
+            float dsdy;
+            float tx;
+            float ty;
             float xPrecision;
             float yPrecision;
             float xCursorPosition;
@@ -183,18 +186,6 @@
     }
 };
 
-struct InputChannelInfo : public Parcelable {
-    std::string mName;
-    android::base::unique_fd mFd;
-    sp<IBinder> mToken;
-
-    InputChannelInfo() = default;
-    InputChannelInfo(const std::string& name, android::base::unique_fd fd, sp<IBinder> token)
-          : mName(name), mFd(std::move(fd)), mToken(token){};
-    status_t readFromParcel(const android::Parcel* parcel) override;
-    status_t writeToParcel(android::Parcel* parcel) const override;
-};
-
 /*
  * An input channel consists of a local unix domain socket used to send and receive
  * input messages across processes.  Each channel has a descriptive name for debugging purposes.
@@ -203,14 +194,15 @@
  *
  * The input channel is closed when all references to it are released.
  */
-class InputChannel : public RefBase {
+class InputChannel : public Parcelable {
 public:
-    InputChannel();
+    static std::unique_ptr<InputChannel> create(const std::string& name,
+                                                android::base::unique_fd fd, sp<IBinder> token);
+    InputChannel() = default;
+    InputChannel(const InputChannel& other)
+          : mName(other.mName), mFd(::dup(other.mFd)), mToken(other.mToken){};
+    InputChannel(const std::string name, android::base::unique_fd fd, sp<IBinder> token);
     virtual ~InputChannel();
-
-    static sp<InputChannel> create(const std::string& name, android::base::unique_fd fd,
-                                   sp<IBinder> token);
-
     /**
      * Create a pair of input channels.
      * The two returned input channels are equivalent, and are labeled as "server" and "client"
@@ -219,12 +211,12 @@
      * Return OK on success.
      */
     static status_t openInputChannelPair(const std::string& name,
-            sp<InputChannel>& outServerChannel, sp<InputChannel>& outClientChannel);
+                                         std::unique_ptr<InputChannel>& outServerChannel,
+                                         std::unique_ptr<InputChannel>& outClientChannel);
 
-    inline std::string getName() const { return mInfo.mName; }
-    inline int getFd() const { return mInfo.mFd.get(); }
-    inline sp<IBinder> getToken() const { return mInfo.mToken; }
-    inline InputChannelInfo& getInfo() { return mInfo; }
+    inline std::string getName() const { return mName; }
+    inline const android::base::unique_fd& getFd() const { return mFd; }
+    inline sp<IBinder> getToken() const { return mToken; }
 
     /* Send a message to the other endpoint.
      *
@@ -252,11 +244,10 @@
     status_t receiveMessage(InputMessage* msg);
 
     /* Return a new object that has a duplicate of this channel's fd. */
-    sp<InputChannel> dup() const;
+    std::unique_ptr<InputChannel> dup() const;
 
-    status_t readFromParcel(const android::Parcel* parcel);
-
-    status_t writeToParcel(android::Parcel* parcel) const;
+    status_t readFromParcel(const android::Parcel* parcel) override;
+    status_t writeToParcel(android::Parcel* parcel) const override;
 
     /**
      * The connection token is used to identify the input connection, i.e.
@@ -273,22 +264,23 @@
     sp<IBinder> getConnectionToken() const;
 
     bool operator==(const InputChannel& inputChannel) const {
-        struct stat lhsInfo, rhsInfo;
-        if (fstat(mInfo.mFd.get(), &lhsInfo) != 0) {
+        struct stat lhs, rhs;
+        if (fstat(mFd.get(), &lhs) != 0) {
             return false;
         }
-        if (fstat(inputChannel.getFd(), &rhsInfo) != 0) {
+        if (fstat(inputChannel.getFd(), &rhs) != 0) {
             return false;
         }
         // If file descriptors are pointing to same inode they are duplicated fds.
-        return inputChannel.getName() == getName() &&
-                inputChannel.getConnectionToken() == mInfo.mToken &&
-                lhsInfo.st_ino == rhsInfo.st_ino;
+        return inputChannel.getName() == getName() && inputChannel.getConnectionToken() == mToken &&
+                lhs.st_ino == rhs.st_ino;
     }
 
 private:
-    InputChannel(const std::string& name, android::base::unique_fd fd, sp<IBinder> token);
-    InputChannelInfo mInfo;
+    std::string mName;
+    android::base::unique_fd mFd;
+
+    sp<IBinder> mToken;
 };
 
 /*
@@ -297,13 +289,13 @@
 class InputPublisher {
 public:
     /* Creates a publisher associated with an input channel. */
-    explicit InputPublisher(const sp<InputChannel>& channel);
+    explicit InputPublisher(const std::shared_ptr<InputChannel>& channel);
 
     /* Destroys the publisher and releases its input channel. */
     ~InputPublisher();
 
     /* Gets the underlying input channel. */
-    inline sp<InputChannel> getChannel() { return mChannel; }
+    inline std::shared_ptr<InputChannel> getChannel() { return mChannel; }
 
     /* Publishes a key event to the input channel.
      *
@@ -330,11 +322,10 @@
                                 int32_t displayId, std::array<uint8_t, 32> hmac, int32_t action,
                                 int32_t actionButton, int32_t flags, int32_t edgeFlags,
                                 int32_t metaState, int32_t buttonState,
-                                MotionClassification classification, float xScale, float yScale,
-                                float xOffset, float yOffset, float xPrecision, float yPrecision,
-                                float xCursorPosition, float yCursorPosition, nsecs_t downTime,
-                                nsecs_t eventTime, uint32_t pointerCount,
-                                const PointerProperties* pointerProperties,
+                                MotionClassification classification, const ui::Transform& transform,
+                                float xPrecision, float yPrecision, float xCursorPosition,
+                                float yCursorPosition, nsecs_t downTime, nsecs_t eventTime,
+                                uint32_t pointerCount, const PointerProperties* pointerProperties,
                                 const PointerCoords* pointerCoords);
 
     /* Publishes a focus event to the input channel.
@@ -360,7 +351,7 @@
     status_t receiveFinishedSignal(uint32_t* outSeq, bool* outHandled);
 
 private:
-    sp<InputChannel> mChannel;
+    std::shared_ptr<InputChannel> mChannel;
 };
 
 /*
@@ -369,13 +360,13 @@
 class InputConsumer {
 public:
     /* Creates a consumer associated with an input channel. */
-    explicit InputConsumer(const sp<InputChannel>& channel);
+    explicit InputConsumer(const std::shared_ptr<InputChannel>& channel);
 
     /* Destroys the consumer and releases its input channel. */
     ~InputConsumer();
 
     /* Gets the underlying input channel. */
-    inline sp<InputChannel> getChannel() { return mChannel; }
+    inline std::shared_ptr<InputChannel> getChannel() { return mChannel; }
 
     /* Consumes an input event from the input channel and copies its contents into
      * an InputEvent object created using the specified factory.
@@ -451,8 +442,7 @@
     // True if touch resampling is enabled.
     const bool mResampleTouch;
 
-    // The input channel.
-    sp<InputChannel> mChannel;
+    std::shared_ptr<InputChannel> mChannel;
 
     // The current input message.
     InputMessage mMsg;
diff --git a/include/input/InputWindow.h b/include/input/InputWindow.h
index 233c7ae..8a752c1 100644
--- a/include/input/InputWindow.h
+++ b/include/input/InputWindow.h
@@ -158,10 +158,6 @@
     // in scaling of the TOUCH_MAJOR/TOUCH_MINOR axis.
     float globalScaleFactor = 1.0f;
 
-    // Scaling factors applied to individual windows.
-    float windowXScale = 1.0f;
-    float windowYScale = 1.0f;
-
     // Transform applied to individual windows.
     ui::Transform transform;
 
@@ -205,8 +201,6 @@
     status_t writeToParcel(android::Parcel* parcel) const override;
 
     status_t readFromParcel(const android::Parcel* parcel) override;
-
-    static std::optional<std::string> flagToString(Flag f);
 };
 
 /*
diff --git a/libs/binder/Android.bp b/libs/binder/Android.bp
index b24a577..861b589 100644
--- a/libs/binder/Android.bp
+++ b/libs/binder/Android.bp
@@ -127,6 +127,10 @@
         export_aidl_headers: true,
     },
 
+    // TODO(b/142684679): for com.android.media which is compiled
+    // as vendor and used as system code.
+    use_apex_name_macro: true,
+
     cflags: [
         "-Wall",
         "-Wextra",
diff --git a/libs/binder/AppOpsManager.cpp b/libs/binder/AppOpsManager.cpp
index 1c6b491..de42f36 100644
--- a/libs/binder/AppOpsManager.cpp
+++ b/libs/binder/AppOpsManager.cpp
@@ -22,6 +22,7 @@
 #include <utils/SystemClock.h>
 
 #include <sys/types.h>
+#include <private/android_filesystem_config.h>
 
 #ifdef LOG_TAG
 #undef LOG_TAG
@@ -100,7 +101,7 @@
     sp<IAppOpsService> service = getService();
     int32_t mode = service != nullptr
             ? service->noteOperation(op, uid, callingPackage, attributionTag,
-                    shouldCollectNotes(op), message)
+                    shouldCollectNotes(op), message, uid == AID_SYSTEM)
             : AppOpsManager::MODE_IGNORED;
 
     return mode;
@@ -118,7 +119,8 @@
     sp<IAppOpsService> service = getService();
     int32_t mode = service != nullptr
             ? service->startOperation(getClientId(), op, uid, callingPackage,
-                    attributionTag, startIfModeDefault, shouldCollectNotes(op), message)
+                    attributionTag, startIfModeDefault, shouldCollectNotes(op), message,
+                    uid == AID_SYSTEM)
             : AppOpsManager::MODE_IGNORED;
 
     return mode;
diff --git a/libs/binder/Binder.cpp b/libs/binder/Binder.cpp
index e0fb543..6ca3b16 100644
--- a/libs/binder/Binder.cpp
+++ b/libs/binder/Binder.cpp
@@ -24,6 +24,7 @@
 #include <binder/IShellCallback.h>
 #include <binder/Parcel.h>
 
+#include <linux/sched.h>
 #include <stdio.h>
 
 namespace android {
@@ -133,6 +134,8 @@
     // unlocked objects
     bool mRequestingSid = false;
     sp<IBinder> mExtension;
+    int mPolicy = SCHED_NORMAL;
+    int mPriority = 0;
 
     // for below objects
     Mutex mLock;
@@ -279,6 +282,47 @@
     return e->mExtension;
 }
 
+void BBinder::setMinSchedulerPolicy(int policy, int priority) {
+    switch (policy) {
+    case SCHED_NORMAL:
+      LOG_ALWAYS_FATAL_IF(priority < -20 || priority > 19, "Invalid priority for SCHED_NORMAL: %d", priority);
+      break;
+    case SCHED_RR:
+    case SCHED_FIFO:
+      LOG_ALWAYS_FATAL_IF(priority < 1 || priority > 99, "Invalid priority for sched %d: %d", policy, priority);
+      break;
+    default:
+      LOG_ALWAYS_FATAL("Unrecognized scheduling policy: %d", policy);
+    }
+
+    Extras* e = mExtras.load(std::memory_order_acquire);
+
+    if (e == nullptr) {
+        // Avoid allocations if called with default.
+        if (policy == SCHED_NORMAL && priority == 0) {
+            return;
+        }
+
+        e = getOrCreateExtras();
+        if (!e) return; // out of memory
+    }
+
+    e->mPolicy = policy;
+    e->mPriority = priority;
+}
+
+int BBinder::getMinSchedulerPolicy() {
+    Extras* e = mExtras.load(std::memory_order_acquire);
+    if (e == nullptr) return SCHED_NORMAL;
+    return e->mPolicy;
+}
+
+int BBinder::getMinSchedulerPriority() {
+    Extras* e = mExtras.load(std::memory_order_acquire);
+    if (e == nullptr) return 0;
+    return e->mPriority;
+}
+
 pid_t BBinder::getDebugPid() {
     return getpid();
 }
diff --git a/libs/binder/BpBinder.cpp b/libs/binder/BpBinder.cpp
index d2b9b8f..c183d29 100644
--- a/libs/binder/BpBinder.cpp
+++ b/libs/binder/BpBinder.cpp
@@ -224,7 +224,7 @@
             using android::internal::Stability;
 
             auto stability = Stability::get(this);
-            auto required = privateVendor ? Stability::VENDOR : Stability::kLocalStability;
+            auto required = privateVendor ? Stability::VENDOR : Stability::getLocalStability();
 
             if (CC_UNLIKELY(!Stability::check(stability, required))) {
                 ALOGE("Cannot do a user transaction on a %s binder in a %s context.",
diff --git a/libs/binder/IAppOpsService.cpp b/libs/binder/IAppOpsService.cpp
index cd78866..ee0cd62 100644
--- a/libs/binder/IAppOpsService.cpp
+++ b/libs/binder/IAppOpsService.cpp
@@ -50,15 +50,16 @@
 
     virtual int32_t noteOperation(int32_t code, int32_t uid, const String16& packageName,
                 const std::optional<String16>& attributionTag, bool shouldCollectAsyncNotedOp,
-                const String16& message) {
+                const String16& message, bool shouldCollectMessage) {
         Parcel data, reply;
         data.writeInterfaceToken(IAppOpsService::getInterfaceDescriptor());
         data.writeInt32(code);
         data.writeInt32(uid);
         data.writeString16(packageName);
         data.writeString16(attributionTag);
-        data.writeInt32(shouldCollectAsyncNotedOp ? 1 : 0);
+        data.writeBool(shouldCollectAsyncNotedOp);
         data.writeString16(message);
+        data.writeBool(shouldCollectMessage);
         remote()->transact(NOTE_OPERATION_TRANSACTION, data, &reply);
         // fail on exception
         if (reply.readExceptionCode() != 0) return MODE_ERRORED;
@@ -67,7 +68,8 @@
 
     virtual int32_t startOperation(const sp<IBinder>& token, int32_t code, int32_t uid,
                 const String16& packageName, const std::optional<String16>& attributionTag,
-                bool startIfModeDefault, bool shouldCollectAsyncNotedOp, const String16& message) {
+                bool startIfModeDefault, bool shouldCollectAsyncNotedOp, const String16& message,
+                bool shouldCollectMessage) {
         Parcel data, reply;
         data.writeInterfaceToken(IAppOpsService::getInterfaceDescriptor());
         data.writeStrongBinder(token);
@@ -75,9 +77,10 @@
         data.writeInt32(uid);
         data.writeString16(packageName);
         data.writeString16(attributionTag);
-        data.writeInt32(startIfModeDefault ? 1 : 0);
-        data.writeInt32(shouldCollectAsyncNotedOp ? 1 : 0);
+        data.writeBool(startIfModeDefault);
+        data.writeBool(shouldCollectAsyncNotedOp);
         data.writeString16(message);
+        data.writeBool(shouldCollectMessage);
         remote()->transact(START_OPERATION_TRANSACTION, data, &reply);
         // fail on exception
         if (reply.readExceptionCode() != 0) return MODE_ERRORED;
@@ -186,10 +189,11 @@
             String16 packageName = data.readString16();
             std::optional<String16> attributionTag;
             data.readString16(&attributionTag);
-            bool shouldCollectAsyncNotedOp = data.readInt32() == 1;
+            bool shouldCollectAsyncNotedOp = data.readBool();
             String16 message = data.readString16();
+            bool shouldCollectMessage = data.readBool();
             int32_t res = noteOperation(code, uid, packageName, attributionTag,
-                    shouldCollectAsyncNotedOp, message);
+                    shouldCollectAsyncNotedOp, message, shouldCollectMessage);
             reply->writeNoException();
             reply->writeInt32(res);
             return NO_ERROR;
@@ -202,11 +206,12 @@
             String16 packageName = data.readString16();
             std::optional<String16> attributionTag;
             data.readString16(&attributionTag);
-            bool startIfModeDefault = data.readInt32() == 1;
-            bool shouldCollectAsyncNotedOp = data.readInt32() == 1;
+            bool startIfModeDefault = data.readBool();
+            bool shouldCollectAsyncNotedOp = data.readBool();
             String16 message = data.readString16();
+            bool shouldCollectMessage = data.readBool();
             int32_t res = startOperation(token, code, uid, packageName, attributionTag,
-                    startIfModeDefault, shouldCollectAsyncNotedOp, message);
+                    startIfModeDefault, shouldCollectAsyncNotedOp, message, shouldCollectMessage);
             reply->writeNoException();
             reply->writeInt32(res);
             return NO_ERROR;
diff --git a/libs/binder/IPCThreadState.cpp b/libs/binder/IPCThreadState.cpp
index d67ce15..157538e 100644
--- a/libs/binder/IPCThreadState.cpp
+++ b/libs/binder/IPCThreadState.cpp
@@ -614,7 +614,7 @@
     talkWithDriver(false);
 }
 
-int IPCThreadState::setupPolling(int* fd)
+status_t IPCThreadState::setupPolling(int* fd)
 {
     if (mProcess->mDriverFD < 0) {
         return -EBADF;
diff --git a/libs/binder/IServiceManager.cpp b/libs/binder/IServiceManager.cpp
index 25c0b19..9aa82d9 100644
--- a/libs/binder/IServiceManager.cpp
+++ b/libs/binder/IServiceManager.cpp
@@ -18,6 +18,9 @@
 
 #include <binder/IServiceManager.h>
 
+#include <inttypes.h>
+#include <unistd.h>
+
 #include <android/os/BnServiceCallback.h>
 #include <android/os/IServiceManager.h>
 #include <binder/IPCThreadState.h>
@@ -36,8 +39,6 @@
 
 #include "Static.h"
 
-#include <unistd.h>
-
 namespace android {
 
 using AidlServiceManager = android::os::IServiceManager;
@@ -219,7 +220,8 @@
 
     const bool isVendorService =
         strcmp(ProcessState::self()->getDriverName().c_str(), "/dev/vndbinder") == 0;
-    const long timeout = uptimeMillis() + 5000;
+    const long timeout = 5000;
+    int64_t startTime = uptimeMillis();
     // Vendor code can't access system properties
     if (!gSystemBootCompleted && !isVendorService) {
 #ifdef __ANDROID__
@@ -233,15 +235,21 @@
     // retry interval in millisecond; note that vendor services stay at 100ms
     const long sleepTime = gSystemBootCompleted ? 1000 : 100;
 
+    ALOGI("Waiting for service '%s' on '%s'...", String8(name).string(),
+          ProcessState::self()->getDriverName().c_str());
+
     int n = 0;
-    while (uptimeMillis() < timeout) {
+    while (uptimeMillis() - startTime < timeout) {
         n++;
-        ALOGI("Waiting for service '%s' on '%s'...", String8(name).string(),
-            ProcessState::self()->getDriverName().c_str());
         usleep(1000*sleepTime);
 
         sp<IBinder> svc = checkService(name);
-        if (svc != nullptr) return svc;
+        if (svc != nullptr) {
+            ALOGI("Waiting for service '%s' on '%s' successful after waiting %" PRIi64 "ms",
+                  String8(name).string(), ProcessState::self()->getDriverName().c_str(),
+                  uptimeMillis() - startTime);
+            return svc;
+        }
     }
     ALOGW("Service %s didn't start. Returning NULL", String8(name).string());
     return nullptr;
diff --git a/libs/binder/Parcel.cpp b/libs/binder/Parcel.cpp
index 5ea56de..8fd59ba 100644
--- a/libs/binder/Parcel.cpp
+++ b/libs/binder/Parcel.cpp
@@ -20,6 +20,7 @@
 #include <errno.h>
 #include <fcntl.h>
 #include <inttypes.h>
+#include <linux/sched.h>
 #include <pthread.h>
 #include <stdint.h>
 #include <stdio.h>
@@ -188,16 +189,18 @@
     return OK;
 }
 
+static constexpr inline int schedPolicyMask(int policy, int priority) {
+    return (priority & FLAT_BINDER_FLAG_PRIORITY_MASK) | ((policy & 3) << FLAT_BINDER_FLAG_SCHED_POLICY_SHIFT);
+}
+
 status_t Parcel::flattenBinder(const sp<IBinder>& binder)
 {
     flat_binder_object obj;
+    obj.flags = FLAT_BINDER_FLAG_ACCEPTS_FDS;
 
-    if (IPCThreadState::self()->backgroundSchedulingDisabled()) {
-        /* minimum priority for all nodes is nice 0 */
-        obj.flags = FLAT_BINDER_FLAG_ACCEPTS_FDS;
-    } else {
-        /* minimum priority for all nodes is MAX_NICE(19) */
-        obj.flags = 0x13 | FLAT_BINDER_FLAG_ACCEPTS_FDS;
+    int schedBits = 0;
+    if (!IPCThreadState::self()->backgroundSchedulingDisabled()) {
+        schedBits = schedPolicyMask(SCHED_NORMAL, 19);
     }
 
     if (binder != nullptr) {
@@ -213,6 +216,13 @@
             obj.handle = handle;
             obj.cookie = 0;
         } else {
+            int policy = local->getMinSchedulerPolicy();
+            int priority = local->getMinSchedulerPriority();
+
+            if (policy != 0 || priority != 0) {
+                // override value, since it is set explicitly
+                schedBits = schedPolicyMask(policy, priority);
+            }
             if (local->isRequestingSid()) {
                 obj.flags |= FLAT_BINDER_FLAG_TXN_SECURITY_CTX;
             }
@@ -226,6 +236,8 @@
         obj.cookie = 0;
     }
 
+    obj.flags |= schedBits;
+
     return finishFlattenBinder(binder, obj);
 }
 
diff --git a/libs/binder/ProcessState.cpp b/libs/binder/ProcessState.cpp
index f3861bb..acc1e67 100644
--- a/libs/binder/ProcessState.cpp
+++ b/libs/binder/ProcessState.cpp
@@ -32,6 +32,7 @@
 
 #include <errno.h>
 #include <fcntl.h>
+#include <mutex>
 #include <stdio.h>
 #include <stdlib.h>
 #include <unistd.h>
@@ -73,38 +74,49 @@
 
 sp<ProcessState> ProcessState::self()
 {
-    Mutex::Autolock _l(gProcessMutex);
-    if (gProcess != nullptr) {
-        return gProcess;
-    }
-    gProcess = new ProcessState(kDefaultDriver);
-    return gProcess;
+    return init(kDefaultDriver, false /*requireDefault*/);
 }
 
 sp<ProcessState> ProcessState::initWithDriver(const char* driver)
 {
-    Mutex::Autolock _l(gProcessMutex);
-    if (gProcess != nullptr) {
-        // Allow for initWithDriver to be called repeatedly with the same
-        // driver.
-        if (!strcmp(gProcess->getDriverName().c_str(), driver)) {
-            return gProcess;
-        }
-        LOG_ALWAYS_FATAL("ProcessState was already initialized.");
-    }
-
-    if (access(driver, R_OK) == -1) {
-        ALOGE("Binder driver %s is unavailable. Using /dev/binder instead.", driver);
-        driver = "/dev/binder";
-    }
-
-    gProcess = new ProcessState(driver);
-    return gProcess;
+    return init(driver, true /*requireDefault*/);
 }
 
 sp<ProcessState> ProcessState::selfOrNull()
 {
-    Mutex::Autolock _l(gProcessMutex);
+    return init(nullptr, false /*requireDefault*/);
+}
+
+sp<ProcessState> ProcessState::init(const char *driver, bool requireDefault)
+{
+    [[clang::no_destroy]] static sp<ProcessState> gProcess;
+    [[clang::no_destroy]] static std::mutex gProcessMutex;
+
+    if (driver == nullptr) {
+        std::lock_guard<std::mutex> l(gProcessMutex);
+        return gProcess;
+    }
+
+    [[clang::no_destroy]] static std::once_flag gProcessOnce;
+    std::call_once(gProcessOnce, [&](){
+        if (access(driver, R_OK) == -1) {
+            ALOGE("Binder driver %s is unavailable. Using /dev/binder instead.", driver);
+            driver = "/dev/binder";
+        }
+
+        std::lock_guard<std::mutex> l(gProcessMutex);
+        gProcess = new ProcessState(driver);
+    });
+
+    if (requireDefault) {
+        // Detect if we are trying to initialize with a different driver, and
+        // consider that an error. ProcessState will only be initialized once above.
+        LOG_ALWAYS_FATAL_IF(gProcess->getDriverName() != driver,
+                            "ProcessState was already initialized with %s,"
+                            " can't initialize with %s.",
+                            gProcess->getDriverName().c_str(), driver);
+    }
+
     return gProcess;
 }
 
diff --git a/libs/binder/Stability.cpp b/libs/binder/Stability.cpp
index e1565fa..6115aec 100644
--- a/libs/binder/Stability.cpp
+++ b/libs/binder/Stability.cpp
@@ -22,7 +22,7 @@
 namespace internal {
 
 void Stability::markCompilationUnit(IBinder* binder) {
-    status_t result = set(binder, kLocalStability, true /*log*/);
+    status_t result = set(binder, getLocalStability(), true /*log*/);
     LOG_ALWAYS_FATAL_IF(result != OK, "Should only mark known object.");
 }
 
@@ -45,7 +45,26 @@
 }
 
 void Stability::tryMarkCompilationUnit(IBinder* binder) {
-    (void) set(binder, kLocalStability, false /*log*/);
+    (void) set(binder, getLocalStability(), false /*log*/);
+}
+
+Stability::Level Stability::getLocalStability() {
+#ifdef __ANDROID_VNDK__
+    #ifdef __ANDROID_APEX__
+        // TODO(b/142684679) avoid use_vendor on system APEXes
+        #if !defined(__ANDROID_APEX_COM_ANDROID_MEDIA_SWCODEC__) \
+            && !defined(__ANDROID_APEX_TEST_COM_ANDROID_MEDIA_SWCODEC__)
+        #error VNDK + APEX only defined for com.android.media.swcodec
+        #endif
+        // TODO(b/142684679) avoid use_vendor on system APEXes
+        return Level::SYSTEM;
+    #else
+        return Level::VENDOR;
+    #endif
+#else
+    // TODO(b/139325195): split up stability levels for system/APEX.
+    return Level::SYSTEM;
+#endif
 }
 
 status_t Stability::set(IBinder* binder, int32_t stability, bool log) {
diff --git a/libs/binder/Static.cpp b/libs/binder/Static.cpp
index 779ed41..db0f1c7 100644
--- a/libs/binder/Static.cpp
+++ b/libs/binder/Static.cpp
@@ -68,9 +68,4 @@
 TextOutput& aout(*new FdTextOutput(STDOUT_FILENO));
 TextOutput& aerr(*new FdTextOutput(STDERR_FILENO));
 
-// ------------ ProcessState.cpp
-
-Mutex& gProcessMutex = *new Mutex;
-sp<ProcessState> gProcess;
-
 }   // namespace android
diff --git a/libs/binder/Static.h b/libs/binder/Static.h
index f8e0ee5..83524e8 100644
--- a/libs/binder/Static.h
+++ b/libs/binder/Static.h
@@ -27,8 +27,4 @@
 // For TextStream.cpp
 extern Vector<int32_t> gTextBuffers;
 
-// For ProcessState.cpp
-extern Mutex& gProcessMutex;
-extern sp<ProcessState> gProcess;
-
 }   // namespace android
diff --git a/libs/binder/include/binder/Binder.h b/libs/binder/include/binder/Binder.h
index 74e52db..f3fea16 100644
--- a/libs/binder/include/binder/Binder.h
+++ b/libs/binder/include/binder/Binder.h
@@ -72,6 +72,22 @@
     // This must be called before the object is sent to another process. Not thread safe.
     void                setExtension(const sp<IBinder>& extension);
 
+    // This must be called before the object is sent to another process. Not thread safe.
+    //
+    // This function will abort if improper parameters are set. This is like
+    // sched_setscheduler. However, it sets the minimum scheduling policy
+    // only for the duration that this specific binder object is handling the
+    // call in a threadpool. By default, this API is set to SCHED_NORMAL/0. In
+    // this case, the scheduling priority will not actually be modified from
+    // binder defaults. See also IPCThreadState::disableBackgroundScheduling.
+    //
+    // Appropriate values are:
+    // SCHED_NORMAL: -20 <= priority <= 19
+    // SCHED_RR/SCHED_FIFO: 1 <= priority <= 99
+    void                setMinSchedulerPolicy(int policy, int priority);
+    int                 getMinSchedulerPolicy();
+    int                 getMinSchedulerPriority();
+
     pid_t               getDebugPid();
 
 protected:
diff --git a/libs/binder/include/binder/IAppOpsService.h b/libs/binder/include/binder/IAppOpsService.h
index a4a20c8..de7d12f 100644
--- a/libs/binder/include/binder/IAppOpsService.h
+++ b/libs/binder/include/binder/IAppOpsService.h
@@ -39,10 +39,11 @@
     virtual int32_t checkOperation(int32_t code, int32_t uid, const String16& packageName) = 0;
     virtual int32_t noteOperation(int32_t code, int32_t uid, const String16& packageName,
             const std::optional<String16>& attributionTag, bool shouldCollectAsyncNotedOp,
-            const String16& message) = 0;
+            const String16& message, bool shouldCollectMessage) = 0;
     virtual int32_t startOperation(const sp<IBinder>& token, int32_t code, int32_t uid,
             const String16& packageName, const std::optional<String16>& attributionTag,
-            bool startIfModeDefault, bool shouldCollectAsyncNotedOp, const String16& message) = 0;
+            bool startIfModeDefault, bool shouldCollectAsyncNotedOp, const String16& message,
+            bool shouldCollectMessage) = 0;
     virtual void finishOperation(const sp<IBinder>& token, int32_t code, int32_t uid,
             const String16& packageName, const std::optional<String16>& attributionTag) = 0;
     virtual void startWatchingMode(int32_t op, const String16& packageName,
diff --git a/libs/binder/include/binder/IPCThreadState.h b/libs/binder/include/binder/IPCThreadState.h
index 8d51cdc..2bd39a7 100644
--- a/libs/binder/include/binder/IPCThreadState.h
+++ b/libs/binder/include/binder/IPCThreadState.h
@@ -85,8 +85,8 @@
             int64_t             clearCallingIdentity();
             // Restores PID/UID (not SID)
             void                restoreCallingIdentity(int64_t token);
-            
-            int                 setupPolling(int* fd);
+
+            status_t            setupPolling(int* fd);
             status_t            handlePolledCommands();
             void                flushCommands();
 
diff --git a/libs/binder/include/binder/LazyServiceRegistrar.h b/libs/binder/include/binder/LazyServiceRegistrar.h
index 6d711bc..d18c88e 100644
--- a/libs/binder/include/binder/LazyServiceRegistrar.h
+++ b/libs/binder/include/binder/LazyServiceRegistrar.h
@@ -26,7 +26,19 @@
 class ClientCounterCallback;
 }  // namespace internal
 
-/** Exits when all services registered through this object have 0 clients */
+/**
+ * Exits when all services registered through this object have 0 clients
+ *
+ * In order to use this class, it's expected that your service:
+ * - registers all services in the process with this API
+ * - configures services as oneshot in init .rc files
+ * - configures services as disabled in init.rc files, unless a client is
+ *   guaranteed early in boot, in which case, forcePersist should also be used
+ *   to avoid races.
+ * - uses 'interface' declarations in init .rc files
+ *
+ * For more information on init .rc configuration, see system/core/init/README.md
+ **/
 class LazyServiceRegistrar {
    public:
      static LazyServiceRegistrar& getInstance();
@@ -47,4 +59,4 @@
 };
 
 }  // namespace binder
-}  // namespace android
\ No newline at end of file
+}  // namespace android
diff --git a/libs/binder/include/binder/Parcelable.h b/libs/binder/include/binder/Parcelable.h
index c113279..83c2f19 100644
--- a/libs/binder/include/binder/Parcelable.h
+++ b/libs/binder/include/binder/Parcelable.h
@@ -53,11 +53,20 @@
     // Returns android::OK on success and an appropriate error otherwise.
     virtual status_t readFromParcel(const Parcel* parcel) = 0;
 
-    // 'Stable' means this parcelable is guaranteed to be stable for multiple years.
+    // WARNING: for use by auto-generated code only (AIDL). Should not be used
+    // manually, or there is a risk of breaking CTS, GTS, VTS, or CTS-on-GSI
+    // tests.
+    enum class Stability {
+        STABILITY_LOCAL,
+        STABILITY_VINTF, // corresponds to @VintfStability
+    };
+
+    // 'Stable' means this parcelable is guaranteed to be stable for multiple
+    // years.
     // It must be guaranteed by setting stability field in aidl_interface.
-    // WARNING: isStable() is only expected to be overridden by auto-generated code.
-    // Returns true if this parcelable is stable.
-    virtual bool isStable() const { return false; }
+    // WARNING: getStability() is only expected to be overridden by auto-generated
+    // code. Returns true if this parcelable is stable.
+    virtual Stability getStability() const { return Stability::STABILITY_LOCAL; }
 };  // class Parcelable
 
 #if defined(__clang__)
diff --git a/libs/binder/include/binder/ProcessState.h b/libs/binder/include/binder/ProcessState.h
index e57ff1c..9f5346a 100644
--- a/libs/binder/include/binder/ProcessState.h
+++ b/libs/binder/include/binder/ProcessState.h
@@ -42,6 +42,8 @@
      * any call to ProcessState::self(). The default is /dev/vndbinder
      * for processes built with the VNDK and /dev/binder for those
      * which are not.
+     *
+     * If this is called with nullptr, the behavior is the same as selfOrNull.
      */
     static  sp<ProcessState>    initWithDriver(const char *driver);
 
@@ -90,6 +92,8 @@
             void setCallRestriction(CallRestriction restriction);
 
 private:
+    static  sp<ProcessState>    init(const char *defaultDriver, bool requireDefault);
+
     friend class IPCThreadState;
     
             explicit            ProcessState(const char* driver);
diff --git a/libs/binder/include/binder/Stability.h b/libs/binder/include/binder/Stability.h
index 2894482..6566285 100644
--- a/libs/binder/include/binder/Stability.h
+++ b/libs/binder/include/binder/Stability.h
@@ -81,11 +81,8 @@
         VINTF = 0b111111,
     };
 
-#if defined(__ANDROID_VNDK__) && !defined(__ANDROID_APEX__)
-    static constexpr Level kLocalStability = Level::VENDOR;
-#else
-    static constexpr Level kLocalStability = Level::SYSTEM;
-#endif
+    // returns the stability according to how this was built
+    static Level getLocalStability();
 
     // applies stability to binder if stability level is known
     __attribute__((warn_unused_result))
diff --git a/libs/binder/ndk/include_cpp/android/binder_auto_utils.h b/libs/binder/ndk/include_cpp/android/binder_auto_utils.h
index 2b61cf1..f59bb75 100644
--- a/libs/binder/ndk/include_cpp/android/binder_auto_utils.h
+++ b/libs/binder/ndk/include_cpp/android/binder_auto_utils.h
@@ -189,6 +189,7 @@
     explicit ScopedAParcel(AParcel* a = nullptr) : ScopedAResource(a) {}
     ~ScopedAParcel() {}
     ScopedAParcel(ScopedAParcel&&) = default;
+    ScopedAParcel& operator=(ScopedAParcel&&) = default;
 };
 
 /**
@@ -273,6 +274,7 @@
         : ScopedAResource(a) {}
     ~ScopedAIBinder_DeathRecipient() {}
     ScopedAIBinder_DeathRecipient(ScopedAIBinder_DeathRecipient&&) = default;
+    ScopedAIBinder_DeathRecipient& operator=(ScopedAIBinder_DeathRecipient&&) = default;
 };
 
 /**
@@ -287,6 +289,7 @@
     explicit ScopedAIBinder_Weak(AIBinder_Weak* a = nullptr) : ScopedAResource(a) {}
     ~ScopedAIBinder_Weak() {}
     ScopedAIBinder_Weak(ScopedAIBinder_Weak&&) = default;
+    ScopedAIBinder_Weak& operator=(ScopedAIBinder_Weak&&) = default;
 
     /**
      * See AIBinder_Weak_promote.
@@ -305,6 +308,7 @@
     explicit ScopedFileDescriptor(int a = -1) : ScopedAResource(a) {}
     ~ScopedFileDescriptor() {}
     ScopedFileDescriptor(ScopedFileDescriptor&&) = default;
+    ScopedFileDescriptor& operator=(ScopedFileDescriptor&&) = default;
 };
 
 }  // namespace ndk
diff --git a/libs/binder/ndk/include_platform/android/binder_manager.h b/libs/binder/ndk/include_platform/android/binder_manager.h
index 055c79b..52bcd20 100644
--- a/libs/binder/ndk/include_platform/android/binder_manager.h
+++ b/libs/binder/ndk/include_platform/android/binder_manager.h
@@ -18,6 +18,7 @@
 
 #include <android/binder_ibinder.h>
 #include <android/binder_status.h>
+#include <sys/cdefs.h>
 
 __BEGIN_DECLS
 
@@ -50,4 +51,47 @@
  */
 __attribute__((warn_unused_result)) AIBinder* AServiceManager_getService(const char* instance);
 
+/**
+ * Registers a lazy service with the default service manager under the 'instance' name.
+ * Does not take ownership of binder.
+ * The service must be configured statically with init so it can be restarted with
+ * ctl.interface.* messages from servicemanager.
+ * AServiceManager_registerLazyService cannot safely be used with AServiceManager_addService
+ * in the same process. If one service is registered with AServiceManager_registerLazyService,
+ * the entire process will have its lifetime controlled by servicemanager.
+ * Instead, all services in the process should be registered using
+ * AServiceManager_registerLazyService.
+ *
+ * \param binder object to register globally with the service manager.
+ * \param instance identifier of the service. This will be used to lookup the service.
+ *
+ * \return STATUS_OK on success.
+ */
+binder_status_t AServiceManager_registerLazyService(AIBinder* binder, const char* instance)
+        __INTRODUCED_IN(31);
+
+/**
+ * Gets a binder object with this specific instance name. Efficiently waits for the service.
+ * If the service is not declared, it will wait indefinitely. Requires the threadpool
+ * to be started in the service.
+ * This also implicitly calls AIBinder_incStrong (so the caller of this function is responsible
+ * for calling AIBinder_decStrong).
+ *
+ * \param instance identifier of the service used to lookup the service.
+ *
+ * \return service if registered, null if not.
+ */
+__attribute__((warn_unused_result)) AIBinder* AServiceManager_waitForService(const char* instance)
+        __INTRODUCED_IN(31);
+
+/**
+ * Check if a service is declared (e.g. VINTF manifest).
+ *
+ * \param instance identifier of the service.
+ *
+ * \return true on success, meaning AServiceManager_waitForService should always
+ *    be able to return the service.
+ */
+bool AServiceManager_isDeclared(const char* instance) __INTRODUCED_IN(31);
+
 __END_DECLS
diff --git a/libs/binder/ndk/include_platform/android/binder_process.h b/libs/binder/ndk/include_platform/android/binder_process.h
index fdefbb4..f408fad 100644
--- a/libs/binder/ndk/include_platform/android/binder_process.h
+++ b/libs/binder/ndk/include_platform/android/binder_process.h
@@ -19,10 +19,15 @@
 #include <stdint.h>
 #include <sys/cdefs.h>
 
+#include <android/binder_status.h>
+
 __BEGIN_DECLS
 
 /**
  * This creates a threadpool for incoming binder transactions if it has not already been created.
+ *
+ * When using this, it is expected that ABinderProcess_setupPolling and
+ * ABinderProcess_handlePolledCommands are not used.
  */
 void ABinderProcess_startThreadPool();
 /**
@@ -37,4 +42,27 @@
  */
 void ABinderProcess_joinThreadPool();
 
+/**
+ * This gives you an fd to wait on. Whenever data is available on the fd,
+ * ABinderProcess_handlePolledCommands can be called to handle binder queries.
+ * This is expected to be used in a single threaded process which waits on
+ * events from multiple different fds.
+ *
+ * When using this, it is expected ABinderProcess_startThreadPool and
+ * ABinderProcess_joinThreadPool are not used.
+ *
+ * \param fd out param corresponding to the binder domain opened in this
+ * process.
+ * \return STATUS_OK on success
+ */
+__attribute__((weak)) binder_status_t ABinderProcess_setupPolling(int* fd) __INTRODUCED_IN(31);
+
+/**
+ * This will handle all queued binder commands in this process and then return.
+ * It is expected to be called whenever there is data on the fd.
+ *
+ * \return STATUS_OK on success
+ */
+__attribute__((weak)) binder_status_t ABinderProcess_handlePolledCommands() __INTRODUCED_IN(31);
+
 __END_DECLS
diff --git a/libs/binder/ndk/libbinder_ndk.map.txt b/libs/binder/ndk/libbinder_ndk.map.txt
index 9b5fa26..1701fb5 100644
--- a/libs/binder/ndk/libbinder_ndk.map.txt
+++ b/libs/binder/ndk/libbinder_ndk.map.txt
@@ -113,8 +113,13 @@
 
 LIBBINDER_NDK31 { # introduced=31
   global:
+    ABinderProcess_handlePolledCommands; # apex
+    ABinderProcess_setupPolling; # apex
     AIBinder_getCallingSid; # apex
     AIBinder_setRequestingSid; # apex
+    AServiceManager_isDeclared; # apex llndk
+    AServiceManager_registerLazyService; # llndk
+    AServiceManager_waitForService; # apex llndk
 };
 
 LIBBINDER_NDK_PLATFORM {
diff --git a/libs/binder/ndk/process.cpp b/libs/binder/ndk/process.cpp
index c89caaf..ac582a4 100644
--- a/libs/binder/ndk/process.cpp
+++ b/libs/binder/ndk/process.cpp
@@ -34,3 +34,11 @@
 void ABinderProcess_joinThreadPool() {
     IPCThreadState::self()->joinThreadPool();
 }
+
+binder_status_t ABinderProcess_setupPolling(int* fd) {
+    return IPCThreadState::self()->setupPolling(fd);
+}
+
+binder_status_t ABinderProcess_handlePolledCommands() {
+    return IPCThreadState::self()->handlePolledCommands();
+}
diff --git a/libs/binder/ndk/service_manager.cpp b/libs/binder/ndk/service_manager.cpp
index d0b166d..6b2184e 100644
--- a/libs/binder/ndk/service_manager.cpp
+++ b/libs/binder/ndk/service_manager.cpp
@@ -20,6 +20,7 @@
 #include "status_internal.h"
 
 #include <binder/IServiceManager.h>
+#include <binder/LazyServiceRegistrar.h>
 
 using ::android::defaultServiceManager;
 using ::android::IBinder;
@@ -61,3 +62,33 @@
     AIBinder_incStrong(ret.get());
     return ret.get();
 }
+binder_status_t AServiceManager_registerLazyService(AIBinder* binder, const char* instance) {
+    if (binder == nullptr || instance == nullptr) {
+        return STATUS_UNEXPECTED_NULL;
+    }
+
+    auto serviceRegistrar = android::binder::LazyServiceRegistrar::getInstance();
+    status_t status = serviceRegistrar.registerService(binder->getBinder(), instance);
+
+    return PruneStatusT(status);
+}
+AIBinder* AServiceManager_waitForService(const char* instance) {
+    if (instance == nullptr) {
+        return nullptr;
+    }
+
+    sp<IServiceManager> sm = defaultServiceManager();
+    sp<IBinder> binder = sm->waitForService(String16(instance));
+
+    sp<AIBinder> ret = ABpBinder::lookupOrCreateFromBinder(binder);
+    AIBinder_incStrong(ret.get());
+    return ret.get();
+}
+bool AServiceManager_isDeclared(const char* instance) {
+    if (instance == nullptr) {
+        return false;
+    }
+
+    sp<IServiceManager> sm = defaultServiceManager();
+    return sm->isDeclared(String16(instance));
+}
diff --git a/libs/binder/ndk/tests/Android.bp b/libs/binder/ndk/tests/Android.bp
index 5f5265c..7c271f6 100644
--- a/libs/binder/ndk/tests/Android.bp
+++ b/libs/binder/ndk/tests/Android.bp
@@ -40,6 +40,7 @@
 cc_defaults {
     name: "test_libbinder_ndk_test_defaults",
     defaults: ["test_libbinder_ndk_defaults"],
+    // critical that libbinder/libbinder_ndk are shared for VTS
     shared_libs: [
         "libandroid_runtime_lazy",
         "libbase",
@@ -63,7 +64,7 @@
         "IBinderNdkUnitTest-cpp",
         "IBinderNdkUnitTest-ndk_platform",
     ],
-    test_suites: ["general-tests"],
+    test_suites: ["general-tests", "vts"],
     require_root: true,
 
     // force since binderVendorDoubleLoadTest has its own
@@ -81,13 +82,14 @@
         "IBinderVendorDoubleLoadTest-ndk_platform",
         "libbinder_aidl_test_stub-ndk_platform",
     ],
+    // critical that libbinder/libbinder_ndk are shared for VTS
     shared_libs: [
         "libbase",
         "libbinder",
         "libbinder_ndk",
         "libutils",
     ],
-    test_suites: ["general-tests"],
+    test_suites: ["general-tests", "vts"],
 }
 
 aidl_interface {
diff --git a/libs/binder/ndk/tests/libbinder_ndk_unit_test.cpp b/libs/binder/ndk/tests/libbinder_ndk_unit_test.cpp
index e3fdb4b..332b4ca 100644
--- a/libs/binder/ndk/tests/libbinder_ndk_unit_test.cpp
+++ b/libs/binder/ndk/tests/libbinder_ndk_unit_test.cpp
@@ -24,6 +24,7 @@
 #include <android/binder_process.h>
 #include <gtest/gtest.h>
 #include <iface/iface.h>
+#include <utils/Looper.h>
 
 // warning: this is assuming that libbinder_ndk is using the same copy
 // of libbinder that we are.
@@ -42,6 +43,7 @@
 
 constexpr char kExistingNonNdkService[] = "SurfaceFlinger";
 constexpr char kBinderNdkUnitTestService[] = "BinderNdkUnitTest";
+constexpr char kLazyBinderNdkUnitTestService[] = "LazyBinderNdkUnitTest";
 
 class MyBinderNdkUnitTest : public aidl::BnBinderNdkUnitTest {
     ndk::ScopedAStatus repeatInt(int32_t in, int32_t* out) {
@@ -107,15 +109,56 @@
     }
 };
 
-int manualService(const char* instance) {
-    ABinderProcess_setThreadPoolMaxThreadCount(0);
-
+void manualService(const char* instance) {
     // Strong reference to MyFoo kept by service manager.
     binder_status_t status = (new MyFoo)->addService(instance);
 
     if (status != STATUS_OK) {
         LOG(FATAL) << "Could not register: " << status << " " << instance;
     }
+}
+int manualPollingService(const char* instance) {
+    int fd;
+    CHECK(STATUS_OK == ABinderProcess_setupPolling(&fd));
+    manualService(instance);
+
+    class Handler : public LooperCallback {
+        int handleEvent(int /*fd*/, int /*events*/, void* /*data*/) override {
+            ABinderProcess_handlePolledCommands();
+            return 1;  // Continue receiving callbacks.
+        }
+    };
+
+    sp<Looper> looper = Looper::prepare(0 /* opts */);
+    looper->addFd(fd, Looper::POLL_CALLBACK, Looper::EVENT_INPUT, new Handler(), nullptr /*data*/);
+    // normally, would add additional fds
+    while (true) {
+        looper->pollAll(-1 /* timeoutMillis */);
+    }
+    return 1;  // should not reach
+}
+int manualThreadPoolService(const char* instance) {
+    ABinderProcess_setThreadPoolMaxThreadCount(0);
+    manualService(instance);
+    ABinderProcess_joinThreadPool();
+    return 1;
+}
+
+int lazyService(const char* instance) {
+    ABinderProcess_setThreadPoolMaxThreadCount(0);
+    // Wait to register this service to make sure the main test process will
+    // actually wait for the service to be available. Tested with sleep(60),
+    // and reduced for sake of time.
+    sleep(1);
+    // Strong reference to MyBinderNdkUnitTest kept by service manager.
+    // This is just for testing, it has no corresponding init behavior.
+    auto service = ndk::SharedRefBase::make<MyBinderNdkUnitTest>();
+    auto binder = service->asBinder();
+
+    binder_status_t status = AServiceManager_registerLazyService(binder.get(), instance);
+    if (status != STATUS_OK) {
+        LOG(FATAL) << "Could not register: " << status << " " << instance;
+    }
 
     ABinderProcess_joinThreadPool();
 
@@ -150,6 +193,33 @@
     EXPECT_EQ(2, out);
 }
 
+TEST(NdkBinder, GetLazyService) {
+    // Not declared in the vintf manifest
+    ASSERT_FALSE(AServiceManager_isDeclared(kLazyBinderNdkUnitTestService));
+    ndk::SpAIBinder binder(AServiceManager_waitForService(kLazyBinderNdkUnitTestService));
+    std::shared_ptr<aidl::IBinderNdkUnitTest> service =
+            aidl::IBinderNdkUnitTest::fromBinder(binder);
+    ASSERT_NE(service, nullptr);
+
+    EXPECT_EQ(STATUS_OK, AIBinder_ping(binder.get()));
+}
+
+// This is too slow
+TEST(NdkBinder, CheckLazyServiceShutDown) {
+    ndk::SpAIBinder binder(AServiceManager_waitForService(kLazyBinderNdkUnitTestService));
+    std::shared_ptr<aidl::IBinderNdkUnitTest> service =
+            aidl::IBinderNdkUnitTest::fromBinder(binder);
+    ASSERT_NE(service, nullptr);
+
+    EXPECT_EQ(STATUS_OK, AIBinder_ping(binder.get()));
+    binder = nullptr;
+    service = nullptr;
+    IPCThreadState::self()->flushCommands();
+    // Make sure the service is dead after some time of no use
+    sleep(10);
+    ASSERT_EQ(nullptr, AServiceManager_checkService(kLazyBinderNdkUnitTestService));
+}
+
 void LambdaOnDeath(void* cookie) {
     auto onDeath = static_cast<std::function<void(void)>*>(cookie);
     (*onDeath)();
@@ -448,11 +518,15 @@
 
     if (fork() == 0) {
         prctl(PR_SET_PDEATHSIG, SIGHUP);
-        return manualService(IFoo::kInstanceNameToDieFor);
+        return manualThreadPoolService(IFoo::kInstanceNameToDieFor);
     }
     if (fork() == 0) {
         prctl(PR_SET_PDEATHSIG, SIGHUP);
-        return manualService(IFoo::kSomeInstanceName);
+        return manualPollingService(IFoo::kSomeInstanceName);
+    }
+    if (fork() == 0) {
+        prctl(PR_SET_PDEATHSIG, SIGHUP);
+        return lazyService(kLazyBinderNdkUnitTestService);
     }
     if (fork() == 0) {
         prctl(PR_SET_PDEATHSIG, SIGHUP);
diff --git a/libs/binder/tests/Android.bp b/libs/binder/tests/Android.bp
index 2680e84..a03835b 100644
--- a/libs/binder/tests/Android.bp
+++ b/libs/binder/tests/Android.bp
@@ -155,6 +155,7 @@
         "binderStabilityTest.cpp",
     ],
 
+    // critical that libbinder/libbinder_ndk are shared for VTS
     shared_libs: [
         "libbinder_ndk",
         "libbinder",
@@ -166,7 +167,7 @@
         "binderStabilityTestIface-ndk_platform",
     ],
 
-    test_suites: ["device-tests"],
+    test_suites: ["device-tests", "vts"],
     require_root: true,
 }
 
diff --git a/libs/binder/tests/binderLibTest.cpp b/libs/binder/tests/binderLibTest.cpp
index 40de2db..917751e 100644
--- a/libs/binder/tests/binderLibTest.cpp
+++ b/libs/binder/tests/binderLibTest.cpp
@@ -50,6 +50,9 @@
 static char *binderserversuffix;
 static char binderserverarg[] = "--binderserver";
 
+static constexpr int kSchedPolicy = SCHED_RR;
+static constexpr int kSchedPriority = 7;
+
 static String16 binderLibTestServiceName = String16("test.binderLib");
 
 enum BinderLibTestTranscationCode {
@@ -75,6 +78,7 @@
     BINDER_LIB_TEST_GET_PTR_SIZE_TRANSACTION,
     BINDER_LIB_TEST_CREATE_BINDER_TRANSACTION,
     BINDER_LIB_TEST_GET_WORK_SOURCE_TRANSACTION,
+    BINDER_LIB_TEST_GET_SCHEDULING_POLICY,
     BINDER_LIB_TEST_ECHO_VECTOR,
     BINDER_LIB_TEST_REJECT_BUF,
 };
@@ -1015,6 +1019,22 @@
     EXPECT_EQ(NO_ERROR, ret2);
 }
 
+TEST_F(BinderLibTest, SchedPolicySet) {
+    sp<IBinder> server = addServer();
+    ASSERT_TRUE(server != nullptr);
+
+    Parcel data, reply;
+    status_t ret = server->transact(BINDER_LIB_TEST_GET_SCHEDULING_POLICY, data, &reply);
+    EXPECT_EQ(NO_ERROR, ret);
+
+    int policy = reply.readInt32();
+    int priority = reply.readInt32();
+
+    EXPECT_EQ(kSchedPolicy, policy & (~SCHED_RESET_ON_FORK));
+    EXPECT_EQ(kSchedPriority, priority);
+}
+
+
 TEST_F(BinderLibTest, VectorSent) {
     Parcel data, reply;
     sp<IBinder> server = addServer();
@@ -1332,6 +1352,16 @@
                 reply->writeInt32(IPCThreadState::self()->getCallingWorkSourceUid());
                 return NO_ERROR;
             }
+            case BINDER_LIB_TEST_GET_SCHEDULING_POLICY: {
+                int policy = 0;
+                sched_param param;
+                if (0 != pthread_getschedparam(pthread_self(), &policy, &param)) {
+                    return UNKNOWN_ERROR;
+                }
+                reply->writeInt32(policy);
+                reply->writeInt32(param.sched_priority);
+                return NO_ERROR;
+            }
             case BINDER_LIB_TEST_ECHO_VECTOR: {
                 std::vector<uint64_t> vector;
                 auto err = data.readUint64Vector(&vector);
@@ -1368,6 +1398,8 @@
     {
         sp<BinderLibTestService> testService = new BinderLibTestService(index);
 
+        testService->setMinSchedulerPolicy(kSchedPolicy, kSchedPriority);
+
         /*
          * Normally would also contain functionality as well, but we are only
          * testing the extension mechanism.
diff --git a/libs/gui/Android.bp b/libs/gui/Android.bp
index 4a4510e..686e274 100644
--- a/libs/gui/Android.bp
+++ b/libs/gui/Android.bp
@@ -92,6 +92,7 @@
 
     export_shared_lib_headers: [
         "libbinder",
+        "libinput",
     ],
 
     // bufferhub is not used when building libgui for vendors
diff --git a/libs/gui/BufferHubProducer.cpp b/libs/gui/BufferHubProducer.cpp
index 489f3c3..1f71e23 100644
--- a/libs/gui/BufferHubProducer.cpp
+++ b/libs/gui/BufferHubProducer.cpp
@@ -696,7 +696,7 @@
     // relationship, thus |getConsumerName| from the producer side does not
     // make any sense.
     ALOGE("BufferHubProducer::getConsumerName not supported.");
-    return String8("BufferHubQueue::DummyConsumer");
+    return String8("BufferHubQueue::StubConsumer");
 }
 
 status_t BufferHubProducer::setSharedBufferMode(bool shared_buffer_mode) {
diff --git a/libs/gui/DisplayEventDispatcher.cpp b/libs/gui/DisplayEventDispatcher.cpp
index b33bc9e..51fbb97 100644
--- a/libs/gui/DisplayEventDispatcher.cpp
+++ b/libs/gui/DisplayEventDispatcher.cpp
@@ -121,9 +121,8 @@
     PhysicalDisplayId vsyncDisplayId;
     uint32_t vsyncCount;
     if (processPendingEvents(&vsyncTimestamp, &vsyncDisplayId, &vsyncCount)) {
-        ALOGV("dispatcher %p ~ Vsync pulse: timestamp=%" PRId64
-              ", displayId=%" ANDROID_PHYSICAL_DISPLAY_ID_FORMAT ", count=%d",
-              this, ns2ms(vsyncTimestamp), vsyncDisplayId, vsyncCount);
+        ALOGV("dispatcher %p ~ Vsync pulse: timestamp=%" PRId64 ", displayId=%s, count=%d", this,
+              ns2ms(vsyncTimestamp), to_string(vsyncDisplayId).c_str(), vsyncCount);
         mWaitingForVsync = false;
         dispatchVsync(vsyncTimestamp, vsyncDisplayId, vsyncCount);
     }
diff --git a/libs/gui/GLConsumer.cpp b/libs/gui/GLConsumer.cpp
index 59f1bcd..30d19e3 100644
--- a/libs/gui/GLConsumer.cpp
+++ b/libs/gui/GLConsumer.cpp
@@ -280,7 +280,7 @@
         mCurrentFenceTime = FenceTime::NO_FENCE;
 
         if (mAttached) {
-            // This binds a dummy buffer (mReleasedTexImage).
+            // This binds a buffer placeholder (mReleasedTexImage).
             status_t result = bindTextureImageLocked();
             if (result != NO_ERROR) {
                 return result;
diff --git a/libs/gui/IProducerListener.cpp b/libs/gui/IProducerListener.cpp
index 5c81b9d..0683087 100644
--- a/libs/gui/IProducerListener.cpp
+++ b/libs/gui/IProducerListener.cpp
@@ -119,7 +119,7 @@
     return BBinder::onTransact(code, data, reply, flags);
 }
 
-DummyProducerListener::~DummyProducerListener() = default;
+StubProducerListener::~StubProducerListener() = default;
 
 bool BnProducerListener::needsReleaseNotify() {
     return true;
diff --git a/libs/gui/ISurfaceComposer.cpp b/libs/gui/ISurfaceComposer.cpp
index 6881be3..4a12035 100644
--- a/libs/gui/ISurfaceComposer.cpp
+++ b/libs/gui/ISurfaceComposer.cpp
@@ -111,81 +111,64 @@
         remote()->transact(BnSurfaceComposer::BOOT_FINISHED, data, &reply);
     }
 
-    virtual status_t captureScreen(const sp<IBinder>& display, sp<GraphicBuffer>* outBuffer,
-                                   bool& outCapturedSecureLayers, ui::Dataspace reqDataspace,
-                                   ui::PixelFormat reqPixelFormat, const Rect& sourceCrop,
-                                   uint32_t reqWidth, uint32_t reqHeight, bool useIdentityTransform,
-                                   ui::Rotation rotation, bool captureSecureLayers) {
+    virtual status_t captureDisplay(const DisplayCaptureArgs& args,
+                                    ScreenCaptureResults& captureResults) {
         Parcel data, reply;
         data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
-        data.writeStrongBinder(display);
-        data.writeInt32(static_cast<int32_t>(reqDataspace));
-        data.writeInt32(static_cast<int32_t>(reqPixelFormat));
-        data.write(sourceCrop);
-        data.writeUint32(reqWidth);
-        data.writeUint32(reqHeight);
-        data.writeInt32(static_cast<int32_t>(useIdentityTransform));
-        data.writeInt32(static_cast<int32_t>(rotation));
-        data.writeInt32(static_cast<int32_t>(captureSecureLayers));
-        status_t result = remote()->transact(BnSurfaceComposer::CAPTURE_SCREEN, data, &reply);
+
+        status_t result = args.write(data);
         if (result != NO_ERROR) {
-            ALOGE("captureScreen failed to transact: %d", result);
+            ALOGE("captureDisplay failed to parcel args: %d", result);
+            return result;
+        }
+        result = remote()->transact(BnSurfaceComposer::CAPTURE_DISPLAY, data, &reply);
+        if (result != NO_ERROR) {
+            ALOGE("captureDisplay failed to transact: %d", result);
             return result;
         }
         result = reply.readInt32();
         if (result != NO_ERROR) {
-            ALOGE("captureScreen failed to readInt32: %d", result);
+            ALOGE("captureDisplay failed to readInt32: %d", result);
             return result;
         }
 
-        *outBuffer = new GraphicBuffer();
-        reply.read(**outBuffer);
-        outCapturedSecureLayers = reply.readBool();
-
+        captureResults.read(reply);
         return result;
     }
 
-    virtual status_t captureScreen(uint64_t displayOrLayerStack, ui::Dataspace* outDataspace,
-                                   sp<GraphicBuffer>* outBuffer) {
+    virtual status_t captureDisplay(uint64_t displayOrLayerStack,
+                                    ScreenCaptureResults& captureResults) {
         Parcel data, reply;
         data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
         data.writeUint64(displayOrLayerStack);
-        status_t result = remote()->transact(BnSurfaceComposer::CAPTURE_SCREEN_BY_ID, data, &reply);
+        status_t result =
+                remote()->transact(BnSurfaceComposer::CAPTURE_DISPLAY_BY_ID, data, &reply);
         if (result != NO_ERROR) {
-            ALOGE("captureScreen failed to transact: %d", result);
+            ALOGE("captureDisplay failed to transact: %d", result);
             return result;
         }
         result = reply.readInt32();
         if (result != NO_ERROR) {
-            ALOGE("captureScreen failed to readInt32: %d", result);
+            ALOGE("captureDisplay failed to readInt32: %d", result);
             return result;
         }
 
-        *outDataspace = static_cast<ui::Dataspace>(reply.readInt32());
-        *outBuffer = new GraphicBuffer();
-        reply.read(**outBuffer);
+        captureResults.read(reply);
         return result;
     }
 
-    virtual status_t captureLayers(
-            const sp<IBinder>& layerHandleBinder, sp<GraphicBuffer>* outBuffer,
-            const ui::Dataspace reqDataspace, const ui::PixelFormat reqPixelFormat,
-            const Rect& sourceCrop,
-            const std::unordered_set<sp<IBinder>, SpHash<IBinder>>& excludeLayers, float frameScale,
-            bool childrenOnly) {
+    virtual status_t captureLayers(const LayerCaptureArgs& args,
+                                   ScreenCaptureResults& captureResults) {
         Parcel data, reply;
         data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
-        data.writeStrongBinder(layerHandleBinder);
-        data.writeInt32(static_cast<int32_t>(reqDataspace));
-        data.writeInt32(static_cast<int32_t>(reqPixelFormat));
-        data.write(sourceCrop);
-        data.writeInt32(excludeLayers.size());
-        for (auto el : excludeLayers) {
-            data.writeStrongBinder(el);
+
+        status_t result = args.write(data);
+        if (result != NO_ERROR) {
+            ALOGE("captureLayers failed to parcel args: %d", result);
+            return result;
         }
-        data.writeFloat(frameScale);
-        data.writeBool(childrenOnly);
-        status_t result = remote()->transact(BnSurfaceComposer::CAPTURE_LAYERS, data, &reply);
+
+        result = remote()->transact(BnSurfaceComposer::CAPTURE_LAYERS, data, &reply);
         if (result != NO_ERROR) {
             ALOGE("captureLayers failed to transact: %d", result);
             return result;
@@ -196,9 +179,7 @@
             return result;
         }
 
-        *outBuffer = new GraphicBuffer();
-        reply.read(**outBuffer);
-
+        captureResults.read(reply);
         return result;
     }
 
@@ -327,8 +308,11 @@
         data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
         if (remote()->transact(BnSurfaceComposer::GET_PHYSICAL_DISPLAY_IDS, data, &reply) ==
             NO_ERROR) {
-            std::vector<PhysicalDisplayId> displayIds;
-            if (reply.readUint64Vector(&displayIds) == NO_ERROR) {
+            std::vector<uint64_t> rawIds;
+            if (reply.readUint64Vector(&rawIds) == NO_ERROR) {
+                std::vector<PhysicalDisplayId> displayIds(rawIds.size());
+                std::transform(rawIds.begin(), rawIds.end(), displayIds.begin(),
+                               [](uint64_t rawId) { return PhysicalDisplayId(rawId); });
                 return displayIds;
             }
         }
@@ -339,7 +323,7 @@
     virtual sp<IBinder> getPhysicalDisplayToken(PhysicalDisplayId displayId) const {
         Parcel data, reply;
         data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
-        data.writeUint64(displayId);
+        data.writeUint64(displayId.value);
         remote()->transact(BnSurfaceComposer::GET_PHYSICAL_DISPLAY_TOKEN, data, &reply);
         return reply.readStrongBinder();
     }
@@ -1293,74 +1277,51 @@
             bootFinished();
             return NO_ERROR;
         }
-        case CAPTURE_SCREEN: {
+        case CAPTURE_DISPLAY: {
             CHECK_INTERFACE(ISurfaceComposer, data, reply);
-            sp<IBinder> display = data.readStrongBinder();
-            ui::Dataspace reqDataspace = static_cast<ui::Dataspace>(data.readInt32());
-            ui::PixelFormat reqPixelFormat = static_cast<ui::PixelFormat>(data.readInt32());
-            sp<GraphicBuffer> outBuffer;
-            Rect sourceCrop(Rect::EMPTY_RECT);
-            data.read(sourceCrop);
-            uint32_t reqWidth = data.readUint32();
-            uint32_t reqHeight = data.readUint32();
-            bool useIdentityTransform = static_cast<bool>(data.readInt32());
-            int32_t rotation = data.readInt32();
-            bool captureSecureLayers = static_cast<bool>(data.readInt32());
+            DisplayCaptureArgs args;
+            ScreenCaptureResults captureResults;
 
-            bool capturedSecureLayers = false;
-            status_t res = captureScreen(display, &outBuffer, capturedSecureLayers, reqDataspace,
-                                         reqPixelFormat, sourceCrop, reqWidth, reqHeight,
-                                         useIdentityTransform, ui::toRotation(rotation),
-                                         captureSecureLayers);
+            status_t res = args.read(data);
+            if (res != NO_ERROR) {
+                reply->writeInt32(res);
+                return NO_ERROR;
+            }
+
+            res = captureDisplay(args, captureResults);
 
             reply->writeInt32(res);
             if (res == NO_ERROR) {
-                reply->write(*outBuffer);
-                reply->writeBool(capturedSecureLayers);
+                captureResults.write(*reply);
             }
             return NO_ERROR;
         }
-        case CAPTURE_SCREEN_BY_ID: {
+        case CAPTURE_DISPLAY_BY_ID: {
             CHECK_INTERFACE(ISurfaceComposer, data, reply);
             uint64_t displayOrLayerStack = data.readUint64();
-            ui::Dataspace outDataspace = ui::Dataspace::V0_SRGB;
-            sp<GraphicBuffer> outBuffer;
-            status_t res = captureScreen(displayOrLayerStack, &outDataspace, &outBuffer);
+            ScreenCaptureResults captureResults;
+            status_t res = captureDisplay(displayOrLayerStack, captureResults);
             reply->writeInt32(res);
             if (res == NO_ERROR) {
-                reply->writeInt32(static_cast<int32_t>(outDataspace));
-                reply->write(*outBuffer);
+                captureResults.write(*reply);
             }
             return NO_ERROR;
         }
         case CAPTURE_LAYERS: {
             CHECK_INTERFACE(ISurfaceComposer, data, reply);
-            sp<IBinder> layerHandleBinder = data.readStrongBinder();
-            ui::Dataspace reqDataspace = static_cast<ui::Dataspace>(data.readInt32());
-            ui::PixelFormat reqPixelFormat = static_cast<ui::PixelFormat>(data.readInt32());
-            sp<GraphicBuffer> outBuffer;
-            Rect sourceCrop(Rect::EMPTY_RECT);
-            data.read(sourceCrop);
+            LayerCaptureArgs args;
+            ScreenCaptureResults captureResults;
 
-            std::unordered_set<sp<IBinder>, SpHash<IBinder>> excludeHandles;
-            int numExcludeHandles = data.readInt32();
-            if (numExcludeHandles >= static_cast<int>(MAX_LAYERS)) {
-                return BAD_VALUE;
-            }
-            excludeHandles.reserve(numExcludeHandles);
-            for (int i = 0; i < numExcludeHandles; i++) {
-                excludeHandles.emplace(data.readStrongBinder());
+            status_t res = args.read(data);
+            if (res != NO_ERROR) {
+                reply->writeInt32(res);
+                return NO_ERROR;
             }
 
-            float frameScale = data.readFloat();
-            bool childrenOnly = data.readBool();
-
-            status_t res =
-                    captureLayers(layerHandleBinder, &outBuffer, reqDataspace, reqPixelFormat,
-                                  sourceCrop, excludeHandles, frameScale, childrenOnly);
+            res = captureLayers(args, captureResults);
             reply->writeInt32(res);
             if (res == NO_ERROR) {
-                reply->write(*outBuffer);
+                captureResults.write(*reply);
             }
             return NO_ERROR;
         }
@@ -1417,7 +1378,7 @@
         }
         case GET_PHYSICAL_DISPLAY_TOKEN: {
             CHECK_INTERFACE(ISurfaceComposer, data, reply);
-            PhysicalDisplayId displayId = data.readUint64();
+            PhysicalDisplayId displayId(data.readUint64());
             sp<IBinder> display = getPhysicalDisplayToken(displayId);
             reply->writeStrongBinder(display);
             return NO_ERROR;
@@ -1819,7 +1780,11 @@
         }
         case GET_PHYSICAL_DISPLAY_IDS: {
             CHECK_INTERFACE(ISurfaceComposer, data, reply);
-            return reply->writeUint64Vector(getPhysicalDisplayIds());
+            std::vector<PhysicalDisplayId> ids = getPhysicalDisplayIds();
+            std::vector<uint64_t> rawIds(ids.size());
+            std::transform(ids.begin(), ids.end(), rawIds.begin(),
+                           [](PhysicalDisplayId id) { return id.value; });
+            return reply->writeUint64Vector(rawIds);
         }
         case ADD_REGION_SAMPLING_LISTENER: {
             CHECK_INTERFACE(ISurfaceComposer, data, reply);
diff --git a/libs/gui/LayerState.cpp b/libs/gui/LayerState.cpp
index 1030b82..b215756 100644
--- a/libs/gui/LayerState.cpp
+++ b/libs/gui/LayerState.cpp
@@ -176,7 +176,12 @@
         sidebandStream = NativeHandle::create(input.readNativeHandle(), true);
     }
 
-    colorTransform = mat4(static_cast<const float*>(input.readInplace(16 * sizeof(float))));
+    const void* color_transform_data = input.readInplace(16 * sizeof(float));
+    if (color_transform_data) {
+        colorTransform = mat4(static_cast<const float*>(color_transform_data));
+    } else {
+        return BAD_VALUE;
+    }
     cornerRadius = input.readFloat();
     backgroundBlurRadius = input.readUint32();
     cachedBuffer.token = input.readStrongBinder();
@@ -448,19 +453,36 @@
 
 // ------------------------------- InputWindowCommands ----------------------------------------
 
-void InputWindowCommands::merge(const InputWindowCommands& other) {
+bool InputWindowCommands::merge(const InputWindowCommands& other) {
+    bool changes = false;
+#ifndef NO_INPUT
+    changes |= !other.focusRequests.empty();
+    focusRequests.insert(focusRequests.end(), std::make_move_iterator(other.focusRequests.begin()),
+                         std::make_move_iterator(other.focusRequests.end()));
+#endif
+    changes |= other.syncInputWindows && !syncInputWindows;
     syncInputWindows |= other.syncInputWindows;
+    return changes;
 }
 
 void InputWindowCommands::clear() {
+#ifndef NO_INPUT
+    focusRequests.clear();
+#endif
     syncInputWindows = false;
 }
 
 void InputWindowCommands::write(Parcel& output) const {
+#ifndef NO_INPUT
+    output.writeParcelableVector(focusRequests);
+#endif
     output.writeBool(syncInputWindows);
 }
 
 void InputWindowCommands::read(const Parcel& input) {
+#ifndef NO_INPUT
+    input.readParcelableVector(&focusRequests);
+#endif
     syncInputWindows = input.readBool();
 }
 
@@ -481,4 +503,100 @@
     return true;
 }
 
+// ----------------------------------------------------------------------------
+
+status_t CaptureArgs::write(Parcel& output) const {
+    status_t status = output.writeInt32(static_cast<int32_t>(pixelFormat)) ?:
+        output.write(sourceCrop) ?:
+        output.writeFloat(frameScale) ?:
+        output.writeBool(captureSecureLayers);
+    return status;
+}
+
+status_t CaptureArgs::read(const Parcel& input) {
+    int32_t format = 0;
+    status_t status = input.readInt32(&format) ?:
+        input.read(sourceCrop) ?:
+        input.readFloat(&frameScale) ?:
+        input.readBool(&captureSecureLayers);
+
+    pixelFormat = static_cast<ui::PixelFormat>(format);
+    return status;
+}
+
+status_t DisplayCaptureArgs::write(Parcel& output) const {
+    status_t status = CaptureArgs::write(output);
+
+    status |= output.writeStrongBinder(displayToken) ?:
+        output.writeUint32(width) ?:
+        output.writeUint32(height) ?:
+        output.writeBool(useIdentityTransform) ?:
+        output.writeInt32(static_cast<int32_t>(rotation));
+    return status;
+}
+
+status_t DisplayCaptureArgs::read(const Parcel& input) {
+    status_t status = CaptureArgs::read(input);
+
+    int32_t rotationInt = 0;
+
+    status |= input.readStrongBinder(&displayToken) ?:
+        input.readUint32(&width) ?:
+        input.readUint32(&height) ?:
+        input.readBool(&useIdentityTransform) ?:
+        input.readInt32(&rotationInt);
+
+    rotation = ui::toRotation(rotationInt);
+    return status;
+}
+
+status_t LayerCaptureArgs::write(Parcel& output) const {
+    status_t status = CaptureArgs::write(output);
+
+    status |= output.writeStrongBinder(layerHandle);
+    status |= output.writeInt32(excludeHandles.size());
+    for (auto el : excludeHandles) {
+        status |= output.writeStrongBinder(el);
+    }
+    status |= output.writeBool(childrenOnly);
+    return status;
+}
+
+status_t LayerCaptureArgs::read(const Parcel& input) {
+    status_t status = CaptureArgs::read(input);
+
+    status |= input.readStrongBinder(&layerHandle);
+
+    int32_t numExcludeHandles = 0;
+    status |= input.readInt32(&numExcludeHandles);
+    excludeHandles.reserve(numExcludeHandles);
+    for (int i = 0; i < numExcludeHandles; i++) {
+        sp<IBinder> binder;
+        status |= input.readStrongBinder(&binder);
+        excludeHandles.emplace(binder);
+    }
+
+    status |= input.readBool(&childrenOnly);
+    return status;
+}
+
+status_t ScreenCaptureResults::write(Parcel& output) const {
+    status_t status = output.write(*buffer) ?:
+        output.writeBool(capturedSecureLayers) ?:
+        output.writeUint32(static_cast<uint32_t>(capturedDataspace));
+    return status;
+}
+
+status_t ScreenCaptureResults::read(const Parcel& input) {
+    buffer = new GraphicBuffer();
+    uint32_t dataspace = 0;
+    status_t status = input.read(*buffer) ?:
+        input.readBool(&capturedSecureLayers) ?:
+        input.readUint32(&dataspace);
+
+    capturedDataspace = static_cast<ui::Dataspace>(dataspace);
+
+    return status;
+}
+
 }; // namespace android
diff --git a/libs/gui/Surface.cpp b/libs/gui/Surface.cpp
index a86eafa..e45b3d1 100644
--- a/libs/gui/Surface.cpp
+++ b/libs/gui/Surface.cpp
@@ -732,6 +732,8 @@
         mSharedBufferHasBeenQueued = false;
     }
 
+    mDequeuedSlots.insert(buf);
+
     return OK;
 }
 
@@ -760,6 +762,8 @@
         mSharedBufferHasBeenQueued = true;
     }
 
+    mDequeuedSlots.erase(i);
+
     return OK;
 }
 
@@ -895,6 +899,8 @@
         ALOGE("queueBuffer: error queuing buffer to SurfaceTexture, %d", err);
     }
 
+    mDequeuedSlots.erase(i);
+
     if (mEnableFrameTimestamps) {
         mFrameEventHistory->applyDelta(output.frameTimestamps);
         // Update timestamps with the local acquire fence.
@@ -1513,7 +1519,7 @@
 }
 
 int Surface::connect(int api) {
-    static sp<IProducerListener> listener = new DummyProducerListener();
+    static sp<IProducerListener> listener = new StubProducerListener();
     return connect(api, listener);
 }
 
@@ -1660,6 +1666,7 @@
         mRemovedBuffers.push_back(mSlots[attachedSlot].buffer);
     }
     mSlots[attachedSlot].buffer = graphicBuffer;
+    mDequeuedSlots.insert(attachedSlot);
 
     return NO_ERROR;
 }
@@ -1926,6 +1933,10 @@
 }
 
 void Surface::freeAllBuffers() {
+    if (!mDequeuedSlots.empty()) {
+        ALOGE("%s: %zu buffers were freed while being dequeued!",
+                __FUNCTION__, mDequeuedSlots.size());
+    }
     for (int i = 0; i < NUM_BUFFER_SLOTS; i++) {
         mSlots[i].buffer = nullptr;
     }
@@ -1947,6 +1958,10 @@
             ALOGW("%s: Discarded slot %d doesn't contain buffer!", __FUNCTION__, i);
             continue;
         }
+        // Don't flush currently dequeued buffers
+        if (mDequeuedSlots.count(i) > 0) {
+            continue;
+        }
         outBuffers->push_back(mSlots[i].buffer);
         mSlots[i].buffer = nullptr;
     }
diff --git a/libs/gui/SurfaceComposerClient.cpp b/libs/gui/SurfaceComposerClient.cpp
index d797a35..b51bf1f 100644
--- a/libs/gui/SurfaceComposerClient.cpp
+++ b/libs/gui/SurfaceComposerClient.cpp
@@ -1364,6 +1364,21 @@
     return *this;
 }
 
+SurfaceComposerClient::Transaction& SurfaceComposerClient::Transaction::setFocusedWindow(
+        const sp<IBinder>& token, const sp<IBinder>& focusedToken, nsecs_t timestampNanos) {
+    FocusRequest request;
+    request.token = token;
+    request.focusedToken = focusedToken;
+    request.timestamp = timestampNanos;
+    return setFocusedWindow(request);
+}
+
+SurfaceComposerClient::Transaction& SurfaceComposerClient::Transaction::setFocusedWindow(
+        const FocusRequest& request) {
+    mInputWindowCommands.focusRequests.push_back(request);
+    return *this;
+}
+
 SurfaceComposerClient::Transaction& SurfaceComposerClient::Transaction::syncInputWindows() {
     mInputWindowCommands.syncInputWindows = true;
     return *this;
@@ -1907,59 +1922,25 @@
 
 // ----------------------------------------------------------------------------
 
-status_t ScreenshotClient::capture(const sp<IBinder>& display, ui::Dataspace reqDataSpace,
-                                   ui::PixelFormat reqPixelFormat, const Rect& sourceCrop,
-                                   uint32_t reqWidth, uint32_t reqHeight, bool useIdentityTransform,
-                                   ui::Rotation rotation, bool captureSecureLayers,
-                                   sp<GraphicBuffer>* outBuffer, bool& outCapturedSecureLayers) {
+status_t ScreenshotClient::captureDisplay(const DisplayCaptureArgs& captureArgs,
+                                          ScreenCaptureResults& captureResults) {
     sp<ISurfaceComposer> s(ComposerService::getComposerService());
     if (s == nullptr) return NO_INIT;
-    status_t ret = s->captureScreen(display, outBuffer, outCapturedSecureLayers, reqDataSpace,
-                                    reqPixelFormat, sourceCrop, reqWidth, reqHeight,
-                                    useIdentityTransform, rotation, captureSecureLayers);
-    if (ret != NO_ERROR) {
-        return ret;
-    }
-    return ret;
+    return s->captureDisplay(captureArgs, captureResults);
 }
 
-status_t ScreenshotClient::capture(const sp<IBinder>& display, ui::Dataspace reqDataSpace,
-                                   ui::PixelFormat reqPixelFormat, const Rect& sourceCrop,
-                                   uint32_t reqWidth, uint32_t reqHeight, bool useIdentityTransform,
-                                   ui::Rotation rotation, sp<GraphicBuffer>* outBuffer) {
-    bool ignored;
-    return capture(display, reqDataSpace, reqPixelFormat, sourceCrop, reqWidth, reqHeight,
-                   useIdentityTransform, rotation, false, outBuffer, ignored);
-}
-
-status_t ScreenshotClient::capture(uint64_t displayOrLayerStack, ui::Dataspace* outDataspace,
-                                   sp<GraphicBuffer>* outBuffer) {
+status_t ScreenshotClient::captureDisplay(uint64_t displayOrLayerStack,
+                                          ScreenCaptureResults& captureResults) {
     sp<ISurfaceComposer> s(ComposerService::getComposerService());
     if (s == nullptr) return NO_INIT;
-    return s->captureScreen(displayOrLayerStack, outDataspace, outBuffer);
+    return s->captureDisplay(displayOrLayerStack, captureResults);
 }
 
-status_t ScreenshotClient::captureLayers(const sp<IBinder>& layerHandle, ui::Dataspace reqDataSpace,
-                                         ui::PixelFormat reqPixelFormat, const Rect& sourceCrop,
-                                         float frameScale, sp<GraphicBuffer>* outBuffer) {
+status_t ScreenshotClient::captureLayers(const LayerCaptureArgs& captureArgs,
+                                         ScreenCaptureResults& captureResults) {
     sp<ISurfaceComposer> s(ComposerService::getComposerService());
     if (s == nullptr) return NO_INIT;
-    status_t ret = s->captureLayers(layerHandle, outBuffer, reqDataSpace, reqPixelFormat,
-                                    sourceCrop, {}, frameScale, false /* childrenOnly */);
-    return ret;
-}
-
-status_t ScreenshotClient::captureChildLayers(
-        const sp<IBinder>& layerHandle, ui::Dataspace reqDataSpace, ui::PixelFormat reqPixelFormat,
-        const Rect& sourceCrop,
-        const std::unordered_set<sp<IBinder>, ISurfaceComposer::SpHash<IBinder>>& excludeHandles,
-        float frameScale, sp<GraphicBuffer>* outBuffer) {
-    sp<ISurfaceComposer> s(ComposerService::getComposerService());
-    if (s == nullptr) return NO_INIT;
-    status_t ret =
-            s->captureLayers(layerHandle, outBuffer, reqDataSpace, reqPixelFormat, sourceCrop,
-                             excludeHandles, frameScale, true /* childrenOnly */);
-    return ret;
+    return s->captureLayers(captureArgs, captureResults);
 }
 
 } // namespace android
diff --git a/libs/gui/include/gui/GLConsumer.h b/libs/gui/include/gui/GLConsumer.h
index ddd868d..2f538ff 100644
--- a/libs/gui/include/gui/GLConsumer.h
+++ b/libs/gui/include/gui/GLConsumer.h
@@ -499,7 +499,7 @@
     // protects static initialization
     static Mutex sStaticInitLock;
 
-    // mReleasedTexImageBuffer is a dummy buffer used when in single buffer
+    // mReleasedTexImageBuffer is a buffer placeholder used when in single buffer
     // mode and releaseTexImage() has been called
     static sp<GraphicBuffer> sReleasedTexImageBuffer;
     sp<EglImage> mReleasedTexImage;
diff --git a/libs/gui/include/gui/IGraphicBufferProducer.h b/libs/gui/include/gui/IGraphicBufferProducer.h
index d7f3492..45e0a13 100644
--- a/libs/gui/include/gui/IGraphicBufferProducer.h
+++ b/libs/gui/include/gui/IGraphicBufferProducer.h
@@ -458,7 +458,7 @@
     // the producer wants to be notified when the consumer releases a buffer
     // back to the BufferQueue. It is also used to detect the death of the
     // producer. If only the latter functionality is desired, there is a
-    // DummyProducerListener class in IProducerListener.h that can be used.
+    // StubProducerListener class in IProducerListener.h that can be used.
     //
     // The api should be one of the NATIVE_WINDOW_API_* values in <window.h>
     //
diff --git a/libs/gui/include/gui/IProducerListener.h b/libs/gui/include/gui/IProducerListener.h
index 0b1f4b5..f7ffbb9 100644
--- a/libs/gui/include/gui/IProducerListener.h
+++ b/libs/gui/include/gui/IProducerListener.h
@@ -80,10 +80,9 @@
 class BnProducerListener : public IProducerListener {
 };
 #endif
-class DummyProducerListener : public BnProducerListener
-{
+class StubProducerListener : public BnProducerListener {
 public:
-    virtual ~DummyProducerListener();
+    virtual ~StubProducerListener();
     virtual void onBufferReleased() {}
     virtual bool needsReleaseNotify() { return false; }
 };
diff --git a/libs/gui/include/gui/ISurfaceComposer.h b/libs/gui/include/gui/ISurfaceComposer.h
index 645714a..926a66f 100644
--- a/libs/gui/include/gui/ISurfaceComposer.h
+++ b/libs/gui/include/gui/ISurfaceComposer.h
@@ -27,11 +27,11 @@
 #include <math/vec4.h>
 
 #include <ui/ConfigStoreTypes.h>
+#include <ui/DisplayId.h>
 #include <ui/DisplayedFrameStats.h>
 #include <ui/FrameStats.h>
 #include <ui/GraphicBuffer.h>
 #include <ui/GraphicTypes.h>
-#include <ui/PhysicalDisplayId.h>
 #include <ui/PixelFormat.h>
 #include <ui/Rotation.h>
 
@@ -48,11 +48,14 @@
 
 struct client_cache_t;
 struct ComposerState;
+struct DisplayCaptureArgs;
 struct DisplayConfig;
 struct DisplayInfo;
 struct DisplayStatInfo;
 struct DisplayState;
 struct InputWindowCommands;
+struct LayerCaptureArgs;
+struct ScreenCaptureResults;
 class LayerDebugInfo;
 class HdrCapabilities;
 class IDisplayEventConnection;
@@ -246,65 +249,17 @@
     /**
      * Capture the specified screen. This requires READ_FRAME_BUFFER
      * permission.  This function will fail if there is a secure window on
-     * screen.
+     * screen and DisplayCaptureArgs.captureSecureLayers is false.
      *
      * This function can capture a subregion (the source crop) of the screen.
      * The subregion can be optionally rotated.  It will also be scaled to
      * match the size of the output buffer.
-     *
-     * reqDataspace and reqPixelFormat specify the data space and pixel format
-     * of the buffer. The caller should pick the data space and pixel format
-     * that it can consume.
-     *
-     * sourceCrop is the crop on the logical display.
-     *
-     * reqWidth and reqHeight specifies the size of the buffer.  When either
-     * of them is 0, they are set to the size of the logical display viewport.
-     *
-     * When useIdentityTransform is true, layer transformations are disabled.
-     *
-     * rotation specifies the rotation of the source crop (and the pixels in
-     * it) around its center.
      */
-    virtual status_t captureScreen(const sp<IBinder>& display, sp<GraphicBuffer>* outBuffer,
-                                   bool& outCapturedSecureLayers, ui::Dataspace reqDataspace,
-                                   ui::PixelFormat reqPixelFormat, const Rect& sourceCrop,
-                                   uint32_t reqWidth, uint32_t reqHeight, bool useIdentityTransform,
-                                   ui::Rotation rotation = ui::ROTATION_0,
-                                   bool captureSecureLayers = false) = 0;
-    /**
-     * Capture the specified screen. This requires READ_FRAME_BUFFER
-     * permission.  This function will fail if there is a secure window on
-     * screen.
-     *
-     * This function can capture a subregion (the source crop) of the screen
-     * into an sRGB buffer with RGBA_8888 pixel format.
-     * The subregion can be optionally rotated.  It will also be scaled to
-     * match the size of the output buffer.
-     *
-     * At the moment, sourceCrop is ignored and is always set to the visible
-     * region (projected display viewport) of the screen.
-     *
-     * reqWidth and reqHeight specifies the size of the buffer.  When either
-     * of them is 0, they are set to the size of the logical display viewport.
-     *
-     * When useIdentityTransform is true, layer transformations are disabled.
-     *
-     * rotation specifies the rotation of the source crop (and the pixels in
-     * it) around its center.
-     */
-    virtual status_t captureScreen(const sp<IBinder>& display, sp<GraphicBuffer>* outBuffer,
-                                   const Rect& sourceCrop, uint32_t reqWidth, uint32_t reqHeight,
-                                   bool useIdentityTransform,
-                                   ui::Rotation rotation = ui::ROTATION_0) {
-        bool outIgnored;
-        return captureScreen(display, outBuffer, outIgnored, ui::Dataspace::V0_SRGB,
-                             ui::PixelFormat::RGBA_8888, sourceCrop, reqWidth, reqHeight,
-                             useIdentityTransform, rotation);
-    }
+    virtual status_t captureDisplay(const DisplayCaptureArgs& args,
+                                    ScreenCaptureResults& captureResults) = 0;
 
-    virtual status_t captureScreen(uint64_t displayOrLayerStack, ui::Dataspace* outDataspace,
-                                   sp<GraphicBuffer>* outBuffer) = 0;
+    virtual status_t captureDisplay(uint64_t displayOrLayerStack,
+                                    ScreenCaptureResults& captureResults) = 0;
 
     template <class AA>
     struct SpHash {
@@ -313,27 +268,11 @@
 
     /**
      * Capture a subtree of the layer hierarchy, potentially ignoring the root node.
-     *
-     * reqDataspace and reqPixelFormat specify the data space and pixel format
-     * of the buffer. The caller should pick the data space and pixel format
-     * that it can consume.
+     * This requires READ_FRAME_BUFFER permission. This function will fail if there
+     * is a secure window on screen
      */
-    virtual status_t captureLayers(
-            const sp<IBinder>& layerHandleBinder, sp<GraphicBuffer>* outBuffer,
-            ui::Dataspace reqDataspace, ui::PixelFormat reqPixelFormat, const Rect& sourceCrop,
-            const std::unordered_set<sp<IBinder>, SpHash<IBinder>>& excludeHandles,
-            float frameScale = 1.0, bool childrenOnly = false) = 0;
-
-    /**
-     * Capture a subtree of the layer hierarchy into an sRGB buffer with RGBA_8888 pixel format,
-     * potentially ignoring the root node.
-     */
-    status_t captureLayers(const sp<IBinder>& layerHandleBinder, sp<GraphicBuffer>* outBuffer,
-                           const Rect& sourceCrop, float frameScale = 1.0,
-                           bool childrenOnly = false) {
-        return captureLayers(layerHandleBinder, outBuffer, ui::Dataspace::V0_SRGB,
-                             ui::PixelFormat::RGBA_8888, sourceCrop, {}, frameScale, childrenOnly);
-    }
+    virtual status_t captureLayers(const LayerCaptureArgs& args,
+                                   ScreenCaptureResults& captureResults) = 0;
 
     /* Clears the frame statistics for animations.
      *
@@ -562,7 +501,7 @@
         GET_DISPLAY_CONFIGS,
         GET_ACTIVE_CONFIG,
         GET_DISPLAY_STATE,
-        CAPTURE_SCREEN,
+        CAPTURE_DISPLAY,
         CAPTURE_LAYERS,
         CLEAR_ANIMATION_FRAME_STATS,
         GET_ANIMATION_FRAME_STATS,
@@ -590,7 +529,7 @@
         GET_DESIRED_DISPLAY_CONFIG_SPECS,
         GET_DISPLAY_BRIGHTNESS_SUPPORT,
         SET_DISPLAY_BRIGHTNESS,
-        CAPTURE_SCREEN_BY_ID,
+        CAPTURE_DISPLAY_BY_ID,
         NOTIFY_POWER_BOOST,
         SET_GLOBAL_SHADOW_SETTINGS,
         GET_AUTO_LOW_LATENCY_MODE_SUPPORT,
diff --git a/libs/gui/include/gui/LayerState.h b/libs/gui/include/gui/LayerState.h
index 00ae220..5e1066b 100644
--- a/libs/gui/include/gui/LayerState.h
+++ b/libs/gui/include/gui/LayerState.h
@@ -26,9 +26,11 @@
 #include <math/mat4.h>
 
 #ifndef NO_INPUT
+#include <android/FocusRequest.h>
 #include <input/InputWindow.h>
 #endif
 
+#include <gui/ISurfaceComposer.h>
 #include <gui/LayerMetadata.h>
 #include <math/vec3.h>
 #include <ui/GraphicTypes.h>
@@ -283,9 +285,13 @@
 };
 
 struct InputWindowCommands {
+#ifndef NO_INPUT
+    std::vector<FocusRequest> focusRequests;
+#endif
     bool syncInputWindows{false};
 
-    void merge(const InputWindowCommands& other);
+    // Merges the passed in commands and returns true if there were any changes.
+    bool merge(const InputWindowCommands& other);
     void clear();
     void write(Parcel& output) const;
     void read(const Parcel& input);
@@ -307,6 +313,47 @@
 // functionName can be null.
 bool ValidateFrameRate(float frameRate, int8_t compatibility, const char* functionName);
 
+struct CaptureArgs {
+    virtual ~CaptureArgs() = default;
+
+    ui::PixelFormat pixelFormat{ui::PixelFormat::RGBA_8888};
+    Rect sourceCrop;
+    float frameScale{1};
+    bool captureSecureLayers{false};
+
+    virtual status_t write(Parcel& output) const;
+    virtual status_t read(const Parcel& input);
+};
+
+struct DisplayCaptureArgs : CaptureArgs {
+    sp<IBinder> displayToken;
+    uint32_t width{0};
+    uint32_t height{0};
+    bool useIdentityTransform{false};
+    ui::Rotation rotation{ui::ROTATION_0};
+
+    status_t write(Parcel& output) const override;
+    status_t read(const Parcel& input) override;
+};
+
+struct LayerCaptureArgs : CaptureArgs {
+    sp<IBinder> layerHandle;
+    std::unordered_set<sp<IBinder>, ISurfaceComposer::SpHash<IBinder>> excludeHandles;
+    bool childrenOnly{false};
+
+    status_t write(Parcel& output) const override;
+    status_t read(const Parcel& input) override;
+};
+
+struct ScreenCaptureResults {
+    sp<GraphicBuffer> buffer;
+    bool capturedSecureLayers{false};
+    ui::Dataspace capturedDataspace{ui::Dataspace::V0_SRGB};
+
+    status_t write(Parcel& output) const;
+    status_t read(const Parcel& input);
+};
+
 }; // namespace android
 
 #endif // ANDROID_SF_LAYER_STATE_H
diff --git a/libs/gui/include/gui/Surface.h b/libs/gui/include/gui/Surface.h
index 49c83da..55b4101 100644
--- a/libs/gui/include/gui/Surface.h
+++ b/libs/gui/include/gui/Surface.h
@@ -30,6 +30,7 @@
 #include <utils/RefBase.h>
 
 #include <shared_mutex>
+#include <unordered_set>
 
 namespace android {
 
@@ -543,8 +544,15 @@
     int mMaxBufferCount;
 
     sp<IProducerListener> mListenerProxy;
+
+    // Get and flush the buffers of given slots, if the buffer in the slot
+    // is currently dequeued then it won't be flushed and won't be returned
+    // in outBuffers.
     status_t getAndFlushBuffersFromSlots(const std::vector<int32_t>& slots,
             std::vector<sp<GraphicBuffer>>* outBuffers);
+
+    // Buffers that are successfully dequeued/attached and handed to clients
+    std::unordered_set<int> mDequeuedSlots;
 };
 
 } // namespace android
diff --git a/libs/gui/include/gui/SurfaceComposerClient.h b/libs/gui/include/gui/SurfaceComposerClient.h
index eb757ba..1a9710a 100644
--- a/libs/gui/include/gui/SurfaceComposerClient.h
+++ b/libs/gui/include/gui/SurfaceComposerClient.h
@@ -507,6 +507,9 @@
 
 #ifndef NO_INPUT
         Transaction& setInputWindowInfo(const sp<SurfaceControl>& sc, const InputWindowInfo& info);
+        Transaction& setFocusedWindow(const sp<IBinder>& token, const sp<IBinder>& focusedToken,
+                                      nsecs_t timestampNanos);
+        Transaction& setFocusedWindow(const FocusRequest& request);
         Transaction& syncInputWindows();
 #endif
 
@@ -594,26 +597,12 @@
 public:
     // if cropping isn't required, callers may pass in a default Rect, e.g.:
     //   capture(display, producer, Rect(), reqWidth, ...);
-    static status_t capture(const sp<IBinder>& display, ui::Dataspace reqDataSpace,
-                            ui::PixelFormat reqPixelFormat, const Rect& sourceCrop,
-                            uint32_t reqWidth, uint32_t reqHeight, bool useIdentityTransform,
-                            ui::Rotation rotation, bool captureSecureLayers,
-                            sp<GraphicBuffer>* outBuffer, bool& outCapturedSecureLayers);
-    static status_t capture(const sp<IBinder>& display, ui::Dataspace reqDataSpace,
-                            ui::PixelFormat reqPixelFormat, const Rect& sourceCrop,
-                            uint32_t reqWidth, uint32_t reqHeight, bool useIdentityTransform,
-                            ui::Rotation rotation, sp<GraphicBuffer>* outBuffer);
-    static status_t capture(uint64_t displayOrLayerStack, ui::Dataspace* outDataspace,
-                            sp<GraphicBuffer>* outBuffer);
-    static status_t captureLayers(const sp<IBinder>& layerHandle, ui::Dataspace reqDataSpace,
-                                  ui::PixelFormat reqPixelFormat, const Rect& sourceCrop,
-                                  float frameScale, sp<GraphicBuffer>* outBuffer);
-    static status_t captureChildLayers(
-            const sp<IBinder>& layerHandle, ui::Dataspace reqDataSpace,
-            ui::PixelFormat reqPixelFormat, const Rect& sourceCrop,
-            const std::unordered_set<sp<IBinder>, ISurfaceComposer::SpHash<IBinder>>&
-                    excludeHandles,
-            float frameScale, sp<GraphicBuffer>* outBuffer);
+    static status_t captureDisplay(const DisplayCaptureArgs& captureArgs,
+                                   ScreenCaptureResults& captureResults);
+    static status_t captureDisplay(uint64_t displayOrLayerStack,
+                                   ScreenCaptureResults& captureResults);
+    static status_t captureLayers(const LayerCaptureArgs& captureArgs,
+                                  ScreenCaptureResults& captureResults);
 };
 
 // ---------------------------------------------------------------------------
diff --git a/libs/gui/include/gui/bufferqueue/1.0/WGraphicBufferProducer.h b/libs/gui/include/gui/bufferqueue/1.0/WGraphicBufferProducer.h
index 99ab085..004d875 100644
--- a/libs/gui/include/gui/bufferqueue/1.0/WGraphicBufferProducer.h
+++ b/libs/gui/include/gui/bufferqueue/1.0/WGraphicBufferProducer.h
@@ -51,12 +51,14 @@
 typedef ::android::IProducerListener BProducerListener;
 
 #ifndef LOG
-struct LOG_dummy {
+struct LOG_stub {
     template <typename T>
-    LOG_dummy& operator<< (const T&) { return *this; }
+    LOG_stub& operator<<(const T&) {
+        return *this;
+    }
 };
 
-#define LOG(x)  LOG_dummy()
+#define LOG(x) LOG_stub()
 #endif
 
 // Instantiate only if HGraphicBufferProducer is base of BASE.
diff --git a/libs/gui/tests/BLASTBufferQueue_test.cpp b/libs/gui/tests/BLASTBufferQueue_test.cpp
index d929a59..d88c477 100644
--- a/libs/gui/tests/BLASTBufferQueue_test.cpp
+++ b/libs/gui/tests/BLASTBufferQueue_test.cpp
@@ -120,6 +120,8 @@
                 .show(mSurfaceControl)
                 .setDataspace(mSurfaceControl, ui::Dataspace::V0_SRGB)
                 .apply();
+
+        mCaptureArgs.displayToken = mDisplayToken;
     }
 
     void setUpProducer(BLASTBufferQueueHelper adapter, sp<IGraphicBufferProducer>& producer) {
@@ -128,7 +130,7 @@
         ASSERT_EQ(NO_ERROR, igbProducer->setMaxDequeuedBufferCount(2));
         IGraphicBufferProducer::QueueBufferOutput qbOutput;
         ASSERT_EQ(NO_ERROR,
-                  igbProducer->connect(new DummyProducerListener, NATIVE_WINDOW_API_CPU, false,
+                  igbProducer->connect(new StubProducerListener, NATIVE_WINDOW_API_CPU, false,
                                        &qbOutput));
         ASSERT_NE(ui::Transform::ROT_INVALID, qbOutput.transformHint);
         producer = igbProducer;
@@ -165,14 +167,15 @@
 
     void checkScreenCapture(uint8_t r, uint8_t g, uint8_t b, Rect region, int32_t border = 0,
                             bool outsideRegion = false) {
+        sp<GraphicBuffer>& captureBuf = mCaptureResults.buffer;
         const auto epsilon = 3;
-        const auto width = mScreenCaptureBuf->getWidth();
-        const auto height = mScreenCaptureBuf->getHeight();
-        const auto stride = mScreenCaptureBuf->getStride();
+        const auto width = captureBuf->getWidth();
+        const auto height = captureBuf->getHeight();
+        const auto stride = captureBuf->getStride();
 
         uint32_t* bufData;
-        mScreenCaptureBuf->lock(static_cast<uint32_t>(GraphicBuffer::USAGE_SW_READ_OFTEN),
-                                reinterpret_cast<void**>(&bufData));
+        captureBuf->lock(static_cast<uint32_t>(GraphicBuffer::USAGE_SW_READ_OFTEN),
+                         reinterpret_cast<void**>(&bufData));
 
         for (uint32_t row = 0; row < height; row++) {
             for (uint32_t col = 0; col < width; col++) {
@@ -196,7 +199,7 @@
                 }
             }
         }
-        mScreenCaptureBuf->unlock();
+        captureBuf->unlock();
         ASSERT_EQ(false, ::testing::Test::HasFailure());
     }
 
@@ -206,10 +209,12 @@
     sp<IBinder> mDisplayToken;
 
     sp<SurfaceControl> mSurfaceControl;
-    sp<GraphicBuffer> mScreenCaptureBuf;
 
     uint32_t mDisplayWidth;
     uint32_t mDisplayHeight;
+
+    DisplayCaptureArgs mCaptureArgs;
+    ScreenCaptureResults mCaptureResults;
 };
 
 TEST_F(BLASTBufferQueueTest, CreateBLASTBufferQueue) {
@@ -301,12 +306,7 @@
     adapter.waitForCallbacks();
 
     // capture screen and verify that it is red
-    bool capturedSecureLayers;
-    ASSERT_EQ(NO_ERROR,
-              mComposer->captureScreen(mDisplayToken, &mScreenCaptureBuf, capturedSecureLayers,
-                                       ui::Dataspace::V0_SRGB, ui::PixelFormat::RGBA_8888, Rect(),
-                                       mDisplayWidth, mDisplayHeight,
-                                       /*useIdentityTransform*/ false));
+    ASSERT_EQ(NO_ERROR, mComposer->captureDisplay(mCaptureArgs, mCaptureResults));
     ASSERT_NO_FATAL_FAILURE(
             checkScreenCapture(r, g, b, {0, 0, (int32_t)mDisplayWidth, (int32_t)mDisplayHeight}));
 }
@@ -383,12 +383,8 @@
 
     adapter.waitForCallbacks();
     // capture screen and verify that it is red
-    bool capturedSecureLayers;
-    ASSERT_EQ(NO_ERROR,
-              mComposer->captureScreen(mDisplayToken, &mScreenCaptureBuf, capturedSecureLayers,
-                                       ui::Dataspace::V0_SRGB, ui::PixelFormat::RGBA_8888, Rect(),
-                                       mDisplayWidth, mDisplayHeight,
-                                       /*useIdentityTransform*/ false));
+    ASSERT_EQ(NO_ERROR, mComposer->captureDisplay(mCaptureArgs, mCaptureResults));
+
     ASSERT_NO_FATAL_FAILURE(
             checkScreenCapture(r, g, b, {0, 0, (int32_t)mDisplayWidth, (int32_t)mDisplayHeight}));
 }
@@ -444,12 +440,8 @@
 
     adapter.waitForCallbacks();
     // capture screen and verify that it is red
-    bool capturedSecureLayers;
-    ASSERT_EQ(NO_ERROR,
-              mComposer->captureScreen(mDisplayToken, &mScreenCaptureBuf, capturedSecureLayers,
-                                       ui::Dataspace::V0_SRGB, ui::PixelFormat::RGBA_8888, Rect(),
-                                       mDisplayWidth, mDisplayHeight,
-                                       /*useIdentityTransform*/ false));
+    ASSERT_EQ(NO_ERROR, mComposer->captureDisplay(mCaptureArgs, mCaptureResults));
+
     ASSERT_NO_FATAL_FAILURE(
             checkScreenCapture(r, g, b,
                                {0, 0, (int32_t)bufferSideLength, (int32_t)bufferSideLength}));
@@ -489,12 +481,8 @@
         ASSERT_NE(ui::Transform::ROT_INVALID, qbOutput.transformHint);
 
         adapter.waitForCallbacks();
-        bool capturedSecureLayers;
-        ASSERT_EQ(NO_ERROR,
-                  mComposer->captureScreen(mDisplayToken, &mScreenCaptureBuf, capturedSecureLayers,
-                                           ui::Dataspace::V0_SRGB, ui::PixelFormat::RGBA_8888,
-                                           Rect(), mDisplayWidth, mDisplayHeight,
-                                           /*useIdentityTransform*/ false));
+        ASSERT_EQ(NO_ERROR, mComposer->captureDisplay(mCaptureArgs, mCaptureResults));
+
         switch (tr) {
             case ui::Transform::ROT_0:
                 ASSERT_NO_FATAL_FAILURE(checkScreenCapture(0, 0, 0,
diff --git a/libs/gui/tests/BufferItemConsumer_test.cpp b/libs/gui/tests/BufferItemConsumer_test.cpp
index b87cbbd..fc6551c 100644
--- a/libs/gui/tests/BufferItemConsumer_test.cpp
+++ b/libs/gui/tests/BufferItemConsumer_test.cpp
@@ -51,7 +51,7 @@
         mBFL = new BufferFreedListener(this);
         mBIC->setBufferFreedListener(mBFL);
 
-        sp<IProducerListener> producerListener = new DummyProducerListener();
+        sp<IProducerListener> producerListener = new StubProducerListener();
         IGraphicBufferProducer::QueueBufferOutput bufferOutput;
         ASSERT_EQ(NO_ERROR,
                   mProducer->connect(producerListener, NATIVE_WINDOW_API_CPU,
@@ -131,7 +131,7 @@
 // Test that detaching buffer from consumer side triggers onBufferFreed.
 TEST_F(BufferItemConsumerTest, TriggerBufferFreed_DetachBufferFromConsumer) {
     int slot;
-    // Producer: generate a dummy buffer.
+    // Producer: generate a placeholder buffer.
     DequeueBuffer(&slot);
     QueueBuffer(slot);
 
diff --git a/libs/gui/tests/BufferQueue_test.cpp b/libs/gui/tests/BufferQueue_test.cpp
index 6d7b6bb..d1208ee 100644
--- a/libs/gui/tests/BufferQueue_test.cpp
+++ b/libs/gui/tests/BufferQueue_test.cpp
@@ -17,7 +17,7 @@
 #define LOG_TAG "BufferQueue_test"
 //#define LOG_NDEBUG 0
 
-#include "DummyConsumer.h"
+#include "MockConsumer.h"
 
 #include <gui/BufferItem.h>
 #include <gui/BufferQueue.h>
@@ -134,8 +134,8 @@
     mConsumer = interface_cast<IGraphicBufferConsumer>(binderConsumer);
     EXPECT_TRUE(mConsumer != nullptr);
 
-    sp<DummyConsumer> dc(new DummyConsumer);
-    ASSERT_EQ(OK, mConsumer->consumerConnect(dc, false));
+    sp<MockConsumer> mc(new MockConsumer);
+    ASSERT_EQ(OK, mConsumer->consumerConnect(mc, false));
     IGraphicBufferProducer::QueueBufferOutput output;
     ASSERT_EQ(OK,
             mProducer->connect(nullptr, NATIVE_WINDOW_API_CPU, false, &output));
@@ -171,23 +171,22 @@
 
 TEST_F(BufferQueueTest, GetMaxBufferCountInQueueBufferOutput_Succeeds) {
     createBufferQueue();
-    sp<DummyConsumer> dc(new DummyConsumer);
-    mConsumer->consumerConnect(dc, false);
+    sp<MockConsumer> mc(new MockConsumer);
+    mConsumer->consumerConnect(mc, false);
     int bufferCount = 50;
     mConsumer->setMaxBufferCount(bufferCount);
 
     IGraphicBufferProducer::QueueBufferOutput output;
-    mProducer->connect(new DummyProducerListener, NATIVE_WINDOW_API_CPU, false, &output);
+    mProducer->connect(new StubProducerListener, NATIVE_WINDOW_API_CPU, false, &output);
     ASSERT_EQ(output.maxBufferCount, bufferCount);
 }
 
 TEST_F(BufferQueueTest, AcquireBuffer_ExceedsMaxAcquireCount_Fails) {
     createBufferQueue();
-    sp<DummyConsumer> dc(new DummyConsumer);
-    mConsumer->consumerConnect(dc, false);
+    sp<MockConsumer> mc(new MockConsumer);
+    mConsumer->consumerConnect(mc, false);
     IGraphicBufferProducer::QueueBufferOutput qbo;
-    mProducer->connect(new DummyProducerListener, NATIVE_WINDOW_API_CPU, false,
-            &qbo);
+    mProducer->connect(new StubProducerListener, NATIVE_WINDOW_API_CPU, false, &qbo);
     mProducer->setMaxDequeuedBufferCount(3);
 
     int slot;
@@ -219,15 +218,14 @@
 
 TEST_F(BufferQueueTest, SetMaxAcquiredBufferCountWithIllegalValues_ReturnsError) {
     createBufferQueue();
-    sp<DummyConsumer> dc(new DummyConsumer);
-    mConsumer->consumerConnect(dc, false);
+    sp<MockConsumer> mc(new MockConsumer);
+    mConsumer->consumerConnect(mc, false);
 
     EXPECT_EQ(OK, mConsumer->setMaxBufferCount(10));
     EXPECT_EQ(BAD_VALUE, mConsumer->setMaxAcquiredBufferCount(10));
 
     IGraphicBufferProducer::QueueBufferOutput qbo;
-    mProducer->connect(new DummyProducerListener, NATIVE_WINDOW_API_CPU, false,
-            &qbo);
+    mProducer->connect(new StubProducerListener, NATIVE_WINDOW_API_CPU, false, &qbo);
     mProducer->setMaxDequeuedBufferCount(3);
 
     int minBufferCount;
@@ -263,12 +261,11 @@
 
 TEST_F(BufferQueueTest, SetMaxAcquiredBufferCountWithLegalValues_Succeeds) {
     createBufferQueue();
-    sp<DummyConsumer> dc(new DummyConsumer);
-    mConsumer->consumerConnect(dc, false);
+    sp<MockConsumer> mc(new MockConsumer);
+    mConsumer->consumerConnect(mc, false);
 
     IGraphicBufferProducer::QueueBufferOutput qbo;
-    mProducer->connect(new DummyProducerListener, NATIVE_WINDOW_API_CPU, false,
-            &qbo);
+    mProducer->connect(new StubProducerListener, NATIVE_WINDOW_API_CPU, false, &qbo);
     mProducer->setMaxDequeuedBufferCount(2);
 
     int minBufferCount;
@@ -310,8 +307,8 @@
 
 TEST_F(BufferQueueTest, SetMaxBufferCountWithLegalValues_Succeeds) {
     createBufferQueue();
-    sp<DummyConsumer> dc(new DummyConsumer);
-    mConsumer->consumerConnect(dc, false);
+    sp<MockConsumer> mc(new MockConsumer);
+    mConsumer->consumerConnect(mc, false);
 
     // Test shared buffer mode
     EXPECT_EQ(OK, mConsumer->setMaxAcquiredBufferCount(1));
@@ -319,8 +316,8 @@
 
 TEST_F(BufferQueueTest, SetMaxBufferCountWithIllegalValues_ReturnsError) {
     createBufferQueue();
-    sp<DummyConsumer> dc(new DummyConsumer);
-    mConsumer->consumerConnect(dc, false);
+    sp<MockConsumer> mc(new MockConsumer);
+    mConsumer->consumerConnect(mc, false);
 
     EXPECT_EQ(BAD_VALUE, mConsumer->setMaxBufferCount(0));
     EXPECT_EQ(BAD_VALUE, mConsumer->setMaxBufferCount(
@@ -332,11 +329,11 @@
 
 TEST_F(BufferQueueTest, DetachAndReattachOnProducerSide) {
     createBufferQueue();
-    sp<DummyConsumer> dc(new DummyConsumer);
-    ASSERT_EQ(OK, mConsumer->consumerConnect(dc, false));
+    sp<MockConsumer> mc(new MockConsumer);
+    ASSERT_EQ(OK, mConsumer->consumerConnect(mc, false));
     IGraphicBufferProducer::QueueBufferOutput output;
-    ASSERT_EQ(OK, mProducer->connect(new DummyProducerListener,
-            NATIVE_WINDOW_API_CPU, false, &output));
+    ASSERT_EQ(OK,
+              mProducer->connect(new StubProducerListener, NATIVE_WINDOW_API_CPU, false, &output));
 
     ASSERT_EQ(BAD_VALUE, mProducer->detachBuffer(-1)); // Index too low
     ASSERT_EQ(BAD_VALUE, mProducer->detachBuffer(
@@ -386,11 +383,11 @@
 
 TEST_F(BufferQueueTest, DetachAndReattachOnConsumerSide) {
     createBufferQueue();
-    sp<DummyConsumer> dc(new DummyConsumer);
-    ASSERT_EQ(OK, mConsumer->consumerConnect(dc, false));
+    sp<MockConsumer> mc(new MockConsumer);
+    ASSERT_EQ(OK, mConsumer->consumerConnect(mc, false));
     IGraphicBufferProducer::QueueBufferOutput output;
-    ASSERT_EQ(OK, mProducer->connect(new DummyProducerListener,
-            NATIVE_WINDOW_API_CPU, false, &output));
+    ASSERT_EQ(OK,
+              mProducer->connect(new StubProducerListener, NATIVE_WINDOW_API_CPU, false, &output));
 
     int slot;
     sp<Fence> fence;
@@ -445,11 +442,11 @@
 
 TEST_F(BufferQueueTest, MoveFromConsumerToProducer) {
     createBufferQueue();
-    sp<DummyConsumer> dc(new DummyConsumer);
-    ASSERT_EQ(OK, mConsumer->consumerConnect(dc, false));
+    sp<MockConsumer> mc(new MockConsumer);
+    ASSERT_EQ(OK, mConsumer->consumerConnect(mc, false));
     IGraphicBufferProducer::QueueBufferOutput output;
-    ASSERT_EQ(OK, mProducer->connect(new DummyProducerListener,
-            NATIVE_WINDOW_API_CPU, false, &output));
+    ASSERT_EQ(OK,
+              mProducer->connect(new StubProducerListener, NATIVE_WINDOW_API_CPU, false, &output));
 
     int slot;
     sp<Fence> fence;
@@ -488,11 +485,11 @@
 
 TEST_F(BufferQueueTest, TestDisallowingAllocation) {
     createBufferQueue();
-    sp<DummyConsumer> dc(new DummyConsumer);
-    ASSERT_EQ(OK, mConsumer->consumerConnect(dc, true));
+    sp<MockConsumer> mc(new MockConsumer);
+    ASSERT_EQ(OK, mConsumer->consumerConnect(mc, true));
     IGraphicBufferProducer::QueueBufferOutput output;
-    ASSERT_EQ(OK, mProducer->connect(new DummyProducerListener,
-            NATIVE_WINDOW_API_CPU, true, &output));
+    ASSERT_EQ(OK,
+              mProducer->connect(new StubProducerListener, NATIVE_WINDOW_API_CPU, true, &output));
 
     static const uint32_t WIDTH = 320;
     static const uint32_t HEIGHT = 240;
@@ -526,11 +523,11 @@
 
 TEST_F(BufferQueueTest, TestGenerationNumbers) {
     createBufferQueue();
-    sp<DummyConsumer> dc(new DummyConsumer);
-    ASSERT_EQ(OK, mConsumer->consumerConnect(dc, true));
+    sp<MockConsumer> mc(new MockConsumer);
+    ASSERT_EQ(OK, mConsumer->consumerConnect(mc, true));
     IGraphicBufferProducer::QueueBufferOutput output;
-    ASSERT_EQ(OK, mProducer->connect(new DummyProducerListener,
-            NATIVE_WINDOW_API_CPU, true, &output));
+    ASSERT_EQ(OK,
+              mProducer->connect(new StubProducerListener, NATIVE_WINDOW_API_CPU, true, &output));
 
     ASSERT_EQ(OK, mProducer->setGenerationNumber(1));
 
@@ -568,11 +565,11 @@
 
 TEST_F(BufferQueueTest, TestSharedBufferModeWithoutAutoRefresh) {
     createBufferQueue();
-    sp<DummyConsumer> dc(new DummyConsumer);
-    ASSERT_EQ(OK, mConsumer->consumerConnect(dc, true));
+    sp<MockConsumer> mc(new MockConsumer);
+    ASSERT_EQ(OK, mConsumer->consumerConnect(mc, true));
     IGraphicBufferProducer::QueueBufferOutput output;
-    ASSERT_EQ(OK, mProducer->connect(new DummyProducerListener,
-            NATIVE_WINDOW_API_CPU, true, &output));
+    ASSERT_EQ(OK,
+              mProducer->connect(new StubProducerListener, NATIVE_WINDOW_API_CPU, true, &output));
 
     ASSERT_EQ(OK, mProducer->setSharedBufferMode(true));
 
@@ -618,11 +615,11 @@
 
 TEST_F(BufferQueueTest, TestSharedBufferModeWithAutoRefresh) {
     createBufferQueue();
-    sp<DummyConsumer> dc(new DummyConsumer);
-    ASSERT_EQ(OK, mConsumer->consumerConnect(dc, true));
+    sp<MockConsumer> mc(new MockConsumer);
+    ASSERT_EQ(OK, mConsumer->consumerConnect(mc, true));
     IGraphicBufferProducer::QueueBufferOutput output;
-    ASSERT_EQ(OK, mProducer->connect(new DummyProducerListener,
-            NATIVE_WINDOW_API_CPU, true, &output));
+    ASSERT_EQ(OK,
+              mProducer->connect(new StubProducerListener, NATIVE_WINDOW_API_CPU, true, &output));
 
     ASSERT_EQ(OK, mProducer->setSharedBufferMode(true));
     ASSERT_EQ(OK, mProducer->setAutoRefresh(true));
@@ -687,11 +684,11 @@
 
 TEST_F(BufferQueueTest, TestSharedBufferModeUsingAlreadyDequeuedBuffer) {
     createBufferQueue();
-    sp<DummyConsumer> dc(new DummyConsumer);
-    ASSERT_EQ(OK, mConsumer->consumerConnect(dc, true));
+    sp<MockConsumer> mc(new MockConsumer);
+    ASSERT_EQ(OK, mConsumer->consumerConnect(mc, true));
     IGraphicBufferProducer::QueueBufferOutput output;
-    ASSERT_EQ(OK, mProducer->connect(new DummyProducerListener,
-            NATIVE_WINDOW_API_CPU, true, &output));
+    ASSERT_EQ(OK,
+              mProducer->connect(new StubProducerListener, NATIVE_WINDOW_API_CPU, true, &output));
 
     // Dequeue a buffer
     int sharedSlot;
@@ -738,11 +735,11 @@
 
 TEST_F(BufferQueueTest, TestTimeouts) {
     createBufferQueue();
-    sp<DummyConsumer> dc(new DummyConsumer);
-    ASSERT_EQ(OK, mConsumer->consumerConnect(dc, true));
+    sp<MockConsumer> mc(new MockConsumer);
+    ASSERT_EQ(OK, mConsumer->consumerConnect(mc, true));
     IGraphicBufferProducer::QueueBufferOutput output;
-    ASSERT_EQ(OK, mProducer->connect(new DummyProducerListener,
-            NATIVE_WINDOW_API_CPU, true, &output));
+    ASSERT_EQ(OK,
+              mProducer->connect(new StubProducerListener, NATIVE_WINDOW_API_CPU, true, &output));
 
     // Fill up the queue. Since the controlledByApp flags are set to true, this
     // queue should be in non-blocking mode, and we should be recycling the same
@@ -800,11 +797,11 @@
 
 TEST_F(BufferQueueTest, CanAttachWhileDisallowingAllocation) {
     createBufferQueue();
-    sp<DummyConsumer> dc(new DummyConsumer);
-    ASSERT_EQ(OK, mConsumer->consumerConnect(dc, true));
+    sp<MockConsumer> mc(new MockConsumer);
+    ASSERT_EQ(OK, mConsumer->consumerConnect(mc, true));
     IGraphicBufferProducer::QueueBufferOutput output;
-    ASSERT_EQ(OK, mProducer->connect(new DummyProducerListener,
-            NATIVE_WINDOW_API_CPU, true, &output));
+    ASSERT_EQ(OK,
+              mProducer->connect(new StubProducerListener, NATIVE_WINDOW_API_CPU, true, &output));
 
     int slot = BufferQueue::INVALID_BUFFER_SLOT;
     sp<Fence> sourceFence;
@@ -822,11 +819,11 @@
 
 TEST_F(BufferQueueTest, CanRetrieveLastQueuedBuffer) {
     createBufferQueue();
-    sp<DummyConsumer> dc(new DummyConsumer);
-    ASSERT_EQ(OK, mConsumer->consumerConnect(dc, false));
+    sp<MockConsumer> mc(new MockConsumer);
+    ASSERT_EQ(OK, mConsumer->consumerConnect(mc, false));
     IGraphicBufferProducer::QueueBufferOutput output;
-    ASSERT_EQ(OK, mProducer->connect(new DummyProducerListener,
-            NATIVE_WINDOW_API_CPU, false, &output));
+    ASSERT_EQ(OK,
+              mProducer->connect(new StubProducerListener, NATIVE_WINDOW_API_CPU, false, &output));
 
     // Dequeue and queue the first buffer, storing the handle
     int slot = BufferQueue::INVALID_BUFFER_SLOT;
@@ -876,11 +873,11 @@
 
 TEST_F(BufferQueueTest, TestOccupancyHistory) {
     createBufferQueue();
-    sp<DummyConsumer> dc(new DummyConsumer);
-    ASSERT_EQ(OK, mConsumer->consumerConnect(dc, false));
+    sp<MockConsumer> mc(new MockConsumer);
+    ASSERT_EQ(OK, mConsumer->consumerConnect(mc, false));
     IGraphicBufferProducer::QueueBufferOutput output;
-    ASSERT_EQ(OK, mProducer->connect(new DummyProducerListener,
-            NATIVE_WINDOW_API_CPU, false, &output));
+    ASSERT_EQ(OK,
+              mProducer->connect(new StubProducerListener, NATIVE_WINDOW_API_CPU, false, &output));
 
     int slot = BufferQueue::INVALID_BUFFER_SLOT;
     sp<Fence> fence = Fence::NO_FENCE;
@@ -1030,8 +1027,8 @@
 
 TEST_F(BufferQueueTest, TestDiscardFreeBuffers) {
     createBufferQueue();
-    sp<DummyConsumer> dc(new DummyConsumer);
-    ASSERT_EQ(OK, mConsumer->consumerConnect(dc, false));
+    sp<MockConsumer> mc(new MockConsumer);
+    ASSERT_EQ(OK, mConsumer->consumerConnect(mc, false));
     IGraphicBufferProducer::QueueBufferOutput output;
     sp<BufferDiscardedListener> pl(new BufferDiscardedListener);
     ASSERT_EQ(OK, mProducer->connect(pl,
@@ -1115,11 +1112,11 @@
 
 TEST_F(BufferQueueTest, TestBufferReplacedInQueueBuffer) {
     createBufferQueue();
-    sp<DummyConsumer> dc(new DummyConsumer);
-    ASSERT_EQ(OK, mConsumer->consumerConnect(dc, true));
+    sp<MockConsumer> mc(new MockConsumer);
+    ASSERT_EQ(OK, mConsumer->consumerConnect(mc, true));
     IGraphicBufferProducer::QueueBufferOutput output;
-    ASSERT_EQ(OK, mProducer->connect(new DummyProducerListener,
-            NATIVE_WINDOW_API_CPU, true, &output));
+    ASSERT_EQ(OK,
+              mProducer->connect(new StubProducerListener, NATIVE_WINDOW_API_CPU, true, &output));
     ASSERT_EQ(OK, mConsumer->setMaxAcquiredBufferCount(1));
 
     int slot = BufferQueue::INVALID_BUFFER_SLOT;
@@ -1156,12 +1153,11 @@
 
 TEST_F(BufferQueueTest, TestStaleBufferHandleSentAfterDisconnect) {
     createBufferQueue();
-    sp<DummyConsumer> dc(new DummyConsumer);
-    ASSERT_EQ(OK, mConsumer->consumerConnect(dc, true));
+    sp<MockConsumer> mc(new MockConsumer);
+    ASSERT_EQ(OK, mConsumer->consumerConnect(mc, true));
     IGraphicBufferProducer::QueueBufferOutput output;
-    sp<IProducerListener> dummyListener(new DummyProducerListener);
-    ASSERT_EQ(OK, mProducer->connect(dummyListener, NATIVE_WINDOW_API_CPU,
-            true, &output));
+    sp<IProducerListener> fakeListener(new StubProducerListener);
+    ASSERT_EQ(OK, mProducer->connect(fakeListener, NATIVE_WINDOW_API_CPU, true, &output));
 
     int slot = BufferQueue::INVALID_BUFFER_SLOT;
     sp<Fence> fence = Fence::NO_FENCE;
@@ -1215,15 +1211,13 @@
 
 TEST_F(BufferQueueTest, TestProducerConnectDisconnect) {
     createBufferQueue();
-    sp<DummyConsumer> dc(new DummyConsumer);
-    ASSERT_EQ(OK, mConsumer->consumerConnect(dc, true));
+    sp<MockConsumer> mc(new MockConsumer);
+    ASSERT_EQ(OK, mConsumer->consumerConnect(mc, true));
     IGraphicBufferProducer::QueueBufferOutput output;
-    sp<IProducerListener> dummyListener(new DummyProducerListener);
+    sp<IProducerListener> fakeListener(new StubProducerListener);
     ASSERT_EQ(NO_INIT, mProducer->disconnect(NATIVE_WINDOW_API_CPU));
-    ASSERT_EQ(OK, mProducer->connect(
-            dummyListener, NATIVE_WINDOW_API_CPU, true, &output));
-    ASSERT_EQ(BAD_VALUE, mProducer->connect(
-            dummyListener, NATIVE_WINDOW_API_MEDIA, true, &output));
+    ASSERT_EQ(OK, mProducer->connect(fakeListener, NATIVE_WINDOW_API_CPU, true, &output));
+    ASSERT_EQ(BAD_VALUE, mProducer->connect(fakeListener, NATIVE_WINDOW_API_MEDIA, true, &output));
 
     ASSERT_EQ(BAD_VALUE, mProducer->disconnect(NATIVE_WINDOW_API_MEDIA));
     ASSERT_EQ(OK, mProducer->disconnect(NATIVE_WINDOW_API_CPU));
diff --git a/libs/gui/tests/EndToEndNativeInputTest.cpp b/libs/gui/tests/EndToEndNativeInputTest.cpp
index 383d591..a68ec29 100644
--- a/libs/gui/tests/EndToEndNativeInputTest.cpp
+++ b/libs/gui/tests/EndToEndNativeInputTest.cpp
@@ -63,16 +63,18 @@
 
 // We use the top 10 layers as a way to haphazardly place ourselves above anything else.
 static const int LAYER_BASE = INT32_MAX - 10;
+static constexpr std::chrono::nanoseconds DISPATCHING_TIMEOUT = 5s;
 
 class InputSurface {
 public:
     InputSurface(const sp<SurfaceControl> &sc, int width, int height) {
         mSurfaceControl = sc;
-
-        InputChannel::openInputChannelPair("testchannels", mServerChannel, mClientChannel);
+        std::unique_ptr<InputChannel> clientChannel;
+        InputChannel::openInputChannelPair("testchannels", mServerChannel, clientChannel);
+        mClientChannel = std::move(clientChannel);
 
         mInputFlinger = getInputFlinger();
-        mInputFlinger->registerInputChannel(mServerChannel->getInfo());
+        mInputFlinger->registerInputChannel(*mServerChannel);
 
         populateInputInfo(width, height);
 
@@ -154,7 +156,7 @@
         EXPECT_EQ(0, mev->getFlags() & VERIFIED_MOTION_EVENT_FLAGS);
     }
 
-    ~InputSurface() { mInputFlinger->unregisterInputChannel(mServerChannel->getInfo()); }
+    ~InputSurface() { mInputFlinger->unregisterInputChannel(*mServerChannel); }
 
     void doTransaction(std::function<void(SurfaceComposerClient::Transaction&,
                     const sp<SurfaceControl>&)> transactionBody) {
@@ -205,13 +207,15 @@
         InputApplicationInfo aInfo;
         aInfo.token = new BBinder();
         aInfo.name = "Test app info";
-        aInfo.dispatchingTimeout = 5s;
+        aInfo.dispatchingTimeoutMillis =
+                std::chrono::duration_cast<std::chrono::milliseconds>(DISPATCHING_TIMEOUT).count();
 
         mInputInfo.applicationInfo = aInfo;
     }
 public:
     sp<SurfaceControl> mSurfaceControl;
-    sp<InputChannel> mServerChannel, mClientChannel;
+    std::unique_ptr<InputChannel> mServerChannel;
+    std::shared_ptr<InputChannel> mClientChannel;
     sp<IInputFlinger> mInputFlinger;
 
     InputWindowInfo mInputInfo;
diff --git a/libs/gui/tests/IGraphicBufferProducer_test.cpp b/libs/gui/tests/IGraphicBufferProducer_test.cpp
index 103f775..15bd32d 100644
--- a/libs/gui/tests/IGraphicBufferProducer_test.cpp
+++ b/libs/gui/tests/IGraphicBufferProducer_test.cpp
@@ -17,7 +17,7 @@
 #define LOG_TAG "IGraphicBufferProducer_test"
 //#define LOG_NDEBUG 0
 
-#include "DummyConsumer.h"
+#include "MockConsumer.h"
 
 #include <gtest/gtest.h>
 
@@ -89,7 +89,7 @@
         ALOGV("Begin test: %s.%s", testInfo->test_case_name(),
                 testInfo->name());
 
-        mDC = new DummyConsumer;
+        mMC = new MockConsumer;
 
         switch (GetParam()) {
             case USE_BUFFER_QUEUE_PRODUCER: {
@@ -114,7 +114,7 @@
         }
 
         // Must connect consumer before producer connects will succeed.
-        ASSERT_OK(mConsumer->consumerConnect(mDC, /*controlledByApp*/false));
+        ASSERT_OK(mConsumer->consumerConnect(mMC, /*controlledByApp*/ false));
     }
 
     virtual void TearDown() {
@@ -249,7 +249,7 @@
     }
 
 private: // hide from test body
-    sp<DummyConsumer> mDC;
+    sp<MockConsumer> mMC;
 
 protected: // accessible from test body
     sp<IGraphicBufferProducer> mProducer;
diff --git a/libs/gui/tests/Malicious.cpp b/libs/gui/tests/Malicious.cpp
index acd4297..58d7cc6 100644
--- a/libs/gui/tests/Malicious.cpp
+++ b/libs/gui/tests/Malicious.cpp
@@ -129,7 +129,7 @@
     int32_t mExpectedSlot = 0;
 };
 
-class DummyListener : public BnConsumerListener {
+class FakeListener : public BnConsumerListener {
 public:
     void onFrameAvailable(const BufferItem&) override {}
     void onBuffersReleased() override {}
@@ -140,7 +140,7 @@
     sp<IGraphicBufferProducer> producer;
     sp<IGraphicBufferConsumer> consumer;
     BufferQueue::createBufferQueue(&producer, &consumer);
-    sp<IConsumerListener> listener = new DummyListener;
+    sp<IConsumerListener> listener = new FakeListener;
     consumer->consumerConnect(listener, false);
 
     sp<MaliciousBQP> malicious = new MaliciousBQP(producer);
diff --git a/libs/gui/tests/DummyConsumer.h b/libs/gui/tests/MockConsumer.h
similarity index 94%
rename from libs/gui/tests/DummyConsumer.h
rename to libs/gui/tests/MockConsumer.h
index 502bdf9..4a6c51c 100644
--- a/libs/gui/tests/DummyConsumer.h
+++ b/libs/gui/tests/MockConsumer.h
@@ -18,7 +18,7 @@
 
 namespace android {
 
-struct DummyConsumer : public BnConsumerListener {
+struct MockConsumer : public BnConsumerListener {
     void onFrameAvailable(const BufferItem& /* item */) override {}
     void onBuffersReleased() override {}
     void onSidebandStreamChanged() override {}
diff --git a/libs/gui/tests/StreamSplitter_test.cpp b/libs/gui/tests/StreamSplitter_test.cpp
index ad6e051..b65cdda 100644
--- a/libs/gui/tests/StreamSplitter_test.cpp
+++ b/libs/gui/tests/StreamSplitter_test.cpp
@@ -48,7 +48,7 @@
     }
 };
 
-struct DummyListener : public BnConsumerListener {
+struct FakeListener : public BnConsumerListener {
     virtual void onFrameAvailable(const BufferItem& /* item */) {}
     virtual void onBuffersReleased() {}
     virtual void onSidebandStreamChanged() {}
@@ -64,7 +64,7 @@
     sp<IGraphicBufferProducer> outputProducer;
     sp<IGraphicBufferConsumer> outputConsumer;
     BufferQueue::createBufferQueue(&outputProducer, &outputConsumer);
-    ASSERT_EQ(OK, outputConsumer->consumerConnect(new DummyListener, false));
+    ASSERT_EQ(OK, outputConsumer->consumerConnect(new FakeListener, false));
 
     sp<StreamSplitter> splitter;
     status_t status = StreamSplitter::createSplitter(inputConsumer, &splitter);
@@ -75,8 +75,9 @@
     ASSERT_EQ(OK, outputProducer->allowAllocation(false));
 
     IGraphicBufferProducer::QueueBufferOutput qbOutput;
-    ASSERT_EQ(OK, inputProducer->connect(new DummyProducerListener,
-            NATIVE_WINDOW_API_CPU, false, &qbOutput));
+    ASSERT_EQ(OK,
+              inputProducer->connect(new StubProducerListener, NATIVE_WINDOW_API_CPU, false,
+                                     &qbOutput));
 
     int slot;
     sp<Fence> fence;
@@ -132,8 +133,7 @@
     for (int output = 0; output < NUM_OUTPUTS; ++output) {
         BufferQueue::createBufferQueue(&outputProducers[output],
                 &outputConsumers[output]);
-        ASSERT_EQ(OK, outputConsumers[output]->consumerConnect(
-                    new DummyListener, false));
+        ASSERT_EQ(OK, outputConsumers[output]->consumerConnect(new FakeListener, false));
     }
 
     sp<StreamSplitter> splitter;
@@ -147,8 +147,9 @@
     }
 
     IGraphicBufferProducer::QueueBufferOutput qbOutput;
-    ASSERT_EQ(OK, inputProducer->connect(new DummyProducerListener,
-            NATIVE_WINDOW_API_CPU, false, &qbOutput));
+    ASSERT_EQ(OK,
+              inputProducer->connect(new StubProducerListener, NATIVE_WINDOW_API_CPU, false,
+                                     &qbOutput));
 
     int slot;
     sp<Fence> fence;
@@ -203,7 +204,7 @@
     sp<IGraphicBufferProducer> outputProducer;
     sp<IGraphicBufferConsumer> outputConsumer;
     BufferQueue::createBufferQueue(&outputProducer, &outputConsumer);
-    ASSERT_EQ(OK, outputConsumer->consumerConnect(new DummyListener, false));
+    ASSERT_EQ(OK, outputConsumer->consumerConnect(new FakeListener, false));
 
     sp<StreamSplitter> splitter;
     status_t status = StreamSplitter::createSplitter(inputConsumer, &splitter);
@@ -211,8 +212,9 @@
     ASSERT_EQ(OK, splitter->addOutput(outputProducer));
 
     IGraphicBufferProducer::QueueBufferOutput qbOutput;
-    ASSERT_EQ(OK, inputProducer->connect(new DummyProducerListener,
-            NATIVE_WINDOW_API_CPU, false, &qbOutput));
+    ASSERT_EQ(OK,
+              inputProducer->connect(new StubProducerListener, NATIVE_WINDOW_API_CPU, false,
+                                     &qbOutput));
 
     int slot;
     sp<Fence> fence;
diff --git a/libs/gui/tests/SurfaceTextureClient_test.cpp b/libs/gui/tests/SurfaceTextureClient_test.cpp
index c85e844..c7458a3 100644
--- a/libs/gui/tests/SurfaceTextureClient_test.cpp
+++ b/libs/gui/tests/SurfaceTextureClient_test.cpp
@@ -54,7 +54,7 @@
         mANW = mSTC;
 
         // We need a valid GL context so we can test updateTexImage()
-        // This initializes EGL and create a dummy GL context with a
+        // This initializes EGL and create a GL context placeholder with a
         // pbuffer render target.
         mEglDisplay = eglGetDisplay(EGL_DEFAULT_DISPLAY);
         ASSERT_EQ(EGL_SUCCESS, eglGetError());
diff --git a/libs/gui/tests/Surface_test.cpp b/libs/gui/tests/Surface_test.cpp
index 6d92143..2f8e412 100644
--- a/libs/gui/tests/Surface_test.cpp
+++ b/libs/gui/tests/Surface_test.cpp
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-#include "DummyConsumer.h"
+#include "MockConsumer.h"
 
 #include <gtest/gtest.h>
 
@@ -56,12 +56,11 @@
 
 static constexpr uint64_t NO_FRAME_INDEX = std::numeric_limits<uint64_t>::max();
 
-class DummySurfaceListener : public SurfaceListener {
+class FakeSurfaceListener : public SurfaceListener {
 public:
-    DummySurfaceListener(bool enableReleasedCb = false) :
-            mEnableReleaseCb(enableReleasedCb),
-            mBuffersReleased(0) {}
-    virtual ~DummySurfaceListener() = default;
+    FakeSurfaceListener(bool enableReleasedCb = false)
+          : mEnableReleaseCb(enableReleasedCb), mBuffersReleased(0) {}
+    virtual ~FakeSurfaceListener() = default;
 
     virtual void onBufferReleased() {
         mBuffersReleased++;
@@ -124,15 +123,15 @@
         sp<IGraphicBufferConsumer> consumer;
         BufferQueue::createBufferQueue(&producer, &consumer);
 
-        sp<DummyConsumer> dummyConsumer(new DummyConsumer);
-        consumer->consumerConnect(dummyConsumer, false);
+        sp<MockConsumer> mockConsumer(new MockConsumer);
+        consumer->consumerConnect(mockConsumer, false);
         consumer->setConsumerName(String8("TestConsumer"));
 
         sp<Surface> surface = new Surface(producer);
         sp<ANativeWindow> window(surface);
-        sp<DummySurfaceListener> listener;
+        sp<FakeSurfaceListener> listener;
         if (hasSurfaceListener) {
-            listener = new DummySurfaceListener(enableReleasedCb);
+            listener = new FakeSurfaceListener(enableReleasedCb);
         }
         ASSERT_EQ(OK, surface->connect(
                 NATIVE_WINDOW_API_CPU,
@@ -245,11 +244,13 @@
     const sp<IBinder> display = sf->getInternalDisplayToken();
     ASSERT_FALSE(display == nullptr);
 
-    sp<GraphicBuffer> outBuffer;
-    bool ignored;
-    ASSERT_EQ(NO_ERROR,
-              sf->captureScreen(display, &outBuffer, ignored, ui::Dataspace::V0_SRGB,
-                                ui::PixelFormat::RGBA_8888, Rect(), 64, 64, false));
+    DisplayCaptureArgs captureArgs;
+    captureArgs.displayToken = display;
+    captureArgs.width = 64;
+    captureArgs.height = 64;
+
+    ScreenCaptureResults captureResults;
+    ASSERT_EQ(NO_ERROR, sf->captureDisplay(captureArgs, captureResults));
 
     ASSERT_EQ(NO_ERROR, native_window_api_connect(anw.get(),
             NATIVE_WINDOW_API_CPU));
@@ -279,9 +280,7 @@
                 &buf));
         ASSERT_EQ(NO_ERROR, anw->queueBuffer(anw.get(), buf, -1));
     }
-    ASSERT_EQ(NO_ERROR,
-              sf->captureScreen(display, &outBuffer, ignored, ui::Dataspace::V0_SRGB,
-                                ui::PixelFormat::RGBA_8888, Rect(), 64, 64, false));
+    ASSERT_EQ(NO_ERROR, sf->captureDisplay(captureArgs, captureResults));
 }
 
 TEST_F(SurfaceTest, ConcreteTypeIsSurface) {
@@ -381,8 +380,8 @@
     sp<IGraphicBufferConsumer> consumer;
     BufferQueue::createBufferQueue(&producer, &consumer);
 
-    sp<DummyConsumer> dummyConsumer(new DummyConsumer);
-    consumer->consumerConnect(dummyConsumer, false);
+    sp<MockConsumer> mockConsumer(new MockConsumer);
+    consumer->consumerConnect(mockConsumer, false);
     consumer->setConsumerName(String8("TestConsumer"));
 
     sp<Surface> surface = new Surface(producer);
@@ -397,8 +396,8 @@
     sp<IGraphicBufferConsumer> consumer;
     BufferQueue::createBufferQueue(&producer, &consumer);
 
-    sp<DummyConsumer> dummyConsumer(new DummyConsumer);
-    consumer->consumerConnect(dummyConsumer, false);
+    sp<MockConsumer> mockConsumer(new MockConsumer);
+    consumer->consumerConnect(mockConsumer, false);
     consumer->setConsumerName(String8("TestConsumer"));
 
     sp<Surface> surface = new Surface(producer);
@@ -428,8 +427,8 @@
     sp<IGraphicBufferConsumer> consumer;
     BufferQueue::createBufferQueue(&producer, &consumer);
 
-    sp<DummyConsumer> dummyConsumer(new DummyConsumer);
-    consumer->consumerConnect(dummyConsumer, false);
+    sp<MockConsumer> mockConsumer(new MockConsumer);
+    consumer->consumerConnect(mockConsumer, false);
     consumer->setConsumerName(String8("TestConsumer"));
 
     sp<Surface> surface = new Surface(producer);
@@ -452,8 +451,8 @@
     sp<IGraphicBufferConsumer> consumer;
     BufferQueue::createBufferQueue(&producer, &consumer);
 
-    sp<DummyConsumer> dummyConsumer(new DummyConsumer);
-    consumer->consumerConnect(dummyConsumer, false);
+    sp<MockConsumer> mockConsumer(new MockConsumer);
+    consumer->consumerConnect(mockConsumer, false);
     consumer->setConsumerName(String8("TestConsumer"));
 
     sp<Surface> surface = new Surface(producer);
@@ -497,8 +496,8 @@
     sp<IGraphicBufferConsumer> consumer;
     BufferQueue::createBufferQueue(&producer, &consumer);
 
-    sp<DummyConsumer> dummyConsumer(new DummyConsumer);
-    consumer->consumerConnect(dummyConsumer, false);
+    sp<MockConsumer> mockConsumer(new MockConsumer);
+    consumer->consumerConnect(mockConsumer, false);
     consumer->setConsumerName(String8("TestConsumer"));
 
     sp<Surface> surface = new Surface(producer);
@@ -523,13 +522,13 @@
     sp<IGraphicBufferConsumer> consumer;
     BufferQueue::createBufferQueue(&producer, &consumer);
 
-    sp<DummyConsumer> dummyConsumer(new DummyConsumer);
-    consumer->consumerConnect(dummyConsumer, false);
+    sp<MockConsumer> mockConsumer(new MockConsumer);
+    consumer->consumerConnect(mockConsumer, false);
     consumer->setConsumerName(String8("TestConsumer"));
 
     sp<Surface> surface = new Surface(producer);
     sp<ANativeWindow> window(surface);
-    sp<DummyProducerListener> listener = new DummyProducerListener();
+    sp<StubProducerListener> listener = new StubProducerListener();
     ASSERT_EQ(OK, surface->connect(
             NATIVE_WINDOW_API_CPU,
             /*listener*/listener,
@@ -743,12 +742,8 @@
     }
     status_t setActiveColorMode(const sp<IBinder>& /*display*/,
         ColorMode /*colorMode*/) override { return NO_ERROR; }
-    status_t captureScreen(const sp<IBinder>& /*display*/, sp<GraphicBuffer>* /*outBuffer*/,
-                           bool& /*outCapturedSecureLayers*/, ui::Dataspace /*reqDataspace*/,
-                           ui::PixelFormat /*reqPixelFormat*/, const Rect& /*sourceCrop*/,
-                           uint32_t /*reqWidth*/, uint32_t /*reqHeight*/,
-                           bool /*useIdentityTransform*/, ui::Rotation,
-                           bool /*captureSecureLayers*/) override {
+    status_t captureDisplay(const DisplayCaptureArgs& /* captureArgs */,
+                            ScreenCaptureResults& /* captureResults */) override {
         return NO_ERROR;
     }
     status_t getAutoLowLatencyModeSupport(const sp<IBinder>& /*display*/,
@@ -761,17 +756,12 @@
         return NO_ERROR;
     }
     void setGameContentType(const sp<IBinder>& /*display*/, bool /*on*/) override {}
-    status_t captureScreen(uint64_t /*displayOrLayerStack*/, ui::Dataspace* /*outDataspace*/,
-                           sp<GraphicBuffer>* /*outBuffer*/) override {
+    status_t captureDisplay(uint64_t /*displayOrLayerStack*/,
+                            ScreenCaptureResults& /* captureResults */) override {
         return NO_ERROR;
     }
-    virtual status_t captureLayers(
-            const sp<IBinder>& /*parentHandle*/, sp<GraphicBuffer>* /*outBuffer*/,
-            ui::Dataspace /*reqDataspace*/, ui::PixelFormat /*reqPixelFormat*/,
-            const Rect& /*sourceCrop*/,
-            const std::unordered_set<sp<IBinder>,
-                                     ISurfaceComposer::SpHash<IBinder>>& /*excludeHandles*/,
-            float /*frameScale*/, bool /*childrenOnly*/) override {
+    virtual status_t captureLayers(const LayerCaptureArgs& /* captureArgs */,
+                                   ScreenCaptureResults& /* captureResults */) override {
         return NO_ERROR;
     }
     status_t clearAnimationFrameStats() override { return NO_ERROR; }
@@ -1910,8 +1900,8 @@
     sp<IGraphicBufferConsumer> consumer;
     BufferQueue::createBufferQueue(&producer, &consumer);
 
-    sp<DummyConsumer> dummyConsumer(new DummyConsumer);
-    consumer->consumerConnect(dummyConsumer, false);
+    sp<MockConsumer> mockConsumer(new MockConsumer);
+    consumer->consumerConnect(mockConsumer, false);
     consumer->setDefaultBufferSize(10, 10);
 
     sp<Surface> surface = new Surface(producer);
@@ -1980,8 +1970,8 @@
     sp<IGraphicBufferConsumer> consumer;
     BufferQueue::createBufferQueue(&producer, &consumer);
 
-    sp<DummyConsumer> dummyConsumer(new DummyConsumer);
-    consumer->consumerConnect(dummyConsumer, false);
+    sp<MockConsumer> mockConsumer(new MockConsumer);
+    consumer->consumerConnect(mockConsumer, false);
 
     sp<Surface> surface = new Surface(producer);
     sp<ANativeWindow> window(surface);
diff --git a/libs/input/Android.bp b/libs/input/Android.bp
index 8a9f261..0c3c1f0 100644
--- a/libs/input/Android.bp
+++ b/libs/input/Android.bp
@@ -14,6 +14,13 @@
 
 // libinput is partially built for the host (used by build time keymap validation tool)
 
+filegroup {
+    name: "inputconstants_aidl",
+    srcs: [
+        "android/os/IInputConstants.aidl",
+    ],
+}
+
 cc_library {
     name: "libinput",
     host_supported: true,
@@ -54,12 +61,14 @@
     target: {
         android: {
             srcs: [
-                "InputApplication.cpp",
                 "InputTransport.cpp",
                 "InputWindow.cpp",
                 "LatencyStatistics.cpp",
                 "VelocityControl.cpp",
                 "VelocityTracker.cpp",
+                "android/FocusRequest.aidl",
+                "android/InputApplicationInfo.aidl",
+                "android/os/IInputConstants.aidl",
                 "android/os/IInputFlinger.aidl",
                 "android/os/ISetInputWindowsListener.aidl",
             ],
diff --git a/libs/input/Input.cpp b/libs/input/Input.cpp
index 2ac079e..fc73de3 100644
--- a/libs/input/Input.cpp
+++ b/libs/input/Input.cpp
@@ -325,10 +325,10 @@
 void MotionEvent::initialize(int32_t id, int32_t deviceId, uint32_t source, int32_t displayId,
                              std::array<uint8_t, 32> hmac, int32_t action, int32_t actionButton,
                              int32_t flags, int32_t edgeFlags, int32_t metaState,
-                             int32_t buttonState, MotionClassification classification, float xScale,
-                             float yScale, float xOffset, float yOffset, float xPrecision,
-                             float yPrecision, float rawXCursorPosition, float rawYCursorPosition,
-                             nsecs_t downTime, nsecs_t eventTime, size_t pointerCount,
+                             int32_t buttonState, MotionClassification classification,
+                             const ui::Transform& transform, float xPrecision, float yPrecision,
+                             float rawXCursorPosition, float rawYCursorPosition, nsecs_t downTime,
+                             nsecs_t eventTime, size_t pointerCount,
                              const PointerProperties* pointerProperties,
                              const PointerCoords* pointerCoords) {
     InputEvent::initialize(id, deviceId, source, displayId, hmac);
@@ -339,10 +339,7 @@
     mMetaState = metaState;
     mButtonState = buttonState;
     mClassification = classification;
-    mXScale = xScale;
-    mYScale = yScale;
-    mXOffset = xOffset;
-    mYOffset = yOffset;
+    mTransform = transform;
     mXPrecision = xPrecision;
     mYPrecision = yPrecision;
     mRawXCursorPosition = rawXCursorPosition;
@@ -365,10 +362,7 @@
     mMetaState = other->mMetaState;
     mButtonState = other->mButtonState;
     mClassification = other->mClassification;
-    mXScale = other->mXScale;
-    mYScale = other->mYScale;
-    mXOffset = other->mXOffset;
-    mYOffset = other->mYOffset;
+    mTransform = other->mTransform;
     mXPrecision = other->mXPrecision;
     mYPrecision = other->mYPrecision;
     mRawXCursorPosition = other->mRawXCursorPosition;
@@ -398,18 +392,20 @@
 }
 
 float MotionEvent::getXCursorPosition() const {
-    const float rawX = getRawXCursorPosition();
-    return rawX * mXScale + mXOffset;
+    vec2 vals = mTransform.transform(getRawXCursorPosition(), getRawYCursorPosition());
+    return vals.x;
 }
 
 float MotionEvent::getYCursorPosition() const {
-    const float rawY = getRawYCursorPosition();
-    return rawY * mYScale + mYOffset;
+    vec2 vals = mTransform.transform(getRawXCursorPosition(), getRawYCursorPosition());
+    return vals.y;
 }
 
 void MotionEvent::setCursorPosition(float x, float y) {
-    mRawXCursorPosition = (x - mXOffset) / mXScale;
-    mRawYCursorPosition = (y - mYOffset) / mYScale;
+    ui::Transform inverse = mTransform.inverse();
+    vec2 vals = inverse.transform(x, y);
+    mRawXCursorPosition = vals.x;
+    mRawYCursorPosition = vals.y;
 }
 
 const PointerCoords* MotionEvent::getRawPointerCoords(size_t pointerIndex) const {
@@ -421,14 +417,7 @@
 }
 
 float MotionEvent::getAxisValue(int32_t axis, size_t pointerIndex) const {
-    float value = getRawPointerCoords(pointerIndex)->getAxisValue(axis);
-    switch (axis) {
-    case AMOTION_EVENT_AXIS_X:
-        return value * mXScale + mXOffset;
-    case AMOTION_EVENT_AXIS_Y:
-        return value * mYScale + mYOffset;
-    }
-    return value;
+    return getHistoricalAxisValue(axis, pointerIndex, getHistorySize());
 }
 
 const PointerCoords* MotionEvent::getHistoricalRawPointerCoords(
@@ -443,14 +432,23 @@
 
 float MotionEvent::getHistoricalAxisValue(int32_t axis, size_t pointerIndex,
         size_t historicalIndex) const {
-    float value = getHistoricalRawPointerCoords(pointerIndex, historicalIndex)->getAxisValue(axis);
+    if (axis != AMOTION_EVENT_AXIS_X && axis != AMOTION_EVENT_AXIS_Y) {
+        return getHistoricalRawPointerCoords(pointerIndex, historicalIndex)->getAxisValue(axis);
+    }
+
+    float rawX = getHistoricalRawPointerCoords(pointerIndex, historicalIndex)->getX();
+    float rawY = getHistoricalRawPointerCoords(pointerIndex, historicalIndex)->getY();
+    vec2 vals = mTransform.transform(rawX, rawY);
+
     switch (axis) {
     case AMOTION_EVENT_AXIS_X:
-        return value * mXScale + mXOffset;
+        return vals.x;
     case AMOTION_EVENT_AXIS_Y:
-        return value * mYScale + mYOffset;
+        return vals.y;
     }
-    return value;
+
+    // This should never happen
+    return 0;
 }
 
 ssize_t MotionEvent::findPointerIndex(int32_t pointerId) const {
@@ -464,23 +462,24 @@
 }
 
 void MotionEvent::offsetLocation(float xOffset, float yOffset) {
-    mXOffset += xOffset;
-    mYOffset += yOffset;
+    float currXOffset = mTransform.tx();
+    float currYOffset = mTransform.ty();
+    mTransform.set(currXOffset + xOffset, currYOffset + yOffset);
 }
 
 void MotionEvent::scale(float globalScaleFactor) {
-    mXOffset *= globalScaleFactor;
-    mYOffset *= globalScaleFactor;
+    mTransform.set(mTransform.tx() * globalScaleFactor, mTransform.ty() * globalScaleFactor);
     mXPrecision *= globalScaleFactor;
     mYPrecision *= globalScaleFactor;
 
     size_t numSamples = mSamplePointerCoords.size();
     for (size_t i = 0; i < numSamples; i++) {
-        mSamplePointerCoords.editItemAt(i).scale(globalScaleFactor);
+        mSamplePointerCoords.editItemAt(i).scale(globalScaleFactor, globalScaleFactor,
+                                                 globalScaleFactor);
     }
 }
 
-static void transformPoint(const float matrix[9], float x, float y, float *outX, float *outY) {
+static vec2 transformPoint(const std::array<float, 9>& matrix, float x, float y) {
     // Apply perspective transform like Skia.
     float newX = matrix[0] * x + matrix[1] * y + matrix[2];
     float newY = matrix[3] * x + matrix[4] * y + matrix[5];
@@ -488,22 +487,25 @@
     if (newZ) {
         newZ = 1.0f / newZ;
     }
-    *outX = newX * newZ;
-    *outY = newY * newZ;
+    vec2 transformedPoint;
+    transformedPoint.x = newX * newZ;
+    transformedPoint.y = newY * newZ;
+    return transformedPoint;
 }
 
-static float transformAngle(const float matrix[9], float angleRadians,
-        float originX, float originY) {
+static float transformAngle(const std::array<float, 9>& matrix, float angleRadians, float originX,
+                            float originY) {
     // Construct and transform a vector oriented at the specified clockwise angle from vertical.
     // Coordinate system: down is increasing Y, right is increasing X.
     float x = sinf(angleRadians);
     float y = -cosf(angleRadians);
-    transformPoint(matrix, x, y, &x, &y);
-    x -= originX;
-    y -= originY;
+    vec2 transformedPoint = transformPoint(matrix, x, y);
+
+    transformedPoint.x -= originX;
+    transformedPoint.y -= originY;
 
     // Derive the transformed vector's clockwise angle from vertical.
-    float result = atan2f(x, -y);
+    float result = atan2f(transformedPoint.x, -transformedPoint.y);
     if (result < - M_PI_2) {
         result += M_PI;
     } else if (result > M_PI_2) {
@@ -512,51 +514,51 @@
     return result;
 }
 
-void MotionEvent::transform(const float matrix[9]) {
-    // The tricky part of this implementation is to preserve the value of
-    // rawX and rawY.  So we apply the transformation to the first point
-    // then derive an appropriate new X/Y offset that will preserve rawX
-     // and rawY for that point.
-    float oldXOffset = mXOffset;
-    float oldYOffset = mYOffset;
-    float newX, newY;
-    float scaledRawX = getRawX(0) * mXScale;
-    float scaledRawY = getRawY(0) * mYScale;
-    transformPoint(matrix, scaledRawX + oldXOffset, scaledRawY + oldYOffset, &newX, &newY);
-    mXOffset = newX - scaledRawX;
-    mYOffset = newY - scaledRawY;
+void MotionEvent::transform(const std::array<float, 9>& matrix) {
+    // We want to preserve the rawX and rawY so we just update the transform
+    // using the values of the transform passed in
+    ui::Transform newTransform;
+    newTransform.set(matrix);
+    mTransform = newTransform * mTransform;
 
     // Determine how the origin is transformed by the matrix so that we
     // can transform orientation vectors.
-    float originX, originY;
-    transformPoint(matrix, 0, 0, &originX, &originY);
-
-    // Apply the transformation to cursor position.
-    if (isValidCursorPosition(mRawXCursorPosition, mRawYCursorPosition)) {
-        float x = mRawXCursorPosition * mXScale + oldXOffset;
-        float y = mRawYCursorPosition * mYScale + oldYOffset;
-        transformPoint(matrix, x, y, &x, &y);
-        mRawXCursorPosition = (x - mXOffset) / mXScale;
-        mRawYCursorPosition = (y - mYOffset) / mYScale;
-    }
+    vec2 origin = transformPoint(matrix, 0, 0);
 
     // Apply the transformation to all samples.
     size_t numSamples = mSamplePointerCoords.size();
     for (size_t i = 0; i < numSamples; i++) {
         PointerCoords& c = mSamplePointerCoords.editItemAt(i);
-        float x = c.getAxisValue(AMOTION_EVENT_AXIS_X) * mXScale + oldXOffset;
-        float y = c.getAxisValue(AMOTION_EVENT_AXIS_Y) * mYScale + oldYOffset;
-        transformPoint(matrix, x, y, &x, &y);
-        c.setAxisValue(AMOTION_EVENT_AXIS_X, (x - mXOffset) / mXScale);
-        c.setAxisValue(AMOTION_EVENT_AXIS_Y, (y - mYOffset) / mYScale);
-
         float orientation = c.getAxisValue(AMOTION_EVENT_AXIS_ORIENTATION);
         c.setAxisValue(AMOTION_EVENT_AXIS_ORIENTATION,
-                transformAngle(matrix, orientation, originX, originY));
+                       transformAngle(matrix, orientation, origin.x, origin.y));
     }
 }
 
 #ifdef __ANDROID__
+static status_t readFromParcel(ui::Transform& transform, const Parcel& parcel) {
+    float dsdx, dtdx, tx, dtdy, dsdy, ty;
+    status_t status = parcel.readFloat(&dsdx);
+    status |= parcel.readFloat(&dtdx);
+    status |= parcel.readFloat(&tx);
+    status |= parcel.readFloat(&dtdy);
+    status |= parcel.readFloat(&dsdy);
+    status |= parcel.readFloat(&ty);
+
+    transform.set({dsdx, dtdx, tx, dtdy, dsdy, ty, 0, 0, 1});
+    return status;
+}
+
+static status_t writeToParcel(const ui::Transform& transform, Parcel& parcel) {
+    status_t status = parcel.writeFloat(transform.dsdx());
+    status |= parcel.writeFloat(transform.dtdx());
+    status |= parcel.writeFloat(transform.tx());
+    status |= parcel.writeFloat(transform.dtdy());
+    status |= parcel.writeFloat(transform.dsdy());
+    status |= parcel.writeFloat(transform.ty());
+    return status;
+}
+
 status_t MotionEvent::readFromParcel(Parcel* parcel) {
     size_t pointerCount = parcel->readInt32();
     size_t sampleCount = parcel->readInt32();
@@ -582,10 +584,11 @@
     mMetaState = parcel->readInt32();
     mButtonState = parcel->readInt32();
     mClassification = static_cast<MotionClassification>(parcel->readByte());
-    mXScale = parcel->readFloat();
-    mYScale = parcel->readFloat();
-    mXOffset = parcel->readFloat();
-    mYOffset = parcel->readFloat();
+
+    result = android::readFromParcel(mTransform, *parcel);
+    if (result != OK) {
+        return result;
+    }
     mXPrecision = parcel->readFloat();
     mYPrecision = parcel->readFloat();
     mRawXCursorPosition = parcel->readFloat();
@@ -640,10 +643,11 @@
     parcel->writeInt32(mMetaState);
     parcel->writeInt32(mButtonState);
     parcel->writeByte(static_cast<int8_t>(mClassification));
-    parcel->writeFloat(mXScale);
-    parcel->writeFloat(mYScale);
-    parcel->writeFloat(mXOffset);
-    parcel->writeFloat(mYOffset);
+
+    status_t result = android::writeToParcel(mTransform, *parcel);
+    if (result != OK) {
+        return result;
+    }
     parcel->writeFloat(mXPrecision);
     parcel->writeFloat(mYPrecision);
     parcel->writeFloat(mRawXCursorPosition);
diff --git a/libs/input/InputApplication.cpp b/libs/input/InputApplication.cpp
deleted file mode 100644
index 41721a7..0000000
--- a/libs/input/InputApplication.cpp
+++ /dev/null
@@ -1,55 +0,0 @@
-/*
- * Copyright (C) 2011 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "InputApplication"
-
-#include <input/InputApplication.h>
-
-#include <android/log.h>
-
-namespace android {
-
-status_t InputApplicationInfo::readFromParcel(const android::Parcel* parcel) {
-    if (parcel == nullptr) {
-        ALOGE("%s: Null parcel", __func__);
-        return BAD_VALUE;
-    }
-    token = parcel->readStrongBinder();
-    dispatchingTimeout = decltype(dispatchingTimeout)(parcel->readInt64());
-    status_t status = parcel->readUtf8FromUtf16(&name);
-
-    return status;
-}
-
-status_t InputApplicationInfo::writeToParcel(android::Parcel* parcel) const {
-    if (parcel == nullptr) {
-        ALOGE("%s: Null parcel", __func__);
-        return BAD_VALUE;
-    }
-    status_t status = parcel->writeStrongBinder(token)
-            ?: parcel->writeInt64(dispatchingTimeout.count())
-            ?: parcel->writeUtf8AsUtf16(name) ;
-
-    return status;
-}
-
-// --- InputApplicationHandle ---
-
-InputApplicationHandle::InputApplicationHandle() {}
-
-InputApplicationHandle::~InputApplicationHandle() {}
-
-} // namespace android
diff --git a/libs/input/InputTransport.cpp b/libs/input/InputTransport.cpp
index 60ad578..b088ee7 100644
--- a/libs/input/InputTransport.cpp
+++ b/libs/input/InputTransport.cpp
@@ -195,14 +195,14 @@
             msg->body.motion.edgeFlags = body.motion.edgeFlags;
             // nsecs_t downTime
             msg->body.motion.downTime = body.motion.downTime;
-            // float xScale
-            msg->body.motion.xScale = body.motion.xScale;
-            // float yScale
-            msg->body.motion.yScale = body.motion.yScale;
-            // float xOffset
-            msg->body.motion.xOffset = body.motion.xOffset;
-            // float yOffset
-            msg->body.motion.yOffset = body.motion.yOffset;
+
+            msg->body.motion.dsdx = body.motion.dsdx;
+            msg->body.motion.dtdx = body.motion.dtdx;
+            msg->body.motion.dtdy = body.motion.dtdy;
+            msg->body.motion.dsdy = body.motion.dsdy;
+            msg->body.motion.tx = body.motion.tx;
+            msg->body.motion.ty = body.motion.ty;
+
             // float xPrecision
             msg->body.motion.xPrecision = body.motion.xPrecision;
             // float yPrecision
@@ -241,65 +241,42 @@
     }
 }
 
-// --- InputChannelInfo ---
-
-status_t InputChannelInfo::writeToParcel(android::Parcel* parcel) const {
-    if (parcel == nullptr) {
-        ALOGE("%s: Null parcel", __func__);
-        return BAD_VALUE;
-    }
-    status_t status = parcel->writeStrongBinder(mToken)
-            ?: parcel->writeUtf8AsUtf16(mName) ?: parcel->writeUniqueFileDescriptor(mFd);
-    return status;
-}
-
-status_t InputChannelInfo::readFromParcel(const android::Parcel* parcel) {
-    if (parcel == nullptr) {
-        ALOGE("%s: Null parcel", __func__);
-        return BAD_VALUE;
-    }
-    mToken = parcel->readStrongBinder();
-    status_t status = parcel->readUtf8FromUtf16(&mName) ?: parcel->readUniqueFileDescriptor(&mFd);
-    return status;
-}
-
 // --- InputChannel ---
 
-sp<InputChannel> InputChannel::create(const std::string& name, android::base::unique_fd fd,
-                                      sp<IBinder> token) {
+std::unique_ptr<InputChannel> InputChannel::create(const std::string& name,
+                                                   android::base::unique_fd fd, sp<IBinder> token) {
     const int result = fcntl(fd, F_SETFL, O_NONBLOCK);
     if (result != 0) {
         LOG_ALWAYS_FATAL("channel '%s' ~ Could not make socket non-blocking: %s", name.c_str(),
                          strerror(errno));
         return nullptr;
     }
-    return new InputChannel(name, std::move(fd), token);
+    // using 'new' to access a non-public constructor
+    return std::unique_ptr<InputChannel>(new InputChannel(name, std::move(fd), token));
 }
 
-InputChannel::InputChannel(const std::string& name, android::base::unique_fd fd, sp<IBinder> token)
-      : mInfo(name, std::move(fd), token) {
+InputChannel::InputChannel(const std::string name, android::base::unique_fd fd, sp<IBinder> token)
+      : mName(std::move(name)), mFd(std::move(fd)), mToken(std::move(token)) {
     if (DEBUG_CHANNEL_LIFECYCLE) {
-        ALOGD("Input channel constructed: name='%s', fd=%d", mInfo.mName.c_str(), mInfo.mFd.get());
+        ALOGD("Input channel constructed: name='%s', fd=%d", getName().c_str(), getFd().get());
     }
 }
 
-InputChannel::InputChannel() {}
-
 InputChannel::~InputChannel() {
     if (DEBUG_CHANNEL_LIFECYCLE) {
-        ALOGD("Input channel destroyed: name='%s', fd=%d", getName().c_str(), getFd());
+        ALOGD("Input channel destroyed: name='%s', fd=%d", getName().c_str(), getFd().get());
     }
 }
 
 status_t InputChannel::openInputChannelPair(const std::string& name,
-        sp<InputChannel>& outServerChannel, sp<InputChannel>& outClientChannel) {
+                                            std::unique_ptr<InputChannel>& outServerChannel,
+                                            std::unique_ptr<InputChannel>& outClientChannel) {
     int sockets[2];
     if (socketpair(AF_UNIX, SOCK_SEQPACKET, 0, sockets)) {
         status_t result = -errno;
-        ALOGE("channel '%s' ~ Could not create socket pair.  errno=%d",
-                name.c_str(), errno);
-        outServerChannel.clear();
-        outClientChannel.clear();
+        ALOGE("channel '%s' ~ Could not create socket pair.  errno=%d", name.c_str(), errno);
+        outServerChannel.reset();
+        outClientChannel.reset();
         return result;
     }
 
@@ -399,10 +376,10 @@
     return OK;
 }
 
-sp<InputChannel> InputChannel::dup() const {
+std::unique_ptr<InputChannel> InputChannel::dup() const {
     android::base::unique_fd newFd(::dup(getFd()));
     if (!newFd.ok()) {
-        ALOGE("Could not duplicate fd %i for channel %s: %s", getFd(), getName().c_str(),
+        ALOGE("Could not duplicate fd %i for channel %s: %s", getFd().get(), getName().c_str(),
               strerror(errno));
         const bool hitFdLimit = errno == EMFILE || errno == ENFILE;
         // If this process is out of file descriptors, then throwing that might end up exploding
@@ -417,22 +394,30 @@
 }
 
 status_t InputChannel::writeToParcel(android::Parcel* parcel) const {
-    return mInfo.writeToParcel(parcel);
+    if (parcel == nullptr) {
+        ALOGE("%s: Null parcel", __func__);
+        return BAD_VALUE;
+    }
+    return parcel->writeStrongBinder(mToken)
+            ?: parcel->writeUtf8AsUtf16(mName) ?: parcel->writeUniqueFileDescriptor(mFd);
 }
 
 status_t InputChannel::readFromParcel(const android::Parcel* parcel) {
-    return mInfo.readFromParcel(parcel);
+    if (parcel == nullptr) {
+        ALOGE("%s: Null parcel", __func__);
+        return BAD_VALUE;
+    }
+    mToken = parcel->readStrongBinder();
+    return parcel->readUtf8FromUtf16(&mName) ?: parcel->readUniqueFileDescriptor(&mFd);
 }
 
 sp<IBinder> InputChannel::getConnectionToken() const {
-    return mInfo.mToken;
+    return mToken;
 }
 
 // --- InputPublisher ---
 
-InputPublisher::InputPublisher(const sp<InputChannel>& channel) :
-        mChannel(channel) {
-}
+InputPublisher::InputPublisher(const std::shared_ptr<InputChannel>& channel) : mChannel(channel) {}
 
 InputPublisher::~InputPublisher() {
 }
@@ -484,10 +469,10 @@
         uint32_t seq, int32_t eventId, int32_t deviceId, int32_t source, int32_t displayId,
         std::array<uint8_t, 32> hmac, int32_t action, int32_t actionButton, int32_t flags,
         int32_t edgeFlags, int32_t metaState, int32_t buttonState,
-        MotionClassification classification, float xScale, float yScale, float xOffset,
-        float yOffset, float xPrecision, float yPrecision, float xCursorPosition,
-        float yCursorPosition, nsecs_t downTime, nsecs_t eventTime, uint32_t pointerCount,
-        const PointerProperties* pointerProperties, const PointerCoords* pointerCoords) {
+        MotionClassification classification, const ui::Transform& transform, float xPrecision,
+        float yPrecision, float xCursorPosition, float yCursorPosition, nsecs_t downTime,
+        nsecs_t eventTime, uint32_t pointerCount, const PointerProperties* pointerProperties,
+        const PointerCoords* pointerCoords) {
     if (ATRACE_ENABLED()) {
         std::string message = StringPrintf(
                 "publishMotionEvent(inputChannel=%s, action=%" PRId32 ")",
@@ -495,17 +480,18 @@
         ATRACE_NAME(message.c_str());
     }
     if (DEBUG_TRANSPORT_ACTIONS) {
+        std::string transformString;
+        transform.dump(transformString, "");
         ALOGD("channel '%s' publisher ~ publishMotionEvent: seq=%u, deviceId=%d, source=0x%x, "
               "displayId=%" PRId32 ", "
               "action=0x%x, actionButton=0x%08x, flags=0x%x, edgeFlags=0x%x, "
-              "metaState=0x%x, buttonState=0x%x, classification=%s, xScale=%.1f, yScale=%.1f, "
-              "xOffset=%.1f, yOffset=%.1f, "
+              "metaState=0x%x, buttonState=0x%x, classification=%s,"
               "xPrecision=%f, yPrecision=%f, downTime=%" PRId64 ", eventTime=%" PRId64 ", "
-              "pointerCount=%" PRIu32,
+              "pointerCount=%" PRIu32 " transform=%s",
               mChannel->getName().c_str(), seq, deviceId, source, displayId, action, actionButton,
               flags, edgeFlags, metaState, buttonState,
-              motionClassificationToString(classification), xScale, yScale, xOffset, yOffset,
-              xPrecision, yPrecision, downTime, eventTime, pointerCount);
+              motionClassificationToString(classification), xPrecision, yPrecision, downTime,
+              eventTime, pointerCount, transformString.c_str());
     }
 
     if (!seq) {
@@ -534,10 +520,12 @@
     msg.body.motion.metaState = metaState;
     msg.body.motion.buttonState = buttonState;
     msg.body.motion.classification = classification;
-    msg.body.motion.xScale = xScale;
-    msg.body.motion.yScale = yScale;
-    msg.body.motion.xOffset = xOffset;
-    msg.body.motion.yOffset = yOffset;
+    msg.body.motion.dsdx = transform.dsdx();
+    msg.body.motion.dtdx = transform.dtdx();
+    msg.body.motion.dtdy = transform.dtdy();
+    msg.body.motion.dsdy = transform.dsdy();
+    msg.body.motion.tx = transform.tx();
+    msg.body.motion.ty = transform.ty();
     msg.body.motion.xPrecision = xPrecision;
     msg.body.motion.yPrecision = yPrecision;
     msg.body.motion.xCursorPosition = xCursorPosition;
@@ -596,10 +584,8 @@
 
 // --- InputConsumer ---
 
-InputConsumer::InputConsumer(const sp<InputChannel>& channel) :
-        mResampleTouch(isTouchResamplingEnabled()),
-        mChannel(channel), mMsgDeferred(false) {
-}
+InputConsumer::InputConsumer(const std::shared_ptr<InputChannel>& channel)
+      : mResampleTouch(isTouchResamplingEnabled()), mChannel(channel), mMsgDeferred(false) {}
 
 InputConsumer::~InputConsumer() {
 }
@@ -1183,16 +1169,18 @@
         pointerCoords[i].copyFrom(msg->body.motion.pointers[i].coords);
     }
 
+    ui::Transform transform;
+    transform.set({msg->body.motion.dsdx, msg->body.motion.dtdx, msg->body.motion.tx,
+                   msg->body.motion.dtdy, msg->body.motion.dsdy, msg->body.motion.ty, 0, 0, 1});
     event->initialize(msg->body.motion.eventId, msg->body.motion.deviceId, msg->body.motion.source,
                       msg->body.motion.displayId, msg->body.motion.hmac, msg->body.motion.action,
                       msg->body.motion.actionButton, msg->body.motion.flags,
                       msg->body.motion.edgeFlags, msg->body.motion.metaState,
-                      msg->body.motion.buttonState, msg->body.motion.classification,
-                      msg->body.motion.xScale, msg->body.motion.yScale, msg->body.motion.xOffset,
-                      msg->body.motion.yOffset, msg->body.motion.xPrecision,
-                      msg->body.motion.yPrecision, msg->body.motion.xCursorPosition,
-                      msg->body.motion.yCursorPosition, msg->body.motion.downTime,
-                      msg->body.motion.eventTime, pointerCount, pointerProperties, pointerCoords);
+                      msg->body.motion.buttonState, msg->body.motion.classification, transform,
+                      msg->body.motion.xPrecision, msg->body.motion.yPrecision,
+                      msg->body.motion.xCursorPosition, msg->body.motion.yCursorPosition,
+                      msg->body.motion.downTime, msg->body.motion.eventTime, pointerCount,
+                      pointerProperties, pointerCoords);
 }
 
 void InputConsumer::addSample(MotionEvent* event, const InputMessage* msg) {
diff --git a/libs/input/InputWindow.cpp b/libs/input/InputWindow.cpp
index 36c1f80..6db9ed5 100644
--- a/libs/input/InputWindow.cpp
+++ b/libs/input/InputWindow.cpp
@@ -57,17 +57,15 @@
             info.frameLeft == frameLeft && info.frameTop == frameTop &&
             info.frameRight == frameRight && info.frameBottom == frameBottom &&
             info.surfaceInset == surfaceInset && info.globalScaleFactor == globalScaleFactor &&
-            info.windowXScale == windowXScale && info.windowYScale == windowYScale &&
-            info.touchableRegion.hasSameRects(touchableRegion) && info.visible == visible &&
-            info.canReceiveKeys == canReceiveKeys && info.trustedOverlay == trustedOverlay &&
-            info.hasFocus == hasFocus && info.hasWallpaper == hasWallpaper &&
-            info.paused == paused && info.ownerPid == ownerPid && info.ownerUid == ownerUid &&
+            info.transform == transform && info.touchableRegion.hasSameRects(touchableRegion) &&
+            info.visible == visible && info.canReceiveKeys == canReceiveKeys &&
+            info.trustedOverlay == trustedOverlay && info.hasFocus == hasFocus &&
+            info.hasWallpaper == hasWallpaper && info.paused == paused &&
+            info.ownerPid == ownerPid && info.ownerUid == ownerUid &&
             info.inputFeatures == inputFeatures && info.displayId == displayId &&
             info.portalToDisplayId == portalToDisplayId &&
             info.replaceTouchableRegionWithCrop == replaceTouchableRegionWithCrop &&
-            info.applicationInfo.name == applicationInfo.name &&
-            info.applicationInfo.token == applicationInfo.token &&
-            info.applicationInfo.dispatchingTimeout == applicationInfo.dispatchingTimeout;
+            info.applicationInfo == applicationInfo;
 }
 
 status_t InputWindowInfo::writeToParcel(android::Parcel* parcel) const {
@@ -93,8 +91,12 @@
         parcel->writeInt32(frameBottom) ?:
         parcel->writeInt32(surfaceInset) ?:
         parcel->writeFloat(globalScaleFactor) ?:
-        parcel->writeFloat(windowXScale) ?:
-        parcel->writeFloat(windowYScale) ?:
+        parcel->writeFloat(transform.dsdx()) ?:
+        parcel->writeFloat(transform.dtdx()) ?:
+        parcel->writeFloat(transform.tx()) ?:
+        parcel->writeFloat(transform.dtdy()) ?:
+        parcel->writeFloat(transform.dsdy()) ?:
+        parcel->writeFloat(transform.ty()) ?:
         parcel->writeBool(visible) ?:
         parcel->writeBool(canReceiveKeys) ?:
         parcel->writeBool(hasFocus) ?:
@@ -132,14 +134,19 @@
 
     flags = Flags<Flag>(parcel->readInt32());
     type = static_cast<Type>(parcel->readInt32());
+    float dsdx, dtdx, tx, dtdy, dsdy, ty;
     status = parcel->readInt32(&frameLeft) ?:
         parcel->readInt32(&frameTop) ?:
         parcel->readInt32(&frameRight) ?:
         parcel->readInt32(&frameBottom) ?:
         parcel->readInt32(&surfaceInset) ?:
         parcel->readFloat(&globalScaleFactor) ?:
-        parcel->readFloat(&windowXScale) ?:
-        parcel->readFloat(&windowYScale) ?:
+        parcel->readFloat(&dsdx) ?:
+        parcel->readFloat(&dtdx) ?:
+        parcel->readFloat(&tx) ?:
+        parcel->readFloat(&dtdy) ?:
+        parcel->readFloat(&dsdy) ?:
+        parcel->readFloat(&ty) ?:
         parcel->readBool(&visible) ?:
         parcel->readBool(&canReceiveKeys) ?:
         parcel->readBool(&hasFocus) ?:
@@ -165,6 +172,7 @@
     }
 
     touchableRegionCropHandle = parcel->readStrongBinder();
+    transform.set({dsdx, dtdx, tx, dtdy, dsdy, ty, 0, 0, 1});
 
     return OK;
 }
@@ -198,107 +206,4 @@
 void InputWindowHandle::updateFrom(sp<InputWindowHandle> handle) {
     mInfo = handle->mInfo;
 }
-
-std::optional<std::string> InputWindowInfo::flagToString(Flag flag) {
-    switch (flag) {
-        case InputWindowInfo::Flag::ALLOW_LOCK_WHILE_SCREEN_ON: {
-            return "ALLOW_LOCK_WHILE_SCREEN_ON";
-        }
-        case InputWindowInfo::Flag::DIM_BEHIND: {
-            return "DIM_BEHIND";
-        }
-        case InputWindowInfo::Flag::BLUR_BEHIND: {
-            return "BLUR_BEHIND";
-        }
-        case InputWindowInfo::Flag::NOT_FOCUSABLE: {
-            return "NOT_FOCUSABLE";
-        }
-        case InputWindowInfo::Flag::NOT_TOUCHABLE: {
-            return "NOT_TOUCHABLE";
-        }
-        case InputWindowInfo::Flag::NOT_TOUCH_MODAL: {
-            return "NOT_TOUCH_MODAL";
-        }
-        case InputWindowInfo::Flag::TOUCHABLE_WHEN_WAKING: {
-            return "TOUCHABLE_WHEN_WAKING";
-        }
-        case InputWindowInfo::Flag::KEEP_SCREEN_ON: {
-            return "KEEP_SCREEN_ON";
-        }
-        case InputWindowInfo::Flag::LAYOUT_IN_SCREEN: {
-            return "LAYOUT_IN_SCREEN";
-        }
-        case InputWindowInfo::Flag::LAYOUT_NO_LIMITS: {
-            return "LAYOUT_NO_LIMITS";
-        }
-        case InputWindowInfo::Flag::FULLSCREEN: {
-            return "FULLSCREEN";
-        }
-        case InputWindowInfo::Flag::FORCE_NOT_FULLSCREEN: {
-            return "FORCE_NOT_FULLSCREEN";
-        }
-        case InputWindowInfo::Flag::DITHER: {
-            return "DITHER";
-        }
-        case InputWindowInfo::Flag::SECURE: {
-            return "SECURE";
-        }
-        case InputWindowInfo::Flag::SCALED: {
-            return "SCALED";
-        }
-        case InputWindowInfo::Flag::IGNORE_CHEEK_PRESSES: {
-            return "IGNORE_CHEEK_PRESSES";
-        }
-        case InputWindowInfo::Flag::LAYOUT_INSET_DECOR: {
-            return "LAYOUT_INSET_DECOR";
-        }
-        case InputWindowInfo::Flag::ALT_FOCUSABLE_IM: {
-            return "ALT_FOCUSABLE_IM";
-        }
-        case InputWindowInfo::Flag::WATCH_OUTSIDE_TOUCH: {
-            return "WATCH_OUTSIDE_TOUCH";
-        }
-        case InputWindowInfo::Flag::SHOW_WHEN_LOCKED: {
-            return "SHOW_WHEN_LOCKED";
-        }
-        case InputWindowInfo::Flag::SHOW_WALLPAPER: {
-            return "SHOW_WALLPAPER";
-        }
-        case InputWindowInfo::Flag::TURN_SCREEN_ON: {
-            return "TURN_SCREEN_ON";
-        }
-        case InputWindowInfo::Flag::DISMISS_KEYGUARD: {
-            return "DISMISS_KEYGUARD";
-        }
-        case InputWindowInfo::Flag::SPLIT_TOUCH: {
-            return "SPLIT_TOUCH";
-        }
-        case InputWindowInfo::Flag::HARDWARE_ACCELERATED: {
-            return "HARDWARE_ACCELERATED";
-        }
-        case InputWindowInfo::Flag::LAYOUT_IN_OVERSCAN: {
-            return "LAYOUT_IN_OVERSCAN";
-        }
-        case InputWindowInfo::Flag::TRANSLUCENT_STATUS: {
-            return "TRANSLUCENT_STATUS";
-        }
-        case InputWindowInfo::Flag::TRANSLUCENT_NAVIGATION: {
-            return "TRANSLUCENT_NAVIGATION";
-        }
-        case InputWindowInfo::Flag::LOCAL_FOCUS_MODE: {
-            return "LOCAL_FOCUS_MODE";
-        }
-        case InputWindowInfo::Flag::SLIPPERY: {
-            return "SLIPPERY";
-        }
-        case InputWindowInfo::Flag::LAYOUT_ATTACHED_IN_DECOR: {
-            return "LAYOUT_ATTACHED_IN_DECOR";
-        }
-        case InputWindowInfo::Flag::DRAWS_SYSTEM_BAR_BACKGROUNDS: {
-            return "DRAWS_SYSTEM_BAR_BACKGROUNDS";
-        }
-    }
-    return std::nullopt;
-}
-
 } // namespace android
diff --git a/libs/input/android/FocusRequest.aidl b/libs/input/android/FocusRequest.aidl
new file mode 100644
index 0000000..a5034a4
--- /dev/null
+++ b/libs/input/android/FocusRequest.aidl
@@ -0,0 +1,39 @@
+/**
+ * Copyright (c) 2020, The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android;
+
+/** @hide */
+parcelable FocusRequest {
+    /**
+     * Input channel token used to identify the window that should gain focus.
+     */
+    IBinder token;
+    /**
+     * The token that the caller expects currently to be focused. If the
+     * specified token does not match the currently focused window, this request will be dropped.
+     * If the specified focused token matches the currently focused window, the call will succeed.
+     * Set this to "null" if this call should succeed no matter what the currently focused token
+     * is.
+     */
+    @nullable IBinder focusedToken;
+    /**
+     * SYSTEM_TIME_MONOTONIC timestamp in nanos set by the client (wm) when requesting the focus
+     * change. This determines which request gets precedence if there is a focus change request
+     * from another source such as pointer down.
+     */
+    long timestamp;
+}
diff --git a/libs/input/android/InputApplicationInfo.aidl b/libs/input/android/InputApplicationInfo.aidl
new file mode 100644
index 0000000..9336039
--- /dev/null
+++ b/libs/input/android/InputApplicationInfo.aidl
@@ -0,0 +1,23 @@
+/**
+ * Copyright (c) 2020, The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android;
+
+parcelable InputApplicationInfo {
+    @nullable IBinder token;
+    @utf8InCpp String name;
+    long dispatchingTimeoutMillis;
+}
diff --git a/libs/input/android/InputChannelInfo.aidl b/libs/input/android/InputChannel.aidl
similarity index 91%
rename from libs/input/android/InputChannelInfo.aidl
rename to libs/input/android/InputChannel.aidl
index 2e83b96..c2d1112 100644
--- a/libs/input/android/InputChannelInfo.aidl
+++ b/libs/input/android/InputChannel.aidl
@@ -17,4 +17,4 @@
 
 package android;
 
-parcelable InputChannelInfo cpp_header "input/InputTransport.h";
+parcelable InputChannel cpp_header "input/InputTransport.h";
diff --git a/libs/input/android/os/IInputConstants.aidl b/libs/input/android/os/IInputConstants.aidl
new file mode 100644
index 0000000..82c220f
--- /dev/null
+++ b/libs/input/android/os/IInputConstants.aidl
@@ -0,0 +1,24 @@
+/**
+ * Copyright (c) 2020, The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.os;
+
+
+/** @hide */
+interface IInputConstants
+{
+    const int DEFAULT_DISPATCHING_TIMEOUT_MILLIS = 5000; // 5 seconds
+}
diff --git a/libs/input/android/os/IInputFlinger.aidl b/libs/input/android/os/IInputFlinger.aidl
index 8ff9dae..5eefad3 100644
--- a/libs/input/android/os/IInputFlinger.aidl
+++ b/libs/input/android/os/IInputFlinger.aidl
@@ -16,15 +16,25 @@
 
 package android.os;
 
-import android.InputChannelInfo;
+import android.FocusRequest;
+import android.InputChannel;
 import android.InputWindowInfo;
 import android.os.ISetInputWindowsListener;
 
 /** @hide */
 interface IInputFlinger
 {
-    void setInputWindows(in InputWindowInfo[] inputHandles,
+    // SurfaceFlinger is the caller of this method, it uses the listener callback to ensure the
+    // ordering when needed.
+    // SurfaceFlinger calls this only every VSync, so overflow of binder's oneway buffer
+    // shouldn't be a concern.
+    oneway void setInputWindows(in InputWindowInfo[] inputHandles,
             in @nullable ISetInputWindowsListener setInputWindowsListener);
-    void registerInputChannel(in InputChannelInfo info);
-    void unregisterInputChannel(in InputChannelInfo info);
+    void registerInputChannel(in InputChannel channel);
+    void unregisterInputChannel(in InputChannel channel);
+    /**
+     * Sets focus to the window identified by the token. This must be called
+     * after updating any input window handles.
+     */
+    oneway void setFocusedWindow(in FocusRequest request);
 }
diff --git a/libs/input/tests/Flags_test.cpp b/libs/input/tests/Flags_test.cpp
index 800404d..0dbb4cf 100644
--- a/libs/input/tests/Flags_test.cpp
+++ b/libs/input/tests/Flags_test.cpp
@@ -25,30 +25,6 @@
 
 enum class TestFlags { ONE = 0x1, TWO = 0x2, THREE = 0x4 };
 
-static std::optional<std::string> toStringComplete(TestFlags f) {
-    switch (f) {
-        case TestFlags::ONE:
-            return "ONE";
-        case TestFlags::TWO:
-            return "TWO";
-        case TestFlags::THREE:
-            return "THREE";
-    }
-    return std::nullopt;
-}
-
-static std::optional<std::string> toStringIncomplete(TestFlags f) {
-    switch (f) {
-        case TestFlags::ONE:
-            return "ONE";
-        case TestFlags::TWO:
-            return "TWO";
-        case TestFlags::THREE:
-        default:
-            return std::nullopt;
-    }
-}
-
 TEST(Flags, Test) {
     Flags<TestFlags> flags = TestFlags::ONE;
     ASSERT_TRUE(flags.test(TestFlags::ONE));
@@ -172,29 +148,75 @@
     ASSERT_NE(flags1, flags2);
 }
 
-TEST(Flags, String_NoFlagsWithDefaultStringify) {
+TEST(Flags, String_NoFlags) {
     Flags<TestFlags> flags;
     ASSERT_EQ(flags.string(), "0x0");
 }
 
-TEST(Flags, String_NoFlagsWithNonDefaultStringify) {
+TEST(Flags, String_KnownValues) {
+    Flags<TestFlags> flags = TestFlags::ONE | TestFlags::TWO;
+    ASSERT_EQ(flags.string(), "ONE | TWO");
+}
+
+TEST(Flags, String_UnknownValues) {
+    auto flags = Flags<TestFlags>(0b1011);
+    ASSERT_EQ(flags.string(), "ONE | TWO | 0x00000008");
+}
+
+TEST(FlagsIterator, IteratesOverAllFlags) {
+    Flags<TestFlags> flags1 = TestFlags::ONE | TestFlags::TWO;
+    Flags<TestFlags> flags2;
+    for (TestFlags f : flags1) {
+        flags2 |= f;
+    }
+    ASSERT_EQ(flags2, flags1);
+}
+
+TEST(FlagsIterator, IteratesInExpectedOrder) {
+    const std::vector<TestFlags> flagOrder = {TestFlags::ONE, TestFlags::TWO};
     Flags<TestFlags> flags;
-    ASSERT_EQ(flags.string(toStringComplete), "0x0");
-}
+    for (TestFlags f : flagOrder) {
+        flags |= f;
+    }
 
-TEST(Flags, String_WithDefaultStringify) {
+    size_t idx = 0;
+    auto iter = flags.begin();
+    while (iter != flags.end() && idx < flagOrder.size()) {
+        // Make sure the order is what we expect
+        ASSERT_EQ(*iter, flagOrder[idx]);
+        iter++;
+        idx++;
+    }
+    ASSERT_EQ(iter, flags.end());
+}
+TEST(FlagsIterator, PostFixIncrement) {
     Flags<TestFlags> flags = TestFlags::ONE | TestFlags::TWO;
-    ASSERT_EQ(flags.string(), "0x00000003");
+    auto iter = flags.begin();
+    ASSERT_EQ(*(iter++), TestFlags::ONE);
+    ASSERT_EQ(*iter, TestFlags::TWO);
+    ASSERT_EQ(*(iter++), TestFlags::TWO);
+    ASSERT_EQ(iter, flags.end());
 }
 
-TEST(Flags, String_WithCompleteStringify) {
+TEST(FlagsIterator, PreFixIncrement) {
     Flags<TestFlags> flags = TestFlags::ONE | TestFlags::TWO;
-    ASSERT_EQ(flags.string(toStringComplete), "ONE | TWO");
+    auto iter = flags.begin();
+    ASSERT_EQ(*++iter, TestFlags::TWO);
+    ASSERT_EQ(++iter, flags.end());
 }
 
-TEST(Flags, String_WithIncompleteStringify) {
-    Flags<TestFlags> flags = TestFlags::ONE | TestFlags::THREE;
-    ASSERT_EQ(flags.string(toStringIncomplete), "ONE | 0x00000004");
+TEST(FlagNames, RuntimeFlagName) {
+    TestFlags f = TestFlags::ONE;
+    ASSERT_EQ(flag_name(f), "ONE");
+}
+
+TEST(FlagNames, RuntimeUnknownFlagName) {
+    TestFlags f = static_cast<TestFlags>(0x8);
+    ASSERT_EQ(flag_name(f), std::nullopt);
+}
+
+TEST(FlagNames, CompileTimeFlagName) {
+    static_assert(flag_name<TestFlags::TWO>() == "TWO");
 }
 
 } // namespace android::test
\ No newline at end of file
diff --git a/libs/input/tests/InputChannel_test.cpp b/libs/input/tests/InputChannel_test.cpp
index 4187ca9..0661261 100644
--- a/libs/input/tests/InputChannel_test.cpp
+++ b/libs/input/tests/InputChannel_test.cpp
@@ -33,9 +33,6 @@
 namespace android {
 
 class InputChannelTest : public testing::Test {
-protected:
-    virtual void SetUp() { }
-    virtual void TearDown() { }
 };
 
 
@@ -47,7 +44,7 @@
 
     android::base::unique_fd sendFd(pipe.sendFd);
 
-    sp<InputChannel> inputChannel =
+    std::unique_ptr<InputChannel> inputChannel =
             InputChannel::create("channel name", std::move(sendFd), new BBinder());
 
     EXPECT_NE(inputChannel, nullptr) << "channel should be successfully created";
@@ -62,14 +59,14 @@
 TEST_F(InputChannelTest, SetAndGetToken) {
     Pipe pipe;
     sp<IBinder> token = new BBinder();
-    sp<InputChannel> channel =
+    std::unique_ptr<InputChannel> channel =
             InputChannel::create("test channel", android::base::unique_fd(pipe.sendFd), token);
 
     EXPECT_EQ(token, channel->getConnectionToken());
 }
 
 TEST_F(InputChannelTest, OpenInputChannelPair_ReturnsAPairOfConnectedChannels) {
-    sp<InputChannel> serverChannel, clientChannel;
+    std::unique_ptr<InputChannel> serverChannel, clientChannel;
 
     status_t result = InputChannel::openInputChannelPair("channel name",
             serverChannel, clientChannel);
@@ -120,7 +117,7 @@
 }
 
 TEST_F(InputChannelTest, ReceiveSignal_WhenNoSignalPresent_ReturnsAnError) {
-    sp<InputChannel> serverChannel, clientChannel;
+    std::unique_ptr<InputChannel> serverChannel, clientChannel;
 
     status_t result = InputChannel::openInputChannelPair("channel name",
             serverChannel, clientChannel);
@@ -134,7 +131,7 @@
 }
 
 TEST_F(InputChannelTest, ReceiveSignal_WhenPeerClosed_ReturnsAnError) {
-    sp<InputChannel> serverChannel, clientChannel;
+    std::unique_ptr<InputChannel> serverChannel, clientChannel;
 
     status_t result = InputChannel::openInputChannelPair("channel name",
             serverChannel, clientChannel);
@@ -142,7 +139,7 @@
     ASSERT_EQ(OK, result)
             << "should have successfully opened a channel pair";
 
-    serverChannel.clear(); // close server channel
+    serverChannel.reset(); // close server channel
 
     InputMessage msg;
     EXPECT_EQ(DEAD_OBJECT, clientChannel->receiveMessage(&msg))
@@ -150,7 +147,7 @@
 }
 
 TEST_F(InputChannelTest, SendSignal_WhenPeerClosed_ReturnsAnError) {
-    sp<InputChannel> serverChannel, clientChannel;
+    std::unique_ptr<InputChannel> serverChannel, clientChannel;
 
     status_t result = InputChannel::openInputChannelPair("channel name",
             serverChannel, clientChannel);
@@ -158,7 +155,7 @@
     ASSERT_EQ(OK, result)
             << "should have successfully opened a channel pair";
 
-    serverChannel.clear(); // close server channel
+    serverChannel.reset(); // close server channel
 
     InputMessage msg;
     msg.header.type = InputMessage::Type::KEY;
@@ -167,7 +164,7 @@
 }
 
 TEST_F(InputChannelTest, SendAndReceive_MotionClassification) {
-    sp<InputChannel> serverChannel, clientChannel;
+    std::unique_ptr<InputChannel> serverChannel, clientChannel;
     status_t result = InputChannel::openInputChannelPair("channel name",
             serverChannel, clientChannel);
     ASSERT_EQ(OK, result)
@@ -199,7 +196,7 @@
 }
 
 TEST_F(InputChannelTest, InputChannelParcelAndUnparcel) {
-    sp<InputChannel> serverChannel, clientChannel;
+    std::unique_ptr<InputChannel> serverChannel, clientChannel;
 
     status_t result =
             InputChannel::openInputChannelPair("channel parceling", serverChannel, clientChannel);
@@ -218,14 +215,14 @@
 }
 
 TEST_F(InputChannelTest, DuplicateChannelAndAssertEqual) {
-    sp<InputChannel> serverChannel, clientChannel;
+    std::unique_ptr<InputChannel> serverChannel, clientChannel;
 
     status_t result =
             InputChannel::openInputChannelPair("channel dup", serverChannel, clientChannel);
 
     ASSERT_EQ(OK, result) << "should have successfully opened a channel pair";
 
-    sp<InputChannel> dupChan = serverChannel->dup();
+    std::unique_ptr<InputChannel> dupChan = serverChannel->dup();
 
     EXPECT_EQ(*serverChannel == *dupChan, true) << "inputchannel should be equal after duplication";
 }
diff --git a/libs/input/tests/InputEvent_test.cpp b/libs/input/tests/InputEvent_test.cpp
index 553dc4c..069bc0e 100644
--- a/libs/input/tests/InputEvent_test.cpp
+++ b/libs/input/tests/InputEvent_test.cpp
@@ -225,6 +225,7 @@
     static constexpr float Y_OFFSET = 1.1;
 
     int32_t mId;
+    ui::Transform mTransform;
 
     void initializeEventWithHistory(MotionEvent* event);
     void assertEqualsEventWithHistory(const MotionEvent* event);
@@ -233,6 +234,7 @@
 
 void MotionEventTest::initializeEventWithHistory(MotionEvent* event) {
     mId = InputEvent::nextId();
+    mTransform.set({X_SCALE, 0, X_OFFSET, 0, Y_SCALE, Y_OFFSET, 0, 0, 1});
 
     PointerProperties pointerProperties[2];
     pointerProperties[0].clear();
@@ -266,7 +268,7 @@
     event->initialize(mId, 2, AINPUT_SOURCE_TOUCHSCREEN, DISPLAY_ID, HMAC,
                       AMOTION_EVENT_ACTION_MOVE, 0, AMOTION_EVENT_FLAG_WINDOW_IS_OBSCURED,
                       AMOTION_EVENT_EDGE_FLAG_TOP, AMETA_ALT_ON, AMOTION_EVENT_BUTTON_PRIMARY,
-                      MotionClassification::NONE, X_SCALE, Y_SCALE, X_OFFSET, Y_OFFSET, 2.0f, 2.1f,
+                      MotionClassification::NONE, mTransform, 2.0f, 2.1f,
                       AMOTION_EVENT_INVALID_CURSOR_POSITION, AMOTION_EVENT_INVALID_CURSOR_POSITION,
                       ARBITRARY_DOWN_TIME, ARBITRARY_EVENT_TIME, 2, pointerProperties,
                       pointerCoords);
@@ -326,8 +328,7 @@
     ASSERT_EQ(AMETA_ALT_ON, event->getMetaState());
     ASSERT_EQ(AMOTION_EVENT_BUTTON_PRIMARY, event->getButtonState());
     ASSERT_EQ(MotionClassification::NONE, event->getClassification());
-    EXPECT_EQ(X_SCALE, event->getXScale());
-    EXPECT_EQ(Y_SCALE, event->getYScale());
+    EXPECT_EQ(mTransform, event->getTransform());
     ASSERT_EQ(X_OFFSET, event->getXOffset());
     ASSERT_EQ(Y_OFFSET, event->getYOffset());
     ASSERT_EQ(2.0f, event->getXPrecision());
@@ -545,7 +546,7 @@
     ASSERT_NO_FATAL_FAILURE(assertEqualsEventWithHistory(&outEvent));
 }
 
-static void setRotationMatrix(float matrix[9], float angle) {
+static void setRotationMatrix(std::array<float, 9>& matrix, float angle) {
     float sin = sinf(angle);
     float cos = cosf(angle);
     matrix[0] = cos;
@@ -584,13 +585,14 @@
         pointerCoords[i].setAxisValue(AMOTION_EVENT_AXIS_ORIENTATION, angle);
     }
     MotionEvent event;
+    ui::Transform identityTransform;
     event.initialize(InputEvent::nextId(), 0 /*deviceId*/, AINPUT_SOURCE_UNKNOWN, DISPLAY_ID,
                      INVALID_HMAC, AMOTION_EVENT_ACTION_MOVE, 0 /*actionButton*/, 0 /*flags*/,
                      AMOTION_EVENT_EDGE_FLAG_NONE, AMETA_NONE, 0 /*buttonState*/,
-                     MotionClassification::NONE, 1 /*xScale*/, 1 /*yScale*/, 0 /*xOffset*/,
-                     0 /*yOffset*/, 0 /*xPrecision*/, 0 /*yPrecision*/,
-                     3 + RADIUS /*xCursorPosition*/, 2 /*yCursorPosition*/, 0 /*downTime*/,
-                     0 /*eventTime*/, pointerCount, pointerProperties, pointerCoords);
+                     MotionClassification::NONE, identityTransform, 0 /*xPrecision*/,
+                     0 /*yPrecision*/, 3 + RADIUS /*xCursorPosition*/, 2 /*yCursorPosition*/,
+                     0 /*downTime*/, 0 /*eventTime*/, pointerCount, pointerProperties,
+                     pointerCoords);
     float originalRawX = 0 + 3;
     float originalRawY = -RADIUS + 2;
 
@@ -606,7 +608,7 @@
     ASSERT_NEAR(originalRawY, event.getRawY(0), 0.001);
 
     // Apply a rotation about the origin by ROTATION degrees clockwise.
-    float matrix[9];
+    std::array<float, 9> matrix;
     setRotationMatrix(matrix, ROTATION * PI_180);
     event.transform(matrix);
 
@@ -648,11 +650,12 @@
         pointerCoords[i].clear();
     }
 
+    ui::Transform identityTransform;
     for (MotionClassification classification : classifications) {
         event.initialize(InputEvent::nextId(), 0 /*deviceId*/, AINPUT_SOURCE_TOUCHSCREEN,
                          DISPLAY_ID, INVALID_HMAC, AMOTION_EVENT_ACTION_DOWN, 0, 0,
-                         AMOTION_EVENT_EDGE_FLAG_NONE, AMETA_NONE, 0, classification, 1 /*xScale*/,
-                         1 /*yScale*/, 0, 0, 0, 0, AMOTION_EVENT_INVALID_CURSOR_POSITION,
+                         AMOTION_EVENT_EDGE_FLAG_NONE, AMETA_NONE, 0, classification,
+                         identityTransform, 0, 0, AMOTION_EVENT_INVALID_CURSOR_POSITION,
                          AMOTION_EVENT_INVALID_CURSOR_POSITION, 0 /*downTime*/, 0 /*eventTime*/,
                          pointerCount, pointerProperties, pointerCoords);
         ASSERT_EQ(classification, event.getClassification());
@@ -670,10 +673,11 @@
         pointerCoords[i].clear();
     }
 
+    ui::Transform identityTransform;
     event.initialize(InputEvent::nextId(), 0 /*deviceId*/, AINPUT_SOURCE_MOUSE, DISPLAY_ID,
                      INVALID_HMAC, AMOTION_EVENT_ACTION_DOWN, 0, 0, AMOTION_EVENT_EDGE_FLAG_NONE,
-                     AMETA_NONE, 0, MotionClassification::NONE, 1 /*xScale*/, 1 /*yScale*/, 0, 0, 0,
-                     0, 280 /*xCursorPosition*/, 540 /*yCursorPosition*/, 0 /*downTime*/,
+                     AMETA_NONE, 0, MotionClassification::NONE, identityTransform, 0, 0,
+                     280 /*xCursorPosition*/, 540 /*yCursorPosition*/, 0 /*downTime*/,
                      0 /*eventTime*/, pointerCount, pointerProperties, pointerCoords);
     event.offsetLocation(20, 60);
     ASSERT_EQ(280, event.getRawXCursorPosition());
diff --git a/libs/input/tests/InputPublisherAndConsumer_test.cpp b/libs/input/tests/InputPublisherAndConsumer_test.cpp
index 8e2eec8..e1f2562 100644
--- a/libs/input/tests/InputPublisherAndConsumer_test.cpp
+++ b/libs/input/tests/InputPublisherAndConsumer_test.cpp
@@ -30,33 +30,21 @@
 
 class InputPublisherAndConsumerTest : public testing::Test {
 protected:
-    sp<InputChannel> serverChannel, clientChannel;
-    InputPublisher* mPublisher;
-    InputConsumer* mConsumer;
+    std::shared_ptr<InputChannel> mServerChannel, mClientChannel;
+    std::unique_ptr<InputPublisher> mPublisher;
+    std::unique_ptr<InputConsumer> mConsumer;
     PreallocatedInputEventFactory mEventFactory;
 
-    virtual void SetUp() {
+    void SetUp() override {
+        std::unique_ptr<InputChannel> serverChannel, clientChannel;
         status_t result = InputChannel::openInputChannelPair("channel name",
                 serverChannel, clientChannel);
         ASSERT_EQ(OK, result);
+        mServerChannel = std::move(serverChannel);
+        mClientChannel = std::move(clientChannel);
 
-        mPublisher = new InputPublisher(serverChannel);
-        mConsumer = new InputConsumer(clientChannel);
-    }
-
-    virtual void TearDown() {
-        if (mPublisher) {
-            delete mPublisher;
-            mPublisher = nullptr;
-        }
-
-        if (mConsumer) {
-            delete mConsumer;
-            mConsumer = nullptr;
-        }
-
-        serverChannel.clear();
-        clientChannel.clear();
+        mPublisher = std::make_unique<InputPublisher>(mServerChannel);
+        mConsumer = std::make_unique<InputConsumer>(mClientChannel);
     }
 
     void PublishAndConsumeKeyEvent();
@@ -65,8 +53,8 @@
 };
 
 TEST_F(InputPublisherAndConsumerTest, GetChannel_ReturnsTheChannel) {
-    EXPECT_EQ(serverChannel.get(), mPublisher->getChannel().get());
-    EXPECT_EQ(clientChannel.get(), mConsumer->getChannel().get());
+    EXPECT_EQ(mServerChannel.get(), mPublisher->getChannel().get());
+    EXPECT_EQ(mClientChannel.get(), mConsumer->getChannel().get());
 }
 
 void InputPublisherAndConsumerTest::PublishAndConsumeKeyEvent() {
@@ -185,12 +173,13 @@
         pointerCoords[i].setAxisValue(AMOTION_EVENT_AXIS_ORIENTATION, 3.5 * i);
     }
 
+    ui::Transform transform;
+    transform.set({xScale, 0, xOffset, 0, yScale, yOffset, 0, 0, 1});
     status = mPublisher->publishMotionEvent(seq, eventId, deviceId, source, displayId, hmac, action,
                                             actionButton, flags, edgeFlags, metaState, buttonState,
-                                            classification, xScale, yScale, xOffset, yOffset,
-                                            xPrecision, yPrecision, xCursorPosition,
-                                            yCursorPosition, downTime, eventTime, pointerCount,
-                                            pointerProperties, pointerCoords);
+                                            classification, transform, xPrecision, yPrecision,
+                                            xCursorPosition, yCursorPosition, downTime, eventTime,
+                                            pointerCount, pointerProperties, pointerCoords);
     ASSERT_EQ(OK, status)
             << "publisher publishMotionEvent should return OK";
 
@@ -218,8 +207,7 @@
     EXPECT_EQ(metaState, motionEvent->getMetaState());
     EXPECT_EQ(buttonState, motionEvent->getButtonState());
     EXPECT_EQ(classification, motionEvent->getClassification());
-    EXPECT_EQ(xScale, motionEvent->getXScale());
-    EXPECT_EQ(yScale, motionEvent->getYScale());
+    EXPECT_EQ(transform, motionEvent->getTransform());
     EXPECT_EQ(xOffset, motionEvent->getXOffset());
     EXPECT_EQ(yOffset, motionEvent->getYOffset());
     EXPECT_EQ(xPrecision, motionEvent->getXPrecision());
@@ -338,10 +326,10 @@
         pointerCoords[i].clear();
     }
 
+    ui::Transform identityTransform;
     status = mPublisher->publishMotionEvent(0, InputEvent::nextId(), 0, 0, 0, INVALID_HMAC, 0, 0, 0,
-                                            0, 0, 0, MotionClassification::NONE, 1 /* xScale */,
-                                            1 /* yScale */, 0, 0, 0, 0,
-                                            AMOTION_EVENT_INVALID_CURSOR_POSITION,
+                                            0, 0, 0, MotionClassification::NONE, identityTransform,
+                                            0, 0, AMOTION_EVENT_INVALID_CURSOR_POSITION,
                                             AMOTION_EVENT_INVALID_CURSOR_POSITION, 0, 0,
                                             pointerCount, pointerProperties, pointerCoords);
     ASSERT_EQ(BAD_VALUE, status)
@@ -354,10 +342,10 @@
     PointerProperties pointerProperties[pointerCount];
     PointerCoords pointerCoords[pointerCount];
 
+    ui::Transform identityTransform;
     status = mPublisher->publishMotionEvent(1, InputEvent::nextId(), 0, 0, 0, INVALID_HMAC, 0, 0, 0,
-                                            0, 0, 0, MotionClassification::NONE, 1 /* xScale */,
-                                            1 /* yScale */, 0, 0, 0, 0,
-                                            AMOTION_EVENT_INVALID_CURSOR_POSITION,
+                                            0, 0, 0, MotionClassification::NONE, identityTransform,
+                                            0, 0, AMOTION_EVENT_INVALID_CURSOR_POSITION,
                                             AMOTION_EVENT_INVALID_CURSOR_POSITION, 0, 0,
                                             pointerCount, pointerProperties, pointerCoords);
     ASSERT_EQ(BAD_VALUE, status)
@@ -375,10 +363,10 @@
         pointerCoords[i].clear();
     }
 
+    ui::Transform identityTransform;
     status = mPublisher->publishMotionEvent(1, InputEvent::nextId(), 0, 0, 0, INVALID_HMAC, 0, 0, 0,
-                                            0, 0, 0, MotionClassification::NONE, 1 /* xScale */,
-                                            1 /* yScale */, 0, 0, 0, 0,
-                                            AMOTION_EVENT_INVALID_CURSOR_POSITION,
+                                            0, 0, 0, MotionClassification::NONE, identityTransform,
+                                            0, 0, AMOTION_EVENT_INVALID_CURSOR_POSITION,
                                             AMOTION_EVENT_INVALID_CURSOR_POSITION, 0, 0,
                                             pointerCount, pointerProperties, pointerCoords);
     ASSERT_EQ(BAD_VALUE, status)
diff --git a/libs/input/tests/InputWindow_test.cpp b/libs/input/tests/InputWindow_test.cpp
index e7a4587..7e3a40d 100644
--- a/libs/input/tests/InputWindow_test.cpp
+++ b/libs/input/tests/InputWindow_test.cpp
@@ -53,8 +53,7 @@
     i.frameBottom = 19;
     i.surfaceInset = 17;
     i.globalScaleFactor = 0.3;
-    i.windowXScale = 0.4;
-    i.windowYScale = 0.5;
+    i.transform.set({0.4, -1, 100, 0.5, 0, 40, 0, 0, 1});
     i.visible = false;
     i.canReceiveKeys = false;
     i.hasFocus = false;
@@ -67,6 +66,9 @@
     i.portalToDisplayId = 2;
     i.replaceTouchableRegionWithCrop = true;
     i.touchableRegionCropHandle = touchableRegionCropHandle;
+    i.applicationInfo.name = "ApplicationFooBar";
+    i.applicationInfo.token = new BBinder();
+    i.applicationInfo.dispatchingTimeoutMillis = 0x12345678ABCD;
 
     Parcel p;
     i.writeToParcel(&p);
@@ -85,8 +87,7 @@
     ASSERT_EQ(i.frameBottom, i2.frameBottom);
     ASSERT_EQ(i.surfaceInset, i2.surfaceInset);
     ASSERT_EQ(i.globalScaleFactor, i2.globalScaleFactor);
-    ASSERT_EQ(i.windowXScale, i2.windowXScale);
-    ASSERT_EQ(i.windowYScale, i2.windowYScale);
+    ASSERT_EQ(i.transform, i2.transform);
     ASSERT_EQ(i.visible, i2.visible);
     ASSERT_EQ(i.canReceiveKeys, i2.canReceiveKeys);
     ASSERT_EQ(i.hasFocus, i2.hasFocus);
@@ -99,6 +100,21 @@
     ASSERT_EQ(i.portalToDisplayId, i2.portalToDisplayId);
     ASSERT_EQ(i.replaceTouchableRegionWithCrop, i2.replaceTouchableRegionWithCrop);
     ASSERT_EQ(i.touchableRegionCropHandle, i2.touchableRegionCropHandle);
+    ASSERT_EQ(i.applicationInfo, i2.applicationInfo);
+}
+
+TEST(InputApplicationInfo, Parcelling) {
+    InputApplicationInfo i;
+    i.token = new BBinder();
+    i.name = "ApplicationFooBar";
+    i.dispatchingTimeoutMillis = 0x12345678ABCD;
+
+    Parcel p;
+    ASSERT_EQ(i.writeToParcel(&p), OK);
+    p.setDataPosition(0);
+    InputApplicationInfo i2;
+    ASSERT_EQ(i2.readFromParcel(&p), OK);
+    ASSERT_EQ(i, i2);
 }
 
 } // namespace test
diff --git a/libs/input/tests/StructLayout_test.cpp b/libs/input/tests/StructLayout_test.cpp
index 50be9ad..3c5fb22 100644
--- a/libs/input/tests/StructLayout_test.cpp
+++ b/libs/input/tests/StructLayout_test.cpp
@@ -62,16 +62,18 @@
   CHECK_OFFSET(InputMessage::Body::Motion, classification, 80);
   CHECK_OFFSET(InputMessage::Body::Motion, edgeFlags, 84);
   CHECK_OFFSET(InputMessage::Body::Motion, downTime, 88);
-  CHECK_OFFSET(InputMessage::Body::Motion, xScale, 96);
-  CHECK_OFFSET(InputMessage::Body::Motion, yScale, 100);
-  CHECK_OFFSET(InputMessage::Body::Motion, xOffset, 104);
-  CHECK_OFFSET(InputMessage::Body::Motion, yOffset, 108);
-  CHECK_OFFSET(InputMessage::Body::Motion, xPrecision, 112);
-  CHECK_OFFSET(InputMessage::Body::Motion, yPrecision, 116);
-  CHECK_OFFSET(InputMessage::Body::Motion, xCursorPosition, 120);
-  CHECK_OFFSET(InputMessage::Body::Motion, yCursorPosition, 124);
-  CHECK_OFFSET(InputMessage::Body::Motion, pointerCount, 128);
-  CHECK_OFFSET(InputMessage::Body::Motion, pointers, 136);
+  CHECK_OFFSET(InputMessage::Body::Motion, dsdx, 96);
+  CHECK_OFFSET(InputMessage::Body::Motion, dtdx, 100);
+  CHECK_OFFSET(InputMessage::Body::Motion, dtdy, 104);
+  CHECK_OFFSET(InputMessage::Body::Motion, dsdy, 108);
+  CHECK_OFFSET(InputMessage::Body::Motion, tx, 112);
+  CHECK_OFFSET(InputMessage::Body::Motion, ty, 116);
+  CHECK_OFFSET(InputMessage::Body::Motion, xPrecision, 120);
+  CHECK_OFFSET(InputMessage::Body::Motion, yPrecision, 124);
+  CHECK_OFFSET(InputMessage::Body::Motion, xCursorPosition, 128);
+  CHECK_OFFSET(InputMessage::Body::Motion, yCursorPosition, 132);
+  CHECK_OFFSET(InputMessage::Body::Motion, pointerCount, 136);
+  CHECK_OFFSET(InputMessage::Body::Motion, pointers, 144);
 
   CHECK_OFFSET(InputMessage::Body::Focus, eventId, 0);
   CHECK_OFFSET(InputMessage::Body::Focus, hasFocus, 4);
diff --git a/libs/input/tests/VelocityTracker_test.cpp b/libs/input/tests/VelocityTracker_test.cpp
index 249d9d4..e7db4b0 100644
--- a/libs/input/tests/VelocityTracker_test.cpp
+++ b/libs/input/tests/VelocityTracker_test.cpp
@@ -176,12 +176,12 @@
         EXPECT_EQ(pointerIndex, pointerCount);
 
         MotionEvent event;
+        ui::Transform identityTransform;
         event.initialize(InputEvent::nextId(), 0 /*deviceId*/, AINPUT_SOURCE_TOUCHSCREEN,
                          DISPLAY_ID, INVALID_HMAC, action, 0 /*actionButton*/, 0 /*flags*/,
                          AMOTION_EVENT_EDGE_FLAG_NONE, AMETA_NONE, 0 /*buttonState*/,
-                         MotionClassification::NONE, 1 /*xScale*/, 1 /*yScale*/, 0 /*xOffset*/,
-                         0 /*yOffset*/, 0 /*xPrecision*/, 0 /*yPrecision*/,
-                         AMOTION_EVENT_INVALID_CURSOR_POSITION,
+                         MotionClassification::NONE, identityTransform, 0 /*xPrecision*/,
+                         0 /*yPrecision*/, AMOTION_EVENT_INVALID_CURSOR_POSITION,
                          AMOTION_EVENT_INVALID_CURSOR_POSITION, 0 /*downTime*/,
                          entry.eventTime.count(), pointerCount, properties, coords);
 
@@ -239,10 +239,10 @@
     // It is difficult to determine the correct answer here, but at least the direction
     // of the reported velocity should be positive.
     std::vector<MotionEventEntry> motions = {
-        {0ms, {{ 273, NAN}}},
-        {12585us, {{293, NAN}}},
-        {14730us, {{293, NAN}}},
-        {14730us, {{293, NAN}}}, // ACTION_UP
+            {0ms, {{273, 0}}},
+            {12585us, {{293, 0}}},
+            {14730us, {{293, 0}}},
+            {14730us, {{293, 0}}}, // ACTION_UP
     };
     computeAndCheckVelocity(VelocityTracker::Strategy::IMPULSE, motions, AMOTION_EVENT_AXIS_X,
                             1600);
@@ -251,10 +251,10 @@
 TEST_F(VelocityTrackerTest, ThreePointsZeroVelocityTest) {
     // Same coordinate is reported 3 times in a row
     std::vector<MotionEventEntry> motions = {
-        { 0ms, {{293, NAN}} },
-        { 6132us, {{293, NAN}} },
-        { 11283us, {{293, NAN}} },
-        { 11283us, {{293, NAN}} }, // ACTION_UP
+            {0ms, {{293, 0}}},
+            {6132us, {{293, 0}}},
+            {11283us, {{293, 0}}},
+            {11283us, {{293, 0}}}, // ACTION_UP
     };
     computeAndCheckVelocity(VelocityTracker::Strategy::IMPULSE, motions, AMOTION_EVENT_AXIS_X, 0);
     computeAndCheckVelocity(VelocityTracker::Strategy::LSQ2, motions, AMOTION_EVENT_AXIS_X, 0);
@@ -263,10 +263,7 @@
 TEST_F(VelocityTrackerTest, ThreePointsLinearVelocityTest) {
     // Fixed velocity at 5 points per 10 milliseconds
     std::vector<MotionEventEntry> motions = {
-        { 0ms, {{0, NAN}} },
-        { 10ms, {{5, NAN}} },
-        { 20ms, {{10, NAN}} },
-        { 20ms, {{10, NAN}} }, // ACTION_UP
+            {0ms, {{0, 0}}}, {10ms, {{5, 0}}}, {20ms, {{10, 0}}}, {20ms, {{10, 0}}}, // ACTION_UP
     };
     computeAndCheckVelocity(VelocityTracker::Strategy::IMPULSE, motions, AMOTION_EVENT_AXIS_X, 500);
     computeAndCheckVelocity(VelocityTracker::Strategy::LSQ2, motions, AMOTION_EVENT_AXIS_X, 500);
diff --git a/libs/input/tests/VerifiedInputEvent_test.cpp b/libs/input/tests/VerifiedInputEvent_test.cpp
index 4e8e840..21cfe8c 100644
--- a/libs/input/tests/VerifiedInputEvent_test.cpp
+++ b/libs/input/tests/VerifiedInputEvent_test.cpp
@@ -39,13 +39,14 @@
         pointerCoords[i].clear();
     }
 
+    ui::Transform transform;
+    transform.set({2, 0, 4, 0, 3, 5, 0, 0, 1});
     event.initialize(InputEvent::nextId(), 0 /*deviceId*/, AINPUT_SOURCE_MOUSE, ADISPLAY_ID_DEFAULT,
                      INVALID_HMAC, AMOTION_EVENT_ACTION_DOWN, 0 /*actionButton*/, flags,
                      AMOTION_EVENT_EDGE_FLAG_NONE, AMETA_NONE, 0 /*buttonState*/,
-                     MotionClassification::NONE, 2 /*xScale*/, 3 /*yScale*/, 4 /*xOffset*/,
-                     5 /*yOffset*/, 0.1 /*xPrecision*/, 0.2 /*yPrecision*/, 280 /*xCursorPosition*/,
-                     540 /*yCursorPosition*/, 100 /*downTime*/, 200 /*eventTime*/, pointerCount,
-                     pointerProperties, pointerCoords);
+                     MotionClassification::NONE, transform, 0.1 /*xPrecision*/, 0.2 /*yPrecision*/,
+                     280 /*xCursorPosition*/, 540 /*yCursorPosition*/, 100 /*downTime*/,
+                     200 /*eventTime*/, pointerCount, pointerProperties, pointerCoords);
     return event;
 }
 
diff --git a/libs/nativedisplay/AChoreographer.cpp b/libs/nativedisplay/AChoreographer.cpp
index e458b2e..ebc8909 100644
--- a/libs/nativedisplay/AChoreographer.cpp
+++ b/libs/nativedisplay/AChoreographer.cpp
@@ -363,9 +363,8 @@
 }
 
 void Choreographer::dispatchHotplug(nsecs_t, PhysicalDisplayId displayId, bool connected) {
-    ALOGV("choreographer %p ~ received hotplug event (displayId=%"
-            ANDROID_PHYSICAL_DISPLAY_ID_FORMAT ", connected=%s), ignoring.",
-            this, displayId, toString(connected));
+    ALOGV("choreographer %p ~ received hotplug event (displayId=%s, connected=%s), ignoring.",
+            this, to_string(displayId).c_str(), toString(connected));
 }
 
 // TODO(b/74619554): The PhysicalDisplayId is ignored because currently
@@ -375,9 +374,8 @@
 // PhysicalDisplayId should no longer be ignored.
 void Choreographer::dispatchConfigChanged(nsecs_t, PhysicalDisplayId displayId, int32_t configId,
                                           nsecs_t vsyncPeriod) {
-    ALOGV("choreographer %p ~ received config change event "
-          "(displayId=%" ANDROID_PHYSICAL_DISPLAY_ID_FORMAT ", configId=%d).",
-          this, displayId, configId);
+    ALOGV("choreographer %p ~ received config change event (displayId=%s, configId=%d).",
+          this, to_string(displayId).c_str(), configId);
 
     const nsecs_t lastPeriod = mLatestVsyncPeriod;
     std::vector<RefreshRateCallback> callbacks{};
diff --git a/libs/renderengine/gl/GLESRenderEngine.cpp b/libs/renderengine/gl/GLESRenderEngine.cpp
index d102696..6b18848 100644
--- a/libs/renderengine/gl/GLESRenderEngine.cpp
+++ b/libs/renderengine/gl/GLESRenderEngine.cpp
@@ -245,22 +245,22 @@
     // if can't create a GL context, we can only abort.
     LOG_ALWAYS_FATAL_IF(ctxt == EGL_NO_CONTEXT, "EGLContext creation failed");
 
-    EGLSurface dummy = EGL_NO_SURFACE;
+    EGLSurface stub = EGL_NO_SURFACE;
     if (!extensions.hasSurfacelessContext()) {
-        dummy = createDummyEglPbufferSurface(display, config, args.pixelFormat,
-                                             Protection::UNPROTECTED);
-        LOG_ALWAYS_FATAL_IF(dummy == EGL_NO_SURFACE, "can't create dummy pbuffer");
+        stub = createStubEglPbufferSurface(display, config, args.pixelFormat,
+                                           Protection::UNPROTECTED);
+        LOG_ALWAYS_FATAL_IF(stub == EGL_NO_SURFACE, "can't create stub pbuffer");
     }
-    EGLBoolean success = eglMakeCurrent(display, dummy, dummy, ctxt);
-    LOG_ALWAYS_FATAL_IF(!success, "can't make dummy pbuffer current");
+    EGLBoolean success = eglMakeCurrent(display, stub, stub, ctxt);
+    LOG_ALWAYS_FATAL_IF(!success, "can't make stub pbuffer current");
     extensions.initWithGLStrings(glGetString(GL_VENDOR), glGetString(GL_RENDERER),
                                  glGetString(GL_VERSION), glGetString(GL_EXTENSIONS));
 
-    EGLSurface protectedDummy = EGL_NO_SURFACE;
+    EGLSurface protectedStub = EGL_NO_SURFACE;
     if (protectedContext != EGL_NO_CONTEXT && !extensions.hasSurfacelessContext()) {
-        protectedDummy = createDummyEglPbufferSurface(display, config, args.pixelFormat,
-                                                      Protection::PROTECTED);
-        ALOGE_IF(protectedDummy == EGL_NO_SURFACE, "can't create protected dummy pbuffer");
+        protectedStub = createStubEglPbufferSurface(display, config, args.pixelFormat,
+                                                    Protection::PROTECTED);
+        ALOGE_IF(protectedStub == EGL_NO_SURFACE, "can't create protected stub pbuffer");
     }
 
     // now figure out what version of GL did we actually get
@@ -278,8 +278,8 @@
             break;
         case GLES_VERSION_2_0:
         case GLES_VERSION_3_0:
-            engine = std::make_unique<GLESRenderEngine>(args, display, config, ctxt, dummy,
-                                                        protectedContext, protectedDummy);
+            engine = std::make_unique<GLESRenderEngine>(args, display, config, ctxt, stub,
+                                                        protectedContext, protectedStub);
             break;
     }
 
@@ -334,15 +334,15 @@
 }
 
 GLESRenderEngine::GLESRenderEngine(const RenderEngineCreationArgs& args, EGLDisplay display,
-                                   EGLConfig config, EGLContext ctxt, EGLSurface dummy,
-                                   EGLContext protectedContext, EGLSurface protectedDummy)
+                                   EGLConfig config, EGLContext ctxt, EGLSurface stub,
+                                   EGLContext protectedContext, EGLSurface protectedStub)
       : renderengine::impl::RenderEngine(args),
         mEGLDisplay(display),
         mEGLConfig(config),
         mEGLContext(ctxt),
-        mDummySurface(dummy),
+        mStubSurface(stub),
         mProtectedEGLContext(protectedContext),
-        mProtectedDummySurface(protectedDummy),
+        mProtectedStubSurface(protectedStub),
         mVpWidth(0),
         mVpHeight(0),
         mFramebufferImageCacheSize(args.imageCacheSize),
@@ -355,12 +355,12 @@
 
     // Initialize protected EGL Context.
     if (mProtectedEGLContext != EGL_NO_CONTEXT) {
-        EGLBoolean success = eglMakeCurrent(display, mProtectedDummySurface, mProtectedDummySurface,
+        EGLBoolean success = eglMakeCurrent(display, mProtectedStubSurface, mProtectedStubSurface,
                                             mProtectedEGLContext);
         ALOGE_IF(!success, "can't make protected context current");
         glPixelStorei(GL_UNPACK_ALIGNMENT, 4);
         glPixelStorei(GL_PACK_ALIGNMENT, 4);
-        success = eglMakeCurrent(display, mDummySurface, mDummySurface, mEGLContext);
+        success = eglMakeCurrent(display, mStubSurface, mStubSurface, mEGLContext);
         LOG_ALWAYS_FATAL_IF(!success, "can't make default context current");
     }
 
@@ -896,7 +896,7 @@
         return false;
     }
 
-    // Bind the texture to dummy data so that backing image data can be freed.
+    // Bind the texture to placeholder so that backing image data can be freed.
     GLFramebuffer* glFramebuffer = static_cast<GLFramebuffer*>(getFramebufferForDrawing());
     glFramebuffer->allocateBuffers(1, 1, mPlaceholderDrawBuffer);
     // Release the cached fence here, so that we don't churn reallocations when
@@ -934,7 +934,7 @@
     if (useProtectedContext && mProtectedEGLContext == EGL_NO_CONTEXT) {
         return false;
     }
-    const EGLSurface surface = useProtectedContext ? mProtectedDummySurface : mDummySurface;
+    const EGLSurface surface = useProtectedContext ? mProtectedStubSurface : mStubSurface;
     const EGLContext context = useProtectedContext ? mProtectedEGLContext : mEGLContext;
     const bool success = eglMakeCurrent(mEGLDisplay, surface, surface, context) == EGL_TRUE;
     if (success) {
@@ -1566,11 +1566,11 @@
     return context;
 }
 
-EGLSurface GLESRenderEngine::createDummyEglPbufferSurface(EGLDisplay display, EGLConfig config,
-                                                          int hwcFormat, Protection protection) {
-    EGLConfig dummyConfig = config;
-    if (dummyConfig == EGL_NO_CONFIG) {
-        dummyConfig = chooseEglConfig(display, hwcFormat, /*logConfig*/ true);
+EGLSurface GLESRenderEngine::createStubEglPbufferSurface(EGLDisplay display, EGLConfig config,
+                                                         int hwcFormat, Protection protection) {
+    EGLConfig stubConfig = config;
+    if (stubConfig == EGL_NO_CONFIG) {
+        stubConfig = chooseEglConfig(display, hwcFormat, /*logConfig*/ true);
     }
     std::vector<EGLint> attributes;
     attributes.reserve(7);
@@ -1584,7 +1584,7 @@
     }
     attributes.push_back(EGL_NONE);
 
-    return eglCreatePbufferSurface(display, dummyConfig, attributes.data());
+    return eglCreatePbufferSurface(display, stubConfig, attributes.data());
 }
 
 bool GLESRenderEngine::isHdrDataSpace(const Dataspace dataSpace) const {
diff --git a/libs/renderengine/gl/GLESRenderEngine.h b/libs/renderengine/gl/GLESRenderEngine.h
index 9ab5ee6..245bfd7 100644
--- a/libs/renderengine/gl/GLESRenderEngine.h
+++ b/libs/renderengine/gl/GLESRenderEngine.h
@@ -53,8 +53,8 @@
     static std::unique_ptr<GLESRenderEngine> create(const RenderEngineCreationArgs& args);
 
     GLESRenderEngine(const RenderEngineCreationArgs& args, EGLDisplay display, EGLConfig config,
-                     EGLContext ctxt, EGLSurface dummy, EGLContext protectedContext,
-                     EGLSurface protectedDummy);
+                     EGLContext ctxt, EGLSurface stub, EGLContext protectedContext,
+                     EGLSurface protectedStub);
     ~GLESRenderEngine() override EXCLUDES(mRenderingMutex);
 
     void primeCache() const override;
@@ -115,8 +115,8 @@
     static EGLContext createEglContext(EGLDisplay display, EGLConfig config,
                                        EGLContext shareContext, bool useContextPriority,
                                        Protection protection);
-    static EGLSurface createDummyEglPbufferSurface(EGLDisplay display, EGLConfig config,
-                                                   int hwcFormat, Protection protection);
+    static EGLSurface createStubEglPbufferSurface(EGLDisplay display, EGLConfig config,
+                                                  int hwcFormat, Protection protection);
     std::unique_ptr<Framebuffer> createFramebuffer();
     std::unique_ptr<Image> createImage();
     void checkErrors() const;
@@ -175,9 +175,9 @@
     EGLDisplay mEGLDisplay;
     EGLConfig mEGLConfig;
     EGLContext mEGLContext;
-    EGLSurface mDummySurface;
+    EGLSurface mStubSurface;
     EGLContext mProtectedEGLContext;
-    EGLSurface mProtectedDummySurface;
+    EGLSurface mProtectedStubSurface;
     GLint mMaxViewportDims[2];
     GLint mMaxTextureSize;
     GLuint mVpWidth;
diff --git a/libs/renderengine/tests/RenderEngineTest.cpp b/libs/renderengine/tests/RenderEngineTest.cpp
index 77b6c0f..8ab2746 100644
--- a/libs/renderengine/tests/RenderEngineTest.cpp
+++ b/libs/renderengine/tests/RenderEngineTest.cpp
@@ -928,7 +928,7 @@
     settings.clip = Rect(4, 4);
     settings.clearRegion = Region(Rect(2, 4));
     std::vector<const renderengine::LayerSettings*> layers;
-    // dummy layer, without bounds should not render anything
+    // fake layer, without bounds should not render anything
     renderengine::LayerSettings layer;
     layers.push_back(&layer);
     invokeDraw(settings, layers, mBuffer);
diff --git a/libs/ui/Transform.cpp b/libs/ui/Transform.cpp
index 3bf3903..5424a3c 100644
--- a/libs/ui/Transform.cpp
+++ b/libs/ui/Transform.cpp
@@ -133,6 +133,14 @@
     return mMatrix[1][1];
 }
 
+float Transform::getScaleX() const {
+    return sqrt(dsdx() * dsdx()) + (dtdx() * dtdx());
+}
+
+float Transform::getScaleY() const {
+    return sqrt((dtdy() * dtdy()) + (dsdy() * dsdy()));
+}
+
 void Transform::reset() {
     mType = IDENTITY;
     for(size_t i = 0; i < 3; i++) {
diff --git a/libs/ui/include/ui/DisplayId.h b/libs/ui/include/ui/DisplayId.h
new file mode 100644
index 0000000..9eb5483
--- /dev/null
+++ b/libs/ui/include/ui/DisplayId.h
@@ -0,0 +1,102 @@
+/*
+ * Copyright 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#pragma once
+
+#include <cstdint>
+#include <functional>
+#include <string>
+
+namespace android {
+
+// ID of a physical or a virtual display. This class acts as a type safe wrapper around uint64_t.
+struct DisplayId {
+    // TODO(b/162612135) Remove default constructor
+    DisplayId() = default;
+    constexpr DisplayId(const DisplayId&) = default;
+    DisplayId& operator=(const DisplayId&) = default;
+
+    uint64_t value;
+
+protected:
+    explicit constexpr DisplayId(uint64_t id) : value(id) {}
+};
+
+static_assert(sizeof(DisplayId) == sizeof(uint64_t));
+
+inline bool operator==(DisplayId lhs, DisplayId rhs) {
+    return lhs.value == rhs.value;
+}
+
+inline bool operator!=(DisplayId lhs, DisplayId rhs) {
+    return !(lhs == rhs);
+}
+
+inline std::string to_string(DisplayId displayId) {
+    return std::to_string(displayId.value);
+}
+
+// DisplayId of a physical display, such as the internal display or externally connected display.
+struct PhysicalDisplayId : DisplayId {
+    // Flag indicating that the ID is stable across reboots.
+    static constexpr uint64_t FLAG_STABLE = 1ULL << 62;
+
+    // Returns a stable ID based on EDID information.
+    static constexpr PhysicalDisplayId fromEdid(uint8_t port, uint16_t manufacturerId,
+                                                uint32_t modelHash) {
+        return PhysicalDisplayId(FLAG_STABLE, port, manufacturerId, modelHash);
+    }
+
+    // Returns an unstable ID. If EDID is available using "fromEdid" is preferred.
+    static constexpr PhysicalDisplayId fromPort(uint8_t port) {
+        constexpr uint16_t kManufacturerId = 0;
+        constexpr uint32_t kModelHash = 0;
+        return PhysicalDisplayId(0, port, kManufacturerId, kModelHash);
+    }
+
+    // TODO(b/162612135) Remove default constructor
+    PhysicalDisplayId() = default;
+    explicit constexpr PhysicalDisplayId(uint64_t id) : DisplayId(id) {}
+    explicit constexpr PhysicalDisplayId(DisplayId other) : DisplayId(other.value) {}
+
+    constexpr uint16_t getManufacturerId() const { return static_cast<uint16_t>(value >> 40); }
+
+    constexpr uint8_t getPort() const { return static_cast<uint8_t>(value); }
+
+private:
+    constexpr PhysicalDisplayId(uint64_t flags, uint8_t port, uint16_t manufacturerId,
+                                uint32_t modelHash)
+          : DisplayId(flags | (static_cast<uint64_t>(manufacturerId) << 40) |
+                      (static_cast<uint64_t>(modelHash) << 8) | port) {}
+};
+
+static_assert(sizeof(PhysicalDisplayId) == sizeof(uint64_t));
+
+} // namespace android
+
+namespace std {
+
+template <>
+struct hash<android::DisplayId> {
+    size_t operator()(android::DisplayId displayId) const {
+        return hash<uint64_t>()(displayId.value);
+    }
+};
+
+template <>
+struct hash<android::PhysicalDisplayId> : hash<android::DisplayId> {};
+
+} // namespace std
diff --git a/libs/ui/include/ui/PhysicalDisplayId.h b/libs/ui/include/ui/PhysicalDisplayId.h
deleted file mode 100644
index 1a345ac..0000000
--- a/libs/ui/include/ui/PhysicalDisplayId.h
+++ /dev/null
@@ -1,32 +0,0 @@
-/*
- * Copyright 2019 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#pragma once
-
-#include <cinttypes>
-#include <cstdint>
-
-#define ANDROID_PHYSICAL_DISPLAY_ID_FORMAT PRIu64
-
-namespace android {
-
-using PhysicalDisplayId = uint64_t;
-
-constexpr uint8_t getPhysicalDisplayPort(PhysicalDisplayId displayId) {
-    return static_cast<uint8_t>(displayId);
-}
-
-} // namespace android
diff --git a/libs/ui/include/ui/Transform.h b/libs/ui/include/ui/Transform.h
index cf59467..2612e82 100644
--- a/libs/ui/include/ui/Transform.h
+++ b/libs/ui/include/ui/Transform.h
@@ -74,6 +74,9 @@
     float dtdy() const;
     float dsdy() const;
 
+    float getScaleX() const;
+    float getScaleY() const;
+
     // modify the transform
     void        reset();
     void        set(float tx, float ty);
diff --git a/libs/ui/include_vndk/ui/DisplayId.h b/libs/ui/include_vndk/ui/DisplayId.h
new file mode 120000
index 0000000..73c9fe8
--- /dev/null
+++ b/libs/ui/include_vndk/ui/DisplayId.h
@@ -0,0 +1 @@
+../../include/ui/DisplayId.h
\ No newline at end of file
diff --git a/libs/ui/include_vndk/ui/PhysicalDisplayId.h b/libs/ui/include_vndk/ui/PhysicalDisplayId.h
deleted file mode 120000
index 6e3fb1e..0000000
--- a/libs/ui/include_vndk/ui/PhysicalDisplayId.h
+++ /dev/null
@@ -1 +0,0 @@
-../../include/ui/PhysicalDisplayId.h
\ No newline at end of file
diff --git a/libs/vr/libbufferhubqueue/tests/buffer_hub_queue_producer-test.cpp b/libs/vr/libbufferhubqueue/tests/buffer_hub_queue_producer-test.cpp
index 8cc7081..fab1097 100644
--- a/libs/vr/libbufferhubqueue/tests/buffer_hub_queue_producer-test.cpp
+++ b/libs/vr/libbufferhubqueue/tests/buffer_hub_queue_producer-test.cpp
@@ -108,7 +108,7 @@
   void ConnectProducer() {
     IGraphicBufferProducer::QueueBufferOutput output;
     // Can connect the first time.
-    ASSERT_EQ(OK, mProducer->connect(kDummyListener, kTestApi,
+    ASSERT_EQ(OK, mProducer->connect(kStubListener, kTestApi,
                                      kTestControlledByApp, &output));
   }
 
@@ -140,7 +140,7 @@
     return QueueBufferInputBuilder().build();
   }
 
-  const sp<IProducerListener> kDummyListener{new DummyProducerListener};
+  const sp<IProducerListener> kStubListener{new StubProducerListener};
 
   sp<BufferHubProducer> mProducer;
   sp<Surface> mSurface;
@@ -150,11 +150,11 @@
   IGraphicBufferProducer::QueueBufferOutput output;
 
   // NULL output returns BAD_VALUE
-  EXPECT_EQ(BAD_VALUE, mProducer->connect(kDummyListener, kTestApi,
+  EXPECT_EQ(BAD_VALUE, mProducer->connect(kStubListener, kTestApi,
                                           kTestControlledByApp, nullptr));
 
   // Invalid API returns bad value
-  EXPECT_EQ(BAD_VALUE, mProducer->connect(kDummyListener, kTestApiInvalid,
+  EXPECT_EQ(BAD_VALUE, mProducer->connect(kStubListener, kTestApiInvalid,
                                           kTestControlledByApp, &output));
 }
 
@@ -163,7 +163,7 @@
 
   // Can't connect when there is already a producer connected.
   IGraphicBufferProducer::QueueBufferOutput output;
-  EXPECT_EQ(BAD_VALUE, mProducer->connect(kDummyListener, kTestApi,
+  EXPECT_EQ(BAD_VALUE, mProducer->connect(kStubListener, kTestApi,
                                           kTestControlledByApp, &output));
 }
 
@@ -554,18 +554,18 @@
   ProducerQueueParcelable producer_parcelable;
   EXPECT_EQ(mProducer->TakeAsParcelable(&producer_parcelable), BAD_VALUE);
 
-  // Create a valid dummy producer parcelable.
-  auto dummy_channel_parcelable =
+  // Create a valid fake producer parcelable.
+  auto fake_channel_parcelable =
       std::make_unique<pdx::default_transport::ChannelParcelable>(
           LocalHandle(0), LocalHandle(0), LocalHandle(0));
-  EXPECT_TRUE(dummy_channel_parcelable->IsValid());
-  ProducerQueueParcelable dummy_producer_parcelable(
-      std::move(dummy_channel_parcelable));
-  EXPECT_TRUE(dummy_producer_parcelable.IsValid());
+  EXPECT_TRUE(fake_channel_parcelable->IsValid());
+  ProducerQueueParcelable fake_producer_parcelable(
+      std::move(fake_channel_parcelable));
+  EXPECT_TRUE(fake_producer_parcelable.IsValid());
 
   // Disconnect producer can be taken out, but only to an invalid parcelable.
   ASSERT_EQ(mProducer->disconnect(kTestApi), OK);
-  EXPECT_EQ(mProducer->TakeAsParcelable(&dummy_producer_parcelable), BAD_VALUE);
+  EXPECT_EQ(mProducer->TakeAsParcelable(&fake_producer_parcelable), BAD_VALUE);
   EXPECT_FALSE(producer_parcelable.IsValid());
   EXPECT_EQ(mProducer->TakeAsParcelable(&producer_parcelable), OK);
   EXPECT_TRUE(producer_parcelable.IsValid());
@@ -583,7 +583,7 @@
 
   // But connect to API will fail.
   IGraphicBufferProducer::QueueBufferOutput output;
-  EXPECT_EQ(mProducer->connect(kDummyListener, kTestApi, kTestControlledByApp,
+  EXPECT_EQ(mProducer->connect(kStubListener, kTestApi, kTestControlledByApp,
                                &output),
             BAD_VALUE);
 
@@ -592,8 +592,8 @@
   sp<BufferHubProducer> new_producer =
       BufferHubProducer::Create(std::move(producer_parcelable));
   ASSERT_TRUE(new_producer != nullptr);
-  EXPECT_EQ(new_producer->connect(kDummyListener, kTestApi,
-                                  kTestControlledByApp, &output),
+  EXPECT_EQ(new_producer->connect(kStubListener, kTestApi, kTestControlledByApp,
+                                  &output),
             OK);
 }
 
diff --git a/libs/vr/libdvr/tests/dvr_display_manager-test.cpp b/libs/vr/libdvr/tests/dvr_display_manager-test.cpp
index 7b3717e..07e2121 100644
--- a/libs/vr/libdvr/tests/dvr_display_manager-test.cpp
+++ b/libs/vr/libdvr/tests/dvr_display_manager-test.cpp
@@ -308,14 +308,6 @@
 class DvrDisplayManagerTest : public Test {
  protected:
   void SetUp() override {
-    // dvr display manager test doesn't apply to standalone vr devices because
-    // tests cannot create display manager client on these devices.
-    if (property_get_bool("ro.boot.vr", false)) {
-      GTEST_SKIP()
-          << "All tests in DvrDisplayManagerTest test case are skipped "
-             "because the device boot to VR.";
-    }
-
     int ret;
     DvrDisplayManager* display_manager;
     DvrSurfaceState* surface_state;
diff --git a/libs/vr/libpdx/encoder_performance_test.cpp b/libs/vr/libpdx/encoder_performance_test.cpp
index b7d94b3..7b477c4 100644
--- a/libs/vr/libpdx/encoder_performance_test.cpp
+++ b/libs/vr/libpdx/encoder_performance_test.cpp
@@ -158,12 +158,12 @@
                                            size_t iterations,
                                            ResetFunc* write_reset,
                                            void* reset_data, size_t data_size) {
-  std::vector<uint8_t> dummy_data(data_size);
+  std::vector<uint8_t> fake_data(data_size);
   auto start = std::chrono::high_resolution_clock::now();
   for (size_t i = 0; i < iterations; i++) {
     write_reset(reset_data);
-    memcpy(writer->GetNextWriteBufferSection(dummy_data.size()),
-           dummy_data.data(), dummy_data.size());
+    memcpy(writer->GetNextWriteBufferSection(fake_data.size()),
+           fake_data.data(), fake_data.size());
   }
   auto stop = std::chrono::high_resolution_clock::now();
   return stop - start;
@@ -177,17 +177,17 @@
     MessageReader* reader, MessageWriter* writer, size_t iterations,
     ResetFunc* read_reset, ResetFunc* write_reset, void* reset_data,
     size_t data_size) {
-  std::vector<uint8_t> dummy_data(data_size);
+  std::vector<uint8_t> fake_data(data_size);
   write_reset(reset_data);
-  memcpy(writer->GetNextWriteBufferSection(dummy_data.size()),
-         dummy_data.data(), dummy_data.size());
+  memcpy(writer->GetNextWriteBufferSection(fake_data.size()), fake_data.data(),
+         fake_data.size());
   auto start = std::chrono::high_resolution_clock::now();
   for (size_t i = 0; i < iterations; i++) {
     read_reset(reset_data);
     auto section = reader->GetNextReadBufferSection();
-    memcpy(dummy_data.data(), section.first, dummy_data.size());
+    memcpy(fake_data.data(), section.first, fake_data.size());
     reader->ConsumeReadBufferSectionData(
-        AdvancePointer(section.first, dummy_data.size()));
+        AdvancePointer(section.first, fake_data.size()));
   }
   auto stop = std::chrono::high_resolution_clock::now();
   return stop - start;
diff --git a/libs/vr/libpdx/private/pdx/rpc/macros.h b/libs/vr/libpdx/private/pdx/rpc/macros.h
index aeae9d3..99325b5 100644
--- a/libs/vr/libpdx/private/pdx/rpc/macros.h
+++ b/libs/vr/libpdx/private/pdx/rpc/macros.h
@@ -28,7 +28,7 @@
 // Clears any remaining contents wrapped in parentheses.
 #define _PDX_CLEAR(...)
 
-// Introduces a first dummy argument and _PDX_CLEAR as second argument.
+// Introduces a first stub argument and _PDX_CLEAR as second argument.
 #define _PDX_CLEAR_IF_LAST() _, _PDX_CLEAR
 
 // Returns the first argument of a list.
@@ -45,7 +45,7 @@
 // Returns next_func if the next element is not (), or _PDX_CLEAR
 // otherwise.
 //
-// _PDX_CLEAR_IF_LAST inserts an extra first dummy argument if peek is ().
+// _PDX_CLEAR_IF_LAST inserts an extra first stub argument if peek is ().
 #define _PDX_NEXT_FUNC(next_element, next_func) \
   _PDX_EXPAND_NEXT_FUNC(_PDX_CLEAR_IF_LAST next_element, next_func)
 
diff --git a/libs/vr/libpdx/service_dispatcher.cpp b/libs/vr/libpdx/service_dispatcher.cpp
index b112fa3..ba0d69c 100644
--- a/libs/vr/libpdx/service_dispatcher.cpp
+++ b/libs/vr/libpdx/service_dispatcher.cpp
@@ -92,9 +92,9 @@
   if (thread_count_ > 0)
     return -EBUSY;
 
-  epoll_event dummy;  // See BUGS in man 2 epoll_ctl.
+  epoll_event ee;  // See BUGS in man 2 epoll_ctl.
   if (epoll_ctl(epoll_fd_.Get(), EPOLL_CTL_DEL, service->endpoint()->epoll_fd(),
-                &dummy) < 0) {
+                &ee) < 0) {
     ALOGE("Failed to remove service from dispatcher because: %s\n",
           strerror(errno));
     return -errno;
diff --git a/libs/vr/libpdx_uds/service_endpoint.cpp b/libs/vr/libpdx_uds/service_endpoint.cpp
index 9bc70ea..810eb19 100644
--- a/libs/vr/libpdx_uds/service_endpoint.cpp
+++ b/libs/vr/libpdx_uds/service_endpoint.cpp
@@ -334,8 +334,8 @@
 
   int channel_fd = iter->second.data_fd.Get();
   Status<void> status;
-  epoll_event dummy;  // See BUGS in man 2 epoll_ctl.
-  if (epoll_ctl(epoll_fd_.Get(), EPOLL_CTL_DEL, channel_fd, &dummy) < 0) {
+  epoll_event ee;  // See BUGS in man 2 epoll_ctl.
+  if (epoll_ctl(epoll_fd_.Get(), EPOLL_CTL_DEL, channel_fd, &ee) < 0) {
     status.SetError(errno);
     ALOGE(
         "Endpoint::CloseChannelLocked: Failed to remove channel from endpoint: "
diff --git a/libs/vr/libvrflinger/epoll_event_dispatcher.cpp b/libs/vr/libvrflinger/epoll_event_dispatcher.cpp
index 1cf5f17..0d5eb80 100644
--- a/libs/vr/libvrflinger/epoll_event_dispatcher.cpp
+++ b/libs/vr/libvrflinger/epoll_event_dispatcher.cpp
@@ -68,8 +68,8 @@
   ALOGD_IF(TRACE, "EpollEventDispatcher::RemoveEventHandler: fd=%d", fd);
   std::lock_guard<std::mutex> lock(lock_);
 
-  epoll_event dummy;  // See BUGS in man 2 epoll_ctl.
-  if (epoll_ctl(epoll_fd_.Get(), EPOLL_CTL_DEL, fd, &dummy) < 0) {
+  epoll_event ee;  // See BUGS in man 2 epoll_ctl.
+  if (epoll_ctl(epoll_fd_.Get(), EPOLL_CTL_DEL, fd, &ee) < 0) {
     const int error = errno;
     ALOGE("Failed to remove fd from epoll set because: %s", strerror(error));
     return pdx::ErrorStatus(error);
diff --git a/libs/vr/libvrflinger/hardware_composer.cpp b/libs/vr/libvrflinger/hardware_composer.cpp
index b771538..70f303b 100644
--- a/libs/vr/libvrflinger/hardware_composer.cpp
+++ b/libs/vr/libvrflinger/hardware_composer.cpp
@@ -47,7 +47,6 @@
 namespace {
 
 const char kDvrPerformanceProperty[] = "sys.dvr.performance";
-const char kDvrStandaloneProperty[] = "ro.boot.vr";
 
 const char kRightEyeOffsetProperty[] = "dvr.right_eye_offset_ns";
 
@@ -159,8 +158,6 @@
     return false;
   }
 
-  is_standalone_device_ = property_get_bool(kDvrStandaloneProperty, false);
-
   request_display_callback_ = request_display_callback;
 
   primary_display_ = GetDisplayParams(composer, primary_display_id, true);
@@ -206,8 +203,6 @@
     return;
   boot_finished_ = true;
   post_thread_wait_.notify_one();
-  if (is_standalone_device_)
-    request_display_callback_(true);
 }
 
 // Update the post thread quiescent state based on idle and suspended inputs.
@@ -267,17 +262,11 @@
   layers_.clear();
 
   // Phones create a new composer client on resume and destroy it on pause.
-  // Standalones only create the composer client once and then use SetPowerMode
-  // to control the screen on pause/resume.
-  if (!is_standalone_device_) {
-    if (composer_callback_ != nullptr) {
-      composer_callback_->SetVsyncService(nullptr);
-      composer_callback_ = nullptr;
-    }
-    composer_.reset(nullptr);
-  } else {
-    EnableDisplay(*target_display_, false);
+  if (composer_callback_ != nullptr) {
+    composer_callback_->SetVsyncService(nullptr);
+    composer_callback_ = nullptr;
   }
+  composer_.reset(nullptr);
 
   // Trigger target-specific performance mode change.
   property_set(kDvrPerformanceProperty, "idle");
@@ -588,7 +577,7 @@
     surfaces_changed_ = true;
   }
 
-  if (request_display_callback_ && !is_standalone_device_)
+  if (request_display_callback_)
     request_display_callback_(!display_idle);
 
   // Set idle state based on whether there are any surfaces to handle.
@@ -773,28 +762,6 @@
 
   VsyncEyeOffsets vsync_eye_offsets = get_vsync_eye_offsets();
 
-  if (is_standalone_device_) {
-    // First, wait until boot finishes.
-    std::unique_lock<std::mutex> lock(post_thread_mutex_);
-    if (PostThreadCondWait(lock, -1, [this] { return boot_finished_; })) {
-      return;
-    }
-
-    // Then, wait until we're either leaving the quiescent state, or the boot
-    // finished display off timeout expires.
-    if (PostThreadCondWait(lock, kBootFinishedDisplayOffTimeoutSec,
-                           [this] { return !post_thread_quiescent_; })) {
-      return;
-    }
-
-    LOG_ALWAYS_FATAL_IF(post_thread_state_ & PostThreadState::Suspended,
-                        "Vr flinger should own the display by now.");
-    post_thread_resumed_ = true;
-    post_thread_ready_.notify_all();
-    if (!composer_)
-      CreateComposer();
-  }
-
   while (1) {
     ATRACE_NAME("HardwareComposer::PostThread");
 
diff --git a/libs/vr/libvrflinger/tests/vrflinger_test.cpp b/libs/vr/libvrflinger/tests/vrflinger_test.cpp
index efd6d1d..ac44f74 100644
--- a/libs/vr/libvrflinger/tests/vrflinger_test.cpp
+++ b/libs/vr/libvrflinger/tests/vrflinger_test.cpp
@@ -43,9 +43,6 @@
 // completed.
 constexpr auto kVrFlingerSwitchPollInterval = std::chrono::milliseconds(50);
 
-// How long to wait for a device that boots to VR to have vr flinger ready.
-constexpr auto kBootVrFlingerWaitTimeout = std::chrono::seconds(30);
-
 // A Binder connection to surface flinger.
 class SurfaceFlingerConnection {
  public:
@@ -153,11 +150,6 @@
     return;
   }
 
-  // This test doesn't apply to standalone vr devices.
-  if (property_get_bool("ro.boot.vr", false)) {
-    return;
-  }
-
   auto surface_flinger_connection = SurfaceFlingerConnection::Create();
   ASSERT_NE(surface_flinger_connection, nullptr);
 
@@ -230,31 +222,5 @@
       SurfaceFlingerConnection::VrFlingerSwitchResult::kSuccess);
 }
 
-// This test runs only on devices that boot to vr. Such a device should boot to
-// a state where vr flinger is running, and the test verifies this after a
-// delay.
-TEST(BootVrFlingerTest, BootsToVrFlinger) {
-  // Exit if we are not running on a device that boots to vr.
-  if (!property_get_bool("ro.boot.vr", false)) {
-    return;
-  }
-
-  auto surface_flinger_connection = SurfaceFlingerConnection::Create();
-  ASSERT_NE(surface_flinger_connection, nullptr);
-
-  // Verify that vr flinger is enabled.
-  ASSERT_TRUE(surface_flinger_connection->IsAlive());
-  auto vr_flinger_active = surface_flinger_connection->IsVrFlingerActive();
-  ASSERT_TRUE(vr_flinger_active.has_value());
-
-  bool active_value = vr_flinger_active.value();
-  if (!active_value) {
-    // Try again, but delay up to 30 seconds.
-    ASSERT_EQ(surface_flinger_connection->WaitForVrFlingerTimed(true,
-        kVrFlingerSwitchPollInterval, kBootVrFlingerWaitTimeout),
-        SurfaceFlingerConnection::VrFlingerSwitchResult::kSuccess);
-  }
-}
-
 }  // namespace dvr
 }  // namespace android
diff --git a/opengl/libs/EGL/BlobCache.cpp b/opengl/libs/EGL/BlobCache.cpp
index 74fb019..a27c09f 100644
--- a/opengl/libs/EGL/BlobCache.cpp
+++ b/opengl/libs/EGL/BlobCache.cpp
@@ -78,12 +78,12 @@
         return;
     }
 
-    std::shared_ptr<Blob> dummyKey(new Blob(key, keySize, false));
-    CacheEntry dummyEntry(dummyKey, nullptr);
+    std::shared_ptr<Blob> cacheKey(new Blob(key, keySize, false));
+    CacheEntry cacheEntry(cacheKey, nullptr);
 
     while (true) {
-        auto index = std::lower_bound(mCacheEntries.begin(), mCacheEntries.end(), dummyEntry);
-        if (index == mCacheEntries.end() || dummyEntry < *index) {
+        auto index = std::lower_bound(mCacheEntries.begin(), mCacheEntries.end(), cacheEntry);
+        if (index == mCacheEntries.end() || cacheEntry < *index) {
             // Create a new cache entry.
             std::shared_ptr<Blob> keyBlob(new Blob(key, keySize, true));
             std::shared_ptr<Blob> valueBlob(new Blob(value, valueSize, true));
@@ -138,10 +138,10 @@
                 keySize, mMaxKeySize);
         return 0;
     }
-    std::shared_ptr<Blob> dummyKey(new Blob(key, keySize, false));
-    CacheEntry dummyEntry(dummyKey, nullptr);
-    auto index = std::lower_bound(mCacheEntries.begin(), mCacheEntries.end(), dummyEntry);
-    if (index == mCacheEntries.end() || dummyEntry < *index) {
+    std::shared_ptr<Blob> cacheKey(new Blob(key, keySize, false));
+    CacheEntry cacheEntry(cacheKey, nullptr);
+    auto index = std::lower_bound(mCacheEntries.begin(), mCacheEntries.end(), cacheEntry);
+    if (index == mCacheEntries.end() || cacheEntry < *index) {
         ALOGV("get: no cache entry found for key of size %zu", keySize);
         return 0;
     }
diff --git a/opengl/libs/EGL/FileBlobCache.cpp b/opengl/libs/EGL/FileBlobCache.cpp
index 3284778..751f3be 100644
--- a/opengl/libs/EGL/FileBlobCache.cpp
+++ b/opengl/libs/EGL/FileBlobCache.cpp
@@ -70,7 +70,7 @@
             return;
         }
 
-        // Sanity check the size before trying to mmap it.
+        // Check the size before trying to mmap it.
         size_t fileSize = statBuf.st_size;
         if (fileSize > mMaxTotalSize * 2) {
             ALOGE("cache file is too large: %#" PRIx64,
diff --git a/opengl/tests/EGLTest/EGL_test.cpp b/opengl/tests/EGLTest/EGL_test.cpp
index 510226d..bbd786d 100644
--- a/opengl/tests/EGLTest/EGL_test.cpp
+++ b/opengl/tests/EGLTest/EGL_test.cpp
@@ -138,7 +138,7 @@
     };
     EXPECT_TRUE(eglChooseConfig(mEglDisplay, attrs, &config, 1, &numConfigs));
 
-    struct DummyConsumer : public BnConsumerListener {
+    struct MockConsumer : public BnConsumerListener {
         void onFrameAvailable(const BufferItem& /* item */) override {}
         void onBuffersReleased() override {}
         void onSidebandStreamChanged() override {}
@@ -148,7 +148,7 @@
     sp<IGraphicBufferProducer> producer;
     sp<IGraphicBufferConsumer> consumer;
     BufferQueue::createBufferQueue(&producer, &consumer);
-    consumer->consumerConnect(new DummyConsumer, false);
+    consumer->consumerConnect(new MockConsumer, false);
     sp<Surface> mSTC = new Surface(producer);
     sp<ANativeWindow> mANW = mSTC;
 
@@ -258,7 +258,7 @@
     EXPECT_EQ(components[2], 8);
     EXPECT_EQ(components[3], 8);
 
-    struct DummyConsumer : public BnConsumerListener {
+    struct MockConsumer : public BnConsumerListener {
         void onFrameAvailable(const BufferItem& /* item */) override {}
         void onBuffersReleased() override {}
         void onSidebandStreamChanged() override {}
@@ -268,7 +268,7 @@
     sp<IGraphicBufferProducer> producer;
     sp<IGraphicBufferConsumer> consumer;
     BufferQueue::createBufferQueue(&producer, &consumer);
-    consumer->consumerConnect(new DummyConsumer, false);
+    consumer->consumerConnect(new MockConsumer, false);
     sp<Surface> mSTC = new Surface(producer);
     sp<ANativeWindow> mANW = mSTC;
     EGLint winAttrs[] = {
@@ -306,7 +306,7 @@
 
     get8BitConfig(config);
 
-    struct DummyConsumer : public BnConsumerListener {
+    struct MockConsumer : public BnConsumerListener {
         void onFrameAvailable(const BufferItem& /* item */) override {}
         void onBuffersReleased() override {}
         void onSidebandStreamChanged() override {}
@@ -316,7 +316,7 @@
     sp<IGraphicBufferProducer> producer;
     sp<IGraphicBufferConsumer> consumer;
     BufferQueue::createBufferQueue(&producer, &consumer);
-    consumer->consumerConnect(new DummyConsumer, false);
+    consumer->consumerConnect(new MockConsumer, false);
     sp<Surface> mSTC = new Surface(producer);
     sp<ANativeWindow> mANW = mSTC;
     EGLint winAttrs[] = {
@@ -398,7 +398,7 @@
     EXPECT_EQ(components[2], 10);
     EXPECT_EQ(components[3], 2);
 
-    struct DummyConsumer : public BnConsumerListener {
+    struct MockConsumer : public BnConsumerListener {
         void onFrameAvailable(const BufferItem& /* item */) override {}
         void onBuffersReleased() override {}
         void onSidebandStreamChanged() override {}
@@ -408,7 +408,7 @@
     sp<IGraphicBufferProducer> producer;
     sp<IGraphicBufferConsumer> consumer;
     BufferQueue::createBufferQueue(&producer, &consumer);
-    consumer->consumerConnect(new DummyConsumer, false);
+    consumer->consumerConnect(new MockConsumer, false);
     sp<Surface> mSTC = new Surface(producer);
     sp<ANativeWindow> mANW = mSTC;
     EGLint winAttrs[] = {
@@ -570,7 +570,7 @@
 
     ASSERT_NO_FATAL_FAILURE(get8BitConfig(config));
 
-    struct DummyConsumer : public BnConsumerListener {
+    struct MockConsumer : public BnConsumerListener {
         void onFrameAvailable(const BufferItem& /* item */) override {}
         void onBuffersReleased() override {}
         void onSidebandStreamChanged() override {}
@@ -580,7 +580,7 @@
     sp<IGraphicBufferProducer> producer;
     sp<IGraphicBufferConsumer> consumer;
     BufferQueue::createBufferQueue(&producer, &consumer);
-    consumer->consumerConnect(new DummyConsumer, false);
+    consumer->consumerConnect(new MockConsumer, false);
     sp<Surface> mSTC = new Surface(producer);
     sp<ANativeWindow> mANW = mSTC;
 
@@ -622,7 +622,7 @@
 
     ASSERT_NO_FATAL_FAILURE(get8BitConfig(config));
 
-    struct DummyConsumer : public BnConsumerListener {
+    struct MockConsumer : public BnConsumerListener {
         void onFrameAvailable(const BufferItem& /* item */) override {}
         void onBuffersReleased() override {}
         void onSidebandStreamChanged() override {}
@@ -632,7 +632,7 @@
     sp<IGraphicBufferProducer> producer;
     sp<IGraphicBufferConsumer> consumer;
     BufferQueue::createBufferQueue(&producer, &consumer);
-    consumer->consumerConnect(new DummyConsumer, false);
+    consumer->consumerConnect(new MockConsumer, false);
     sp<Surface> mSTC = new Surface(producer);
     sp<ANativeWindow> mANW = mSTC;
     std::vector<EGLint> winAttrs;
@@ -705,7 +705,7 @@
     EXPECT_GE(components[2], 16);
     EXPECT_GE(components[3], 16);
 
-    struct DummyConsumer : public BnConsumerListener {
+    struct MockConsumer : public BnConsumerListener {
         void onFrameAvailable(const BufferItem& /* item */) override {}
         void onBuffersReleased() override {}
         void onSidebandStreamChanged() override {}
@@ -714,7 +714,7 @@
     sp<IGraphicBufferProducer> producer;
     sp<IGraphicBufferConsumer> consumer;
     BufferQueue::createBufferQueue(&producer, &consumer);
-    consumer->consumerConnect(new DummyConsumer, false);
+    consumer->consumerConnect(new MockConsumer, false);
     sp<Surface> mSTC = new Surface(producer);
     sp<ANativeWindow> mANW = mSTC;
 
@@ -734,7 +734,7 @@
 
     ASSERT_TRUE(hasEglExtension(mEglDisplay, "EGL_KHR_no_config_context"));
 
-    struct DummyConsumer : public BnConsumerListener {
+    struct MockConsumer : public BnConsumerListener {
         void onFrameAvailable(const BufferItem& /* item */) override {}
         void onBuffersReleased() override {}
         void onSidebandStreamChanged() override {}
@@ -809,7 +809,7 @@
     EXPECT_EQ(components[2], 10);
     EXPECT_EQ(components[3], 2);
 
-    struct DummyConsumer : public BnConsumerListener {
+    struct MockConsumer : public BnConsumerListener {
         void onFrameAvailable(const BufferItem& /* item */) override {}
         void onBuffersReleased() override {}
         void onSidebandStreamChanged() override {}
@@ -819,7 +819,7 @@
     sp<IGraphicBufferProducer> producer;
     sp<IGraphicBufferConsumer> consumer;
     BufferQueue::createBufferQueue(&producer, &consumer);
-    consumer->consumerConnect(new DummyConsumer, false);
+    consumer->consumerConnect(new MockConsumer, false);
     sp<Surface> mSTC = new Surface(producer);
     sp<ANativeWindow> mANW = mSTC;
 
@@ -835,7 +835,7 @@
 
     ASSERT_NO_FATAL_FAILURE(get8BitConfig(config));
 
-    struct DummyConsumer : public BnConsumerListener {
+    struct MockConsumer : public BnConsumerListener {
         void onFrameAvailable(const BufferItem& /* item */) override {}
         void onBuffersReleased() override {}
         void onSidebandStreamChanged() override {}
@@ -845,7 +845,7 @@
     sp<IGraphicBufferProducer> producer;
     sp<IGraphicBufferConsumer> consumer;
     BufferQueue::createBufferQueue(&producer, &consumer);
-    consumer->consumerConnect(new DummyConsumer, false);
+    consumer->consumerConnect(new MockConsumer, false);
     sp<Surface> mSTC = new Surface(producer);
     sp<ANativeWindow> mANW = mSTC;
 
@@ -882,7 +882,7 @@
     ASSERT_EQ(EGL_UNSIGNED_TRUE, success);
     ASSERT_EQ(1, numConfigs);
 
-    struct DummyConsumer : public BnConsumerListener {
+    struct MockConsumer : public BnConsumerListener {
         void onFrameAvailable(const BufferItem& /* item */) override {}
         void onBuffersReleased() override {}
         void onSidebandStreamChanged() override {}
@@ -892,7 +892,7 @@
     sp<IGraphicBufferProducer> producer;
     sp<IGraphicBufferConsumer> consumer;
     BufferQueue::createBufferQueue(&producer, &consumer);
-    consumer->consumerConnect(new DummyConsumer, false);
+    consumer->consumerConnect(new MockConsumer, false);
     sp<Surface> mSTC = new Surface(producer);
     sp<ANativeWindow> mANW = mSTC;
 
@@ -913,7 +913,7 @@
 
     ASSERT_NO_FATAL_FAILURE(get8BitConfig(config));
 
-    struct DummyConsumer : public BnConsumerListener {
+    struct MockConsumer : public BnConsumerListener {
         void onFrameAvailable(const BufferItem& /* item */) override {}
         void onBuffersReleased() override {}
         void onSidebandStreamChanged() override {}
@@ -923,7 +923,7 @@
     sp<IGraphicBufferProducer> producer;
     sp<IGraphicBufferConsumer> consumer;
     BufferQueue::createBufferQueue(&producer, &consumer);
-    consumer->consumerConnect(new DummyConsumer, false);
+    consumer->consumerConnect(new MockConsumer, false);
     sp<Surface> mSTC = new Surface(producer);
     sp<ANativeWindow> mANW = mSTC;
 
@@ -953,7 +953,7 @@
 
     ASSERT_NO_FATAL_FAILURE(get8BitConfig(config));
 
-    struct DummyConsumer : public BnConsumerListener {
+    struct MockConsumer : public BnConsumerListener {
         void onFrameAvailable(const BufferItem& /* item */) override {}
         void onBuffersReleased() override {}
         void onSidebandStreamChanged() override {}
@@ -963,7 +963,7 @@
     sp<IGraphicBufferProducer> producer;
     sp<IGraphicBufferConsumer> consumer;
     BufferQueue::createBufferQueue(&producer, &consumer);
-    consumer->consumerConnect(new DummyConsumer, false);
+    consumer->consumerConnect(new MockConsumer, false);
     sp<Surface> mSTC = new Surface(producer);
     sp<ANativeWindow> mANW = mSTC;
 
diff --git a/opengl/tools/glgen/gen b/opengl/tools/glgen/gen
index 9efd38f..7fd9c3a 100755
--- a/opengl/tools/glgen/gen
+++ b/opengl/tools/glgen/gen
@@ -17,7 +17,7 @@
 
 mkdir out
 
-# Create dummy Java files for Android APIs that are used by the code we generate.
+# Create stub Java files for Android APIs that are used by the code we generate.
 # This allows us to test the generated code without building the rest of Android.
 
 mkdir -p out/javax/microedition/khronos/opengles
diff --git a/services/automotive/display/AutomotiveDisplayProxyService.cpp b/services/automotive/display/AutomotiveDisplayProxyService.cpp
index 4767406..321bb83 100644
--- a/services/automotive/display/AutomotiveDisplayProxyService.cpp
+++ b/services/automotive/display/AutomotiveDisplayProxyService.cpp
@@ -34,7 +34,7 @@
     sp<IBinder> displayToken = nullptr;
     sp<SurfaceControl> surfaceControl = nullptr;
     if (it == mDisplays.end()) {
-        displayToken = SurfaceComposerClient::getPhysicalDisplayToken(id);
+        displayToken = SurfaceComposerClient::getPhysicalDisplayToken(PhysicalDisplayId(id));
         if (displayToken == nullptr) {
             ALOGE("Given display id, 0x%lX, is invalid.", (unsigned long)id);
             return nullptr;
@@ -145,7 +145,7 @@
     auto displayIds = SurfaceComposerClient::getPhysicalDisplayIds();
     ids.resize(displayIds.size());
     for (auto i = 0; i < displayIds.size(); ++i) {
-        ids[i] = displayIds[i];
+        ids[i] = displayIds[i].value;
     }
 
     _cb(ids);
@@ -157,7 +157,7 @@
     HwDisplayConfig activeConfig;
     HwDisplayState  activeState;
 
-    auto displayToken = SurfaceComposerClient::getPhysicalDisplayToken(id);
+    auto displayToken = SurfaceComposerClient::getPhysicalDisplayToken(PhysicalDisplayId(id));
     if (displayToken == nullptr) {
         ALOGE("Given display id, 0x%lX, is invalid.", (unsigned long)id);
     } else {
diff --git a/services/gpuservice/GpuService.cpp b/services/gpuservice/GpuService.cpp
index 18c819f..52d5d4f 100644
--- a/services/gpuservice/GpuService.cpp
+++ b/services/gpuservice/GpuService.cpp
@@ -75,11 +75,23 @@
 }
 
 void GpuService::setUpdatableDriverPath(const std::string& driverPath) {
-    developerDriverPath = driverPath;
+    IPCThreadState* ipc = IPCThreadState::self();
+    const int pid = ipc->getCallingPid();
+    const int uid = ipc->getCallingUid();
+
+    // only system_server is allowed to set updatable driver path
+    if (uid != AID_SYSTEM) {
+        ALOGE("Permission Denial: can't set updatable driver path from pid=%d, uid=%d\n", pid, uid);
+        return;
+    }
+
+    std::lock_guard<std::mutex> lock(mLock);
+    mDeveloperDriverPath = driverPath;
 }
 
 std::string GpuService::getUpdatableDriverPath() {
-    return developerDriverPath;
+    std::lock_guard<std::mutex> lock(mLock);
+    return mDeveloperDriverPath;
 }
 
 status_t GpuService::shellCommand(int /*in*/, int out, int err, std::vector<String16>& args) {
diff --git a/services/gpuservice/GpuService.h b/services/gpuservice/GpuService.h
index 43faa3e..409084b 100644
--- a/services/gpuservice/GpuService.h
+++ b/services/gpuservice/GpuService.h
@@ -79,7 +79,8 @@
     std::shared_ptr<GpuMem> mGpuMem;
     std::unique_ptr<GpuStats> mGpuStats;
     std::unique_ptr<GpuMemTracer> mGpuMemTracer;
-    std::string developerDriverPath;
+    std::mutex mLock;
+    std::string mDeveloperDriverPath;
 };
 
 } // namespace android
diff --git a/services/gpuservice/gpustats/GpuStats.cpp b/services/gpuservice/gpustats/GpuStats.cpp
index 231d068..220952d 100644
--- a/services/gpuservice/gpustats/GpuStats.cpp
+++ b/services/gpuservice/gpustats/GpuStats.cpp
@@ -291,24 +291,27 @@
 
     if (data) {
         for (const auto& ele : mAppStats) {
-            AStatsEvent* event = AStatsEventList_addStatsEvent(data);
-            AStatsEvent_setAtomId(event, android::util::GPU_STATS_APP_INFO);
-            AStatsEvent_writeString(event, ele.second.appPackageName.c_str());
-            AStatsEvent_writeInt64(event, ele.second.driverVersionCode);
+            std::string glDriverBytes = int64VectorToProtoByteString(
+                ele.second.glDriverLoadingTime);
+            std::string vkDriverBytes = int64VectorToProtoByteString(
+                ele.second.vkDriverLoadingTime);
+            std::string angleDriverBytes = int64VectorToProtoByteString(
+                ele.second.angleDriverLoadingTime);
 
-            std::string bytes = int64VectorToProtoByteString(ele.second.glDriverLoadingTime);
-            AStatsEvent_writeByteArray(event, (const uint8_t*)bytes.c_str(), bytes.length());
-
-            bytes = int64VectorToProtoByteString(ele.second.vkDriverLoadingTime);
-            AStatsEvent_writeByteArray(event, (const uint8_t*)bytes.c_str(), bytes.length());
-
-            bytes = int64VectorToProtoByteString(ele.second.angleDriverLoadingTime);
-            AStatsEvent_writeByteArray(event, (const uint8_t*)bytes.c_str(), bytes.length());
-
-            AStatsEvent_writeBool(event, ele.second.cpuVulkanInUse);
-            AStatsEvent_writeBool(event, ele.second.falsePrerotation);
-            AStatsEvent_writeBool(event, ele.second.gles1InUse);
-            AStatsEvent_build(event);
+            android::util::addAStatsEvent(
+                    data,
+                    android::util::GPU_STATS_APP_INFO,
+                    ele.second.appPackageName.c_str(),
+                    ele.second.driverVersionCode,
+                    android::util::BytesField(glDriverBytes.c_str(),
+                                              glDriverBytes.length()),
+                    android::util::BytesField(vkDriverBytes.c_str(),
+                                              vkDriverBytes.length()),
+                    android::util::BytesField(angleDriverBytes.c_str(),
+                                              angleDriverBytes.length()),
+                    ele.second.cpuVulkanInUse,
+                    ele.second.falsePrerotation,
+                    ele.second.gles1InUse);
         }
     }
 
@@ -326,22 +329,22 @@
 
     if (data) {
         for (const auto& ele : mGlobalStats) {
-            AStatsEvent* event = AStatsEventList_addStatsEvent(data);
-            AStatsEvent_setAtomId(event, android::util::GPU_STATS_GLOBAL_INFO);
-            AStatsEvent_writeString(event, ele.second.driverPackageName.c_str());
-            AStatsEvent_writeString(event, ele.second.driverVersionName.c_str());
-            AStatsEvent_writeInt64(event, ele.second.driverVersionCode);
-            AStatsEvent_writeInt64(event, ele.second.driverBuildTime);
-            AStatsEvent_writeInt64(event, ele.second.glLoadingCount);
-            AStatsEvent_writeInt64(event, ele.second.glLoadingFailureCount);
-            AStatsEvent_writeInt64(event, ele.second.vkLoadingCount);
-            AStatsEvent_writeInt64(event, ele.second.vkLoadingFailureCount);
-            AStatsEvent_writeInt32(event, ele.second.vulkanVersion);
-            AStatsEvent_writeInt32(event, ele.second.cpuVulkanVersion);
-            AStatsEvent_writeInt32(event, ele.second.glesVersion);
-            AStatsEvent_writeInt64(event, ele.second.angleLoadingCount);
-            AStatsEvent_writeInt64(event, ele.second.angleLoadingFailureCount);
-            AStatsEvent_build(event);
+          android::util::addAStatsEvent(
+                  data,
+                  android::util::GPU_STATS_GLOBAL_INFO,
+                  ele.second.driverPackageName.c_str(),
+                  ele.second.driverVersionName.c_str(),
+                  ele.second.driverVersionCode,
+                  ele.second.driverBuildTime,
+                  ele.second.glLoadingCount,
+                  ele.second.glLoadingFailureCount,
+                  ele.second.vkLoadingCount,
+                  ele.second.vkLoadingFailureCount,
+                  ele.second.vulkanVersion,
+                  ele.second.cpuVulkanVersion,
+                  ele.second.glesVersion,
+                  ele.second.angleLoadingCount,
+                  ele.second.angleLoadingFailureCount);
         }
     }
 
diff --git a/services/gpuservice/tracing/GpuMemTracer.cpp b/services/gpuservice/tracing/GpuMemTracer.cpp
index c9bfa57..9e01a64 100644
--- a/services/gpuservice/tracing/GpuMemTracer.cpp
+++ b/services/gpuservice/tracing/GpuMemTracer.cpp
@@ -44,10 +44,6 @@
     mGpuMem = gpuMem;
     perfetto::TracingInitArgs args;
     args.backends = perfetto::kSystemBackend;
-    // TODO(b/160016498): Find a better way to wait for traced
-    // Sleep for 30 seconds to make sure the data source is registered only
-    // after traced starts.
-    sleep(30);
     perfetto::Tracing::Initialize(args);
     registerDataSource();
     std::thread tracerThread(&GpuMemTracer::threadLoop, this);
diff --git a/services/inputflinger/Android.bp b/services/inputflinger/Android.bp
index 5930f0a..d1a3e9a 100644
--- a/services/inputflinger/Android.bp
+++ b/services/inputflinger/Android.bp
@@ -100,6 +100,7 @@
         "InputListener.cpp",
         "InputReaderBase.cpp",
         "InputThread.cpp",
+        "VibrationElement.cpp"
     ],
 }
 
diff --git a/services/inputflinger/InputManager.cpp b/services/inputflinger/InputManager.cpp
index c5f60ad..e49667e 100644
--- a/services/inputflinger/InputManager.cpp
+++ b/services/inputflinger/InputManager.cpp
@@ -119,7 +119,7 @@
 }
 
 // Used by tests only.
-binder::Status InputManager::registerInputChannel(const InputChannelInfo& info) {
+binder::Status InputManager::registerInputChannel(const InputChannel& channel) {
     IPCThreadState* ipc = IPCThreadState::self();
     const int uid = ipc->getCallingUid();
     if (uid != AID_SHELL && uid != AID_ROOT) {
@@ -127,15 +127,12 @@
                 "from non shell/root entity (PID: %d)", ipc->getCallingPid());
         return binder::Status::ok();
     }
-    android::base::unique_fd newFd(::dup(info.mFd));
-    sp<InputChannel> channel = InputChannel::create(info.mName, std::move(newFd), info.mToken);
-    mDispatcher->registerInputChannel(channel);
+
+    mDispatcher->registerInputChannel(channel.dup());
     return binder::Status::ok();
 }
 
-binder::Status InputManager::unregisterInputChannel(const InputChannelInfo& info) {
-    android::base::unique_fd newFd(::dup(info.mFd));
-    sp<InputChannel> channel = InputChannel::create(info.mName, std::move(newFd), info.mToken);
+binder::Status InputManager::unregisterInputChannel(const InputChannel& channel) {
     mDispatcher->unregisterInputChannel(channel);
     return binder::Status::ok();
 }
@@ -149,4 +146,9 @@
     return NO_ERROR;
 }
 
+binder::Status InputManager::setFocusedWindow(const FocusRequest& request) {
+    mDispatcher->setFocusedWindow(request);
+    return binder::Status::ok();
+}
+
 } // namespace android
diff --git a/services/inputflinger/InputManager.h b/services/inputflinger/InputManager.h
index 4993b54..bf86a98 100644
--- a/services/inputflinger/InputManager.h
+++ b/services/inputflinger/InputManager.h
@@ -108,8 +108,9 @@
             const std::vector<InputWindowInfo>& handles,
             const sp<ISetInputWindowsListener>& setInputWindowsListener) override;
 
-    binder::Status registerInputChannel(const InputChannelInfo& info) override;
-    binder::Status unregisterInputChannel(const InputChannelInfo& info) override;
+    binder::Status registerInputChannel(const InputChannel& channel) override;
+    binder::Status unregisterInputChannel(const InputChannel& channel) override;
+    binder::Status setFocusedWindow(const FocusRequest&) override;
 
 private:
     sp<InputReaderInterface> mReader;
diff --git a/services/inputflinger/VibrationElement.cpp b/services/inputflinger/VibrationElement.cpp
new file mode 100644
index 0000000..aaf5834
--- /dev/null
+++ b/services/inputflinger/VibrationElement.cpp
@@ -0,0 +1,56 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "VibrationElement.h"
+
+#include <android-base/stringprintf.h>
+
+#include <algorithm>
+#include <cinttypes>
+
+using android::base::StringPrintf;
+
+namespace android {
+
+const std::string VibrationElement::toString() const {
+    std::string dump;
+    dump += StringPrintf("[duration=%lldms, channels=[", duration.count());
+
+    for (auto it = channels.begin(); it != channels.end(); ++it) {
+        dump += std::to_string(*it);
+        if (std::next(it) != channels.end()) {
+            dump += ", ";
+        }
+    }
+
+    dump += "]]";
+    return dump;
+}
+
+uint16_t VibrationElement::getMagnitude(size_t channelIdx) const {
+    if (channelIdx >= channels.size()) {
+        return 0;
+    }
+    // convert range [0,255] to [0,65535] (android framework to linux ff ranges)
+    return static_cast<uint16_t>(channels[channelIdx]) << 8;
+}
+
+bool VibrationElement::isOn() const {
+    return std::any_of(channels.begin(), channels.end(),
+                       [](uint16_t channel) { return channel != 0; });
+}
+
+} // namespace android
diff --git a/services/inputflinger/benchmarks/InputDispatcher_benchmarks.cpp b/services/inputflinger/benchmarks/InputDispatcher_benchmarks.cpp
index a15b7b2..b31980b 100644
--- a/services/inputflinger/benchmarks/InputDispatcher_benchmarks.cpp
+++ b/services/inputflinger/benchmarks/InputDispatcher_benchmarks.cpp
@@ -47,8 +47,8 @@
 private:
     void notifyConfigurationChanged(nsecs_t) override {}
 
-    std::chrono::nanoseconds notifyAnr(const sp<InputApplicationHandle>&, const sp<IBinder>&,
-                                       const std::string& name) override {
+    std::chrono::nanoseconds notifyAnr(const std::shared_ptr<InputApplicationHandle>&,
+                                       const sp<IBinder>&, const std::string& name) override {
         ALOGE("The window is not responding : %s", name.c_str());
         return 0s;
     }
@@ -94,7 +94,8 @@
     virtual ~FakeApplicationHandle() {}
 
     virtual bool updateInfo() {
-        mInfo.dispatchingTimeout = DISPATCHING_TIMEOUT;
+        mInfo.dispatchingTimeoutMillis =
+                std::chrono::duration_cast<std::chrono::milliseconds>(DISPATCHING_TIMEOUT).count();
         return true;
     }
 };
@@ -128,14 +129,17 @@
 protected:
     explicit FakeInputReceiver(const sp<InputDispatcher>& dispatcher, const std::string name)
           : mDispatcher(dispatcher) {
-        InputChannel::openInputChannelPair(name, mServerChannel, mClientChannel);
+        std::unique_ptr<InputChannel> serverChannel, clientChannel;
+        InputChannel::openInputChannelPair(name, serverChannel, clientChannel);
+        mServerChannel = std::move(serverChannel);
+        mClientChannel = std::move(clientChannel);
         mConsumer = std::make_unique<InputConsumer>(mClientChannel);
     }
 
     virtual ~FakeInputReceiver() {}
 
     sp<InputDispatcher> mDispatcher;
-    sp<InputChannel> mServerChannel, mClientChannel;
+    std::shared_ptr<InputChannel> mServerChannel, mClientChannel;
     std::unique_ptr<InputConsumer> mConsumer;
     PreallocatedInputEventFactory mEventFactory;
 };
@@ -145,7 +149,7 @@
     static const int32_t WIDTH = 200;
     static const int32_t HEIGHT = 200;
 
-    FakeWindowHandle(const sp<InputApplicationHandle>& inputApplicationHandle,
+    FakeWindowHandle(const std::shared_ptr<InputApplicationHandle>& inputApplicationHandle,
                      const sp<InputDispatcher>& dispatcher, const std::string name)
           : FakeInputReceiver(dispatcher, name), mFrame(Rect(0, 0, WIDTH, HEIGHT)) {
         mDispatcher->registerInputChannel(mServerChannel);
@@ -196,13 +200,13 @@
 
     const nsecs_t currentTime = now();
 
+    ui::Transform identityTransform;
     MotionEvent event;
     event.initialize(InputEvent::nextId(), DEVICE_ID, AINPUT_SOURCE_TOUCHSCREEN,
                      ADISPLAY_ID_DEFAULT, INVALID_HMAC, AMOTION_EVENT_ACTION_DOWN,
                      /* actionButton */ 0, /* flags */ 0,
                      /* edgeFlags */ 0, AMETA_NONE, /* buttonState */ 0, MotionClassification::NONE,
-                     1 /* xScale */, 1 /* yScale */,
-                     /* xOffset */ 0, /* yOffset */ 0, /* xPrecision */ 0,
+                     identityTransform, /* xPrecision */ 0,
                      /* yPrecision */ 0, AMOTION_EVENT_INVALID_CURSOR_POSITION,
                      AMOTION_EVENT_INVALID_CURSOR_POSITION, currentTime, currentTime,
                      /*pointerCount*/ 1, pointerProperties, pointerCoords);
@@ -243,7 +247,7 @@
     dispatcher->start();
 
     // Create a window that will receive motion events
-    sp<FakeApplicationHandle> application = new FakeApplicationHandle();
+    std::shared_ptr<FakeApplicationHandle> application = std::make_shared<FakeApplicationHandle>();
     sp<FakeWindowHandle> window = new FakeWindowHandle(application, dispatcher, "Fake Window");
 
     dispatcher->setInputWindows({{ADISPLAY_ID_DEFAULT, {window}}});
@@ -279,7 +283,7 @@
     dispatcher->start();
 
     // Create a window that will receive motion events
-    sp<FakeApplicationHandle> application = new FakeApplicationHandle();
+    std::shared_ptr<FakeApplicationHandle> application = std::make_shared<FakeApplicationHandle>();
     sp<FakeWindowHandle> window = new FakeWindowHandle(application, dispatcher, "Fake Window");
 
     dispatcher->setInputWindows({{ADISPLAY_ID_DEFAULT, {window}}});
diff --git a/services/inputflinger/dispatcher/Connection.cpp b/services/inputflinger/dispatcher/Connection.cpp
index f5ea563..cee9c39 100644
--- a/services/inputflinger/dispatcher/Connection.cpp
+++ b/services/inputflinger/dispatcher/Connection.cpp
@@ -20,7 +20,7 @@
 
 namespace android::inputdispatcher {
 
-Connection::Connection(const sp<InputChannel>& inputChannel, bool monitor,
+Connection::Connection(const std::shared_ptr<InputChannel>& inputChannel, bool monitor,
                        const IdGenerator& idGenerator)
       : status(STATUS_NORMAL),
         inputChannel(inputChannel),
diff --git a/services/inputflinger/dispatcher/Connection.h b/services/inputflinger/dispatcher/Connection.h
index 3b33f29..c4262ad 100644
--- a/services/inputflinger/dispatcher/Connection.h
+++ b/services/inputflinger/dispatcher/Connection.h
@@ -42,7 +42,7 @@
     };
 
     Status status;
-    sp<InputChannel> inputChannel; // never null
+    std::shared_ptr<InputChannel> inputChannel; // never null
     bool monitor;
     InputPublisher inputPublisher;
     InputState inputState;
@@ -59,7 +59,8 @@
     // yet received a "finished" response from the application.
     std::deque<DispatchEntry*> waitQueue;
 
-    Connection(const sp<InputChannel>& inputChannel, bool monitor, const IdGenerator& idGenerator);
+    Connection(const std::shared_ptr<InputChannel>& inputChannel, bool monitor,
+               const IdGenerator& idGenerator);
 
     inline const std::string getInputChannelName() const { return inputChannel->getName(); }
 
diff --git a/services/inputflinger/dispatcher/Entry.cpp b/services/inputflinger/dispatcher/Entry.cpp
index fdbb1d1..ded74ba 100644
--- a/services/inputflinger/dispatcher/Entry.cpp
+++ b/services/inputflinger/dispatcher/Entry.cpp
@@ -117,10 +117,12 @@
 // --- FocusEntry ---
 
 // Focus notifications always go to apps, so set the flag POLICY_FLAG_PASS_TO_USER for all entries
-FocusEntry::FocusEntry(int32_t id, nsecs_t eventTime, sp<IBinder> connectionToken, bool hasFocus)
+FocusEntry::FocusEntry(int32_t id, nsecs_t eventTime, sp<IBinder> connectionToken, bool hasFocus,
+                       std::string_view reason)
       : EventEntry(id, Type::FOCUS, eventTime, POLICY_FLAG_PASS_TO_USER),
         connectionToken(connectionToken),
-        hasFocus(hasFocus) {}
+        hasFocus(hasFocus),
+        reason(reason) {}
 
 FocusEntry::~FocusEntry() {}
 
@@ -240,17 +242,13 @@
 
 volatile int32_t DispatchEntry::sNextSeqAtomic;
 
-DispatchEntry::DispatchEntry(EventEntry* eventEntry, int32_t targetFlags, float xOffset,
-                             float yOffset, float globalScaleFactor, float windowXScale,
-                             float windowYScale)
+DispatchEntry::DispatchEntry(EventEntry* eventEntry, int32_t targetFlags, ui::Transform transform,
+                             float globalScaleFactor)
       : seq(nextSeq()),
         eventEntry(eventEntry),
         targetFlags(targetFlags),
-        xOffset(xOffset),
-        yOffset(yOffset),
+        transform(transform),
         globalScaleFactor(globalScaleFactor),
-        windowXScale(windowXScale),
-        windowYScale(windowYScale),
         deliveryTime(0),
         resolvedAction(0),
         resolvedFlags(0) {
diff --git a/services/inputflinger/dispatcher/Entry.h b/services/inputflinger/dispatcher/Entry.h
index 6b7697d..5fd772e 100644
--- a/services/inputflinger/dispatcher/Entry.h
+++ b/services/inputflinger/dispatcher/Entry.h
@@ -112,8 +112,10 @@
 struct FocusEntry : EventEntry {
     sp<IBinder> connectionToken;
     bool hasFocus;
+    std::string_view reason;
 
-    FocusEntry(int32_t id, nsecs_t eventTime, sp<IBinder> connectionToken, bool hasFocus);
+    FocusEntry(int32_t id, nsecs_t eventTime, sp<IBinder> connectionToken, bool hasFocus,
+               std::string_view reason);
     virtual void appendDescription(std::string& msg) const;
 
 protected:
@@ -193,11 +195,8 @@
 
     EventEntry* eventEntry; // the event to dispatch
     int32_t targetFlags;
-    float xOffset;
-    float yOffset;
+    ui::Transform transform;
     float globalScaleFactor;
-    float windowXScale = 1.0f;
-    float windowYScale = 1.0f;
     // Both deliveryTime and timeoutTime are only populated when the entry is sent to the app,
     // and will be undefined before that.
     nsecs_t deliveryTime; // time when the event was actually delivered
@@ -209,8 +208,8 @@
     int32_t resolvedAction;
     int32_t resolvedFlags;
 
-    DispatchEntry(EventEntry* eventEntry, int32_t targetFlags, float xOffset, float yOffset,
-                  float globalScaleFactor, float windowXScale, float windowYScale);
+    DispatchEntry(EventEntry* eventEntry, int32_t targetFlags, ui::Transform transform,
+                  float globalScaleFactor);
     ~DispatchEntry();
 
     inline bool hasForegroundTarget() const { return targetFlags & InputTarget::FLAG_FOREGROUND; }
@@ -257,12 +256,12 @@
     sp<Connection> connection;
     nsecs_t eventTime;
     KeyEntry* keyEntry;
-    sp<InputApplicationHandle> inputApplicationHandle;
+    std::shared_ptr<InputApplicationHandle> inputApplicationHandle;
     std::string reason;
     int32_t userActivityEventType;
     uint32_t seq;
     bool handled;
-    sp<InputChannel> inputChannel;
+    std::shared_ptr<InputChannel> inputChannel;
     sp<IBinder> oldToken;
     sp<IBinder> newToken;
 };
diff --git a/services/inputflinger/dispatcher/EventLogTags.logtags b/services/inputflinger/dispatcher/EventLogTags.logtags
index 9c0f80e..2836467 100644
--- a/services/inputflinger/dispatcher/EventLogTags.logtags
+++ b/services/inputflinger/dispatcher/EventLogTags.logtags
@@ -36,7 +36,7 @@
 # 62000 - 62199 reserved for inputflinger
 
 62000 input_interaction (windows|4)
-62001 input_focus (window|3)
+62001 input_focus (window|3),(reason|3)
 
 # NOTE - the range 1000000-2000000 is reserved for partners and others who
 # want to define their own log tags without conflicting with the core platform.
\ No newline at end of file
diff --git a/services/inputflinger/dispatcher/InputDispatcher.cpp b/services/inputflinger/dispatcher/InputDispatcher.cpp
index 3bdbcce..5ba5ad8 100644
--- a/services/inputflinger/dispatcher/InputDispatcher.cpp
+++ b/services/inputflinger/dispatcher/InputDispatcher.cpp
@@ -47,6 +47,7 @@
 
 #include <android-base/chrono_utils.h>
 #include <android-base/stringprintf.h>
+#include <android/os/IInputConstants.h>
 #include <binder/Binder.h>
 #include <input/InputDevice.h>
 #include <input/InputWindow.h>
@@ -80,7 +81,8 @@
 
 // Default input dispatching timeout if there is no focused application or paused window
 // from which to determine an appropriate dispatching timeout.
-constexpr std::chrono::nanoseconds DEFAULT_INPUT_DISPATCHING_TIMEOUT = 5s;
+constexpr std::chrono::duration DEFAULT_INPUT_DISPATCHING_TIMEOUT =
+        std::chrono::milliseconds(android::os::IInputConstants::DEFAULT_DISPATCHING_TIMEOUT_MILLIS);
 
 // Amount of time to allow for all pending events to be processed when an app switch
 // key is on the way.  This is used to preempt input dispatch and drop input events
@@ -271,12 +273,11 @@
 static std::unique_ptr<DispatchEntry> createDispatchEntry(const InputTarget& inputTarget,
                                                           EventEntry* eventEntry,
                                                           int32_t inputTargetFlags) {
-    if (inputTarget.useDefaultPointerInfo()) {
-        const PointerInfo& pointerInfo = inputTarget.getDefaultPointerInfo();
+    if (inputTarget.useDefaultPointerTransform()) {
+        const ui::Transform& transform = inputTarget.getDefaultPointerTransform();
         return std::make_unique<DispatchEntry>(eventEntry, // increments ref
-                                               inputTargetFlags, pointerInfo.xOffset,
-                                               pointerInfo.yOffset, inputTarget.globalScaleFactor,
-                                               pointerInfo.windowXScale, pointerInfo.windowYScale);
+                                               inputTargetFlags, transform,
+                                               inputTarget.globalScaleFactor);
     }
 
     ALOG_ASSERT(eventEntry->type == EventEntry::Type::MOTION);
@@ -286,28 +287,24 @@
 
     // Use the first pointer information to normalize all other pointers. This could be any pointer
     // as long as all other pointers are normalized to the same value and the final DispatchEntry
-    // uses the offset and scale for the normalized pointer.
-    const PointerInfo& firstPointerInfo =
-            inputTarget.pointerInfos[inputTarget.pointerIds.firstMarkedBit()];
+    // uses the transform for the normalized pointer.
+    const ui::Transform& firstPointerTransform =
+            inputTarget.pointerTransforms[inputTarget.pointerIds.firstMarkedBit()];
+    ui::Transform inverseFirstTransform = firstPointerTransform.inverse();
 
     // Iterate through all pointers in the event to normalize against the first.
     for (uint32_t pointerIndex = 0; pointerIndex < motionEntry.pointerCount; pointerIndex++) {
         const PointerProperties& pointerProperties = motionEntry.pointerProperties[pointerIndex];
         uint32_t pointerId = uint32_t(pointerProperties.id);
-        const PointerInfo& currPointerInfo = inputTarget.pointerInfos[pointerId];
-
-        // The scale factor is the ratio of the current pointers scale to the normalized scale.
-        float scaleXDiff = currPointerInfo.windowXScale / firstPointerInfo.windowXScale;
-        float scaleYDiff = currPointerInfo.windowYScale / firstPointerInfo.windowYScale;
+        const ui::Transform& currTransform = inputTarget.pointerTransforms[pointerId];
 
         pointerCoords[pointerIndex].copyFrom(motionEntry.pointerCoords[pointerIndex]);
-        // First apply the current pointers offset to set the window at 0,0
-        pointerCoords[pointerIndex].applyOffset(currPointerInfo.xOffset, currPointerInfo.yOffset);
-        // Next scale the coordinates.
-        pointerCoords[pointerIndex].scale(1, scaleXDiff, scaleYDiff);
-        // Lastly, offset the coordinates so they're in the normalized pointer's frame.
-        pointerCoords[pointerIndex].applyOffset(-firstPointerInfo.xOffset,
-                                                -firstPointerInfo.yOffset);
+        // First, apply the current pointer's transform to update the coordinates into
+        // window space.
+        pointerCoords[pointerIndex].transform(currTransform);
+        // Next, apply the inverse transform of the normalized coordinates so the
+        // current coordinates are transformed into the normalized coordinate space.
+        pointerCoords[pointerIndex].transform(inverseFirstTransform);
     }
 
     MotionEntry* combinedMotionEntry =
@@ -329,10 +326,8 @@
 
     std::unique_ptr<DispatchEntry> dispatchEntry =
             std::make_unique<DispatchEntry>(combinedMotionEntry, // increments ref
-                                            inputTargetFlags, firstPointerInfo.xOffset,
-                                            firstPointerInfo.yOffset, inputTarget.globalScaleFactor,
-                                            firstPointerInfo.windowXScale,
-                                            firstPointerInfo.windowYScale);
+                                            inputTargetFlags, firstPointerTransform,
+                                            inputTarget.globalScaleFactor);
     combinedMotionEntry->release();
     return dispatchEntry;
 }
@@ -433,7 +428,7 @@
 
     while (!mConnectionsByFd.empty()) {
         sp<Connection> connection = mConnectionsByFd.begin()->second;
-        unregisterInputChannel(connection->inputChannel);
+        unregisterInputChannel(*connection->inputChannel);
     }
 }
 
@@ -503,7 +498,7 @@
     if (mNoFocusedWindowTimeoutTime.has_value() && mAwaitedFocusedApplication != nullptr) {
         if (currentTime >= *mNoFocusedWindowTimeoutTime) {
             onAnrLocked(mAwaitedFocusedApplication);
-            mAwaitedFocusedApplication.clear();
+            mAwaitedFocusedApplication.reset();
             return LONG_LONG_MIN;
         } else {
             // Keep waiting
@@ -532,12 +527,12 @@
     return LONG_LONG_MIN;
 }
 
-nsecs_t InputDispatcher::getDispatchingTimeoutLocked(const sp<IBinder>& token) {
+std::chrono::nanoseconds InputDispatcher::getDispatchingTimeoutLocked(const sp<IBinder>& token) {
     sp<InputWindowHandle> window = getWindowHandleLocked(token);
     if (window != nullptr) {
-        return window->getDispatchingTimeout(DEFAULT_INPUT_DISPATCHING_TIMEOUT).count();
+        return window->getDispatchingTimeout(DEFAULT_INPUT_DISPATCHING_TIMEOUT);
     }
-    return DEFAULT_INPUT_DISPATCHING_TIMEOUT.count();
+    return DEFAULT_INPUT_DISPATCHING_TIMEOUT;
 }
 
 void InputDispatcher::dispatchOnceInnerLocked(nsecs_t* nextWakeupTime) {
@@ -1083,7 +1078,8 @@
     return true;
 }
 
-void InputDispatcher::enqueueFocusEventLocked(const InputWindowHandle& window, bool hasFocus) {
+void InputDispatcher::enqueueFocusEventLocked(const InputWindowHandle& window, bool hasFocus,
+                                              std::string_view reason) {
     if (mPendingEvent != nullptr) {
         // Move the pending event to the front of the queue. This will give the chance
         // for the pending event to get dispatched to the newly focused window
@@ -1092,7 +1088,7 @@
     }
 
     FocusEntry* focusEntry =
-            new FocusEntry(mIdGenerator.nextId(), now(), window.getToken(), hasFocus);
+            new FocusEntry(mIdGenerator.nextId(), now(), window.getToken(), hasFocus, reason);
 
     // This event should go to the front of the queue, but behind all other focus events
     // Find the last focus event, and insert right after it
@@ -1105,7 +1101,7 @@
 }
 
 void InputDispatcher::dispatchFocusLocked(nsecs_t currentTime, FocusEntry* entry) {
-    sp<InputChannel> channel = getInputChannelLocked(entry->connectionToken);
+    std::shared_ptr<InputChannel> channel = getInputChannelLocked(entry->connectionToken);
     if (channel == nullptr) {
         return; // Window has gone away
     }
@@ -1115,7 +1111,8 @@
     entry->dispatchInProgress = true;
     std::string message = std::string("Focus ") + (entry->hasFocus ? "entering " : "leaving ") +
             channel->getName();
-    android_log_event_list(LOGTAG_INPUT_FOCUS) << message << LOG_ID_EVENTS;
+    std::string reason = std::string("reason=").append(entry->reason);
+    android_log_event_list(LOGTAG_INPUT_FOCUS) << message << reason << LOG_ID_EVENTS;
     dispatchEventLocked(currentTime, entry, {target});
 }
 
@@ -1396,7 +1393,7 @@
 
     // Reset input target wait timeout.
     mNoFocusedWindowTimeoutTime = std::nullopt;
-    mAwaitedFocusedApplication.clear();
+    mAwaitedFocusedApplication.reset();
 }
 
 /**
@@ -1440,7 +1437,9 @@
         ALOGD("Waiting to send key to %s because there are unprocessed events that may cause "
               "focus to change",
               focusedWindowName);
-        mKeyIsWaitingForEventsTimeout = currentTime + KEY_WAITING_FOR_EVENTS_TIMEOUT.count();
+        mKeyIsWaitingForEventsTimeout = currentTime +
+                std::chrono::duration_cast<std::chrono::nanoseconds>(KEY_WAITING_FOR_EVENTS_TIMEOUT)
+                        .count();
         return true;
     }
 
@@ -1466,7 +1465,7 @@
     int32_t displayId = getTargetDisplayId(entry);
     sp<InputWindowHandle> focusedWindowHandle =
             getValueByKey(mFocusedWindowHandlesByDisplay, displayId);
-    sp<InputApplicationHandle> focusedApplicationHandle =
+    std::shared_ptr<InputApplicationHandle> focusedApplicationHandle =
             getValueByKey(mFocusedApplicationHandlesByDisplay, displayId);
 
     // If there is no currently focused window and no focused application
@@ -1694,15 +1693,11 @@
             newTouchedWindowHandle = nullptr;
         }
 
+        // Ensure the window has a connection and the connection is responsive
         if (newTouchedWindowHandle != nullptr) {
-            sp<Connection> connection = getConnectionLocked(newTouchedWindowHandle->getToken());
-            if (connection == nullptr) {
-                ALOGI("Could not find connection for %s",
-                      newTouchedWindowHandle->getName().c_str());
-                newTouchedWindowHandle = nullptr;
-            } else if (!connection->responsive) {
-                // don't send the new touch to an unresponsive window
-                ALOGW("Unresponsive window %s will not get the new gesture at %" PRIu64,
+            const bool isResponsive = hasResponsiveConnectionLocked(*newTouchedWindowHandle);
+            if (!isResponsive) {
+                ALOGW("%s will not receive the new gesture at %" PRIu64,
                       newTouchedWindowHandle->getName().c_str(), entry.eventTime);
                 newTouchedWindowHandle = nullptr;
             }
@@ -2029,7 +2024,8 @@
 
     if (it == inputTargets.end()) {
         InputTarget inputTarget;
-        sp<InputChannel> inputChannel = getInputChannelLocked(windowHandle->getToken());
+        std::shared_ptr<InputChannel> inputChannel =
+                getInputChannelLocked(windowHandle->getToken());
         if (inputChannel == nullptr) {
             ALOGW("Window %s already unregistered input channel", windowHandle->getName().c_str());
             return;
@@ -2044,8 +2040,7 @@
     ALOG_ASSERT(it->flags == targetFlags);
     ALOG_ASSERT(it->globalScaleFactor == windowInfo->globalScaleFactor);
 
-    it->addPointers(pointerIds, -windowInfo->frameLeft, -windowInfo->frameTop,
-                    windowInfo->windowXScale, windowInfo->windowYScale);
+    it->addPointers(pointerIds, windowInfo->transform);
 }
 
 void InputDispatcher::addGlobalMonitoringTargetsLocked(std::vector<InputTarget>& inputTargets,
@@ -2068,7 +2063,9 @@
     InputTarget target;
     target.inputChannel = monitor.inputChannel;
     target.flags = InputTarget::FLAG_DISPATCH_AS_IS;
-    target.setDefaultPointerInfo(xOffset, yOffset, 1 /* windowXScale */, 1 /* windowYScale */);
+    ui::Transform t;
+    t.set(xOffset, yOffset);
+    target.setDefaultPointerTransform(t);
     inputTargets.push_back(target);
 }
 
@@ -2154,7 +2151,7 @@
 }
 
 std::string InputDispatcher::getApplicationWindowLabel(
-        const sp<InputApplicationHandle>& applicationHandle,
+        const std::shared_ptr<InputApplicationHandle>& applicationHandle,
         const sp<InputWindowHandle>& windowHandle) {
     if (applicationHandle != nullptr) {
         if (windowHandle != nullptr) {
@@ -2554,9 +2551,9 @@
     while (connection->status == Connection::STATUS_NORMAL && !connection->outboundQueue.empty()) {
         DispatchEntry* dispatchEntry = connection->outboundQueue.front();
         dispatchEntry->deliveryTime = currentTime;
-        const nsecs_t timeout =
+        const std::chrono::nanoseconds timeout =
                 getDispatchingTimeoutLocked(connection->inputChannel->getConnectionToken());
-        dispatchEntry->timeoutTime = currentTime + timeout;
+        dispatchEntry->timeoutTime = currentTime + timeout.count();
 
         // Publish the event.
         status_t status;
@@ -2587,15 +2584,9 @@
                 const PointerCoords* usingCoords = motionEntry->pointerCoords;
 
                 // Set the X and Y offset and X and Y scale depending on the input source.
-                float xOffset = 0.0f, yOffset = 0.0f;
-                float xScale = 1.0f, yScale = 1.0f;
                 if ((motionEntry->source & AINPUT_SOURCE_CLASS_POINTER) &&
                     !(dispatchEntry->targetFlags & InputTarget::FLAG_ZERO_COORDS)) {
                     float globalScaleFactor = dispatchEntry->globalScaleFactor;
-                    xScale = dispatchEntry->windowXScale;
-                    yScale = dispatchEntry->windowYScale;
-                    xOffset = dispatchEntry->xOffset * xScale;
-                    yOffset = dispatchEntry->yOffset * yScale;
                     if (globalScaleFactor != 1.0f) {
                         for (uint32_t i = 0; i < motionEntry->pointerCount; i++) {
                             scaledCoords[i] = motionEntry->pointerCoords[i];
@@ -2630,8 +2621,9 @@
                                                      dispatchEntry->resolvedFlags,
                                                      motionEntry->edgeFlags, motionEntry->metaState,
                                                      motionEntry->buttonState,
-                                                     motionEntry->classification, xScale, yScale,
-                                                     xOffset, yOffset, motionEntry->xPrecision,
+                                                     motionEntry->classification,
+                                                     dispatchEntry->transform,
+                                                     motionEntry->xPrecision,
                                                      motionEntry->yPrecision,
                                                      motionEntry->xCursorPosition,
                                                      motionEntry->yCursorPosition,
@@ -2844,7 +2836,7 @@
         }
 
         // Unregister the channel.
-        d->unregisterInputChannelLocked(connection->inputChannel, notify);
+        d->unregisterInputChannelLocked(*connection->inputChannel, notify);
         return 0; // remove the callback
     }             // release lock
 }
@@ -2874,7 +2866,7 @@
 }
 
 void InputDispatcher::synthesizeCancelationEventsForInputChannelLocked(
-        const sp<InputChannel>& channel, const CancelationOptions& options) {
+        const std::shared_ptr<InputChannel>& channel, const CancelationOptions& options) {
     sp<Connection> connection = getConnectionLocked(channel->getConnectionToken());
     if (connection == nullptr) {
         return;
@@ -2909,8 +2901,7 @@
             getWindowHandleLocked(connection->inputChannel->getConnectionToken());
     if (windowHandle != nullptr) {
         const InputWindowInfo* windowInfo = windowHandle->getInfo();
-        target.setDefaultPointerInfo(-windowInfo->frameLeft, -windowInfo->frameTop,
-                                     windowInfo->windowXScale, windowInfo->windowYScale);
+        target.setDefaultPointerTransform(windowInfo->transform);
         target.globalScaleFactor = windowInfo->globalScaleFactor;
     }
     target.inputChannel = connection->inputChannel;
@@ -2975,8 +2966,7 @@
             getWindowHandleLocked(connection->inputChannel->getConnectionToken());
     if (windowHandle != nullptr) {
         const InputWindowInfo* windowInfo = windowHandle->getInfo();
-        target.setDefaultPointerInfo(-windowInfo->frameLeft, -windowInfo->frameTop,
-                                     windowInfo->windowXScale, windowInfo->windowYScale);
+        target.setDefaultPointerTransform(windowInfo->transform);
         target.globalScaleFactor = windowInfo->globalScaleFactor;
     }
     target.inputChannel = connection->inputChannel;
@@ -3287,13 +3277,13 @@
             mLock.unlock();
 
             MotionEvent event;
+            ui::Transform transform;
             event.initialize(args->id, args->deviceId, args->source, args->displayId, INVALID_HMAC,
                              args->action, args->actionButton, args->flags, args->edgeFlags,
-                             args->metaState, args->buttonState, args->classification, 1 /*xScale*/,
-                             1 /*yScale*/, 0 /* xOffset */, 0 /* yOffset */, args->xPrecision,
-                             args->yPrecision, args->xCursorPosition, args->yCursorPosition,
-                             args->downTime, args->eventTime, args->pointerCount,
-                             args->pointerProperties, args->pointerCoords);
+                             args->metaState, args->buttonState, args->classification, transform,
+                             args->xPrecision, args->yPrecision, args->xCursorPosition,
+                             args->yCursorPosition, args->downTime, args->eventTime,
+                             args->pointerCount, args->pointerProperties, args->pointerCoords);
 
             policyFlags |= POLICY_FLAG_FILTERED;
             if (!mPolicy->filterInputEvent(&event, policyFlags)) {
@@ -3690,7 +3680,31 @@
     return false;
 }
 
-sp<InputChannel> InputDispatcher::getInputChannelLocked(const sp<IBinder>& token) const {
+bool InputDispatcher::hasResponsiveConnectionLocked(InputWindowHandle& windowHandle) const {
+    sp<Connection> connection = getConnectionLocked(windowHandle.getToken());
+    const bool noInputChannel =
+            windowHandle.getInfo()->inputFeatures.test(InputWindowInfo::Feature::NO_INPUT_CHANNEL);
+    if (connection != nullptr && noInputChannel) {
+        ALOGW("%s has feature NO_INPUT_CHANNEL, but it matched to connection %s",
+              windowHandle.getName().c_str(), connection->inputChannel->getName().c_str());
+        return false;
+    }
+
+    if (connection == nullptr) {
+        if (!noInputChannel) {
+            ALOGI("Could not find connection for %s", windowHandle.getName().c_str());
+        }
+        return false;
+    }
+    if (!connection->responsive) {
+        ALOGW("Window %s is not responsive", windowHandle.getName().c_str());
+        return false;
+    }
+    return true;
+}
+
+std::shared_ptr<InputChannel> InputDispatcher::getInputChannelLocked(
+        const sp<IBinder>& token) const {
     size_t count = mInputChannelsByToken.count(token);
     if (count == 0) {
         return nullptr;
@@ -3784,6 +3798,17 @@
         ALOGD("setInputWindows displayId=%" PRId32 " %s", displayId, windowList.c_str());
     }
 
+    // Ensure all tokens are null if the window has feature NO_INPUT_CHANNEL
+    for (const sp<InputWindowHandle>& window : inputWindowHandles) {
+        const bool noInputWindow =
+                window->getInfo()->inputFeatures.test(InputWindowInfo::Feature::NO_INPUT_CHANNEL);
+        if (noInputWindow && window->getToken() != nullptr) {
+            ALOGE("%s has feature NO_INPUT_WINDOW, but a non-null token. Clearing",
+                  window->getName().c_str());
+            window->releaseChannel();
+        }
+    }
+
     // Copy old handles for release if they are no longer present.
     const std::vector<sp<InputWindowHandle>> oldWindowHandles = getWindowHandlesLocked(displayId);
 
@@ -3810,33 +3835,8 @@
             getValueByKey(mFocusedWindowHandlesByDisplay, displayId);
 
     if (!haveSameToken(oldFocusedWindowHandle, newFocusedWindowHandle)) {
-        if (oldFocusedWindowHandle != nullptr) {
-            if (DEBUG_FOCUS) {
-                ALOGD("Focus left window: %s in display %" PRId32,
-                      oldFocusedWindowHandle->getName().c_str(), displayId);
-            }
-            sp<InputChannel> focusedInputChannel =
-                    getInputChannelLocked(oldFocusedWindowHandle->getToken());
-            if (focusedInputChannel != nullptr) {
-                CancelationOptions options(CancelationOptions::CANCEL_NON_POINTER_EVENTS,
-                                           "focus left window");
-                synthesizeCancelationEventsForInputChannelLocked(focusedInputChannel, options);
-                enqueueFocusEventLocked(*oldFocusedWindowHandle, false /*hasFocus*/);
-            }
-            mFocusedWindowHandlesByDisplay.erase(displayId);
-        }
-        if (newFocusedWindowHandle != nullptr) {
-            if (DEBUG_FOCUS) {
-                ALOGD("Focus entered window: %s in display %" PRId32,
-                      newFocusedWindowHandle->getName().c_str(), displayId);
-            }
-            mFocusedWindowHandlesByDisplay[displayId] = newFocusedWindowHandle;
-            enqueueFocusEventLocked(*newFocusedWindowHandle, true /*hasFocus*/);
-        }
-
-        if (mFocusedDisplayId == displayId) {
-            onFocusChangedLocked(oldFocusedWindowHandle, newFocusedWindowHandle);
-        }
+        onFocusChangedLocked(oldFocusedWindowHandle, newFocusedWindowHandle, displayId,
+                             "setInputWindowsLocked");
     }
 
     std::unordered_map<int32_t, TouchState>::iterator stateIt =
@@ -3850,7 +3850,7 @@
                     ALOGD("Touched window was removed: %s in display %" PRId32,
                           touchedWindow.windowHandle->getName().c_str(), displayId);
                 }
-                sp<InputChannel> touchedInputChannel =
+                std::shared_ptr<InputChannel> touchedInputChannel =
                         getInputChannelLocked(touchedWindow.windowHandle->getToken());
                 if (touchedInputChannel != nullptr) {
                     CancelationOptions options(CancelationOptions::CANCEL_POINTER_EVENTS,
@@ -3879,30 +3879,36 @@
 }
 
 void InputDispatcher::setFocusedApplication(
-        int32_t displayId, const sp<InputApplicationHandle>& inputApplicationHandle) {
+        int32_t displayId, const std::shared_ptr<InputApplicationHandle>& inputApplicationHandle) {
     if (DEBUG_FOCUS) {
         ALOGD("setFocusedApplication displayId=%" PRId32 " %s", displayId,
               inputApplicationHandle ? inputApplicationHandle->getName().c_str() : "<nullptr>");
     }
-    { // acquire lock
+    if (inputApplicationHandle != nullptr &&
+        inputApplicationHandle->getApplicationToken() != nullptr) {
+        // acquire lock
         std::scoped_lock _l(mLock);
 
-        sp<InputApplicationHandle> oldFocusedApplicationHandle =
+        std::shared_ptr<InputApplicationHandle> oldFocusedApplicationHandle =
                 getValueByKey(mFocusedApplicationHandlesByDisplay, displayId);
 
-        if (oldFocusedApplicationHandle == mAwaitedFocusedApplication &&
-            inputApplicationHandle != oldFocusedApplicationHandle) {
-            resetNoFocusedWindowTimeoutLocked();
+        // If oldFocusedApplicationHandle already exists
+        if (oldFocusedApplicationHandle != nullptr) {
+            // If a new focused application handle is different from the old one and
+            // old focus application info is awaited focused application info.
+            if (*oldFocusedApplicationHandle != *inputApplicationHandle &&
+                mAwaitedFocusedApplication != nullptr &&
+                *oldFocusedApplicationHandle == *mAwaitedFocusedApplication) {
+                resetNoFocusedWindowTimeoutLocked();
+            }
+            // Erase the old application from container first
+            mFocusedApplicationHandlesByDisplay.erase(displayId);
+            // Should already get freed after removed from container but just double check.
+            oldFocusedApplicationHandle.reset();
         }
 
-        if (inputApplicationHandle != nullptr && inputApplicationHandle->updateInfo()) {
-            if (oldFocusedApplicationHandle != inputApplicationHandle) {
-                mFocusedApplicationHandlesByDisplay[displayId] = inputApplicationHandle;
-            }
-        } else if (oldFocusedApplicationHandle != nullptr) {
-            oldFocusedApplicationHandle.clear();
-            mFocusedApplicationHandlesByDisplay.erase(displayId);
-        }
+        // Set the new application handle.
+        mFocusedApplicationHandlesByDisplay[displayId] = inputApplicationHandle;
     } // release lock
 
     // Wake up poll loop since it may need to make new input dispatching choices.
@@ -3929,7 +3935,7 @@
             sp<InputWindowHandle> oldFocusedWindowHandle =
                     getValueByKey(mFocusedWindowHandlesByDisplay, mFocusedDisplayId);
             if (oldFocusedWindowHandle != nullptr) {
-                sp<InputChannel> inputChannel =
+                std::shared_ptr<InputChannel> inputChannel =
                         getInputChannelLocked(oldFocusedWindowHandle->getToken());
                 if (inputChannel != nullptr) {
                     CancelationOptions
@@ -3944,7 +3950,7 @@
             // Sanity check
             sp<InputWindowHandle> newFocusedWindowHandle =
                     getValueByKey(mFocusedWindowHandlesByDisplay, displayId);
-            onFocusChangedLocked(oldFocusedWindowHandle, newFocusedWindowHandle);
+            notifyFocusChangedLocked(oldFocusedWindowHandle, newFocusedWindowHandle);
 
             if (newFocusedWindowHandle == nullptr) {
                 ALOGW("Focused display #%" PRId32 " does not have a focused window.", displayId);
@@ -4149,12 +4155,12 @@
         dump += StringPrintf(INDENT "FocusedApplications:\n");
         for (auto& it : mFocusedApplicationHandlesByDisplay) {
             const int32_t displayId = it.first;
-            const sp<InputApplicationHandle>& applicationHandle = it.second;
-            const int64_t timeoutMillis = millis(
-                    applicationHandle->getDispatchingTimeout(DEFAULT_INPUT_DISPATCHING_TIMEOUT));
+            const std::shared_ptr<InputApplicationHandle>& applicationHandle = it.second;
+            const std::chrono::duration timeout =
+                    applicationHandle->getDispatchingTimeout(DEFAULT_INPUT_DISPATCHING_TIMEOUT);
             dump += StringPrintf(INDENT2 "displayId=%" PRId32
                                          ", name='%s', dispatchingTimeout=%" PRId64 "ms\n",
-                                 displayId, applicationHandle->getName().c_str(), timeoutMillis);
+                                 displayId, applicationHandle->getName().c_str(), millis(timeout));
         }
     } else {
         dump += StringPrintf(INDENT "FocusedApplications: <none>\n");
@@ -4219,7 +4225,7 @@
                                                  "hasWallpaper=%s, visible=%s, canReceiveKeys=%s, "
                                                  "flags=%s, type=0x%08x, "
                                                  "frame=[%d,%d][%d,%d], globalScale=%f, "
-                                                 "windowScale=(%f,%f), touchableRegion=",
+                                                 "touchableRegion=",
                                          i, windowInfo->name.c_str(), windowInfo->displayId,
                                          windowInfo->portalToDisplayId,
                                          toString(windowInfo->paused),
@@ -4227,13 +4233,11 @@
                                          toString(windowInfo->hasWallpaper),
                                          toString(windowInfo->visible),
                                          toString(windowInfo->canReceiveKeys),
-                                         windowInfo->flags.string(InputWindowInfo::flagToString)
-                                                 .c_str(),
+                                         windowInfo->flags.string().c_str(),
                                          static_cast<int32_t>(windowInfo->type),
                                          windowInfo->frameLeft, windowInfo->frameTop,
                                          windowInfo->frameRight, windowInfo->frameBottom,
-                                         windowInfo->globalScaleFactor, windowInfo->windowXScale,
-                                         windowInfo->windowYScale);
+                                         windowInfo->globalScaleFactor);
                     dumpRegion(dump, windowInfo->touchableRegion);
                     dump += StringPrintf(", inputFeatures=%s",
                                          windowInfo->inputFeatures.string().c_str());
@@ -4241,6 +4245,7 @@
                                          "ms\n",
                                          windowInfo->ownerPid, windowInfo->ownerUid,
                                          millis(windowInfo->dispatchingTimeout));
+                    windowInfo->transform.dump(dump, INDENT4 "transform=");
                 }
             } else {
                 dump += INDENT2 "Windows: <none>\n";
@@ -4376,13 +4381,13 @@
     const size_t numMonitors = monitors.size();
     for (size_t i = 0; i < numMonitors; i++) {
         const Monitor& monitor = monitors[i];
-        const sp<InputChannel>& channel = monitor.inputChannel;
+        const std::shared_ptr<InputChannel>& channel = monitor.inputChannel;
         dump += StringPrintf(INDENT2 "%zu: '%s', ", i, channel->getName().c_str());
         dump += "\n";
     }
 }
 
-status_t InputDispatcher::registerInputChannel(const sp<InputChannel>& inputChannel) {
+status_t InputDispatcher::registerInputChannel(const std::shared_ptr<InputChannel>& inputChannel) {
 #if DEBUG_REGISTRATION
     ALOGD("channel '%s' ~ registerInputChannel", inputChannel->getName().c_str());
 #endif
@@ -4410,7 +4415,7 @@
     return OK;
 }
 
-status_t InputDispatcher::registerInputMonitor(const sp<InputChannel>& inputChannel,
+status_t InputDispatcher::registerInputMonitor(const std::shared_ptr<InputChannel>& inputChannel,
                                                int32_t displayId, bool isGestureMonitor) {
     { // acquire lock
         std::scoped_lock _l(mLock);
@@ -4442,9 +4447,9 @@
     return OK;
 }
 
-status_t InputDispatcher::unregisterInputChannel(const sp<InputChannel>& inputChannel) {
+status_t InputDispatcher::unregisterInputChannel(const InputChannel& inputChannel) {
 #if DEBUG_REGISTRATION
-    ALOGD("channel '%s' ~ unregisterInputChannel", inputChannel->getName().c_str());
+    ALOGD("channel '%s' ~ unregisterInputChannel", inputChannel.getName().c_str());
 #endif
 
     { // acquire lock
@@ -4462,23 +4467,23 @@
     return OK;
 }
 
-status_t InputDispatcher::unregisterInputChannelLocked(const sp<InputChannel>& inputChannel,
+status_t InputDispatcher::unregisterInputChannelLocked(const InputChannel& inputChannel,
                                                        bool notify) {
-    sp<Connection> connection = getConnectionLocked(inputChannel->getConnectionToken());
+    sp<Connection> connection = getConnectionLocked(inputChannel.getConnectionToken());
     if (connection == nullptr) {
         ALOGW("Attempted to unregister already unregistered input channel '%s'",
-              inputChannel->getName().c_str());
+              inputChannel.getName().c_str());
         return BAD_VALUE;
     }
 
     removeConnectionLocked(connection);
-    mInputChannelsByToken.erase(inputChannel->getConnectionToken());
+    mInputChannelsByToken.erase(inputChannel.getConnectionToken());
 
     if (connection->monitor) {
         removeMonitorChannelLocked(inputChannel);
     }
 
-    mLooper->removeFd(inputChannel->getFd());
+    mLooper->removeFd(inputChannel.getFd());
 
     nsecs_t currentTime = now();
     abortBrokenDispatchCycleLocked(currentTime, connection, notify);
@@ -4487,19 +4492,19 @@
     return OK;
 }
 
-void InputDispatcher::removeMonitorChannelLocked(const sp<InputChannel>& inputChannel) {
+void InputDispatcher::removeMonitorChannelLocked(const InputChannel& inputChannel) {
     removeMonitorChannelLocked(inputChannel, mGlobalMonitorsByDisplay);
     removeMonitorChannelLocked(inputChannel, mGestureMonitorsByDisplay);
 }
 
 void InputDispatcher::removeMonitorChannelLocked(
-        const sp<InputChannel>& inputChannel,
+        const InputChannel& inputChannel,
         std::unordered_map<int32_t, std::vector<Monitor>>& monitorsByDisplay) {
     for (auto it = monitorsByDisplay.begin(); it != monitorsByDisplay.end();) {
         std::vector<Monitor>& monitors = it->second;
         const size_t numMonitors = monitors.size();
         for (size_t i = 0; i < numMonitors; i++) {
-            if (monitors[i].inputChannel == inputChannel) {
+            if (*monitors[i].inputChannel == inputChannel) {
                 monitors.erase(monitors.begin() + i);
                 break;
             }
@@ -4550,7 +4555,8 @@
         options.deviceId = deviceId;
         options.displayId = displayId;
         for (const TouchedWindow& window : state.windows) {
-            sp<InputChannel> channel = getInputChannelLocked(window.windowHandle->getToken());
+            std::shared_ptr<InputChannel> channel =
+                    getInputChannelLocked(window.windowHandle->getToken());
             if (channel != nullptr) {
                 synthesizeCancelationEventsForInputChannelLocked(channel, options);
             }
@@ -4617,8 +4623,8 @@
     postCommandLocked(std::move(commandEntry));
 }
 
-void InputDispatcher::onFocusChangedLocked(const sp<InputWindowHandle>& oldFocus,
-                                           const sp<InputWindowHandle>& newFocus) {
+void InputDispatcher::notifyFocusChangedLocked(const sp<InputWindowHandle>& oldFocus,
+                                               const sp<InputWindowHandle>& newFocus) {
     sp<IBinder> oldToken = oldFocus != nullptr ? oldFocus->getToken() : nullptr;
     sp<IBinder> newToken = newFocus != nullptr ? newFocus->getToken() : nullptr;
     std::unique_ptr<CommandEntry> commandEntry = std::make_unique<CommandEntry>(
@@ -4663,7 +4669,7 @@
     postCommandLocked(std::move(commandEntry));
 }
 
-void InputDispatcher::onAnrLocked(const sp<InputApplicationHandle>& application) {
+void InputDispatcher::onAnrLocked(const std::shared_ptr<InputApplicationHandle>& application) {
     std::string reason = android::base::StringPrintf("%s does not have a focused window",
                                                      application->getName().c_str());
 
@@ -4683,8 +4689,8 @@
     updateLastAnrStateLocked(windowLabel, reason);
 }
 
-void InputDispatcher::updateLastAnrStateLocked(const sp<InputApplicationHandle>& application,
-                                               const std::string& reason) {
+void InputDispatcher::updateLastAnrStateLocked(
+        const std::shared_ptr<InputApplicationHandle>& application, const std::string& reason) {
     const std::string windowLabel = getApplicationWindowLabel(application, nullptr);
     updateLastAnrStateLocked(windowLabel, reason);
 }
@@ -4755,9 +4761,9 @@
     }
 }
 
-void InputDispatcher::extendAnrTimeoutsLocked(const sp<InputApplicationHandle>& application,
-                                              const sp<IBinder>& connectionToken,
-                                              std::chrono::nanoseconds timeoutExtension) {
+void InputDispatcher::extendAnrTimeoutsLocked(
+        const std::shared_ptr<InputApplicationHandle>& application,
+        const sp<IBinder>& connectionToken, std::chrono::nanoseconds timeoutExtension) {
     sp<Connection> connection = getConnectionLocked(connectionToken);
     if (connection == nullptr) {
         if (mNoFocusedWindowTimeoutTime.has_value() && application != nullptr) {
@@ -5183,4 +5189,51 @@
     return result == std::cv_status::no_timeout;
 }
 
+/**
+ * Sets focus to the window identified by the token. This must be called
+ * after updating any input window handles.
+ *
+ * Params:
+ *  request.token - input channel token used to identify the window that should gain focus.
+ *  request.focusedToken - the token that the caller expects currently to be focused. If the
+ *  specified token does not match the currently focused window, this request will be dropped.
+ *  If the specified focused token matches the currently focused window, the call will succeed.
+ *  Set this to "null" if this call should succeed no matter what the currently focused token is.
+ *  request.timestamp - SYSTEM_TIME_MONOTONIC timestamp in nanos set by the client (wm)
+ *  when requesting the focus change. This determines which request gets
+ *  precedence if there is a focus change request from another source such as pointer down.
+ */
+void InputDispatcher::setFocusedWindow(const FocusRequest& request) {}
+
+void InputDispatcher::onFocusChangedLocked(const sp<InputWindowHandle>& oldFocusedWindowHandle,
+                                           const sp<InputWindowHandle>& newFocusedWindowHandle,
+                                           int32_t displayId, std::string_view reason) {
+    if (oldFocusedWindowHandle) {
+        if (DEBUG_FOCUS) {
+            ALOGD("Focus left window: %s in display %" PRId32,
+                  oldFocusedWindowHandle->getName().c_str(), displayId);
+        }
+        std::shared_ptr<InputChannel> focusedInputChannel =
+                getInputChannelLocked(oldFocusedWindowHandle->getToken());
+        if (focusedInputChannel) {
+            CancelationOptions options(CancelationOptions::CANCEL_NON_POINTER_EVENTS,
+                                       "focus left window");
+            synthesizeCancelationEventsForInputChannelLocked(focusedInputChannel, options);
+            enqueueFocusEventLocked(*oldFocusedWindowHandle, false /*hasFocus*/, reason);
+        }
+        mFocusedWindowHandlesByDisplay.erase(displayId);
+    }
+    if (newFocusedWindowHandle) {
+        if (DEBUG_FOCUS) {
+            ALOGD("Focus entered window: %s in display %" PRId32,
+                  newFocusedWindowHandle->getName().c_str(), displayId);
+        }
+        mFocusedWindowHandlesByDisplay[displayId] = newFocusedWindowHandle;
+        enqueueFocusEventLocked(*newFocusedWindowHandle, true /*hasFocus*/, reason);
+    }
+
+    if (mFocusedDisplayId == displayId) {
+        notifyFocusChangedLocked(oldFocusedWindowHandle, newFocusedWindowHandle);
+    }
+}
 } // namespace android::inputdispatcher
diff --git a/services/inputflinger/dispatcher/InputDispatcher.h b/services/inputflinger/dispatcher/InputDispatcher.h
index 824bbf5..8988714 100644
--- a/services/inputflinger/dispatcher/InputDispatcher.h
+++ b/services/inputflinger/dispatcher/InputDispatcher.h
@@ -115,7 +115,8 @@
             const std::unordered_map<int32_t, std::vector<sp<InputWindowHandle>>>&
                     handlesPerDisplay) override;
     virtual void setFocusedApplication(
-            int32_t displayId, const sp<InputApplicationHandle>& inputApplicationHandle) override;
+            int32_t displayId,
+            const std::shared_ptr<InputApplicationHandle>& inputApplicationHandle) override;
     virtual void setFocusedDisplay(int32_t displayId) override;
     virtual void setInputDispatchMode(bool enabled, bool frozen) override;
     virtual void setInputFilterEnabled(bool enabled) override;
@@ -124,10 +125,12 @@
     virtual bool transferTouchFocus(const sp<IBinder>& fromToken,
                                     const sp<IBinder>& toToken) override;
 
-    virtual status_t registerInputChannel(const sp<InputChannel>& inputChannel) override;
-    virtual status_t registerInputMonitor(const sp<InputChannel>& inputChannel, int32_t displayId,
-                                          bool isGestureMonitor) override;
-    virtual status_t unregisterInputChannel(const sp<InputChannel>& inputChannel) override;
+    virtual status_t registerInputChannel(
+            const std::shared_ptr<InputChannel>& inputChannel) override;
+    virtual void setFocusedWindow(const FocusRequest&) override;
+    virtual status_t registerInputMonitor(const std::shared_ptr<InputChannel>& inputChannel,
+                                          int32_t displayId, bool isGestureMonitor) override;
+    virtual status_t unregisterInputChannel(const InputChannel& inputChannel) override;
     virtual status_t pilferPointers(const sp<IBinder>& token) override;
 
 private:
@@ -175,7 +178,8 @@
     void dropInboundEventLocked(const EventEntry& entry, DropReason dropReason) REQUIRES(mLock);
 
     // Enqueues a focus event.
-    void enqueueFocusEventLocked(const InputWindowHandle& window, bool hasFocus) REQUIRES(mLock);
+    void enqueueFocusEventLocked(const InputWindowHandle& window, bool hasFocus,
+                                 std::string_view reason) REQUIRES(mLock);
 
     // Adds an event to a queue of recent events for debugging purposes.
     void addRecentEventLocked(EventEntry* entry) REQUIRES(mLock);
@@ -210,8 +214,8 @@
             return std::hash<IBinder*>{}(b.get());
         }
     };
-    std::unordered_map<sp<IBinder>, sp<InputChannel>, IBinderHash> mInputChannelsByToken
-            GUARDED_BY(mLock);
+    std::unordered_map<sp<IBinder>, std::shared_ptr<InputChannel>, IBinderHash>
+            mInputChannelsByToken GUARDED_BY(mLock);
 
     // Finds the display ID of the gesture monitor identified by the provided token.
     std::optional<int32_t> findGestureMonitorDisplayByTokenLocked(const sp<IBinder>& token)
@@ -275,7 +279,7 @@
     void postCommandLocked(std::unique_ptr<CommandEntry> commandEntry) REQUIRES(mLock);
 
     nsecs_t processAnrsLocked() REQUIRES(mLock);
-    nsecs_t getDispatchingTimeoutLocked(const sp<IBinder>& token) REQUIRES(mLock);
+    std::chrono::nanoseconds getDispatchingTimeoutLocked(const sp<IBinder>& token) REQUIRES(mLock);
 
     // Input filter processing.
     bool shouldSendKeyToInputFilterLocked(const NotifyKeyArgs* args) REQUIRES(mLock);
@@ -301,8 +305,10 @@
             REQUIRES(mLock);
     sp<InputWindowHandle> getWindowHandleLocked(const sp<IBinder>& windowHandleToken) const
             REQUIRES(mLock);
-    sp<InputChannel> getInputChannelLocked(const sp<IBinder>& windowToken) const REQUIRES(mLock);
+    std::shared_ptr<InputChannel> getInputChannelLocked(const sp<IBinder>& windowToken) const
+            REQUIRES(mLock);
     bool hasWindowHandleLocked(const sp<InputWindowHandle>& windowHandle) const REQUIRES(mLock);
+    bool hasResponsiveConnectionLocked(InputWindowHandle& windowHandle) const REQUIRES(mLock);
 
     /*
      * Validate and update InputWindowHandles for a given display.
@@ -318,8 +324,8 @@
     std::unordered_map<int32_t, TouchState> mTouchStatesByDisplay GUARDED_BY(mLock);
 
     // Focused applications.
-    std::unordered_map<int32_t, sp<InputApplicationHandle>> mFocusedApplicationHandlesByDisplay
-            GUARDED_BY(mLock);
+    std::unordered_map<int32_t, std::shared_ptr<InputApplicationHandle>>
+            mFocusedApplicationHandlesByDisplay GUARDED_BY(mLock);
 
     // Top focused display.
     int32_t mFocusedDisplayId GUARDED_BY(mLock);
@@ -371,7 +377,7 @@
      * The focused application at the time when no focused window was present.
      * Used to raise an ANR when we have no focused window.
      */
-    sp<InputApplicationHandle> mAwaitedFocusedApplication GUARDED_BY(mLock);
+    std::shared_ptr<InputApplicationHandle> mAwaitedFocusedApplication GUARDED_BY(mLock);
 
     // Optimization: AnrTracker is used to quickly find which connection is due for a timeout next.
     // AnrTracker must be kept in-sync with all responsive connection.waitQueues.
@@ -379,7 +385,7 @@
     // Once a connection becomes unresponsive, its entries are removed from AnrTracker to
     // prevent unneeded wakeups.
     AnrTracker mAnrTracker GUARDED_BY(mLock);
-    void extendAnrTimeoutsLocked(const sp<InputApplicationHandle>& application,
+    void extendAnrTimeoutsLocked(const std::shared_ptr<InputApplicationHandle>& application,
                                  const sp<IBinder>& connectionToken,
                                  std::chrono::nanoseconds timeoutExtension) REQUIRES(mLock);
 
@@ -423,8 +429,9 @@
     bool isWindowObscuredAtPointLocked(const sp<InputWindowHandle>& windowHandle, int32_t x,
                                        int32_t y) const REQUIRES(mLock);
     bool isWindowObscuredLocked(const sp<InputWindowHandle>& windowHandle) const REQUIRES(mLock);
-    std::string getApplicationWindowLabel(const sp<InputApplicationHandle>& applicationHandle,
-                                          const sp<InputWindowHandle>& windowHandle);
+    std::string getApplicationWindowLabel(
+            const std::shared_ptr<InputApplicationHandle>& applicationHandle,
+            const sp<InputWindowHandle>& windowHandle);
 
     // Manage the dispatch cycle for a single connection.
     // These methods are deliberately not Interruptible because doing all of the work
@@ -459,8 +466,8 @@
     void synthesizeCancelationEventsForMonitorsLocked(
             const CancelationOptions& options,
             std::unordered_map<int32_t, std::vector<Monitor>>& monitorsByDisplay) REQUIRES(mLock);
-    void synthesizeCancelationEventsForInputChannelLocked(const sp<InputChannel>& channel,
-                                                          const CancelationOptions& options)
+    void synthesizeCancelationEventsForInputChannelLocked(
+            const std::shared_ptr<InputChannel>& channel, const CancelationOptions& options)
             REQUIRES(mLock);
     void synthesizeCancelationEventsForConnectionLocked(const sp<Connection>& connection,
                                                         const CancelationOptions& options)
@@ -481,11 +488,11 @@
     void logDispatchStateLocked() REQUIRES(mLock);
 
     // Registration.
-    void removeMonitorChannelLocked(const sp<InputChannel>& inputChannel) REQUIRES(mLock);
+    void removeMonitorChannelLocked(const InputChannel& inputChannel) REQUIRES(mLock);
     void removeMonitorChannelLocked(
-            const sp<InputChannel>& inputChannel,
+            const InputChannel& inputChannel,
             std::unordered_map<int32_t, std::vector<Monitor>>& monitorsByDisplay) REQUIRES(mLock);
-    status_t unregisterInputChannelLocked(const sp<InputChannel>& inputChannel, bool notify)
+    status_t unregisterInputChannelLocked(const InputChannel& inputChannel, bool notify)
             REQUIRES(mLock);
 
     // Interesting events that we might like to log or tell the framework about.
@@ -494,12 +501,15 @@
     void onDispatchCycleBrokenLocked(nsecs_t currentTime, const sp<Connection>& connection)
             REQUIRES(mLock);
     void onFocusChangedLocked(const sp<InputWindowHandle>& oldFocus,
-                              const sp<InputWindowHandle>& newFocus) REQUIRES(mLock);
+                              const sp<InputWindowHandle>& newFocus, int32_t displayId,
+                              std::string_view reason) REQUIRES(mLock);
+    void notifyFocusChangedLocked(const sp<InputWindowHandle>& oldFocus,
+                                  const sp<InputWindowHandle>& newFocus) REQUIRES(mLock);
     void onAnrLocked(const sp<Connection>& connection) REQUIRES(mLock);
-    void onAnrLocked(const sp<InputApplicationHandle>& application) REQUIRES(mLock);
+    void onAnrLocked(const std::shared_ptr<InputApplicationHandle>& application) REQUIRES(mLock);
     void updateLastAnrStateLocked(const sp<InputWindowHandle>& window, const std::string& reason)
             REQUIRES(mLock);
-    void updateLastAnrStateLocked(const sp<InputApplicationHandle>& application,
+    void updateLastAnrStateLocked(const std::shared_ptr<InputApplicationHandle>& application,
                                   const std::string& reason) REQUIRES(mLock);
     void updateLastAnrStateLocked(const std::string& windowLabel, const std::string& reason)
             REQUIRES(mLock);
diff --git a/services/inputflinger/dispatcher/InputTarget.cpp b/services/inputflinger/dispatcher/InputTarget.cpp
index 0588374..f6958d4 100644
--- a/services/inputflinger/dispatcher/InputTarget.cpp
+++ b/services/inputflinger/dispatcher/InputTarget.cpp
@@ -42,12 +42,11 @@
     return StringPrintf("%" PRId32, dispatchMode);
 }
 
-void InputTarget::addPointers(BitSet32 newPointerIds, float xOffset, float yOffset,
-                              float windowXScale, float windowYScale) {
+void InputTarget::addPointers(BitSet32 newPointerIds, const ui::Transform& transform) {
     // The pointerIds can be empty, but still a valid InputTarget. This can happen for Monitors
     // and non splittable windows since we will just use all the pointers from the input event.
     if (newPointerIds.isEmpty()) {
-        setDefaultPointerInfo(xOffset, yOffset, windowXScale, windowYScale);
+        setDefaultPointerTransform(transform);
         return;
     }
 
@@ -57,47 +56,39 @@
     pointerIds |= newPointerIds;
     while (!newPointerIds.isEmpty()) {
         int32_t pointerId = newPointerIds.clearFirstMarkedBit();
-        pointerInfos[pointerId].xOffset = xOffset;
-        pointerInfos[pointerId].yOffset = yOffset;
-        pointerInfos[pointerId].windowXScale = windowXScale;
-        pointerInfos[pointerId].windowYScale = windowYScale;
+        pointerTransforms[pointerId] = transform;
     }
 }
 
-void InputTarget::setDefaultPointerInfo(float xOffset, float yOffset, float windowXScale,
-                                        float windowYScale) {
+void InputTarget::setDefaultPointerTransform(const ui::Transform& transform) {
     pointerIds.clear();
-    pointerInfos[0].xOffset = xOffset;
-    pointerInfos[0].yOffset = yOffset;
-    pointerInfos[0].windowXScale = windowXScale;
-    pointerInfos[0].windowYScale = windowYScale;
+    pointerTransforms[0] = transform;
 }
 
-bool InputTarget::useDefaultPointerInfo() const {
+bool InputTarget::useDefaultPointerTransform() const {
     return pointerIds.isEmpty();
 }
 
-const PointerInfo& InputTarget::getDefaultPointerInfo() const {
-    return pointerInfos[0];
+const ui::Transform& InputTarget::getDefaultPointerTransform() const {
+    return pointerTransforms[0];
 }
 
 std::string InputTarget::getPointerInfoString() const {
-    if (useDefaultPointerInfo()) {
-        const PointerInfo& pointerInfo = getDefaultPointerInfo();
-        return StringPrintf("xOffset=%.1f, yOffset=%.1f windowScaleFactor=(%.1f, %.1f)",
-                            pointerInfo.xOffset, pointerInfo.yOffset, pointerInfo.windowXScale,
-                            pointerInfo.windowYScale);
+    std::string out;
+    if (useDefaultPointerTransform()) {
+        const ui::Transform& transform = getDefaultPointerTransform();
+        transform.dump(out, "default");
+        return out;
     }
 
-    std::string out;
     for (uint32_t i = pointerIds.firstMarkedBit(); i <= pointerIds.lastMarkedBit(); i++) {
         if (!pointerIds.hasBit(i)) {
             continue;
         }
-        out += StringPrintf("\n  pointerId %d: xOffset=%.1f, yOffset=%.1f "
-                            "windowScaleFactor=(%.1f, %.1f)",
-                            i, pointerInfos[i].xOffset, pointerInfos[i].yOffset,
-                            pointerInfos[i].windowXScale, pointerInfos[i].windowYScale);
+
+        out += "\n";
+        const std::string name = "pointerId " + std::to_string(i) + ":";
+        pointerTransforms[i].dump(out, name.c_str());
     }
     return out;
 }
diff --git a/services/inputflinger/dispatcher/InputTarget.h b/services/inputflinger/dispatcher/InputTarget.h
index 499a75f..debf805 100644
--- a/services/inputflinger/dispatcher/InputTarget.h
+++ b/services/inputflinger/dispatcher/InputTarget.h
@@ -18,28 +18,13 @@
 #define _UI_INPUT_INPUTDISPATCHER_INPUTTARGET_H
 
 #include <input/InputTransport.h>
+#include <ui/Transform.h>
 #include <utils/BitSet.h>
 #include <utils/RefBase.h>
 
 namespace android::inputdispatcher {
 
 /*
- * Information about each pointer for an InputTarget. This includes offset and scale so
- * all pointers can be normalized to a single offset and scale.
- *
- * These values are ignored for KeyEvents
- */
-struct PointerInfo {
-    // The x and y offset to add to a MotionEvent as it is delivered.
-    float xOffset = 0.0f;
-    float yOffset = 0.0f;
-
-    // Scaling factor to apply to MotionEvent as it is delivered.
-    float windowXScale = 1.0f;
-    float windowYScale = 1.0f;
-};
-
-/*
  * An input target specifies how an input event is to be dispatched to a particular window
  * including the window's input channel, control flags, a timeout, and an X / Y offset to
  * be added to input event coordinates to compensate for the absolute position of the
@@ -106,7 +91,7 @@
     };
 
     // The input channel to be targeted.
-    sp<InputChannel> inputChannel;
+    std::shared_ptr<InputChannel> inputChannel;
 
     // Flags for the input target.
     int32_t flags = 0;
@@ -119,13 +104,11 @@
     // if FLAG_SPLIT is set.
     BitSet32 pointerIds;
     // The data is stored by the pointerId. Use the bit position of pointerIds to look up
-    // PointerInfo per pointerId.
-    PointerInfo pointerInfos[MAX_POINTERS];
+    // Transform per pointerId.
+    ui::Transform pointerTransforms[MAX_POINTERS];
 
-    void addPointers(BitSet32 pointerIds, float xOffset, float yOffset, float windowXScale,
-                     float windowYScale);
-    void setDefaultPointerInfo(float xOffset, float yOffset, float windowXScale,
-                               float windowYScale);
+    void addPointers(BitSet32 pointerIds, const ui::Transform& transform);
+    void setDefaultPointerTransform(const ui::Transform& transform);
 
     /**
      * Returns whether the default pointer information should be used. This will be true when the
@@ -133,13 +116,13 @@
      * and non splittable windows since we want all pointers for the EventEntry to go to this
      * target.
      */
-    bool useDefaultPointerInfo() const;
+    bool useDefaultPointerTransform() const;
 
     /**
-     * Returns the default PointerInfo object. This should be used when useDefaultPointerInfo is
+     * Returns the default Transform object. This should be used when useDefaultPointerTransform is
      * true.
      */
-    const PointerInfo& getDefaultPointerInfo() const;
+    const ui::Transform& getDefaultPointerTransform() const;
 
     std::string getPointerInfoString() const;
 };
diff --git a/services/inputflinger/dispatcher/Monitor.cpp b/services/inputflinger/dispatcher/Monitor.cpp
index 289b084..b347674 100644
--- a/services/inputflinger/dispatcher/Monitor.cpp
+++ b/services/inputflinger/dispatcher/Monitor.cpp
@@ -19,7 +19,7 @@
 namespace android::inputdispatcher {
 
 // --- Monitor ---
-Monitor::Monitor(const sp<InputChannel>& inputChannel) : inputChannel(inputChannel) {}
+Monitor::Monitor(const std::shared_ptr<InputChannel>& inputChannel) : inputChannel(inputChannel) {}
 
 // --- TouchedMonitor ---
 TouchedMonitor::TouchedMonitor(const Monitor& monitor, float xOffset, float yOffset)
diff --git a/services/inputflinger/dispatcher/Monitor.h b/services/inputflinger/dispatcher/Monitor.h
index b67c9eb..fc0b020 100644
--- a/services/inputflinger/dispatcher/Monitor.h
+++ b/services/inputflinger/dispatcher/Monitor.h
@@ -22,9 +22,9 @@
 namespace android::inputdispatcher {
 
 struct Monitor {
-    sp<InputChannel> inputChannel; // never null
+    std::shared_ptr<InputChannel> inputChannel; // never null
 
-    explicit Monitor(const sp<InputChannel>& inputChannel);
+    explicit Monitor(const std::shared_ptr<InputChannel>& inputChannel);
 };
 
 // For tracking the offsets we need to apply when adding gesture monitor targets.
diff --git a/services/inputflinger/dispatcher/include/InputDispatcherInterface.h b/services/inputflinger/dispatcher/include/InputDispatcherInterface.h
index f25131c..179a263 100644
--- a/services/inputflinger/dispatcher/include/InputDispatcherInterface.h
+++ b/services/inputflinger/dispatcher/include/InputDispatcherInterface.h
@@ -18,6 +18,7 @@
 #define _UI_INPUT_INPUTDISPATCHER_INPUTDISPATCHERINTERFACE_H
 
 #include <InputListener.h>
+#include <android/FocusRequest.h>
 #include <android/os/ISetInputWindowsListener.h>
 #include <input/InputApplication.h>
 #include <input/InputTransport.h>
@@ -112,7 +113,8 @@
      * This method may be called on any thread (usually by the input manager).
      */
     virtual void setFocusedApplication(
-            int32_t displayId, const sp<InputApplicationHandle>& inputApplicationHandle) = 0;
+            int32_t displayId,
+            const std::shared_ptr<InputApplicationHandle>& inputApplicationHandle) = 0;
 
     /* Sets the focused display.
      *
@@ -148,11 +150,16 @@
      */
     virtual bool transferTouchFocus(const sp<IBinder>& fromToken, const sp<IBinder>& toToken) = 0;
 
+    /**
+     * Sets focus on the specified window.
+     */
+    virtual void setFocusedWindow(const FocusRequest&) = 0;
+
     /* Registers input channels that may be used as targets for input events.
      *
      * This method may be called on any thread (usually by the input manager).
      */
-    virtual status_t registerInputChannel(const sp<InputChannel>& inputChannel) = 0;
+    virtual status_t registerInputChannel(const std::shared_ptr<InputChannel>& inputChannel) = 0;
 
     /* Registers input channels to be used to monitor input events.
      *
@@ -162,14 +169,14 @@
      *
      * This method may be called on any thread (usually by the input manager).
      */
-    virtual status_t registerInputMonitor(const sp<InputChannel>& inputChannel, int32_t displayId,
-                                          bool gestureMonitor) = 0;
+    virtual status_t registerInputMonitor(const std::shared_ptr<InputChannel>& inputChannel,
+                                          int32_t displayId, bool gestureMonitor) = 0;
 
     /* Unregister input channels that will no longer receive input events.
      *
      * This method may be called on any thread (usually by the input manager).
      */
-    virtual status_t unregisterInputChannel(const sp<InputChannel>& inputChannel) = 0;
+    virtual status_t unregisterInputChannel(const InputChannel& inputChannel) = 0;
 
     /* Allows an input monitor steal the current pointer stream away from normal input windows.
      *
diff --git a/services/inputflinger/dispatcher/include/InputDispatcherPolicyInterface.h b/services/inputflinger/dispatcher/include/InputDispatcherPolicyInterface.h
index c886bee..d04d797 100644
--- a/services/inputflinger/dispatcher/include/InputDispatcherPolicyInterface.h
+++ b/services/inputflinger/dispatcher/include/InputDispatcherPolicyInterface.h
@@ -48,8 +48,8 @@
     /* Notifies the system that an application is not responding.
      * Returns a new timeout to continue waiting, or 0 to abort dispatch. */
     virtual std::chrono::nanoseconds notifyAnr(
-            const sp<InputApplicationHandle>& inputApplicationHandle, const sp<IBinder>& token,
-            const std::string& reason) = 0;
+            const std::shared_ptr<InputApplicationHandle>& inputApplicationHandle,
+            const sp<IBinder>& token, const std::string& reason) = 0;
 
     /* Notifies the system that an input channel is unrecoverably broken. */
     virtual void notifyInputChannelBroken(const sp<IBinder>& token) = 0;
diff --git a/services/inputflinger/host/InputFlinger.h b/services/inputflinger/host/InputFlinger.h
index 9364a2a..2a2cea5 100644
--- a/services/inputflinger/host/InputFlinger.h
+++ b/services/inputflinger/host/InputFlinger.h
@@ -48,8 +48,9 @@
                                    const sp<ISetInputWindowsListener>&) {
         return binder::Status::ok();
     }
-    binder::Status registerInputChannel(const InputChannelInfo&) { return binder::Status::ok(); }
-    binder::Status unregisterInputChannel(const InputChannelInfo&) { return binder::Status::ok(); }
+    binder::Status registerInputChannel(const InputChannel&) { return binder::Status::ok(); }
+    binder::Status unregisterInputChannel(const InputChannel&) { return binder::Status::ok(); }
+    binder::Status setFocusedWindow(const FocusRequest&) { return binder::Status::ok(); }
 
 private:
     virtual ~InputFlinger();
diff --git a/services/inputflinger/include/InputReaderBase.h b/services/inputflinger/include/InputReaderBase.h
index 0fa8787..a24b293 100644
--- a/services/inputflinger/include/InputReaderBase.h
+++ b/services/inputflinger/include/InputReaderBase.h
@@ -17,31 +17,28 @@
 #ifndef _UI_INPUT_READER_BASE_H
 #define _UI_INPUT_READER_BASE_H
 
-#include "PointerControllerInterface.h"
-
 #include <input/DisplayViewport.h>
 #include <input/Input.h>
 #include <input/InputDevice.h>
 #include <input/VelocityControl.h>
 #include <input/VelocityTracker.h>
+#include <stddef.h>
+#include <unistd.h>
 #include <utils/Errors.h>
 #include <utils/RefBase.h>
 
-#include <stddef.h>
-#include <unistd.h>
 #include <optional>
 #include <set>
 #include <unordered_map>
 #include <vector>
 
+#include "PointerControllerInterface.h"
+#include "VibrationElement.h"
+
 // Maximum supported size of a vibration pattern.
 // Must be at least 2.
 #define MAX_VIBRATE_PATTERN_SIZE 100
 
-// Maximum allowable delay value in a vibration pattern before
-// which the delay will be truncated.
-#define MAX_VIBRATE_PATTERN_DELAY_NSECS (1000000 * 1000000000LL)
-
 namespace android {
 
 // --- InputReaderInterface ---
@@ -104,8 +101,8 @@
     virtual void requestRefreshConfiguration(uint32_t changes) = 0;
 
     /* Controls the vibrator of a particular input device. */
-    virtual void vibrate(int32_t deviceId, const nsecs_t* pattern, size_t patternSize,
-            ssize_t repeat, int32_t token) = 0;
+    virtual void vibrate(int32_t deviceId, const std::vector<VibrationElement>& pattern,
+                         ssize_t repeat, int32_t token) = 0;
     virtual void cancelVibrate(int32_t deviceId, int32_t token) = 0;
 
     /* Return true if the device can send input events to the specified display. */
diff --git a/services/inputflinger/include/VibrationElement.h b/services/inputflinger/include/VibrationElement.h
new file mode 100644
index 0000000..b60ffac
--- /dev/null
+++ b/services/inputflinger/include/VibrationElement.h
@@ -0,0 +1,44 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef _VIBRATION_ELEMENT_H
+#define _VIBRATION_ELEMENT_H
+
+#include <array>
+#include <chrono>
+#include <cstdint>
+#include <string>
+
+namespace android {
+
+// evdev FF_RUMBLE effect only supports two channels of vibration.
+constexpr size_t CHANNEL_SIZE = 2;
+/*
+ * Describes a rumble effect
+ */
+struct VibrationElement {
+    std::chrono::milliseconds duration;
+    // Channel amplitude range 0-255.
+    std::array<uint8_t, CHANNEL_SIZE> channels = {0, 0};
+
+    const std::string toString() const;
+    uint16_t getMagnitude(size_t channelIndex) const;
+    bool isOn() const;
+};
+
+} // namespace android
+
+#endif // _VIBRATION_ELEMENT_H
diff --git a/services/inputflinger/reader/EventHub.cpp b/services/inputflinger/reader/EventHub.cpp
index 5e590d0..cde977f 100644
--- a/services/inputflinger/reader/EventHub.cpp
+++ b/services/inputflinger/reader/EventHub.cpp
@@ -43,36 +43,27 @@
 #include <utils/Errors.h>
 #include <utils/Log.h>
 #include <utils/Timers.h>
-#include <utils/threads.h>
 
 #include <filesystem>
 
 #include "EventHub.h"
 
-/* this macro is used to tell if "bit" is set in "array"
- * it selects a byte from the array, and does a boolean AND
- * operation with a byte that only has the relevant bit set.
- * eg. to check for the 12th bit, we do (array[1] & 1<<4)
- */
-#define test_bit(bit, array) ((array)[(bit) / 8] & (1 << ((bit) % 8)))
-
-/* this macro computes the number of bytes needed to represent a bit array of the specified size */
-#define sizeof_bit_array(bits) (((bits) + 7) / 8)
-
 #define INDENT "  "
 #define INDENT2 "    "
 #define INDENT3 "      "
 
 using android::base::StringPrintf;
+using namespace android::flag_operators;
 
 namespace android {
 
-static constexpr bool DEBUG = false;
-
 static const char* DEVICE_PATH = "/dev/input";
 // v4l2 devices go directly into /dev
 static const char* VIDEO_DEVICE_PATH = "/dev";
 
+static constexpr size_t FF_STRONG_MAGNITUDE_CHANNEL_IDX = 0;
+static constexpr size_t FF_WEAK_MAGNITUDE_CHANNEL_IDX = 1;
+
 static inline const char* toString(bool value) {
     return value ? "true" : "false";
 }
@@ -138,9 +129,9 @@
 
 // --- Global Functions ---
 
-uint32_t getAbsAxisUsage(int32_t axis, uint32_t deviceClasses) {
+Flags<InputDeviceClass> getAbsAxisUsage(int32_t axis, Flags<InputDeviceClass> deviceClasses) {
     // Touch devices get dibs on touch-related axes.
-    if (deviceClasses & INPUT_DEVICE_CLASS_TOUCH) {
+    if (deviceClasses.test(InputDeviceClass::TOUCH)) {
         switch (axis) {
             case ABS_X:
             case ABS_Y:
@@ -162,27 +153,26 @@
             case ABS_MT_TRACKING_ID:
             case ABS_MT_PRESSURE:
             case ABS_MT_DISTANCE:
-                return INPUT_DEVICE_CLASS_TOUCH;
+                return InputDeviceClass::TOUCH;
         }
     }
 
     // External stylus gets the pressure axis
-    if (deviceClasses & INPUT_DEVICE_CLASS_EXTERNAL_STYLUS) {
+    if (deviceClasses.test(InputDeviceClass::EXTERNAL_STYLUS)) {
         if (axis == ABS_PRESSURE) {
-            return INPUT_DEVICE_CLASS_EXTERNAL_STYLUS;
+            return InputDeviceClass::EXTERNAL_STYLUS;
         }
     }
 
     // Joystick devices get the rest.
-    return deviceClasses & INPUT_DEVICE_CLASS_JOYSTICK;
+    return deviceClasses & InputDeviceClass::JOYSTICK;
 }
 
 // --- EventHub::Device ---
 
 EventHub::Device::Device(int fd, int32_t id, const std::string& path,
                          const InputDeviceIdentifier& identifier)
-      : next(nullptr),
-        fd(fd),
+      : fd(fd),
         id(id),
         path(path),
         identifier(identifier),
@@ -193,15 +183,7 @@
         ffEffectId(-1),
         controllerNumber(0),
         enabled(true),
-        isVirtual(fd < 0) {
-    memset(keyBitmask, 0, sizeof(keyBitmask));
-    memset(absBitmask, 0, sizeof(absBitmask));
-    memset(relBitmask, 0, sizeof(relBitmask));
-    memset(swBitmask, 0, sizeof(swBitmask));
-    memset(ledBitmask, 0, sizeof(ledBitmask));
-    memset(ffBitmask, 0, sizeof(ffBitmask));
-    memset(propBitmask, 0, sizeof(propBitmask));
-}
+        isVirtual(fd < 0) {}
 
 EventHub::Device::~Device() {
     close();
@@ -231,10 +213,159 @@
     return OK;
 }
 
-bool EventHub::Device::hasValidFd() {
+bool EventHub::Device::hasValidFd() const {
     return !isVirtual && enabled;
 }
 
+const sp<KeyCharacterMap>& EventHub::Device::getKeyCharacterMap() const {
+    if (combinedKeyMap != nullptr) {
+        return combinedKeyMap;
+    }
+    return keyMap.keyCharacterMap;
+}
+
+template <std::size_t N>
+status_t EventHub::Device::readDeviceBitMask(unsigned long ioctlCode, BitArray<N>& bitArray) {
+    if (!hasValidFd()) {
+        return BAD_VALUE;
+    }
+    if ((_IOC_SIZE(ioctlCode) == 0)) {
+        ioctlCode |= _IOC(0, 0, 0, bitArray.bytes());
+    }
+
+    typename BitArray<N>::Buffer buffer;
+    status_t ret = ioctl(fd, ioctlCode, buffer.data());
+    bitArray.loadFromBuffer(buffer);
+    return ret;
+}
+
+void EventHub::Device::configureFd() {
+    // Set fd parameters with ioctl, such as key repeat, suspend block, and clock type
+    if (classes.test(InputDeviceClass::KEYBOARD)) {
+        // Disable kernel key repeat since we handle it ourselves
+        unsigned int repeatRate[] = {0, 0};
+        if (ioctl(fd, EVIOCSREP, repeatRate)) {
+            ALOGW("Unable to disable kernel key repeat for %s: %s", path.c_str(), strerror(errno));
+        }
+    }
+
+    // Tell the kernel that we want to use the monotonic clock for reporting timestamps
+    // associated with input events.  This is important because the input system
+    // uses the timestamps extensively and assumes they were recorded using the monotonic
+    // clock.
+    int clockId = CLOCK_MONOTONIC;
+    bool usingClockIoctl = !ioctl(fd, EVIOCSCLOCKID, &clockId);
+    ALOGI("usingClockIoctl=%s", toString(usingClockIoctl));
+}
+
+bool EventHub::Device::hasKeycodeLocked(int keycode) const {
+    if (!keyMap.haveKeyLayout()) {
+        return false;
+    }
+
+    std::vector<int32_t> scanCodes;
+    keyMap.keyLayoutMap->findScanCodesForKey(keycode, &scanCodes);
+    const size_t N = scanCodes.size();
+    for (size_t i = 0; i < N && i <= KEY_MAX; i++) {
+        int32_t sc = scanCodes[i];
+        if (sc >= 0 && sc <= KEY_MAX && keyBitmask.test(sc)) {
+            return true;
+        }
+    }
+
+    return false;
+}
+
+void EventHub::Device::loadConfigurationLocked() {
+    configurationFile =
+            getInputDeviceConfigurationFilePathByDeviceIdentifier(identifier,
+                                                                  InputDeviceConfigurationFileType::
+                                                                          CONFIGURATION);
+    if (configurationFile.empty()) {
+        ALOGD("No input device configuration file found for device '%s'.", identifier.name.c_str());
+    } else {
+        status_t status = PropertyMap::load(String8(configurationFile.c_str()), &configuration);
+        if (status) {
+            ALOGE("Error loading input device configuration file for device '%s'.  "
+                  "Using default configuration.",
+                  identifier.name.c_str());
+        }
+    }
+}
+
+bool EventHub::Device::loadVirtualKeyMapLocked() {
+    // The virtual key map is supplied by the kernel as a system board property file.
+    std::string propPath = "/sys/board_properties/virtualkeys.";
+    propPath += identifier.getCanonicalName();
+    if (access(propPath.c_str(), R_OK)) {
+        return false;
+    }
+    virtualKeyMap = VirtualKeyMap::load(propPath);
+    return virtualKeyMap != nullptr;
+}
+
+status_t EventHub::Device::loadKeyMapLocked() {
+    return keyMap.load(identifier, configuration);
+}
+
+bool EventHub::Device::isExternalDeviceLocked() {
+    if (configuration) {
+        bool value;
+        if (configuration->tryGetProperty(String8("device.internal"), value)) {
+            return !value;
+        }
+    }
+    return identifier.bus == BUS_USB || identifier.bus == BUS_BLUETOOTH;
+}
+
+bool EventHub::Device::deviceHasMicLocked() {
+    if (configuration) {
+        bool value;
+        if (configuration->tryGetProperty(String8("audio.mic"), value)) {
+            return value;
+        }
+    }
+    return false;
+}
+
+void EventHub::Device::setLedStateLocked(int32_t led, bool on) {
+    int32_t sc;
+    if (hasValidFd() && mapLed(led, &sc) != NAME_NOT_FOUND) {
+        struct input_event ev;
+        ev.time.tv_sec = 0;
+        ev.time.tv_usec = 0;
+        ev.type = EV_LED;
+        ev.code = sc;
+        ev.value = on ? 1 : 0;
+
+        ssize_t nWrite;
+        do {
+            nWrite = write(fd, &ev, sizeof(struct input_event));
+        } while (nWrite == -1 && errno == EINTR);
+    }
+}
+
+void EventHub::Device::setLedForControllerLocked() {
+    for (int i = 0; i < MAX_CONTROLLER_LEDS; i++) {
+        setLedStateLocked(ALED_CONTROLLER_1 + i, controllerNumber == i + 1);
+    }
+}
+
+status_t EventHub::Device::mapLed(int32_t led, int32_t* outScanCode) const {
+    if (!keyMap.haveKeyLayout()) {
+        return NAME_NOT_FOUND;
+    }
+
+    int32_t scanCode;
+    if (keyMap.keyLayoutMap->findScanCodeForLed(led, &scanCode) != NAME_NOT_FOUND) {
+        if (scanCode >= 0 && scanCode <= LED_MAX && ledBitmask.test(scanCode)) {
+            *outScanCode = scanCode;
+            return NO_ERROR;
+        }
+    }
+    return NAME_NOT_FOUND;
+}
+
 /**
  * Get the capabilities for the current process.
  * Crashes the system if unable to create / check / destroy the capabilities object.
@@ -284,8 +415,8 @@
       : mBuiltInKeyboardId(NO_BUILT_IN_KEYBOARD),
         mNextDeviceId(1),
         mControllerNumbers(),
-        mOpeningDevices(nullptr),
-        mClosingDevices(nullptr),
+        mOpeningDevices(0),
+        mClosingDevices(0),
         mNeedToSendFinishedDeviceScan(false),
         mNeedToReopenDevices(false),
         mNeedToScanDevices(true),
@@ -340,11 +471,7 @@
 EventHub::~EventHub(void) {
     closeAllDevicesLocked();
 
-    while (mClosingDevices) {
-        Device* device = mClosingDevices;
-        mClosingDevices = device->next;
-        delete device;
-    }
+    mClosingDevices.clear();
 
     ::close(mEpollFd);
     ::close(mINotifyFd);
@@ -355,28 +482,25 @@
 InputDeviceIdentifier EventHub::getDeviceIdentifier(int32_t deviceId) const {
     AutoMutex _l(mLock);
     Device* device = getDeviceLocked(deviceId);
-    if (device == nullptr) return InputDeviceIdentifier();
-    return device->identifier;
+    return device != nullptr ? device->identifier : InputDeviceIdentifier();
 }
 
-uint32_t EventHub::getDeviceClasses(int32_t deviceId) const {
+Flags<InputDeviceClass> EventHub::getDeviceClasses(int32_t deviceId) const {
     AutoMutex _l(mLock);
     Device* device = getDeviceLocked(deviceId);
-    if (device == nullptr) return 0;
-    return device->classes;
+    return device != nullptr ? device->classes : Flags<InputDeviceClass>(0);
 }
 
 int32_t EventHub::getDeviceControllerNumber(int32_t deviceId) const {
     AutoMutex _l(mLock);
     Device* device = getDeviceLocked(deviceId);
-    if (device == nullptr) return 0;
-    return device->controllerNumber;
+    return device != nullptr ? device->controllerNumber : 0;
 }
 
 void EventHub::getConfiguration(int32_t deviceId, PropertyMap* outConfiguration) const {
     AutoMutex _l(mLock);
     Device* device = getDeviceLocked(deviceId);
-    if (device && device->configuration) {
+    if (device != nullptr && device->configuration) {
         *outConfiguration = *device->configuration;
     } else {
         outConfiguration->clear();
@@ -391,7 +515,7 @@
         AutoMutex _l(mLock);
 
         Device* device = getDeviceLocked(deviceId);
-        if (device && device->hasValidFd() && test_bit(axis, device->absBitmask)) {
+        if (device != nullptr && device->hasValidFd() && device->absBitmask.test(axis)) {
             struct input_absinfo info;
             if (ioctl(device->fd, EVIOCGABS(axis), &info)) {
                 ALOGW("Error reading absolute controller %d for device %s fd %d, errno=%d", axis,
@@ -416,25 +540,19 @@
 bool EventHub::hasRelativeAxis(int32_t deviceId, int axis) const {
     if (axis >= 0 && axis <= REL_MAX) {
         AutoMutex _l(mLock);
-
         Device* device = getDeviceLocked(deviceId);
-        if (device) {
-            return test_bit(axis, device->relBitmask);
-        }
+        return device != nullptr ? device->relBitmask.test(axis) : false;
     }
     return false;
 }
 
 bool EventHub::hasInputProperty(int32_t deviceId, int property) const {
-    if (property >= 0 && property <= INPUT_PROP_MAX) {
-        AutoMutex _l(mLock);
+    AutoMutex _l(mLock);
 
-        Device* device = getDeviceLocked(deviceId);
-        if (device) {
-            return test_bit(property, device->propBitmask);
-        }
-    }
-    return false;
+    Device* device = getDeviceLocked(deviceId);
+    return property >= 0 && property <= INPUT_PROP_MAX && device != nullptr
+            ? device->propBitmask.test(property)
+            : false;
 }
 
 int32_t EventHub::getScanCodeState(int32_t deviceId, int32_t scanCode) const {
@@ -442,11 +560,9 @@
         AutoMutex _l(mLock);
 
         Device* device = getDeviceLocked(deviceId);
-        if (device && device->hasValidFd() && test_bit(scanCode, device->keyBitmask)) {
-            uint8_t keyState[sizeof_bit_array(KEY_MAX + 1)];
-            memset(keyState, 0, sizeof(keyState));
-            if (ioctl(device->fd, EVIOCGKEY(sizeof(keyState)), keyState) >= 0) {
-                return test_bit(scanCode, keyState) ? AKEY_STATE_DOWN : AKEY_STATE_UP;
+        if (device != nullptr && device->hasValidFd() && device->keyBitmask.test(scanCode)) {
+            if (device->readDeviceBitMask(EVIOCGKEY(0), device->keyState) >= 0) {
+                return device->keyState.test(scanCode) ? AKEY_STATE_DOWN : AKEY_STATE_UP;
             }
         }
     }
@@ -457,16 +573,14 @@
     AutoMutex _l(mLock);
 
     Device* device = getDeviceLocked(deviceId);
-    if (device && device->hasValidFd() && device->keyMap.haveKeyLayout()) {
+    if (device != nullptr && device->hasValidFd() && device->keyMap.haveKeyLayout()) {
         std::vector<int32_t> scanCodes;
         device->keyMap.keyLayoutMap->findScanCodesForKey(keyCode, &scanCodes);
         if (scanCodes.size() != 0) {
-            uint8_t keyState[sizeof_bit_array(KEY_MAX + 1)];
-            memset(keyState, 0, sizeof(keyState));
-            if (ioctl(device->fd, EVIOCGKEY(sizeof(keyState)), keyState) >= 0) {
+            if (device->readDeviceBitMask(EVIOCGKEY(0), device->keyState) >= 0) {
                 for (size_t i = 0; i < scanCodes.size(); i++) {
                     int32_t sc = scanCodes[i];
-                    if (sc >= 0 && sc <= KEY_MAX && test_bit(sc, keyState)) {
+                    if (sc >= 0 && sc <= KEY_MAX && device->keyState.test(sc)) {
                         return AKEY_STATE_DOWN;
                     }
                 }
@@ -482,11 +596,9 @@
         AutoMutex _l(mLock);
 
         Device* device = getDeviceLocked(deviceId);
-        if (device && device->hasValidFd() && test_bit(sw, device->swBitmask)) {
-            uint8_t swState[sizeof_bit_array(SW_MAX + 1)];
-            memset(swState, 0, sizeof(swState));
-            if (ioctl(device->fd, EVIOCGSW(sizeof(swState)), swState) >= 0) {
-                return test_bit(sw, swState) ? AKEY_STATE_DOWN : AKEY_STATE_UP;
+        if (device != nullptr && device->hasValidFd() && device->swBitmask.test(sw)) {
+            if (device->readDeviceBitMask(EVIOCGSW(0), device->swState) >= 0) {
+                return device->swState.test(sw) ? AKEY_STATE_DOWN : AKEY_STATE_UP;
             }
         }
     }
@@ -500,7 +612,7 @@
         AutoMutex _l(mLock);
 
         Device* device = getDeviceLocked(deviceId);
-        if (device && device->hasValidFd() && test_bit(axis, device->absBitmask)) {
+        if (device != nullptr && device->hasValidFd() && device->absBitmask.test(axis)) {
             struct input_absinfo info;
             if (ioctl(device->fd, EVIOCGABS(axis), &info)) {
                 ALOGW("Error reading absolute controller %d for device %s fd %d, errno=%d", axis,
@@ -520,7 +632,7 @@
     AutoMutex _l(mLock);
 
     Device* device = getDeviceLocked(deviceId);
-    if (device && device->keyMap.haveKeyLayout()) {
+    if (device != nullptr && device->keyMap.haveKeyLayout()) {
         std::vector<int32_t> scanCodes;
         for (size_t codeIndex = 0; codeIndex < numCodes; codeIndex++) {
             scanCodes.clear();
@@ -531,7 +643,7 @@
                 // check the possible scan codes identified by the layout map against the
                 // map of codes actually emitted by the driver
                 for (size_t sc = 0; sc < scanCodes.size(); sc++) {
-                    if (test_bit(scanCodes[sc], device->keyBitmask)) {
+                    if (device->keyBitmask.test(scanCodes[sc])) {
                         outFlags[codeIndex] = 1;
                         break;
                     }
@@ -549,7 +661,7 @@
     Device* device = getDeviceLocked(deviceId);
     status_t status = NAME_NOT_FOUND;
 
-    if (device) {
+    if (device != nullptr) {
         // Check the key character map first.
         sp<KeyCharacterMap> kcm = device->getKeyCharacterMap();
         if (kcm != nullptr) {
@@ -588,7 +700,7 @@
     AutoMutex _l(mLock);
     Device* device = getDeviceLocked(deviceId);
 
-    if (device && device->keyMap.haveKeyLayout()) {
+    if (device != nullptr && device->keyMap.haveKeyLayout()) {
         status_t err = device->keyMap.keyLayoutMap->mapAxis(scanCode, outAxisInfo);
         if (err == NO_ERROR) {
             return NO_ERROR;
@@ -607,10 +719,8 @@
 bool EventHub::hasScanCode(int32_t deviceId, int32_t scanCode) const {
     AutoMutex _l(mLock);
     Device* device = getDeviceLocked(deviceId);
-    if (device && scanCode >= 0 && scanCode <= KEY_MAX) {
-        if (test_bit(scanCode, device->keyBitmask)) {
-            return true;
-        }
+    if (device != nullptr && scanCode >= 0 && scanCode <= KEY_MAX) {
+        return device->keyBitmask.test(scanCode);
     }
     return false;
 }
@@ -619,10 +729,8 @@
     AutoMutex _l(mLock);
     Device* device = getDeviceLocked(deviceId);
     int32_t sc;
-    if (device && mapLed(device, led, &sc) == NO_ERROR) {
-        if (test_bit(sc, device->ledBitmask)) {
-            return true;
-        }
+    if (device != nullptr && device->mapLed(led, &sc) == NO_ERROR) {
+        return device->ledBitmask.test(sc);
     }
     return false;
 }
@@ -630,23 +738,8 @@
 void EventHub::setLedState(int32_t deviceId, int32_t led, bool on) {
     AutoMutex _l(mLock);
     Device* device = getDeviceLocked(deviceId);
-    setLedStateLocked(device, led, on);
-}
-
-void EventHub::setLedStateLocked(Device* device, int32_t led, bool on) {
-    int32_t sc;
-    if (device && device->hasValidFd() && mapLed(device, led, &sc) != NAME_NOT_FOUND) {
-        struct input_event ev;
-        ev.time.tv_sec = 0;
-        ev.time.tv_usec = 0;
-        ev.type = EV_LED;
-        ev.code = sc;
-        ev.value = on ? 1 : 0;
-
-        ssize_t nWrite;
-        do {
-            nWrite = write(device->fd, &ev, sizeof(struct input_event));
-        } while (nWrite == -1 && errno == EINTR);
+    if (device != nullptr && device->hasValidFd()) {
+        device->setLedStateLocked(led, on);
     }
 }
 
@@ -656,7 +749,7 @@
 
     AutoMutex _l(mLock);
     Device* device = getDeviceLocked(deviceId);
-    if (device && device->virtualKeyMap) {
+    if (device != nullptr && device->virtualKeyMap) {
         const std::vector<VirtualKeyDefinition> virtualKeys =
                 device->virtualKeyMap->getVirtualKeys();
         outVirtualKeys.insert(outVirtualKeys.end(), virtualKeys.begin(), virtualKeys.end());
@@ -666,7 +759,7 @@
 sp<KeyCharacterMap> EventHub::getKeyCharacterMap(int32_t deviceId) const {
     AutoMutex _l(mLock);
     Device* device = getDeviceLocked(deviceId);
-    if (device) {
+    if (device != nullptr) {
         return device->getKeyCharacterMap();
     }
     return nullptr;
@@ -675,7 +768,7 @@
 bool EventHub::setKeyboardLayoutOverlay(int32_t deviceId, const sp<KeyCharacterMap>& map) {
     AutoMutex _l(mLock);
     Device* device = getDeviceLocked(deviceId);
-    if (device) {
+    if (device != nullptr) {
         if (map != device->overlayKeyMap) {
             device->overlayKeyMap = map;
             device->combinedKeyMap = KeyCharacterMap::combine(device->keyMap.keyCharacterMap, map);
@@ -735,17 +828,18 @@
           identifier.descriptor.c_str());
 }
 
-void EventHub::vibrate(int32_t deviceId, nsecs_t duration) {
+void EventHub::vibrate(int32_t deviceId, const VibrationElement& element) {
     AutoMutex _l(mLock);
     Device* device = getDeviceLocked(deviceId);
-    if (device && device->hasValidFd()) {
+    if (device != nullptr && device->hasValidFd()) {
         ff_effect effect;
         memset(&effect, 0, sizeof(effect));
         effect.type = FF_RUMBLE;
         effect.id = device->ffEffectId;
-        effect.u.rumble.strong_magnitude = 0xc000;
-        effect.u.rumble.weak_magnitude = 0xc000;
-        effect.replay.length = (duration + 999999LL) / 1000000LL;
+        // evdev FF_RUMBLE effect only supports two channels of vibration.
+        effect.u.rumble.strong_magnitude = element.getMagnitude(FF_STRONG_MAGNITUDE_CHANNEL_IDX);
+        effect.u.rumble.weak_magnitude = element.getMagnitude(FF_WEAK_MAGNITUDE_CHANNEL_IDX);
+        effect.replay.length = element.duration.count();
         effect.replay.delay = 0;
         if (ioctl(device->fd, EVIOCSFF, &effect)) {
             ALOGW("Could not upload force feedback effect to device %s due to error %d.",
@@ -772,7 +866,7 @@
 void EventHub::cancelVibrate(int32_t deviceId) {
     AutoMutex _l(mLock);
     Device* device = getDeviceLocked(deviceId);
-    if (device && device->hasValidFd()) {
+    if (device != nullptr && device->hasValidFd()) {
         if (device->ffEffectPlaying) {
             device->ffEffectPlaying = false;
 
@@ -792,11 +886,9 @@
 }
 
 EventHub::Device* EventHub::getDeviceByDescriptorLocked(const std::string& descriptor) const {
-    size_t size = mDevices.size();
-    for (size_t i = 0; i < size; i++) {
-        Device* device = mDevices.valueAt(i);
+    for (const auto& [id, device] : mDevices) {
         if (descriptor == device->identifier.descriptor) {
-            return device;
+            return device.get();
         }
     }
     return nullptr;
@@ -806,15 +898,14 @@
     if (deviceId == ReservedInputDeviceId::BUILT_IN_KEYBOARD_ID) {
         deviceId = mBuiltInKeyboardId;
     }
-    ssize_t index = mDevices.indexOfKey(deviceId);
-    return index >= 0 ? mDevices.valueAt(index) : NULL;
+    const auto& it = mDevices.find(deviceId);
+    return it != mDevices.end() ? it->second.get() : nullptr;
 }
 
 EventHub::Device* EventHub::getDeviceByPathLocked(const std::string& devicePath) const {
-    for (size_t i = 0; i < mDevices.size(); i++) {
-        Device* device = mDevices.valueAt(i);
+    for (const auto& [id, device] : mDevices) {
         if (device->path == devicePath) {
-            return device;
+            return device.get();
         }
     }
     return nullptr;
@@ -828,15 +919,14 @@
  * devices are ignored.
  */
 EventHub::Device* EventHub::getDeviceByFdLocked(int fd) const {
-    for (size_t i = 0; i < mDevices.size(); i++) {
-        Device* device = mDevices.valueAt(i);
+    for (const auto& [id, device] : mDevices) {
         if (device->fd == fd) {
             // This is an input device event
-            return device;
+            return device.get();
         }
         if (device->videoDevice && device->videoDevice->getFd() == fd) {
             // This is a video device event
-            return device;
+            return device.get();
         }
     }
     // We do not check mUnattachedVideoDevices here because they should not participate in epoll,
@@ -869,17 +959,16 @@
         }
 
         // Report any devices that had last been added/removed.
-        while (mClosingDevices) {
-            Device* device = mClosingDevices;
+        for (auto it = mClosingDevices.begin(); it != mClosingDevices.end();) {
+            std::unique_ptr<Device> device = std::move(*it);
             ALOGV("Reporting device closed: id=%d, name=%s\n", device->id, device->path.c_str());
-            mClosingDevices = device->next;
             event->when = now;
             event->deviceId = (device->id == mBuiltInKeyboardId)
                     ? ReservedInputDeviceId::BUILT_IN_KEYBOARD_ID
                     : device->id;
             event->type = DEVICE_REMOVED;
             event += 1;
-            delete device;
+            it = mClosingDevices.erase(it);
             mNeedToSendFinishedDeviceScan = true;
             if (--capacity == 0) {
                 break;
@@ -892,14 +981,18 @@
             mNeedToSendFinishedDeviceScan = true;
         }
 
-        while (mOpeningDevices != nullptr) {
-            Device* device = mOpeningDevices;
+        for (auto it = mOpeningDevices.begin(); it != mOpeningDevices.end();) {
+            std::unique_ptr<Device> device = std::move(*it);
             ALOGV("Reporting device opened: id=%d, name=%s\n", device->id, device->path.c_str());
-            mOpeningDevices = device->next;
             event->when = now;
             event->deviceId = device->id == mBuiltInKeyboardId ? 0 : device->id;
             event->type = DEVICE_ADDED;
             event += 1;
+            auto [dev_it, insert] = mDevices.insert_or_assign(device->id, std::move(device));
+            if (!insert) {
+                ALOGW("Device id %d exists, replaced.", device->id);
+            }
+            it = mOpeningDevices.erase(it);
             mNeedToSendFinishedDeviceScan = true;
             if (--capacity == 0) {
                 break;
@@ -946,7 +1039,7 @@
             }
 
             Device* device = getDeviceByFdLocked(eventItem.data.fd);
-            if (!device) {
+            if (device == nullptr) {
                 ALOGE("Received unexpected epoll event 0x%08x for unknown fd %d.", eventItem.events,
                       eventItem.data.fd);
                 ALOG_ASSERT(!DEBUG);
@@ -982,7 +1075,7 @@
                           " bufferSize: %zu capacity: %zu errno: %d)\n",
                           device->fd, readSize, bufferSize, capacity, errno);
                     deviceChanged = true;
-                    closeDeviceLocked(device);
+                    closeDeviceLocked(*device);
                 } else if (readSize < 0) {
                     if (errno != EAGAIN && errno != EINTR) {
                         ALOGW("could not get event (errno=%d)", errno);
@@ -1014,7 +1107,7 @@
                 ALOGI("Removing device %s due to epoll hang-up event.",
                       device->identifier.name.c_str());
                 deviceChanged = true;
-                closeDeviceLocked(device);
+                closeDeviceLocked(*device);
             } else {
                 ALOGW("Received unexpected epoll event 0x%08x for device %s.", eventItem.events,
                       device->identifier.name.c_str());
@@ -1089,7 +1182,7 @@
     AutoMutex _l(mLock);
 
     Device* device = getDeviceLocked(deviceId);
-    if (!device || !device->videoDevice) {
+    if (device == nullptr || !device->videoDevice) {
         return {};
     }
     return device->videoDevice->consumeFrames();
@@ -1119,24 +1212,13 @@
             ALOGE("scan video dir failed for %s", VIDEO_DEVICE_PATH);
         }
     }
-    if (mDevices.indexOfKey(ReservedInputDeviceId::VIRTUAL_KEYBOARD_ID) < 0) {
+    if (mDevices.find(ReservedInputDeviceId::VIRTUAL_KEYBOARD_ID) == mDevices.end()) {
         createVirtualKeyboardLocked();
     }
 }
 
 // ----------------------------------------------------------------------------
 
-static bool containsNonZeroByte(const uint8_t* array, uint32_t startIndex, uint32_t endIndex) {
-    const uint8_t* end = array + endIndex;
-    array += startIndex;
-    while (array != end) {
-        if (*(array++) != 0) {
-            return true;
-        }
-    }
-    return false;
-}
-
 static const int32_t GAMEPAD_KEYCODES[] = {
         AKEYCODE_BUTTON_A,      AKEYCODE_BUTTON_B,      AKEYCODE_BUTTON_C,    //
         AKEYCODE_BUTTON_X,      AKEYCODE_BUTTON_Y,      AKEYCODE_BUTTON_Z,    //
@@ -1166,20 +1248,14 @@
     return OK;
 }
 
-status_t EventHub::registerDeviceForEpollLocked(Device* device) {
-    if (device == nullptr) {
-        if (DEBUG) {
-            LOG_ALWAYS_FATAL("Cannot call registerDeviceForEpollLocked with null Device");
-        }
-        return BAD_VALUE;
-    }
-    status_t result = registerFdForEpoll(device->fd);
+status_t EventHub::registerDeviceForEpollLocked(Device& device) {
+    status_t result = registerFdForEpoll(device.fd);
     if (result != OK) {
-        ALOGE("Could not add input device fd to epoll for device %" PRId32, device->id);
+        ALOGE("Could not add input device fd to epoll for device %" PRId32, device.id);
         return result;
     }
-    if (device->videoDevice) {
-        registerVideoDeviceForEpollLocked(*device->videoDevice);
+    if (device.videoDevice) {
+        registerVideoDeviceForEpollLocked(*device.videoDevice);
     }
     return result;
 }
@@ -1191,16 +1267,16 @@
     }
 }
 
-status_t EventHub::unregisterDeviceFromEpollLocked(Device* device) {
-    if (device->hasValidFd()) {
-        status_t result = unregisterFdFromEpoll(device->fd);
+status_t EventHub::unregisterDeviceFromEpollLocked(Device& device) {
+    if (device.hasValidFd()) {
+        status_t result = unregisterFdFromEpoll(device.fd);
         if (result != OK) {
-            ALOGW("Could not remove input device fd from epoll for device %" PRId32, device->id);
+            ALOGW("Could not remove input device fd from epoll for device %" PRId32, device.id);
             return result;
         }
     }
-    if (device->videoDevice) {
-        unregisterVideoDeviceFromEpollLocked(*device->videoDevice);
+    if (device.videoDevice) {
+        unregisterVideoDeviceFromEpollLocked(*device.videoDevice);
     }
     return OK;
 }
@@ -1287,7 +1363,7 @@
 
     // Allocate device.  (The device object takes ownership of the fd at this point.)
     int32_t deviceId = mNextDeviceId++;
-    Device* device = new Device(fd, deviceId, devicePath, identifier);
+    std::unique_ptr<Device> device = std::make_unique<Device>(fd, deviceId, devicePath, identifier);
 
     ALOGV("add device %d: %s\n", deviceId, devicePath.c_str());
     ALOGV("  bus:        %04x\n"
@@ -1303,35 +1379,31 @@
           driverVersion & 0xff);
 
     // Load the configuration file for the device.
-    loadConfigurationLocked(device);
+    device->loadConfigurationLocked();
 
     // Figure out the kinds of events the device reports.
-    ioctl(fd, EVIOCGBIT(EV_KEY, sizeof(device->keyBitmask)), device->keyBitmask);
-    ioctl(fd, EVIOCGBIT(EV_ABS, sizeof(device->absBitmask)), device->absBitmask);
-    ioctl(fd, EVIOCGBIT(EV_REL, sizeof(device->relBitmask)), device->relBitmask);
-    ioctl(fd, EVIOCGBIT(EV_SW, sizeof(device->swBitmask)), device->swBitmask);
-    ioctl(fd, EVIOCGBIT(EV_LED, sizeof(device->ledBitmask)), device->ledBitmask);
-    ioctl(fd, EVIOCGBIT(EV_FF, sizeof(device->ffBitmask)), device->ffBitmask);
-    ioctl(fd, EVIOCGPROP(sizeof(device->propBitmask)), device->propBitmask);
+    device->readDeviceBitMask(EVIOCGBIT(EV_KEY, 0), device->keyBitmask);
+    device->readDeviceBitMask(EVIOCGBIT(EV_ABS, 0), device->absBitmask);
+    device->readDeviceBitMask(EVIOCGBIT(EV_REL, 0), device->relBitmask);
+    device->readDeviceBitMask(EVIOCGBIT(EV_SW, 0), device->swBitmask);
+    device->readDeviceBitMask(EVIOCGBIT(EV_LED, 0), device->ledBitmask);
+    device->readDeviceBitMask(EVIOCGBIT(EV_FF, 0), device->ffBitmask);
+    device->readDeviceBitMask(EVIOCGPROP(0), device->propBitmask);
 
     // See if this is a keyboard.  Ignore everything in the button range except for
     // joystick and gamepad buttons which are handled like keyboards for the most part.
     bool haveKeyboardKeys =
-            containsNonZeroByte(device->keyBitmask, 0, sizeof_bit_array(BTN_MISC)) ||
-            containsNonZeroByte(device->keyBitmask, sizeof_bit_array(BTN_WHEEL),
-                                sizeof_bit_array(KEY_MAX + 1));
-    bool haveGamepadButtons = containsNonZeroByte(device->keyBitmask, sizeof_bit_array(BTN_MISC),
-                                                  sizeof_bit_array(BTN_MOUSE)) ||
-            containsNonZeroByte(device->keyBitmask, sizeof_bit_array(BTN_JOYSTICK),
-                                sizeof_bit_array(BTN_DIGI));
+            device->keyBitmask.any(0, BTN_MISC) || device->keyBitmask.any(BTN_WHEEL, KEY_MAX + 1);
+    bool haveGamepadButtons = device->keyBitmask.any(BTN_MISC, BTN_MOUSE) ||
+            device->keyBitmask.any(BTN_JOYSTICK, BTN_DIGI);
     if (haveKeyboardKeys || haveGamepadButtons) {
-        device->classes |= INPUT_DEVICE_CLASS_KEYBOARD;
+        device->classes |= InputDeviceClass::KEYBOARD;
     }
 
     // See if this is a cursor device such as a trackball or mouse.
-    if (test_bit(BTN_MOUSE, device->keyBitmask) && test_bit(REL_X, device->relBitmask) &&
-        test_bit(REL_Y, device->relBitmask)) {
-        device->classes |= INPUT_DEVICE_CLASS_CURSOR;
+    if (device->keyBitmask.test(BTN_MOUSE) && device->relBitmask.test(REL_X) &&
+        device->relBitmask.test(REL_Y)) {
+        device->classes |= InputDeviceClass::CURSOR;
     }
 
     // See if this is a rotary encoder type device.
@@ -1339,43 +1411,41 @@
     if (device->configuration &&
         device->configuration->tryGetProperty(String8("device.type"), deviceType)) {
         if (!deviceType.compare(String8("rotaryEncoder"))) {
-            device->classes |= INPUT_DEVICE_CLASS_ROTARY_ENCODER;
+            device->classes |= InputDeviceClass::ROTARY_ENCODER;
         }
     }
 
     // See if this is a touch pad.
     // Is this a new modern multi-touch driver?
-    if (test_bit(ABS_MT_POSITION_X, device->absBitmask) &&
-        test_bit(ABS_MT_POSITION_Y, device->absBitmask)) {
+    if (device->absBitmask.test(ABS_MT_POSITION_X) && device->absBitmask.test(ABS_MT_POSITION_Y)) {
         // Some joysticks such as the PS3 controller report axes that conflict
         // with the ABS_MT range.  Try to confirm that the device really is
         // a touch screen.
-        if (test_bit(BTN_TOUCH, device->keyBitmask) || !haveGamepadButtons) {
-            device->classes |= INPUT_DEVICE_CLASS_TOUCH | INPUT_DEVICE_CLASS_TOUCH_MT;
+        if (device->keyBitmask.test(BTN_TOUCH) || !haveGamepadButtons) {
+            device->classes |= (InputDeviceClass::TOUCH | InputDeviceClass::TOUCH_MT);
         }
         // Is this an old style single-touch driver?
-    } else if (test_bit(BTN_TOUCH, device->keyBitmask) && test_bit(ABS_X, device->absBitmask) &&
-               test_bit(ABS_Y, device->absBitmask)) {
-        device->classes |= INPUT_DEVICE_CLASS_TOUCH;
+    } else if (device->keyBitmask.test(BTN_TOUCH) && device->absBitmask.test(ABS_X) &&
+               device->absBitmask.test(ABS_Y)) {
+        device->classes |= InputDeviceClass::TOUCH;
         // Is this a BT stylus?
-    } else if ((test_bit(ABS_PRESSURE, device->absBitmask) ||
-                test_bit(BTN_TOUCH, device->keyBitmask)) &&
-               !test_bit(ABS_X, device->absBitmask) && !test_bit(ABS_Y, device->absBitmask)) {
-        device->classes |= INPUT_DEVICE_CLASS_EXTERNAL_STYLUS;
+    } else if ((device->absBitmask.test(ABS_PRESSURE) || device->keyBitmask.test(BTN_TOUCH)) &&
+               !device->absBitmask.test(ABS_X) && !device->absBitmask.test(ABS_Y)) {
+        device->classes |= InputDeviceClass::EXTERNAL_STYLUS;
         // Keyboard will try to claim some of the buttons but we really want to reserve those so we
         // can fuse it with the touch screen data, so just take them back. Note this means an
         // external stylus cannot also be a keyboard device.
-        device->classes &= ~INPUT_DEVICE_CLASS_KEYBOARD;
+        device->classes &= ~InputDeviceClass::KEYBOARD;
     }
 
     // See if this device is a joystick.
     // Assumes that joysticks always have gamepad buttons in order to distinguish them
     // from other devices such as accelerometers that also have absolute axes.
     if (haveGamepadButtons) {
-        uint32_t assumedClasses = device->classes | INPUT_DEVICE_CLASS_JOYSTICK;
+        auto assumedClasses = device->classes | InputDeviceClass::JOYSTICK;
         for (int i = 0; i <= ABS_MAX; i++) {
-            if (test_bit(i, device->absBitmask) &&
-                (getAbsAxisUsage(i, assumedClasses) & INPUT_DEVICE_CLASS_JOYSTICK)) {
+            if (device->absBitmask.test(i) &&
+                (getAbsAxisUsage(i, assumedClasses).test(InputDeviceClass::JOYSTICK))) {
                 device->classes = assumedClasses;
                 break;
             }
@@ -1384,37 +1454,37 @@
 
     // Check whether this device has switches.
     for (int i = 0; i <= SW_MAX; i++) {
-        if (test_bit(i, device->swBitmask)) {
-            device->classes |= INPUT_DEVICE_CLASS_SWITCH;
+        if (device->swBitmask.test(i)) {
+            device->classes |= InputDeviceClass::SWITCH;
             break;
         }
     }
 
     // Check whether this device supports the vibrator.
-    if (test_bit(FF_RUMBLE, device->ffBitmask)) {
-        device->classes |= INPUT_DEVICE_CLASS_VIBRATOR;
+    if (device->ffBitmask.test(FF_RUMBLE)) {
+        device->classes |= InputDeviceClass::VIBRATOR;
     }
 
     // Configure virtual keys.
-    if ((device->classes & INPUT_DEVICE_CLASS_TOUCH)) {
+    if ((device->classes.test(InputDeviceClass::TOUCH))) {
         // Load the virtual keys for the touch screen, if any.
         // We do this now so that we can make sure to load the keymap if necessary.
-        bool success = loadVirtualKeyMapLocked(device);
+        bool success = device->loadVirtualKeyMapLocked();
         if (success) {
-            device->classes |= INPUT_DEVICE_CLASS_KEYBOARD;
+            device->classes |= InputDeviceClass::KEYBOARD;
         }
     }
 
     // Load the key map.
     // We need to do this for joysticks too because the key layout may specify axes.
     status_t keyMapStatus = NAME_NOT_FOUND;
-    if (device->classes & (INPUT_DEVICE_CLASS_KEYBOARD | INPUT_DEVICE_CLASS_JOYSTICK)) {
+    if (device->classes.any(InputDeviceClass::KEYBOARD | InputDeviceClass::JOYSTICK)) {
         // Load the keymap for the device.
-        keyMapStatus = loadKeyMapLocked(device);
+        keyMapStatus = device->loadKeyMapLocked();
     }
 
     // Configure the keyboard, gamepad or virtual keyboard.
-    if (device->classes & INPUT_DEVICE_CLASS_KEYBOARD) {
+    if (device->classes.test(InputDeviceClass::KEYBOARD)) {
         // Register the keyboard as a built-in keyboard if it is eligible.
         if (!keyMapStatus && mBuiltInKeyboardId == NO_BUILT_IN_KEYBOARD &&
             isEligibleBuiltInKeyboard(device->identifier, device->configuration, &device->keyMap)) {
@@ -1422,50 +1492,49 @@
         }
 
         // 'Q' key support = cheap test of whether this is an alpha-capable kbd
-        if (hasKeycodeLocked(device, AKEYCODE_Q)) {
-            device->classes |= INPUT_DEVICE_CLASS_ALPHAKEY;
+        if (device->hasKeycodeLocked(AKEYCODE_Q)) {
+            device->classes |= InputDeviceClass::ALPHAKEY;
         }
 
         // See if this device has a DPAD.
-        if (hasKeycodeLocked(device, AKEYCODE_DPAD_UP) &&
-            hasKeycodeLocked(device, AKEYCODE_DPAD_DOWN) &&
-            hasKeycodeLocked(device, AKEYCODE_DPAD_LEFT) &&
-            hasKeycodeLocked(device, AKEYCODE_DPAD_RIGHT) &&
-            hasKeycodeLocked(device, AKEYCODE_DPAD_CENTER)) {
-            device->classes |= INPUT_DEVICE_CLASS_DPAD;
+        if (device->hasKeycodeLocked(AKEYCODE_DPAD_UP) &&
+            device->hasKeycodeLocked(AKEYCODE_DPAD_DOWN) &&
+            device->hasKeycodeLocked(AKEYCODE_DPAD_LEFT) &&
+            device->hasKeycodeLocked(AKEYCODE_DPAD_RIGHT) &&
+            device->hasKeycodeLocked(AKEYCODE_DPAD_CENTER)) {
+            device->classes |= InputDeviceClass::DPAD;
         }
 
         // See if this device has a gamepad.
         for (size_t i = 0; i < sizeof(GAMEPAD_KEYCODES) / sizeof(GAMEPAD_KEYCODES[0]); i++) {
-            if (hasKeycodeLocked(device, GAMEPAD_KEYCODES[i])) {
-                device->classes |= INPUT_DEVICE_CLASS_GAMEPAD;
+            if (device->hasKeycodeLocked(GAMEPAD_KEYCODES[i])) {
+                device->classes |= InputDeviceClass::GAMEPAD;
                 break;
             }
         }
     }
 
     // If the device isn't recognized as something we handle, don't monitor it.
-    if (device->classes == 0) {
+    if (device->classes == Flags<InputDeviceClass>(0)) {
         ALOGV("Dropping device: id=%d, path='%s', name='%s'", deviceId, devicePath.c_str(),
               device->identifier.name.c_str());
-        delete device;
         return -1;
     }
 
     // Determine whether the device has a mic.
-    if (deviceHasMicLocked(device)) {
-        device->classes |= INPUT_DEVICE_CLASS_MIC;
+    if (device->deviceHasMicLocked()) {
+        device->classes |= InputDeviceClass::MIC;
     }
 
     // Determine whether the device is external or internal.
-    if (isExternalDeviceLocked(device)) {
-        device->classes |= INPUT_DEVICE_CLASS_EXTERNAL;
+    if (device->isExternalDeviceLocked()) {
+        device->classes |= InputDeviceClass::EXTERNAL;
     }
 
-    if (device->classes & (INPUT_DEVICE_CLASS_JOYSTICK | INPUT_DEVICE_CLASS_DPAD) &&
-        device->classes & INPUT_DEVICE_CLASS_GAMEPAD) {
-        device->controllerNumber = getNextControllerNumberLocked(device);
-        setLedForControllerLocked(device);
+    if (device->classes.any(InputDeviceClass::JOYSTICK | InputDeviceClass::DPAD) &&
+        device->classes.test(InputDeviceClass::GAMEPAD)) {
+        device->controllerNumber = getNextControllerNumberLocked(device->identifier.name);
+        device->setLedForControllerLocked();
     }
 
     // Find a matching video device by comparing device names
@@ -1483,43 +1552,23 @@
                                   }),
                    mUnattachedVideoDevices.end());
 
-    if (registerDeviceForEpollLocked(device) != OK) {
-        delete device;
+    if (registerDeviceForEpollLocked(*device) != OK) {
         return -1;
     }
 
-    configureFd(device);
+    device->configureFd();
 
-    ALOGI("New device: id=%d, fd=%d, path='%s', name='%s', classes=0x%x, "
+    ALOGI("New device: id=%d, fd=%d, path='%s', name='%s', classes=%s, "
           "configuration='%s', keyLayout='%s', keyCharacterMap='%s', builtinKeyboard=%s, ",
-          deviceId, fd, devicePath.c_str(), device->identifier.name.c_str(), device->classes,
-          device->configurationFile.c_str(), device->keyMap.keyLayoutFile.c_str(),
-          device->keyMap.keyCharacterMapFile.c_str(), toString(mBuiltInKeyboardId == deviceId));
+          deviceId, fd, devicePath.c_str(), device->identifier.name.c_str(),
+          device->classes.string().c_str(), device->configurationFile.c_str(),
+          device->keyMap.keyLayoutFile.c_str(), device->keyMap.keyCharacterMapFile.c_str(),
+          toString(mBuiltInKeyboardId == deviceId));
 
-    addDeviceLocked(device);
+    addDeviceLocked(std::move(device));
     return OK;
 }
 
-void EventHub::configureFd(Device* device) {
-    // Set fd parameters with ioctl, such as key repeat, suspend block, and clock type
-    if (device->classes & INPUT_DEVICE_CLASS_KEYBOARD) {
-        // Disable kernel key repeat since we handle it ourselves
-        unsigned int repeatRate[] = {0, 0};
-        if (ioctl(device->fd, EVIOCSREP, repeatRate)) {
-            ALOGW("Unable to disable kernel key repeat for %s: %s", device->path.c_str(),
-                  strerror(errno));
-        }
-    }
-
-    // Tell the kernel that we want to use the monotonic clock for reporting timestamps
-    // associated with input events.  This is important because the input system
-    // uses the timestamps extensively and assumes they were recorded using the monotonic
-    // clock.
-    int clockId = CLOCK_MONOTONIC;
-    bool usingClockIoctl = !ioctl(device->fd, EVIOCSCLOCKID, &clockId);
-    ALOGI("usingClockIoctl=%s", toString(usingClockIoctl));
-}
-
 void EventHub::openVideoDeviceLocked(const std::string& devicePath) {
     std::unique_ptr<TouchVideoDevice> videoDevice = TouchVideoDevice::create(devicePath);
     if (!videoDevice) {
@@ -1527,8 +1576,7 @@
         return;
     }
     // Transfer ownership of this video device to a matching input device
-    for (size_t i = 0; i < mDevices.size(); i++) {
-        Device* device = mDevices.valueAt(i);
+    for (const auto& [id, device] : mDevices) {
         if (videoDevice->getName() == device->identifier.name) {
             device->videoDevice = std::move(videoDevice);
             if (device->enabled) {
@@ -1572,9 +1620,9 @@
         return result;
     }
 
-    configureFd(device);
+    device->configureFd();
 
-    return registerDeviceForEpollLocked(device);
+    return registerDeviceForEpollLocked(*device);
 }
 
 status_t EventHub::disableDevice(int32_t deviceId) {
@@ -1588,7 +1636,7 @@
         ALOGW("Duplicate call to %s, input device already disabled", __func__);
         return OK;
     }
-    unregisterDeviceFromEpollLocked(device);
+    unregisterDeviceFromEpollLocked(*device);
     return device->disable();
 }
 
@@ -1598,79 +1646,23 @@
     identifier.uniqueId = "<virtual>";
     assignDescriptorLocked(identifier);
 
-    Device* device =
-            new Device(-1, ReservedInputDeviceId::VIRTUAL_KEYBOARD_ID, "<virtual>", identifier);
-    device->classes = INPUT_DEVICE_CLASS_KEYBOARD | INPUT_DEVICE_CLASS_ALPHAKEY |
-            INPUT_DEVICE_CLASS_DPAD | INPUT_DEVICE_CLASS_VIRTUAL;
-    loadKeyMapLocked(device);
-    addDeviceLocked(device);
+    std::unique_ptr<Device> device =
+            std::make_unique<Device>(-1, ReservedInputDeviceId::VIRTUAL_KEYBOARD_ID, "<virtual>",
+                                     identifier);
+    device->classes = InputDeviceClass::KEYBOARD | InputDeviceClass::ALPHAKEY |
+            InputDeviceClass::DPAD | InputDeviceClass::VIRTUAL;
+    device->loadKeyMapLocked();
+    addDeviceLocked(std::move(device));
 }
 
-void EventHub::addDeviceLocked(Device* device) {
-    mDevices.add(device->id, device);
-    device->next = mOpeningDevices;
-    mOpeningDevices = device;
+void EventHub::addDeviceLocked(std::unique_ptr<Device> device) {
+    mOpeningDevices.push_back(std::move(device));
 }
 
-void EventHub::loadConfigurationLocked(Device* device) {
-    device->configurationFile =
-            getInputDeviceConfigurationFilePathByDeviceIdentifier(device->identifier,
-                                                                  InputDeviceConfigurationFileType::
-                                                                          CONFIGURATION);
-    if (device->configurationFile.empty()) {
-        ALOGD("No input device configuration file found for device '%s'.",
-              device->identifier.name.c_str());
-    } else {
-        status_t status = PropertyMap::load(String8(device->configurationFile.c_str()),
-                                            &device->configuration);
-        if (status) {
-            ALOGE("Error loading input device configuration file for device '%s'.  "
-                  "Using default configuration.",
-                  device->identifier.name.c_str());
-        }
-    }
-}
-
-bool EventHub::loadVirtualKeyMapLocked(Device* device) {
-    // The virtual key map is supplied by the kernel as a system board property file.
-    std::string path;
-    path += "/sys/board_properties/virtualkeys.";
-    path += device->identifier.getCanonicalName();
-    if (access(path.c_str(), R_OK)) {
-        return false;
-    }
-    device->virtualKeyMap = VirtualKeyMap::load(path);
-    return device->virtualKeyMap != nullptr;
-}
-
-status_t EventHub::loadKeyMapLocked(Device* device) {
-    return device->keyMap.load(device->identifier, device->configuration);
-}
-
-bool EventHub::isExternalDeviceLocked(Device* device) {
-    if (device->configuration) {
-        bool value;
-        if (device->configuration->tryGetProperty(String8("device.internal"), value)) {
-            return !value;
-        }
-    }
-    return device->identifier.bus == BUS_USB || device->identifier.bus == BUS_BLUETOOTH;
-}
-
-bool EventHub::deviceHasMicLocked(Device* device) {
-    if (device->configuration) {
-        bool value;
-        if (device->configuration->tryGetProperty(String8("audio.mic"), value)) {
-            return value;
-        }
-    }
-    return false;
-}
-
-int32_t EventHub::getNextControllerNumberLocked(Device* device) {
+int32_t EventHub::getNextControllerNumberLocked(const std::string& name) {
     if (mControllerNumbers.isFull()) {
         ALOGI("Maximum number of controllers reached, assigning controller number 0 to device %s",
-              device->identifier.name.c_str());
+              name.c_str());
         return 0;
     }
     // Since the controller number 0 is reserved for non-controllers, translate all numbers up by
@@ -1678,58 +1670,16 @@
     return static_cast<int32_t>(mControllerNumbers.markFirstUnmarkedBit() + 1);
 }
 
-void EventHub::releaseControllerNumberLocked(Device* device) {
-    int32_t num = device->controllerNumber;
-    device->controllerNumber = 0;
-    if (num == 0) {
-        return;
+void EventHub::releaseControllerNumberLocked(int32_t num) {
+    if (num > 0) {
+        mControllerNumbers.clearBit(static_cast<uint32_t>(num - 1));
     }
-    mControllerNumbers.clearBit(static_cast<uint32_t>(num - 1));
-}
-
-void EventHub::setLedForControllerLocked(Device* device) {
-    for (int i = 0; i < MAX_CONTROLLER_LEDS; i++) {
-        setLedStateLocked(device, ALED_CONTROLLER_1 + i, device->controllerNumber == i + 1);
-    }
-}
-
-bool EventHub::hasKeycodeLocked(Device* device, int keycode) const {
-    if (!device->keyMap.haveKeyLayout()) {
-        return false;
-    }
-
-    std::vector<int32_t> scanCodes;
-    device->keyMap.keyLayoutMap->findScanCodesForKey(keycode, &scanCodes);
-    const size_t N = scanCodes.size();
-    for (size_t i = 0; i < N && i <= KEY_MAX; i++) {
-        int32_t sc = scanCodes[i];
-        if (sc >= 0 && sc <= KEY_MAX && test_bit(sc, device->keyBitmask)) {
-            return true;
-        }
-    }
-
-    return false;
-}
-
-status_t EventHub::mapLed(Device* device, int32_t led, int32_t* outScanCode) const {
-    if (!device->keyMap.haveKeyLayout()) {
-        return NAME_NOT_FOUND;
-    }
-
-    int32_t scanCode;
-    if (device->keyMap.keyLayoutMap->findScanCodeForLed(led, &scanCode) != NAME_NOT_FOUND) {
-        if (scanCode >= 0 && scanCode <= LED_MAX && test_bit(scanCode, device->ledBitmask)) {
-            *outScanCode = scanCode;
-            return NO_ERROR;
-        }
-    }
-    return NAME_NOT_FOUND;
 }
 
 void EventHub::closeDeviceByPathLocked(const std::string& devicePath) {
     Device* device = getDeviceByPathLocked(devicePath);
-    if (device) {
-        closeDeviceLocked(device);
+    if (device != nullptr) {
+        closeDeviceLocked(*device);
         return;
     }
     ALOGV("Remove device: %s not found, device may already have been removed.", devicePath.c_str());
@@ -1743,8 +1693,7 @@
 void EventHub::closeVideoDeviceByPathLocked(const std::string& devicePath) {
     // A video device may be owned by an existing input device, or it may be stored in
     // the mUnattachedVideoDevices queue. Check both locations.
-    for (size_t i = 0; i < mDevices.size(); i++) {
-        Device* device = mDevices.valueAt(i);
+    for (const auto& [id, device] : mDevices) {
         if (device->videoDevice && device->videoDevice->getPath() == devicePath) {
             unregisterVideoDeviceFromEpollLocked(*device->videoDevice);
             device->videoDevice = nullptr;
@@ -1762,60 +1711,34 @@
 
 void EventHub::closeAllDevicesLocked() {
     mUnattachedVideoDevices.clear();
-    while (mDevices.size() > 0) {
-        closeDeviceLocked(mDevices.valueAt(mDevices.size() - 1));
+    for (const auto& [id, device] : mDevices) {
+        closeDeviceLocked(*device);
     }
 }
 
-void EventHub::closeDeviceLocked(Device* device) {
-    ALOGI("Removed device: path=%s name=%s id=%d fd=%d classes=0x%x", device->path.c_str(),
-          device->identifier.name.c_str(), device->id, device->fd, device->classes);
+void EventHub::closeDeviceLocked(Device& device) {
+    ALOGI("Removed device: path=%s name=%s id=%d fd=%d classes=%s", device.path.c_str(),
+          device.identifier.name.c_str(), device.id, device.fd, device.classes.string().c_str());
 
-    if (device->id == mBuiltInKeyboardId) {
+    if (device.id == mBuiltInKeyboardId) {
         ALOGW("built-in keyboard device %s (id=%d) is closing! the apps will not like this",
-              device->path.c_str(), mBuiltInKeyboardId);
+              device.path.c_str(), mBuiltInKeyboardId);
         mBuiltInKeyboardId = NO_BUILT_IN_KEYBOARD;
     }
 
     unregisterDeviceFromEpollLocked(device);
-    if (device->videoDevice) {
+    if (device.videoDevice) {
         // This must be done after the video device is removed from epoll
-        mUnattachedVideoDevices.push_back(std::move(device->videoDevice));
+        mUnattachedVideoDevices.push_back(std::move(device.videoDevice));
     }
 
-    releaseControllerNumberLocked(device);
+    releaseControllerNumberLocked(device.controllerNumber);
+    device.close();
 
-    mDevices.removeItem(device->id);
-    device->close();
-
-    // Unlink for opening devices list if it is present.
-    Device* pred = nullptr;
-    bool found = false;
-    for (Device* entry = mOpeningDevices; entry != nullptr;) {
-        if (entry == device) {
-            found = true;
-            break;
-        }
-        pred = entry;
-        entry = entry->next;
-    }
-    if (found) {
-        // Unlink the device from the opening devices list then delete it.
-        // We don't need to tell the client that the device was closed because
-        // it does not even know it was opened in the first place.
-        ALOGI("Device %s was immediately closed after opening.", device->path.c_str());
-        if (pred) {
-            pred->next = device->next;
-        } else {
-            mOpeningDevices = device->next;
-        }
-        delete device;
-    } else {
-        // Link into closing devices list.
-        // The device will be deleted later after we have informed the client.
-        device->next = mClosingDevices;
-        mClosingDevices = device;
-    }
+    // Move device to mClosingDevices
+    mClosingDevices.push_back(std::move(mDevices[device.id]));
+    // Erase device from mDevices
+    mDevices.erase(device.id);
 }
 
 status_t EventHub::readNotifyLocked() {
@@ -1902,8 +1825,7 @@
 
         dump += INDENT "Devices:\n";
 
-        for (size_t i = 0; i < mDevices.size(); i++) {
-            const Device* device = mDevices.valueAt(i);
+        for (const auto& [id, device] : mDevices) {
             if (mBuiltInKeyboardId == device->id) {
                 dump += StringPrintf(INDENT2 "%d: %s (aka device 0 - built-in keyboard)\n",
                                      device->id, device->identifier.name.c_str());
@@ -1911,7 +1833,7 @@
                 dump += StringPrintf(INDENT2 "%d: %s\n", device->id,
                                      device->identifier.name.c_str());
             }
-            dump += StringPrintf(INDENT3 "Classes: 0x%08x\n", device->classes);
+            dump += StringPrintf(INDENT3 "Classes: %s\n", device->classes.string().c_str());
             dump += StringPrintf(INDENT3 "Path: %s\n", device->path.c_str());
             dump += StringPrintf(INDENT3 "Enabled: %s\n", toString(device->enabled));
             dump += StringPrintf(INDENT3 "Descriptor: %s\n", device->identifier.descriptor.c_str());
diff --git a/services/inputflinger/reader/InputDevice.cpp b/services/inputflinger/reader/InputDevice.cpp
index 4b19e5e..14f922f 100644
--- a/services/inputflinger/reader/InputDevice.cpp
+++ b/services/inputflinger/reader/InputDevice.cpp
@@ -18,6 +18,7 @@
 
 #include "InputDevice.h"
 
+#include <input/Flags.h>
 #include <algorithm>
 
 #include "CursorInputMapper.h"
@@ -131,7 +132,7 @@
         return;
     }
     std::unique_ptr<InputDeviceContext> contextPtr(new InputDeviceContext(*this, eventHubId));
-    uint32_t classes = contextPtr->getDeviceClasses();
+    Flags<InputDeviceClass> classes = contextPtr->getDeviceClasses();
     std::vector<std::unique_ptr<InputMapper>> mappers;
 
     // Check if we should skip population
@@ -141,33 +142,33 @@
     }
 
     // Switch-like devices.
-    if (classes & INPUT_DEVICE_CLASS_SWITCH) {
+    if (classes.test(InputDeviceClass::SWITCH)) {
         mappers.push_back(std::make_unique<SwitchInputMapper>(*contextPtr));
     }
 
     // Scroll wheel-like devices.
-    if (classes & INPUT_DEVICE_CLASS_ROTARY_ENCODER) {
+    if (classes.test(InputDeviceClass::ROTARY_ENCODER)) {
         mappers.push_back(std::make_unique<RotaryEncoderInputMapper>(*contextPtr));
     }
 
     // Vibrator-like devices.
-    if (classes & INPUT_DEVICE_CLASS_VIBRATOR) {
+    if (classes.test(InputDeviceClass::VIBRATOR)) {
         mappers.push_back(std::make_unique<VibratorInputMapper>(*contextPtr));
     }
 
     // Keyboard-like devices.
     uint32_t keyboardSource = 0;
     int32_t keyboardType = AINPUT_KEYBOARD_TYPE_NON_ALPHABETIC;
-    if (classes & INPUT_DEVICE_CLASS_KEYBOARD) {
+    if (classes.test(InputDeviceClass::KEYBOARD)) {
         keyboardSource |= AINPUT_SOURCE_KEYBOARD;
     }
-    if (classes & INPUT_DEVICE_CLASS_ALPHAKEY) {
+    if (classes.test(InputDeviceClass::ALPHAKEY)) {
         keyboardType = AINPUT_KEYBOARD_TYPE_ALPHABETIC;
     }
-    if (classes & INPUT_DEVICE_CLASS_DPAD) {
+    if (classes.test(InputDeviceClass::DPAD)) {
         keyboardSource |= AINPUT_SOURCE_DPAD;
     }
-    if (classes & INPUT_DEVICE_CLASS_GAMEPAD) {
+    if (classes.test(InputDeviceClass::GAMEPAD)) {
         keyboardSource |= AINPUT_SOURCE_GAMEPAD;
     }
 
@@ -177,24 +178,24 @@
     }
 
     // Cursor-like devices.
-    if (classes & INPUT_DEVICE_CLASS_CURSOR) {
+    if (classes.test(InputDeviceClass::CURSOR)) {
         mappers.push_back(std::make_unique<CursorInputMapper>(*contextPtr));
     }
 
     // Touchscreens and touchpad devices.
-    if (classes & INPUT_DEVICE_CLASS_TOUCH_MT) {
+    if (classes.test(InputDeviceClass::TOUCH_MT)) {
         mappers.push_back(std::make_unique<MultiTouchInputMapper>(*contextPtr));
-    } else if (classes & INPUT_DEVICE_CLASS_TOUCH) {
+    } else if (classes.test(InputDeviceClass::TOUCH)) {
         mappers.push_back(std::make_unique<SingleTouchInputMapper>(*contextPtr));
     }
 
     // Joystick-like devices.
-    if (classes & INPUT_DEVICE_CLASS_JOYSTICK) {
+    if (classes.test(InputDeviceClass::JOYSTICK)) {
         mappers.push_back(std::make_unique<JoystickInputMapper>(*contextPtr));
     }
 
     // External stylus-like devices.
-    if (classes & INPUT_DEVICE_CLASS_EXTERNAL_STYLUS) {
+    if (classes.test(InputDeviceClass::EXTERNAL_STYLUS)) {
         mappers.push_back(std::make_unique<ExternalStylusInputMapper>(*contextPtr));
     }
 
@@ -209,7 +210,7 @@
 void InputDevice::configure(nsecs_t when, const InputReaderConfiguration* config,
                             uint32_t changes) {
     mSources = 0;
-    mClasses = 0;
+    mClasses = Flags<InputDeviceClass>(0);
     mControllerNumber = 0;
 
     for_each_subdevice([this](InputDeviceContext& context) {
@@ -224,8 +225,8 @@
         }
     });
 
-    mIsExternal = !!(mClasses & INPUT_DEVICE_CLASS_EXTERNAL);
-    mHasMic = !!(mClasses & INPUT_DEVICE_CLASS_MIC);
+    mIsExternal = mClasses.test(InputDeviceClass::EXTERNAL);
+    mHasMic = mClasses.test(InputDeviceClass::MIC);
 
     if (!isIgnored()) {
         if (!changes) { // first time only
@@ -238,7 +239,7 @@
         }
 
         if (!changes || (changes & InputReaderConfiguration::CHANGE_KEYBOARD_LAYOUTS)) {
-            if (!(mClasses & INPUT_DEVICE_CLASS_VIRTUAL)) {
+            if (!mClasses.test(InputDeviceClass::VIRTUAL)) {
                 sp<KeyCharacterMap> keyboardLayout =
                         mContext->getPolicy()->getKeyboardLayoutOverlay(mIdentifier);
                 bool shouldBumpGeneration = false;
@@ -255,7 +256,7 @@
         }
 
         if (!changes || (changes & InputReaderConfiguration::CHANGE_DEVICE_ALIAS)) {
-            if (!(mClasses & INPUT_DEVICE_CLASS_VIRTUAL)) {
+            if (!(mClasses.test(InputDeviceClass::VIRTUAL))) {
                 std::string alias = mContext->getPolicy()->getDeviceAlias(mIdentifier);
                 if (mAlias != alias) {
                     mAlias = alias;
@@ -424,10 +425,10 @@
     return result;
 }
 
-void InputDevice::vibrate(const nsecs_t* pattern, size_t patternSize, ssize_t repeat,
+void InputDevice::vibrate(const std::vector<VibrationElement>& pattern, ssize_t repeat,
                           int32_t token) {
-    for_each_mapper([pattern, patternSize, repeat, token](InputMapper& mapper) {
-        mapper.vibrate(pattern, patternSize, repeat, token);
+    for_each_mapper([pattern, repeat, token](InputMapper& mapper) {
+        mapper.vibrate(pattern, repeat, token);
     });
 }
 
diff --git a/services/inputflinger/reader/InputReader.cpp b/services/inputflinger/reader/InputReader.cpp
index 06e3743..bb1ccbf 100644
--- a/services/inputflinger/reader/InputReader.cpp
+++ b/services/inputflinger/reader/InputReader.cpp
@@ -208,7 +208,7 @@
     mDevices.emplace(eventHubId, device);
     bumpGenerationLocked();
 
-    if (device->getClasses() & INPUT_DEVICE_CLASS_EXTERNAL_STYLUS) {
+    if (device->getClasses().test(InputDeviceClass::EXTERNAL_STYLUS)) {
         notifyExternalStylusPresenceChanged();
     }
 }
@@ -237,7 +237,7 @@
 
     device->removeEventHubDevice(eventHubId);
 
-    if (device->getClasses() & INPUT_DEVICE_CLASS_EXTERNAL_STYLUS) {
+    if (device->getClasses().test(InputDeviceClass::EXTERNAL_STYLUS)) {
         notifyExternalStylusPresenceChanged();
     }
 
@@ -360,7 +360,7 @@
 void InputReader::getExternalStylusDevicesLocked(std::vector<InputDeviceInfo>& outDevices) {
     for (auto& devicePair : mDevices) {
         std::shared_ptr<InputDevice>& device = devicePair.second;
-        if (device->getClasses() & INPUT_DEVICE_CLASS_EXTERNAL_STYLUS && !device->isIgnored()) {
+        if (device->getClasses().test(InputDeviceClass::EXTERNAL_STYLUS) && !device->isIgnored()) {
             InputDeviceInfo info;
             device->getDeviceInfo(&info);
             outDevices.push_back(info);
@@ -559,12 +559,12 @@
     }
 }
 
-void InputReader::vibrate(int32_t deviceId, const nsecs_t* pattern, size_t patternSize,
+void InputReader::vibrate(int32_t deviceId, const std::vector<VibrationElement>& pattern,
                           ssize_t repeat, int32_t token) {
     AutoMutex _l(mLock);
     InputDevice* device = findInputDevice(deviceId);
     if (device) {
-        device->vibrate(pattern, patternSize, repeat, token);
+        device->vibrate(pattern, repeat, token);
     }
 }
 
diff --git a/services/inputflinger/reader/include/EventHub.h b/services/inputflinger/reader/include/EventHub.h
index ee62c9a..80e80cb 100644
--- a/services/inputflinger/reader/include/EventHub.h
+++ b/services/inputflinger/reader/include/EventHub.h
@@ -17,14 +17,20 @@
 #ifndef _RUNTIME_EVENT_HUB_H
 #define _RUNTIME_EVENT_HUB_H
 
+#include <bitset>
+#include <climits>
+#include <unordered_map>
 #include <vector>
 
+#include <input/Flags.h>
 #include <input/Input.h>
 #include <input/InputDevice.h>
 #include <input/KeyCharacterMap.h>
 #include <input/KeyLayoutMap.h>
 #include <input/Keyboard.h>
 #include <input/VirtualKeyMap.h>
+#include <linux/input.h>
+#include <sys/epoll.h>
 #include <utils/BitSet.h>
 #include <utils/Errors.h>
 #include <utils/KeyedVector.h>
@@ -33,15 +39,8 @@
 #include <utils/Mutex.h>
 #include <utils/PropertyMap.h>
 
-#include <linux/input.h>
-#include <sys/epoll.h>
-
 #include "TouchVideoDevice.h"
-
-/* Convenience constants. */
-
-#define BTN_FIRST 0x100 // first button code
-#define BTN_LAST 0x15f  // last button code
+#include "VibrationElement.h"
 
 namespace android {
 
@@ -79,58 +78,58 @@
 /*
  * Input device classes.
  */
-enum {
+enum class InputDeviceClass : uint32_t {
     /* The input device is a keyboard or has buttons. */
-    INPUT_DEVICE_CLASS_KEYBOARD = 0x00000001,
+    KEYBOARD = 0x00000001,
 
     /* The input device is an alpha-numeric keyboard (not just a dial pad). */
-    INPUT_DEVICE_CLASS_ALPHAKEY = 0x00000002,
+    ALPHAKEY = 0x00000002,
 
     /* The input device is a touchscreen or a touchpad (either single-touch or multi-touch). */
-    INPUT_DEVICE_CLASS_TOUCH = 0x00000004,
+    TOUCH = 0x00000004,
 
     /* The input device is a cursor device such as a trackball or mouse. */
-    INPUT_DEVICE_CLASS_CURSOR = 0x00000008,
+    CURSOR = 0x00000008,
 
     /* The input device is a multi-touch touchscreen. */
-    INPUT_DEVICE_CLASS_TOUCH_MT = 0x00000010,
+    TOUCH_MT = 0x00000010,
 
     /* The input device is a directional pad (implies keyboard, has DPAD keys). */
-    INPUT_DEVICE_CLASS_DPAD = 0x00000020,
+    DPAD = 0x00000020,
 
     /* The input device is a gamepad (implies keyboard, has BUTTON keys). */
-    INPUT_DEVICE_CLASS_GAMEPAD = 0x00000040,
+    GAMEPAD = 0x00000040,
 
     /* The input device has switches. */
-    INPUT_DEVICE_CLASS_SWITCH = 0x00000080,
+    SWITCH = 0x00000080,
 
     /* The input device is a joystick (implies gamepad, has joystick absolute axes). */
-    INPUT_DEVICE_CLASS_JOYSTICK = 0x00000100,
+    JOYSTICK = 0x00000100,
 
     /* The input device has a vibrator (supports FF_RUMBLE). */
-    INPUT_DEVICE_CLASS_VIBRATOR = 0x00000200,
+    VIBRATOR = 0x00000200,
 
     /* The input device has a microphone. */
-    INPUT_DEVICE_CLASS_MIC = 0x00000400,
+    MIC = 0x00000400,
 
     /* The input device is an external stylus (has data we want to fuse with touch data). */
-    INPUT_DEVICE_CLASS_EXTERNAL_STYLUS = 0x00000800,
+    EXTERNAL_STYLUS = 0x00000800,
 
     /* The input device has a rotary encoder */
-    INPUT_DEVICE_CLASS_ROTARY_ENCODER = 0x00001000,
+    ROTARY_ENCODER = 0x00001000,
 
     /* The input device is virtual (not a real device, not part of UI configuration). */
-    INPUT_DEVICE_CLASS_VIRTUAL = 0x40000000,
+    VIRTUAL = 0x40000000,
 
     /* The input device is external (not built-in). */
-    INPUT_DEVICE_CLASS_EXTERNAL = 0x80000000,
+    EXTERNAL = 0x80000000,
 };
 
 /*
  * Gets the class that owns an axis, in cases where multiple classes might claim
  * the same axis for different purposes.
  */
-extern uint32_t getAbsAxisUsage(int32_t axis, uint32_t deviceClasses);
+extern Flags<InputDeviceClass> getAbsAxisUsage(int32_t axis, Flags<InputDeviceClass> deviceClasses);
 
 /*
  * Grand Central Station for events.
@@ -163,7 +162,7 @@
         FIRST_SYNTHETIC_EVENT = DEVICE_ADDED,
     };
 
-    virtual uint32_t getDeviceClasses(int32_t deviceId) const = 0;
+    virtual Flags<InputDeviceClass> getDeviceClasses(int32_t deviceId) const = 0;
 
     virtual InputDeviceIdentifier getDeviceIdentifier(int32_t deviceId) const = 0;
 
@@ -231,7 +230,7 @@
     virtual bool setKeyboardLayoutOverlay(int32_t deviceId, const sp<KeyCharacterMap>& map) = 0;
 
     /* Control the vibrator. */
-    virtual void vibrate(int32_t deviceId, nsecs_t duration) = 0;
+    virtual void vibrate(int32_t deviceId, const VibrationElement& effect) = 0;
     virtual void cancelVibrate(int32_t deviceId) = 0;
 
     /* Requests the EventHub to reopen all input devices on the next call to getEvents(). */
@@ -256,73 +255,148 @@
     virtual status_t disableDevice(int32_t deviceId) = 0;
 };
 
+template <std::size_t BITS>
+class BitArray {
+    /* Array element type and vector of element type. */
+    using Element = std::uint32_t;
+    /* Number of bits in each BitArray element. */
+    static constexpr size_t WIDTH = sizeof(Element) * CHAR_BIT;
+    /* Number of elements to represent a bit array of the specified size of bits. */
+    static constexpr size_t COUNT = (BITS + WIDTH - 1) / WIDTH;
+
+public:
+    /* BUFFER type declaration for BitArray */
+    using Buffer = std::array<Element, COUNT>;
+    /* To tell if a bit is set in array, it selects an element from the array, and test
+     * if the relevant bit set.
+     * Note the parameter "bit" is an index to the bit, 0 <= bit < BITS.
+     */
+    inline bool test(size_t bit) const {
+        return (bit < BITS) ? mData[bit / WIDTH].test(bit % WIDTH) : false;
+    }
+    /* Returns total number of bytes needed for the array */
+    inline size_t bytes() { return (BITS + CHAR_BIT - 1) / CHAR_BIT; }
+    /* Returns true if array contains any non-zero bit from the range defined by start and end
+     * bit index [startIndex, endIndex).
+     */
+    bool any(size_t startIndex, size_t endIndex) {
+        if (startIndex >= endIndex || startIndex > BITS || endIndex > BITS + 1) {
+            ALOGE("Invalid start/end index. start = %zu, end = %zu, total bits = %zu", startIndex,
+                  endIndex, BITS);
+            return false;
+        }
+        size_t se = startIndex / WIDTH; // Start of element
+        size_t ee = endIndex / WIDTH;   // End of element
+        size_t si = startIndex % WIDTH; // Start index in start element
+        size_t ei = endIndex % WIDTH;   // End index in end element
+        // Need to check first unaligned bitset for any non zero bit
+        if (si > 0) {
+            size_t nBits = se == ee ? ei - si : WIDTH - si;
+            // Generate the mask of interested bit range
+            Element mask = ((1 << nBits) - 1) << si;
+            if (mData[se++].to_ulong() & mask) {
+                return true;
+            }
+        }
+        // Check whole bitset for any bit set
+        for (; se < ee; se++) {
+            if (mData[se].any()) {
+                return true;
+            }
+        }
+        // Need to check last unaligned bitset for any non zero bit
+        if (ei > 0 && se <= ee) {
+            // Generate the mask of interested bit range
+            Element mask = (1 << ei) - 1;
+            if (mData[se].to_ulong() & mask) {
+                return true;
+            }
+        }
+        return false;
+    }
+    /* Load bit array values from buffer */
+    void loadFromBuffer(const Buffer& buffer) {
+        for (size_t i = 0; i < COUNT; i++) {
+            mData[i] = std::bitset<WIDTH>(buffer[i]);
+        }
+    }
+
+private:
+    std::array<std::bitset<WIDTH>, COUNT> mData;
+};
+
 class EventHub : public EventHubInterface {
 public:
     EventHub();
 
-    virtual uint32_t getDeviceClasses(int32_t deviceId) const override;
+    Flags<InputDeviceClass> getDeviceClasses(int32_t deviceId) const override final;
 
-    virtual InputDeviceIdentifier getDeviceIdentifier(int32_t deviceId) const override;
+    InputDeviceIdentifier getDeviceIdentifier(int32_t deviceId) const override final;
 
-    virtual int32_t getDeviceControllerNumber(int32_t deviceId) const override;
+    int32_t getDeviceControllerNumber(int32_t deviceId) const override final;
 
-    virtual void getConfiguration(int32_t deviceId, PropertyMap* outConfiguration) const override;
+    void getConfiguration(int32_t deviceId, PropertyMap* outConfiguration) const override final;
 
-    virtual status_t getAbsoluteAxisInfo(int32_t deviceId, int axis,
-                                         RawAbsoluteAxisInfo* outAxisInfo) const override;
+    status_t getAbsoluteAxisInfo(int32_t deviceId, int axis,
+                                 RawAbsoluteAxisInfo* outAxisInfo) const override final;
 
-    virtual bool hasRelativeAxis(int32_t deviceId, int axis) const override;
+    bool hasRelativeAxis(int32_t deviceId, int axis) const override final;
 
-    virtual bool hasInputProperty(int32_t deviceId, int property) const override;
+    bool hasInputProperty(int32_t deviceId, int property) const override final;
 
-    virtual status_t mapKey(int32_t deviceId, int32_t scanCode, int32_t usageCode,
-                            int32_t metaState, int32_t* outKeycode, int32_t* outMetaState,
-                            uint32_t* outFlags) const override;
+    status_t mapKey(int32_t deviceId, int32_t scanCode, int32_t usageCode, int32_t metaState,
+                    int32_t* outKeycode, int32_t* outMetaState,
+                    uint32_t* outFlags) const override final;
 
-    virtual status_t mapAxis(int32_t deviceId, int32_t scanCode,
-                             AxisInfo* outAxisInfo) const override;
+    status_t mapAxis(int32_t deviceId, int32_t scanCode,
+                     AxisInfo* outAxisInfo) const override final;
 
-    virtual void setExcludedDevices(const std::vector<std::string>& devices) override;
+    void setExcludedDevices(const std::vector<std::string>& devices) override final;
 
-    virtual int32_t getScanCodeState(int32_t deviceId, int32_t scanCode) const override;
-    virtual int32_t getKeyCodeState(int32_t deviceId, int32_t keyCode) const override;
-    virtual int32_t getSwitchState(int32_t deviceId, int32_t sw) const override;
-    virtual status_t getAbsoluteAxisValue(int32_t deviceId, int32_t axis,
-                                          int32_t* outValue) const override;
+    int32_t getScanCodeState(int32_t deviceId, int32_t scanCode) const override final;
+    int32_t getKeyCodeState(int32_t deviceId, int32_t keyCode) const override final;
+    int32_t getSwitchState(int32_t deviceId, int32_t sw) const override final;
+    status_t getAbsoluteAxisValue(int32_t deviceId, int32_t axis,
+                                  int32_t* outValue) const override final;
 
-    virtual bool markSupportedKeyCodes(int32_t deviceId, size_t numCodes, const int32_t* keyCodes,
-                                       uint8_t* outFlags) const override;
+    bool markSupportedKeyCodes(int32_t deviceId, size_t numCodes, const int32_t* keyCodes,
+                               uint8_t* outFlags) const override final;
 
-    virtual size_t getEvents(int timeoutMillis, RawEvent* buffer, size_t bufferSize) override;
-    virtual std::vector<TouchVideoFrame> getVideoFrames(int32_t deviceId) override;
+    size_t getEvents(int timeoutMillis, RawEvent* buffer, size_t bufferSize) override final;
+    std::vector<TouchVideoFrame> getVideoFrames(int32_t deviceId) override final;
 
-    virtual bool hasScanCode(int32_t deviceId, int32_t scanCode) const override;
-    virtual bool hasLed(int32_t deviceId, int32_t led) const override;
-    virtual void setLedState(int32_t deviceId, int32_t led, bool on) override;
+    bool hasScanCode(int32_t deviceId, int32_t scanCode) const override final;
+    bool hasLed(int32_t deviceId, int32_t led) const override final;
+    void setLedState(int32_t deviceId, int32_t led, bool on) override final;
 
-    virtual void getVirtualKeyDefinitions(
-            int32_t deviceId, std::vector<VirtualKeyDefinition>& outVirtualKeys) const override;
+    void getVirtualKeyDefinitions(
+            int32_t deviceId,
+            std::vector<VirtualKeyDefinition>& outVirtualKeys) const override final;
 
-    virtual sp<KeyCharacterMap> getKeyCharacterMap(int32_t deviceId) const override;
-    virtual bool setKeyboardLayoutOverlay(int32_t deviceId,
-                                          const sp<KeyCharacterMap>& map) override;
+    sp<KeyCharacterMap> getKeyCharacterMap(int32_t deviceId) const override final;
+    bool setKeyboardLayoutOverlay(int32_t deviceId, const sp<KeyCharacterMap>& map) override final;
 
-    virtual void vibrate(int32_t deviceId, nsecs_t duration) override;
-    virtual void cancelVibrate(int32_t deviceId) override;
+    void vibrate(int32_t deviceId, const VibrationElement& effect) override final;
+    void cancelVibrate(int32_t deviceId) override final;
 
-    virtual void requestReopenDevices() override;
+    void requestReopenDevices() override final;
 
-    virtual void wake() override;
+    void wake() override final;
 
-    virtual void dump(std::string& dump) override;
-    virtual void monitor() override;
+    void dump(std::string& dump) override final;
 
-    virtual ~EventHub() override;
+    void monitor() override final;
+
+    bool isDeviceEnabled(int32_t deviceId) override final;
+
+    status_t enableDevice(int32_t deviceId) override final;
+
+    status_t disableDevice(int32_t deviceId) override final;
+
+    ~EventHub() override;
 
 private:
     struct Device {
-        Device* next;
-
         int fd; // may be -1 if device is closed
         const int32_t id;
         const std::string path;
@@ -330,15 +404,17 @@
 
         std::unique_ptr<TouchVideoDevice> videoDevice;
 
-        uint32_t classes;
+        Flags<InputDeviceClass> classes;
 
-        uint8_t keyBitmask[(KEY_MAX + 1) / 8];
-        uint8_t absBitmask[(ABS_MAX + 1) / 8];
-        uint8_t relBitmask[(REL_MAX + 1) / 8];
-        uint8_t swBitmask[(SW_MAX + 1) / 8];
-        uint8_t ledBitmask[(LED_MAX + 1) / 8];
-        uint8_t ffBitmask[(FF_MAX + 1) / 8];
-        uint8_t propBitmask[(INPUT_PROP_MAX + 1) / 8];
+        BitArray<KEY_MAX> keyBitmask;
+        BitArray<KEY_MAX> keyState;
+        BitArray<ABS_MAX> absBitmask;
+        BitArray<REL_MAX> relBitmask;
+        BitArray<SW_MAX> swBitmask;
+        BitArray<SW_MAX> swState;
+        BitArray<LED_MAX> ledBitmask;
+        BitArray<FF_MAX> ffBitmask;
+        BitArray<INPUT_PROP_MAX> propBitmask;
 
         std::string configurationFile;
         PropertyMap* configuration;
@@ -362,38 +438,42 @@
         bool enabled; // initially true
         status_t enable();
         status_t disable();
-        bool hasValidFd();
+        bool hasValidFd() const;
         const bool isVirtual; // set if fd < 0 is passed to constructor
 
-        const sp<KeyCharacterMap>& getKeyCharacterMap() const {
-            if (combinedKeyMap != nullptr) {
-                return combinedKeyMap;
-            }
-            return keyMap.keyCharacterMap;
-        }
+        const sp<KeyCharacterMap>& getKeyCharacterMap() const;
+
+        template <std::size_t N>
+        status_t readDeviceBitMask(unsigned long ioctlCode, BitArray<N>& bitArray);
+
+        void configureFd();
+        bool hasKeycodeLocked(int keycode) const;
+        void loadConfigurationLocked();
+        bool loadVirtualKeyMapLocked();
+        status_t loadKeyMapLocked();
+        bool isExternalDeviceLocked();
+        bool deviceHasMicLocked();
+        void setLedForControllerLocked();
+        status_t mapLed(int32_t led, int32_t* outScanCode) const;
+        void setLedStateLocked(int32_t led, bool on);
     };
 
     status_t openDeviceLocked(const std::string& devicePath);
     void openVideoDeviceLocked(const std::string& devicePath);
     void createVirtualKeyboardLocked();
-    void addDeviceLocked(Device* device);
+    void addDeviceLocked(std::unique_ptr<Device> device);
     void assignDescriptorLocked(InputDeviceIdentifier& identifier);
 
     void closeDeviceByPathLocked(const std::string& devicePath);
     void closeVideoDeviceByPathLocked(const std::string& devicePath);
-    void closeDeviceLocked(Device* device);
+    void closeDeviceLocked(Device& device);
     void closeAllDevicesLocked();
 
-    void configureFd(Device* device);
-
-    bool isDeviceEnabled(int32_t deviceId) override;
-    status_t enableDevice(int32_t deviceId) override;
-    status_t disableDevice(int32_t deviceId) override;
     status_t registerFdForEpoll(int fd);
     status_t unregisterFdFromEpoll(int fd);
-    status_t registerDeviceForEpollLocked(Device* device);
+    status_t registerDeviceForEpollLocked(Device& device);
     void registerVideoDeviceForEpollLocked(const TouchVideoDevice& videoDevice);
-    status_t unregisterDeviceFromEpollLocked(Device* device);
+    status_t unregisterDeviceFromEpollLocked(Device& device);
     void unregisterVideoDeviceFromEpollLocked(const TouchVideoDevice& videoDevice);
 
     status_t scanDirLocked(const std::string& dirname);
@@ -410,21 +490,8 @@
      */
     Device* getDeviceByFdLocked(int fd) const;
 
-    bool hasKeycodeLocked(Device* device, int keycode) const;
-
-    void loadConfigurationLocked(Device* device);
-    bool loadVirtualKeyMapLocked(Device* device);
-    status_t loadKeyMapLocked(Device* device);
-
-    bool isExternalDeviceLocked(Device* device);
-    bool deviceHasMicLocked(Device* device);
-
-    int32_t getNextControllerNumberLocked(Device* device);
-    void releaseControllerNumberLocked(Device* device);
-    void setLedForControllerLocked(Device* device);
-
-    status_t mapLed(Device* device, int32_t led, int32_t* outScanCode) const;
-    void setLedStateLocked(Device* device, int32_t led, bool on);
+    int32_t getNextControllerNumberLocked(const std::string& name);
+    void releaseControllerNumberLocked(int32_t num);
 
     // Protect all internal state.
     mutable Mutex mLock;
@@ -442,7 +509,7 @@
 
     BitSet32 mControllerNumbers;
 
-    KeyedVector<int32_t, Device*> mDevices;
+    std::unordered_map<int32_t, std::unique_ptr<Device>> mDevices;
     /**
      * Video devices that report touchscreen heatmap, but have not (yet) been paired
      * with a specific input device. Video device discovery is independent from input device
@@ -452,8 +519,8 @@
      */
     std::vector<std::unique_ptr<TouchVideoDevice>> mUnattachedVideoDevices;
 
-    Device* mOpeningDevices;
-    Device* mClosingDevices;
+    std::vector<std::unique_ptr<Device>> mOpeningDevices;
+    std::vector<std::unique_ptr<Device>> mClosingDevices;
 
     bool mNeedToSendFinishedDeviceScan;
     bool mNeedToReopenDevices;
diff --git a/services/inputflinger/reader/include/InputDevice.h b/services/inputflinger/reader/include/InputDevice.h
index 71313fc..da36a48 100644
--- a/services/inputflinger/reader/include/InputDevice.h
+++ b/services/inputflinger/reader/include/InputDevice.h
@@ -18,6 +18,7 @@
 #define _UI_INPUTREADER_INPUT_DEVICE_H
 
 #include <input/DisplayViewport.h>
+#include <input/Flags.h>
 #include <input/InputDevice.h>
 #include <stdint.h>
 #include <utils/PropertyMap.h>
@@ -48,7 +49,7 @@
     inline int32_t getGeneration() const { return mGeneration; }
     inline const std::string getName() const { return mIdentifier.name; }
     inline const std::string getDescriptor() { return mIdentifier.descriptor; }
-    inline uint32_t getClasses() const { return mClasses; }
+    inline Flags<InputDeviceClass> getClasses() const { return mClasses; }
     inline uint32_t getSources() const { return mSources; }
     inline bool hasEventHubDevices() const { return !mDevices.empty(); }
 
@@ -81,7 +82,7 @@
     int32_t getSwitchState(uint32_t sourceMask, int32_t switchCode);
     bool markSupportedKeyCodes(uint32_t sourceMask, size_t numCodes, const int32_t* keyCodes,
                                uint8_t* outFlags);
-    void vibrate(const nsecs_t* pattern, size_t patternSize, ssize_t repeat, int32_t token);
+    void vibrate(const std::vector<VibrationElement>& pattern, ssize_t repeat, int32_t token);
     void cancelVibrate(int32_t token);
     void cancelTouch(nsecs_t when);
 
@@ -121,7 +122,7 @@
     int32_t mControllerNumber;
     InputDeviceIdentifier mIdentifier;
     std::string mAlias;
-    uint32_t mClasses;
+    Flags<InputDeviceClass> mClasses;
 
     // map from eventHubId to device context and mappers
     using MapperVector = std::vector<std::unique_ptr<InputMapper>>;
@@ -206,7 +207,9 @@
     inline int32_t getId() { return mDeviceId; }
     inline int32_t getEventHubId() { return mId; }
 
-    inline uint32_t getDeviceClasses() const { return mEventHub->getDeviceClasses(mId); }
+    inline Flags<InputDeviceClass> getDeviceClasses() const {
+        return mEventHub->getDeviceClasses(mId);
+    }
     inline InputDeviceIdentifier getDeviceIdentifier() const {
         return mEventHub->getDeviceIdentifier(mId);
     }
@@ -262,7 +265,9 @@
     inline bool setKeyboardLayoutOverlay(const sp<KeyCharacterMap>& map) {
         return mEventHub->setKeyboardLayoutOverlay(mId, map);
     }
-    inline void vibrate(nsecs_t duration) { return mEventHub->vibrate(mId, duration); }
+    inline void vibrate(const VibrationElement& element) {
+        return mEventHub->vibrate(mId, element);
+    }
     inline void cancelVibrate() { return mEventHub->cancelVibrate(mId); }
 
     inline bool hasAbsoluteAxis(int32_t code) const {
diff --git a/services/inputflinger/reader/include/InputReader.h b/services/inputflinger/reader/include/InputReader.h
index 108b9c2..9cb2052 100644
--- a/services/inputflinger/reader/include/InputReader.h
+++ b/services/inputflinger/reader/include/InputReader.h
@@ -78,7 +78,7 @@
 
     virtual void requestRefreshConfiguration(uint32_t changes) override;
 
-    virtual void vibrate(int32_t deviceId, const nsecs_t* pattern, size_t patternSize,
+    virtual void vibrate(int32_t deviceId, const std::vector<VibrationElement>& pattern,
                          ssize_t repeat, int32_t token) override;
     virtual void cancelVibrate(int32_t deviceId, int32_t token) override;
 
diff --git a/services/inputflinger/reader/mapper/CursorInputMapper.cpp b/services/inputflinger/reader/mapper/CursorInputMapper.cpp
index d1f20c7..254b64b 100644
--- a/services/inputflinger/reader/mapper/CursorInputMapper.cpp
+++ b/services/inputflinger/reader/mapper/CursorInputMapper.cpp
@@ -82,6 +82,10 @@
     } else {
         info->addMotionRange(AMOTION_EVENT_AXIS_X, mSource, -1.0f, 1.0f, 0.0f, mXScale, 0.0f);
         info->addMotionRange(AMOTION_EVENT_AXIS_Y, mSource, -1.0f, 1.0f, 0.0f, mYScale, 0.0f);
+        info->addMotionRange(AMOTION_EVENT_AXIS_RELATIVE_X, mSource, -1.0f, 1.0f, 0.0f, mXScale,
+                             0.0f);
+        info->addMotionRange(AMOTION_EVENT_AXIS_RELATIVE_Y, mSource, -1.0f, 1.0f, 0.0f, mYScale,
+                             0.0f);
     }
     info->addMotionRange(AMOTION_EVENT_AXIS_PRESSURE, mSource, 0.0f, 1.0f, 0.0f, 0.0f, 0.0f);
 
@@ -314,7 +318,7 @@
 
     mPointerVelocityControl.move(when, &deltaX, &deltaY);
 
-    int32_t displayId;
+    int32_t displayId = ADISPLAY_ID_NONE;
     float xCursorPosition = AMOTION_EVENT_INVALID_CURSOR_POSITION;
     float yCursorPosition = AMOTION_EVENT_INVALID_CURSOR_POSITION;
     if (mSource == AINPUT_SOURCE_MOUSE) {
@@ -338,10 +342,12 @@
         pointerCoords.setAxisValue(AMOTION_EVENT_AXIS_RELATIVE_X, deltaX);
         pointerCoords.setAxisValue(AMOTION_EVENT_AXIS_RELATIVE_Y, deltaY);
         displayId = mPointerController->getDisplayId();
-    } else {
+    } else if (mSource == AINPUT_SOURCE_MOUSE_RELATIVE) {
+        // Pointer capture mode
         pointerCoords.setAxisValue(AMOTION_EVENT_AXIS_X, deltaX);
         pointerCoords.setAxisValue(AMOTION_EVENT_AXIS_Y, deltaY);
-        displayId = ADISPLAY_ID_NONE;
+        pointerCoords.setAxisValue(AMOTION_EVENT_AXIS_RELATIVE_X, deltaX);
+        pointerCoords.setAxisValue(AMOTION_EVENT_AXIS_RELATIVE_Y, deltaY);
     }
 
     pointerCoords.setAxisValue(AMOTION_EVENT_AXIS_PRESSURE, down ? 1.0f : 0.0f);
diff --git a/services/inputflinger/reader/mapper/InputMapper.cpp b/services/inputflinger/reader/mapper/InputMapper.cpp
index a8fe39a..1db829f 100644
--- a/services/inputflinger/reader/mapper/InputMapper.cpp
+++ b/services/inputflinger/reader/mapper/InputMapper.cpp
@@ -56,7 +56,7 @@
     return false;
 }
 
-void InputMapper::vibrate(const nsecs_t* pattern, size_t patternSize, ssize_t repeat,
+void InputMapper::vibrate(const std::vector<VibrationElement>& pattern, ssize_t repeat,
                           int32_t token) {}
 
 void InputMapper::cancelVibrate(int32_t token) {}
diff --git a/services/inputflinger/reader/mapper/InputMapper.h b/services/inputflinger/reader/mapper/InputMapper.h
index 949c7ea..d9fc5cc 100644
--- a/services/inputflinger/reader/mapper/InputMapper.h
+++ b/services/inputflinger/reader/mapper/InputMapper.h
@@ -22,6 +22,7 @@
 #include "InputListener.h"
 #include "InputReaderContext.h"
 #include "StylusState.h"
+#include "VibrationElement.h"
 
 namespace android {
 
@@ -62,7 +63,8 @@
     virtual int32_t getSwitchState(uint32_t sourceMask, int32_t switchCode);
     virtual bool markSupportedKeyCodes(uint32_t sourceMask, size_t numCodes,
                                        const int32_t* keyCodes, uint8_t* outFlags);
-    virtual void vibrate(const nsecs_t* pattern, size_t patternSize, ssize_t repeat, int32_t token);
+    virtual void vibrate(const std::vector<VibrationElement>& pattern, ssize_t repeat,
+                         int32_t token);
     virtual void cancelVibrate(int32_t token);
     virtual void cancelTouch(nsecs_t when);
 
diff --git a/services/inputflinger/reader/mapper/JoystickInputMapper.cpp b/services/inputflinger/reader/mapper/JoystickInputMapper.cpp
index bf81496..57acba5 100644
--- a/services/inputflinger/reader/mapper/JoystickInputMapper.cpp
+++ b/services/inputflinger/reader/mapper/JoystickInputMapper.cpp
@@ -111,8 +111,8 @@
     if (!changes) { // first time only
         // Collect all axes.
         for (int32_t abs = 0; abs <= ABS_MAX; abs++) {
-            if (!(getAbsAxisUsage(abs, getDeviceContext().getDeviceClasses()) &
-                  INPUT_DEVICE_CLASS_JOYSTICK)) {
+            if (!(getAbsAxisUsage(abs, getDeviceContext().getDeviceClasses())
+                          .test(InputDeviceClass::JOYSTICK))) {
                 continue; // axis must be claimed by a different device
             }
 
diff --git a/services/inputflinger/reader/mapper/MultiTouchInputMapper.cpp b/services/inputflinger/reader/mapper/MultiTouchInputMapper.cpp
index 43bd9f1..0440f49 100644
--- a/services/inputflinger/reader/mapper/MultiTouchInputMapper.cpp
+++ b/services/inputflinger/reader/mapper/MultiTouchInputMapper.cpp
@@ -236,6 +236,20 @@
     mMultiTouchMotionAccumulator.process(rawEvent);
 }
 
+std::optional<int32_t> MultiTouchInputMapper::getActiveBitId(
+        const MultiTouchMotionAccumulator::Slot& inSlot) {
+    if (mHavePointerIds) {
+        int32_t trackingId = inSlot.getTrackingId();
+        for (BitSet32 idBits(mPointerIdBits); !idBits.isEmpty();) {
+            int32_t n = idBits.clearFirstMarkedBit();
+            if (mPointerTrackingIdMap[n] == trackingId) {
+                return std::make_optional(n);
+            }
+        }
+    }
+    return std::nullopt;
+}
+
 void MultiTouchInputMapper::syncTouch(nsecs_t when, RawState* outState) {
     size_t inCount = mMultiTouchMotionAccumulator.getSlotCount();
     size_t outCount = 0;
@@ -250,10 +264,9 @@
         }
 
         if (inSlot->getToolType() == AMOTION_EVENT_TOOL_TYPE_PALM) {
-            if (!mCurrentMotionAborted) {
-                ALOGI("Canceling touch gesture from device %s because the palm event was detected",
-                      getDeviceName().c_str());
-                cancelTouch(when);
+            std::optional<int32_t> id = getActiveBitId(*inSlot);
+            if (id) {
+                outState->rawPointerData.canceledIdBits.markBit(id.value());
             }
             continue;
         }
diff --git a/services/inputflinger/reader/mapper/MultiTouchInputMapper.h b/services/inputflinger/reader/mapper/MultiTouchInputMapper.h
index 190282f..ea6f207 100644
--- a/services/inputflinger/reader/mapper/MultiTouchInputMapper.h
+++ b/services/inputflinger/reader/mapper/MultiTouchInputMapper.h
@@ -103,6 +103,8 @@
     bool hasStylus() const override;
 
 private:
+    // If the slot is in use, return the bit id. Return std::nullopt otherwise.
+    std::optional<int32_t> getActiveBitId(const MultiTouchMotionAccumulator::Slot& inSlot);
     MultiTouchMotionAccumulator mMultiTouchMotionAccumulator;
 
     // Specifies the pointer id bits that are in use, and their associated tracking id.
diff --git a/services/inputflinger/reader/mapper/TouchInputMapper.cpp b/services/inputflinger/reader/mapper/TouchInputMapper.cpp
index 4274ca8..86229f9 100644
--- a/services/inputflinger/reader/mapper/TouchInputMapper.cpp
+++ b/services/inputflinger/reader/mapper/TouchInputMapper.cpp
@@ -104,6 +104,7 @@
     pointerCount = other.pointerCount;
     hoveringIdBits = other.hoveringIdBits;
     touchingIdBits = other.touchingIdBits;
+    canceledIdBits = other.canceledIdBits;
 
     for (uint32_t i = 0; i < pointerCount; i++) {
         pointers[i] = other.pointers[i];
@@ -140,12 +141,15 @@
     pointerCount = 0;
     hoveringIdBits.clear();
     touchingIdBits.clear();
+    canceledIdBits.clear();
+    validIdBits.clear();
 }
 
 void CookedPointerData::copyFrom(const CookedPointerData& other) {
     pointerCount = other.pointerCount;
     hoveringIdBits = other.hoveringIdBits;
     touchingIdBits = other.touchingIdBits;
+    validIdBits = other.validIdBits;
 
     for (uint32_t i = 0; i < pointerCount; i++) {
         pointerProperties[i].copyFrom(other.pointerProperties[i]);
@@ -286,12 +290,14 @@
         const PointerProperties& pointerProperties =
                 mLastCookedState.cookedPointerData.pointerProperties[i];
         const PointerCoords& pointerCoords = mLastCookedState.cookedPointerData.pointerCoords[i];
-        dump += StringPrintf(INDENT4 "[%d]: id=%d, x=%0.3f, y=%0.3f, pressure=%0.3f, "
-                                     "touchMajor=%0.3f, touchMinor=%0.3f, toolMajor=%0.3f, "
-                                     "toolMinor=%0.3f, "
+        dump += StringPrintf(INDENT4 "[%d]: id=%d, x=%0.3f, y=%0.3f, dx=%0.3f, dy=%0.3f, "
+                                     "pressure=%0.3f, touchMajor=%0.3f, touchMinor=%0.3f, "
+                                     "toolMajor=%0.3f, toolMinor=%0.3f, "
                                      "orientation=%0.3f, tilt=%0.3f, distance=%0.3f, "
                                      "toolType=%d, isHovering=%s\n",
                              i, pointerProperties.id, pointerCoords.getX(), pointerCoords.getY(),
+                             pointerCoords.getAxisValue(AMOTION_EVENT_AXIS_RELATIVE_X),
+                             pointerCoords.getAxisValue(AMOTION_EVENT_AXIS_RELATIVE_Y),
                              pointerCoords.getAxisValue(AMOTION_EVENT_AXIS_PRESSURE),
                              pointerCoords.getAxisValue(AMOTION_EVENT_AXIS_TOUCH_MAJOR),
                              pointerCoords.getAxisValue(AMOTION_EVENT_AXIS_TOUCH_MINOR),
@@ -377,6 +383,7 @@
     if (!changes ||
         (changes &
          (InputReaderConfiguration::CHANGE_DISPLAY_INFO |
+          InputReaderConfiguration::CHANGE_POINTER_CAPTURE |
           InputReaderConfiguration::CHANGE_POINTER_GESTURE_ENABLEMENT |
           InputReaderConfiguration::CHANGE_SHOW_TOUCHES |
           InputReaderConfiguration::CHANGE_EXTERNAL_STYLUS_PRESENCE))) {
@@ -560,7 +567,7 @@
  * 4. Otherwise, use a non-display viewport.
  */
 std::optional<DisplayViewport> TouchInputMapper::findViewport() {
-    if (mParameters.hasAssociatedDisplay) {
+    if (mParameters.hasAssociatedDisplay && mDeviceMode != DeviceMode::UNSCALED) {
         const std::optional<uint8_t> displayPort = getDeviceContext().getAssociatedDisplayPort();
         if (displayPort) {
             // Find the viewport that contains the same port
@@ -618,7 +625,7 @@
 
     // Determine device mode.
     if (mParameters.deviceType == Parameters::DeviceType::POINTER &&
-        mConfig.pointerGesturesEnabled) {
+        mConfig.pointerGesturesEnabled && !mConfig.pointerCapture) {
         mSource = AINPUT_SOURCE_MOUSE;
         mDeviceMode = DeviceMode::POINTER;
         if (hasStylus()) {
@@ -1444,10 +1451,11 @@
 
 #if DEBUG_RAW_EVENTS
     ALOGD("syncTouch: pointerCount %d -> %d, touching ids 0x%08x -> 0x%08x, "
-          "hovering ids 0x%08x -> 0x%08x",
+          "hovering ids 0x%08x -> 0x%08x, canceled ids 0x%08x",
           last->rawPointerData.pointerCount, next->rawPointerData.pointerCount,
           last->rawPointerData.touchingIdBits.value, next->rawPointerData.touchingIdBits.value,
-          last->rawPointerData.hoveringIdBits.value, next->rawPointerData.hoveringIdBits.value);
+          last->rawPointerData.hoveringIdBits.value, next->rawPointerData.hoveringIdBits.value,
+          next->rawPointerData.canceledIdBits.value);
 #endif
 
     processRawTouches(false /*timeout*/);
@@ -1772,7 +1780,8 @@
         // Pointer just went down.  Check for virtual key press or off-screen touches.
         uint32_t id = mCurrentRawState.rawPointerData.touchingIdBits.firstMarkedBit();
         const RawPointerData::Pointer& pointer = mCurrentRawState.rawPointerData.pointerForId(id);
-        if (!isPointInsideSurface(pointer.x, pointer.y)) {
+        // Exclude unscaled device for inside surface checking.
+        if (!isPointInsideSurface(pointer.x, pointer.y) && mDeviceMode != DeviceMode::UNSCALED) {
             // If exactly one pointer went down, check for virtual key hit.
             // Otherwise we will drop the entire stroke.
             if (mCurrentRawState.rawPointerData.touchingIdBits.count() == 1) {
@@ -1892,14 +1901,15 @@
         // Dispatch pointer up events.
         while (!upIdBits.isEmpty()) {
             uint32_t upId = upIdBits.clearFirstMarkedBit();
-
-            dispatchMotion(when, policyFlags, mSource, AMOTION_EVENT_ACTION_POINTER_UP, 0, 0,
-                           metaState, buttonState, 0,
+            bool isCanceled = mCurrentCookedState.cookedPointerData.canceledIdBits.hasBit(upId);
+            dispatchMotion(when, policyFlags, mSource, AMOTION_EVENT_ACTION_POINTER_UP, 0,
+                           isCanceled ? AMOTION_EVENT_FLAG_CANCELED : 0, metaState, buttonState, 0,
                            mLastCookedState.cookedPointerData.pointerProperties,
                            mLastCookedState.cookedPointerData.pointerCoords,
                            mLastCookedState.cookedPointerData.idToIndex, dispatchedIdBits, upId,
                            mOrientedXPrecision, mOrientedYPrecision, mDownTime);
             dispatchedIdBits.clearBit(upId);
+            mCurrentCookedState.cookedPointerData.canceledIdBits.clearBit(upId);
         }
 
         // Dispatch move events if any of the remaining pointers moved from their old locations.
@@ -2025,6 +2035,8 @@
             mCurrentRawState.rawPointerData.hoveringIdBits;
     mCurrentCookedState.cookedPointerData.touchingIdBits =
             mCurrentRawState.rawPointerData.touchingIdBits;
+    mCurrentCookedState.cookedPointerData.canceledIdBits =
+            mCurrentRawState.rawPointerData.canceledIdBits;
 
     if (mCurrentCookedState.cookedPointerData.pointerCount == 0) {
         mCurrentCookedState.buttonState = 0;
@@ -2263,15 +2275,26 @@
             out.setAxisValue(AMOTION_EVENT_AXIS_TOOL_MINOR, toolMinor);
         }
 
+        // Write output relative fields if applicable.
+        uint32_t id = in.id;
+        if (mSource == AINPUT_SOURCE_TOUCHPAD &&
+            mLastCookedState.cookedPointerData.hasPointerCoordsForId(id)) {
+            const PointerCoords& p = mLastCookedState.cookedPointerData.pointerCoordsForId(id);
+            float dx = xTransformed - p.getAxisValue(AMOTION_EVENT_AXIS_X);
+            float dy = yTransformed - p.getAxisValue(AMOTION_EVENT_AXIS_Y);
+            out.setAxisValue(AMOTION_EVENT_AXIS_RELATIVE_X, dx);
+            out.setAxisValue(AMOTION_EVENT_AXIS_RELATIVE_Y, dy);
+        }
+
         // Write output properties.
         PointerProperties& properties = mCurrentCookedState.cookedPointerData.pointerProperties[i];
-        uint32_t id = in.id;
         properties.clear();
         properties.id = id;
         properties.toolType = in.toolType;
 
-        // Write id index.
+        // Write id index and mark id as valid.
         mCurrentCookedState.cookedPointerData.idToIndex[id] = i;
+        mCurrentCookedState.cookedPointerData.validIdBits.markBit(id);
     }
 }
 
@@ -3563,7 +3586,11 @@
         if (action == AMOTION_EVENT_ACTION_POINTER_DOWN) {
             action = AMOTION_EVENT_ACTION_DOWN;
         } else if (action == AMOTION_EVENT_ACTION_POINTER_UP) {
-            action = AMOTION_EVENT_ACTION_UP;
+            if ((flags & AMOTION_EVENT_FLAG_CANCELED) != 0) {
+                action = AMOTION_EVENT_ACTION_CANCEL;
+            } else {
+                action = AMOTION_EVENT_ACTION_UP;
+            }
         } else {
             // Can't happen.
             ALOG_ASSERT(false);
@@ -3816,9 +3843,9 @@
 
 #if DEBUG_POINTER_ASSIGNMENT
                 ALOGD("assignPointerIds - reduced distance min-heap: size=%d", heapSize);
-                for (size_t i = 0; i < heapSize; i++) {
-                    ALOGD("  heap[%zu]: cur=%" PRIu32 ", last=%" PRIu32 ", distance=%" PRIu64, i,
-                          heap[i].currentPointerIndex, heap[i].lastPointerIndex, heap[i].distance);
+                for (size_t j = 0; j < heapSize; j++) {
+                    ALOGD("  heap[%zu]: cur=%" PRIu32 ", last=%" PRIu32 ", distance=%" PRIu64, j,
+                          heap[j].currentPointerIndex, heap[j].lastPointerIndex, heap[j].distance);
                 }
 #endif
             }
diff --git a/services/inputflinger/reader/mapper/TouchInputMapper.h b/services/inputflinger/reader/mapper/TouchInputMapper.h
index d437e01..df6581d 100644
--- a/services/inputflinger/reader/mapper/TouchInputMapper.h
+++ b/services/inputflinger/reader/mapper/TouchInputMapper.h
@@ -71,7 +71,7 @@
 
     uint32_t pointerCount;
     Pointer pointers[MAX_POINTERS];
-    BitSet32 hoveringIdBits, touchingIdBits;
+    BitSet32 hoveringIdBits, touchingIdBits, canceledIdBits;
     uint32_t idToIndex[MAX_POINTER_ID + 1];
 
     RawPointerData();
@@ -90,6 +90,7 @@
     inline void clearIdBits() {
         hoveringIdBits.clear();
         touchingIdBits.clear();
+        canceledIdBits.clear();
     }
 
     inline const Pointer& pointerForId(uint32_t id) const { return pointers[idToIndex[id]]; }
@@ -102,7 +103,7 @@
     uint32_t pointerCount;
     PointerProperties pointerProperties[MAX_POINTERS];
     PointerCoords pointerCoords[MAX_POINTERS];
-    BitSet32 hoveringIdBits, touchingIdBits;
+    BitSet32 hoveringIdBits, touchingIdBits, canceledIdBits, validIdBits;
     uint32_t idToIndex[MAX_POINTER_ID + 1];
 
     CookedPointerData();
@@ -128,6 +129,8 @@
     inline bool isTouching(uint32_t pointerIndex) const {
         return touchingIdBits.hasBit(pointerProperties[pointerIndex].id);
     }
+
+    inline bool hasPointerCoordsForId(uint32_t id) const { return validIdBits.hasBit(id); }
 };
 
 class TouchInputMapper : public InputMapper {
diff --git a/services/inputflinger/reader/mapper/VibratorInputMapper.cpp b/services/inputflinger/reader/mapper/VibratorInputMapper.cpp
index 7665680..ac7c266 100644
--- a/services/inputflinger/reader/mapper/VibratorInputMapper.cpp
+++ b/services/inputflinger/reader/mapper/VibratorInputMapper.cpp
@@ -39,23 +39,17 @@
     // TODO: Handle FF_STATUS, although it does not seem to be widely supported.
 }
 
-void VibratorInputMapper::vibrate(const nsecs_t* pattern, size_t patternSize, ssize_t repeat,
+void VibratorInputMapper::vibrate(const std::vector<VibrationElement>& pattern, ssize_t repeat,
                                   int32_t token) {
 #if DEBUG_VIBRATOR
     std::string patternStr;
-    for (size_t i = 0; i < patternSize; i++) {
-        if (i != 0) {
-            patternStr += ", ";
-        }
-        patternStr += StringPrintf("%" PRId64, pattern[i]);
-    }
+    dumpPattern(patternStr);
     ALOGD("vibrate: deviceId=%d, pattern=[%s], repeat=%zd, token=%d", getDeviceId(),
           patternStr.c_str(), repeat, token);
 #endif
 
     mVibrating = true;
-    memcpy(mPattern, pattern, patternSize * sizeof(nsecs_t));
-    mPatternSize = patternSize;
+    mPattern = pattern;
     mRepeat = repeat;
     mToken = token;
     mIndex = -1;
@@ -85,7 +79,7 @@
 
 void VibratorInputMapper::nextStep() {
     mIndex += 1;
-    if (size_t(mIndex) >= mPatternSize) {
+    if (size_t(mIndex) >= mPattern.size()) {
         if (mRepeat < 0) {
             // We are done.
             stopVibrating();
@@ -94,13 +88,14 @@
         mIndex = mRepeat;
     }
 
-    bool vibratorOn = mIndex & 1;
-    nsecs_t duration = mPattern[mIndex];
-    if (vibratorOn) {
+    const VibrationElement& element = mPattern[mIndex];
+    if (element.isOn()) {
 #if DEBUG_VIBRATOR
-        ALOGD("nextStep: sending vibrate deviceId=%d, duration=%" PRId64, getDeviceId(), duration);
+        std::string description = element.toString();
+        ALOGD("nextStep: sending vibrate deviceId=%d, element=%s", getDeviceId(),
+              description.c_str());
 #endif
-        getDeviceContext().vibrate(duration);
+        getDeviceContext().vibrate(element);
     } else {
 #if DEBUG_VIBRATOR
         ALOGD("nextStep: sending cancel vibrate deviceId=%d", getDeviceId());
@@ -108,10 +103,12 @@
         getDeviceContext().cancelVibrate();
     }
     nsecs_t now = systemTime(SYSTEM_TIME_MONOTONIC);
-    mNextStepTime = now + duration;
+    std::chrono::nanoseconds duration =
+            std::chrono::duration_cast<std::chrono::nanoseconds>(element.duration);
+    mNextStepTime = now + duration.count();
     getContext()->requestTimeoutAtTime(mNextStepTime);
 #if DEBUG_VIBRATOR
-    ALOGD("nextStep: scheduled timeout in %0.3fms", duration * 0.000001f);
+    ALOGD("nextStep: scheduled timeout in %lldms", element.duration.count());
 #endif
 }
 
@@ -126,6 +123,25 @@
 void VibratorInputMapper::dump(std::string& dump) {
     dump += INDENT2 "Vibrator Input Mapper:\n";
     dump += StringPrintf(INDENT3 "Vibrating: %s\n", toString(mVibrating));
+    if (mVibrating) {
+        dump += INDENT3 "Pattern: ";
+        dumpPattern(dump);
+        dump += "\n";
+        dump += StringPrintf(INDENT3 "Repeat Index: %zd\n", mRepeat);
+    }
+}
+
+void VibratorInputMapper::dumpPattern(std::string& dump) const {
+    dump += "[";
+
+    for (auto it = mPattern.begin(); it != mPattern.end(); ++it) {
+        dump += it->toString();
+        if (std::next(it) != mPattern.end()) {
+            dump += ", ";
+        }
+    }
+
+    dump += "]";
 }
 
 } // namespace android
diff --git a/services/inputflinger/reader/mapper/VibratorInputMapper.h b/services/inputflinger/reader/mapper/VibratorInputMapper.h
index f69fdde..bfa5ec1 100644
--- a/services/inputflinger/reader/mapper/VibratorInputMapper.h
+++ b/services/inputflinger/reader/mapper/VibratorInputMapper.h
@@ -30,7 +30,7 @@
     virtual void populateDeviceInfo(InputDeviceInfo* deviceInfo) override;
     virtual void process(const RawEvent* rawEvent) override;
 
-    virtual void vibrate(const nsecs_t* pattern, size_t patternSize, ssize_t repeat,
+    virtual void vibrate(const std::vector<VibrationElement>& pattern, ssize_t repeat,
                          int32_t token) override;
     virtual void cancelVibrate(int32_t token) override;
     virtual void timeoutExpired(nsecs_t when) override;
@@ -38,13 +38,13 @@
 
 private:
     bool mVibrating;
-    nsecs_t mPattern[MAX_VIBRATE_PATTERN_SIZE];
-    size_t mPatternSize;
+    std::vector<VibrationElement> mPattern;
     ssize_t mRepeat;
     int32_t mToken;
     ssize_t mIndex;
     nsecs_t mNextStepTime;
 
+    void dumpPattern(std::string& dump) const;
     void nextStep();
     void stopVibrating();
 };
diff --git a/services/inputflinger/tests/Android.bp b/services/inputflinger/tests/Android.bp
index eb9ac68..6465cc9 100644
--- a/services/inputflinger/tests/Android.bp
+++ b/services/inputflinger/tests/Android.bp
@@ -30,14 +30,14 @@
         "AnrTracker_test.cpp",
         "BlockingQueue_test.cpp",
         "EventHub_test.cpp",
-        "TestInputListener.cpp",
+        "IInputFlingerQuery.aidl",
         "InputClassifier_test.cpp",
         "InputClassifierConverter_test.cpp",
         "InputDispatcher_test.cpp",
         "InputReader_test.cpp",
         "InputFlingerService_test.cpp",
+        "TestInputListener.cpp",
         "UinputDevice.cpp",
-        "IInputFlingerQuery.aidl"
     ],
     aidl: {
         include_dirs: [
diff --git a/services/inputflinger/tests/EventHub_test.cpp b/services/inputflinger/tests/EventHub_test.cpp
index 71731b0..ef68a84 100644
--- a/services/inputflinger/tests/EventHub_test.cpp
+++ b/services/inputflinger/tests/EventHub_test.cpp
@@ -199,3 +199,76 @@
         lastEventTime = event.when; // Ensure all returned events are monotonic
     }
 }
+
+// --- BitArrayTest ---
+class BitArrayTest : public testing::Test {
+protected:
+    static constexpr size_t SINGLE_ELE_BITS = 32UL;
+    static constexpr size_t MULTI_ELE_BITS = 256UL;
+
+    virtual void SetUp() override {
+        mBitmaskSingle.loadFromBuffer(mBufferSingle);
+        mBitmaskMulti.loadFromBuffer(mBufferMulti);
+    }
+
+    android::BitArray<SINGLE_ELE_BITS> mBitmaskSingle;
+    android::BitArray<MULTI_ELE_BITS> mBitmaskMulti;
+
+private:
+    const typename android::BitArray<SINGLE_ELE_BITS>::Buffer mBufferSingle = {
+            0x800F0F0FUL // bit 0 - 31
+    };
+    const typename android::BitArray<MULTI_ELE_BITS>::Buffer mBufferMulti = {
+            0xFFFFFFFFUL, // bit 0 - 31
+            0x01000001UL, // bit 32 - 63
+            0x00000000UL, // bit 64 - 95
+            0x80000000UL, // bit 96 - 127
+            0x00000000UL, // bit 128 - 159
+            0x00000000UL, // bit 160 - 191
+            0x80000008UL, // bit 192 - 223
+            0x00000000UL, // bit 224 - 255
+    };
+};
+
+TEST_F(BitArrayTest, SetBit) {
+    ASSERT_TRUE(mBitmaskSingle.test(0));
+    ASSERT_TRUE(mBitmaskSingle.test(31));
+    ASSERT_FALSE(mBitmaskSingle.test(7));
+
+    ASSERT_TRUE(mBitmaskMulti.test(32));
+    ASSERT_TRUE(mBitmaskMulti.test(56));
+    ASSERT_FALSE(mBitmaskMulti.test(192));
+    ASSERT_TRUE(mBitmaskMulti.test(223));
+    ASSERT_FALSE(mBitmaskMulti.test(255));
+}
+
+TEST_F(BitArrayTest, AnyBit) {
+    ASSERT_TRUE(mBitmaskSingle.any(31, 32));
+    ASSERT_FALSE(mBitmaskSingle.any(12, 16));
+
+    ASSERT_TRUE(mBitmaskMulti.any(31, 32));
+    ASSERT_FALSE(mBitmaskMulti.any(33, 33));
+    ASSERT_TRUE(mBitmaskMulti.any(32, 55));
+    ASSERT_TRUE(mBitmaskMulti.any(33, 57));
+    ASSERT_FALSE(mBitmaskMulti.any(33, 55));
+    ASSERT_FALSE(mBitmaskMulti.any(130, 190));
+
+    ASSERT_FALSE(mBitmaskMulti.any(128, 195));
+    ASSERT_TRUE(mBitmaskMulti.any(128, 196));
+    ASSERT_TRUE(mBitmaskMulti.any(128, 224));
+    ASSERT_FALSE(mBitmaskMulti.any(255, 256));
+}
+
+TEST_F(BitArrayTest, SetBit_InvalidBitIndex) {
+    ASSERT_FALSE(mBitmaskSingle.test(32));
+    ASSERT_FALSE(mBitmaskMulti.test(256));
+}
+
+TEST_F(BitArrayTest, AnyBit_InvalidBitIndex) {
+    ASSERT_FALSE(mBitmaskSingle.any(32, 32));
+    ASSERT_FALSE(mBitmaskSingle.any(33, 34));
+
+    ASSERT_FALSE(mBitmaskMulti.any(256, 256));
+    ASSERT_FALSE(mBitmaskMulti.any(257, 258));
+    ASSERT_FALSE(mBitmaskMulti.any(0, 0));
+}
diff --git a/services/inputflinger/tests/IInputFlingerQuery.aidl b/services/inputflinger/tests/IInputFlingerQuery.aidl
index 1edc089..b5c5c9e 100644
--- a/services/inputflinger/tests/IInputFlingerQuery.aidl
+++ b/services/inputflinger/tests/IInputFlingerQuery.aidl
@@ -14,7 +14,8 @@
  * limitations under the License.
  */
 
-import android.InputChannelInfo;
+import android.FocusRequest;
+import android.InputChannel;
 import android.InputWindowInfo;
 import android.os.ISetInputWindowsListener;
 
@@ -23,5 +24,6 @@
 {
     /* Test interfaces */
     void getInputWindows(out InputWindowInfo[] inputHandles);
-    void getInputChannels(out InputChannelInfo[] infos);
+    void getInputChannels(out InputChannel[] channels);
+    void getLastFocusRequest(out FocusRequest request);
 }
diff --git a/services/inputflinger/tests/InputDispatcher_test.cpp b/services/inputflinger/tests/InputDispatcher_test.cpp
index c749806..c7bb2ac 100644
--- a/services/inputflinger/tests/InputDispatcher_test.cpp
+++ b/services/inputflinger/tests/InputDispatcher_test.cpp
@@ -124,16 +124,17 @@
 
     // This function must be called soon after the expected ANR timer starts,
     // because we are also checking how much time has passed.
-    void assertNotifyAnrWasCalled(std::chrono::nanoseconds timeout,
-                                  const sp<InputApplicationHandle>& expectedApplication,
-                                  const sp<IBinder>& expectedToken) {
-        std::pair<sp<InputApplicationHandle>, sp<IBinder>> anrData;
+    void assertNotifyAnrWasCalled(
+            std::chrono::nanoseconds timeout,
+            const std::shared_ptr<InputApplicationHandle>& expectedApplication,
+            const sp<IBinder>& expectedToken) {
+        std::pair<std::shared_ptr<InputApplicationHandle>, sp<IBinder>> anrData;
         ASSERT_NO_FATAL_FAILURE(anrData = getNotifyAnrData(timeout));
         ASSERT_EQ(expectedApplication, anrData.first);
         ASSERT_EQ(expectedToken, anrData.second);
     }
 
-    std::pair<sp<InputApplicationHandle>, sp<IBinder>> getNotifyAnrData(
+    std::pair<std::shared_ptr<InputApplicationHandle>, sp<IBinder>> getNotifyAnrData(
             std::chrono::nanoseconds timeout) {
         const std::chrono::time_point start = std::chrono::steady_clock::now();
         std::unique_lock lock(mLock);
@@ -161,7 +162,7 @@
                           << std::chrono::duration_cast<std::chrono::milliseconds>(waited).count()
                           << "ms instead";
         }
-        std::pair<sp<InputApplicationHandle>, sp<IBinder>> result =
+        std::pair<std::shared_ptr<InputApplicationHandle>, sp<IBinder>> result =
                 std::make_pair(mAnrApplications.front(), mAnrWindowTokens.front());
         mAnrApplications.pop();
         mAnrWindowTokens.pop();
@@ -189,7 +190,7 @@
     std::optional<NotifySwitchArgs> mLastNotifySwitch GUARDED_BY(mLock);
 
     // ANR handling
-    std::queue<sp<InputApplicationHandle>> mAnrApplications GUARDED_BY(mLock);
+    std::queue<std::shared_ptr<InputApplicationHandle>> mAnrApplications GUARDED_BY(mLock);
     std::queue<sp<IBinder>> mAnrWindowTokens GUARDED_BY(mLock);
     std::condition_variable mNotifyAnr;
     std::chrono::nanoseconds mAnrTimeout = 0ms;
@@ -199,7 +200,7 @@
         mConfigurationChangedTime = when;
     }
 
-    std::chrono::nanoseconds notifyAnr(const sp<InputApplicationHandle>& application,
+    std::chrono::nanoseconds notifyAnr(const std::shared_ptr<InputApplicationHandle>& application,
                                        const sp<IBinder>& windowToken,
                                        const std::string&) override {
         std::scoped_lock lock(mLock);
@@ -433,10 +434,11 @@
     constexpr int32_t metaState = AMETA_NONE;
     constexpr MotionClassification classification = MotionClassification::NONE;
 
+    ui::Transform identityTransform;
     // Rejects undefined motion actions.
     event.initialize(InputEvent::nextId(), DEVICE_ID, source, DISPLAY_ID, INVALID_HMAC,
-                     /*action*/ -1, 0, 0, edgeFlags, metaState, 0, classification, 1 /* xScale */,
-                     1 /* yScale */, 0, 0, 0, 0, AMOTION_EVENT_INVALID_CURSOR_POSITION,
+                     /*action*/ -1, 0, 0, edgeFlags, metaState, 0, classification,
+                     identityTransform, 0, 0, AMOTION_EVENT_INVALID_CURSOR_POSITION,
                      AMOTION_EVENT_INVALID_CURSOR_POSITION, ARBITRARY_TIME, ARBITRARY_TIME,
                      /*pointerCount*/ 1, pointerProperties, pointerCoords);
     ASSERT_EQ(INPUT_EVENT_INJECTION_FAILED,
@@ -448,10 +450,10 @@
     event.initialize(InputEvent::nextId(), DEVICE_ID, source, DISPLAY_ID, INVALID_HMAC,
                      AMOTION_EVENT_ACTION_POINTER_DOWN |
                              (1 << AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT),
-                     0, 0, edgeFlags, metaState, 0, classification, 1 /* xScale */, 1 /* yScale */,
-                     0, 0, 0, 0, AMOTION_EVENT_INVALID_CURSOR_POSITION,
-                     AMOTION_EVENT_INVALID_CURSOR_POSITION, ARBITRARY_TIME, ARBITRARY_TIME,
-                     /*pointerCount*/ 1, pointerProperties, pointerCoords);
+                     0, 0, edgeFlags, metaState, 0, classification, identityTransform, 0, 0,
+                     AMOTION_EVENT_INVALID_CURSOR_POSITION, AMOTION_EVENT_INVALID_CURSOR_POSITION,
+                     ARBITRARY_TIME, ARBITRARY_TIME, /*pointerCount*/ 1, pointerProperties,
+                     pointerCoords);
     ASSERT_EQ(INPUT_EVENT_INJECTION_FAILED,
               mDispatcher->injectInputEvent(&event, INJECTOR_PID, INJECTOR_UID,
                                             INPUT_EVENT_INJECTION_SYNC_NONE, 0ms, 0))
@@ -460,10 +462,10 @@
     event.initialize(InputEvent::nextId(), DEVICE_ID, source, DISPLAY_ID, INVALID_HMAC,
                      AMOTION_EVENT_ACTION_POINTER_DOWN |
                              (~0U << AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT),
-                     0, 0, edgeFlags, metaState, 0, classification, 1 /* xScale */, 1 /* yScale */,
-                     0, 0, 0, 0, AMOTION_EVENT_INVALID_CURSOR_POSITION,
-                     AMOTION_EVENT_INVALID_CURSOR_POSITION, ARBITRARY_TIME, ARBITRARY_TIME,
-                     /*pointerCount*/ 1, pointerProperties, pointerCoords);
+                     0, 0, edgeFlags, metaState, 0, classification, identityTransform, 0, 0,
+                     AMOTION_EVENT_INVALID_CURSOR_POSITION, AMOTION_EVENT_INVALID_CURSOR_POSITION,
+                     ARBITRARY_TIME, ARBITRARY_TIME, /*pointerCount*/ 1, pointerProperties,
+                     pointerCoords);
     ASSERT_EQ(INPUT_EVENT_INJECTION_FAILED,
               mDispatcher->injectInputEvent(&event, INJECTOR_PID, INJECTOR_UID,
                                             INPUT_EVENT_INJECTION_SYNC_NONE, 0ms, 0))
@@ -473,10 +475,10 @@
     event.initialize(InputEvent::nextId(), DEVICE_ID, source, DISPLAY_ID, INVALID_HMAC,
                      AMOTION_EVENT_ACTION_POINTER_UP |
                              (1 << AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT),
-                     0, 0, edgeFlags, metaState, 0, classification, 1 /* xScale */, 1 /* yScale */,
-                     0, 0, 0, 0, AMOTION_EVENT_INVALID_CURSOR_POSITION,
-                     AMOTION_EVENT_INVALID_CURSOR_POSITION, ARBITRARY_TIME, ARBITRARY_TIME,
-                     /*pointerCount*/ 1, pointerProperties, pointerCoords);
+                     0, 0, edgeFlags, metaState, 0, classification, identityTransform, 0, 0,
+                     AMOTION_EVENT_INVALID_CURSOR_POSITION, AMOTION_EVENT_INVALID_CURSOR_POSITION,
+                     ARBITRARY_TIME, ARBITRARY_TIME, /*pointerCount*/ 1, pointerProperties,
+                     pointerCoords);
     ASSERT_EQ(INPUT_EVENT_INJECTION_FAILED,
               mDispatcher->injectInputEvent(&event, INJECTOR_PID, INJECTOR_UID,
                                             INPUT_EVENT_INJECTION_SYNC_NONE, 0ms, 0))
@@ -485,10 +487,10 @@
     event.initialize(InputEvent::nextId(), DEVICE_ID, source, DISPLAY_ID, INVALID_HMAC,
                      AMOTION_EVENT_ACTION_POINTER_UP |
                              (~0U << AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT),
-                     0, 0, edgeFlags, metaState, 0, classification, 1 /* xScale */, 1 /* yScale */,
-                     0, 0, 0, 0, AMOTION_EVENT_INVALID_CURSOR_POSITION,
-                     AMOTION_EVENT_INVALID_CURSOR_POSITION, ARBITRARY_TIME, ARBITRARY_TIME,
-                     /*pointerCount*/ 1, pointerProperties, pointerCoords);
+                     0, 0, edgeFlags, metaState, 0, classification, identityTransform, 0, 0,
+                     AMOTION_EVENT_INVALID_CURSOR_POSITION, AMOTION_EVENT_INVALID_CURSOR_POSITION,
+                     ARBITRARY_TIME, ARBITRARY_TIME, /*pointerCount*/ 1, pointerProperties,
+                     pointerCoords);
     ASSERT_EQ(INPUT_EVENT_INJECTION_FAILED,
               mDispatcher->injectInputEvent(&event, INJECTOR_PID, INJECTOR_UID,
                                             INPUT_EVENT_INJECTION_SYNC_NONE, 0ms, 0))
@@ -497,9 +499,8 @@
     // Rejects motion events with invalid number of pointers.
     event.initialize(InputEvent::nextId(), DEVICE_ID, source, DISPLAY_ID, INVALID_HMAC,
                      AMOTION_EVENT_ACTION_DOWN, 0, 0, edgeFlags, metaState, 0, classification,
-                     1 /* xScale */, 1 /* yScale */, 0, 0, 0, 0,
-                     AMOTION_EVENT_INVALID_CURSOR_POSITION, AMOTION_EVENT_INVALID_CURSOR_POSITION,
-                     ARBITRARY_TIME, ARBITRARY_TIME,
+                     identityTransform, 0, 0, AMOTION_EVENT_INVALID_CURSOR_POSITION,
+                     AMOTION_EVENT_INVALID_CURSOR_POSITION, ARBITRARY_TIME, ARBITRARY_TIME,
                      /*pointerCount*/ 0, pointerProperties, pointerCoords);
     ASSERT_EQ(INPUT_EVENT_INJECTION_FAILED,
               mDispatcher->injectInputEvent(&event, INJECTOR_PID, INJECTOR_UID,
@@ -508,9 +509,8 @@
 
     event.initialize(InputEvent::nextId(), DEVICE_ID, source, DISPLAY_ID, INVALID_HMAC,
                      AMOTION_EVENT_ACTION_DOWN, 0, 0, edgeFlags, metaState, 0, classification,
-                     1 /* xScale */, 1 /* yScale */, 0, 0, 0, 0,
-                     AMOTION_EVENT_INVALID_CURSOR_POSITION, AMOTION_EVENT_INVALID_CURSOR_POSITION,
-                     ARBITRARY_TIME, ARBITRARY_TIME,
+                     identityTransform, 0, 0, AMOTION_EVENT_INVALID_CURSOR_POSITION,
+                     AMOTION_EVENT_INVALID_CURSOR_POSITION, ARBITRARY_TIME, ARBITRARY_TIME,
                      /*pointerCount*/ MAX_POINTERS + 1, pointerProperties, pointerCoords);
     ASSERT_EQ(INPUT_EVENT_INJECTION_FAILED,
               mDispatcher->injectInputEvent(&event, INJECTOR_PID, INJECTOR_UID,
@@ -521,9 +521,8 @@
     pointerProperties[0].id = -1;
     event.initialize(InputEvent::nextId(), DEVICE_ID, source, DISPLAY_ID, INVALID_HMAC,
                      AMOTION_EVENT_ACTION_DOWN, 0, 0, edgeFlags, metaState, 0, classification,
-                     1 /* xScale */, 1 /* yScale */, 0, 0, 0, 0,
-                     AMOTION_EVENT_INVALID_CURSOR_POSITION, AMOTION_EVENT_INVALID_CURSOR_POSITION,
-                     ARBITRARY_TIME, ARBITRARY_TIME,
+                     identityTransform, 0, 0, AMOTION_EVENT_INVALID_CURSOR_POSITION,
+                     AMOTION_EVENT_INVALID_CURSOR_POSITION, ARBITRARY_TIME, ARBITRARY_TIME,
                      /*pointerCount*/ 1, pointerProperties, pointerCoords);
     ASSERT_EQ(INPUT_EVENT_INJECTION_FAILED,
               mDispatcher->injectInputEvent(&event, INJECTOR_PID, INJECTOR_UID,
@@ -533,9 +532,8 @@
     pointerProperties[0].id = MAX_POINTER_ID + 1;
     event.initialize(InputEvent::nextId(), DEVICE_ID, source, DISPLAY_ID, INVALID_HMAC,
                      AMOTION_EVENT_ACTION_DOWN, 0, 0, edgeFlags, metaState, 0, classification,
-                     1 /* xScale */, 1 /* yScale */, 0, 0, 0, 0,
-                     AMOTION_EVENT_INVALID_CURSOR_POSITION, AMOTION_EVENT_INVALID_CURSOR_POSITION,
-                     ARBITRARY_TIME, ARBITRARY_TIME,
+                     identityTransform, 0, 0, AMOTION_EVENT_INVALID_CURSOR_POSITION,
+                     AMOTION_EVENT_INVALID_CURSOR_POSITION, ARBITRARY_TIME, ARBITRARY_TIME,
                      /*pointerCount*/ 1, pointerProperties, pointerCoords);
     ASSERT_EQ(INPUT_EVENT_INJECTION_FAILED,
               mDispatcher->injectInputEvent(&event, INJECTOR_PID, INJECTOR_UID,
@@ -547,9 +545,8 @@
     pointerProperties[1].id = 1;
     event.initialize(InputEvent::nextId(), DEVICE_ID, source, DISPLAY_ID, INVALID_HMAC,
                      AMOTION_EVENT_ACTION_DOWN, 0, 0, edgeFlags, metaState, 0, classification,
-                     1 /* xScale */, 1 /* yScale */, 0, 0, 0, 0,
-                     AMOTION_EVENT_INVALID_CURSOR_POSITION, AMOTION_EVENT_INVALID_CURSOR_POSITION,
-                     ARBITRARY_TIME, ARBITRARY_TIME,
+                     identityTransform, 0, 0, AMOTION_EVENT_INVALID_CURSOR_POSITION,
+                     AMOTION_EVENT_INVALID_CURSOR_POSITION, ARBITRARY_TIME, ARBITRARY_TIME,
                      /*pointerCount*/ 2, pointerProperties, pointerCoords);
     ASSERT_EQ(INPUT_EVENT_INJECTION_FAILED,
               mDispatcher->injectInputEvent(&event, INJECTOR_PID, INJECTOR_UID,
@@ -587,7 +584,8 @@
     FakeApplicationHandle() {
         mInfo.name = "Fake Application";
         mInfo.token = new BBinder();
-        mInfo.dispatchingTimeout = DISPATCHING_TIMEOUT;
+        mInfo.dispatchingTimeoutMillis =
+                std::chrono::duration_cast<std::chrono::milliseconds>(DISPATCHING_TIMEOUT).count();
     }
     virtual ~FakeApplicationHandle() {}
 
@@ -595,14 +593,15 @@
         return true;
     }
 
-    void setDispatchingTimeout(std::chrono::nanoseconds timeout) {
-        mInfo.dispatchingTimeout = timeout;
+    void setDispatchingTimeout(std::chrono::milliseconds timeout) {
+        mInfo.dispatchingTimeoutMillis = timeout.count();
     }
 };
 
 class FakeInputReceiver {
 public:
-    explicit FakeInputReceiver(const sp<InputChannel>& clientChannel, const std::string name)
+    explicit FakeInputReceiver(const std::shared_ptr<InputChannel>& clientChannel,
+                               const std::string name)
           : mName(name) {
         mConsumer = std::make_unique<InputConsumer>(clientChannel);
     }
@@ -749,22 +748,22 @@
     static const int32_t WIDTH = 600;
     static const int32_t HEIGHT = 800;
 
-    FakeWindowHandle(const sp<InputApplicationHandle>& inputApplicationHandle,
+    FakeWindowHandle(const std::shared_ptr<InputApplicationHandle>& inputApplicationHandle,
                      const sp<InputDispatcher>& dispatcher, const std::string name,
-                     int32_t displayId, sp<IBinder> token = nullptr)
+                     int32_t displayId, std::optional<sp<IBinder>> token = std::nullopt)
           : mName(name) {
-        if (token == nullptr) {
-            sp<InputChannel> serverChannel, clientChannel;
+        if (token == std::nullopt) {
+            std::unique_ptr<InputChannel> serverChannel, clientChannel;
             InputChannel::openInputChannelPair(name, serverChannel, clientChannel);
-            mInputReceiver = std::make_unique<FakeInputReceiver>(clientChannel, name);
-            dispatcher->registerInputChannel(serverChannel);
+            mInputReceiver = std::make_unique<FakeInputReceiver>(std::move(clientChannel), name);
             token = serverChannel->getConnectionToken();
+            dispatcher->registerInputChannel(std::move(serverChannel));
         }
 
         inputApplicationHandle->updateInfo();
         mInfo.applicationInfo = *inputApplicationHandle->getInfo();
 
-        mInfo.token = token;
+        mInfo.token = *token;
         mInfo.id = sId++;
         mInfo.name = name;
         mInfo.type = InputWindowInfo::Type::APPLICATION;
@@ -773,6 +772,7 @@
         mInfo.frameTop = 0;
         mInfo.frameRight = WIDTH;
         mInfo.frameBottom = HEIGHT;
+        mInfo.transform.set(0, 0);
         mInfo.globalScaleFactor = 1.0;
         mInfo.touchableRegion.clear();
         mInfo.addTouchableRegion(Rect(0, 0, WIDTH, HEIGHT));
@@ -801,17 +801,21 @@
         mInfo.frameTop = frame.top;
         mInfo.frameRight = frame.right;
         mInfo.frameBottom = frame.bottom;
+        mInfo.transform.set(frame.left, frame.top);
         mInfo.touchableRegion.clear();
         mInfo.addTouchableRegion(frame);
     }
 
     void setFlags(Flags<InputWindowInfo::Flag> flags) { mInfo.flags = flags; }
 
-    void setWindowScale(float xScale, float yScale) {
-        mInfo.windowXScale = xScale;
-        mInfo.windowYScale = yScale;
+    void setInputFeatures(InputWindowInfo::Feature features) { mInfo.inputFeatures = features; }
+
+    void setWindowTransform(float dsdx, float dtdx, float dtdy, float dsdy) {
+        mInfo.transform.set(dsdx, dtdx, dtdy, dsdy);
     }
 
+    void setWindowScale(float xScale, float yScale) { setWindowTransform(xScale, 0, 0, yScale); }
+
     void consumeKeyDown(int32_t expectedDisplayId, int32_t expectedFlags = 0) {
         consumeEvent(AINPUT_EVENT_TYPE_KEY, AKEY_EVENT_ACTION_DOWN, expectedDisplayId,
                      expectedFlags);
@@ -893,8 +897,12 @@
     }
 
     void assertNoEvents() {
-        ASSERT_NE(mInputReceiver, nullptr)
-                << "Call 'assertNoEvents' on a window with an InputReceiver";
+        if (mInputReceiver == nullptr &&
+            mInfo.inputFeatures.test(InputWindowInfo::Feature::NO_INPUT_CHANNEL)) {
+            return; // Can't receive events if the window does not have input channel
+        }
+        ASSERT_NE(nullptr, mInputReceiver)
+                << "Window without InputReceiver must specify feature NO_INPUT_CHANNEL";
         mInputReceiver->assertNoEvents();
     }
 
@@ -1025,13 +1033,13 @@
         }
 
         MotionEvent event;
+        ui::Transform identityTransform;
         event.initialize(InputEvent::nextId(), DEVICE_ID, mSource, mDisplayId, INVALID_HMAC,
                          mAction, mActionButton, /* flags */ 0, /* edgeFlags */ 0, AMETA_NONE,
-                         mButtonState, MotionClassification::NONE, /* xScale */ 1, /* yScale */ 1,
-                         /* xOffset */ 0,
-                         /* yOffset */ 0, /* xPrecision */ 0, /* yPrecision */ 0,
-                         mRawXCursorPosition, mRawYCursorPosition, mEventTime, mEventTime,
-                         mPointers.size(), pointerProperties.data(), pointerCoords.data());
+                         mButtonState, MotionClassification::NONE, identityTransform,
+                         /* xPrecision */ 0, /* yPrecision */ 0, mRawXCursorPosition,
+                         mRawYCursorPosition, mEventTime, mEventTime, mPointers.size(),
+                         pointerProperties.data(), pointerCoords.data());
 
         return event;
     }
@@ -1138,7 +1146,7 @@
 }
 
 TEST_F(InputDispatcherTest, SetInputWindow_SingleWindowTouch) {
-    sp<FakeApplicationHandle> application = new FakeApplicationHandle();
+    std::shared_ptr<FakeApplicationHandle> application = std::make_shared<FakeApplicationHandle>();
     sp<FakeWindowHandle> window = new FakeWindowHandle(application, mDispatcher, "Fake Window",
             ADISPLAY_ID_DEFAULT);
 
@@ -1160,7 +1168,7 @@
  * called twice.
  */
 TEST_F(InputDispatcherTest, SetInputWindowOnce_SingleWindowTouch) {
-    sp<FakeApplicationHandle> application = new FakeApplicationHandle();
+    std::shared_ptr<FakeApplicationHandle> application = std::make_shared<FakeApplicationHandle>();
     sp<FakeWindowHandle> window =
             new FakeWindowHandle(application, mDispatcher, "Fake Window", ADISPLAY_ID_DEFAULT);
     window->setFrame(Rect(0, 0, 100, 100));
@@ -1183,7 +1191,7 @@
  * when finding touched windows.
  */
 TEST_F(InputDispatcherTest, SetInputWindowTwice_SingleWindowTouch) {
-    sp<FakeApplicationHandle> application = new FakeApplicationHandle();
+    std::shared_ptr<FakeApplicationHandle> application = std::make_shared<FakeApplicationHandle>();
     sp<FakeWindowHandle> window =
             new FakeWindowHandle(application, mDispatcher, "Fake Window", ADISPLAY_ID_DEFAULT);
     window->setFrame(Rect(0, 0, 100, 100));
@@ -1202,7 +1210,7 @@
 
 // The foreground window should receive the first touch down event.
 TEST_F(InputDispatcherTest, SetInputWindow_MultiWindowsTouch) {
-    sp<FakeApplicationHandle> application = new FakeApplicationHandle();
+    std::shared_ptr<FakeApplicationHandle> application = std::make_shared<FakeApplicationHandle>();
     sp<FakeWindowHandle> windowTop = new FakeWindowHandle(application, mDispatcher, "Top",
             ADISPLAY_ID_DEFAULT);
     sp<FakeWindowHandle> windowSecond = new FakeWindowHandle(application, mDispatcher, "Second",
@@ -1219,7 +1227,7 @@
 }
 
 TEST_F(InputDispatcherTest, SetInputWindow_FocusedWindow) {
-    sp<FakeApplicationHandle> application = new FakeApplicationHandle();
+    std::shared_ptr<FakeApplicationHandle> application = std::make_shared<FakeApplicationHandle>();
     sp<FakeWindowHandle> windowTop = new FakeWindowHandle(application, mDispatcher, "Top",
             ADISPLAY_ID_DEFAULT);
     sp<FakeWindowHandle> windowSecond = new FakeWindowHandle(application, mDispatcher, "Second",
@@ -1242,7 +1250,7 @@
 }
 
 TEST_F(InputDispatcherTest, SetInputWindow_FocusPriority) {
-    sp<FakeApplicationHandle> application = new FakeApplicationHandle();
+    std::shared_ptr<FakeApplicationHandle> application = std::make_shared<FakeApplicationHandle>();
     sp<FakeWindowHandle> windowTop = new FakeWindowHandle(application, mDispatcher, "Top",
             ADISPLAY_ID_DEFAULT);
     sp<FakeWindowHandle> windowSecond = new FakeWindowHandle(application, mDispatcher, "Second",
@@ -1266,7 +1274,7 @@
 }
 
 TEST_F(InputDispatcherTest, SetInputWindow_InputWindowInfo) {
-    sp<FakeApplicationHandle> application = new FakeApplicationHandle();
+    std::shared_ptr<FakeApplicationHandle> application = std::make_shared<FakeApplicationHandle>();
 
     sp<FakeWindowHandle> windowTop = new FakeWindowHandle(application, mDispatcher, "Top",
             ADISPLAY_ID_DEFAULT);
@@ -1293,7 +1301,7 @@
 }
 
 TEST_F(InputDispatcherTest, HoverMoveEnterMouseClickAndHoverMoveExit) {
-    sp<FakeApplicationHandle> application = new FakeApplicationHandle();
+    std::shared_ptr<FakeApplicationHandle> application = std::make_shared<FakeApplicationHandle>();
     sp<FakeWindowHandle> windowLeft =
             new FakeWindowHandle(application, mDispatcher, "Left", ADISPLAY_ID_DEFAULT);
     windowLeft->setFrame(Rect(0, 0, 600, 800));
@@ -1404,7 +1412,7 @@
 // This test is different from the test above that HOVER_ENTER and HOVER_EXIT events are injected
 // directly in this test.
 TEST_F(InputDispatcherTest, HoverEnterMouseClickAndHoverExit) {
-    sp<FakeApplicationHandle> application = new FakeApplicationHandle();
+    std::shared_ptr<FakeApplicationHandle> application = std::make_shared<FakeApplicationHandle>();
     sp<FakeWindowHandle> window =
             new FakeWindowHandle(application, mDispatcher, "Window", ADISPLAY_ID_DEFAULT);
     window->setFrame(Rect(0, 0, 1200, 800));
@@ -1485,7 +1493,7 @@
 }
 
 TEST_F(InputDispatcherTest, DispatchMouseEventsUnderCursor) {
-    sp<FakeApplicationHandle> application = new FakeApplicationHandle();
+    std::shared_ptr<FakeApplicationHandle> application = std::make_shared<FakeApplicationHandle>();
 
     sp<FakeWindowHandle> windowLeft =
             new FakeWindowHandle(application, mDispatcher, "Left", ADISPLAY_ID_DEFAULT);
@@ -1510,7 +1518,7 @@
 }
 
 TEST_F(InputDispatcherTest, NotifyDeviceReset_CancelsKeyStream) {
-    sp<FakeApplicationHandle> application = new FakeApplicationHandle();
+    std::shared_ptr<FakeApplicationHandle> application = std::make_shared<FakeApplicationHandle>();
     sp<FakeWindowHandle> window =
             new FakeWindowHandle(application, mDispatcher, "Fake Window", ADISPLAY_ID_DEFAULT);
     window->setFocus(true);
@@ -1533,7 +1541,7 @@
 }
 
 TEST_F(InputDispatcherTest, NotifyDeviceReset_CancelsMotionStream) {
-    sp<FakeApplicationHandle> application = new FakeApplicationHandle();
+    std::shared_ptr<FakeApplicationHandle> application = std::make_shared<FakeApplicationHandle>();
     sp<FakeWindowHandle> window =
             new FakeWindowHandle(application, mDispatcher, "Fake Window", ADISPLAY_ID_DEFAULT);
 
@@ -1556,7 +1564,7 @@
 }
 
 TEST_F(InputDispatcherTest, TransferTouchFocus_OnePointer) {
-    sp<FakeApplicationHandle> application = new FakeApplicationHandle();
+    std::shared_ptr<FakeApplicationHandle> application = std::make_shared<FakeApplicationHandle>();
 
     // Create a couple of windows
     sp<FakeWindowHandle> firstWindow = new FakeWindowHandle(application, mDispatcher,
@@ -1591,7 +1599,7 @@
 }
 
 TEST_F(InputDispatcherTest, TransferTouchFocus_TwoPointerNoSplitTouch) {
-    sp<FakeApplicationHandle> application = new FakeApplicationHandle();
+    std::shared_ptr<FakeApplicationHandle> application = std::make_shared<FakeApplicationHandle>();
 
     PointF touchPoint = {10, 10};
 
@@ -1647,7 +1655,7 @@
 }
 
 TEST_F(InputDispatcherTest, TransferTouchFocus_TwoPointersSplitTouch) {
-    sp<FakeApplicationHandle> application = new FakeApplicationHandle();
+    std::shared_ptr<FakeApplicationHandle> application = std::make_shared<FakeApplicationHandle>();
 
     // Create a non touch modal window that supports split touch
     sp<FakeWindowHandle> firstWindow = new FakeWindowHandle(application, mDispatcher,
@@ -1711,7 +1719,7 @@
 }
 
 TEST_F(InputDispatcherTest, FocusedWindow_ReceivesFocusEventAndKeyEvent) {
-    sp<FakeApplicationHandle> application = new FakeApplicationHandle();
+    std::shared_ptr<FakeApplicationHandle> application = std::make_shared<FakeApplicationHandle>();
     sp<FakeWindowHandle> window =
             new FakeWindowHandle(application, mDispatcher, "Fake Window", ADISPLAY_ID_DEFAULT);
 
@@ -1728,7 +1736,7 @@
 }
 
 TEST_F(InputDispatcherTest, UnfocusedWindow_DoesNotReceiveFocusEventOrKeyEvent) {
-    sp<FakeApplicationHandle> application = new FakeApplicationHandle();
+    std::shared_ptr<FakeApplicationHandle> application = std::make_shared<FakeApplicationHandle>();
     sp<FakeWindowHandle> window =
             new FakeWindowHandle(application, mDispatcher, "Fake Window", ADISPLAY_ID_DEFAULT);
 
@@ -1743,7 +1751,7 @@
 
 // If a window is touchable, but does not have focus, it should receive motion events, but not keys
 TEST_F(InputDispatcherTest, UnfocusedWindow_ReceivesMotionsButNotKeys) {
-    sp<FakeApplicationHandle> application = new FakeApplicationHandle();
+    std::shared_ptr<FakeApplicationHandle> application = std::make_shared<FakeApplicationHandle>();
     sp<FakeWindowHandle> window =
             new FakeWindowHandle(application, mDispatcher, "Fake Window", ADISPLAY_ID_DEFAULT);
 
@@ -1767,10 +1775,10 @@
 public:
     FakeMonitorReceiver(const sp<InputDispatcher>& dispatcher, const std::string name,
                         int32_t displayId, bool isGestureMonitor = false) {
-        sp<InputChannel> serverChannel, clientChannel;
+        std::unique_ptr<InputChannel> serverChannel, clientChannel;
         InputChannel::openInputChannelPair(name, serverChannel, clientChannel);
-        mInputReceiver = std::make_unique<FakeInputReceiver>(clientChannel, name);
-        dispatcher->registerInputMonitor(serverChannel, displayId, isGestureMonitor);
+        mInputReceiver = std::make_unique<FakeInputReceiver>(std::move(clientChannel), name);
+        dispatcher->registerInputMonitor(std::move(serverChannel), displayId, isGestureMonitor);
     }
 
     sp<IBinder> getToken() { return mInputReceiver->getToken(); }
@@ -1802,7 +1810,7 @@
 
 // Tests for gesture monitors
 TEST_F(InputDispatcherTest, GestureMonitor_ReceivesMotionEvents) {
-    sp<FakeApplicationHandle> application = new FakeApplicationHandle();
+    std::shared_ptr<FakeApplicationHandle> application = std::make_shared<FakeApplicationHandle>();
     sp<FakeWindowHandle> window =
             new FakeWindowHandle(application, mDispatcher, "Fake Window", ADISPLAY_ID_DEFAULT);
     mDispatcher->setInputWindows({{ADISPLAY_ID_DEFAULT, {window}}});
@@ -1818,7 +1826,7 @@
 }
 
 TEST_F(InputDispatcherTest, GestureMonitor_DoesNotReceiveKeyEvents) {
-    sp<FakeApplicationHandle> application = new FakeApplicationHandle();
+    std::shared_ptr<FakeApplicationHandle> application = std::make_shared<FakeApplicationHandle>();
     sp<FakeWindowHandle> window =
             new FakeWindowHandle(application, mDispatcher, "Fake Window", ADISPLAY_ID_DEFAULT);
 
@@ -1838,7 +1846,7 @@
 }
 
 TEST_F(InputDispatcherTest, GestureMonitor_CanPilferAfterWindowIsRemovedMidStream) {
-    sp<FakeApplicationHandle> application = new FakeApplicationHandle();
+    std::shared_ptr<FakeApplicationHandle> application = std::make_shared<FakeApplicationHandle>();
     sp<FakeWindowHandle> window =
             new FakeWindowHandle(application, mDispatcher, "Fake Window", ADISPLAY_ID_DEFAULT);
     mDispatcher->setInputWindows({{ADISPLAY_ID_DEFAULT, {window}}});
@@ -1878,7 +1886,7 @@
 }
 
 TEST_F(InputDispatcherTest, TestMoveEvent) {
-    sp<FakeApplicationHandle> application = new FakeApplicationHandle();
+    std::shared_ptr<FakeApplicationHandle> application = std::make_shared<FakeApplicationHandle>();
     sp<FakeWindowHandle> window =
             new FakeWindowHandle(application, mDispatcher, "Fake Window", ADISPLAY_ID_DEFAULT);
 
@@ -1909,7 +1917,7 @@
  * and the action of enabling / disabling.
  */
 TEST_F(InputDispatcherTest, TouchModeState_IsSentToApps) {
-    sp<FakeApplicationHandle> application = new FakeApplicationHandle();
+    std::shared_ptr<FakeApplicationHandle> application = std::make_shared<FakeApplicationHandle>();
     sp<FakeWindowHandle> window =
             new FakeWindowHandle(application, mDispatcher, "Test window", ADISPLAY_ID_DEFAULT);
 
@@ -1947,7 +1955,7 @@
 }
 
 TEST_F(InputDispatcherTest, VerifyInputEvent_KeyEvent) {
-    sp<FakeApplicationHandle> application = new FakeApplicationHandle();
+    std::shared_ptr<FakeApplicationHandle> application = std::make_shared<FakeApplicationHandle>();
     sp<FakeWindowHandle> window =
             new FakeWindowHandle(application, mDispatcher, "Test window", ADISPLAY_ID_DEFAULT);
 
@@ -1984,7 +1992,7 @@
 }
 
 TEST_F(InputDispatcherTest, VerifyInputEvent_MotionEvent) {
-    sp<FakeApplicationHandle> application = new FakeApplicationHandle();
+    std::shared_ptr<FakeApplicationHandle> application = std::make_shared<FakeApplicationHandle>();
     sp<FakeWindowHandle> window =
             new FakeWindowHandle(application, mDispatcher, "Test window", ADISPLAY_ID_DEFAULT);
 
@@ -2025,7 +2033,7 @@
     static constexpr nsecs_t KEY_REPEAT_TIMEOUT = 40 * 1000000; // 40 ms
     static constexpr nsecs_t KEY_REPEAT_DELAY = 40 * 1000000;   // 40 ms
 
-    sp<FakeApplicationHandle> mApp;
+    std::shared_ptr<FakeApplicationHandle> mApp;
     sp<FakeWindowHandle> mWindow;
 
     virtual void SetUp() override {
@@ -2039,7 +2047,7 @@
     }
 
     void setUpWindow() {
-        mApp = new FakeApplicationHandle();
+        mApp = std::make_shared<FakeApplicationHandle>();
         mWindow = new FakeWindowHandle(mApp, mDispatcher, "Fake Window", ADISPLAY_ID_DEFAULT);
 
         mWindow->setFocus(true);
@@ -2126,7 +2134,7 @@
     virtual void SetUp() override {
         InputDispatcherTest::SetUp();
 
-        application1 = new FakeApplicationHandle();
+        application1 = std::make_shared<FakeApplicationHandle>();
         windowInPrimary = new FakeWindowHandle(application1, mDispatcher, "D_1",
                 ADISPLAY_ID_DEFAULT);
 
@@ -2136,7 +2144,7 @@
         mDispatcher->setInputWindows({{ADISPLAY_ID_DEFAULT, {windowInPrimary}}});
         windowInPrimary->consumeFocusEvent(true);
 
-        application2 = new FakeApplicationHandle();
+        application2 = std::make_shared<FakeApplicationHandle>();
         windowInSecondary = new FakeWindowHandle(application2, mDispatcher, "D_2",
                 SECOND_DISPLAY_ID);
         // Set focus to second display window.
@@ -2152,16 +2160,16 @@
     virtual void TearDown() override {
         InputDispatcherTest::TearDown();
 
-        application1.clear();
+        application1.reset();
         windowInPrimary.clear();
-        application2.clear();
+        application2.reset();
         windowInSecondary.clear();
     }
 
 protected:
-    sp<FakeApplicationHandle> application1;
+    std::shared_ptr<FakeApplicationHandle> application1;
     sp<FakeWindowHandle> windowInPrimary;
-    sp<FakeApplicationHandle> application2;
+    std::shared_ptr<FakeApplicationHandle> application2;
     sp<FakeWindowHandle> windowInSecondary;
 };
 
@@ -2340,7 +2348,8 @@
     virtual void SetUp() override {
         InputDispatcherTest::SetUp();
 
-        sp<FakeApplicationHandle> application = new FakeApplicationHandle();
+        std::shared_ptr<FakeApplicationHandle> application =
+                std::make_shared<FakeApplicationHandle>();
         mUnfocusedWindow = new FakeWindowHandle(application, mDispatcher, "Top",
                 ADISPLAY_ID_DEFAULT);
         mUnfocusedWindow->setFrame(Rect(0, 0, 30, 30));
@@ -2434,7 +2443,8 @@
     virtual void SetUp() override {
         InputDispatcherTest::SetUp();
 
-        sp<FakeApplicationHandle> application = new FakeApplicationHandle();
+        std::shared_ptr<FakeApplicationHandle> application =
+                std::make_shared<FakeApplicationHandle>();
         mWindow1 = new FakeWindowHandle(application, mDispatcher, "Fake Window 1",
                                         ADISPLAY_ID_DEFAULT);
         // Adding FLAG_NOT_TOUCH_MODAL otherwise all taps will go to the top most window.
@@ -2458,9 +2468,8 @@
 
     // Helper function to convert the point from screen coordinates into the window's space
     static PointF getPointInWindow(const InputWindowInfo* windowInfo, const PointF& point) {
-        float x = windowInfo->windowXScale * (point.x - windowInfo->frameLeft);
-        float y = windowInfo->windowYScale * (point.y - windowInfo->frameTop);
-        return {x, y};
+        vec2 vals = windowInfo->transform.transform(point.x, point.y);
+        return {vals.x, vals.y};
     }
 
     void consumeMotionEvent(const sp<FakeWindowHandle>& window, int32_t expectedAction,
@@ -2490,133 +2499,123 @@
                     << ", got " << motionEvent.getY(i);
         }
     }
+
+    void touchAndAssertPositions(int32_t action, std::vector<PointF> touchedPoints,
+                                 std::vector<PointF> expectedPoints) {
+        NotifyMotionArgs motionArgs = generateMotionArgs(action, AINPUT_SOURCE_TOUCHSCREEN,
+                                                         ADISPLAY_ID_DEFAULT, touchedPoints);
+        mDispatcher->notifyMotion(&motionArgs);
+
+        // Always consume from window1 since it's the window that has the InputReceiver
+        consumeMotionEvent(mWindow1, action, expectedPoints);
+    }
 };
 
 TEST_F(InputDispatcherMultiWindowSameTokenTests, SingleTouchSameScale) {
     // Touch Window 1
     PointF touchedPoint = {10, 10};
     PointF expectedPoint = getPointInWindow(mWindow1->getInfo(), touchedPoint);
-
-    NotifyMotionArgs motionArgs =
-            generateMotionArgs(AMOTION_EVENT_ACTION_DOWN, AINPUT_SOURCE_TOUCHSCREEN,
-                               ADISPLAY_ID_DEFAULT, {touchedPoint});
-    mDispatcher->notifyMotion(&motionArgs);
-    consumeMotionEvent(mWindow1, AMOTION_EVENT_ACTION_DOWN, {expectedPoint});
+    touchAndAssertPositions(AMOTION_EVENT_ACTION_DOWN, {touchedPoint}, {expectedPoint});
 
     // Release touch on Window 1
-    motionArgs = generateMotionArgs(AMOTION_EVENT_ACTION_UP, AINPUT_SOURCE_TOUCHSCREEN,
-                                    ADISPLAY_ID_DEFAULT, {touchedPoint});
-    mDispatcher->notifyMotion(&motionArgs);
-    // consume the UP event
-    consumeMotionEvent(mWindow1, AMOTION_EVENT_ACTION_UP, {expectedPoint});
+    touchAndAssertPositions(AMOTION_EVENT_ACTION_UP, {touchedPoint}, {expectedPoint});
 
     // Touch Window 2
     touchedPoint = {150, 150};
     expectedPoint = getPointInWindow(mWindow2->getInfo(), touchedPoint);
-
-    motionArgs = generateMotionArgs(AMOTION_EVENT_ACTION_DOWN, AINPUT_SOURCE_TOUCHSCREEN,
-                                    ADISPLAY_ID_DEFAULT, {touchedPoint});
-    mDispatcher->notifyMotion(&motionArgs);
-
-    // Consuming from window1 since it's the window that has the InputReceiver
-    consumeMotionEvent(mWindow1, AMOTION_EVENT_ACTION_DOWN, {expectedPoint});
+    touchAndAssertPositions(AMOTION_EVENT_ACTION_DOWN, {touchedPoint}, {expectedPoint});
 }
 
-TEST_F(InputDispatcherMultiWindowSameTokenTests, SingleTouchDifferentScale) {
+TEST_F(InputDispatcherMultiWindowSameTokenTests, SingleTouchDifferentTransform) {
+    // Set scale value for window2
     mWindow2->setWindowScale(0.5f, 0.5f);
 
     // Touch Window 1
     PointF touchedPoint = {10, 10};
     PointF expectedPoint = getPointInWindow(mWindow1->getInfo(), touchedPoint);
-
-    NotifyMotionArgs motionArgs =
-            generateMotionArgs(AMOTION_EVENT_ACTION_DOWN, AINPUT_SOURCE_TOUCHSCREEN,
-                               ADISPLAY_ID_DEFAULT, {touchedPoint});
-    mDispatcher->notifyMotion(&motionArgs);
-    consumeMotionEvent(mWindow1, AMOTION_EVENT_ACTION_DOWN, {expectedPoint});
-
+    touchAndAssertPositions(AMOTION_EVENT_ACTION_DOWN, {touchedPoint}, {expectedPoint});
     // Release touch on Window 1
-    motionArgs = generateMotionArgs(AMOTION_EVENT_ACTION_UP, AINPUT_SOURCE_TOUCHSCREEN,
-                                    ADISPLAY_ID_DEFAULT, {touchedPoint});
-    mDispatcher->notifyMotion(&motionArgs);
-    // consume the UP event
-    consumeMotionEvent(mWindow1, AMOTION_EVENT_ACTION_UP, {expectedPoint});
+    touchAndAssertPositions(AMOTION_EVENT_ACTION_UP, {touchedPoint}, {expectedPoint});
 
     // Touch Window 2
     touchedPoint = {150, 150};
     expectedPoint = getPointInWindow(mWindow2->getInfo(), touchedPoint);
+    touchAndAssertPositions(AMOTION_EVENT_ACTION_DOWN, {touchedPoint}, {expectedPoint});
+    touchAndAssertPositions(AMOTION_EVENT_ACTION_UP, {touchedPoint}, {expectedPoint});
 
-    motionArgs = generateMotionArgs(AMOTION_EVENT_ACTION_DOWN, AINPUT_SOURCE_TOUCHSCREEN,
-                                    ADISPLAY_ID_DEFAULT, {touchedPoint});
-    mDispatcher->notifyMotion(&motionArgs);
-
-    // Consuming from window1 since it's the window that has the InputReceiver
-    consumeMotionEvent(mWindow1, AMOTION_EVENT_ACTION_DOWN, {expectedPoint});
+    // Update the transform so rotation is set
+    mWindow2->setWindowTransform(0, -1, 1, 0);
+    expectedPoint = getPointInWindow(mWindow2->getInfo(), touchedPoint);
+    touchAndAssertPositions(AMOTION_EVENT_ACTION_DOWN, {touchedPoint}, {expectedPoint});
 }
 
-TEST_F(InputDispatcherMultiWindowSameTokenTests, MultipleTouchDifferentScale) {
+TEST_F(InputDispatcherMultiWindowSameTokenTests, MultipleTouchDifferentTransform) {
     mWindow2->setWindowScale(0.5f, 0.5f);
 
     // Touch Window 1
     std::vector<PointF> touchedPoints = {PointF{10, 10}};
     std::vector<PointF> expectedPoints = {getPointInWindow(mWindow1->getInfo(), touchedPoints[0])};
-
-    NotifyMotionArgs motionArgs =
-            generateMotionArgs(AMOTION_EVENT_ACTION_DOWN, AINPUT_SOURCE_TOUCHSCREEN,
-                               ADISPLAY_ID_DEFAULT, touchedPoints);
-    mDispatcher->notifyMotion(&motionArgs);
-    consumeMotionEvent(mWindow1, AMOTION_EVENT_ACTION_DOWN, expectedPoints);
+    touchAndAssertPositions(AMOTION_EVENT_ACTION_DOWN, touchedPoints, expectedPoints);
 
     // Touch Window 2
     int32_t actionPointerDown =
             AMOTION_EVENT_ACTION_POINTER_DOWN + (1 << AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT);
-    touchedPoints.emplace_back(PointF{150, 150});
-    expectedPoints.emplace_back(getPointInWindow(mWindow2->getInfo(), touchedPoints[1]));
+    touchedPoints.push_back(PointF{150, 150});
+    expectedPoints.push_back(getPointInWindow(mWindow2->getInfo(), touchedPoints[1]));
+    touchAndAssertPositions(actionPointerDown, touchedPoints, expectedPoints);
 
-    motionArgs = generateMotionArgs(actionPointerDown, AINPUT_SOURCE_TOUCHSCREEN,
-                                    ADISPLAY_ID_DEFAULT, touchedPoints);
-    mDispatcher->notifyMotion(&motionArgs);
+    // Release Window 2
+    int32_t actionPointerUp =
+            AMOTION_EVENT_ACTION_POINTER_UP + (1 << AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT);
+    touchAndAssertPositions(actionPointerUp, touchedPoints, expectedPoints);
+    expectedPoints.pop_back();
 
-    // Consuming from window1 since it's the window that has the InputReceiver
-    consumeMotionEvent(mWindow1, actionPointerDown, expectedPoints);
+    // Update the transform so rotation is set for Window 2
+    mWindow2->setWindowTransform(0, -1, 1, 0);
+    expectedPoints.push_back(getPointInWindow(mWindow2->getInfo(), touchedPoints[1]));
+    touchAndAssertPositions(actionPointerDown, touchedPoints, expectedPoints);
 }
 
-TEST_F(InputDispatcherMultiWindowSameTokenTests, MultipleTouchMoveDifferentScale) {
+TEST_F(InputDispatcherMultiWindowSameTokenTests, MultipleTouchMoveDifferentTransform) {
     mWindow2->setWindowScale(0.5f, 0.5f);
 
     // Touch Window 1
     std::vector<PointF> touchedPoints = {PointF{10, 10}};
     std::vector<PointF> expectedPoints = {getPointInWindow(mWindow1->getInfo(), touchedPoints[0])};
-
-    NotifyMotionArgs motionArgs =
-            generateMotionArgs(AMOTION_EVENT_ACTION_DOWN, AINPUT_SOURCE_TOUCHSCREEN,
-                               ADISPLAY_ID_DEFAULT, touchedPoints);
-    mDispatcher->notifyMotion(&motionArgs);
-    consumeMotionEvent(mWindow1, AMOTION_EVENT_ACTION_DOWN, expectedPoints);
+    touchAndAssertPositions(AMOTION_EVENT_ACTION_DOWN, touchedPoints, expectedPoints);
 
     // Touch Window 2
     int32_t actionPointerDown =
             AMOTION_EVENT_ACTION_POINTER_DOWN + (1 << AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT);
-    touchedPoints.emplace_back(PointF{150, 150});
-    expectedPoints.emplace_back(getPointInWindow(mWindow2->getInfo(), touchedPoints[1]));
+    touchedPoints.push_back(PointF{150, 150});
+    expectedPoints.push_back(getPointInWindow(mWindow2->getInfo(), touchedPoints[1]));
 
-    motionArgs = generateMotionArgs(actionPointerDown, AINPUT_SOURCE_TOUCHSCREEN,
-                                    ADISPLAY_ID_DEFAULT, touchedPoints);
-    mDispatcher->notifyMotion(&motionArgs);
-
-    // Consuming from window1 since it's the window that has the InputReceiver
-    consumeMotionEvent(mWindow1, actionPointerDown, expectedPoints);
+    touchAndAssertPositions(actionPointerDown, touchedPoints, expectedPoints);
 
     // Move both windows
     touchedPoints = {{20, 20}, {175, 175}};
     expectedPoints = {getPointInWindow(mWindow1->getInfo(), touchedPoints[0]),
                       getPointInWindow(mWindow2->getInfo(), touchedPoints[1])};
 
-    motionArgs = generateMotionArgs(AMOTION_EVENT_ACTION_MOVE, AINPUT_SOURCE_TOUCHSCREEN,
-                                    ADISPLAY_ID_DEFAULT, touchedPoints);
-    mDispatcher->notifyMotion(&motionArgs);
+    touchAndAssertPositions(AMOTION_EVENT_ACTION_MOVE, touchedPoints, expectedPoints);
 
-    consumeMotionEvent(mWindow1, AMOTION_EVENT_ACTION_MOVE, expectedPoints);
+    // Release Window 2
+    int32_t actionPointerUp =
+            AMOTION_EVENT_ACTION_POINTER_UP + (1 << AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT);
+    touchAndAssertPositions(actionPointerUp, touchedPoints, expectedPoints);
+    expectedPoints.pop_back();
+
+    // Touch Window 2
+    mWindow2->setWindowTransform(0, -1, 1, 0);
+    expectedPoints.push_back(getPointInWindow(mWindow2->getInfo(), touchedPoints[1]));
+    touchAndAssertPositions(actionPointerDown, touchedPoints, expectedPoints);
+
+    // Move both windows
+    touchedPoints = {{20, 20}, {175, 175}};
+    expectedPoints = {getPointInWindow(mWindow1->getInfo(), touchedPoints[0]),
+                      getPointInWindow(mWindow2->getInfo(), touchedPoints[1])};
+
+    touchAndAssertPositions(AMOTION_EVENT_ACTION_MOVE, touchedPoints, expectedPoints);
 }
 
 TEST_F(InputDispatcherMultiWindowSameTokenTests, MultipleWindowsFirstTouchWithScale) {
@@ -2625,43 +2624,29 @@
     // Touch Window 1
     std::vector<PointF> touchedPoints = {PointF{10, 10}};
     std::vector<PointF> expectedPoints = {getPointInWindow(mWindow1->getInfo(), touchedPoints[0])};
-
-    NotifyMotionArgs motionArgs =
-            generateMotionArgs(AMOTION_EVENT_ACTION_DOWN, AINPUT_SOURCE_TOUCHSCREEN,
-                               ADISPLAY_ID_DEFAULT, touchedPoints);
-    mDispatcher->notifyMotion(&motionArgs);
-    consumeMotionEvent(mWindow1, AMOTION_EVENT_ACTION_DOWN, expectedPoints);
+    touchAndAssertPositions(AMOTION_EVENT_ACTION_DOWN, touchedPoints, expectedPoints);
 
     // Touch Window 2
     int32_t actionPointerDown =
             AMOTION_EVENT_ACTION_POINTER_DOWN + (1 << AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT);
-    touchedPoints.emplace_back(PointF{150, 150});
-    expectedPoints.emplace_back(getPointInWindow(mWindow2->getInfo(), touchedPoints[1]));
+    touchedPoints.push_back(PointF{150, 150});
+    expectedPoints.push_back(getPointInWindow(mWindow2->getInfo(), touchedPoints[1]));
 
-    motionArgs = generateMotionArgs(actionPointerDown, AINPUT_SOURCE_TOUCHSCREEN,
-                                    ADISPLAY_ID_DEFAULT, touchedPoints);
-    mDispatcher->notifyMotion(&motionArgs);
-
-    // Consuming from window1 since it's the window that has the InputReceiver
-    consumeMotionEvent(mWindow1, actionPointerDown, expectedPoints);
+    touchAndAssertPositions(actionPointerDown, touchedPoints, expectedPoints);
 
     // Move both windows
     touchedPoints = {{20, 20}, {175, 175}};
     expectedPoints = {getPointInWindow(mWindow1->getInfo(), touchedPoints[0]),
                       getPointInWindow(mWindow2->getInfo(), touchedPoints[1])};
 
-    motionArgs = generateMotionArgs(AMOTION_EVENT_ACTION_MOVE, AINPUT_SOURCE_TOUCHSCREEN,
-                                    ADISPLAY_ID_DEFAULT, touchedPoints);
-    mDispatcher->notifyMotion(&motionArgs);
-
-    consumeMotionEvent(mWindow1, AMOTION_EVENT_ACTION_MOVE, expectedPoints);
+    touchAndAssertPositions(AMOTION_EVENT_ACTION_MOVE, touchedPoints, expectedPoints);
 }
 
 class InputDispatcherSingleWindowAnr : public InputDispatcherTest {
     virtual void SetUp() override {
         InputDispatcherTest::SetUp();
 
-        mApplication = new FakeApplicationHandle();
+        mApplication = std::make_shared<FakeApplicationHandle>();
         mApplication->setDispatchingTimeout(20ms);
         mWindow =
                 new FakeWindowHandle(mApplication, mDispatcher, "TestWindow", ADISPLAY_ID_DEFAULT);
@@ -2685,7 +2670,7 @@
     }
 
 protected:
-    sp<FakeApplicationHandle> mApplication;
+    std::shared_ptr<FakeApplicationHandle> mApplication;
     sp<FakeWindowHandle> mWindow;
     static constexpr PointF WINDOW_LOCATION = {20, 20};
 
@@ -3044,7 +3029,7 @@
     virtual void SetUp() override {
         InputDispatcherTest::SetUp();
 
-        mApplication = new FakeApplicationHandle();
+        mApplication = std::make_shared<FakeApplicationHandle>();
         mApplication->setDispatchingTimeout(10ms);
         mUnfocusedWindow =
                 new FakeWindowHandle(mApplication, mDispatcher, "Unfocused", ADISPLAY_ID_DEFAULT);
@@ -3080,7 +3065,7 @@
     }
 
 protected:
-    sp<FakeApplicationHandle> mApplication;
+    std::shared_ptr<FakeApplicationHandle> mApplication;
     sp<FakeWindowHandle> mUnfocusedWindow;
     sp<FakeWindowHandle> mFocusedWindow;
     static constexpr PointF UNFOCUSED_WINDOW_LOCATION = {20, 20};
@@ -3144,9 +3129,9 @@
 
     tapOnFocusedWindow();
     // we should have ACTION_DOWN/ACTION_UP on focused window and ACTION_OUTSIDE on unfocused window
-    std::pair<sp<InputApplicationHandle>, sp<IBinder>> anrData1 =
+    std::pair<std::shared_ptr<InputApplicationHandle>, sp<IBinder>> anrData1 =
             mFakePolicy->getNotifyAnrData(10ms);
-    std::pair<sp<InputApplicationHandle>, sp<IBinder>> anrData2 =
+    std::pair<std::shared_ptr<InputApplicationHandle>, sp<IBinder>> anrData2 =
             mFakePolicy->getNotifyAnrData(0ms);
 
     // We don't know which window will ANR first. But both of them should happen eventually.
@@ -3329,4 +3314,77 @@
     mFocusedWindow->assertNoEvents();
 }
 
+// These tests ensure we cannot send touch events to a window that's positioned behind a window
+// that has feature NO_INPUT_CHANNEL.
+// Layout:
+//   Top (closest to user)
+//       mNoInputWindow (above all windows)
+//       mBottomWindow
+//   Bottom (furthest from user)
+class InputDispatcherMultiWindowOcclusionTests : public InputDispatcherTest {
+    virtual void SetUp() override {
+        InputDispatcherTest::SetUp();
+
+        mApplication = std::make_shared<FakeApplicationHandle>();
+        mNoInputWindow = new FakeWindowHandle(mApplication, mDispatcher,
+                                              "Window without input channel", ADISPLAY_ID_DEFAULT,
+                                              std::make_optional<sp<IBinder>>(nullptr) /*token*/);
+
+        mNoInputWindow->setInputFeatures(InputWindowInfo::Feature::NO_INPUT_CHANNEL);
+        mNoInputWindow->setFrame(Rect(0, 0, 100, 100));
+        // It's perfectly valid for this window to not have an associated input channel
+
+        mBottomWindow = new FakeWindowHandle(mApplication, mDispatcher, "Bottom window",
+                                             ADISPLAY_ID_DEFAULT);
+        mBottomWindow->setFrame(Rect(0, 0, 100, 100));
+
+        mDispatcher->setInputWindows({{ADISPLAY_ID_DEFAULT, {mNoInputWindow, mBottomWindow}}});
+    }
+
+protected:
+    std::shared_ptr<FakeApplicationHandle> mApplication;
+    sp<FakeWindowHandle> mNoInputWindow;
+    sp<FakeWindowHandle> mBottomWindow;
+};
+
+TEST_F(InputDispatcherMultiWindowOcclusionTests, NoInputChannelFeature_DropsTouches) {
+    PointF touchedPoint = {10, 10};
+
+    NotifyMotionArgs motionArgs =
+            generateMotionArgs(AMOTION_EVENT_ACTION_DOWN, AINPUT_SOURCE_TOUCHSCREEN,
+                               ADISPLAY_ID_DEFAULT, {touchedPoint});
+    mDispatcher->notifyMotion(&motionArgs);
+
+    mNoInputWindow->assertNoEvents();
+    // Even though the window 'mNoInputWindow' positioned above 'mBottomWindow' does not have
+    // an input channel, it is not marked as FLAG_NOT_TOUCHABLE,
+    // and therefore should prevent mBottomWindow from receiving touches
+    mBottomWindow->assertNoEvents();
+}
+
+/**
+ * If a window has feature NO_INPUT_CHANNEL, and somehow (by mistake) still has an input channel,
+ * ensure that this window does not receive any touches, and blocks touches to windows underneath.
+ */
+TEST_F(InputDispatcherMultiWindowOcclusionTests,
+       NoInputChannelFeature_DropsTouchesWithValidChannel) {
+    mNoInputWindow = new FakeWindowHandle(mApplication, mDispatcher,
+                                          "Window with input channel and NO_INPUT_CHANNEL",
+                                          ADISPLAY_ID_DEFAULT);
+
+    mNoInputWindow->setInputFeatures(InputWindowInfo::Feature::NO_INPUT_CHANNEL);
+    mNoInputWindow->setFrame(Rect(0, 0, 100, 100));
+    mDispatcher->setInputWindows({{ADISPLAY_ID_DEFAULT, {mNoInputWindow, mBottomWindow}}});
+
+    PointF touchedPoint = {10, 10};
+
+    NotifyMotionArgs motionArgs =
+            generateMotionArgs(AMOTION_EVENT_ACTION_DOWN, AINPUT_SOURCE_TOUCHSCREEN,
+                               ADISPLAY_ID_DEFAULT, {touchedPoint});
+    mDispatcher->notifyMotion(&motionArgs);
+
+    mNoInputWindow->assertNoEvents();
+    mBottomWindow->assertNoEvents();
+}
+
 } // namespace android::inputdispatcher
diff --git a/services/inputflinger/tests/InputFlingerService_test.cpp b/services/inputflinger/tests/InputFlingerService_test.cpp
index 193fe77..a4922fa 100644
--- a/services/inputflinger/tests/InputFlingerService_test.cpp
+++ b/services/inputflinger/tests/InputFlingerService_test.cpp
@@ -55,6 +55,7 @@
 namespace android {
 
 static const sp<IBinder> TestInfoToken = new BBinder();
+static const sp<IBinder> FocusedTestInfoToken = new BBinder();
 static constexpr int32_t TestInfoId = 1;
 static const std::string TestInfoName = "InputFlingerServiceTestInputWindowInfo";
 static constexpr Flags<InputWindowInfo::Flag> TestInfoFlags = InputWindowInfo::Flag::NOT_FOCUSABLE;
@@ -102,7 +103,9 @@
 
 protected:
     void InitializeInputFlinger();
-    void setInputWindowsByInfos(std::vector<InputWindowInfo>& infos);
+    void setInputWindowsByInfos(const std::vector<InputWindowInfo>& infos);
+    void setFocusedWindow(const sp<IBinder> token, const sp<IBinder> focusedToken,
+                          nsecs_t timestampNanos);
 
     void setInputWindowsFinished();
     void verifyInputWindowInfo(const InputWindowInfo& info) const;
@@ -113,7 +116,7 @@
 
 private:
     sp<SetInputWindowsListener> mSetInputWindowsListener;
-    sp<InputChannel> mServerChannel, mClientChannel;
+    std::unique_ptr<InputChannel> mServerChannel, mClientChannel;
     InputWindowInfo mInfo;
     std::mutex mLock;
     std::condition_variable mSetInputWindowsFinishedCondition;
@@ -136,7 +139,8 @@
     void checkFdFlags(const android::base::unique_fd& fd);
 
     binder::Status getInputWindows(std::vector<::android::InputWindowInfo>* inputHandles);
-    binder::Status getInputChannels(std::vector<::android::InputChannelInfo>* infos);
+    binder::Status getInputChannels(std::vector<::android::InputChannel>* channels);
+    binder::Status getLastFocusRequest(FocusRequest*);
 
     status_t dump(int fd, const Vector<String16>& args) override;
 
@@ -144,20 +148,23 @@
             const std::vector<InputWindowInfo>& handles,
             const sp<ISetInputWindowsListener>& setInputWindowsListener) override;
 
-    binder::Status registerInputChannel(const InputChannelInfo& channel) override;
-    binder::Status unregisterInputChannel(const InputChannelInfo& channel) override;
+    binder::Status registerInputChannel(const InputChannel& channel) override;
+    binder::Status unregisterInputChannel(const InputChannel& channel) override;
+    binder::Status setFocusedWindow(const FocusRequest&) override;
 
 private:
     mutable Mutex mLock;
     std::unordered_map<int32_t, std::vector<sp<InputWindowHandle>>> mHandlesPerDisplay;
-    std::vector<sp<InputChannel>> mInputChannels;
+    std::vector<std::shared_ptr<InputChannel>> mInputChannels;
+    FocusRequest mFocusRequest;
 };
 
 class TestInputQuery : public BnInputFlingerQuery {
 public:
     TestInputQuery(sp<android::TestInputManager> manager) : mManager(manager){};
     binder::Status getInputWindows(std::vector<::android::InputWindowInfo>* inputHandles) override;
-    binder::Status getInputChannels(std::vector<::android::InputChannelInfo>* infos) override;
+    binder::Status getInputChannels(std::vector<::android::InputChannel>* channels) override;
+    binder::Status getLastFocusRequest(FocusRequest*) override;
 
 private:
     sp<android::TestInputManager> mManager;
@@ -168,8 +175,12 @@
     return mManager->getInputWindows(inputHandles);
 }
 
-binder::Status TestInputQuery::getInputChannels(std::vector<::android::InputChannelInfo>* infos) {
-    return mManager->getInputChannels(infos);
+binder::Status TestInputQuery::getInputChannels(std::vector<::android::InputChannel>* channels) {
+    return mManager->getInputChannels(channels);
+}
+
+binder::Status TestInputQuery::getLastFocusRequest(FocusRequest* request) {
+    return mManager->getLastFocusRequest(request);
 }
 
 binder::Status SetInputWindowsListener::onSetInputWindowsFinished() {
@@ -200,27 +211,23 @@
     EXPECT_EQ(result & O_NONBLOCK, O_NONBLOCK);
 }
 
-binder::Status TestInputManager::registerInputChannel(const InputChannelInfo& info) {
+binder::Status TestInputManager::registerInputChannel(const InputChannel& channel) {
     AutoMutex _l(mLock);
     // check Fd flags
-    checkFdFlags(info.mFd);
+    checkFdFlags(channel.getFd());
 
-    android::base::unique_fd newFd(::dup(info.mFd));
-    sp<InputChannel> channel = InputChannel::create(info.mName, std::move(newFd), info.mToken);
-    mInputChannels.push_back(channel);
+    mInputChannels.push_back(channel.dup());
 
     return binder::Status::ok();
 }
 
-binder::Status TestInputManager::unregisterInputChannel(const InputChannelInfo& info) {
+binder::Status TestInputManager::unregisterInputChannel(const InputChannel& channel) {
     AutoMutex _l(mLock);
     // check Fd flags
-    checkFdFlags(info.mFd);
-    android::base::unique_fd newFd(::dup(info.mFd));
-    sp<InputChannel> channel = InputChannel::create(info.mName, std::move(newFd), info.mToken);
+    checkFdFlags(channel.getFd());
 
     auto it = std::find_if(mInputChannels.begin(), mInputChannels.end(),
-                           [&](sp<InputChannel>& it) { return *it == *channel; });
+                           [&](std::shared_ptr<InputChannel>& c) { return *c == channel; });
     if (it != mInputChannels.end()) {
         mInputChannels.erase(it);
     }
@@ -247,15 +254,24 @@
     return binder::Status::ok();
 }
 
-binder::Status TestInputManager::getInputChannels(std::vector<::android::InputChannelInfo>* infos) {
-    infos->clear();
-    for (auto& channel : mInputChannels) {
-        auto chanDup = channel->dup();
-        infos->push_back(std::move(chanDup->getInfo()));
+binder::Status TestInputManager::getInputChannels(std::vector<::android::InputChannel>* channels) {
+    channels->clear();
+    for (std::shared_ptr<InputChannel>& channel : mInputChannels) {
+        channels->push_back(*channel);
     }
     return binder::Status::ok();
 }
 
+binder::Status TestInputManager::getLastFocusRequest(FocusRequest* request) {
+    *request = mFocusRequest;
+    return binder::Status::ok();
+}
+
+binder::Status TestInputManager::setFocusedWindow(const FocusRequest& request) {
+    mFocusRequest = request;
+    return binder::Status::ok();
+}
+
 void InputFlingerServiceTest::SetUp() {
     mSetInputWindowsListener = new SetInputWindowsListener([&]() {
         std::unique_lock<std::mutex> lock(mLock);
@@ -275,8 +291,8 @@
     mInfo.frameBottom = TestInfoFrameBottom;
     mInfo.surfaceInset = TestInfoSurfaceInset;
     mInfo.globalScaleFactor = TestInfoGlobalScaleFactor;
-    mInfo.windowXScale = TestInfoWindowXScale;
-    mInfo.windowYScale = TestInfoWindowYScale;
+    mInfo.transform.set({TestInfoWindowXScale, 0, TestInfoFrameLeft, 0, TestInfoWindowYScale,
+                         TestInfoFrameTop, 0, 0, 1});
     mInfo.touchableRegion = TestInfoTouchableRegion;
     mInfo.visible = TestInfoVisible;
     mInfo.canReceiveKeys = TestInfoCanReceiveKeys;
@@ -294,7 +310,9 @@
 
     mInfo.applicationInfo.name = TestAppInfoName;
     mInfo.applicationInfo.token = TestAppInfoToken;
-    mInfo.applicationInfo.dispatchingTimeout = TestAppInfoDispatchingTimeout;
+    mInfo.applicationInfo.dispatchingTimeoutMillis =
+            std::chrono::duration_cast<std::chrono::milliseconds>(TestAppInfoDispatchingTimeout)
+                    .count();
 
     InitializeInputFlinger();
 }
@@ -315,17 +333,23 @@
     mQuery = interface_cast<IInputFlingerQuery>(input);
 }
 
-void InputFlingerServiceTest::setInputWindowsByInfos(std::vector<InputWindowInfo>& infos) {
+void InputFlingerServiceTest::setInputWindowsByInfos(const std::vector<InputWindowInfo>& infos) {
     std::unique_lock<std::mutex> lock(mLock);
     mService->setInputWindows(infos, mSetInputWindowsListener);
     // Verify listener call
     EXPECT_NE(mSetInputWindowsFinishedCondition.wait_for(lock, 1s), std::cv_status::timeout);
-    // Verify input windows from service
-    std::vector<::android::InputWindowInfo> inputHandles;
-    mQuery->getInputWindows(&inputHandles);
-    for (auto& inputInfo : inputHandles) {
-        verifyInputWindowInfo(inputInfo);
-    }
+}
+
+void InputFlingerServiceTest::setFocusedWindow(const sp<IBinder> token,
+                                               const sp<IBinder> focusedToken,
+                                               nsecs_t timestampNanos) {
+    FocusRequest request;
+    request.token = TestInfoToken;
+    request.focusedToken = focusedToken;
+    request.timestamp = timestampNanos;
+    mService->setFocusedWindow(request);
+    // call set input windows and wait for the callback to drain the queue.
+    setInputWindowsByInfos(std::vector<InputWindowInfo>());
 }
 
 /**
@@ -334,54 +358,81 @@
 TEST_F(InputFlingerServiceTest, InputWindow_SetInputWindows) {
     std::vector<InputWindowInfo> infos = {getInfo()};
     setInputWindowsByInfos(infos);
+
+    // Verify input windows from service
+    std::vector<::android::InputWindowInfo> windowInfos;
+    mQuery->getInputWindows(&windowInfos);
+    for (const ::android::InputWindowInfo& windowInfo : windowInfos) {
+        verifyInputWindowInfo(windowInfo);
+    }
 }
 
 /**
  *  Test InputFlinger service interface registerInputChannel
  */
 TEST_F(InputFlingerServiceTest, InputWindow_RegisterInputChannel) {
-    sp<InputChannel> serverChannel, clientChannel;
+    std::unique_ptr<InputChannel> serverChannel, clientChannel;
 
     InputChannel::openInputChannelPair("testchannels", serverChannel, clientChannel);
-    mService->registerInputChannel(serverChannel->getInfo());
+    mService->registerInputChannel(*serverChannel);
 
-    std::vector<::android::InputChannelInfo> infos(2);
-    mQuery->getInputChannels(&infos);
-    EXPECT_EQ(infos.size(), 1UL);
+    std::vector<::android::InputChannel> channels;
+    mQuery->getInputChannels(&channels);
+    ASSERT_EQ(channels.size(), 1UL);
+    EXPECT_EQ(channels[0], *serverChannel);
 
-    auto& info = infos[0];
-    android::base::unique_fd newFd(::dup(info.mFd));
-    sp<InputChannel> channel = InputChannel::create(info.mName, std::move(newFd), info.mToken);
-    EXPECT_EQ(*channel, *serverChannel);
-
-    mService->unregisterInputChannel(serverChannel->getInfo());
-    mQuery->getInputChannels(&infos);
-    EXPECT_EQ(infos.size(), 0UL);
+    mService->unregisterInputChannel(*serverChannel);
+    mQuery->getInputChannels(&channels);
+    EXPECT_EQ(channels.size(), 0UL);
 }
 
 /**
  *  Test InputFlinger service interface registerInputChannel with invalid cases
  */
 TEST_F(InputFlingerServiceTest, InputWindow_RegisterInputChannelInvalid) {
-    sp<InputChannel> serverChannel, clientChannel;
+    std::unique_ptr<InputChannel> serverChannel, clientChannel;
     InputChannel::openInputChannelPair("testchannels", serverChannel, clientChannel);
 
-    std::vector<::android::InputChannelInfo> infos(2);
-    mQuery->getInputChannels(&infos);
-    EXPECT_EQ(infos.size(), 0UL);
+    std::vector<::android::InputChannel> channels;
+    mQuery->getInputChannels(&channels);
+    EXPECT_EQ(channels.size(), 0UL);
 
-    mService->registerInputChannel(InputChannelInfo());
-    mService->unregisterInputChannel(clientChannel->getInfo());
+    mService->registerInputChannel(InputChannel());
+    mService->unregisterInputChannel(*clientChannel);
 
-    mService->registerInputChannel(serverChannel->getInfo());
-    mService->registerInputChannel(clientChannel->getInfo());
-    mQuery->getInputChannels(&infos);
-    EXPECT_EQ(infos.size(), 2UL);
+    mService->registerInputChannel(*serverChannel);
+    mService->registerInputChannel(*clientChannel);
+    mQuery->getInputChannels(&channels);
+    EXPECT_EQ(channels.size(), 2UL);
 
-    mService->unregisterInputChannel(clientChannel->getInfo());
-    mService->unregisterInputChannel(serverChannel->getInfo());
-    mQuery->getInputChannels(&infos);
-    EXPECT_EQ(infos.size(), 0UL);
+    mService->unregisterInputChannel(*clientChannel);
+    mService->unregisterInputChannel(*serverChannel);
+    mQuery->getInputChannels(&channels);
+    EXPECT_EQ(channels.size(), 0UL);
+}
+
+TEST_F(InputFlingerServiceTest, InputWindow_setFocusedWindow) {
+    nsecs_t now = systemTime(SYSTEM_TIME_MONOTONIC);
+    setFocusedWindow(TestInfoToken, nullptr /* focusedToken */, now);
+
+    FocusRequest request;
+    mQuery->getLastFocusRequest(&request);
+
+    EXPECT_EQ(request.token, TestInfoToken);
+    EXPECT_EQ(request.focusedToken, nullptr);
+    EXPECT_EQ(request.timestamp, now);
+}
+
+TEST_F(InputFlingerServiceTest, InputWindow_setFocusedWindowWithFocusedToken) {
+    nsecs_t now = systemTime(SYSTEM_TIME_MONOTONIC);
+    setFocusedWindow(TestInfoToken, FocusedTestInfoToken, now);
+
+    FocusRequest request;
+    mQuery->getLastFocusRequest(&request);
+
+    EXPECT_EQ(request.token, TestInfoToken);
+    EXPECT_EQ(request.focusedToken, FocusedTestInfoToken);
+    EXPECT_EQ(request.timestamp, now);
 }
 
 } // namespace android
diff --git a/services/inputflinger/tests/InputReader_test.cpp b/services/inputflinger/tests/InputReader_test.cpp
index fae7e64..9823a1c 100644
--- a/services/inputflinger/tests/InputReader_test.cpp
+++ b/services/inputflinger/tests/InputReader_test.cpp
@@ -37,6 +37,7 @@
 namespace android {
 
 using std::chrono_literals::operator""ms;
+using namespace android::flag_operators;
 
 // Timeout for waiting for an expected event
 static constexpr std::chrono::duration WAIT_TIMEOUT = 100ms;
@@ -45,16 +46,24 @@
 static const nsecs_t ARBITRARY_TIME = 1234;
 
 // Arbitrary display properties.
-static const int32_t DISPLAY_ID = 0;
-static const int32_t SECONDARY_DISPLAY_ID = DISPLAY_ID + 1;
-static const int32_t DISPLAY_WIDTH = 480;
-static const int32_t DISPLAY_HEIGHT = 800;
-static const int32_t VIRTUAL_DISPLAY_ID = 1;
-static const int32_t VIRTUAL_DISPLAY_WIDTH = 400;
-static const int32_t VIRTUAL_DISPLAY_HEIGHT = 500;
+static constexpr int32_t DISPLAY_ID = 0;
+static constexpr int32_t SECONDARY_DISPLAY_ID = DISPLAY_ID + 1;
+static constexpr int32_t DISPLAY_WIDTH = 480;
+static constexpr int32_t DISPLAY_HEIGHT = 800;
+static constexpr int32_t VIRTUAL_DISPLAY_ID = 1;
+static constexpr int32_t VIRTUAL_DISPLAY_WIDTH = 400;
+static constexpr int32_t VIRTUAL_DISPLAY_HEIGHT = 500;
 static const char* VIRTUAL_DISPLAY_UNIQUE_ID = "virtual:1";
 static constexpr std::optional<uint8_t> NO_PORT = std::nullopt; // no physical port is specified
 
+static constexpr int32_t FIRST_SLOT = 0;
+static constexpr int32_t SECOND_SLOT = 1;
+static constexpr int32_t THIRD_SLOT = 2;
+static constexpr int32_t INVALID_TRACKING_ID = -1;
+static constexpr int32_t FIRST_TRACKING_ID = 0;
+static constexpr int32_t SECOND_TRACKING_ID = 1;
+static constexpr int32_t THIRD_TRACKING_ID = 2;
+
 // Error tolerance for floating point assertions.
 static const float EPSILON = 0.001f;
 
@@ -289,6 +298,8 @@
         mConfig.defaultPointerDisplayId = pointerDisplayId;
     }
 
+    float getPointerGestureMovementSpeedRatio() { return mConfig.pointerGestureMovementSpeedRatio; }
+
 private:
     DisplayViewport createDisplayViewport(int32_t displayId, int32_t width, int32_t height,
             int32_t orientation, const std::string& uniqueId, std::optional<uint8_t> physicalPort,
@@ -360,7 +371,7 @@
 
     struct Device {
         InputDeviceIdentifier identifier;
-        uint32_t classes;
+        Flags<InputDeviceClass> classes;
         PropertyMap configuration;
         KeyedVector<int, RawAbsoluteAxisInfo> absoluteAxes;
         KeyedVector<int, bool> relativeAxes;
@@ -384,9 +395,7 @@
             return OK;
         }
 
-        explicit Device(uint32_t classes) :
-                classes(classes), enabled(true) {
-        }
+        explicit Device(Flags<InputDeviceClass> classes) : classes(classes), enabled(true) {}
     };
 
     std::mutex mLock;
@@ -406,7 +415,7 @@
 
     FakeEventHub() { }
 
-    void addDevice(int32_t deviceId, const std::string& name, uint32_t classes) {
+    void addDevice(int32_t deviceId, const std::string& name, Flags<InputDeviceClass> classes) {
         Device* device = new Device(classes);
         device->identifier.name = name;
         mDevices.add(deviceId, device);
@@ -582,9 +591,9 @@
         return index >= 0 ? mDevices.valueAt(index) : nullptr;
     }
 
-    virtual uint32_t getDeviceClasses(int32_t deviceId) const {
+    virtual Flags<InputDeviceClass> getDeviceClasses(int32_t deviceId) const {
         Device* device = getDevice(deviceId);
-        return device ? device->classes : 0;
+        return device ? device->classes : Flags<InputDeviceClass>(0);
     }
 
     virtual InputDeviceIdentifier getDeviceIdentifier(int32_t deviceId) const {
@@ -813,8 +822,7 @@
         return false;
     }
 
-    virtual void vibrate(int32_t, nsecs_t) {
-    }
+    virtual void vibrate(int32_t, const VibrationElement&) {}
 
     virtual void cancelVibrate(int32_t) {
     }
@@ -1129,17 +1137,17 @@
 // --- InstrumentedInputReader ---
 
 class InstrumentedInputReader : public InputReader {
-    std::shared_ptr<InputDevice> mNextDevice;
+    std::queue<std::shared_ptr<InputDevice>> mNextDevices;
 
 public:
     InstrumentedInputReader(std::shared_ptr<EventHubInterface> eventHub,
                             const sp<InputReaderPolicyInterface>& policy,
                             const sp<InputListenerInterface>& listener)
-          : InputReader(eventHub, policy, listener), mNextDevice(nullptr) {}
+          : InputReader(eventHub, policy, listener) {}
 
     virtual ~InstrumentedInputReader() {}
 
-    void setNextDevice(std::shared_ptr<InputDevice> device) { mNextDevice = device; }
+    void pushNextDevice(std::shared_ptr<InputDevice> device) { mNextDevices.push(device); }
 
     std::shared_ptr<InputDevice> newDevice(int32_t deviceId, const std::string& name,
                                            const std::string& location = "") {
@@ -1156,9 +1164,9 @@
 protected:
     virtual std::shared_ptr<InputDevice> createDeviceLocked(
             int32_t eventHubId, const InputDeviceIdentifier& identifier) {
-        if (mNextDevice) {
-            std::shared_ptr<InputDevice> device(mNextDevice);
-            mNextDevice = nullptr;
+        if (!mNextDevices.empty()) {
+            std::shared_ptr<InputDevice> device(std::move(mNextDevices.front()));
+            mNextDevices.pop();
             return device;
         }
         return InputReader::createDeviceLocked(eventHubId, identifier);
@@ -1377,7 +1385,7 @@
         mFakePolicy.clear();
     }
 
-    void addDevice(int32_t eventHubId, const std::string& name, uint32_t classes,
+    void addDevice(int32_t eventHubId, const std::string& name, Flags<InputDeviceClass> classes,
                    const PropertyMap* configuration) {
         mFakeEventHub->addDevice(eventHubId, name, classes);
 
@@ -1402,22 +1410,21 @@
     }
 
     FakeInputMapper& addDeviceWithFakeInputMapper(int32_t deviceId, int32_t eventHubId,
-                                                  const std::string& name, uint32_t classes,
-                                                  uint32_t sources,
+                                                  const std::string& name,
+                                                  Flags<InputDeviceClass> classes, uint32_t sources,
                                                   const PropertyMap* configuration) {
         std::shared_ptr<InputDevice> device = mReader->newDevice(deviceId, name);
         FakeInputMapper& mapper = device->addMapper<FakeInputMapper>(eventHubId, sources);
-        mReader->setNextDevice(device);
+        mReader->pushNextDevice(device);
         addDevice(eventHubId, name, classes, configuration);
         return mapper;
     }
 };
 
 TEST_F(InputReaderTest, GetInputDevices) {
-    ASSERT_NO_FATAL_FAILURE(addDevice(1, "keyboard",
-            INPUT_DEVICE_CLASS_KEYBOARD, nullptr));
-    ASSERT_NO_FATAL_FAILURE(addDevice(2, "ignored",
-            0, nullptr)); // no classes so device will be ignored
+    ASSERT_NO_FATAL_FAILURE(addDevice(1, "keyboard", InputDeviceClass::KEYBOARD, nullptr));
+    ASSERT_NO_FATAL_FAILURE(addDevice(2, "ignored", Flags<InputDeviceClass>(0),
+                                      nullptr)); // no classes so device will be ignored
 
     std::vector<InputDeviceInfo> inputDevices;
     mReader->getInputDevices(inputDevices);
@@ -1440,12 +1447,12 @@
 
 TEST_F(InputReaderTest, WhenEnabledChanges_SendsDeviceResetNotification) {
     constexpr int32_t deviceId = END_RESERVED_ID + 1000;
-    constexpr uint32_t deviceClass = INPUT_DEVICE_CLASS_KEYBOARD;
+    constexpr Flags<InputDeviceClass> deviceClass(InputDeviceClass::KEYBOARD);
     constexpr int32_t eventHubId = 1;
     std::shared_ptr<InputDevice> device = mReader->newDevice(deviceId, "fake");
     // Must add at least one mapper or the device will be ignored!
     device->addMapper<FakeInputMapper>(eventHubId, AINPUT_SOURCE_KEYBOARD);
-    mReader->setNextDevice(device);
+    mReader->pushNextDevice(device);
     ASSERT_NO_FATAL_FAILURE(addDevice(eventHubId, "fake", deviceClass, nullptr));
 
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyConfigurationChangedWasCalled(nullptr));
@@ -1477,7 +1484,7 @@
 
 TEST_F(InputReaderTest, GetKeyCodeState_ForwardsRequestsToMappers) {
     constexpr int32_t deviceId = END_RESERVED_ID + 1000;
-    constexpr uint32_t deviceClass = INPUT_DEVICE_CLASS_KEYBOARD;
+    constexpr Flags<InputDeviceClass> deviceClass = InputDeviceClass::KEYBOARD;
     constexpr int32_t eventHubId = 1;
     FakeInputMapper& mapper =
             addDeviceWithFakeInputMapper(deviceId, eventHubId, "fake", deviceClass,
@@ -1510,7 +1517,7 @@
 
 TEST_F(InputReaderTest, GetScanCodeState_ForwardsRequestsToMappers) {
     constexpr int32_t deviceId = END_RESERVED_ID + 1000;
-    constexpr uint32_t deviceClass = INPUT_DEVICE_CLASS_KEYBOARD;
+    constexpr Flags<InputDeviceClass> deviceClass = InputDeviceClass::KEYBOARD;
     constexpr int32_t eventHubId = 1;
     FakeInputMapper& mapper =
             addDeviceWithFakeInputMapper(deviceId, eventHubId, "fake", deviceClass,
@@ -1543,7 +1550,7 @@
 
 TEST_F(InputReaderTest, GetSwitchState_ForwardsRequestsToMappers) {
     constexpr int32_t deviceId = END_RESERVED_ID + 1000;
-    constexpr uint32_t deviceClass = INPUT_DEVICE_CLASS_KEYBOARD;
+    constexpr Flags<InputDeviceClass> deviceClass = InputDeviceClass::KEYBOARD;
     constexpr int32_t eventHubId = 1;
     FakeInputMapper& mapper =
             addDeviceWithFakeInputMapper(deviceId, eventHubId, "fake", deviceClass,
@@ -1576,7 +1583,7 @@
 
 TEST_F(InputReaderTest, MarkSupportedKeyCodes_ForwardsRequestsToMappers) {
     constexpr int32_t deviceId = END_RESERVED_ID + 1000;
-    constexpr uint32_t deviceClass = INPUT_DEVICE_CLASS_KEYBOARD;
+    constexpr Flags<InputDeviceClass> deviceClass = InputDeviceClass::KEYBOARD;
     constexpr int32_t eventHubId = 1;
     FakeInputMapper& mapper =
             addDeviceWithFakeInputMapper(deviceId, eventHubId, "fake", deviceClass,
@@ -1618,7 +1625,7 @@
 
 TEST_F(InputReaderTest, LoopOnce_WhenDeviceScanFinished_SendsConfigurationChanged) {
     constexpr int32_t eventHubId = 1;
-    addDevice(eventHubId, "ignored", INPUT_DEVICE_CLASS_KEYBOARD, nullptr);
+    addDevice(eventHubId, "ignored", InputDeviceClass::KEYBOARD, nullptr);
 
     NotifyConfigurationChangedArgs args;
 
@@ -1628,7 +1635,7 @@
 
 TEST_F(InputReaderTest, LoopOnce_ForwardsRawEventsToMappers) {
     constexpr int32_t deviceId = END_RESERVED_ID + 1000;
-    constexpr uint32_t deviceClass = INPUT_DEVICE_CLASS_KEYBOARD;
+    constexpr Flags<InputDeviceClass> deviceClass = InputDeviceClass::KEYBOARD;
     constexpr int32_t eventHubId = 1;
     FakeInputMapper& mapper =
             addDeviceWithFakeInputMapper(deviceId, eventHubId, "fake", deviceClass,
@@ -1649,12 +1656,12 @@
 
 TEST_F(InputReaderTest, DeviceReset_RandomId) {
     constexpr int32_t deviceId = END_RESERVED_ID + 1000;
-    constexpr uint32_t deviceClass = INPUT_DEVICE_CLASS_KEYBOARD;
+    constexpr Flags<InputDeviceClass> deviceClass = InputDeviceClass::KEYBOARD;
     constexpr int32_t eventHubId = 1;
     std::shared_ptr<InputDevice> device = mReader->newDevice(deviceId, "fake");
     // Must add at least one mapper or the device will be ignored!
     device->addMapper<FakeInputMapper>(eventHubId, AINPUT_SOURCE_KEYBOARD);
-    mReader->setNextDevice(device);
+    mReader->pushNextDevice(device);
     ASSERT_NO_FATAL_FAILURE(addDevice(eventHubId, "fake", deviceClass, nullptr));
 
     NotifyDeviceResetArgs resetArgs;
@@ -1682,12 +1689,12 @@
 
 TEST_F(InputReaderTest, DeviceReset_GenerateIdWithInputReaderSource) {
     constexpr int32_t deviceId = 1;
-    constexpr uint32_t deviceClass = INPUT_DEVICE_CLASS_KEYBOARD;
+    constexpr Flags<InputDeviceClass> deviceClass = InputDeviceClass::KEYBOARD;
     constexpr int32_t eventHubId = 1;
     std::shared_ptr<InputDevice> device = mReader->newDevice(deviceId, "fake");
     // Must add at least one mapper or the device will be ignored!
     device->addMapper<FakeInputMapper>(eventHubId, AINPUT_SOURCE_KEYBOARD);
-    mReader->setNextDevice(device);
+    mReader->pushNextDevice(device);
     ASSERT_NO_FATAL_FAILURE(addDevice(deviceId, "fake", deviceClass, nullptr));
 
     NotifyDeviceResetArgs resetArgs;
@@ -1697,13 +1704,13 @@
 
 TEST_F(InputReaderTest, Device_CanDispatchToDisplay) {
     constexpr int32_t deviceId = END_RESERVED_ID + 1000;
-    constexpr uint32_t deviceClass = INPUT_DEVICE_CLASS_KEYBOARD;
+    constexpr Flags<InputDeviceClass> deviceClass = InputDeviceClass::KEYBOARD;
     constexpr int32_t eventHubId = 1;
     const char* DEVICE_LOCATION = "USB1";
     std::shared_ptr<InputDevice> device = mReader->newDevice(deviceId, "fake", DEVICE_LOCATION);
     FakeInputMapper& mapper =
             device->addMapper<FakeInputMapper>(eventHubId, AINPUT_SOURCE_TOUCHSCREEN);
-    mReader->setNextDevice(device);
+    mReader->pushNextDevice(device);
 
     const uint8_t hdmi1 = 1;
 
@@ -1740,6 +1747,73 @@
     ASSERT_FALSE(mReader->canDispatchToDisplay(deviceId, SECONDARY_DISPLAY_ID));
 }
 
+TEST_F(InputReaderTest, WhenEnabledChanges_AllSubdevicesAreUpdated) {
+    constexpr int32_t deviceId = END_RESERVED_ID + 1000;
+    constexpr Flags<InputDeviceClass> deviceClass = InputDeviceClass::KEYBOARD;
+    constexpr int32_t eventHubIds[2] = {END_RESERVED_ID, END_RESERVED_ID + 1};
+    std::shared_ptr<InputDevice> device = mReader->newDevice(deviceId, "fake");
+    // Must add at least one mapper or the device will be ignored!
+    device->addMapper<FakeInputMapper>(eventHubIds[0], AINPUT_SOURCE_KEYBOARD);
+    device->addMapper<FakeInputMapper>(eventHubIds[1], AINPUT_SOURCE_KEYBOARD);
+    mReader->pushNextDevice(device);
+    mReader->pushNextDevice(device);
+    ASSERT_NO_FATAL_FAILURE(addDevice(eventHubIds[0], "fake1", deviceClass, nullptr));
+    ASSERT_NO_FATAL_FAILURE(addDevice(eventHubIds[1], "fake2", deviceClass, nullptr));
+
+    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyConfigurationChangedWasCalled(nullptr));
+
+    NotifyDeviceResetArgs resetArgs;
+    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyDeviceResetWasCalled(&resetArgs));
+    ASSERT_EQ(deviceId, resetArgs.deviceId);
+    ASSERT_TRUE(device->isEnabled());
+    ASSERT_TRUE(mFakeEventHub->isDeviceEnabled(eventHubIds[0]));
+    ASSERT_TRUE(mFakeEventHub->isDeviceEnabled(eventHubIds[1]));
+
+    disableDevice(deviceId);
+    mReader->loopOnce();
+
+    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyDeviceResetWasCalled(&resetArgs));
+    ASSERT_EQ(deviceId, resetArgs.deviceId);
+    ASSERT_FALSE(device->isEnabled());
+    ASSERT_FALSE(mFakeEventHub->isDeviceEnabled(eventHubIds[0]));
+    ASSERT_FALSE(mFakeEventHub->isDeviceEnabled(eventHubIds[1]));
+
+    enableDevice(deviceId);
+    mReader->loopOnce();
+
+    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyDeviceResetWasCalled(&resetArgs));
+    ASSERT_EQ(deviceId, resetArgs.deviceId);
+    ASSERT_TRUE(device->isEnabled());
+    ASSERT_TRUE(mFakeEventHub->isDeviceEnabled(eventHubIds[0]));
+    ASSERT_TRUE(mFakeEventHub->isDeviceEnabled(eventHubIds[1]));
+}
+
+TEST_F(InputReaderTest, GetKeyCodeState_ForwardsRequestsToSubdeviceMappers) {
+    constexpr int32_t deviceId = END_RESERVED_ID + 1000;
+    constexpr Flags<InputDeviceClass> deviceClass = InputDeviceClass::KEYBOARD;
+    constexpr int32_t eventHubIds[2] = {END_RESERVED_ID, END_RESERVED_ID + 1};
+    // Add two subdevices to device
+    std::shared_ptr<InputDevice> device = mReader->newDevice(deviceId, "fake");
+    FakeInputMapper& mapperDevice1 =
+            device->addMapper<FakeInputMapper>(eventHubIds[0], AINPUT_SOURCE_KEYBOARD);
+    FakeInputMapper& mapperDevice2 =
+            device->addMapper<FakeInputMapper>(eventHubIds[1], AINPUT_SOURCE_KEYBOARD);
+    mReader->pushNextDevice(device);
+    mReader->pushNextDevice(device);
+    ASSERT_NO_FATAL_FAILURE(addDevice(eventHubIds[0], "fake1", deviceClass, nullptr));
+    ASSERT_NO_FATAL_FAILURE(addDevice(eventHubIds[1], "fake2", deviceClass, nullptr));
+
+    mapperDevice1.setKeyCodeState(AKEYCODE_A, AKEY_STATE_DOWN);
+    mapperDevice2.setKeyCodeState(AKEYCODE_B, AKEY_STATE_DOWN);
+
+    ASSERT_EQ(AKEY_STATE_DOWN,
+              mReader->getKeyCodeState(deviceId, AINPUT_SOURCE_KEYBOARD, AKEYCODE_A));
+    ASSERT_EQ(AKEY_STATE_DOWN,
+              mReader->getKeyCodeState(deviceId, AINPUT_SOURCE_KEYBOARD, AKEYCODE_B));
+    ASSERT_EQ(AKEY_STATE_UNKNOWN,
+              mReader->getKeyCodeState(deviceId, AINPUT_SOURCE_KEYBOARD, AKEYCODE_C));
+}
+
 // --- InputReaderIntegrationTest ---
 
 // These tests create and interact with the InputReader only through its interface.
@@ -1880,10 +1954,6 @@
 // --- TouchProcessTest ---
 class TouchIntegrationTest : public InputReaderIntegrationTest {
 protected:
-    static const int32_t FIRST_SLOT = 0;
-    static const int32_t SECOND_SLOT = 1;
-    static const int32_t FIRST_TRACKING_ID = 0;
-    static const int32_t SECOND_TRACKING_ID = 1;
     const std::string UNIQUE_ID = "local:0";
 
     virtual void SetUp() override {
@@ -1954,9 +2024,9 @@
     ASSERT_EQ(AMOTION_EVENT_ACTION_MOVE, args.action);
 
     // ACTION_POINTER_UP (Second slot)
-    mDevice->sendUp();
+    mDevice->sendPointerUp();
     ASSERT_NO_FATAL_FAILURE(mTestListener->assertNotifyMotionWasCalled(&args));
-    ASSERT_EQ(AMOTION_EVENT_ACTION_POINTER_UP | (0 << AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT),
+    ASSERT_EQ(AMOTION_EVENT_ACTION_POINTER_UP | (1 << AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT),
               args.action);
 
     // ACTION_UP
@@ -1971,11 +2041,13 @@
     const Point centerPoint = mDevice->getCenterPoint();
 
     // ACTION_DOWN
+    mDevice->sendSlot(FIRST_SLOT);
+    mDevice->sendTrackingId(FIRST_TRACKING_ID);
     mDevice->sendDown(centerPoint);
     ASSERT_NO_FATAL_FAILURE(mTestListener->assertNotifyMotionWasCalled(&args));
     ASSERT_EQ(AMOTION_EVENT_ACTION_DOWN, args.action);
 
-    // ACTION_POINTER_DOWN (Second slot)
+    // ACTION_POINTER_DOWN (second slot)
     const Point secondPoint = centerPoint + Point(100, 100);
     mDevice->sendSlot(SECOND_SLOT);
     mDevice->sendTrackingId(SECOND_TRACKING_ID);
@@ -1984,26 +2056,31 @@
     ASSERT_EQ(AMOTION_EVENT_ACTION_POINTER_DOWN | (1 << AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT),
               args.action);
 
-    // ACTION_MOVE (Second slot)
+    // ACTION_MOVE (second slot)
     mDevice->sendMove(secondPoint + Point(1, 1));
     ASSERT_NO_FATAL_FAILURE(mTestListener->assertNotifyMotionWasCalled(&args));
     ASSERT_EQ(AMOTION_EVENT_ACTION_MOVE, args.action);
 
-    // Send MT_TOOL_PALM, which indicates that the touch IC has determined this to be a grip event.
-    // Expect to receive ACTION_CANCEL, to abort the entire gesture.
+    // Send MT_TOOL_PALM (second slot), which indicates that the touch IC has determined this to be
+    // a palm event.
+    // Expect to receive the ACTION_POINTER_UP with cancel flag.
     mDevice->sendToolType(MT_TOOL_PALM);
     ASSERT_NO_FATAL_FAILURE(mTestListener->assertNotifyMotionWasCalled(&args));
-    ASSERT_EQ(AMOTION_EVENT_ACTION_CANCEL, args.action);
+    ASSERT_EQ(AMOTION_EVENT_ACTION_POINTER_UP | (1 << AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT),
+              args.action);
+    ASSERT_EQ(AMOTION_EVENT_FLAG_CANCELED, args.flags);
 
-    // ACTION_POINTER_UP (Second slot)
-    mDevice->sendUp();
+    // Send up to second slot, expect first slot send moving.
+    mDevice->sendPointerUp();
+    ASSERT_NO_FATAL_FAILURE(mTestListener->assertNotifyMotionWasCalled(&args));
+    ASSERT_EQ(AMOTION_EVENT_ACTION_MOVE, args.action);
 
-    // ACTION_UP
+    // Send ACTION_UP (first slot)
     mDevice->sendSlot(FIRST_SLOT);
     mDevice->sendUp();
 
-    // Expect no event received after abort the entire gesture.
-    ASSERT_NO_FATAL_FAILURE(mTestListener->assertNotifyMotionWasNotCalled());
+    ASSERT_NO_FATAL_FAILURE(mTestListener->assertNotifyMotionWasCalled(&args));
+    ASSERT_EQ(AMOTION_EVENT_ACTION_UP, args.action);
 }
 
 // --- InputDeviceTest ---
@@ -2014,7 +2091,7 @@
     static const int32_t DEVICE_ID;
     static const int32_t DEVICE_GENERATION;
     static const int32_t DEVICE_CONTROLLER_NUMBER;
-    static const uint32_t DEVICE_CLASSES;
+    static const Flags<InputDeviceClass> DEVICE_CLASSES;
     static const int32_t EVENTHUB_ID;
 
     std::shared_ptr<FakeEventHub> mFakeEventHub;
@@ -2030,7 +2107,7 @@
         mFakeListener = new TestInputListener();
         mFakeContext = new FakeInputReaderContext(mFakeEventHub, mFakePolicy, mFakeListener);
 
-        mFakeEventHub->addDevice(EVENTHUB_ID, DEVICE_NAME, 0);
+        mFakeEventHub->addDevice(EVENTHUB_ID, DEVICE_NAME, Flags<InputDeviceClass>(0));
         InputDeviceIdentifier identifier;
         identifier.name = DEVICE_NAME;
         identifier.location = DEVICE_LOCATION;
@@ -2051,14 +2128,14 @@
 const int32_t InputDeviceTest::DEVICE_ID = END_RESERVED_ID + 1000;
 const int32_t InputDeviceTest::DEVICE_GENERATION = 2;
 const int32_t InputDeviceTest::DEVICE_CONTROLLER_NUMBER = 0;
-const uint32_t InputDeviceTest::DEVICE_CLASSES = INPUT_DEVICE_CLASS_KEYBOARD
-        | INPUT_DEVICE_CLASS_TOUCH | INPUT_DEVICE_CLASS_JOYSTICK;
+const Flags<InputDeviceClass> InputDeviceTest::DEVICE_CLASSES =
+        InputDeviceClass::KEYBOARD | InputDeviceClass::TOUCH | InputDeviceClass::JOYSTICK;
 const int32_t InputDeviceTest::EVENTHUB_ID = 1;
 
 TEST_F(InputDeviceTest, ImmutableProperties) {
     ASSERT_EQ(DEVICE_ID, mDevice->getId());
     ASSERT_STREQ(DEVICE_NAME, mDevice->getName().c_str());
-    ASSERT_EQ(0U, mDevice->getClasses());
+    ASSERT_EQ(Flags<InputDeviceClass>(0), mDevice->getClasses());
 }
 
 TEST_F(InputDeviceTest, WhenDeviceCreated_EnabledIsFalse) {
@@ -2253,7 +2330,7 @@
     static const int32_t DEVICE_ID;
     static const int32_t DEVICE_GENERATION;
     static const int32_t DEVICE_CONTROLLER_NUMBER;
-    static const uint32_t DEVICE_CLASSES;
+    static const Flags<InputDeviceClass> DEVICE_CLASSES;
     static const int32_t EVENTHUB_ID;
 
     std::shared_ptr<FakeEventHub> mFakeEventHub;
@@ -2262,7 +2339,7 @@
     FakeInputReaderContext* mFakeContext;
     InputDevice* mDevice;
 
-    virtual void SetUp(uint32_t classes) {
+    virtual void SetUp(Flags<InputDeviceClass> classes) {
         mFakeEventHub = std::make_unique<FakeEventHub>();
         mFakePolicy = new FakeInputReaderPolicy();
         mFakeListener = new TestInputListener();
@@ -2367,7 +2444,8 @@
 const int32_t InputMapperTest::DEVICE_ID = END_RESERVED_ID + 1000;
 const int32_t InputMapperTest::DEVICE_GENERATION = 2;
 const int32_t InputMapperTest::DEVICE_CONTROLLER_NUMBER = 0;
-const uint32_t InputMapperTest::DEVICE_CLASSES = 0; // not needed for current tests
+const Flags<InputDeviceClass> InputMapperTest::DEVICE_CLASSES =
+        Flags<InputDeviceClass>(0); // not needed for current tests
 const int32_t InputMapperTest::EVENTHUB_ID = 1;
 
 // --- SwitchInputMapperTest ---
@@ -2872,7 +2950,8 @@
     std::unique_ptr<InputDevice> device2 =
             std::make_unique<InputDevice>(mFakeContext, SECOND_DEVICE_ID, DEVICE_GENERATION,
                                           identifier);
-    mFakeEventHub->addDevice(SECOND_EVENTHUB_ID, DEVICE_NAME, 0 /*classes*/);
+    mFakeEventHub->addDevice(SECOND_EVENTHUB_ID, DEVICE_NAME,
+                             Flags<InputDeviceClass>(0) /*classes*/);
     mFakeEventHub->addKey(SECOND_EVENTHUB_ID, KEY_UP, 0, AKEYCODE_DPAD_UP, 0);
     mFakeEventHub->addKey(SECOND_EVENTHUB_ID, KEY_RIGHT, 0, AKEYCODE_DPAD_RIGHT, 0);
     mFakeEventHub->addKey(SECOND_EVENTHUB_ID, KEY_DOWN, 0, AKEYCODE_DPAD_DOWN, 0);
@@ -2940,7 +3019,7 @@
 class KeyboardInputMapperTest_ExternalDevice : public InputMapperTest {
 protected:
     virtual void SetUp() override {
-        InputMapperTest::SetUp(DEVICE_CLASSES | INPUT_DEVICE_CLASS_EXTERNAL);
+        InputMapperTest::SetUp(DEVICE_CLASSES | InputDeviceClass::EXTERNAL);
     }
 };
 
@@ -6853,7 +6932,8 @@
     std::unique_ptr<InputDevice> device2 =
             std::make_unique<InputDevice>(mFakeContext, SECOND_DEVICE_ID, DEVICE_GENERATION,
                                           identifier);
-    mFakeEventHub->addDevice(SECOND_EVENTHUB_ID, DEVICE_NAME, 0 /*classes*/);
+    mFakeEventHub->addDevice(SECOND_EVENTHUB_ID, DEVICE_NAME,
+                             Flags<InputDeviceClass>(0) /*classes*/);
     mFakeEventHub->addAbsoluteAxis(SECOND_EVENTHUB_ID, ABS_MT_POSITION_X, RAW_X_MIN, RAW_X_MAX,
                                    0 /*flat*/, 0 /*fuzz*/);
     mFakeEventHub->addAbsoluteAxis(SECOND_EVENTHUB_ID, ABS_MT_POSITION_Y, RAW_Y_MIN, RAW_Y_MAX,
@@ -7064,10 +7144,10 @@
 }
 
 /**
- * Test touch should be canceled when received the MT_TOOL_PALM event, and the following MOVE and
- * UP events should be ignored.
+ * Test single touch should be canceled when received the MT_TOOL_PALM event, and the following
+ * MOVE and UP events should be ignored.
  */
-TEST_F(MultiTouchInputMapperTest, Process_ShouldHandlePalmToolType) {
+TEST_F(MultiTouchInputMapperTest, Process_ShouldHandlePalmToolType_SinglePointer) {
     addConfigurationProperty("touch.deviceType", "touchScreen");
     prepareDisplay(DISPLAY_ORIENTATION_0);
     prepareAxes(POSITION | ID | SLOT | TOOL_TYPE);
@@ -7077,7 +7157,7 @@
 
     // default tool type is finger
     constexpr int32_t x1 = 100, y1 = 200, x2 = 120, y2 = 220, x3 = 140, y3 = 240;
-    processId(mapper, 1);
+    processId(mapper, FIRST_TRACKING_ID);
     processPosition(mapper, x1, y1);
     processSync(mapper);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&motionArgs));
@@ -7091,19 +7171,19 @@
     ASSERT_EQ(AMOTION_EVENT_ACTION_CANCEL, motionArgs.action);
 
     // Ignore the following MOVE and UP events if had detect a palm event.
-    processId(mapper, 1);
+    processId(mapper, FIRST_TRACKING_ID);
     processPosition(mapper, x2, y2);
     processSync(mapper);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasNotCalled());
 
     // finger up.
-    processId(mapper, -1);
+    processId(mapper, INVALID_TRACKING_ID);
     processSync(mapper);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasNotCalled());
 
     // new finger down
+    processId(mapper, FIRST_TRACKING_ID);
     processToolType(mapper, MT_TOOL_FINGER);
-    processId(mapper, 1);
     processPosition(mapper, x3, y3);
     processSync(mapper);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&motionArgs));
@@ -7112,11 +7192,10 @@
 }
 
 /**
- * Test multi-touch should be canceled when received the MT_TOOL_PALM event from some finger,
- * and could be allowed again after all non-MT_TOOL_PALM is release and the new point is
- * MT_TOOL_FINGER.
+ * Test multi-touch should sent POINTER_UP when received the MT_TOOL_PALM event from some finger,
+ * and the rest active fingers could still be allowed to receive the events
  */
-TEST_F(MultiTouchInputMapperTest, Process_ShouldHandlePalmToolType2) {
+TEST_F(MultiTouchInputMapperTest, Process_ShouldHandlePalmToolType_TwoPointers) {
     addConfigurationProperty("touch.deviceType", "touchScreen");
     prepareDisplay(DISPLAY_ORIENTATION_0);
     prepareAxes(POSITION | ID | SLOT | TOOL_TYPE);
@@ -7125,8 +7204,8 @@
     NotifyMotionArgs motionArgs;
 
     // default tool type is finger
-    constexpr int32_t x1 = 100, y1 = 200, x2 = 120, y2 = 220, x3 = 140, y3 = 240;
-    processId(mapper, 1);
+    constexpr int32_t x1 = 100, y1 = 200, x2 = 120, y2 = 220;
+    processId(mapper, FIRST_TRACKING_ID);
     processPosition(mapper, x1, y1);
     processSync(mapper);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&motionArgs));
@@ -7134,51 +7213,232 @@
     ASSERT_EQ(AMOTION_EVENT_TOOL_TYPE_FINGER, motionArgs.pointerProperties[0].toolType);
 
     // Second finger down.
-    processSlot(mapper, 1);
+    processSlot(mapper, SECOND_SLOT);
+    processId(mapper, SECOND_TRACKING_ID);
     processPosition(mapper, x2, y2);
-    processId(mapper, 2);
+    processSync(mapper);
+    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&motionArgs));
+    ASSERT_EQ(AMOTION_EVENT_ACTION_POINTER_DOWN | (1 << AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT),
+              motionArgs.action);
+    ASSERT_EQ(AMOTION_EVENT_TOOL_TYPE_FINGER, motionArgs.pointerProperties[1].toolType);
+
+    // If the tool type of the first finger changes to MT_TOOL_PALM,
+    // we expect to receive ACTION_POINTER_UP with cancel flag.
+    processSlot(mapper, FIRST_SLOT);
+    processId(mapper, FIRST_TRACKING_ID);
+    processToolType(mapper, MT_TOOL_PALM);
+    processSync(mapper);
+    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&motionArgs));
+    ASSERT_EQ(AMOTION_EVENT_ACTION_POINTER_UP | (0 << AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT),
+              motionArgs.action);
+    ASSERT_EQ(AMOTION_EVENT_FLAG_CANCELED, motionArgs.flags);
+
+    // The following MOVE events of second finger should be processed.
+    processSlot(mapper, SECOND_SLOT);
+    processId(mapper, SECOND_TRACKING_ID);
+    processPosition(mapper, x2 + 1, y2 + 1);
+    processSync(mapper);
+    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&motionArgs));
+    ASSERT_EQ(AMOTION_EVENT_ACTION_MOVE, motionArgs.action);
+    ASSERT_EQ(uint32_t(1), motionArgs.pointerCount);
+
+    // First finger up. It used to be in palm mode, and we already generated ACTION_POINTER_UP for
+    // it. Second finger receive move.
+    processSlot(mapper, FIRST_SLOT);
+    processId(mapper, INVALID_TRACKING_ID);
+    processSync(mapper);
+    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&motionArgs));
+    ASSERT_EQ(AMOTION_EVENT_ACTION_MOVE, motionArgs.action);
+    ASSERT_EQ(uint32_t(1), motionArgs.pointerCount);
+
+    // Second finger keeps moving.
+    processSlot(mapper, SECOND_SLOT);
+    processId(mapper, SECOND_TRACKING_ID);
+    processPosition(mapper, x2 + 2, y2 + 2);
+    processSync(mapper);
+    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&motionArgs));
+    ASSERT_EQ(AMOTION_EVENT_ACTION_MOVE, motionArgs.action);
+    ASSERT_EQ(uint32_t(1), motionArgs.pointerCount);
+
+    // Second finger up.
+    processId(mapper, INVALID_TRACKING_ID);
+    processSync(mapper);
+    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&motionArgs));
+    ASSERT_EQ(AMOTION_EVENT_ACTION_UP, motionArgs.action);
+    ASSERT_NE(AMOTION_EVENT_FLAG_CANCELED, motionArgs.flags);
+}
+
+/**
+ * Test multi-touch should sent POINTER_UP when received the MT_TOOL_PALM event, if only 1 finger
+ * is active, it should send CANCEL after receiving the MT_TOOL_PALM event.
+ */
+TEST_F(MultiTouchInputMapperTest, Process_ShouldHandlePalmToolType_ShouldCancelWhenAllTouchIsPalm) {
+    addConfigurationProperty("touch.deviceType", "touchScreen");
+    prepareDisplay(DISPLAY_ORIENTATION_0);
+    prepareAxes(POSITION | ID | SLOT | TOOL_TYPE);
+    MultiTouchInputMapper& mapper = addMapperAndConfigure<MultiTouchInputMapper>();
+
+    NotifyMotionArgs motionArgs;
+
+    constexpr int32_t x1 = 100, y1 = 200, x2 = 120, y2 = 220, x3 = 140, y3 = 240;
+    // First finger down.
+    processId(mapper, FIRST_TRACKING_ID);
+    processPosition(mapper, x1, y1);
+    processSync(mapper);
+    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&motionArgs));
+    ASSERT_EQ(AMOTION_EVENT_ACTION_DOWN, motionArgs.action);
+    ASSERT_EQ(AMOTION_EVENT_TOOL_TYPE_FINGER, motionArgs.pointerProperties[0].toolType);
+
+    // Second finger down.
+    processSlot(mapper, SECOND_SLOT);
+    processId(mapper, SECOND_TRACKING_ID);
+    processPosition(mapper, x2, y2);
     processSync(mapper);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&motionArgs));
     ASSERT_EQ(AMOTION_EVENT_ACTION_POINTER_DOWN | (1 << AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT),
               motionArgs.action);
     ASSERT_EQ(AMOTION_EVENT_TOOL_TYPE_FINGER, motionArgs.pointerProperties[0].toolType);
 
-    // If the tool type of the first pointer changes to MT_TOOL_PALM,
-    // the entire gesture should be aborted, so we expect to receive ACTION_CANCEL.
-    processSlot(mapper, 0);
-    processId(mapper, 1);
+    // If the tool type of the first finger changes to MT_TOOL_PALM,
+    // we expect to receive ACTION_POINTER_UP with cancel flag.
+    processSlot(mapper, FIRST_SLOT);
+    processId(mapper, FIRST_TRACKING_ID);
+    processToolType(mapper, MT_TOOL_PALM);
+    processSync(mapper);
+    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&motionArgs));
+    ASSERT_EQ(AMOTION_EVENT_ACTION_POINTER_UP | (0 << AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT),
+              motionArgs.action);
+    ASSERT_EQ(AMOTION_EVENT_FLAG_CANCELED, motionArgs.flags);
+
+    // Second finger keeps moving.
+    processSlot(mapper, SECOND_SLOT);
+    processId(mapper, SECOND_TRACKING_ID);
+    processPosition(mapper, x2 + 1, y2 + 1);
+    processSync(mapper);
+    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&motionArgs));
+    ASSERT_EQ(AMOTION_EVENT_ACTION_MOVE, motionArgs.action);
+
+    // second finger becomes palm, receive cancel due to only 1 finger is active.
+    processId(mapper, SECOND_TRACKING_ID);
     processToolType(mapper, MT_TOOL_PALM);
     processSync(mapper);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&motionArgs));
     ASSERT_EQ(AMOTION_EVENT_ACTION_CANCEL, motionArgs.action);
 
-    // Ignore the following MOVE and UP events if had detect a palm event.
-    processSlot(mapper, 1);
-    processId(mapper, 2);
+    // third finger down.
+    processSlot(mapper, THIRD_SLOT);
+    processId(mapper, THIRD_TRACKING_ID);
+    processToolType(mapper, MT_TOOL_FINGER);
     processPosition(mapper, x3, y3);
     processSync(mapper);
-    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasNotCalled());
-
-    // second finger up.
-    processId(mapper, -1);
-    processSync(mapper);
-    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasNotCalled());
-
-    // first finger move, but still in palm
-    processSlot(mapper, 0);
-    processId(mapper, 1);
-    processPosition(mapper, x1 - 1, y1 - 1);
-    processSync(mapper);
-    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasNotCalled());
-
-    // second finger down, expect as new finger down.
-    processSlot(mapper, 1);
-    processId(mapper, 2);
-    processPosition(mapper, x2, y2);
-    processSync(mapper);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&motionArgs));
     ASSERT_EQ(AMOTION_EVENT_ACTION_DOWN, motionArgs.action);
     ASSERT_EQ(AMOTION_EVENT_TOOL_TYPE_FINGER, motionArgs.pointerProperties[0].toolType);
+    ASSERT_EQ(uint32_t(1), motionArgs.pointerCount);
+
+    // third finger move
+    processId(mapper, THIRD_TRACKING_ID);
+    processPosition(mapper, x3 + 1, y3 + 1);
+    processSync(mapper);
+    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&motionArgs));
+    ASSERT_EQ(AMOTION_EVENT_ACTION_MOVE, motionArgs.action);
+
+    // first finger up, third finger receive move.
+    processSlot(mapper, FIRST_SLOT);
+    processId(mapper, INVALID_TRACKING_ID);
+    processSync(mapper);
+    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&motionArgs));
+    ASSERT_EQ(AMOTION_EVENT_ACTION_MOVE, motionArgs.action);
+    ASSERT_EQ(uint32_t(1), motionArgs.pointerCount);
+
+    // second finger up, third finger receive move.
+    processSlot(mapper, SECOND_SLOT);
+    processId(mapper, INVALID_TRACKING_ID);
+    processSync(mapper);
+    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&motionArgs));
+    ASSERT_EQ(AMOTION_EVENT_ACTION_MOVE, motionArgs.action);
+    ASSERT_EQ(uint32_t(1), motionArgs.pointerCount);
+
+    // third finger up.
+    processSlot(mapper, THIRD_SLOT);
+    processId(mapper, INVALID_TRACKING_ID);
+    processSync(mapper);
+    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&motionArgs));
+    ASSERT_EQ(AMOTION_EVENT_ACTION_UP, motionArgs.action);
+    ASSERT_NE(AMOTION_EVENT_FLAG_CANCELED, motionArgs.flags);
+}
+
+/**
+ * Test multi-touch should sent POINTER_UP when received the MT_TOOL_PALM event from some finger,
+ * and the active finger could still be allowed to receive the events
+ */
+TEST_F(MultiTouchInputMapperTest, Process_ShouldHandlePalmToolType_KeepFirstPointer) {
+    addConfigurationProperty("touch.deviceType", "touchScreen");
+    prepareDisplay(DISPLAY_ORIENTATION_0);
+    prepareAxes(POSITION | ID | SLOT | TOOL_TYPE);
+    MultiTouchInputMapper& mapper = addMapperAndConfigure<MultiTouchInputMapper>();
+
+    NotifyMotionArgs motionArgs;
+
+    // default tool type is finger
+    constexpr int32_t x1 = 100, y1 = 200, x2 = 120, y2 = 220;
+    processId(mapper, FIRST_TRACKING_ID);
+    processPosition(mapper, x1, y1);
+    processSync(mapper);
+    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&motionArgs));
+    ASSERT_EQ(AMOTION_EVENT_ACTION_DOWN, motionArgs.action);
+    ASSERT_EQ(AMOTION_EVENT_TOOL_TYPE_FINGER, motionArgs.pointerProperties[0].toolType);
+
+    // Second finger down.
+    processSlot(mapper, SECOND_SLOT);
+    processId(mapper, SECOND_TRACKING_ID);
+    processPosition(mapper, x2, y2);
+    processSync(mapper);
+    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&motionArgs));
+    ASSERT_EQ(AMOTION_EVENT_ACTION_POINTER_DOWN | (1 << AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT),
+              motionArgs.action);
+    ASSERT_EQ(AMOTION_EVENT_TOOL_TYPE_FINGER, motionArgs.pointerProperties[0].toolType);
+
+    // If the tool type of the second finger changes to MT_TOOL_PALM,
+    // we expect to receive ACTION_POINTER_UP with cancel flag.
+    processId(mapper, SECOND_TRACKING_ID);
+    processToolType(mapper, MT_TOOL_PALM);
+    processSync(mapper);
+    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&motionArgs));
+    ASSERT_EQ(AMOTION_EVENT_ACTION_POINTER_UP | (1 << AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT),
+              motionArgs.action);
+    ASSERT_EQ(AMOTION_EVENT_FLAG_CANCELED, motionArgs.flags);
+
+    // The following MOVE event should be processed.
+    processSlot(mapper, FIRST_SLOT);
+    processId(mapper, FIRST_TRACKING_ID);
+    processPosition(mapper, x1 + 1, y1 + 1);
+    processSync(mapper);
+    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&motionArgs));
+    ASSERT_EQ(AMOTION_EVENT_ACTION_MOVE, motionArgs.action);
+    ASSERT_EQ(uint32_t(1), motionArgs.pointerCount);
+
+    // second finger up.
+    processSlot(mapper, SECOND_SLOT);
+    processId(mapper, INVALID_TRACKING_ID);
+    processSync(mapper);
+    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&motionArgs));
+    ASSERT_EQ(AMOTION_EVENT_ACTION_MOVE, motionArgs.action);
+
+    // first finger keep moving
+    processSlot(mapper, FIRST_SLOT);
+    processId(mapper, FIRST_TRACKING_ID);
+    processPosition(mapper, x1 + 2, y1 + 2);
+    processSync(mapper);
+    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&motionArgs));
+    ASSERT_EQ(AMOTION_EVENT_ACTION_MOVE, motionArgs.action);
+
+    // first finger up.
+    processId(mapper, INVALID_TRACKING_ID);
+    processSync(mapper);
+    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&motionArgs));
+    ASSERT_EQ(AMOTION_EVENT_ACTION_UP, motionArgs.action);
+    ASSERT_NE(AMOTION_EVENT_FLAG_CANCELED, motionArgs.flags);
 }
 
 // --- MultiTouchInputMapperTest_ExternalDevice ---
@@ -7186,7 +7446,7 @@
 class MultiTouchInputMapperTest_ExternalDevice : public MultiTouchInputMapperTest {
 protected:
     virtual void SetUp() override {
-        InputMapperTest::SetUp(DEVICE_CLASSES | INPUT_DEVICE_CLASS_EXTERNAL);
+        InputMapperTest::SetUp(DEVICE_CLASSES | InputDeviceClass::EXTERNAL);
     }
 };
 
@@ -7343,4 +7603,209 @@
     constexpr int32_t yExpected = (x + 1) - DISPLAY_WIDTH / 4;
     processPositionAndVerify(mapper, x - 1, y, x + 1, y, xExpected, yExpected);
 }
+
+TEST_F(MultiTouchInputMapperTest, Process_TouchpadCapture) {
+    // we need a pointer controller for mouse mode of touchpad (start pointer at 0,0)
+    std::shared_ptr<FakePointerController> fakePointerController =
+            std::make_shared<FakePointerController>();
+    fakePointerController->setBounds(0, 0, DISPLAY_WIDTH - 1, DISPLAY_HEIGHT - 1);
+    fakePointerController->setPosition(0, 0);
+    fakePointerController->setButtonState(0);
+
+    // prepare device and capture
+    prepareDisplay(DISPLAY_ORIENTATION_0);
+    prepareAxes(POSITION | ID | SLOT);
+    mFakeEventHub->addKey(EVENTHUB_ID, BTN_LEFT, 0, AKEYCODE_UNKNOWN, 0);
+    mFakeEventHub->addKey(EVENTHUB_ID, BTN_TOUCH, 0, AKEYCODE_UNKNOWN, 0);
+    mFakePolicy->setPointerCapture(true);
+    mFakePolicy->setPointerController(mDevice->getId(), fakePointerController);
+    MultiTouchInputMapper& mapper = addMapperAndConfigure<MultiTouchInputMapper>();
+
+    // captured touchpad should be a touchpad source
+    NotifyDeviceResetArgs resetArgs;
+    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyDeviceResetWasCalled(&resetArgs));
+    ASSERT_EQ(AINPUT_SOURCE_TOUCHPAD, mapper.getSources());
+
+    // run captured pointer tests - note that this is unscaled, so input listener events should be
+    //                              identical to what the hardware sends (accounting for any
+    //                              calibration).
+    // FINGER 0 DOWN
+    processSlot(mapper, 0);
+    processId(mapper, 1);
+    processPosition(mapper, 100 + RAW_X_MIN, 100 + RAW_Y_MIN);
+    processKey(mapper, BTN_TOUCH, 1);
+    processSync(mapper);
+
+    // expect coord[0] to contain initial location of touch 0
+    NotifyMotionArgs args;
+    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&args));
+    ASSERT_EQ(AMOTION_EVENT_ACTION_DOWN, args.action);
+    ASSERT_EQ(1U, args.pointerCount);
+    ASSERT_EQ(0, args.pointerProperties[0].id);
+    ASSERT_EQ(AINPUT_SOURCE_TOUCHPAD, args.source);
+    ASSERT_NO_FATAL_FAILURE(
+            assertPointerCoords(args.pointerCoords[0], 100, 100, 1, 0, 0, 0, 0, 0, 0, 0));
+
+    // FINGER 1 DOWN
+    processSlot(mapper, 1);
+    processId(mapper, 2);
+    processPosition(mapper, 560 + RAW_X_MIN, 154 + RAW_Y_MIN);
+    processSync(mapper);
+
+    // expect coord[0] to contain previous location, coord[1] to contain new touch 1 location
+    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&args));
+    ASSERT_EQ(AMOTION_EVENT_ACTION_POINTER_DOWN | (1 << AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT),
+            args.action);
+    ASSERT_EQ(2U, args.pointerCount);
+    ASSERT_EQ(0, args.pointerProperties[0].id);
+    ASSERT_EQ(1, args.pointerProperties[1].id);
+    ASSERT_NO_FATAL_FAILURE(
+            assertPointerCoords(args.pointerCoords[0], 100, 100, 1, 0, 0, 0, 0, 0, 0, 0));
+    ASSERT_NO_FATAL_FAILURE(
+            assertPointerCoords(args.pointerCoords[1], 560, 154, 1, 0, 0, 0, 0, 0, 0, 0));
+
+    // FINGER 1 MOVE
+    processPosition(mapper, 540 + RAW_X_MIN, 690 + RAW_Y_MIN);
+    processSync(mapper);
+
+    // expect coord[0] to contain previous location, coord[1] to contain new touch 1 location
+    // from move
+    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&args));
+    ASSERT_EQ(AMOTION_EVENT_ACTION_MOVE, args.action);
+    ASSERT_NO_FATAL_FAILURE(
+            assertPointerCoords(args.pointerCoords[0], 100, 100, 1, 0, 0, 0, 0, 0, 0, 0));
+    ASSERT_NO_FATAL_FAILURE(
+            assertPointerCoords(args.pointerCoords[1], 540, 690, 1, 0, 0, 0, 0, 0, 0, 0));
+
+    // FINGER 0 MOVE
+    processSlot(mapper, 0);
+    processPosition(mapper, 50 + RAW_X_MIN, 800 + RAW_Y_MIN);
+    processSync(mapper);
+
+    // expect coord[0] to contain new touch 0 location, coord[1] to contain previous location
+    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&args));
+    ASSERT_EQ(AMOTION_EVENT_ACTION_MOVE, args.action);
+    ASSERT_NO_FATAL_FAILURE(
+            assertPointerCoords(args.pointerCoords[0], 50, 800, 1, 0, 0, 0, 0, 0, 0, 0));
+    ASSERT_NO_FATAL_FAILURE(
+            assertPointerCoords(args.pointerCoords[1], 540, 690, 1, 0, 0, 0, 0, 0, 0, 0));
+
+    // BUTTON DOWN
+    processKey(mapper, BTN_LEFT, 1);
+    processSync(mapper);
+
+    // touchinputmapper design sends a move before button press
+    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&args));
+    ASSERT_EQ(AMOTION_EVENT_ACTION_MOVE, args.action);
+    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&args));
+    ASSERT_EQ(AMOTION_EVENT_ACTION_BUTTON_PRESS, args.action);
+
+    // BUTTON UP
+    processKey(mapper, BTN_LEFT, 0);
+    processSync(mapper);
+
+    // touchinputmapper design sends a move after button release
+    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&args));
+    ASSERT_EQ(AMOTION_EVENT_ACTION_BUTTON_RELEASE, args.action);
+    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&args));
+    ASSERT_EQ(AMOTION_EVENT_ACTION_MOVE, args.action);
+
+    // FINGER 0 UP
+    processId(mapper, -1);
+    processSync(mapper);
+    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&args));
+    ASSERT_EQ(AMOTION_EVENT_ACTION_POINTER_UP | 0x0000, args.action);
+
+    // FINGER 1 MOVE
+    processSlot(mapper, 1);
+    processPosition(mapper, 320 + RAW_X_MIN, 900 + RAW_Y_MIN);
+    processSync(mapper);
+
+    // expect coord[0] to contain new location of touch 1, and properties[0].id to contain 1
+    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&args));
+    ASSERT_EQ(AMOTION_EVENT_ACTION_MOVE, args.action);
+    ASSERT_EQ(1U, args.pointerCount);
+    ASSERT_EQ(1, args.pointerProperties[0].id);
+    ASSERT_NO_FATAL_FAILURE(
+            assertPointerCoords(args.pointerCoords[0], 320, 900, 1, 0, 0, 0, 0, 0, 0, 0));
+
+    // FINGER 1 UP
+    processId(mapper, -1);
+    processKey(mapper, BTN_TOUCH, 0);
+    processSync(mapper);
+    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&args));
+    ASSERT_EQ(AMOTION_EVENT_ACTION_UP, args.action);
+
+    // non captured touchpad should be a mouse source
+    mFakePolicy->setPointerCapture(false);
+    configureDevice(InputReaderConfiguration::CHANGE_POINTER_CAPTURE);
+    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyDeviceResetWasCalled(&resetArgs));
+    ASSERT_EQ(AINPUT_SOURCE_MOUSE, mapper.getSources());
+}
+
+TEST_F(MultiTouchInputMapperTest, Process_UnCapturedTouchpadPointer) {
+    std::shared_ptr<FakePointerController> fakePointerController =
+            std::make_shared<FakePointerController>();
+    fakePointerController->setBounds(0, 0, DISPLAY_WIDTH - 1, DISPLAY_HEIGHT - 1);
+    fakePointerController->setPosition(0, 0);
+    fakePointerController->setButtonState(0);
+
+    // prepare device and capture
+    prepareDisplay(DISPLAY_ORIENTATION_0);
+    prepareAxes(POSITION | ID | SLOT);
+    mFakeEventHub->addKey(EVENTHUB_ID, BTN_LEFT, 0, AKEYCODE_UNKNOWN, 0);
+    mFakeEventHub->addKey(EVENTHUB_ID, BTN_TOUCH, 0, AKEYCODE_UNKNOWN, 0);
+    mFakePolicy->setPointerController(mDevice->getId(), fakePointerController);
+    MultiTouchInputMapper& mapper = addMapperAndConfigure<MultiTouchInputMapper>();
+    // run uncaptured pointer tests - pushes out generic events
+    // FINGER 0 DOWN
+    processId(mapper, 3);
+    processPosition(mapper, 100, 100);
+    processKey(mapper, BTN_TOUCH, 1);
+    processSync(mapper);
+
+    // start at (100,100), cursor should be at (0,0) * scale
+    NotifyMotionArgs args;
+    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&args));
+    ASSERT_EQ(AMOTION_EVENT_ACTION_HOVER_MOVE, args.action);
+    ASSERT_NO_FATAL_FAILURE(
+            assertPointerCoords(args.pointerCoords[0], 0, 0, 0, 0, 0, 0, 0, 0, 0, 0));
+
+    // FINGER 0 MOVE
+    processPosition(mapper, 200, 200);
+    processSync(mapper);
+
+    // compute scaling to help with touch position checking
+    float rawDiagonal = hypotf(RAW_X_MAX - RAW_X_MIN, RAW_Y_MAX - RAW_Y_MIN);
+    float displayDiagonal = hypotf(DISPLAY_WIDTH, DISPLAY_HEIGHT);
+    float scale =
+            mFakePolicy->getPointerGestureMovementSpeedRatio() * displayDiagonal / rawDiagonal;
+
+    // translate from (100,100) -> (200,200), cursor should have changed to (100,100) * scale)
+    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&args));
+    ASSERT_EQ(AMOTION_EVENT_ACTION_HOVER_MOVE, args.action);
+    ASSERT_NO_FATAL_FAILURE(assertPointerCoords(args.pointerCoords[0], 100 * scale, 100 * scale, 0,
+                                                0, 0, 0, 0, 0, 0, 0));
+}
+
+TEST_F(MultiTouchInputMapperTest, WhenCapturedAndNotCaptured_GetSources) {
+    std::shared_ptr<FakePointerController> fakePointerController =
+            std::make_shared<FakePointerController>();
+
+    prepareDisplay(DISPLAY_ORIENTATION_0);
+    prepareAxes(POSITION | ID | SLOT);
+    mFakeEventHub->addKey(EVENTHUB_ID, BTN_LEFT, 0, AKEYCODE_UNKNOWN, 0);
+    mFakePolicy->setPointerController(mDevice->getId(), fakePointerController);
+    mFakePolicy->setPointerCapture(false);
+    MultiTouchInputMapper& mapper = addMapperAndConfigure<MultiTouchInputMapper>();
+
+    // uncaptured touchpad should be a pointer device
+    ASSERT_EQ(AINPUT_SOURCE_MOUSE, mapper.getSources());
+
+    // captured touchpad should be a touchpad device
+    mFakePolicy->setPointerCapture(true);
+    configureDevice(InputReaderConfiguration::CHANGE_POINTER_CAPTURE);
+    ASSERT_EQ(AINPUT_SOURCE_TOUCHPAD, mapper.getSources());
+}
+
 } // namespace android
diff --git a/services/inputflinger/tests/UinputDevice.cpp b/services/inputflinger/tests/UinputDevice.cpp
index 0659511..7fec2c8 100644
--- a/services/inputflinger/tests/UinputDevice.cpp
+++ b/services/inputflinger/tests/UinputDevice.cpp
@@ -179,6 +179,11 @@
     injectEvent(EV_SYN, SYN_REPORT, 0);
 }
 
+void UinputTouchScreen::sendPointerUp() {
+    sendTrackingId(0xffffffff);
+    injectEvent(EV_SYN, SYN_REPORT, 0);
+}
+
 void UinputTouchScreen::sendUp() {
     sendTrackingId(0xffffffff);
     injectEvent(EV_KEY, BTN_TOUCH, 0);
diff --git a/services/inputflinger/tests/UinputDevice.h b/services/inputflinger/tests/UinputDevice.h
index 22d1f63..01a557c 100644
--- a/services/inputflinger/tests/UinputDevice.h
+++ b/services/inputflinger/tests/UinputDevice.h
@@ -139,6 +139,7 @@
     void sendTrackingId(int32_t trackingId);
     void sendDown(const Point& point);
     void sendMove(const Point& point);
+    void sendPointerUp();
     void sendUp();
     void sendToolType(int32_t toolType);
 
diff --git a/services/powermanager/PowerHalWrapper.cpp b/services/powermanager/PowerHalWrapper.cpp
index 95f8623..4a711ca 100644
--- a/services/powermanager/PowerHalWrapper.cpp
+++ b/services/powermanager/PowerHalWrapper.cpp
@@ -29,12 +29,20 @@
 // -------------------------------------------------------------------------------------------------
 
 inline HalResult toHalResult(const binder::Status& result) {
-    return result.isOk() ? HalResult::SUCCESSFUL : HalResult::FAILED;
+    if (result.isOk()) {
+        return HalResult::SUCCESSFUL;
+    }
+    ALOGE("Power HAL request failed: %s", result.toString8().c_str());
+    return HalResult::FAILED;
 }
 
 template <typename T>
 inline HalResult toHalResult(const hardware::Return<T>& result) {
-    return result.isOk() ? HalResult::SUCCESSFUL : HalResult::FAILED;
+    if (result.isOk()) {
+        return HalResult::SUCCESSFUL;
+    }
+    ALOGE("Power HAL request failed: %s", result.description().c_str());
+    return HalResult::FAILED;
 }
 
 // -------------------------------------------------------------------------------------------------
@@ -117,8 +125,8 @@
         bool isSupported = false;
         auto isSupportedRet = mHandle->isBoostSupported(boost, &isSupported);
         if (!isSupportedRet.isOk()) {
-            ALOGV("Skipped setBoost %s because Power HAL is not available to check support",
-                  toString(boost).c_str());
+            ALOGE("Skipped setBoost %s because check support failed with: %s",
+                  toString(boost).c_str(), isSupportedRet.toString8().c_str());
             return HalResult::FAILED;
         }
 
@@ -148,8 +156,8 @@
         bool isSupported = false;
         auto isSupportedRet = mHandle->isModeSupported(mode, &isSupported);
         if (!isSupportedRet.isOk()) {
-            ALOGV("Skipped setMode %s because Power HAL is not available to check support",
-                  toString(mode).c_str());
+            ALOGE("Skipped setMode %s because check support failed with: %s",
+                  toString(mode).c_str(), isSupportedRet.toString8().c_str());
             return HalResult::FAILED;
         }
 
diff --git a/services/powermanager/benchmarks/Android.bp b/services/powermanager/benchmarks/Android.bp
index 5975269..4c5d508 100644
--- a/services/powermanager/benchmarks/Android.bp
+++ b/services/powermanager/benchmarks/Android.bp
@@ -31,6 +31,9 @@
         "android.hardware.power@1.1",
         "android.hardware.power-cpp",
     ],
+    static_libs: [
+        "libtestUtil",
+    ],
     cflags: [
         "-Wall",
         "-Werror",
diff --git a/services/powermanager/benchmarks/PowerHalAidlBenchmarks.cpp b/services/powermanager/benchmarks/PowerHalAidlBenchmarks.cpp
index a6dad51..1004828 100644
--- a/services/powermanager/benchmarks/PowerHalAidlBenchmarks.cpp
+++ b/services/powermanager/benchmarks/PowerHalAidlBenchmarks.cpp
@@ -19,50 +19,78 @@
 #include <android/hardware/power/Boost.h>
 #include <android/hardware/power/IPower.h>
 #include <android/hardware/power/Mode.h>
-
 #include <benchmark/benchmark.h>
-
 #include <binder/IServiceManager.h>
+#include <testUtil.h>
+#include <chrono>
 
 using android::hardware::power::Boost;
 using android::hardware::power::IPower;
 using android::hardware::power::Mode;
+using std::chrono::microseconds;
 
 using namespace android;
+using namespace std::chrono_literals;
+
+// Values from Boost.aidl and Mode.aidl.
+static constexpr int64_t FIRST_BOOST = static_cast<int64_t>(Boost::INTERACTION);
+static constexpr int64_t LAST_BOOST = static_cast<int64_t>(Boost::CAMERA_SHOT);
+static constexpr int64_t FIRST_MODE = static_cast<int64_t>(Mode::DOUBLE_TAP_TO_WAKE);
+static constexpr int64_t LAST_MODE = static_cast<int64_t>(Mode::CAMERA_STREAMING_HIGH);
+
+// Delay between oneway method calls to avoid overflowing the binder buffers.
+static constexpr microseconds ONEWAY_API_DELAY = 100us;
 
 template <class R, class... Args0, class... Args1>
-static void runBenchmark(benchmark::State& state, R (IPower::*fn)(Args0...), Args1&&... args1) {
+static void runBenchmark(benchmark::State& state, microseconds delay, R (IPower::*fn)(Args0...),
+                         Args1&&... args1) {
     sp<IPower> hal = waitForVintfService<IPower>();
 
     if (hal == nullptr) {
-        ALOGI("Power HAL AIDL not available, skipping test...");
+        ALOGI("Power HAL not available, skipping test...");
+        return;
+    }
+
+    binder::Status ret = (*hal.*fn)(std::forward<Args1>(args1)...);
+    if (ret.exceptionCode() == binder::Status::Exception::EX_UNSUPPORTED_OPERATION) {
+        ALOGI("Power HAL does not support this operation, skipping test...");
         return;
     }
 
     while (state.KeepRunning()) {
-        (*hal.*fn)(std::forward<Args1>(args1)...);
+        ret = (*hal.*fn)(std::forward<Args1>(args1)...);
+        state.PauseTiming();
+        if (!ret.isOk()) state.SkipWithError(ret.toString8().c_str());
+        if (delay > 0us) {
+            testDelaySpin(std::chrono::duration_cast<std::chrono::duration<float>>(delay).count());
+        }
+        state.ResumeTiming();
     }
 }
 
 static void BM_PowerHalAidlBenchmarks_isBoostSupported(benchmark::State& state) {
     bool isSupported;
-    runBenchmark(state, &IPower::isBoostSupported, Boost::INTERACTION, &isSupported);
+    Boost boost = static_cast<Boost>(state.range(0));
+    runBenchmark(state, 0us, &IPower::isBoostSupported, boost, &isSupported);
 }
 
 static void BM_PowerHalAidlBenchmarks_isModeSupported(benchmark::State& state) {
     bool isSupported;
-    runBenchmark(state, &IPower::isModeSupported, Mode::INTERACTIVE, &isSupported);
+    Mode mode = static_cast<Mode>(state.range(0));
+    runBenchmark(state, 0us, &IPower::isModeSupported, mode, &isSupported);
 }
 
 static void BM_PowerHalAidlBenchmarks_setBoost(benchmark::State& state) {
-    runBenchmark(state, &IPower::setBoost, Boost::INTERACTION, 0);
+    Boost boost = static_cast<Boost>(state.range(0));
+    runBenchmark(state, ONEWAY_API_DELAY, &IPower::setBoost, boost, 1);
 }
 
 static void BM_PowerHalAidlBenchmarks_setMode(benchmark::State& state) {
-    runBenchmark(state, &IPower::setMode, Mode::INTERACTIVE, false);
+    Mode mode = static_cast<Mode>(state.range(0));
+    runBenchmark(state, ONEWAY_API_DELAY, &IPower::setMode, mode, false);
 }
 
-BENCHMARK(BM_PowerHalAidlBenchmarks_isBoostSupported);
-BENCHMARK(BM_PowerHalAidlBenchmarks_isModeSupported);
-BENCHMARK(BM_PowerHalAidlBenchmarks_setBoost);
-BENCHMARK(BM_PowerHalAidlBenchmarks_setMode);
+BENCHMARK(BM_PowerHalAidlBenchmarks_isBoostSupported)->DenseRange(FIRST_BOOST, LAST_BOOST, 1);
+BENCHMARK(BM_PowerHalAidlBenchmarks_isModeSupported)->DenseRange(FIRST_MODE, LAST_MODE, 1);
+BENCHMARK(BM_PowerHalAidlBenchmarks_setBoost)->DenseRange(FIRST_BOOST, LAST_BOOST, 1);
+BENCHMARK(BM_PowerHalAidlBenchmarks_setMode)->DenseRange(FIRST_MODE, LAST_MODE, 1);
diff --git a/services/powermanager/benchmarks/PowerHalControllerBenchmarks.cpp b/services/powermanager/benchmarks/PowerHalControllerBenchmarks.cpp
index a3a1f4e..598080b 100644
--- a/services/powermanager/benchmarks/PowerHalControllerBenchmarks.cpp
+++ b/services/powermanager/benchmarks/PowerHalControllerBenchmarks.cpp
@@ -18,16 +18,58 @@
 
 #include <android/hardware/power/Boost.h>
 #include <android/hardware/power/Mode.h>
-
 #include <benchmark/benchmark.h>
-
 #include <powermanager/PowerHalController.h>
+#include <testUtil.h>
+#include <chrono>
 
 using android::hardware::power::Boost;
 using android::hardware::power::Mode;
+using android::power::HalResult;
 using android::power::PowerHalController;
 
 using namespace android;
+using namespace std::chrono_literals;
+
+// Values from Boost.aidl and Mode.aidl.
+static constexpr int64_t FIRST_BOOST = static_cast<int64_t>(Boost::INTERACTION);
+static constexpr int64_t LAST_BOOST = static_cast<int64_t>(Boost::CAMERA_SHOT);
+static constexpr int64_t FIRST_MODE = static_cast<int64_t>(Mode::DOUBLE_TAP_TO_WAKE);
+static constexpr int64_t LAST_MODE = static_cast<int64_t>(Mode::CAMERA_STREAMING_HIGH);
+
+// Delay between oneway method calls to avoid overflowing the binder buffers.
+static constexpr std::chrono::microseconds ONEWAY_API_DELAY = 100us;
+
+template <class... Args0, class... Args1>
+static void runBenchmark(benchmark::State& state, HalResult (PowerHalController::*fn)(Args0...),
+                         Args1&&... args1) {
+    while (state.KeepRunning()) {
+        PowerHalController controller;
+        HalResult ret = (controller.*fn)(std::forward<Args1>(args1)...);
+        state.PauseTiming();
+        if (ret == HalResult::FAILED) state.SkipWithError("Power HAL request failed");
+        state.ResumeTiming();
+    }
+}
+
+template <class... Args0, class... Args1>
+static void runCachedBenchmark(benchmark::State& state,
+                               HalResult (PowerHalController::*fn)(Args0...), Args1&&... args1) {
+    PowerHalController controller;
+    // First call out of test, to cache HAL service and isSupported result.
+    (controller.*fn)(std::forward<Args1>(args1)...);
+
+    while (state.KeepRunning()) {
+        HalResult ret = (controller.*fn)(std::forward<Args1>(args1)...);
+        state.PauseTiming();
+        if (ret == HalResult::FAILED) {
+            state.SkipWithError("Power HAL request failed");
+        }
+        testDelaySpin(
+                std::chrono::duration_cast<std::chrono::duration<float>>(ONEWAY_API_DELAY).count());
+        state.ResumeTiming();
+    }
+}
 
 static void BM_PowerHalControllerBenchmarks_init(benchmark::State& state) {
     while (state.KeepRunning()) {
@@ -47,42 +89,28 @@
 }
 
 static void BM_PowerHalControllerBenchmarks_setBoost(benchmark::State& state) {
-    while (state.KeepRunning()) {
-        PowerHalController controller;
-        controller.setBoost(Boost::INTERACTION, 0);
-    }
+    Boost boost = static_cast<Boost>(state.range(0));
+    runBenchmark(state, &PowerHalController::setBoost, boost, 0);
 }
 
 static void BM_PowerHalControllerBenchmarks_setBoostCached(benchmark::State& state) {
-    PowerHalController controller;
-    // First call out of test, to cache supported boost.
-    controller.setBoost(Boost::INTERACTION, 0);
-
-    while (state.KeepRunning()) {
-        controller.setBoost(Boost::INTERACTION, 0);
-    }
+    Boost boost = static_cast<Boost>(state.range(0));
+    runCachedBenchmark(state, &PowerHalController::setBoost, boost, 0);
 }
 
 static void BM_PowerHalControllerBenchmarks_setMode(benchmark::State& state) {
-    while (state.KeepRunning()) {
-        PowerHalController controller;
-        controller.setMode(Mode::INTERACTIVE, false);
-    }
+    Mode mode = static_cast<Mode>(state.range(0));
+    runBenchmark(state, &PowerHalController::setMode, mode, false);
 }
 
 static void BM_PowerHalControllerBenchmarks_setModeCached(benchmark::State& state) {
-    PowerHalController controller;
-    // First call out of test, to cache supported mode.
-    controller.setMode(Mode::INTERACTIVE, false);
-
-    while (state.KeepRunning()) {
-        controller.setMode(Mode::INTERACTIVE, false);
-    }
+    Mode mode = static_cast<Mode>(state.range(0));
+    runCachedBenchmark(state, &PowerHalController::setMode, mode, false);
 }
 
 BENCHMARK(BM_PowerHalControllerBenchmarks_init);
 BENCHMARK(BM_PowerHalControllerBenchmarks_initCached);
-BENCHMARK(BM_PowerHalControllerBenchmarks_setBoost);
-BENCHMARK(BM_PowerHalControllerBenchmarks_setBoostCached);
-BENCHMARK(BM_PowerHalControllerBenchmarks_setMode);
-BENCHMARK(BM_PowerHalControllerBenchmarks_setModeCached);
+BENCHMARK(BM_PowerHalControllerBenchmarks_setBoost)->DenseRange(FIRST_BOOST, LAST_BOOST, 1);
+BENCHMARK(BM_PowerHalControllerBenchmarks_setBoostCached)->DenseRange(FIRST_BOOST, LAST_BOOST, 1);
+BENCHMARK(BM_PowerHalControllerBenchmarks_setMode)->DenseRange(FIRST_MODE, LAST_MODE, 1);
+BENCHMARK(BM_PowerHalControllerBenchmarks_setModeCached)->DenseRange(FIRST_MODE, LAST_MODE, 1);
diff --git a/services/powermanager/benchmarks/PowerHalHidlBenchmarks.cpp b/services/powermanager/benchmarks/PowerHalHidlBenchmarks.cpp
index 5542ac4..97e026b 100644
--- a/services/powermanager/benchmarks/PowerHalHidlBenchmarks.cpp
+++ b/services/powermanager/benchmarks/PowerHalHidlBenchmarks.cpp
@@ -20,23 +20,34 @@
 #include <android/hardware/power/Boost.h>
 #include <android/hardware/power/IPower.h>
 #include <android/hardware/power/Mode.h>
-
 #include <benchmark/benchmark.h>
-
 #include <hardware/power.h>
 #include <hardware_legacy/power.h>
+#include <testUtil.h>
+#include <chrono>
 
+using android::hardware::Return;
 using android::hardware::power::Boost;
 using android::hardware::power::Mode;
 using android::hardware::power::V1_0::Feature;
 using android::hardware::power::V1_0::PowerHint;
+using std::chrono::microseconds;
 using IPower1_0 = android::hardware::power::V1_0::IPower;
 using IPower1_1 = android::hardware::power::V1_1::IPower;
 
 using namespace android;
+using namespace std::chrono_literals;
+
+// Values from types.hal from versions 1.0 to 1.3.
+static constexpr int64_t FIRST_POWER_HINT = static_cast<int64_t>(PowerHint::VSYNC);
+static constexpr int64_t LAST_POWER_HINT = static_cast<int64_t>(PowerHint::LAUNCH);
+
+// Delay between oneway method calls to avoid overflowing the binder buffers.
+static constexpr microseconds ONEWAY_API_DELAY = 100us;
 
 template <class R, class I, class... Args0, class... Args1>
-static void runBenchmark(benchmark::State& state, R (I::*fn)(Args0...), Args1&&... args1) {
+static void runBenchmark(benchmark::State& state, microseconds delay, Return<R> (I::*fn)(Args0...),
+                         Args1&&... args1) {
     sp<I> hal = I::getService();
 
     if (hal == nullptr) {
@@ -45,27 +56,37 @@
     }
 
     while (state.KeepRunning()) {
-        (*hal.*fn)(std::forward<Args1>(args1)...);
+        Return<R> ret = (*hal.*fn)(std::forward<Args1>(args1)...);
+        state.PauseTiming();
+        if (!ret.isOk()) state.SkipWithError(ret.description().c_str());
+        if (delay > 0us) {
+            testDelaySpin(std::chrono::duration_cast<std::chrono::duration<float>>(delay).count());
+        }
+        state.ResumeTiming();
     }
 }
 
 static void BM_PowerHalHidlBenchmarks_setFeature(benchmark::State& state) {
-    runBenchmark(state, &IPower1_0::setFeature, Feature::POWER_FEATURE_DOUBLE_TAP_TO_WAKE, false);
+    runBenchmark(state, 0us, &IPower1_0::setFeature, Feature::POWER_FEATURE_DOUBLE_TAP_TO_WAKE,
+                 false);
 }
 
 static void BM_PowerHalHidlBenchmarks_setInteractive(benchmark::State& state) {
-    runBenchmark(state, &IPower1_0::setInteractive, false);
+    runBenchmark(state, 0us, &IPower1_0::setInteractive, false);
 }
 
 static void BM_PowerHalHidlBenchmarks_powerHint(benchmark::State& state) {
-    runBenchmark(state, &IPower1_0::powerHint, PowerHint::INTERACTION, 0);
+    PowerHint powerHint = static_cast<PowerHint>(state.range(0));
+    runBenchmark(state, 0us, &IPower1_0::powerHint, powerHint, 0);
 }
 
 static void BM_PowerHalHidlBenchmarks_powerHintAsync(benchmark::State& state) {
-    runBenchmark(state, &IPower1_1::powerHintAsync, PowerHint::INTERACTION, 0);
+    PowerHint powerHint = static_cast<PowerHint>(state.range(0));
+    runBenchmark(state, ONEWAY_API_DELAY, &IPower1_1::powerHintAsync, powerHint, 0);
 }
 
 BENCHMARK(BM_PowerHalHidlBenchmarks_setFeature);
 BENCHMARK(BM_PowerHalHidlBenchmarks_setInteractive);
-BENCHMARK(BM_PowerHalHidlBenchmarks_powerHint);
-BENCHMARK(BM_PowerHalHidlBenchmarks_powerHintAsync);
+BENCHMARK(BM_PowerHalHidlBenchmarks_powerHint)->DenseRange(FIRST_POWER_HINT, LAST_POWER_HINT, 1);
+BENCHMARK(BM_PowerHalHidlBenchmarks_powerHintAsync)
+        ->DenseRange(FIRST_POWER_HINT, LAST_POWER_HINT, 1);
diff --git a/services/surfaceflinger/Android.bp b/services/surfaceflinger/Android.bp
index 804a3c3..c55e9df 100644
--- a/services/surfaceflinger/Android.bp
+++ b/services/surfaceflinger/Android.bp
@@ -162,7 +162,6 @@
         "RenderArea.cpp",
         "Scheduler/DispSync.cpp",
         "Scheduler/DispSyncSource.cpp",
-        "Scheduler/EventControlThread.cpp",
         "Scheduler/EventThread.cpp",
         "Scheduler/OneShotTimer.cpp",
         "Scheduler/LayerHistory.cpp",
diff --git a/services/surfaceflinger/CompositionEngine/include/compositionengine/Output.h b/services/surfaceflinger/CompositionEngine/include/compositionengine/Output.h
index baf5258..26299e9 100644
--- a/services/surfaceflinger/CompositionEngine/include/compositionengine/Output.h
+++ b/services/surfaceflinger/CompositionEngine/include/compositionengine/Output.h
@@ -164,8 +164,8 @@
 
     // Sets the projection state to use
     virtual void setProjection(const ui::Transform&, uint32_t orientation, const Rect& frame,
-                               const Rect& viewport, const Rect& sourceClip,
-                               const Rect& destinationClip, bool needsFiltering) = 0;
+                               const Rect& viewport, const Rect& destinationClip,
+                               bool needsFiltering) = 0;
     // Sets the bounds to use
     virtual void setBounds(const ui::Size&) = 0;
 
diff --git a/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/Output.h b/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/Output.h
index 6f25e63..0ac2545 100644
--- a/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/Output.h
+++ b/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/Output.h
@@ -39,7 +39,7 @@
     std::optional<DisplayId> getDisplayId() const override;
     void setCompositionEnabled(bool) override;
     void setProjection(const ui::Transform&, uint32_t orientation, const Rect& frame,
-                       const Rect& viewport, const Rect& sourceClip, const Rect& destinationClip,
+                       const Rect& viewport, const Rect& destinationClip,
                        bool needsFiltering) override;
     void setBounds(const ui::Size&) override;
     void setLayerStackFilter(uint32_t layerStackId, bool isInternal) override;
diff --git a/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/OutputCompositionState.h b/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/OutputCompositionState.h
index 66ed2b6..7120a48 100644
--- a/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/OutputCompositionState.h
+++ b/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/OutputCompositionState.h
@@ -79,9 +79,6 @@
     // The logical space user viewport rectangle
     Rect viewport;
 
-    // The physical space source clip rectangle
-    Rect sourceClip;
-
     // The physical space destination clip rectangle
     Rect destinationClip;
 
diff --git a/services/surfaceflinger/CompositionEngine/include/compositionengine/mock/Output.h b/services/surfaceflinger/CompositionEngine/include/compositionengine/mock/Output.h
index 4661c5d..c4dff73 100644
--- a/services/surfaceflinger/CompositionEngine/include/compositionengine/mock/Output.h
+++ b/services/surfaceflinger/CompositionEngine/include/compositionengine/mock/Output.h
@@ -36,9 +36,8 @@
     MOCK_CONST_METHOD0(getDisplayId, std::optional<DisplayId>());
 
     MOCK_METHOD1(setCompositionEnabled, void(bool));
-    MOCK_METHOD7(setProjection,
-                 void(const ui::Transform&, uint32_t, const Rect&, const Rect&, const Rect&,
-                      const Rect&, bool));
+    MOCK_METHOD6(setProjection,
+                 void(const ui::Transform&, uint32_t, const Rect&, const Rect&, const Rect&, bool));
     MOCK_METHOD1(setBounds, void(const ui::Size&));
     MOCK_METHOD2(setLayerStackFilter, void(uint32_t, bool));
 
diff --git a/services/surfaceflinger/CompositionEngine/src/Output.cpp b/services/surfaceflinger/CompositionEngine/src/Output.cpp
index b07c904..09b3dd7 100644
--- a/services/surfaceflinger/CompositionEngine/src/Output.cpp
+++ b/services/surfaceflinger/CompositionEngine/src/Output.cpp
@@ -106,12 +106,10 @@
 }
 
 void Output::setProjection(const ui::Transform& transform, uint32_t orientation, const Rect& frame,
-                           const Rect& viewport, const Rect& sourceClip,
-                           const Rect& destinationClip, bool needsFiltering) {
+                           const Rect& viewport, const Rect& destinationClip, bool needsFiltering) {
     auto& outputState = editState();
     outputState.transform = transform;
     outputState.orientation = orientation;
-    outputState.sourceClip = sourceClip;
     outputState.destinationClip = destinationClip;
     outputState.frame = frame;
     outputState.viewport = viewport;
@@ -863,7 +861,7 @@
 
     renderengine::DisplaySettings clientCompositionDisplay;
     clientCompositionDisplay.physicalDisplay = outputState.destinationClip;
-    clientCompositionDisplay.clip = outputState.sourceClip;
+    clientCompositionDisplay.clip = outputState.viewport;
     clientCompositionDisplay.orientation = outputState.orientation;
     clientCompositionDisplay.outputDataspace = mDisplayColorProfile->hasWideColorGamut()
             ? outputState.dataspace
@@ -951,7 +949,7 @@
     const bool useIdentityTransform = false;
     bool firstLayer = true;
     // Used when a layer clears part of the buffer.
-    Region dummyRegion;
+    Region stubRegion;
 
     for (auto* layer : getOutputLayersOrderedByZ()) {
         const auto& layerState = layer->getState();
@@ -990,7 +988,7 @@
                     layer->needsFiltering() || outputState.needsFiltering,
                     outputState.isSecure,
                     supportsProtectedContent,
-                    clientComposition ? clearRegion : dummyRegion,
+                    clientComposition ? clearRegion : stubRegion,
                     outputState.viewport,
                     outputDataspace,
                     realContentIsVisible,
diff --git a/services/surfaceflinger/CompositionEngine/src/OutputCompositionState.cpp b/services/surfaceflinger/CompositionEngine/src/OutputCompositionState.cpp
index 4835aef..f3b2da1 100644
--- a/services/surfaceflinger/CompositionEngine/src/OutputCompositionState.cpp
+++ b/services/surfaceflinger/CompositionEngine/src/OutputCompositionState.cpp
@@ -41,7 +41,6 @@
     dumpVal(out, "bounds", bounds);
     dumpVal(out, "frame", frame);
     dumpVal(out, "viewport", viewport);
-    dumpVal(out, "sourceClip", sourceClip);
     dumpVal(out, "destinationClip", destinationClip);
     dumpVal(out, "needsFiltering", needsFiltering);
 
diff --git a/services/surfaceflinger/CompositionEngine/tests/DisplayTest.cpp b/services/surfaceflinger/CompositionEngine/tests/DisplayTest.cpp
index 09f37fb..378c050 100644
--- a/services/surfaceflinger/CompositionEngine/tests/DisplayTest.cpp
+++ b/services/surfaceflinger/CompositionEngine/tests/DisplayTest.cpp
@@ -56,8 +56,9 @@
 using testing::SetArgPointee;
 using testing::StrictMock;
 
-constexpr DisplayId DEFAULT_DISPLAY_ID = DisplayId{42};
-constexpr DisplayId VIRTUAL_DISPLAY_ID = DisplayId{43};
+constexpr PhysicalDisplayId DEFAULT_DISPLAY_ID = PhysicalDisplayId{42};
+// TODO(b/160679868) Use VirtualDisplayId
+constexpr PhysicalDisplayId VIRTUAL_DISPLAY_ID = PhysicalDisplayId{43};
 constexpr int32_t DEFAULT_DISPLAY_WIDTH = 1920;
 constexpr int32_t DEFAULT_DISPLAY_HEIGHT = 1080;
 constexpr int32_t DEFAULT_LAYER_STACK = 123;
diff --git a/services/surfaceflinger/CompositionEngine/tests/MockHWComposer.h b/services/surfaceflinger/CompositionEngine/tests/MockHWComposer.h
index 75a4fec..1dd5df4 100644
--- a/services/surfaceflinger/CompositionEngine/tests/MockHWComposer.h
+++ b/services/surfaceflinger/CompositionEngine/tests/MockHWComposer.h
@@ -46,7 +46,7 @@
 
     MOCK_METHOD3(allocateVirtualDisplay,
                  std::optional<DisplayId>(uint32_t, uint32_t, ui::PixelFormat*));
-    MOCK_METHOD2(allocatePhysicalDisplay, void(hal::HWDisplayId, DisplayId));
+    MOCK_METHOD2(allocatePhysicalDisplay, void(hal::HWDisplayId, PhysicalDisplayId));
     MOCK_METHOD1(createLayer, HWC2::Layer*(DisplayId));
     MOCK_METHOD2(destroyLayer, void(DisplayId, HWC2::Layer*));
     MOCK_METHOD3(getDeviceCompositionChanges,
@@ -107,8 +107,8 @@
     MOCK_CONST_METHOD1(getHwcDisplayId, std::optional<hal::HWDisplayId>(int32_t));
     MOCK_CONST_METHOD0(getInternalHwcDisplayId, std::optional<hal::HWDisplayId>());
     MOCK_CONST_METHOD0(getExternalHwcDisplayId, std::optional<hal::HWDisplayId>());
-    MOCK_CONST_METHOD1(toPhysicalDisplayId, std::optional<DisplayId>(hal::HWDisplayId));
-    MOCK_CONST_METHOD1(fromPhysicalDisplayId, std::optional<hal::HWDisplayId>(DisplayId));
+    MOCK_CONST_METHOD1(toPhysicalDisplayId, std::optional<PhysicalDisplayId>(hal::HWDisplayId));
+    MOCK_CONST_METHOD1(fromPhysicalDisplayId, std::optional<hal::HWDisplayId>(PhysicalDisplayId));
 };
 
 } // namespace mock
diff --git a/services/surfaceflinger/CompositionEngine/tests/OutputTest.cpp b/services/surfaceflinger/CompositionEngine/tests/OutputTest.cpp
index 59ed72e..6ba06a6 100644
--- a/services/surfaceflinger/CompositionEngine/tests/OutputTest.cpp
+++ b/services/surfaceflinger/CompositionEngine/tests/OutputTest.cpp
@@ -240,18 +240,16 @@
     const int32_t orientation = 123;
     const Rect frame{1, 2, 3, 4};
     const Rect viewport{5, 6, 7, 8};
-    const Rect sourceClip{9, 10, 11, 12};
     const Rect destinationClip{13, 14, 15, 16};
     const bool needsFiltering = true;
 
-    mOutput->setProjection(transform, orientation, frame, viewport, sourceClip, destinationClip,
+    mOutput->setProjection(transform, orientation, frame, viewport, destinationClip,
                            needsFiltering);
 
     EXPECT_THAT(mOutput->getState().transform, transform);
     EXPECT_EQ(orientation, mOutput->getState().orientation);
     EXPECT_EQ(frame, mOutput->getState().frame);
     EXPECT_EQ(viewport, mOutput->getState().viewport);
-    EXPECT_EQ(sourceClip, mOutput->getState().sourceClip);
     EXPECT_EQ(destinationClip, mOutput->getState().destinationClip);
     EXPECT_EQ(needsFiltering, mOutput->getState().needsFiltering);
 }
@@ -2787,7 +2785,6 @@
 
         mOutput.mState.frame = kDefaultOutputFrame;
         mOutput.mState.viewport = kDefaultOutputViewport;
-        mOutput.mState.sourceClip = kDefaultOutputSourceClip;
         mOutput.mState.destinationClip = kDefaultOutputDestinationClip;
         mOutput.mState.transform = ui::Transform{kDefaultOutputOrientation};
         mOutput.mState.orientation = kDefaultOutputOrientation;
@@ -2834,7 +2831,6 @@
 
     static const Rect kDefaultOutputFrame;
     static const Rect kDefaultOutputViewport;
-    static const Rect kDefaultOutputSourceClip;
     static const Rect kDefaultOutputDestinationClip;
     static const mat4 kDefaultColorTransformMat;
 
@@ -2856,7 +2852,6 @@
 
 const Rect OutputComposeSurfacesTest::kDefaultOutputFrame{1001, 1002, 1003, 1004};
 const Rect OutputComposeSurfacesTest::kDefaultOutputViewport{1005, 1006, 1007, 1008};
-const Rect OutputComposeSurfacesTest::kDefaultOutputSourceClip{1009, 1010, 1011, 1012};
 const Rect OutputComposeSurfacesTest::kDefaultOutputDestinationClip{1013, 1014, 1015, 1016};
 const mat4 OutputComposeSurfacesTest::kDefaultColorTransformMat{mat4() * 0.5f};
 const compositionengine::CompositionRefreshArgs OutputComposeSurfacesTest::kDefaultRefreshArgs;
@@ -3122,7 +3117,7 @@
     verify().ifMixedCompositionIs(true)
             .andIfUsesHdr(true)
             .andIfSkipColorTransform(false)
-            .thenExpectDisplaySettingsUsed({kDefaultOutputDestinationClip, kDefaultOutputSourceClip,
+            .thenExpectDisplaySettingsUsed({kDefaultOutputDestinationClip, kDefaultOutputViewport,
                                             kDefaultMaxLuminance, kDefaultOutputDataspace, mat4(),
                                             Region::INVALID_REGION, kDefaultOutputOrientation})
             .execute()
@@ -3133,7 +3128,7 @@
     verify().ifMixedCompositionIs(true)
             .andIfUsesHdr(false)
             .andIfSkipColorTransform(false)
-            .thenExpectDisplaySettingsUsed({kDefaultOutputDestinationClip, kDefaultOutputSourceClip,
+            .thenExpectDisplaySettingsUsed({kDefaultOutputDestinationClip, kDefaultOutputViewport,
                                             kDefaultMaxLuminance, kDefaultOutputDataspace, mat4(),
                                             Region::INVALID_REGION, kDefaultOutputOrientation})
             .execute()
@@ -3144,7 +3139,7 @@
     verify().ifMixedCompositionIs(false)
             .andIfUsesHdr(true)
             .andIfSkipColorTransform(false)
-            .thenExpectDisplaySettingsUsed({kDefaultOutputDestinationClip, kDefaultOutputSourceClip,
+            .thenExpectDisplaySettingsUsed({kDefaultOutputDestinationClip, kDefaultOutputViewport,
                                             kDefaultMaxLuminance, kDefaultOutputDataspace,
                                             kDefaultColorTransformMat, Region::INVALID_REGION,
                                             kDefaultOutputOrientation})
@@ -3156,7 +3151,7 @@
     verify().ifMixedCompositionIs(false)
             .andIfUsesHdr(false)
             .andIfSkipColorTransform(false)
-            .thenExpectDisplaySettingsUsed({kDefaultOutputDestinationClip, kDefaultOutputSourceClip,
+            .thenExpectDisplaySettingsUsed({kDefaultOutputDestinationClip, kDefaultOutputViewport,
                                             kDefaultMaxLuminance, kDefaultOutputDataspace,
                                             kDefaultColorTransformMat, Region::INVALID_REGION,
                                             kDefaultOutputOrientation})
@@ -3169,7 +3164,7 @@
     verify().ifMixedCompositionIs(false)
             .andIfUsesHdr(true)
             .andIfSkipColorTransform(true)
-            .thenExpectDisplaySettingsUsed({kDefaultOutputDestinationClip, kDefaultOutputSourceClip,
+            .thenExpectDisplaySettingsUsed({kDefaultOutputDestinationClip, kDefaultOutputViewport,
                                             kDefaultMaxLuminance, kDefaultOutputDataspace, mat4(),
                                             Region::INVALID_REGION, kDefaultOutputOrientation})
             .execute()
@@ -3416,7 +3411,6 @@
     GenerateClientCompositionRequestsTest_ThreeLayers() {
         mOutput.mState.frame = kDisplayFrame;
         mOutput.mState.viewport = kDisplayViewport;
-        mOutput.mState.sourceClip = kDisplaySourceClip;
         mOutput.mState.destinationClip = kDisplayDestinationClip;
         mOutput.mState.transform = ui::Transform{kDisplayOrientation};
         mOutput.mState.orientation = kDisplayOrientation;
@@ -3448,7 +3442,6 @@
 
     static const Rect kDisplayFrame;
     static const Rect kDisplayViewport;
-    static const Rect kDisplaySourceClip;
     static const Rect kDisplayDestinationClip;
 
     std::array<Layer, 3> mLayers;
@@ -3456,7 +3449,6 @@
 
 const Rect GenerateClientCompositionRequestsTest_ThreeLayers::kDisplayFrame(0, 0, 100, 200);
 const Rect GenerateClientCompositionRequestsTest_ThreeLayers::kDisplayViewport(0, 0, 101, 201);
-const Rect GenerateClientCompositionRequestsTest_ThreeLayers::kDisplaySourceClip(0, 0, 102, 202);
 const Rect GenerateClientCompositionRequestsTest_ThreeLayers::kDisplayDestinationClip(0, 0, 103,
                                                                                       203);
 
@@ -3583,15 +3575,15 @@
     mLayers[1].mLayerFEState.isOpaque = true;
     mLayers[2].mLayerFEState.isOpaque = true;
     Region accumClearRegion(Rect(10, 11, 12, 13));
-    Region dummyRegion;
+    Region stubRegion;
 
     compositionengine::LayerFE::ClientCompositionTargetSettings layer1TargetSettings{
             Region(kDisplayFrame),
-            false,       /* identity transform */
-            false,       /* needs filtering */
-            false,       /* secure */
-            false,       /* supports protected content */
-            dummyRegion, /* clear region */
+            false,      /* identity transform */
+            false,      /* needs filtering */
+            false,      /* secure */
+            false,      /* supports protected content */
+            stubRegion, /* clear region */
             kDisplayViewport,
             kDisplayDataspace,
             false /* realContentIsVisible */,
@@ -3945,14 +3937,12 @@
 
     const Rect kPortraitFrame(0, 0, 1000, 2000);
     const Rect kPortraitViewport(0, 0, 2000, 1000);
-    const Rect kPortraitSourceClip(0, 0, 1000, 2000);
     const Rect kPortraitDestinationClip(0, 0, 1000, 2000);
     const uint32_t kPortraitOrientation = TR_ROT_90;
     constexpr ui::Dataspace kOutputDataspace = ui::Dataspace::DISPLAY_P3;
 
     mOutput.mState.frame = kPortraitFrame;
     mOutput.mState.viewport = kPortraitViewport;
-    mOutput.mState.sourceClip = kPortraitSourceClip;
     mOutput.mState.destinationClip = kPortraitDestinationClip;
     mOutput.mState.transform = ui::Transform{kPortraitOrientation};
     mOutput.mState.orientation = kPortraitOrientation;
diff --git a/services/surfaceflinger/CompositionEngine/tests/RenderSurfaceTest.cpp b/services/surfaceflinger/CompositionEngine/tests/RenderSurfaceTest.cpp
index fd47e45..519cc57 100644
--- a/services/surfaceflinger/CompositionEngine/tests/RenderSurfaceTest.cpp
+++ b/services/surfaceflinger/CompositionEngine/tests/RenderSurfaceTest.cpp
@@ -33,7 +33,7 @@
 
 constexpr int32_t DEFAULT_DISPLAY_WIDTH = 1920;
 constexpr int32_t DEFAULT_DISPLAY_HEIGHT = 1080;
-constexpr std::optional<DisplayId> DEFAULT_DISPLAY_ID = std::make_optional(DisplayId{123u});
+constexpr std::optional<DisplayId> DEFAULT_DISPLAY_ID = {PhysicalDisplayId(123u)};
 const std::string DEFAULT_DISPLAY_NAME = "Mock Display";
 
 using testing::_;
diff --git a/services/surfaceflinger/DisplayDevice.cpp b/services/surfaceflinger/DisplayDevice.cpp
index 9aa274b..a4fc833 100644
--- a/services/surfaceflinger/DisplayDevice.cpp
+++ b/services/surfaceflinger/DisplayDevice.cpp
@@ -226,7 +226,6 @@
     const bool needsFiltering =
             (!globalTransform.preserveRects() || (type >= ui::Transform::SCALE));
 
-    const Rect& sourceClip = viewport;
     Rect destinationClip = globalTransform.transform(viewport);
     if (destinationClip.isEmpty()) {
         destinationClip = displayBounds;
@@ -244,7 +243,7 @@
     }
 
     getCompositionDisplay()->setProjection(globalTransform, transformOrientation, frame, viewport,
-                                           sourceClip, destinationClip, needsFiltering);
+                                           destinationClip, needsFiltering);
 }
 
 ui::Transform::RotationFlags DisplayDevice::getPrimaryDisplayRotationFlags() {
@@ -324,10 +323,6 @@
     return mCompositionDisplay->getState().frame;
 }
 
-const Rect& DisplayDevice::getSourceClip() const {
-    return mCompositionDisplay->getState().sourceClip;
-}
-
 bool DisplayDevice::hasWideColorGamut() const {
     return mCompositionDisplay->getDisplayColorProfile()->hasWideColorGamut();
 }
diff --git a/services/surfaceflinger/DisplayDevice.h b/services/surfaceflinger/DisplayDevice.h
index 576488c..1319679 100644
--- a/services/surfaceflinger/DisplayDevice.h
+++ b/services/surfaceflinger/DisplayDevice.h
@@ -101,7 +101,6 @@
     const ui::Transform& getTransform() const;
     const Rect& getViewport() const;
     const Rect& getFrame() const;
-    const Rect& getSourceClip() const;
     bool needsFiltering() const;
     ui::LayerStack getLayerStack() const;
 
@@ -194,7 +193,7 @@
 
 struct DisplayDeviceState {
     struct Physical {
-        DisplayId id;
+        PhysicalDisplayId id;
         DisplayConnectionType type;
         hardware::graphics::composer::hal::HWDisplayId hwcDisplayId;
         std::optional<DeviceProductInfo> deviceProductInfo;
diff --git a/services/surfaceflinger/DisplayHardware/DisplayIdentification.cpp b/services/surfaceflinger/DisplayHardware/DisplayIdentification.cpp
index 52a6380..98209bb 100644
--- a/services/surfaceflinger/DisplayHardware/DisplayIdentification.cpp
+++ b/services/surfaceflinger/DisplayHardware/DisplayIdentification.cpp
@@ -14,10 +14,6 @@
  * limitations under the License.
  */
 
-// TODO(b/129481165): remove the #pragma below and fix conversion issues
-#pragma clang diagnostic push
-#pragma clang diagnostic ignored "-Wconversion"
-
 #undef LOG_TAG
 #define LOG_TAG "DisplayIdentification"
 
@@ -38,7 +34,6 @@
 constexpr size_t kEdidBlockSize = 128;
 constexpr size_t kEdidHeaderLength = 5;
 
-constexpr uint16_t kFallbackEdidManufacturerId = 0;
 constexpr uint16_t kVirtualEdidManufacturerId = 0xffffu;
 
 std::optional<uint8_t> getEdidDescriptorType(const byte_view& view) {
@@ -126,8 +121,8 @@
         constexpr uint8_t kVendorSpecificDataBlockTag = 0x3;
 
         if (tag == kVendorSpecificDataBlockTag) {
-            const uint32_t ieeeRegistrationId =
-                    dataBlock[1] | (dataBlock[2] << 8) | (dataBlock[3] << 16);
+            const uint32_t ieeeRegistrationId = static_cast<uint32_t>(
+                    dataBlock[1] | (dataBlock[2] << 8) | (dataBlock[3] << 16));
             constexpr uint32_t kHdmiIeeeRegistrationId = 0xc03;
 
             if (ieeeRegistrationId == kHdmiIeeeRegistrationId) {
@@ -152,14 +147,6 @@
 
 } // namespace
 
-uint16_t DisplayId::manufacturerId() const {
-    return static_cast<uint16_t>(value >> 40);
-}
-
-DisplayId DisplayId::fromEdid(uint8_t port, uint16_t manufacturerId, uint32_t modelHash) {
-    return {(static_cast<Type>(manufacturerId) << 40) | (static_cast<Type>(modelHash) << 8) | port};
-}
-
 bool isEdid(const DisplayIdentificationData& data) {
     const uint8_t kMagic[] = {0, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0};
     return data.size() >= sizeof(kMagic) &&
@@ -184,7 +171,7 @@
 
     // Plug and play ID encoded as big-endian 16-bit value.
     const uint16_t manufacturerId =
-            (edid[kManufacturerOffset] << 8) | edid[kManufacturerOffset + 1];
+            static_cast<uint16_t>((edid[kManufacturerOffset] << 8) | edid[kManufacturerOffset + 1]);
 
     const auto pnpId = getPnpId(manufacturerId);
     if (!pnpId) {
@@ -197,7 +184,8 @@
         ALOGE("Invalid EDID: product ID is truncated.");
         return {};
     }
-    const uint16_t productId = edid[kProductIdOffset] | (edid[kProductIdOffset + 1] << 8);
+    const uint16_t productId =
+            static_cast<uint16_t>(edid[kProductIdOffset] | (edid[kProductIdOffset + 1] << 8));
 
     constexpr size_t kManufactureWeekOffset = 16;
     if (edid.size() < kManufactureWeekOffset + sizeof(uint8_t)) {
@@ -323,8 +311,8 @@
     return a && b && c ? std::make_optional(PnpId{a, b, c}) : std::nullopt;
 }
 
-std::optional<PnpId> getPnpId(DisplayId displayId) {
-    return getPnpId(displayId.manufacturerId());
+std::optional<PnpId> getPnpId(PhysicalDisplayId displayId) {
+    return getPnpId(displayId.getManufacturerId());
 }
 
 std::optional<DisplayIdentificationInfo> parseDisplayIdentificationData(
@@ -339,21 +327,15 @@
         return {};
     }
 
-    const auto displayId = DisplayId::fromEdid(port, edid->manufacturerId, edid->modelHash);
+    const auto displayId = PhysicalDisplayId::fromEdid(port, edid->manufacturerId, edid->modelHash);
     return DisplayIdentificationInfo{.id = displayId,
                                      .name = std::string(edid->displayName),
                                      .deviceProductInfo = buildDeviceProductInfo(*edid)};
 }
 
-DisplayId getFallbackDisplayId(uint8_t port) {
-    return DisplayId::fromEdid(port, kFallbackEdidManufacturerId, 0);
-}
-
-DisplayId getVirtualDisplayId(uint32_t id) {
-    return DisplayId::fromEdid(0, kVirtualEdidManufacturerId, id);
+PhysicalDisplayId getVirtualDisplayId(uint32_t id) {
+    return PhysicalDisplayId::fromEdid(0, kVirtualEdidManufacturerId, id);
 }
 
 } // namespace android
 
-// TODO(b/129481165): remove the #pragma below and fix conversion issues
-#pragma clang diagnostic pop // ignored "-Wconversion"
diff --git a/services/surfaceflinger/DisplayHardware/DisplayIdentification.h b/services/surfaceflinger/DisplayHardware/DisplayIdentification.h
index 4819d1d..fbea4e5 100644
--- a/services/surfaceflinger/DisplayHardware/DisplayIdentification.h
+++ b/services/surfaceflinger/DisplayHardware/DisplayIdentification.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2018 The Android Open Source Project
+ * Copyright 2018 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -24,38 +24,18 @@
 #include <vector>
 
 #include <ui/DeviceProductInfo.h>
-#include <ui/PhysicalDisplayId.h>
+#include <ui/DisplayId.h>
 
 #define LEGACY_DISPLAY_TYPE_PRIMARY 0
 #define LEGACY_DISPLAY_TYPE_EXTERNAL 1
 
 namespace android {
 
-struct DisplayId {
-    using Type = PhysicalDisplayId;
-    Type value;
-
-    uint16_t manufacturerId() const;
-
-    static DisplayId fromEdid(uint8_t port, uint16_t manufacturerId, uint32_t modelHash);
-};
-
-inline bool operator==(DisplayId lhs, DisplayId rhs) {
-    return lhs.value == rhs.value;
-}
-
-inline bool operator!=(DisplayId lhs, DisplayId rhs) {
-    return !(lhs == rhs);
-}
-
-inline std::string to_string(DisplayId displayId) {
-    return std::to_string(displayId.value);
-}
 
 using DisplayIdentificationData = std::vector<uint8_t>;
 
 struct DisplayIdentificationInfo {
-    DisplayId id;
+    PhysicalDisplayId id;
     std::string name;
     std::optional<DeviceProductInfo> deviceProductInfo;
 };
@@ -94,23 +74,12 @@
 bool isEdid(const DisplayIdentificationData&);
 std::optional<Edid> parseEdid(const DisplayIdentificationData&);
 std::optional<PnpId> getPnpId(uint16_t manufacturerId);
-std::optional<PnpId> getPnpId(DisplayId);
+std::optional<PnpId> getPnpId(PhysicalDisplayId);
 
 std::optional<DisplayIdentificationInfo> parseDisplayIdentificationData(
         uint8_t port, const DisplayIdentificationData&);
 
-DisplayId getFallbackDisplayId(uint8_t port);
-DisplayId getVirtualDisplayId(uint32_t id);
+PhysicalDisplayId getVirtualDisplayId(uint32_t id);
 
 } // namespace android
 
-namespace std {
-
-template <>
-struct hash<android::DisplayId> {
-    size_t operator()(android::DisplayId displayId) const {
-        return hash<android::DisplayId::Type>()(displayId.value);
-    }
-};
-
-} // namespace std
diff --git a/services/surfaceflinger/DisplayHardware/HWC2.h b/services/surfaceflinger/DisplayHardware/HWC2.h
index 6819ff4..12f26f6 100644
--- a/services/surfaceflinger/DisplayHardware/HWC2.h
+++ b/services/surfaceflinger/DisplayHardware/HWC2.h
@@ -14,8 +14,7 @@
  * limitations under the License.
  */
 
-#ifndef ANDROID_SF_HWC2_H
-#define ANDROID_SF_HWC2_H
+#pragma once
 
 #include <gui/HdrMetadata.h>
 #include <math/mat4.h>
@@ -36,15 +35,16 @@
 #include "Hal.h"
 
 namespace android {
-    struct DisplayedFrameStats;
-    class Fence;
-    class FloatRect;
-    class GraphicBuffer;
-    namespace Hwc2 {
-        class Composer;
-    }
 
-    class TestableSurfaceFlinger;
+class Fence;
+class FloatRect;
+class GraphicBuffer;
+class TestableSurfaceFlinger;
+struct DisplayedFrameStats;
+
+namespace Hwc2 {
+class Composer;
+} // namespace Hwc2
 
 namespace HWC2 {
 
@@ -61,19 +61,17 @@
 // All calls receive a sequenceId, which will be the value that was supplied to
 // HWC2::Device::registerCallback(). It's used to help differentiate callbacks
 // from different hardware composer instances.
-class ComposerCallback {
- public:
-     virtual void onHotplugReceived(int32_t sequenceId, hal::HWDisplayId display,
-                                    hal::Connection connection) = 0;
-     virtual void onRefreshReceived(int32_t sequenceId, hal::HWDisplayId display) = 0;
-     virtual void onVsyncReceived(int32_t sequenceId, hal::HWDisplayId display, int64_t timestamp,
-                                  std::optional<hal::VsyncPeriodNanos> vsyncPeriod) = 0;
-     virtual void onVsyncPeriodTimingChangedReceived(
-             int32_t sequenceId, hal::HWDisplayId display,
-             const hal::VsyncPeriodChangeTimeline& updatedTimeline) = 0;
-     virtual void onSeamlessPossible(int32_t sequenceId, hal::HWDisplayId display) = 0;
+struct ComposerCallback {
+    virtual void onHotplugReceived(int32_t sequenceId, hal::HWDisplayId, hal::Connection) = 0;
+    virtual void onRefreshReceived(int32_t sequenceId, hal::HWDisplayId) = 0;
+    virtual void onVsyncReceived(int32_t sequenceId, hal::HWDisplayId, int64_t timestamp,
+                                 std::optional<hal::VsyncPeriodNanos>) = 0;
+    virtual void onVsyncPeriodTimingChangedReceived(int32_t sequenceId, hal::HWDisplayId,
+                                                    const hal::VsyncPeriodChangeTimeline&) = 0;
+    virtual void onSeamlessPossible(int32_t sequenceId, hal::HWDisplayId) = 0;
 
-     virtual ~ComposerCallback() = default;
+protected:
+    ~ComposerCallback() = default;
 };
 
 // Convenience C++ class to access per display functions directly.
@@ -454,5 +452,3 @@
 } // namespace impl
 } // namespace HWC2
 } // namespace android
-
-#endif // ANDROID_SF_HWC2_H
diff --git a/services/surfaceflinger/DisplayHardware/HWComposer.cpp b/services/surfaceflinger/DisplayHardware/HWComposer.cpp
index 7a2f0f3..05ef599 100644
--- a/services/surfaceflinger/DisplayHardware/HWComposer.cpp
+++ b/services/surfaceflinger/DisplayHardware/HWComposer.cpp
@@ -284,7 +284,8 @@
     return displayId;
 }
 
-void HWComposer::allocatePhysicalDisplay(hal::HWDisplayId hwcDisplayId, DisplayId displayId) {
+void HWComposer::allocatePhysicalDisplay(hal::HWDisplayId hwcDisplayId,
+                                         PhysicalDisplayId displayId) {
     if (!mInternalHwcDisplayId) {
         mInternalHwcDisplayId = hwcDisplayId;
     } else if (mInternalHwcDisplayId != hwcDisplayId && !mExternalHwcDisplayId) {
@@ -865,7 +866,8 @@
     result.append(mComposer->dumpDebugInfo());
 }
 
-std::optional<DisplayId> HWComposer::toPhysicalDisplayId(hal::HWDisplayId hwcDisplayId) const {
+std::optional<PhysicalDisplayId> HWComposer::toPhysicalDisplayId(
+        hal::HWDisplayId hwcDisplayId) const {
     if (const auto it = mPhysicalDisplayIdMap.find(hwcDisplayId);
         it != mPhysicalDisplayIdMap.end()) {
         return it->second;
@@ -873,7 +875,8 @@
     return {};
 }
 
-std::optional<hal::HWDisplayId> HWComposer::fromPhysicalDisplayId(DisplayId displayId) const {
+std::optional<hal::HWDisplayId> HWComposer::fromPhysicalDisplayId(
+        PhysicalDisplayId displayId) const {
     if (const auto it = mDisplayData.find(displayId);
         it != mDisplayData.end() && !it->second.isVirtual) {
         return it->second.hwcDisplay->getId();
@@ -937,7 +940,7 @@
                 port = isPrimary ? LEGACY_DISPLAY_TYPE_PRIMARY : LEGACY_DISPLAY_TYPE_EXTERNAL;
             }
 
-            return DisplayIdentificationInfo{.id = getFallbackDisplayId(port),
+            return DisplayIdentificationInfo{.id = PhysicalDisplayId::fromPort(port),
                                              .name = isPrimary ? "Internal display"
                                                                : "External display",
                                              .deviceProductInfo = std::nullopt};
diff --git a/services/surfaceflinger/DisplayHardware/HWComposer.h b/services/surfaceflinger/DisplayHardware/HWComposer.h
index b800038..698e3af 100644
--- a/services/surfaceflinger/DisplayHardware/HWComposer.h
+++ b/services/surfaceflinger/DisplayHardware/HWComposer.h
@@ -84,23 +84,22 @@
 
     virtual void setConfiguration(HWC2::ComposerCallback* callback, int32_t sequenceId) = 0;
 
-    virtual bool getDisplayIdentificationData(hal::HWDisplayId hwcDisplayId, uint8_t* outPort,
+    virtual bool getDisplayIdentificationData(hal::HWDisplayId, uint8_t* outPort,
                                               DisplayIdentificationData* outData) const = 0;
 
-    virtual bool hasCapability(hal::Capability capability) const = 0;
-    virtual bool hasDisplayCapability(DisplayId displayId,
-                                      hal::DisplayCapability capability) const = 0;
+    virtual bool hasCapability(hal::Capability) const = 0;
+    virtual bool hasDisplayCapability(DisplayId, hal::DisplayCapability) const = 0;
 
     // Attempts to allocate a virtual display and returns its ID if created on the HWC device.
     virtual std::optional<DisplayId> allocateVirtualDisplay(uint32_t width, uint32_t height,
-                                                            ui::PixelFormat* format) = 0;
+                                                            ui::PixelFormat*) = 0;
 
-    virtual void allocatePhysicalDisplay(hal::HWDisplayId hwcDisplayId, DisplayId displayId) = 0;
+    virtual void allocatePhysicalDisplay(hal::HWDisplayId, PhysicalDisplayId) = 0;
 
     // Attempts to create a new layer on this display
-    virtual HWC2::Layer* createLayer(DisplayId displayId) = 0;
+    virtual HWC2::Layer* createLayer(DisplayId) = 0;
     // Destroy a previously created layer
-    virtual void destroyLayer(DisplayId displayId, HWC2::Layer* layer) = 0;
+    virtual void destroyLayer(DisplayId, HWC2::Layer*) = 0;
 
     // Gets any required composition change requests from the HWC device.
     //
@@ -113,104 +112,97 @@
             DisplayId, bool frameUsesClientComposition,
             std::optional<DeviceRequestedChanges>* outChanges) = 0;
 
-    virtual status_t setClientTarget(DisplayId displayId, uint32_t slot,
-                                     const sp<Fence>& acquireFence, const sp<GraphicBuffer>& target,
-                                     ui::Dataspace dataspace) = 0;
+    virtual status_t setClientTarget(DisplayId, uint32_t slot, const sp<Fence>& acquireFence,
+                                     const sp<GraphicBuffer>& target, ui::Dataspace) = 0;
 
     // Present layers to the display and read releaseFences.
-    virtual status_t presentAndGetReleaseFences(DisplayId displayId) = 0;
+    virtual status_t presentAndGetReleaseFences(DisplayId) = 0;
 
     // set power mode
-    virtual status_t setPowerMode(DisplayId displayId, hal::PowerMode mode) = 0;
+    virtual status_t setPowerMode(DisplayId, hal::PowerMode) = 0;
 
     // Sets a color transform to be applied to the result of composition
-    virtual status_t setColorTransform(DisplayId displayId, const mat4& transform) = 0;
+    virtual status_t setColorTransform(DisplayId, const mat4& transform) = 0;
 
     // reset state when an external, non-virtual display is disconnected
-    virtual void disconnectDisplay(DisplayId displayId) = 0;
+    virtual void disconnectDisplay(DisplayId) = 0;
 
     // get the present fence received from the last call to present.
-    virtual sp<Fence> getPresentFence(DisplayId displayId) const = 0;
+    virtual sp<Fence> getPresentFence(DisplayId) const = 0;
 
     // Get last release fence for the given layer
-    virtual sp<Fence> getLayerReleaseFence(DisplayId displayId, HWC2::Layer* layer) const = 0;
+    virtual sp<Fence> getLayerReleaseFence(DisplayId, HWC2::Layer*) const = 0;
 
     // Set the output buffer and acquire fence for a virtual display.
     // Returns INVALID_OPERATION if displayId is not a virtual display.
-    virtual status_t setOutputBuffer(DisplayId displayId, const sp<Fence>& acquireFence,
+    virtual status_t setOutputBuffer(DisplayId, const sp<Fence>& acquireFence,
                                      const sp<GraphicBuffer>& buffer) = 0;
 
     // After SurfaceFlinger has retrieved the release fences for all the frames,
     // it can call this to clear the shared pointers in the release fence map
-    virtual void clearReleaseFences(DisplayId displayId) = 0;
+    virtual void clearReleaseFences(DisplayId) = 0;
 
     // Fetches the HDR capabilities of the given display
-    virtual status_t getHdrCapabilities(DisplayId displayId, HdrCapabilities* outCapabilities) = 0;
+    virtual status_t getHdrCapabilities(DisplayId, HdrCapabilities* outCapabilities) = 0;
 
-    virtual int32_t getSupportedPerFrameMetadata(DisplayId displayId) const = 0;
+    virtual int32_t getSupportedPerFrameMetadata(DisplayId) const = 0;
 
     // Returns the available RenderIntent of the given display.
-    virtual std::vector<ui::RenderIntent> getRenderIntents(DisplayId displayId,
-                                                           ui::ColorMode colorMode) const = 0;
+    virtual std::vector<ui::RenderIntent> getRenderIntents(DisplayId, ui::ColorMode) const = 0;
 
-    virtual mat4 getDataspaceSaturationMatrix(DisplayId displayId, ui::Dataspace dataspace) = 0;
+    virtual mat4 getDataspaceSaturationMatrix(DisplayId, ui::Dataspace) = 0;
 
     // Returns the attributes of the color sampling engine.
-    virtual status_t getDisplayedContentSamplingAttributes(DisplayId displayId,
-                                                           ui::PixelFormat* outFormat,
+    virtual status_t getDisplayedContentSamplingAttributes(DisplayId, ui::PixelFormat* outFormat,
                                                            ui::Dataspace* outDataspace,
                                                            uint8_t* outComponentMask) = 0;
-    virtual status_t setDisplayContentSamplingEnabled(DisplayId displayId, bool enabled,
+    virtual status_t setDisplayContentSamplingEnabled(DisplayId, bool enabled,
                                                       uint8_t componentMask,
                                                       uint64_t maxFrames) = 0;
-    virtual status_t getDisplayedContentSample(DisplayId displayId, uint64_t maxFrames,
-                                               uint64_t timestamp,
+    virtual status_t getDisplayedContentSample(DisplayId, uint64_t maxFrames, uint64_t timestamp,
                                                DisplayedFrameStats* outStats) = 0;
 
     // Sets the brightness of a display.
-    virtual std::future<status_t> setDisplayBrightness(DisplayId displayId, float brightness) = 0;
+    virtual std::future<status_t> setDisplayBrightness(DisplayId, float brightness) = 0;
 
     // Events handling ---------------------------------------------------------
 
     // Returns stable display ID (and display name on connection of new or previously disconnected
     // display), or std::nullopt if hotplug event was ignored.
     // This function is called from SurfaceFlinger.
-    virtual std::optional<DisplayIdentificationInfo> onHotplug(hal::HWDisplayId hwcDisplayId,
-                                                               hal::Connection connection) = 0;
+    virtual std::optional<DisplayIdentificationInfo> onHotplug(hal::HWDisplayId,
+                                                               hal::Connection) = 0;
 
-    virtual bool onVsync(hal::HWDisplayId hwcDisplayId, int64_t timestamp) = 0;
-    virtual void setVsyncEnabled(DisplayId displayId, hal::Vsync enabled) = 0;
+    virtual bool onVsync(hal::HWDisplayId, int64_t timestamp) = 0;
+    virtual void setVsyncEnabled(DisplayId, hal::Vsync enabled) = 0;
 
-    virtual nsecs_t getRefreshTimestamp(DisplayId displayId) const = 0;
-    virtual bool isConnected(DisplayId displayId) const = 0;
+    virtual nsecs_t getRefreshTimestamp(DisplayId) const = 0;
+    virtual bool isConnected(DisplayId) const = 0;
 
     // Non-const because it can update configMap inside of mDisplayData
     virtual std::vector<std::shared_ptr<const HWC2::Display::Config>> getConfigs(
-            DisplayId displayId) const = 0;
+            DisplayId) const = 0;
 
-    virtual std::shared_ptr<const HWC2::Display::Config> getActiveConfig(
-            DisplayId displayId) const = 0;
-    virtual int getActiveConfigIndex(DisplayId displayId) const = 0;
+    virtual std::shared_ptr<const HWC2::Display::Config> getActiveConfig(DisplayId) const = 0;
+    virtual int getActiveConfigIndex(DisplayId) const = 0;
 
-    virtual std::vector<ui::ColorMode> getColorModes(DisplayId displayId) const = 0;
+    virtual std::vector<ui::ColorMode> getColorModes(DisplayId) const = 0;
 
-    virtual status_t setActiveColorMode(DisplayId displayId, ui::ColorMode mode,
-                                        ui::RenderIntent renderIntent) = 0;
+    virtual status_t setActiveColorMode(DisplayId, ui::ColorMode mode, ui::RenderIntent) = 0;
 
     virtual bool isUsingVrComposer() const = 0;
 
     // Composer 2.4
     virtual DisplayConnectionType getDisplayConnectionType(DisplayId) const = 0;
-    virtual bool isVsyncPeriodSwitchSupported(DisplayId displayId) const = 0;
-    virtual nsecs_t getDisplayVsyncPeriod(DisplayId displayId) const = 0;
+    virtual bool isVsyncPeriodSwitchSupported(DisplayId) const = 0;
+    virtual nsecs_t getDisplayVsyncPeriod(DisplayId) const = 0;
     virtual status_t setActiveConfigWithConstraints(
-            DisplayId displayId, size_t configId,
-            const hal::VsyncPeriodChangeConstraints& constraints,
+            DisplayId, size_t configId, const hal::VsyncPeriodChangeConstraints&,
             hal::VsyncPeriodChangeTimeline* outTimeline) = 0;
-    virtual status_t setAutoLowLatencyMode(DisplayId displayId, bool on) = 0;
+    virtual status_t setAutoLowLatencyMode(DisplayId, bool on) = 0;
     virtual status_t getSupportedContentTypes(
-            DisplayId displayId, std::vector<hal::ContentType>* outSupportedContentTypes) = 0;
-    virtual status_t setContentType(DisplayId displayId, hal::ContentType contentType) = 0;
+            DisplayId, std::vector<hal::ContentType>* outSupportedContentTypes) = 0;
+    virtual status_t setContentType(DisplayId, hal::ContentType) = 0;
     virtual const std::unordered_map<std::string, bool>& getSupportedLayerGenericMetadata()
             const = 0;
 
@@ -223,8 +215,8 @@
     virtual std::optional<hal::HWDisplayId> getInternalHwcDisplayId() const = 0;
     virtual std::optional<hal::HWDisplayId> getExternalHwcDisplayId() const = 0;
 
-    virtual std::optional<DisplayId> toPhysicalDisplayId(hal::HWDisplayId hwcDisplayId) const = 0;
-    virtual std::optional<hal::HWDisplayId> fromPhysicalDisplayId(DisplayId displayId) const = 0;
+    virtual std::optional<PhysicalDisplayId> toPhysicalDisplayId(hal::HWDisplayId) const = 0;
+    virtual std::optional<hal::HWDisplayId> fromPhysicalDisplayId(PhysicalDisplayId) const = 0;
 };
 
 namespace impl {
@@ -238,118 +230,112 @@
 
     void setConfiguration(HWC2::ComposerCallback* callback, int32_t sequenceId) override;
 
-    bool getDisplayIdentificationData(hal::HWDisplayId hwcDisplayId, uint8_t* outPort,
+    bool getDisplayIdentificationData(hal::HWDisplayId, uint8_t* outPort,
                                       DisplayIdentificationData* outData) const override;
 
-    bool hasCapability(hal::Capability capability) const override;
-    bool hasDisplayCapability(DisplayId displayId,
-                              hal::DisplayCapability capability) const override;
+    bool hasCapability(hal::Capability) const override;
+    bool hasDisplayCapability(DisplayId, hal::DisplayCapability) const override;
 
     // Attempts to allocate a virtual display and returns its ID if created on the HWC device.
     std::optional<DisplayId> allocateVirtualDisplay(uint32_t width, uint32_t height,
-                                                    ui::PixelFormat* format) override;
+                                                    ui::PixelFormat*) override;
 
     // Called from SurfaceFlinger, when the state for a new physical display needs to be recreated.
-    void allocatePhysicalDisplay(hal::HWDisplayId hwcDisplayId, DisplayId displayId) override;
+    void allocatePhysicalDisplay(hal::HWDisplayId, PhysicalDisplayId) override;
 
     // Attempts to create a new layer on this display
-    HWC2::Layer* createLayer(DisplayId displayId) override;
+    HWC2::Layer* createLayer(DisplayId) override;
     // Destroy a previously created layer
-    void destroyLayer(DisplayId displayId, HWC2::Layer* layer) override;
+    void destroyLayer(DisplayId, HWC2::Layer*) override;
 
     status_t getDeviceCompositionChanges(
             DisplayId, bool frameUsesClientComposition,
             std::optional<DeviceRequestedChanges>* outChanges) override;
 
-    status_t setClientTarget(DisplayId displayId, uint32_t slot, const sp<Fence>& acquireFence,
-                             const sp<GraphicBuffer>& target, ui::Dataspace dataspace) override;
+    status_t setClientTarget(DisplayId, uint32_t slot, const sp<Fence>& acquireFence,
+                             const sp<GraphicBuffer>& target, ui::Dataspace) override;
 
     // Present layers to the display and read releaseFences.
-    status_t presentAndGetReleaseFences(DisplayId displayId) override;
+    status_t presentAndGetReleaseFences(DisplayId) override;
 
     // set power mode
-    status_t setPowerMode(DisplayId displayId, hal::PowerMode mode) override;
+    status_t setPowerMode(DisplayId, hal::PowerMode mode) override;
 
     // Sets a color transform to be applied to the result of composition
-    status_t setColorTransform(DisplayId displayId, const mat4& transform) override;
+    status_t setColorTransform(DisplayId, const mat4& transform) override;
 
     // reset state when an external, non-virtual display is disconnected
-    void disconnectDisplay(DisplayId displayId) override;
+    void disconnectDisplay(DisplayId) override;
 
     // get the present fence received from the last call to present.
-    sp<Fence> getPresentFence(DisplayId displayId) const override;
+    sp<Fence> getPresentFence(DisplayId) const override;
 
     // Get last release fence for the given layer
-    sp<Fence> getLayerReleaseFence(DisplayId displayId, HWC2::Layer* layer) const override;
+    sp<Fence> getLayerReleaseFence(DisplayId, HWC2::Layer*) const override;
 
     // Set the output buffer and acquire fence for a virtual display.
     // Returns INVALID_OPERATION if displayId is not a virtual display.
-    status_t setOutputBuffer(DisplayId displayId, const sp<Fence>& acquireFence,
+    status_t setOutputBuffer(DisplayId, const sp<Fence>& acquireFence,
                              const sp<GraphicBuffer>& buffer) override;
 
     // After SurfaceFlinger has retrieved the release fences for all the frames,
     // it can call this to clear the shared pointers in the release fence map
-    void clearReleaseFences(DisplayId displayId) override;
+    void clearReleaseFences(DisplayId) override;
 
     // Fetches the HDR capabilities of the given display
-    status_t getHdrCapabilities(DisplayId displayId, HdrCapabilities* outCapabilities) override;
+    status_t getHdrCapabilities(DisplayId, HdrCapabilities* outCapabilities) override;
 
-    int32_t getSupportedPerFrameMetadata(DisplayId displayId) const override;
+    int32_t getSupportedPerFrameMetadata(DisplayId) const override;
 
     // Returns the available RenderIntent of the given display.
-    std::vector<ui::RenderIntent> getRenderIntents(DisplayId displayId,
-                                                   ui::ColorMode colorMode) const override;
+    std::vector<ui::RenderIntent> getRenderIntents(DisplayId, ui::ColorMode) const override;
 
-    mat4 getDataspaceSaturationMatrix(DisplayId displayId, ui::Dataspace dataspace) override;
+    mat4 getDataspaceSaturationMatrix(DisplayId, ui::Dataspace) override;
 
     // Returns the attributes of the color sampling engine.
-    status_t getDisplayedContentSamplingAttributes(DisplayId displayId, ui::PixelFormat* outFormat,
+    status_t getDisplayedContentSamplingAttributes(DisplayId, ui::PixelFormat* outFormat,
                                                    ui::Dataspace* outDataspace,
                                                    uint8_t* outComponentMask) override;
-    status_t setDisplayContentSamplingEnabled(DisplayId displayId, bool enabled,
-                                              uint8_t componentMask, uint64_t maxFrames) override;
-    status_t getDisplayedContentSample(DisplayId displayId, uint64_t maxFrames, uint64_t timestamp,
+    status_t setDisplayContentSamplingEnabled(DisplayId, bool enabled, uint8_t componentMask,
+                                              uint64_t maxFrames) override;
+    status_t getDisplayedContentSample(DisplayId, uint64_t maxFrames, uint64_t timestamp,
                                        DisplayedFrameStats* outStats) override;
-    std::future<status_t> setDisplayBrightness(DisplayId displayId, float brightness) override;
+    std::future<status_t> setDisplayBrightness(DisplayId, float brightness) override;
 
     // Events handling ---------------------------------------------------------
 
     // Returns stable display ID (and display name on connection of new or previously disconnected
     // display), or std::nullopt if hotplug event was ignored.
-    std::optional<DisplayIdentificationInfo> onHotplug(hal::HWDisplayId hwcDisplayId,
-                                                       hal::Connection connection) override;
+    std::optional<DisplayIdentificationInfo> onHotplug(hal::HWDisplayId, hal::Connection) override;
 
-    bool onVsync(hal::HWDisplayId hwcDisplayId, int64_t timestamp) override;
-    void setVsyncEnabled(DisplayId displayId, hal::Vsync enabled) override;
+    bool onVsync(hal::HWDisplayId, int64_t timestamp) override;
+    void setVsyncEnabled(DisplayId, hal::Vsync enabled) override;
 
-    nsecs_t getRefreshTimestamp(DisplayId displayId) const override;
-    bool isConnected(DisplayId displayId) const override;
+    nsecs_t getRefreshTimestamp(DisplayId) const override;
+    bool isConnected(DisplayId) const override;
 
     // Non-const because it can update configMap inside of mDisplayData
-    std::vector<std::shared_ptr<const HWC2::Display::Config>> getConfigs(
-            DisplayId displayId) const override;
+    std::vector<std::shared_ptr<const HWC2::Display::Config>> getConfigs(DisplayId) const override;
 
-    std::shared_ptr<const HWC2::Display::Config> getActiveConfig(
-            DisplayId displayId) const override;
-    int getActiveConfigIndex(DisplayId displayId) const override;
+    std::shared_ptr<const HWC2::Display::Config> getActiveConfig(DisplayId) const override;
+    int getActiveConfigIndex(DisplayId) const override;
 
-    std::vector<ui::ColorMode> getColorModes(DisplayId displayId) const override;
+    std::vector<ui::ColorMode> getColorModes(DisplayId) const override;
 
-    status_t setActiveColorMode(DisplayId displayId, ui::ColorMode mode,
-                                ui::RenderIntent renderIntent) override;
+    status_t setActiveColorMode(DisplayId, ui::ColorMode, ui::RenderIntent) override;
 
     bool isUsingVrComposer() const override;
 
     // Composer 2.4
     DisplayConnectionType getDisplayConnectionType(DisplayId) const override;
-    bool isVsyncPeriodSwitchSupported(DisplayId displayId) const override;
-    nsecs_t getDisplayVsyncPeriod(DisplayId displayId) const override;
-    status_t setActiveConfigWithConstraints(DisplayId displayId, size_t configId,
-                                            const hal::VsyncPeriodChangeConstraints& constraints,
+    bool isVsyncPeriodSwitchSupported(DisplayId) const override;
+    nsecs_t getDisplayVsyncPeriod(DisplayId) const override;
+    status_t setActiveConfigWithConstraints(DisplayId, size_t configId,
+                                            const hal::VsyncPeriodChangeConstraints&,
                                             hal::VsyncPeriodChangeTimeline* outTimeline) override;
-    status_t setAutoLowLatencyMode(DisplayId displayId, bool) override;
-    status_t getSupportedContentTypes(DisplayId displayId, std::vector<hal::ContentType>*) override;
-    status_t setContentType(DisplayId displayId, hal::ContentType) override;
+    status_t setAutoLowLatencyMode(DisplayId, bool) override;
+    status_t getSupportedContentTypes(DisplayId, std::vector<hal::ContentType>*) override;
+    status_t setContentType(DisplayId, hal::ContentType) override;
 
     const std::unordered_map<std::string, bool>& getSupportedLayerGenericMetadata() const override;
 
@@ -366,17 +352,16 @@
         return mExternalHwcDisplayId;
     }
 
-    std::optional<DisplayId> toPhysicalDisplayId(hal::HWDisplayId hwcDisplayId) const override;
-    std::optional<hal::HWDisplayId> fromPhysicalDisplayId(DisplayId displayId) const override;
+    std::optional<PhysicalDisplayId> toPhysicalDisplayId(hal::HWDisplayId) const override;
+    std::optional<hal::HWDisplayId> fromPhysicalDisplayId(PhysicalDisplayId) const override;
 
 private:
     // For unit tests
     friend TestableSurfaceFlinger;
 
-    std::optional<DisplayIdentificationInfo> onHotplugConnect(hal::HWDisplayId hwcDisplayId);
-    std::optional<DisplayIdentificationInfo> onHotplugDisconnect(hal::HWDisplayId hwcDisplayId);
-    bool shouldIgnoreHotplugConnect(hal::HWDisplayId hwcDisplayId,
-                                    bool hasDisplayIdentificationData) const;
+    std::optional<DisplayIdentificationInfo> onHotplugConnect(hal::HWDisplayId);
+    std::optional<DisplayIdentificationInfo> onHotplugDisconnect(hal::HWDisplayId);
+    bool shouldIgnoreHotplugConnect(hal::HWDisplayId, bool hasDisplayIdentificationData) const;
 
     void loadCapabilities();
     void loadLayerMetadataSupport();
@@ -411,7 +396,7 @@
     std::unordered_map<std::string, bool> mSupportedLayerGenericMetadata;
     bool mRegisteredCallback = false;
 
-    std::unordered_map<hal::HWDisplayId, DisplayId> mPhysicalDisplayIdMap;
+    std::unordered_map<hal::HWDisplayId, PhysicalDisplayId> mPhysicalDisplayIdMap;
     std::optional<hal::HWDisplayId> mInternalHwcDisplayId;
     std::optional<hal::HWDisplayId> mExternalHwcDisplayId;
     bool mHasMultiDisplaySupport = false;
diff --git a/services/surfaceflinger/DisplayRenderArea.cpp b/services/surfaceflinger/DisplayRenderArea.cpp
index 7cd283d..4bae669 100644
--- a/services/surfaceflinger/DisplayRenderArea.cpp
+++ b/services/surfaceflinger/DisplayRenderArea.cpp
@@ -85,10 +85,9 @@
                                      ui::Size reqSize, ui::Dataspace reqDataSpace,
                                      RotationFlags rotation, bool allowSecureLayers)
       : RenderArea(reqSize, CaptureFill::OPAQUE, reqDataSpace, display->getViewport(),
-                   applyDeviceOrientation(rotation, *display)),
+                   allowSecureLayers, applyDeviceOrientation(rotation, *display)),
         mDisplay(std::move(display)),
-        mSourceCrop(sourceCrop),
-        mAllowSecureLayers(allowSecureLayers) {}
+        mSourceCrop(sourceCrop) {}
 
 const ui::Transform& DisplayRenderArea::getTransform() const {
     return mTransform;
@@ -129,7 +128,7 @@
 Rect DisplayRenderArea::getSourceCrop() const {
     // use the projected display viewport by default.
     if (mSourceCrop.isEmpty()) {
-        return mDisplay->getSourceClip();
+        return mDisplay->getViewport();
     }
 
     // If there is a source crop provided then it is assumed that the device
@@ -144,8 +143,8 @@
     }
 
     const auto flags = ui::Transform::toRotationFlags(logicalOrientation);
-    int width = mDisplay->getSourceClip().getWidth();
-    int height = mDisplay->getSourceClip().getHeight();
+    int width = mDisplay->getViewport().getWidth();
+    int height = mDisplay->getViewport().getHeight();
     ui::Transform rotation;
     rotation.set(flags, width, height);
     return rotation.transform(mSourceCrop);
diff --git a/services/surfaceflinger/DisplayRenderArea.h b/services/surfaceflinger/DisplayRenderArea.h
index 340efb5..8840973 100644
--- a/services/surfaceflinger/DisplayRenderArea.h
+++ b/services/surfaceflinger/DisplayRenderArea.h
@@ -47,7 +47,6 @@
 
     const sp<const DisplayDevice> mDisplay;
     const Rect mSourceCrop;
-    const bool mAllowSecureLayers;
     const ui::Transform mTransform;
 };
 
diff --git a/services/surfaceflinger/Layer.cpp b/services/surfaceflinger/Layer.cpp
index 70822bd..89c95d2 100644
--- a/services/surfaceflinger/Layer.cpp
+++ b/services/surfaceflinger/Layer.cpp
@@ -2387,17 +2387,8 @@
     }
 
     ui::Transform t = getTransform();
-    const float xScale = t.dsdx();
-    const float yScale = t.dsdy();
     int32_t xSurfaceInset = info.surfaceInset;
     int32_t ySurfaceInset = info.surfaceInset;
-    if (xScale != 1.0f || yScale != 1.0f) {
-        info.windowXScale *= (xScale != 0.0f) ? 1.0f / xScale : 0.0f;
-        info.windowYScale *= (yScale != 0.0f) ? 1.0f / yScale : 0.0f;
-        info.touchableRegion.scaleSelf(xScale, yScale);
-        xSurfaceInset = std::round(xSurfaceInset * xScale);
-        ySurfaceInset = std::round(ySurfaceInset * yScale);
-    }
 
     // Transform layer size to screen space and inset it by surface insets.
     // If this is a portal window, set the touchableRegion to the layerBounds.
@@ -2407,6 +2398,15 @@
     if (!layerBounds.isValid()) {
         layerBounds = getCroppedBufferSize(getDrawingState());
     }
+
+    const float xScale = t.getScaleX();
+    const float yScale = t.getScaleY();
+    if (xScale != 1.0f || yScale != 1.0f) {
+        info.touchableRegion.scaleSelf(xScale, yScale);
+        xSurfaceInset = std::round(xSurfaceInset * xScale);
+        ySurfaceInset = std::round(ySurfaceInset * yScale);
+    }
+
     layerBounds = t.transform(layerBounds);
 
     // clamp inset to layer bounds
@@ -2421,6 +2421,10 @@
     info.frameRight = layerBounds.right;
     info.frameBottom = layerBounds.bottom;
 
+    ui::Transform inputTransform(t);
+    inputTransform.set(layerBounds.left, layerBounds.top);
+    info.transform = inputTransform.inverse();
+
     // Position the touchable region relative to frame screen location and restrict it to frame
     // bounds.
     info.touchableRegion = info.touchableRegion.translate(info.frameLeft, info.frameTop);
diff --git a/services/surfaceflinger/LayerProtoHelper.cpp b/services/surfaceflinger/LayerProtoHelper.cpp
index dd65cf4..5d99908 100644
--- a/services/surfaceflinger/LayerProtoHelper.cpp
+++ b/services/surfaceflinger/LayerProtoHelper.cpp
@@ -151,8 +151,7 @@
     proto->set_has_wallpaper(inputInfo.hasWallpaper);
 
     proto->set_global_scale_factor(inputInfo.globalScaleFactor);
-    proto->set_window_x_scale(inputInfo.windowXScale);
-    proto->set_window_y_scale(inputInfo.windowYScale);
+    LayerProtoHelper::writeToProto(inputInfo.transform, proto->mutable_transform());
     proto->set_replace_touchable_region_with_crop(inputInfo.replaceTouchableRegionWithCrop);
     auto cropLayer = touchableRegionBounds.promote();
     if (cropLayer != nullptr) {
diff --git a/services/surfaceflinger/LayerRenderArea.cpp b/services/surfaceflinger/LayerRenderArea.cpp
index c4f8666..555e61d 100644
--- a/services/surfaceflinger/LayerRenderArea.cpp
+++ b/services/surfaceflinger/LayerRenderArea.cpp
@@ -44,8 +44,8 @@
 
 LayerRenderArea::LayerRenderArea(SurfaceFlinger& flinger, sp<Layer> layer, const Rect& crop,
                                  ui::Size reqSize, ui::Dataspace reqDataSpace, bool childrenOnly,
-                                 const Rect& displayViewport)
-      : RenderArea(reqSize, CaptureFill::CLEAR, reqDataSpace, displayViewport),
+                                 const Rect& displayViewport, bool allowSecureLayers)
+      : RenderArea(reqSize, CaptureFill::CLEAR, reqDataSpace, displayViewport, allowSecureLayers),
         mLayer(std::move(layer)),
         mCrop(crop),
         mFlinger(flinger),
@@ -68,7 +68,7 @@
 }
 
 bool LayerRenderArea::isSecure() const {
-    return false;
+    return mAllowSecureLayers;
 }
 
 bool LayerRenderArea::needsFiltering() const {
diff --git a/services/surfaceflinger/LayerRenderArea.h b/services/surfaceflinger/LayerRenderArea.h
index 81690b9..71ff1ce 100644
--- a/services/surfaceflinger/LayerRenderArea.h
+++ b/services/surfaceflinger/LayerRenderArea.h
@@ -33,7 +33,8 @@
 class LayerRenderArea : public RenderArea {
 public:
     LayerRenderArea(SurfaceFlinger& flinger, sp<Layer> layer, const Rect& crop, ui::Size reqSize,
-                    ui::Dataspace reqDataSpace, bool childrenOnly, const Rect& displayViewport);
+                    ui::Dataspace reqDataSpace, bool childrenOnly, const Rect& displayViewport,
+                    bool allowSecureLayers);
 
     const ui::Transform& getTransform() const override;
     Rect getBounds() const override;
diff --git a/services/surfaceflinger/RegionSamplingThread.cpp b/services/surfaceflinger/RegionSamplingThread.cpp
index 899d1fa..17daadb 100644
--- a/services/surfaceflinger/RegionSamplingThread.cpp
+++ b/services/surfaceflinger/RegionSamplingThread.cpp
@@ -442,9 +442,10 @@
                                    PIXEL_FORMAT_RGBA_8888, 1, usage, "RegionSamplingThread");
     }
 
-    bool ignored;
+    ScreenCaptureResults captureResults;
     mFlinger.captureScreenCommon(std::move(renderAreaFuture), traverseLayers, buffer,
-                                 false /* identityTransform */, true /* regionSampling */, ignored);
+                                 false /* identityTransform */, true /* regionSampling */,
+                                 captureResults);
 
     std::vector<Descriptor> activeDescriptors;
     for (const auto& descriptor : descriptors) {
diff --git a/services/surfaceflinger/RenderArea.h b/services/surfaceflinger/RenderArea.h
index a6246d9..b4bddac 100644
--- a/services/surfaceflinger/RenderArea.h
+++ b/services/surfaceflinger/RenderArea.h
@@ -24,8 +24,10 @@
     static float getCaptureFillValue(CaptureFill captureFill);
 
     RenderArea(ui::Size reqSize, CaptureFill captureFill, ui::Dataspace reqDataSpace,
-               const Rect& displayViewport, RotationFlags rotation = ui::Transform::ROT_0)
-          : mReqSize(reqSize),
+               const Rect& displayViewport, bool allowSecureLayers = false,
+               RotationFlags rotation = ui::Transform::ROT_0)
+          : mAllowSecureLayers(allowSecureLayers),
+            mReqSize(reqSize),
             mReqDataSpace(reqDataSpace),
             mCaptureFill(captureFill),
             mRotationFlags(rotation),
@@ -83,6 +85,9 @@
     // Returns the source display viewport.
     const Rect& getDisplayViewport() const { return mDisplayViewport; }
 
+protected:
+    const bool mAllowSecureLayers;
+
 private:
     const ui::Size mReqSize;
     const ui::Dataspace mReqDataSpace;
diff --git a/services/surfaceflinger/Scheduler/DispSync.cpp b/services/surfaceflinger/Scheduler/DispSync.cpp
index ff91bf7..46112f5 100644
--- a/services/surfaceflinger/Scheduler/DispSync.cpp
+++ b/services/surfaceflinger/Scheduler/DispSync.cpp
@@ -340,7 +340,7 @@
         return nextEventTime;
     }
 
-    // Sanity check that the duration is close enough in length to a period without
+    // Check that the duration is close enough in length to a period without
     // falling into double-rate vsyncs.
     bool isCloseToPeriod(nsecs_t duration) {
         // Ratio of 3/5 is arbitrary, but it must be greater than 1/2.
diff --git a/services/surfaceflinger/Scheduler/DispSync.h b/services/surfaceflinger/Scheduler/DispSync.h
index 832f08e..6fb5654 100644
--- a/services/surfaceflinger/Scheduler/DispSync.h
+++ b/services/surfaceflinger/Scheduler/DispSync.h
@@ -227,7 +227,7 @@
 
     // mZeroErrSamplesCount keeps track of how many times in a row there were
     // zero timestamps available in the mPresentFences array.
-    // Used to sanity check that we are able to calculate the model error.
+    // Used to check that we are able to calculate the model error.
     size_t mZeroErrSamplesCount;
 
     // Whether we have updated the vsync event model since the last resync.
diff --git a/services/surfaceflinger/Scheduler/EventControlThread.cpp b/services/surfaceflinger/Scheduler/EventControlThread.cpp
deleted file mode 100644
index 7f9db9c..0000000
--- a/services/surfaceflinger/Scheduler/EventControlThread.cpp
+++ /dev/null
@@ -1,82 +0,0 @@
-/*
- * Copyright (C) 2013 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-// TODO(b/129481165): remove the #pragma below and fix conversion issues
-#pragma clang diagnostic push
-#pragma clang diagnostic ignored "-Wconversion"
-
-#include <pthread.h>
-#include <sched.h>
-#include <sys/resource.h>
-
-#include <cutils/sched_policy.h>
-#include <log/log.h>
-#include <system/thread_defs.h>
-
-#include "EventControlThread.h"
-
-namespace android {
-
-EventControlThread::~EventControlThread() = default;
-
-namespace impl {
-
-EventControlThread::EventControlThread(EventControlThread::SetVSyncEnabledFunction function)
-      : mSetVSyncEnabled(std::move(function)) {
-    pthread_setname_np(mThread.native_handle(), "EventControlThread");
-
-    pid_t tid = pthread_gettid_np(mThread.native_handle());
-    setpriority(PRIO_PROCESS, tid, ANDROID_PRIORITY_URGENT_DISPLAY);
-    set_sched_policy(tid, SP_FOREGROUND);
-}
-
-EventControlThread::~EventControlThread() {
-    {
-        std::lock_guard<std::mutex> lock(mMutex);
-        mKeepRunning = false;
-        mCondition.notify_all();
-    }
-    mThread.join();
-}
-
-void EventControlThread::setVsyncEnabled(bool enabled) {
-    std::lock_guard<std::mutex> lock(mMutex);
-    mVsyncEnabled = enabled;
-    mCondition.notify_all();
-}
-
-// Unfortunately std::unique_lock gives warnings with -Wthread-safety
-void EventControlThread::threadMain() NO_THREAD_SAFETY_ANALYSIS {
-    auto keepRunning = true;
-    auto currentVsyncEnabled = false;
-
-    while (keepRunning) {
-        mSetVSyncEnabled(currentVsyncEnabled);
-
-        std::unique_lock<std::mutex> lock(mMutex);
-        mCondition.wait(lock, [this, currentVsyncEnabled, keepRunning]() NO_THREAD_SAFETY_ANALYSIS {
-            return currentVsyncEnabled != mVsyncEnabled || keepRunning != mKeepRunning;
-        });
-        currentVsyncEnabled = mVsyncEnabled;
-        keepRunning = mKeepRunning;
-    }
-}
-
-} // namespace impl
-} // namespace android
-
-// TODO(b/129481165): remove the #pragma below and fix conversion issues
-#pragma clang diagnostic pop // ignored "-Wconversion"
diff --git a/services/surfaceflinger/Scheduler/EventControlThread.h b/services/surfaceflinger/Scheduler/EventControlThread.h
deleted file mode 100644
index cafae53..0000000
--- a/services/surfaceflinger/Scheduler/EventControlThread.h
+++ /dev/null
@@ -1,63 +0,0 @@
-/*
- * Copyright (C) 2013 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#pragma once
-
-#include <condition_variable>
-#include <cstddef>
-#include <functional>
-#include <mutex>
-#include <thread>
-
-#include <android-base/thread_annotations.h>
-
-namespace android {
-
-class EventControlThread {
-public:
-    virtual ~EventControlThread();
-
-    virtual void setVsyncEnabled(bool enabled) = 0;
-};
-
-namespace impl {
-
-class EventControlThread final : public android::EventControlThread {
-public:
-    using SetVSyncEnabledFunction = std::function<void(bool)>;
-
-    explicit EventControlThread(SetVSyncEnabledFunction function);
-    ~EventControlThread();
-
-    // EventControlThread implementation
-    void setVsyncEnabled(bool enabled) override;
-
-private:
-    void threadMain();
-
-    std::mutex mMutex;
-    std::condition_variable mCondition;
-
-    const SetVSyncEnabledFunction mSetVSyncEnabled;
-    bool mVsyncEnabled GUARDED_BY(mMutex) = false;
-    bool mKeepRunning GUARDED_BY(mMutex) = true;
-
-    // Must be last so that everything is initialized before the thread starts.
-    std::thread mThread{&EventControlThread::threadMain, this};
-};
-
-} // namespace impl
-} // namespace android
diff --git a/services/surfaceflinger/Scheduler/EventThread.cpp b/services/surfaceflinger/Scheduler/EventThread.cpp
index cee36a1..2020e0c 100644
--- a/services/surfaceflinger/Scheduler/EventThread.cpp
+++ b/services/surfaceflinger/Scheduler/EventThread.cpp
@@ -74,18 +74,16 @@
 std::string toString(const DisplayEventReceiver::Event& event) {
     switch (event.header.type) {
         case DisplayEventReceiver::DISPLAY_EVENT_HOTPLUG:
-            return StringPrintf("Hotplug{displayId=%" ANDROID_PHYSICAL_DISPLAY_ID_FORMAT ", %s}",
-                                event.header.displayId,
+            return StringPrintf("Hotplug{displayId=%s, %s}",
+                                to_string(event.header.displayId).c_str(),
                                 event.hotplug.connected ? "connected" : "disconnected");
         case DisplayEventReceiver::DISPLAY_EVENT_VSYNC:
-            return StringPrintf("VSync{displayId=%" ANDROID_PHYSICAL_DISPLAY_ID_FORMAT
-                                ", count=%u, expectedVSyncTimestamp=%" PRId64 "}",
-                                event.header.displayId, event.vsync.count,
+            return StringPrintf("VSync{displayId=%s, count=%u, expectedVSyncTimestamp=%" PRId64 "}",
+                                to_string(event.header.displayId).c_str(), event.vsync.count,
                                 event.vsync.expectedVSyncTimestamp);
         case DisplayEventReceiver::DISPLAY_EVENT_CONFIG_CHANGED:
-            return StringPrintf("ConfigChanged{displayId=%" ANDROID_PHYSICAL_DISPLAY_ID_FORMAT
-                                ", configId=%u}",
-                                event.header.displayId, event.config.configId);
+            return StringPrintf("ConfigChanged{displayId=%s, configId=%u}",
+                                to_string(event.header.displayId).c_str(), event.config.configId);
         default:
             return "Event{}";
     }
@@ -508,8 +506,8 @@
 
     StringAppendF(&result, "%s: state=%s VSyncState=", mThreadName, toCString(mState));
     if (mVSyncState) {
-        StringAppendF(&result, "{displayId=%" ANDROID_PHYSICAL_DISPLAY_ID_FORMAT ", count=%u%s}\n",
-                      mVSyncState->displayId, mVSyncState->count,
+        StringAppendF(&result, "{displayId=%s, count=%u%s}\n",
+                      to_string(mVSyncState->displayId).c_str(), mVSyncState->count,
                       mVSyncState->synthetic ? ", synthetic" : "");
     } else {
         StringAppendF(&result, "none\n");
diff --git a/services/surfaceflinger/Scheduler/Scheduler.cpp b/services/surfaceflinger/Scheduler/Scheduler.cpp
index 8dd4b0a..4f4c1d0 100644
--- a/services/surfaceflinger/Scheduler/Scheduler.cpp
+++ b/services/surfaceflinger/Scheduler/Scheduler.cpp
@@ -20,11 +20,11 @@
 
 #include "Scheduler.h"
 
+#include <android-base/properties.h>
 #include <android-base/stringprintf.h>
 #include <android/hardware/configstore/1.0/ISurfaceFlingerConfigs.h>
 #include <android/hardware/configstore/1.1/ISurfaceFlingerConfigs.h>
 #include <configstore/Utils.h>
-#include <cutils/properties.h>
 #include <input/InputWindow.h>
 #include <system/window.h>
 #include <ui/DisplayStatInfo.h>
@@ -41,7 +41,6 @@
 #include "../Layer.h"
 #include "DispSync.h"
 #include "DispSyncSource.h"
-#include "EventControlThread.h"
 #include "EventThread.h"
 #include "InjectVSyncSource.h"
 #include "OneShotTimer.h"
@@ -60,42 +59,33 @@
         }                                                            \
     } while (false)
 
+using namespace std::string_literals;
+
 namespace android {
+
 namespace {
 
-std::unique_ptr<DispSync> createDispSync(bool supportKernelTimer) {
-    // TODO (140302863) remove this and use the vsync_reactor system.
-    if (property_get_bool("debug.sf.vsync_reactor", true)) {
-        // TODO (144707443) tune Predictor tunables.
-        static constexpr int defaultRate = 60;
-        static constexpr auto initialPeriod =
-                std::chrono::duration<nsecs_t, std::ratio<1, defaultRate>>(1);
-        static constexpr size_t vsyncTimestampHistorySize = 20;
-        static constexpr size_t minimumSamplesForPrediction = 6;
-        static constexpr uint32_t discardOutlierPercent = 20;
-        auto tracker = std::make_unique<
-                scheduler::VSyncPredictor>(std::chrono::duration_cast<std::chrono::nanoseconds>(
-                                                   initialPeriod)
-                                                   .count(),
-                                           vsyncTimestampHistorySize, minimumSamplesForPrediction,
-                                           discardOutlierPercent);
+std::unique_ptr<scheduler::VSyncTracker> createVSyncTracker() {
+    // TODO(b/144707443): Tune constants.
+    constexpr int kDefaultRate = 60;
+    constexpr auto initialPeriod = std::chrono::duration<nsecs_t, std::ratio<1, kDefaultRate>>(1);
+    constexpr nsecs_t idealPeriod =
+            std::chrono::duration_cast<std::chrono::nanoseconds>(initialPeriod).count();
+    constexpr size_t vsyncTimestampHistorySize = 20;
+    constexpr size_t minimumSamplesForPrediction = 6;
+    constexpr uint32_t discardOutlierPercent = 20;
+    return std::make_unique<scheduler::VSyncPredictor>(idealPeriod, vsyncTimestampHistorySize,
+                                                       minimumSamplesForPrediction,
+                                                       discardOutlierPercent);
+}
 
-        static constexpr auto vsyncMoveThreshold =
-                std::chrono::duration_cast<std::chrono::nanoseconds>(3ms);
-        static constexpr auto timerSlack =
-                std::chrono::duration_cast<std::chrono::nanoseconds>(500us);
-        auto dispatch = std::make_unique<
-                scheduler::VSyncDispatchTimerQueue>(std::make_unique<scheduler::Timer>(), *tracker,
-                                                    timerSlack.count(), vsyncMoveThreshold.count());
-
-        static constexpr size_t pendingFenceLimit = 20;
-        return std::make_unique<scheduler::VSyncReactor>(std::make_unique<scheduler::SystemClock>(),
-                                                         std::move(dispatch), std::move(tracker),
-                                                         pendingFenceLimit, supportKernelTimer);
-    } else {
-        return std::make_unique<impl::DispSync>("SchedulerDispSync",
-                                                sysprop::running_without_sync_framework(true));
-    }
+std::unique_ptr<scheduler::VSyncDispatch> createVSyncDispatch(scheduler::VSyncTracker& tracker) {
+    // TODO(b/144707443): Tune constants.
+    constexpr std::chrono::nanoseconds vsyncMoveThreshold = 3ms;
+    constexpr std::chrono::nanoseconds timerSlack = 500us;
+    return std::make_unique<
+            scheduler::VSyncDispatchTimerQueue>(std::make_unique<scheduler::Timer>(), tracker,
+                                                timerSlack.count(), vsyncMoveThreshold.count());
 }
 
 const char* toContentDetectionString(bool useContentDetection, bool useContentDetectionV2) {
@@ -105,25 +95,26 @@
 
 } // namespace
 
-Scheduler::Scheduler(impl::EventControlThread::SetVSyncEnabledFunction function,
-                     const scheduler::RefreshRateConfigs& refreshRateConfigs,
-                     ISchedulerCallback& schedulerCallback, bool useContentDetectionV2,
-                     bool useContentDetection)
-      : mSupportKernelTimer(sysprop::support_kernel_idle_timer(false)),
-        mPrimaryDispSync(createDispSync(mSupportKernelTimer)),
-        mEventControlThread(new impl::EventControlThread(std::move(function))),
-        mLayerHistory(createLayerHistory(refreshRateConfigs, useContentDetectionV2)),
-        mSchedulerCallback(schedulerCallback),
-        mRefreshRateConfigs(refreshRateConfigs),
-        mUseContentDetection(useContentDetection),
-        mUseContentDetectionV2(useContentDetectionV2) {
+Scheduler::Scheduler(const scheduler::RefreshRateConfigs& configs, ISchedulerCallback& callback)
+      : Scheduler(configs, callback,
+                  {.supportKernelTimer = sysprop::support_kernel_idle_timer(false),
+                   .useContentDetection = sysprop::use_content_detection_for_refresh_rate(false),
+                   .useContentDetectionV2 =
+                           base::GetBoolProperty("debug.sf.use_content_detection_v2"s, true),
+                   // TODO(b/140302863): Remove this and use the vsync_reactor system.
+                   .useVsyncPredictor = base::GetBoolProperty("debug.sf.vsync_reactor"s, true)}) {}
+
+Scheduler::Scheduler(const scheduler::RefreshRateConfigs& configs, ISchedulerCallback& callback,
+                     Options options)
+      : Scheduler(createVsyncSchedule(options), configs, callback,
+                  createLayerHistory(configs, options.useContentDetectionV2), options) {
     using namespace sysprop;
 
-    const int setIdleTimerMs = property_get_int32("debug.sf.set_idle_timer_ms", 0);
+    const int setIdleTimerMs = base::GetIntProperty("debug.sf.set_idle_timer_ms"s, 0);
 
     if (const auto millis = setIdleTimerMs ? setIdleTimerMs : set_idle_timer_ms(0); millis > 0) {
-        const auto callback = mSupportKernelTimer ? &Scheduler::kernelIdleTimerCallback
-                                                  : &Scheduler::idleTimerCallback;
+        const auto callback = mOptions.supportKernelTimer ? &Scheduler::kernelIdleTimerCallback
+                                                          : &Scheduler::idleTimerCallback;
         mIdleTimer.emplace(
                 std::chrono::milliseconds(millis),
                 [this, callback] { std::invoke(callback, this, TimerState::Reset); },
@@ -149,20 +140,16 @@
     }
 }
 
-Scheduler::Scheduler(std::unique_ptr<DispSync> primaryDispSync,
-                     std::unique_ptr<EventControlThread> eventControlThread,
-                     const scheduler::RefreshRateConfigs& configs,
+Scheduler::Scheduler(VsyncSchedule schedule, const scheduler::RefreshRateConfigs& configs,
                      ISchedulerCallback& schedulerCallback,
-                     std::unique_ptr<LayerHistory> layerHistory, bool useContentDetectionV2,
-                     bool useContentDetection)
-      : mSupportKernelTimer(false),
-        mPrimaryDispSync(std::move(primaryDispSync)),
-        mEventControlThread(std::move(eventControlThread)),
+                     std::unique_ptr<LayerHistory> layerHistory, Options options)
+      : mOptions(options),
+        mVsyncSchedule(std::move(schedule)),
         mLayerHistory(std::move(layerHistory)),
         mSchedulerCallback(schedulerCallback),
-        mRefreshRateConfigs(configs),
-        mUseContentDetection(useContentDetection),
-        mUseContentDetectionV2(useContentDetectionV2) {}
+        mRefreshRateConfigs(configs) {
+    mSchedulerCallback.setVsyncEnabled(false);
+}
 
 Scheduler::~Scheduler() {
     // Ensure the OneShotTimer threads are joined before we start destroying state.
@@ -171,6 +158,25 @@
     mIdleTimer.reset();
 }
 
+Scheduler::VsyncSchedule Scheduler::createVsyncSchedule(Options options) {
+    if (!options.useVsyncPredictor) {
+        auto sync = std::make_unique<impl::DispSync>("SchedulerDispSync",
+                                                     sysprop::running_without_sync_framework(true));
+        return {std::move(sync), nullptr, nullptr};
+    }
+
+    auto clock = std::make_unique<scheduler::SystemClock>();
+    auto tracker = createVSyncTracker();
+    auto dispatch = createVSyncDispatch(*tracker);
+
+    // TODO(b/144707443): Tune constants.
+    constexpr size_t pendingFenceLimit = 20;
+    auto sync = std::make_unique<scheduler::VSyncReactor>(std::move(clock), *dispatch, *tracker,
+                                                          pendingFenceLimit,
+                                                          options.supportKernelTimer);
+    return {std::move(sync), std::move(tracker), std::move(dispatch)};
+}
+
 std::unique_ptr<LayerHistory> Scheduler::createLayerHistory(
         const scheduler::RefreshRateConfigs& configs, bool useContentDetectionV2) {
     if (!configs.canSwitch()) return nullptr;
@@ -183,12 +189,12 @@
 }
 
 DispSync& Scheduler::getPrimaryDispSync() {
-    return *mPrimaryDispSync;
+    return *mVsyncSchedule.sync;
 }
 
 std::unique_ptr<VSyncSource> Scheduler::makePrimaryDispSyncSource(const char* name,
                                                                   nsecs_t phaseOffsetNs) {
-    return std::make_unique<DispSyncSource>(mPrimaryDispSync.get(), phaseOffsetNs,
+    return std::make_unique<DispSyncSource>(&getPrimaryDispSync(), phaseOffsetNs,
                                             true /* traceVsync */, name);
 }
 
@@ -294,8 +300,8 @@
 }
 
 void Scheduler::getDisplayStatInfo(DisplayStatInfo* stats) {
-    stats->vsyncTime = mPrimaryDispSync->computeNextRefresh(0, systemTime());
-    stats->vsyncPeriod = mPrimaryDispSync->getPeriod();
+    stats->vsyncTime = getPrimaryDispSync().computeNextRefresh(0, systemTime());
+    stats->vsyncPeriod = getPrimaryDispSync().getPeriod();
 }
 
 Scheduler::ConnectionHandle Scheduler::enableVSyncInjection(bool enable) {
@@ -332,8 +338,8 @@
 void Scheduler::enableHardwareVsync() {
     std::lock_guard<std::mutex> lock(mHWVsyncLock);
     if (!mPrimaryHWVsyncEnabled && mHWVsyncAvailable) {
-        mPrimaryDispSync->beginResync();
-        mEventControlThread->setVsyncEnabled(true);
+        getPrimaryDispSync().beginResync();
+        mSchedulerCallback.setVsyncEnabled(true);
         mPrimaryHWVsyncEnabled = true;
     }
 }
@@ -341,8 +347,8 @@
 void Scheduler::disableHardwareVsync(bool makeUnavailable) {
     std::lock_guard<std::mutex> lock(mHWVsyncLock);
     if (mPrimaryHWVsyncEnabled) {
-        mEventControlThread->setVsyncEnabled(false);
-        mPrimaryDispSync->endResync();
+        mSchedulerCallback.setVsyncEnabled(false);
+        getPrimaryDispSync().endResync();
         mPrimaryHWVsyncEnabled = false;
     }
     if (makeUnavailable) {
@@ -382,11 +388,11 @@
 
 void Scheduler::setVsyncPeriod(nsecs_t period) {
     std::lock_guard<std::mutex> lock(mHWVsyncLock);
-    mPrimaryDispSync->setPeriod(period);
+    getPrimaryDispSync().setPeriod(period);
 
     if (!mPrimaryHWVsyncEnabled) {
-        mPrimaryDispSync->beginResync();
-        mEventControlThread->setVsyncEnabled(true);
+        getPrimaryDispSync().beginResync();
+        mSchedulerCallback.setVsyncEnabled(true);
         mPrimaryHWVsyncEnabled = true;
     }
 }
@@ -399,7 +405,7 @@
         std::lock_guard<std::mutex> lock(mHWVsyncLock);
         if (mPrimaryHWVsyncEnabled) {
             needsHwVsync =
-                    mPrimaryDispSync->addResyncSample(timestamp, hwcVsyncPeriod, periodFlushed);
+                    getPrimaryDispSync().addResyncSample(timestamp, hwcVsyncPeriod, periodFlushed);
         }
     }
 
@@ -411,7 +417,7 @@
 }
 
 void Scheduler::addPresentFence(const std::shared_ptr<FenceTime>& fenceTime) {
-    if (mPrimaryDispSync->addPresentFence(fenceTime)) {
+    if (getPrimaryDispSync().addPresentFence(fenceTime)) {
         enableHardwareVsync();
     } else {
         disableHardwareVsync(false);
@@ -419,11 +425,11 @@
 }
 
 void Scheduler::setIgnorePresentFences(bool ignore) {
-    mPrimaryDispSync->setIgnorePresentFences(ignore);
+    getPrimaryDispSync().setIgnorePresentFences(ignore);
 }
 
 nsecs_t Scheduler::getDispSyncExpectedPresentTime(nsecs_t now) {
-    return mPrimaryDispSync->expectedPresentTime(now);
+    return getPrimaryDispSync().expectedPresentTime(now);
 }
 
 void Scheduler::registerLayer(Layer* layer) {
@@ -435,13 +441,13 @@
     if (layer->getWindowType() == InputWindowInfo::Type::STATUS_BAR) {
         mLayerHistory->registerLayer(layer, minFps, maxFps,
                                      scheduler::LayerHistory::LayerVoteType::NoVote);
-    } else if (!mUseContentDetection) {
+    } else if (!mOptions.useContentDetection) {
         // If the content detection feature is off, all layers are registered at Max. We still keep
         // the layer history, since we use it for other features (like Frame Rate API), so layers
         // still need to be registered.
         mLayerHistory->registerLayer(layer, minFps, maxFps,
                                      scheduler::LayerHistory::LayerVoteType::Max);
-    } else if (!mUseContentDetectionV2) {
+    } else if (!mOptions.useContentDetectionV2) {
         // In V1 of content detection, all layers are registered as Heuristic (unless it's
         // wallpaper).
         const auto highFps =
@@ -518,7 +524,7 @@
     if (mTouchTimer) {
         mTouchTimer->reset();
 
-        if (mSupportKernelTimer && mIdleTimer) {
+        if (mOptions.supportKernelTimer && mIdleTimer) {
             mIdleTimer->reset();
         }
     }
@@ -595,7 +601,8 @@
     StringAppendF(&result, "+  Touch timer: %s\n",
                   mTouchTimer ? mTouchTimer->dump().c_str() : "off");
     StringAppendF(&result, "+  Content detection: %s %s\n\n",
-                  toContentDetectionString(mUseContentDetection, mUseContentDetectionV2),
+                  toContentDetectionString(mOptions.useContentDetection,
+                                           mOptions.useContentDetectionV2),
                   mLayerHistory ? mLayerHistory->dump().c_str() : "(no layer history)");
 }
 
@@ -643,7 +650,7 @@
     const bool touchActive = mTouchTimer && mFeatures.touch == TouchState::Active;
     const bool idle = mIdleTimer && mFeatures.idleTimer == TimerState::Expired;
 
-    if (!mUseContentDetectionV2) {
+    if (!mOptions.useContentDetectionV2) {
         // As long as touch is active we want to be in performance mode.
         if (touchActive) {
             return mRefreshRateConfigs.getMaxRefreshRateByPolicy().getConfigId();
diff --git a/services/surfaceflinger/Scheduler/Scheduler.h b/services/surfaceflinger/Scheduler/Scheduler.h
index 5fee4b4..6a5082a 100644
--- a/services/surfaceflinger/Scheduler/Scheduler.h
+++ b/services/surfaceflinger/Scheduler/Scheduler.h
@@ -29,7 +29,6 @@
 #include <ui/GraphicTypes.h>
 #pragma clang diagnostic pop
 
-#include "EventControlThread.h"
 #include "EventThread.h"
 #include "LayerHistory.h"
 #include "OneShotTimer.h"
@@ -44,21 +43,28 @@
 class DispSync;
 class FenceTime;
 class InjectVSyncSource;
-struct DisplayStateInfo;
 
-class ISchedulerCallback {
-public:
-    virtual ~ISchedulerCallback() = default;
+namespace scheduler {
+class VSyncDispatch;
+class VSyncTracker;
+} // namespace scheduler
+
+struct ISchedulerCallback {
+    virtual void setVsyncEnabled(bool) = 0;
     virtual void changeRefreshRate(const scheduler::RefreshRateConfigs::RefreshRate&,
                                    scheduler::RefreshRateConfigEvent) = 0;
     virtual void repaintEverythingForHWC() = 0;
     virtual void kernelTimerChanged(bool expired) = 0;
+
+protected:
+    ~ISchedulerCallback() = default;
 };
 
-class IPhaseOffsetControl {
-public:
-    virtual ~IPhaseOffsetControl() = default;
+struct IPhaseOffsetControl {
     virtual void setPhaseOffset(scheduler::ConnectionHandle, nsecs_t phaseOffset) = 0;
+
+protected:
+    ~IPhaseOffsetControl() = default;
 };
 
 class Scheduler : public IPhaseOffsetControl {
@@ -74,10 +80,7 @@
         Normal      // Start the transaction at the normal time
     };
 
-    Scheduler(impl::EventControlThread::SetVSyncEnabledFunction,
-              const scheduler::RefreshRateConfigs&, ISchedulerCallback& schedulerCallback,
-              bool useContentDetectionV2, bool useContentDetection);
-
+    Scheduler(const scheduler::RefreshRateConfigs&, ISchedulerCallback&);
     virtual ~Scheduler();
 
     DispSync& getPrimaryDispSync();
@@ -172,11 +175,31 @@
     enum class TimerState { Reset, Expired };
     enum class TouchState { Inactive, Active };
 
-    // Used by tests to inject mocks.
-    Scheduler(std::unique_ptr<DispSync>, std::unique_ptr<EventControlThread>,
-              const scheduler::RefreshRateConfigs&, ISchedulerCallback&,
-              std::unique_ptr<LayerHistory>, bool useContentDetectionV2, bool useContentDetection);
+    struct Options {
+        // Whether to use idle timer callbacks that support the kernel timer.
+        bool supportKernelTimer;
+        // Whether to use content detection at all.
+        bool useContentDetection;
+        // Whether to use improved content detection.
+        bool useContentDetectionV2;
+        // Whether to use improved DispSync implementation.
+        bool useVsyncPredictor;
+    };
 
+    struct VsyncSchedule {
+        std::unique_ptr<DispSync> sync;
+        std::unique_ptr<scheduler::VSyncTracker> tracker;
+        std::unique_ptr<scheduler::VSyncDispatch> dispatch;
+    };
+
+    // Unlike the testing constructor, this creates the VsyncSchedule, LayerHistory, and timers.
+    Scheduler(const scheduler::RefreshRateConfigs&, ISchedulerCallback&, Options);
+
+    // Used by tests to inject mocks.
+    Scheduler(VsyncSchedule, const scheduler::RefreshRateConfigs&, ISchedulerCallback&,
+              std::unique_ptr<LayerHistory>, Options);
+
+    static VsyncSchedule createVsyncSchedule(Options);
     static std::unique_ptr<LayerHistory> createLayerHistory(const scheduler::RefreshRateConfigs&,
                                                             bool useContentDetectionV2);
 
@@ -227,11 +250,8 @@
 
     std::atomic<nsecs_t> mLastResyncTime = 0;
 
-    // Whether to use idle timer callbacks that support the kernel timer.
-    const bool mSupportKernelTimer;
-
-    std::unique_ptr<DispSync> mPrimaryDispSync;
-    std::unique_ptr<EventControlThread> mEventControlThread;
+    const Options mOptions;
+    VsyncSchedule mVsyncSchedule;
 
     // Used to choose refresh rate if content detection is enabled.
     const std::unique_ptr<LayerHistory> mLayerHistory;
@@ -277,11 +297,6 @@
     std::optional<hal::VsyncPeriodChangeTimeline> mLastVsyncPeriodChangeTimeline
             GUARDED_BY(mVsyncTimelineLock);
     static constexpr std::chrono::nanoseconds MAX_VSYNC_APPLIED_TIME = 200ms;
-
-    // This variable indicates whether to use the content detection feature at all.
-    const bool mUseContentDetection;
-    // This variable indicates whether to use V2 version of the content detection.
-    const bool mUseContentDetectionV2;
 };
 
 } // namespace android
diff --git a/services/surfaceflinger/Scheduler/VSyncReactor.cpp b/services/surfaceflinger/Scheduler/VSyncReactor.cpp
index efa8bab..a2b279b 100644
--- a/services/surfaceflinger/Scheduler/VSyncReactor.cpp
+++ b/services/surfaceflinger/Scheduler/VSyncReactor.cpp
@@ -55,15 +55,15 @@
     }
 };
 
-VSyncReactor::VSyncReactor(std::unique_ptr<Clock> clock, std::unique_ptr<VSyncDispatch> dispatch,
-                           std::unique_ptr<VSyncTracker> tracker, size_t pendingFenceLimit,
+VSyncReactor::VSyncReactor(std::unique_ptr<Clock> clock, VSyncDispatch& dispatch,
+                           VSyncTracker& tracker, size_t pendingFenceLimit,
                            bool supportKernelIdleTimer)
       : mClock(std::move(clock)),
-        mTracker(std::move(tracker)),
-        mDispatch(std::move(dispatch)),
+        mTracker(tracker),
+        mDispatch(dispatch),
         mPendingLimit(pendingFenceLimit),
         mPredictedVsyncTracer(property_get_bool("debug.sf.show_predicted_vsync", false)
-                                      ? std::make_unique<PredictedVsyncTracer>(*mDispatch)
+                                      ? std::make_unique<PredictedVsyncTracer>(mDispatch)
                                       : nullptr),
         mSupportKernelIdleTimer(supportKernelIdleTimer) {}
 
@@ -182,7 +182,7 @@
         } else if (time == Fence::SIGNAL_TIME_INVALID) {
             it = mUnfiredFences.erase(it);
         } else {
-            timestampAccepted &= mTracker->addVsyncTimestamp(time);
+            timestampAccepted &= mTracker.addVsyncTimestamp(time);
 
             it = mUnfiredFences.erase(it);
         }
@@ -194,7 +194,7 @@
         }
         mUnfiredFences.push_back(fence);
     } else {
-        timestampAccepted &= mTracker->addVsyncTimestamp(signalTime);
+        timestampAccepted &= mTracker.addVsyncTimestamp(signalTime);
     }
 
     if (!timestampAccepted) {
@@ -224,12 +224,12 @@
 }
 
 nsecs_t VSyncReactor::computeNextRefresh(int periodOffset, nsecs_t now) const {
-    auto const currentPeriod = periodOffset ? mTracker->currentPeriod() : 0;
-    return mTracker->nextAnticipatedVSyncTimeFrom(now + periodOffset * currentPeriod);
+    auto const currentPeriod = periodOffset ? mTracker.currentPeriod() : 0;
+    return mTracker.nextAnticipatedVSyncTimeFrom(now + periodOffset * currentPeriod);
 }
 
 nsecs_t VSyncReactor::expectedPresentTime(nsecs_t now) {
-    return mTracker->nextAnticipatedVSyncTimeFrom(now);
+    return mTracker.nextAnticipatedVSyncTimeFrom(now);
 }
 
 void VSyncReactor::startPeriodTransition(nsecs_t newPeriod) {
@@ -262,11 +262,11 @@
 }
 
 nsecs_t VSyncReactor::getPeriod() {
-    return mTracker->currentPeriod();
+    return mTracker.currentPeriod();
 }
 
 void VSyncReactor::beginResync() {
-    mTracker->resetModel();
+    mTracker.resetModel();
 }
 
 void VSyncReactor::endResync() {}
@@ -307,7 +307,7 @@
     if (periodConfirmed(timestamp, hwcVsyncPeriod)) {
         ATRACE_NAME("VSR: period confirmed");
         if (mPeriodTransitioningTo) {
-            mTracker->setPeriod(*mPeriodTransitioningTo);
+            mTracker.setPeriod(*mPeriodTransitioningTo);
             for (auto& entry : mCallbacks) {
                 entry.second->setPeriod(*mPeriodTransitioningTo);
             }
@@ -315,12 +315,12 @@
         }
 
         if (mLastHwVsync) {
-            mTracker->addVsyncTimestamp(*mLastHwVsync);
+            mTracker.addVsyncTimestamp(*mLastHwVsync);
         }
-        mTracker->addVsyncTimestamp(timestamp);
+        mTracker.addVsyncTimestamp(timestamp);
 
         endPeriodTransition();
-        mMoreSamplesNeeded = mTracker->needsMoreSamples();
+        mMoreSamplesNeeded = mTracker.needsMoreSamples();
     } else if (mPeriodConfirmationInProgress) {
         ATRACE_NAME("VSR: still confirming period");
         mLastHwVsync = timestamp;
@@ -329,8 +329,8 @@
     } else {
         ATRACE_NAME("VSR: adding sample");
         *periodFlushed = false;
-        mTracker->addVsyncTimestamp(timestamp);
-        mMoreSamplesNeeded = mTracker->needsMoreSamples();
+        mTracker.addVsyncTimestamp(timestamp);
+        mMoreSamplesNeeded = mTracker.needsMoreSamples();
     }
 
     if (!mMoreSamplesNeeded) {
@@ -353,9 +353,9 @@
             return NO_MEMORY;
         }
 
-        auto const period = mTracker->currentPeriod();
-        auto repeater = std::make_unique<CallbackRepeater>(*mDispatch, callback, name, period,
-                                                           phase, mClock->now());
+        auto const period = mTracker.currentPeriod();
+        auto repeater = std::make_unique<CallbackRepeater>(mDispatch, callback, name, period, phase,
+                                                           mClock->now());
         it = mCallbacks.emplace(std::pair(callback, std::move(repeater))).first;
     }
 
@@ -409,9 +409,9 @@
     }
 
     StringAppendF(&result, "VSyncTracker:\n");
-    mTracker->dump(result);
+    mTracker.dump(result);
     StringAppendF(&result, "VSyncDispatch:\n");
-    mDispatch->dump(result);
+    mDispatch.dump(result);
 }
 
 void VSyncReactor::reset() {}
diff --git a/services/surfaceflinger/Scheduler/VSyncReactor.h b/services/surfaceflinger/Scheduler/VSyncReactor.h
index 265d89c..22ceb39 100644
--- a/services/surfaceflinger/Scheduler/VSyncReactor.h
+++ b/services/surfaceflinger/Scheduler/VSyncReactor.h
@@ -35,9 +35,8 @@
 // TODO (b/145217110): consider renaming.
 class VSyncReactor : public android::DispSync {
 public:
-    VSyncReactor(std::unique_ptr<Clock> clock, std::unique_ptr<VSyncDispatch> dispatch,
-                 std::unique_ptr<VSyncTracker> tracker, size_t pendingFenceLimit,
-                 bool supportKernelIdleTimer);
+    VSyncReactor(std::unique_ptr<Clock> clock, VSyncDispatch& dispatch, VSyncTracker& tracker,
+                 size_t pendingFenceLimit, bool supportKernelIdleTimer);
     ~VSyncReactor();
 
     bool addPresentFence(const std::shared_ptr<FenceTime>& fence) final;
@@ -72,8 +71,8 @@
             REQUIRES(mMutex);
 
     std::unique_ptr<Clock> const mClock;
-    std::unique_ptr<VSyncTracker> const mTracker;
-    std::unique_ptr<VSyncDispatch> const mDispatch;
+    VSyncTracker& mTracker;
+    VSyncDispatch& mDispatch;
     size_t const mPendingLimit;
 
     mutable std::mutex mMutex;
diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index 7d5cb67..9d9a4cf 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -119,7 +119,6 @@
 #include "RegionSamplingThread.h"
 #include "Scheduler/DispSync.h"
 #include "Scheduler/DispSyncSource.h"
-#include "Scheduler/EventControlThread.h"
 #include "Scheduler/EventThread.h"
 #include "Scheduler/LayerHistory.h"
 #include "Scheduler/MessageQueue.h"
@@ -565,11 +564,11 @@
 
     std::vector<PhysicalDisplayId> displayIds;
     displayIds.reserve(mPhysicalDisplayTokens.size());
-    displayIds.push_back(internalDisplayId->value);
+    displayIds.push_back(*internalDisplayId);
 
     for (const auto& [id, token] : mPhysicalDisplayTokens) {
         if (id != *internalDisplayId) {
-            displayIds.push_back(id.value);
+            displayIds.push_back(id);
         }
     }
 
@@ -578,7 +577,7 @@
 
 sp<IBinder> SurfaceFlinger::getPhysicalDisplayToken(PhysicalDisplayId displayId) const {
     Mutex::Autolock lock(mStateLock);
-    return getPhysicalDisplayTokenLocked(DisplayId{displayId});
+    return getPhysicalDisplayTokenLocked(displayId);
 }
 
 status_t SurfaceFlinger::getColorManagement(bool* outGetColorManagement) const {
@@ -738,10 +737,11 @@
                 signalTransaction();
             }));
         };
-        mVrFlinger = dvr::VrFlinger::Create(getHwComposer().getComposer(),
-                                            getHwComposer()
-                                                    .fromPhysicalDisplayId(*display->getId())
-                                                    .value_or(0),
+        auto hwcDisplayId =
+                getHwComposer()
+                        .fromPhysicalDisplayId(static_cast<PhysicalDisplayId>(*display->getId()))
+                        .value_or(0);
+        mVrFlinger = dvr::VrFlinger::Create(getHwComposer().getComposer(), hwcDisplayId,
                                             vrFlingerRequestDisplayCallback);
         if (!mVrFlinger) {
             ALOGE("Failed to start vrflinger");
@@ -1106,7 +1106,8 @@
         const nsecs_t vsyncPeriod =
                 mRefreshRateConfigs->getRefreshRateFromConfigId(mUpcomingActiveConfig.configId)
                         .getVsyncPeriod();
-        mScheduler->onPrimaryDisplayConfigChanged(mAppConnectionHandle, display->getId()->value,
+        mScheduler->onPrimaryDisplayConfigChanged(mAppConnectionHandle,
+                                                  static_cast<PhysicalDisplayId>(*display->getId()),
                                                   mUpcomingActiveConfig.configId, vsyncPeriod);
     }
 }
@@ -1567,7 +1568,7 @@
     mEventQueue->refresh();
 }
 
-nsecs_t SurfaceFlinger::getVsyncPeriod() const {
+nsecs_t SurfaceFlinger::getVsyncPeriodFromHWC() const {
     const auto displayId = getInternalDisplayIdLocked();
     if (!displayId || !getHwComposer().isConnected(*displayId)) {
         return 0;
@@ -1679,25 +1680,18 @@
     repaintEverythingForHWC();
 }
 
-void SurfaceFlinger::setPrimaryVsyncEnabled(bool enabled) {
+void SurfaceFlinger::setVsyncEnabled(bool enabled) {
     ATRACE_CALL();
 
-    // Enable / Disable HWVsync from the main thread to avoid race conditions with
-    // display power state.
-    static_cast<void>(schedule([=]() MAIN_THREAD { setPrimaryVsyncEnabledInternal(enabled); }));
-}
+    // On main thread to avoid race conditions with display power state.
+    static_cast<void>(schedule([=]() MAIN_THREAD {
+        mHWCVsyncPendingState = enabled ? hal::Vsync::ENABLE : hal::Vsync::DISABLE;
 
-void SurfaceFlinger::setPrimaryVsyncEnabledInternal(bool enabled) {
-    ATRACE_CALL();
-
-    mHWCVsyncPendingState = enabled ? hal::Vsync::ENABLE : hal::Vsync::DISABLE;
-
-    if (const auto displayId = getInternalDisplayIdLocked()) {
-        sp<DisplayDevice> display = getDefaultDisplayDeviceLocked();
-        if (display && display->isPoweredOn()) {
-            getHwComposer().setVsyncEnabled(*displayId, mHWCVsyncPendingState);
+        if (const auto display = getDefaultDisplayDeviceLocked();
+            display && display->isPoweredOn()) {
+            getHwComposer().setVsyncEnabled(*display->getId(), mHWCVsyncPendingState);
         }
-    }
+    }));
 }
 
 void SurfaceFlinger::resetDisplayState() {
@@ -1774,7 +1768,7 @@
     setPowerModeInternal(display, currentDisplayPowerMode);
 
     // Reset the timing values to account for the period of the swapped in HWC
-    const nsecs_t vsyncPeriod = getVsyncPeriod();
+    const nsecs_t vsyncPeriod = mRefreshRateConfigs->getCurrentRefreshRate().getVsyncPeriod();
     mAnimFrameTracker.setDisplayRefreshPeriod(vsyncPeriod);
 
     // The present fences returned from vr_hwc are not an accurate
@@ -2440,7 +2434,7 @@
             continue;
         }
 
-        const DisplayId displayId = info->id;
+        const auto displayId = info->id;
         const auto it = mPhysicalDisplayTokens.find(displayId);
 
         if (event.connection == hal::Connection::CONNECTED) {
@@ -2654,7 +2648,7 @@
     mDisplays.emplace(displayToken, display);
     if (!state.isVirtual()) {
         LOG_FATAL_IF(!displayId);
-        dispatchDisplayHotplugEvent(displayId->value, true);
+        dispatchDisplayHotplugEvent(static_cast<PhysicalDisplayId>(*displayId), true);
     }
 
     if (display->isPrimary()) {
@@ -2670,7 +2664,7 @@
 
         if (!display->isVirtual()) {
             LOG_FATAL_IF(!displayId);
-            dispatchDisplayHotplugEvent(displayId->value, false);
+            dispatchDisplayHotplugEvent(static_cast<PhysicalDisplayId>(*displayId), false);
         }
     }
 
@@ -2932,6 +2926,10 @@
     mInputFlinger->setInputWindows(inputInfos,
                                mInputWindowCommands.syncInputWindows ? mSetInputWindowsListener
                                                                      : nullptr);
+    for (const auto& focusRequest : mInputWindowCommands.focusRequests) {
+        mInputFlinger->setFocusedWindow(focusRequest);
+    }
+    mInputWindowCommands.focusRequests.clear();
 }
 
 void SurfaceFlinger::commitInputWindowCommands() {
@@ -2960,7 +2958,7 @@
     changeRefreshRateLocked(refreshRate, event);
 }
 
-void SurfaceFlinger::initScheduler(DisplayId primaryDisplayId) {
+void SurfaceFlinger::initScheduler(PhysicalDisplayId primaryDisplayId) {
     if (mScheduler) {
         // In practice it's not allowed to hotplug in/out the primary display once it's been
         // connected during startup, but some tests do it, so just warn and return.
@@ -2981,9 +2979,7 @@
     mPhaseConfiguration = getFactory().createPhaseConfiguration(*mRefreshRateConfigs);
 
     // start the EventThread
-    mScheduler =
-            getFactory().createScheduler([this](bool enabled) { setPrimaryVsyncEnabled(enabled); },
-                                         *mRefreshRateConfigs, *this);
+    mScheduler = getFactory().createScheduler(*mRefreshRateConfigs, *this);
     mAppConnectionHandle =
             mScheduler->createConnection("app", mPhaseConfiguration->getCurrentOffsets().late.app,
                                          impl::EventThread::InterceptVSyncsCallback());
@@ -3009,8 +3005,8 @@
     // anyway since there are no connected apps at this point.
     const nsecs_t vsyncPeriod =
             mRefreshRateConfigs->getRefreshRateFromConfigId(currentConfig).getVsyncPeriod();
-    mScheduler->onPrimaryDisplayConfigChanged(mAppConnectionHandle, primaryDisplayId.value,
-                                              currentConfig, vsyncPeriod);
+    mScheduler->onPrimaryDisplayConfigChanged(mAppConnectionHandle, primaryDisplayId, currentConfig,
+                                              vsyncPeriod);
 }
 
 void SurfaceFlinger::commitTransaction()
@@ -3922,13 +3918,8 @@
 }
 
 uint32_t SurfaceFlinger::addInputWindowCommands(const InputWindowCommands& inputWindowCommands) {
-    uint32_t flags = 0;
-    if (inputWindowCommands.syncInputWindows) {
-        flags |= eTraversalNeeded;
-    }
-
-    mPendingInputWindowCommands.merge(inputWindowCommands);
-    return flags;
+    const bool hasChanges = mPendingInputWindowCommands.merge(inputWindowCommands);
+    return hasChanges ? eTraversalNeeded : 0;
 }
 
 status_t SurfaceFlinger::mirrorLayer(const sp<Client>& client, const sp<IBinder>& mirrorFromHandle,
@@ -4209,8 +4200,7 @@
                         {});
 
     setPowerModeInternal(display, hal::PowerMode::ON);
-
-    const nsecs_t vsyncPeriod = getVsyncPeriod();
+    const nsecs_t vsyncPeriod = mRefreshRateConfigs->getCurrentRefreshRate().getVsyncPeriod();
     mAnimFrameTracker.setDisplayRefreshPeriod(vsyncPeriod);
 
     // Use phase of 0 since phase is not known.
@@ -4245,7 +4235,7 @@
     if (mInterceptor->isEnabled()) {
         mInterceptor->savePowerModeUpdate(display->getSequenceId(), static_cast<int32_t>(mode));
     }
-
+    const auto vsyncPeriod = mRefreshRateConfigs->getCurrentRefreshRate().getVsyncPeriod();
     if (currentMode == hal::PowerMode::OFF) {
         if (SurfaceFlinger::setSchedFifo(true) != NO_ERROR) {
             ALOGW("Couldn't set SCHED_FIFO on display on: %s\n", strerror(errno));
@@ -4254,7 +4244,7 @@
         if (display->isPrimary() && mode != hal::PowerMode::DOZE_SUSPEND) {
             getHwComposer().setVsyncEnabled(*displayId, mHWCVsyncPendingState);
             mScheduler->onScreenAcquired(mAppConnectionHandle);
-            mScheduler->resyncToHardwareVsync(true, getVsyncPeriod());
+            mScheduler->resyncToHardwareVsync(true, vsyncPeriod);
         }
 
         mVisibleRegionsDirty = true;
@@ -4281,7 +4271,7 @@
         getHwComposer().setPowerMode(*displayId, mode);
         if (display->isPrimary() && currentMode == hal::PowerMode::DOZE_SUSPEND) {
             mScheduler->onScreenAcquired(mAppConnectionHandle);
-            mScheduler->resyncToHardwareVsync(true, getVsyncPeriod());
+            mScheduler->resyncToHardwareVsync(true, vsyncPeriod);
         }
     } else if (mode == hal::PowerMode::DOZE_SUSPEND) {
         // Leave display going to doze
@@ -4394,7 +4384,7 @@
 }
 
 void SurfaceFlinger::dumpStatsLocked(const DumpArgs& args, std::string& result) const {
-    StringAppendF(&result, "%" PRId64 "\n", getVsyncPeriod());
+    StringAppendF(&result, "%" PRId64 "\n", getVsyncPeriodFromHWC());
 
     if (args.size() > 1) {
         const auto name = String8(args[1]);
@@ -4459,7 +4449,7 @@
     mPhaseConfiguration->dump(result);
     StringAppendF(&result,
                   "      present offset: %9" PRId64 " ns\t     VSYNC period: %9" PRId64 " ns\n\n",
-                  dispSyncPresentTimeOffset, getVsyncPeriod());
+                  dispSyncPresentTimeOffset, getVsyncPeriodFromHWC());
 
     scheduler::RefreshRateConfigs::Policy policy = mRefreshRateConfigs->getDisplayManagerPolicy();
     StringAppendF(&result,
@@ -4564,7 +4554,8 @@
         if (!displayId) {
             continue;
         }
-        const auto hwcDisplayId = getHwComposer().fromPhysicalDisplayId(*displayId);
+        const auto hwcDisplayId =
+                getHwComposer().fromPhysicalDisplayId(static_cast<PhysicalDisplayId>(*displayId));
         if (!hwcDisplayId) {
             continue;
         }
@@ -4971,7 +4962,7 @@
             return OK;
         }
         case CAPTURE_LAYERS:
-        case CAPTURE_SCREEN:
+        case CAPTURE_DISPLAY:
         case ADD_REGION_SAMPLING_LISTENER:
         case REMOVE_REGION_SAMPLING_LISTENER: {
             // codes that require permission check
@@ -4985,7 +4976,7 @@
             }
             return OK;
         }
-        case CAPTURE_SCREEN_BY_ID: {
+        case CAPTURE_DISPLAY_BY_ID: {
             IPCThreadState* ipc = IPCThreadState::self();
             const int uid = ipc->getCallingUid();
             if (uid == AID_ROOT || uid == AID_GRAPHICS || uid == AID_SYSTEM || uid == AID_SHELL) {
@@ -5324,7 +5315,8 @@
             case 1035: {
                 n = data.readInt32();
                 mDebugDisplayConfigSetByBackdoor = false;
-                if (n >= 0) {
+                const auto numConfigs = mRefreshRateConfigs->getAllRefreshRates().size();
+                if (n >= 0 && n < numConfigs) {
                     const auto displayToken = getInternalDisplayToken();
                     status_t result = setActiveConfig(displayToken, n);
                     if (result != NO_ERROR) {
@@ -5430,51 +5422,6 @@
     const int mApi;
 };
 
-status_t SurfaceFlinger::captureScreen(const sp<IBinder>& displayToken,
-                                       sp<GraphicBuffer>* outBuffer, bool& outCapturedSecureLayers,
-                                       Dataspace reqDataspace, ui::PixelFormat reqPixelFormat,
-                                       const Rect& sourceCrop, uint32_t reqWidth,
-                                       uint32_t reqHeight, bool useIdentityTransform,
-                                       ui::Rotation rotation, bool captureSecureLayers) {
-    ATRACE_CALL();
-
-    if (!displayToken) return BAD_VALUE;
-
-    auto renderAreaRotation = ui::Transform::toRotationFlags(rotation);
-    if (renderAreaRotation == ui::Transform::ROT_INVALID) {
-        ALOGE("%s: Invalid rotation: %s", __FUNCTION__, toCString(rotation));
-        renderAreaRotation = ui::Transform::ROT_0;
-    }
-
-    wp<DisplayDevice> displayWeak;
-    ui::LayerStack layerStack;
-    ui::Size reqSize(reqWidth, reqHeight);
-    {
-        Mutex::Autolock lock(mStateLock);
-        sp<DisplayDevice> display = getDisplayDeviceLocked(displayToken);
-        if (!display) return NAME_NOT_FOUND;
-        displayWeak = display;
-        layerStack = display->getLayerStack();
-
-        // set the requested width/height to the logical display viewport size
-        // by default
-        if (reqWidth == 0 || reqHeight == 0) {
-            reqSize = display->getViewport().getSize();
-        }
-    }
-
-    RenderAreaFuture renderAreaFuture = promise::defer([=] {
-        return DisplayRenderArea::create(displayWeak, sourceCrop, reqSize, reqDataspace,
-                                         renderAreaRotation, captureSecureLayers);
-    });
-
-    auto traverseLayers = [this, layerStack](const LayerVector::Visitor& visitor) {
-        traverseLayersInLayerStack(layerStack, visitor);
-    };
-    return captureScreenCommon(std::move(renderAreaFuture), traverseLayers, reqSize, outBuffer,
-                               reqPixelFormat, useIdentityTransform, outCapturedSecureLayers);
-}
-
 static Dataspace pickDataspaceFromColorMode(const ColorMode colorMode) {
     switch (colorMode) {
         case ColorMode::DISPLAY_P3:
@@ -5487,6 +5434,51 @@
     }
 }
 
+status_t SurfaceFlinger::captureDisplay(const DisplayCaptureArgs& args,
+                                        ScreenCaptureResults& captureResults) {
+    ATRACE_CALL();
+
+    if (!args.displayToken) return BAD_VALUE;
+
+    auto renderAreaRotation = ui::Transform::toRotationFlags(args.rotation);
+    if (renderAreaRotation == ui::Transform::ROT_INVALID) {
+        ALOGE("%s: Invalid rotation: %s", __FUNCTION__, toCString(args.rotation));
+        renderAreaRotation = ui::Transform::ROT_0;
+    }
+
+    wp<DisplayDevice> displayWeak;
+    ui::LayerStack layerStack;
+    ui::Size reqSize(args.width, args.height);
+    ui::Dataspace dataspace;
+    {
+        Mutex::Autolock lock(mStateLock);
+        sp<DisplayDevice> display = getDisplayDeviceLocked(args.displayToken);
+        if (!display) return NAME_NOT_FOUND;
+        displayWeak = display;
+        layerStack = display->getLayerStack();
+
+        // set the requested width/height to the logical display viewport size
+        // by default
+        if (args.width == 0 || args.height == 0) {
+            reqSize = display->getViewport().getSize();
+        }
+
+        const ui::ColorMode colorMode = display->getCompositionDisplay()->getState().colorMode;
+        dataspace = pickDataspaceFromColorMode(colorMode);
+    }
+
+    RenderAreaFuture renderAreaFuture = promise::defer([=] {
+        return DisplayRenderArea::create(displayWeak, args.sourceCrop, reqSize, dataspace,
+                                         renderAreaRotation, args.captureSecureLayers);
+    });
+
+    auto traverseLayers = [this, layerStack](const LayerVector::Visitor& visitor) {
+        traverseLayersInLayerStack(layerStack, visitor);
+    };
+    return captureScreenCommon(std::move(renderAreaFuture), traverseLayers, reqSize,
+                               args.pixelFormat, args.useIdentityTransform, captureResults);
+}
+
 status_t SurfaceFlinger::setSchedFifo(bool enabled) {
     static constexpr int kFifoPriority = 2;
     static constexpr int kOtherPriority = 0;
@@ -5508,8 +5500,8 @@
 }
 
 sp<DisplayDevice> SurfaceFlinger::getDisplayByIdOrLayerStack(uint64_t displayOrLayerStack) {
-    const sp<IBinder> displayToken = getPhysicalDisplayTokenLocked(DisplayId{displayOrLayerStack});
-    if (displayToken) {
+    if (const sp<IBinder> displayToken =
+                getPhysicalDisplayTokenLocked(PhysicalDisplayId{displayOrLayerStack})) {
         return getDisplayDeviceLocked(displayToken);
     }
     // Couldn't find display by displayId. Try to get display by layerStack since virtual displays
@@ -5526,12 +5518,13 @@
     return nullptr;
 }
 
-status_t SurfaceFlinger::captureScreen(uint64_t displayOrLayerStack, Dataspace* outDataspace,
-                                       sp<GraphicBuffer>* outBuffer) {
+status_t SurfaceFlinger::captureDisplay(uint64_t displayOrLayerStack,
+                                        ScreenCaptureResults& captureResults) {
     ui::LayerStack layerStack;
     wp<DisplayDevice> displayWeak;
     ui::Size size;
     ui::Transform::RotationFlags captureOrientation;
+    ui::Dataspace dataspace;
     {
         Mutex::Autolock lock(mStateLock);
         sp<DisplayDevice> display = getDisplayByIdOrLayerStack(displayOrLayerStack);
@@ -5563,42 +5556,40 @@
             default:
                 break;
         }
-        *outDataspace =
+        dataspace =
                 pickDataspaceFromColorMode(display->getCompositionDisplay()->getState().colorMode);
     }
 
     RenderAreaFuture renderAreaFuture = promise::defer([=] {
-        return DisplayRenderArea::create(displayWeak, Rect(), size, *outDataspace,
-                                         captureOrientation, false /* captureSecureLayers */);
+        return DisplayRenderArea::create(displayWeak, Rect(), size,
+                                         captureResults.capturedDataspace, captureOrientation,
+                                         false /* captureSecureLayers */);
     });
 
     auto traverseLayers = [this, layerStack](const LayerVector::Visitor& visitor) {
         traverseLayersInLayerStack(layerStack, visitor);
     };
 
-    bool ignored = false;
-
-    return captureScreenCommon(std::move(renderAreaFuture), traverseLayers, size, outBuffer,
+    return captureScreenCommon(std::move(renderAreaFuture), traverseLayers, size,
                                ui::PixelFormat::RGBA_8888, false /* useIdentityTransform */,
-                               ignored /* outCapturedSecureLayers */);
+                               captureResults);
 }
 
-status_t SurfaceFlinger::captureLayers(
-        const sp<IBinder>& layerHandleBinder, sp<GraphicBuffer>* outBuffer,
-        const Dataspace reqDataspace, const ui::PixelFormat reqPixelFormat, const Rect& sourceCrop,
-        const std::unordered_set<sp<IBinder>, ISurfaceComposer::SpHash<IBinder>>& excludeHandles,
-        float frameScale, bool childrenOnly) {
+status_t SurfaceFlinger::captureLayers(const LayerCaptureArgs& args,
+                                       ScreenCaptureResults& captureResults) {
     ATRACE_CALL();
 
     ui::Size reqSize;
     sp<Layer> parent;
-    Rect crop(sourceCrop);
+    Rect crop(args.sourceCrop);
     std::unordered_set<sp<Layer>, ISurfaceComposer::SpHash<Layer>> excludeLayers;
     Rect displayViewport;
+    ui::Dataspace dataspace;
+    bool captureSecureLayers;
     {
         Mutex::Autolock lock(mStateLock);
 
-        parent = fromHandleLocked(layerHandleBinder).promote();
+        parent = fromHandleLocked(args.layerHandle).promote();
         if (parent == nullptr || parent->isRemovedFromCurrentState()) {
             ALOGE("captureLayers called with an invalid or removed parent");
             return NAME_NOT_FOUND;
@@ -5612,24 +5603,24 @@
         }
 
         Rect parentSourceBounds = parent->getCroppedBufferSize(parent->getCurrentState());
-        if (sourceCrop.width() <= 0) {
+        if (args.sourceCrop.width() <= 0) {
             crop.left = 0;
             crop.right = parentSourceBounds.getWidth();
         }
 
-        if (sourceCrop.height() <= 0) {
+        if (args.sourceCrop.height() <= 0) {
             crop.top = 0;
             crop.bottom = parentSourceBounds.getHeight();
         }
 
-        if (crop.isEmpty() || frameScale <= 0.0f) {
+        if (crop.isEmpty() || args.frameScale <= 0.0f) {
             // Error out if the layer has no source bounds (i.e. they are boundless) and a source
             // crop was not specified, or an invalid frame scale was provided.
             return BAD_VALUE;
         }
-        reqSize = ui::Size(crop.width() * frameScale, crop.height() * frameScale);
+        reqSize = ui::Size(crop.width() * args.frameScale, crop.height() * args.frameScale);
 
-        for (const auto& handle : excludeHandles) {
+        for (const auto& handle : args.excludeHandles) {
             sp<Layer> excludeLayer = fromHandleLocked(handle).promote();
             if (excludeLayer != nullptr) {
                 excludeLayers.emplace(excludeLayer);
@@ -5645,6 +5636,11 @@
         }
 
         displayViewport = display->getViewport();
+
+        const ui::ColorMode colorMode = display->getCompositionDisplay()->getState().colorMode;
+        dataspace = pickDataspaceFromColorMode(colorMode);
+
+        captureSecureLayers = args.captureSecureLayers && display->isSecure();
     } // mStateLock
 
     // really small crop or frameScale
@@ -5655,9 +5651,12 @@
         reqSize.height = 1;
     }
 
+    bool childrenOnly = args.childrenOnly;
+
     RenderAreaFuture renderAreaFuture = promise::defer([=]() -> std::unique_ptr<RenderArea> {
-        return std::make_unique<LayerRenderArea>(*this, parent, crop, reqSize, reqDataspace,
-                                                 childrenOnly, displayViewport);
+        return std::make_unique<LayerRenderArea>(*this, parent, crop, reqSize, dataspace,
+                                                 childrenOnly, displayViewport,
+                                                 captureSecureLayers);
     });
 
     auto traverseLayers = [parent, childrenOnly,
@@ -5681,36 +5680,34 @@
         });
     };
 
-    bool outCapturedSecureLayers = false;
-    return captureScreenCommon(std::move(renderAreaFuture), traverseLayers, reqSize, outBuffer,
-                               reqPixelFormat, false, outCapturedSecureLayers);
+    return captureScreenCommon(std::move(renderAreaFuture), traverseLayers, reqSize,
+                               args.pixelFormat, false, captureResults);
 }
 
 status_t SurfaceFlinger::captureScreenCommon(RenderAreaFuture renderAreaFuture,
                                              TraverseLayersFunction traverseLayers,
-                                             ui::Size bufferSize, sp<GraphicBuffer>* outBuffer,
-                                             ui::PixelFormat reqPixelFormat,
+                                             ui::Size bufferSize, ui::PixelFormat reqPixelFormat,
                                              bool useIdentityTransform,
-                                             bool& outCapturedSecureLayers) {
+                                             ScreenCaptureResults& captureResults) {
     ATRACE_CALL();
 
     // TODO(b/116112787) Make buffer usage a parameter.
     const uint32_t usage = GRALLOC_USAGE_SW_READ_OFTEN | GRALLOC_USAGE_SW_WRITE_OFTEN |
             GRALLOC_USAGE_HW_RENDER | GRALLOC_USAGE_HW_TEXTURE;
-    *outBuffer = getFactory().createGraphicBuffer(bufferSize.getWidth(), bufferSize.getHeight(),
-                                                  static_cast<android_pixel_format>(reqPixelFormat),
-                                                  1, usage, "screenshot");
+    sp<GraphicBuffer> buffer =
+            getFactory().createGraphicBuffer(bufferSize.getWidth(), bufferSize.getHeight(),
+                                             static_cast<android_pixel_format>(reqPixelFormat),
+                                             1 /* layerCount */, usage, "screenshot");
 
-    return captureScreenCommon(std::move(renderAreaFuture), traverseLayers, *outBuffer,
-                               useIdentityTransform, false /* regionSampling */,
-                               outCapturedSecureLayers);
+    return captureScreenCommon(std::move(renderAreaFuture), traverseLayers, buffer,
+                               useIdentityTransform, false /* regionSampling */, captureResults);
 }
 
 status_t SurfaceFlinger::captureScreenCommon(RenderAreaFuture renderAreaFuture,
                                              TraverseLayersFunction traverseLayers,
                                              const sp<GraphicBuffer>& buffer,
                                              bool useIdentityTransform, bool regionSampling,
-                                             bool& outCapturedSecureLayers) {
+                                             ScreenCaptureResults& captureResults) {
     const int uid = IPCThreadState::self()->getCallingUid();
     const bool forSystem = uid == AID_GRAPHICS || uid == AID_SYSTEM;
 
@@ -5735,9 +5732,9 @@
 
                     Mutex::Autolock lock(mStateLock);
                     renderArea->render([&] {
-                        result = captureScreenImplLocked(*renderArea, traverseLayers, buffer.get(),
-                                                         useIdentityTransform, forSystem, &fd,
-                                                         regionSampling, outCapturedSecureLayers);
+                        result = renderScreenImplLocked(*renderArea, traverseLayers, buffer.get(),
+                                                        useIdentityTransform, forSystem, &fd,
+                                                        regionSampling, captureResults);
                     });
 
                     return {result, fd};
@@ -5752,13 +5749,30 @@
     return result;
 }
 
-void SurfaceFlinger::renderScreenImplLocked(const RenderArea& renderArea,
-                                            TraverseLayersFunction traverseLayers,
-                                            const sp<GraphicBuffer>& buffer,
-                                            bool useIdentityTransform, bool regionSampling,
-                                            int* outSyncFd) {
+status_t SurfaceFlinger::renderScreenImplLocked(const RenderArea& renderArea,
+                                                TraverseLayersFunction traverseLayers,
+                                                const sp<GraphicBuffer>& buffer,
+                                                bool useIdentityTransform, bool forSystem,
+                                                int* outSyncFd, bool regionSampling,
+                                                ScreenCaptureResults& captureResults) {
     ATRACE_CALL();
 
+    traverseLayers([&](Layer* layer) {
+        captureResults.capturedSecureLayers =
+                captureResults.capturedSecureLayers || (layer->isVisible() && layer->isSecure());
+    });
+
+    // We allow the system server to take screenshots of secure layers for
+    // use in situations like the Screen-rotation animation and place
+    // the impetus on WindowManager to not persist them.
+    if (captureResults.capturedSecureLayers && !forSystem) {
+        ALOGW("FB is protected: PERMISSION_DENIED");
+        return PERMISSION_DENIED;
+    }
+
+    captureResults.buffer = buffer;
+    captureResults.capturedDataspace = renderArea.getReqDataSpace();
+
     const auto reqWidth = renderArea.getReqWidth();
     const auto reqHeight = renderArea.getReqHeight();
     const auto sourceCrop = renderArea.getSourceCrop();
@@ -5850,30 +5864,7 @@
             layer->onLayerDisplayed(releaseFence);
         }
     }
-}
 
-status_t SurfaceFlinger::captureScreenImplLocked(const RenderArea& renderArea,
-                                                 TraverseLayersFunction traverseLayers,
-                                                 const sp<GraphicBuffer>& buffer,
-                                                 bool useIdentityTransform, bool forSystem,
-                                                 int* outSyncFd, bool regionSampling,
-                                                 bool& outCapturedSecureLayers) {
-    ATRACE_CALL();
-
-    traverseLayers([&](Layer* layer) {
-        outCapturedSecureLayers =
-                outCapturedSecureLayers || (layer->isVisible() && layer->isSecure());
-    });
-
-    // We allow the system server to take screenshots of secure layers for
-    // use in situations like the Screen-rotation animation and place
-    // the impetus on WindowManager to not persist them.
-    if (outCapturedSecureLayers && !forSystem) {
-        ALOGW("FB is protected: PERMISSION_DENIED");
-        return PERMISSION_DENIED;
-    }
-    renderScreenImplLocked(renderArea, traverseLayers, buffer, useIdentityTransform, regionSampling,
-                           outSyncFd);
     return NO_ERROR;
 }
 
@@ -5955,7 +5946,9 @@
         const nsecs_t vsyncPeriod = getHwComposer()
                                             .getConfigs(*displayId)[policy->defaultConfig.value()]
                                             ->getVsyncPeriod();
-        mScheduler->onNonPrimaryDisplayConfigChanged(mAppConnectionHandle, display->getId()->value,
+        mScheduler->onNonPrimaryDisplayConfigChanged(mAppConnectionHandle,
+                                                     static_cast<PhysicalDisplayId>(
+                                                             *display->getId()),
                                                      policy->defaultConfig, vsyncPeriod);
         return NO_ERROR;
     }
@@ -5987,7 +5980,8 @@
     const nsecs_t vsyncPeriod =
             mRefreshRateConfigs->getRefreshRateFromConfigId(display->getActiveConfig())
                     .getVsyncPeriod();
-    mScheduler->onPrimaryDisplayConfigChanged(mAppConnectionHandle, display->getId()->value,
+    mScheduler->onPrimaryDisplayConfigChanged(mAppConnectionHandle,
+                                              static_cast<PhysicalDisplayId>(*display->getId()),
                                               display->getActiveConfig(), vsyncPeriod);
     toggleKernelIdleTimer();
 
diff --git a/services/surfaceflinger/SurfaceFlinger.h b/services/surfaceflinger/SurfaceFlinger.h
index d56321d..6c00931 100644
--- a/services/surfaceflinger/SurfaceFlinger.h
+++ b/services/surfaceflinger/SurfaceFlinger.h
@@ -300,13 +300,6 @@
     // utility function to delete a texture on the main thread
     void deleteTextureAsync(uint32_t texture);
 
-    // enable/disable h/w composer event
-    // TODO: this should be made accessible only to EventThread
-    void setPrimaryVsyncEnabled(bool enabled);
-
-    // main thread function to enable/disable h/w composer event
-    void setPrimaryVsyncEnabledInternal(bool enabled) REQUIRES(mStateLock);
-
     // called on the main thread by MessageQueue when an internal message
     // is received
     // TODO: this should be made accessible only to MessageQueue
@@ -433,19 +426,12 @@
             ISurfaceComposer::VsyncSource vsyncSource = eVsyncSourceApp,
             ISurfaceComposer::ConfigChanged configChanged =
                     ISurfaceComposer::eConfigChangedSuppress) override;
-    status_t captureScreen(const sp<IBinder>& displayToken, sp<GraphicBuffer>* outBuffer,
-                           bool& outCapturedSecureLayers, ui::Dataspace reqDataspace,
-                           ui::PixelFormat reqPixelFormat, const Rect& sourceCrop,
-                           uint32_t reqWidth, uint32_t reqHeight, bool useIdentityTransform,
-                           ui::Rotation rotation, bool captureSecureLayers) override;
-    status_t captureScreen(uint64_t displayOrLayerStack, ui::Dataspace* outDataspace,
-                           sp<GraphicBuffer>* outBuffer) override;
-    status_t captureLayers(
-            const sp<IBinder>& parentHandle, sp<GraphicBuffer>* outBuffer,
-            const ui::Dataspace reqDataspace, const ui::PixelFormat reqPixelFormat,
-            const Rect& sourceCrop,
-            const std::unordered_set<sp<IBinder>, ISurfaceComposer::SpHash<IBinder>>& exclude,
-            float frameScale, bool childrenOnly) override;
+    status_t captureDisplay(const DisplayCaptureArgs& args,
+                            ScreenCaptureResults& captureResults) override;
+    status_t captureDisplay(uint64_t displayOrLayerStack,
+                            ScreenCaptureResults& captureResults) override;
+    status_t captureLayers(const LayerCaptureArgs& args,
+                           ScreenCaptureResults& captureResults) override;
 
     status_t getDisplayStats(const sp<IBinder>& displayToken, DisplayStatInfo* stats) override;
     status_t getDisplayState(const sp<IBinder>& displayToken, ui::DisplayState*) override;
@@ -535,8 +521,12 @@
     /* ------------------------------------------------------------------------
      * ISchedulerCallback
      */
+
+    // Toggles hardware VSYNC by calling into HWC.
+    void setVsyncEnabled(bool) override;
+    // Initiates a refresh rate change to be applied on invalidate.
     void changeRefreshRate(const Scheduler::RefreshRate&, Scheduler::ConfigEvent) override;
-    // force full composition on all displays without resetting the scheduler idle timer.
+    // Forces full composition on all displays without resetting the scheduler idle timer.
     void repaintEverythingForHWC() override;
     // Called when kernel idle timer has expired. Used to update the refresh rate overlay.
     void kernelTimerChanged(bool expired) override;
@@ -549,6 +539,7 @@
     bool mSupportKernelIdleTimer = false;
     // Show spinner with refresh rate overlay
     bool mRefreshRateOverlaySpinner = false;
+
     /* ------------------------------------------------------------------------
      * Message handling
      */
@@ -613,7 +604,7 @@
     void updateInputWindowInfo();
     void commitInputWindowCommands() REQUIRES(mStateLock);
     void updateCursorAsync();
-    void initScheduler(DisplayId primaryDisplayId);
+    void initScheduler(PhysicalDisplayId primaryDisplayId);
 
     /* handlePageFlip - latch a new buffer if available and compute the dirty
      * region. Returns whether a new buffer has been latched, i.e., whether it
@@ -726,22 +717,20 @@
     using TraverseLayersFunction = std::function<void(const LayerVector::Visitor&)>;
     using RenderAreaFuture = std::future<std::unique_ptr<RenderArea>>;
 
-    void renderScreenImplLocked(const RenderArea& renderArea, TraverseLayersFunction traverseLayers,
-                                const sp<GraphicBuffer>& buffer, bool useIdentityTransform,
-                                bool regionSampling, int* outSyncFd);
+    status_t renderScreenImplLocked(const RenderArea& renderArea,
+                                    TraverseLayersFunction traverseLayers,
+                                    const sp<GraphicBuffer>& buffer, bool useIdentityTransform,
+                                    bool forSystem, int* outSyncFd, bool regionSampling,
+                                    ScreenCaptureResults& captureResults);
     status_t captureScreenCommon(RenderAreaFuture, TraverseLayersFunction, ui::Size bufferSize,
-                                 sp<GraphicBuffer>* outBuffer, ui::PixelFormat,
-                                 bool useIdentityTransform, bool& outCapturedSecureLayers);
+                                 ui::PixelFormat, bool useIdentityTransform,
+                                 ScreenCaptureResults& captureResults);
     status_t captureScreenCommon(RenderAreaFuture, TraverseLayersFunction, const sp<GraphicBuffer>&,
                                  bool useIdentityTransform, bool regionSampling,
-                                 bool& outCapturedSecureLayers);
+                                 ScreenCaptureResults& captureResults);
     sp<DisplayDevice> getDisplayByIdOrLayerStack(uint64_t displayOrLayerStack) REQUIRES(mStateLock);
     sp<DisplayDevice> getDisplayByLayerStack(uint64_t layerStack) REQUIRES(mStateLock);
-    status_t captureScreenImplLocked(const RenderArea& renderArea,
-                                     TraverseLayersFunction traverseLayers,
-                                     const sp<GraphicBuffer>& buffer, bool useIdentityTransform,
-                                     bool forSystem, int* outSyncFd, bool regionSampling,
-                                     bool& outCapturedSecureLayers);
+
     void traverseLayersInLayerStack(ui::LayerStack, const LayerVector::Visitor&);
 
     sp<StartPropertySetThread> mStartPropertySetThread;
@@ -856,7 +845,7 @@
     /* ------------------------------------------------------------------------
      * VSync
      */
-    nsecs_t getVsyncPeriod() const REQUIRES(mStateLock);
+    nsecs_t getVsyncPeriodFromHWC() const REQUIRES(mStateLock);
 
     // Sets the refresh rate by switching active configs, if they are available for
     // the desired refresh rate.
@@ -888,7 +877,8 @@
     /*
      * Display identification
      */
-    sp<IBinder> getPhysicalDisplayTokenLocked(DisplayId displayId) const REQUIRES(mStateLock) {
+    sp<IBinder> getPhysicalDisplayTokenLocked(PhysicalDisplayId displayId) const
+            REQUIRES(mStateLock) {
         const auto it = mPhysicalDisplayTokens.find(displayId);
         return it != mPhysicalDisplayTokens.end() ? it->second : nullptr;
     }
@@ -909,7 +899,7 @@
         return displayId ? getPhysicalDisplayTokenLocked(*displayId) : nullptr;
     }
 
-    std::optional<DisplayId> getInternalDisplayIdLocked() const REQUIRES(mStateLock) {
+    std::optional<PhysicalDisplayId> getInternalDisplayIdLocked() const REQUIRES(mStateLock) {
         const auto hwcDisplayId = getHwComposer().getInternalHwcDisplayId();
         return hwcDisplayId ? getHwComposer().toPhysicalDisplayId(*hwcDisplayId) : std::nullopt;
     }
@@ -1078,7 +1068,8 @@
     // this may only be written from the main thread with mStateLock held
     // it may be read from other threads with mStateLock held
     std::map<wp<IBinder>, sp<DisplayDevice>> mDisplays GUARDED_BY(mStateLock);
-    std::unordered_map<DisplayId, sp<IBinder>> mPhysicalDisplayTokens GUARDED_BY(mStateLock);
+    std::unordered_map<PhysicalDisplayId, sp<IBinder>> mPhysicalDisplayTokens
+            GUARDED_BY(mStateLock);
 
     std::unordered_map<BBinder*, wp<Layer>> mLayersByLocalBinderToken GUARDED_BY(mStateLock);
 
diff --git a/services/surfaceflinger/SurfaceFlingerDefaultFactory.cpp b/services/surfaceflinger/SurfaceFlingerDefaultFactory.cpp
index ddd20a5..025d1a4 100644
--- a/services/surfaceflinger/SurfaceFlingerDefaultFactory.cpp
+++ b/services/surfaceflinger/SurfaceFlingerDefaultFactory.cpp
@@ -38,7 +38,6 @@
 
 #include "DisplayHardware/ComposerHal.h"
 #include "Scheduler/DispSync.h"
-#include "Scheduler/EventControlThread.h"
 #include "Scheduler/MessageQueue.h"
 #include "Scheduler/PhaseOffsets.h"
 #include "Scheduler/Scheduler.h"
@@ -51,11 +50,6 @@
     return std::make_unique<android::impl::DispSync>(name, hasSyncFramework);
 }
 
-std::unique_ptr<EventControlThread> DefaultFactory::createEventControlThread(
-        SetVSyncEnabled setVSyncEnabled) {
-    return std::make_unique<android::impl::EventControlThread>(std::move(setVSyncEnabled));
-}
-
 std::unique_ptr<HWComposer> DefaultFactory::createHWComposer(const std::string& serviceName) {
     return std::make_unique<android::impl::HWComposer>(serviceName);
 }
@@ -74,11 +68,8 @@
 }
 
 std::unique_ptr<Scheduler> DefaultFactory::createScheduler(
-        SetVSyncEnabled setVSyncEnabled, const scheduler::RefreshRateConfigs& configs,
-        ISchedulerCallback& schedulerCallback) {
-    return std::make_unique<Scheduler>(std::move(setVSyncEnabled), configs, schedulerCallback,
-                                       property_get_bool("debug.sf.use_content_detection_v2", true),
-                                       sysprop::use_content_detection_for_refresh_rate(false));
+        const scheduler::RefreshRateConfigs& configs, ISchedulerCallback& callback) {
+    return std::make_unique<Scheduler>(configs, callback);
 }
 
 std::unique_ptr<SurfaceInterceptor> DefaultFactory::createSurfaceInterceptor(
diff --git a/services/surfaceflinger/SurfaceFlingerDefaultFactory.h b/services/surfaceflinger/SurfaceFlingerDefaultFactory.h
index bd40cfb..1757fa8 100644
--- a/services/surfaceflinger/SurfaceFlingerDefaultFactory.h
+++ b/services/surfaceflinger/SurfaceFlingerDefaultFactory.h
@@ -27,13 +27,11 @@
     virtual ~DefaultFactory();
 
     std::unique_ptr<DispSync> createDispSync(const char* name, bool hasSyncFramework) override;
-    std::unique_ptr<EventControlThread> createEventControlThread(SetVSyncEnabled) override;
     std::unique_ptr<HWComposer> createHWComposer(const std::string& serviceName) override;
     std::unique_ptr<MessageQueue> createMessageQueue() override;
     std::unique_ptr<scheduler::PhaseConfiguration> createPhaseConfiguration(
             const scheduler::RefreshRateConfigs&) override;
-    std::unique_ptr<Scheduler> createScheduler(SetVSyncEnabled,
-                                               const scheduler::RefreshRateConfigs&,
+    std::unique_ptr<Scheduler> createScheduler(const scheduler::RefreshRateConfigs&,
                                                ISchedulerCallback&) override;
     std::unique_ptr<SurfaceInterceptor> createSurfaceInterceptor(SurfaceFlinger*) override;
     sp<StartPropertySetThread> createStartPropertySetThread(bool timestampPropertyValue) override;
diff --git a/services/surfaceflinger/SurfaceFlingerFactory.h b/services/surfaceflinger/SurfaceFlingerFactory.h
index 6f4fcc6..1d710c4 100644
--- a/services/surfaceflinger/SurfaceFlingerFactory.h
+++ b/services/surfaceflinger/SurfaceFlingerFactory.h
@@ -35,12 +35,10 @@
 class ContainerLayer;
 class DisplayDevice;
 class DispSync;
-class EventControlThread;
 class GraphicBuffer;
 class HWComposer;
 class IGraphicBufferConsumer;
 class IGraphicBufferProducer;
-class ISchedulerCallback;
 class Layer;
 class MessageQueue;
 class Scheduler;
@@ -49,6 +47,7 @@
 class SurfaceInterceptor;
 
 struct DisplayDeviceCreationArgs;
+struct ISchedulerCallback;
 struct LayerCreationArgs;
 
 namespace compositionengine {
@@ -68,16 +67,12 @@
 // of each interface.
 class Factory {
 public:
-    using SetVSyncEnabled = std::function<void(bool)>;
-
     virtual std::unique_ptr<DispSync> createDispSync(const char* name, bool hasSyncFramework) = 0;
-    virtual std::unique_ptr<EventControlThread> createEventControlThread(SetVSyncEnabled) = 0;
     virtual std::unique_ptr<HWComposer> createHWComposer(const std::string& serviceName) = 0;
     virtual std::unique_ptr<MessageQueue> createMessageQueue() = 0;
     virtual std::unique_ptr<scheduler::PhaseConfiguration> createPhaseConfiguration(
             const scheduler::RefreshRateConfigs&) = 0;
-    virtual std::unique_ptr<Scheduler> createScheduler(SetVSyncEnabled,
-                                                       const scheduler::RefreshRateConfigs&,
+    virtual std::unique_ptr<Scheduler> createScheduler(const scheduler::RefreshRateConfigs&,
                                                        ISchedulerCallback&) = 0;
     virtual std::unique_ptr<SurfaceInterceptor> createSurfaceInterceptor(SurfaceFlinger*) = 0;
 
diff --git a/services/surfaceflinger/layerproto/layers.proto b/services/surfaceflinger/layerproto/layers.proto
index 7f1f542..8458d54 100644
--- a/services/surfaceflinger/layerproto/layers.proto
+++ b/services/surfaceflinger/layerproto/layers.proto
@@ -196,12 +196,13 @@
     bool has_wallpaper = 9;
 
     float global_scale_factor = 10;
-    float window_x_scale = 11;
-    float window_y_scale = 12;
+    float window_x_scale = 11 [deprecated=true];
+    float window_y_scale = 12 [deprecated=true];
 
     uint32 crop_layer_id = 13;
     bool replace_touchable_region_with_crop = 14;
     RectProto touchable_region_crop = 15;
+    TransformProto transform = 16;
 }
 
 message ColorTransformProto {
diff --git a/services/surfaceflinger/tests/Android.bp b/services/surfaceflinger/tests/Android.bp
index c96dfc7..719c46e 100644
--- a/services/surfaceflinger/tests/Android.bp
+++ b/services/surfaceflinger/tests/Android.bp
@@ -27,6 +27,7 @@
         "InvalidHandles_test.cpp",
         "LayerCallback_test.cpp",
         "LayerRenderTypeTransaction_test.cpp",
+        "LayerState_test.cpp",
         "LayerTransaction_test.cpp",
         "LayerTypeAndRenderTypeTransaction_test.cpp",
         "LayerTypeTransaction_test.cpp",
@@ -34,6 +35,7 @@
         "MirrorLayer_test.cpp",
         "MultiDisplayLayerBounds_test.cpp",
         "RelativeZ_test.cpp",
+        "ScreenCapture_test.cpp",
         "SetFrameRate_test.cpp",
         "SetGeometry_test.cpp",
         "Stress_test.cpp",
diff --git a/services/surfaceflinger/tests/BufferGenerator.cpp b/services/surfaceflinger/tests/BufferGenerator.cpp
index 293738c..4868c12 100644
--- a/services/surfaceflinger/tests/BufferGenerator.cpp
+++ b/services/surfaceflinger/tests/BufferGenerator.cpp
@@ -88,7 +88,7 @@
     sp<Surface> mSurface;
 };
 
-/* Used to generate valid fences. It is not possible to create a dummy sync
+/* Used to generate valid fences. It is not possible to create a placeholder sync
  * fence for testing. Egl can generate buffers along with a valid fence.
  * The buffer cannot be guaranteed to be the same format across all devices so
  * a CPU filled buffer is used instead. The Egl fence is used along with the
diff --git a/services/surfaceflinger/tests/Credentials_test.cpp b/services/surfaceflinger/tests/Credentials_test.cpp
index c136708..10a517e 100644
--- a/services/surfaceflinger/tests/Credentials_test.cpp
+++ b/services/surfaceflinger/tests/Credentials_test.cpp
@@ -18,7 +18,6 @@
 namespace {
 const String8 DISPLAY_NAME("Credentials Display Test");
 const String8 SURFACE_NAME("Test Surface Name");
-const float FRAME_SCALE = 1.0f;
 } // namespace
 
 /**
@@ -260,9 +259,10 @@
     const auto display = SurfaceComposerClient::getInternalDisplayToken();
     std::function<status_t()> condition = [=]() {
         sp<GraphicBuffer> outBuffer;
-        return ScreenshotClient::capture(display, ui::Dataspace::V0_SRGB,
-                                         ui::PixelFormat::RGBA_8888, Rect(), 0 /*reqWidth*/,
-                                         0 /*reqHeight*/, false, ui::ROTATION_0, &outBuffer);
+        DisplayCaptureArgs captureArgs;
+        captureArgs.displayToken = display;
+        ScreenCaptureResults captureResults;
+        return ScreenshotClient::captureDisplay(captureArgs, captureResults);
     };
     ASSERT_NO_FATAL_FAILURE(checkWithPrivileges<status_t>(condition, NO_ERROR, PERMISSION_DENIED));
 }
@@ -271,10 +271,12 @@
     setupBackgroundSurface();
     sp<GraphicBuffer> outBuffer;
     std::function<status_t()> condition = [=]() {
-        sp<GraphicBuffer> outBuffer;
-        return ScreenshotClient::captureLayers(mBGSurfaceControl->getHandle(),
-                                               ui::Dataspace::V0_SRGB, ui::PixelFormat::RGBA_8888,
-                                               Rect(0, 0, 1, 1), FRAME_SCALE, &outBuffer);
+        LayerCaptureArgs captureArgs;
+        captureArgs.layerHandle = mBGSurfaceControl->getHandle();
+        captureArgs.sourceCrop = {0, 0, 1, 1};
+
+        ScreenCaptureResults captureResults;
+        return ScreenshotClient::captureLayers(captureArgs, captureResults);
     };
     ASSERT_NO_FATAL_FAILURE(checkWithPrivileges<status_t>(condition, NO_ERROR, PERMISSION_DENIED));
 }
diff --git a/services/surfaceflinger/tests/InvalidHandles_test.cpp b/services/surfaceflinger/tests/InvalidHandles_test.cpp
index 42d1f5a..300e9c7 100644
--- a/services/surfaceflinger/tests/InvalidHandles_test.cpp
+++ b/services/surfaceflinger/tests/InvalidHandles_test.cpp
@@ -57,10 +57,12 @@
 
 TEST_F(InvalidHandleTest, captureLayersInvalidHandle) {
     sp<ISurfaceComposer> sf(ComposerService::getComposerService());
-    sp<GraphicBuffer> outBuffer;
 
-    ASSERT_EQ(NAME_NOT_FOUND,
-              sf->captureLayers(mNotSc->getHandle(), &outBuffer, Rect::EMPTY_RECT, 1.0f));
+    LayerCaptureArgs args;
+    args.layerHandle = mNotSc->getHandle();
+
+    ScreenCaptureResults captureResults;
+    ASSERT_EQ(NAME_NOT_FOUND, sf->captureLayers(args, captureResults));
 }
 
 } // namespace
diff --git a/services/surfaceflinger/tests/LayerState_test.cpp b/services/surfaceflinger/tests/LayerState_test.cpp
new file mode 100644
index 0000000..8a49e77
--- /dev/null
+++ b/services/surfaceflinger/tests/LayerState_test.cpp
@@ -0,0 +1,106 @@
+/*
+ * Copyright 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <gtest/gtest.h>
+
+#include <binder/Binder.h>
+#include <binder/Parcel.h>
+
+#include <gui/LayerState.h>
+
+namespace android {
+namespace test {
+
+TEST(LayerStateTest, ParcellingDisplayCaptureArgs) {
+    DisplayCaptureArgs args;
+    args.pixelFormat = ui::PixelFormat::RGB_565;
+    args.sourceCrop = Rect(0, 0, 500, 200);
+    args.frameScale = 2;
+    args.captureSecureLayers = true;
+    args.displayToken = new BBinder();
+    args.width = 10;
+    args.height = 20;
+    args.useIdentityTransform = true;
+    args.rotation = ui::ROTATION_90;
+
+    Parcel p;
+    args.write(p);
+    p.setDataPosition(0);
+
+    DisplayCaptureArgs args2;
+    args2.read(p);
+
+    ASSERT_EQ(args.pixelFormat, args2.pixelFormat);
+    ASSERT_EQ(args.sourceCrop, args2.sourceCrop);
+    ASSERT_EQ(args.frameScale, args2.frameScale);
+    ASSERT_EQ(args.captureSecureLayers, args2.captureSecureLayers);
+    ASSERT_EQ(args.displayToken, args2.displayToken);
+    ASSERT_EQ(args.width, args2.width);
+    ASSERT_EQ(args.height, args2.height);
+    ASSERT_EQ(args.useIdentityTransform, args2.useIdentityTransform);
+    ASSERT_EQ(args.rotation, args2.rotation);
+}
+
+TEST(LayerStateTest, ParcellingLayerCaptureArgs) {
+    LayerCaptureArgs args;
+    args.pixelFormat = ui::PixelFormat::RGB_565;
+    args.sourceCrop = Rect(0, 0, 500, 200);
+    args.frameScale = 2;
+    args.captureSecureLayers = true;
+    args.layerHandle = new BBinder();
+    args.excludeHandles = {new BBinder(), new BBinder()};
+    args.childrenOnly = false;
+
+    Parcel p;
+    args.write(p);
+    p.setDataPosition(0);
+
+    LayerCaptureArgs args2;
+    args2.read(p);
+
+    ASSERT_EQ(args.pixelFormat, args2.pixelFormat);
+    ASSERT_EQ(args.sourceCrop, args2.sourceCrop);
+    ASSERT_EQ(args.frameScale, args2.frameScale);
+    ASSERT_EQ(args.captureSecureLayers, args2.captureSecureLayers);
+    ASSERT_EQ(args.layerHandle, args2.layerHandle);
+    ASSERT_EQ(args.excludeHandles, args2.excludeHandles);
+    ASSERT_EQ(args.childrenOnly, args2.childrenOnly);
+}
+
+TEST(LayerStateTest, ParcellingScreenCaptureResults) {
+    ScreenCaptureResults results;
+    results.buffer = new GraphicBuffer(100, 200, PIXEL_FORMAT_RGBA_8888, 1, 0);
+    results.capturedSecureLayers = true;
+    results.capturedDataspace = ui::Dataspace::DISPLAY_P3;
+
+    Parcel p;
+    results.write(p);
+    p.setDataPosition(0);
+
+    ScreenCaptureResults results2;
+    results2.read(p);
+
+    // GraphicBuffer object is reallocated so compare the data in the graphic buffer
+    // rather than the object itself
+    ASSERT_EQ(results.buffer->getWidth(), results2.buffer->getWidth());
+    ASSERT_EQ(results.buffer->getHeight(), results2.buffer->getHeight());
+    ASSERT_EQ(results.buffer->getPixelFormat(), results2.buffer->getPixelFormat());
+    ASSERT_EQ(results.capturedSecureLayers, results2.capturedSecureLayers);
+    ASSERT_EQ(results.capturedDataspace, results2.capturedDataspace);
+}
+
+} // namespace test
+} // namespace android
diff --git a/services/surfaceflinger/tests/LayerTransactionTest.h b/services/surfaceflinger/tests/LayerTransactionTest.h
index f3e11d8..d4e952a 100644
--- a/services/surfaceflinger/tests/LayerTransactionTest.h
+++ b/services/surfaceflinger/tests/LayerTransactionTest.h
@@ -40,6 +40,8 @@
 
         sp<ISurfaceComposer> sf(ComposerService::getComposerService());
         ASSERT_NO_FATAL_FAILURE(sf->getColorManagement(&mColorManagementUsed));
+
+        mCaptureArgs.displayToken = mDisplay;
     }
 
     virtual void TearDown() {
@@ -249,6 +251,9 @@
     sp<SurfaceControl> mBlackBgSurface;
     bool mColorManagementUsed;
 
+    DisplayCaptureArgs mCaptureArgs;
+    ScreenCaptureResults mCaptureResults;
+
 private:
     void SetUpDisplay() {
         mDisplay = mClient->getInternalDisplayToken();
diff --git a/services/surfaceflinger/tests/LayerTransaction_test.cpp b/services/surfaceflinger/tests/LayerTransaction_test.cpp
index 97cba63..0ef4150 100644
--- a/services/surfaceflinger/tests/LayerTransaction_test.cpp
+++ b/services/surfaceflinger/tests/LayerTransaction_test.cpp
@@ -32,18 +32,16 @@
     ASSERT_NO_FATAL_FAILURE(fillBufferQueueLayerColor(layer, Color::RED, 32, 32));
 
     sp<ISurfaceComposer> composer = ComposerService::getComposerService();
-    sp<GraphicBuffer> outBuffer;
     Transaction()
             .setFlags(layer, layer_state_t::eLayerSecure, layer_state_t::eLayerSecure)
             .apply(true);
-    ASSERT_EQ(PERMISSION_DENIED,
-              composer->captureScreen(mDisplay, &outBuffer, Rect(), 0, 0, false));
+    ASSERT_EQ(PERMISSION_DENIED, composer->captureDisplay(mCaptureArgs, mCaptureResults));
 
     UIDFaker f(AID_SYSTEM);
 
     // By default the system can capture screenshots with secure layers but they
     // will be blacked out
-    ASSERT_EQ(NO_ERROR, composer->captureScreen(mDisplay, &outBuffer, Rect(), 0, 0, false));
+    ASSERT_EQ(NO_ERROR, composer->captureDisplay(mCaptureArgs, mCaptureResults));
 
     {
         SCOPED_TRACE("as system");
@@ -53,13 +51,12 @@
 
     // Here we pass captureSecureLayers = true and since we are AID_SYSTEM we should be able
     // to receive them...we are expected to take care with the results.
-    bool outCapturedSecureLayers;
-    ASSERT_EQ(NO_ERROR,
-              composer->captureScreen(mDisplay, &outBuffer, outCapturedSecureLayers,
-                                      ui::Dataspace::V0_SRGB, ui::PixelFormat::RGBA_8888, Rect(), 0,
-                                      0, false, ui::ROTATION_0, true));
-    ASSERT_EQ(true, outCapturedSecureLayers);
-    ScreenCapture sc(outBuffer);
+    DisplayCaptureArgs args;
+    args.displayToken = mDisplay;
+    args.captureSecureLayers = true;
+    ASSERT_EQ(NO_ERROR, composer->captureDisplay(args, mCaptureResults));
+    ASSERT_EQ(true, mCaptureResults.capturedSecureLayers);
+    ScreenCapture sc(mCaptureResults.buffer);
     sc.expectColor(Rect(0, 0, 32, 32), Color::RED);
 }
 
@@ -118,10 +115,9 @@
     sp<SurfaceControl> layer;
     ASSERT_NO_FATAL_FAILURE(layer = createLayer("test", width, height));
     const auto producer = layer->getIGraphicBufferProducer();
-    const sp<IProducerListener> dummyListener(new DummyProducerListener);
+    const sp<IProducerListener> stubListener(new StubProducerListener);
     IGraphicBufferProducer::QueueBufferOutput queueBufferOutput;
-    ASSERT_EQ(OK,
-              producer->connect(dummyListener, NATIVE_WINDOW_API_CPU, true, &queueBufferOutput));
+    ASSERT_EQ(OK, producer->connect(stubListener, NATIVE_WINDOW_API_CPU, true, &queueBufferOutput));
 
     std::map<int, sp<GraphicBuffer>> slotMap;
     auto slotToBuffer = [&](int slot, sp<GraphicBuffer>* buf) {
diff --git a/services/surfaceflinger/tests/LayerTypeTransaction_test.cpp b/services/surfaceflinger/tests/LayerTypeTransaction_test.cpp
index 84780ba..e3b9489 100644
--- a/services/surfaceflinger/tests/LayerTypeTransaction_test.cpp
+++ b/services/surfaceflinger/tests/LayerTypeTransaction_test.cpp
@@ -61,8 +61,10 @@
 
     std::unique_ptr<ScreenCapture> screenshot;
     // only layerB is in this range
-    sp<IBinder> parentHandle = parent->getHandle();
-    ScreenCapture::captureLayers(&screenshot, parentHandle, Rect(0, 0, 32, 32));
+    LayerCaptureArgs captureArgs;
+    captureArgs.layerHandle = parent->getHandle();
+    captureArgs.sourceCrop = {0, 0, 32, 32};
+    ScreenCapture::captureLayers(&screenshot, captureArgs);
     screenshot->expectColor(Rect(0, 0, 32, 32), Color::BLUE);
 }
 
@@ -170,11 +172,15 @@
     Transaction()
             .setFlags(layer, layer_state_t::eLayerSecure, layer_state_t::eLayerSecure)
             .apply(true);
-    ASSERT_EQ(PERMISSION_DENIED,
-              composer->captureScreen(mDisplay, &outBuffer, Rect(), 0, 0, false));
+
+    DisplayCaptureArgs args;
+    args.displayToken = mDisplay;
+
+    ScreenCaptureResults captureResults;
+    ASSERT_EQ(PERMISSION_DENIED, composer->captureDisplay(args, captureResults));
 
     Transaction().setFlags(layer, 0, layer_state_t::eLayerSecure).apply(true);
-    ASSERT_EQ(NO_ERROR, composer->captureScreen(mDisplay, &outBuffer, Rect(), 0, 0, false));
+    ASSERT_EQ(NO_ERROR, composer->captureDisplay(args, captureResults));
 }
 TEST_P(LayerTypeTransactionTest, RefreshRateIsInitialized) {
     sp<SurfaceControl> layer;
diff --git a/services/surfaceflinger/tests/LayerUpdate_test.cpp b/services/surfaceflinger/tests/LayerUpdate_test.cpp
index 84823f5..c56d473 100644
--- a/services/surfaceflinger/tests/LayerUpdate_test.cpp
+++ b/services/surfaceflinger/tests/LayerUpdate_test.cpp
@@ -1084,432 +1084,6 @@
     }
 }
 
-class ScreenCaptureTest : public LayerUpdateTest {
-protected:
-    std::unique_ptr<ScreenCapture> mCapture;
-};
-
-TEST_F(ScreenCaptureTest, CaptureSingleLayer) {
-    auto bgHandle = mBGSurfaceControl->getHandle();
-    ScreenCapture::captureLayers(&mCapture, bgHandle);
-    mCapture->expectBGColor(0, 0);
-    // Doesn't capture FG layer which is at 64, 64
-    mCapture->expectBGColor(64, 64);
-}
-
-TEST_F(ScreenCaptureTest, CaptureLayerWithChild) {
-    auto fgHandle = mFGSurfaceControl->getHandle();
-
-    sp<SurfaceControl> child = createSurface(mClient, "Child surface", 10, 10,
-                                             PIXEL_FORMAT_RGBA_8888, 0, mFGSurfaceControl.get());
-    TransactionUtils::fillSurfaceRGBA8(child, 200, 200, 200);
-
-    SurfaceComposerClient::Transaction().show(child).apply(true);
-
-    // Captures mFGSurfaceControl layer and its child.
-    ScreenCapture::captureLayers(&mCapture, fgHandle);
-    mCapture->expectFGColor(10, 10);
-    mCapture->expectChildColor(0, 0);
-}
-
-TEST_F(ScreenCaptureTest, CaptureLayerChildOnly) {
-    auto fgHandle = mFGSurfaceControl->getHandle();
-
-    sp<SurfaceControl> child = createSurface(mClient, "Child surface", 10, 10,
-                                             PIXEL_FORMAT_RGBA_8888, 0, mFGSurfaceControl.get());
-    TransactionUtils::fillSurfaceRGBA8(child, 200, 200, 200);
-
-    SurfaceComposerClient::Transaction().show(child).apply(true);
-
-    // Captures mFGSurfaceControl's child
-    ScreenCapture::captureChildLayers(&mCapture, fgHandle);
-    mCapture->checkPixel(10, 10, 0, 0, 0);
-    mCapture->expectChildColor(0, 0);
-}
-
-TEST_F(ScreenCaptureTest, CaptureLayerExclude) {
-    auto fgHandle = mFGSurfaceControl->getHandle();
-
-    sp<SurfaceControl> child = createSurface(mClient, "Child surface", 10, 10,
-                                             PIXEL_FORMAT_RGBA_8888, 0, mFGSurfaceControl.get());
-    TransactionUtils::fillSurfaceRGBA8(child, 200, 200, 200);
-    sp<SurfaceControl> child2 = createSurface(mClient, "Child surface", 10, 10,
-                                              PIXEL_FORMAT_RGBA_8888, 0, mFGSurfaceControl.get());
-    TransactionUtils::fillSurfaceRGBA8(child2, 200, 0, 200);
-
-    SurfaceComposerClient::Transaction()
-            .show(child)
-            .show(child2)
-            .setLayer(child, 1)
-            .setLayer(child2, 2)
-            .apply(true);
-
-    // Child2 would be visible but its excluded, so we should see child1 color instead.
-    ScreenCapture::captureChildLayersExcluding(&mCapture, fgHandle, {child2->getHandle()});
-    mCapture->checkPixel(10, 10, 0, 0, 0);
-    mCapture->checkPixel(0, 0, 200, 200, 200);
-}
-
-// Like the last test but verifies that children are also exclude.
-TEST_F(ScreenCaptureTest, CaptureLayerExcludeTree) {
-    auto fgHandle = mFGSurfaceControl->getHandle();
-
-    sp<SurfaceControl> child = createSurface(mClient, "Child surface", 10, 10,
-                                             PIXEL_FORMAT_RGBA_8888, 0, mFGSurfaceControl.get());
-    TransactionUtils::fillSurfaceRGBA8(child, 200, 200, 200);
-    sp<SurfaceControl> child2 = createSurface(mClient, "Child surface", 10, 10,
-                                              PIXEL_FORMAT_RGBA_8888, 0, mFGSurfaceControl.get());
-    TransactionUtils::fillSurfaceRGBA8(child2, 200, 0, 200);
-    sp<SurfaceControl> child3 = createSurface(mClient, "Child surface", 10, 10,
-                                              PIXEL_FORMAT_RGBA_8888, 0, child2.get());
-    TransactionUtils::fillSurfaceRGBA8(child2, 200, 0, 200);
-
-    SurfaceComposerClient::Transaction()
-            .show(child)
-            .show(child2)
-            .show(child3)
-            .setLayer(child, 1)
-            .setLayer(child2, 2)
-            .apply(true);
-
-    // Child2 would be visible but its excluded, so we should see child1 color instead.
-    ScreenCapture::captureChildLayersExcluding(&mCapture, fgHandle, {child2->getHandle()});
-    mCapture->checkPixel(10, 10, 0, 0, 0);
-    mCapture->checkPixel(0, 0, 200, 200, 200);
-}
-
-TEST_F(ScreenCaptureTest, CaptureTransparent) {
-    sp<SurfaceControl> child = createSurface(mClient, "Child surface", 10, 10,
-                                             PIXEL_FORMAT_RGBA_8888, 0, mFGSurfaceControl.get());
-
-    TransactionUtils::fillSurfaceRGBA8(child, 200, 200, 200);
-
-    SurfaceComposerClient::Transaction().show(child).apply(true);
-
-    auto childHandle = child->getHandle();
-
-    // Captures child
-    ScreenCapture::captureLayers(&mCapture, childHandle, {0, 0, 10, 20});
-    mCapture->expectColor(Rect(0, 0, 9, 9), {200, 200, 200, 255});
-    // Area outside of child's bounds is transparent.
-    mCapture->expectColor(Rect(0, 10, 9, 19), {0, 0, 0, 0});
-}
-
-TEST_F(ScreenCaptureTest, DontCaptureRelativeOutsideTree) {
-    auto fgHandle = mFGSurfaceControl->getHandle();
-
-    sp<SurfaceControl> child = createSurface(mClient, "Child surface", 10, 10,
-                                             PIXEL_FORMAT_RGBA_8888, 0, mFGSurfaceControl.get());
-    ASSERT_NE(nullptr, child.get()) << "failed to create surface";
-    sp<SurfaceControl> relative = createLayer(String8("Relative surface"), 10, 10, 0);
-    TransactionUtils::fillSurfaceRGBA8(child, 200, 200, 200);
-    TransactionUtils::fillSurfaceRGBA8(relative, 100, 100, 100);
-
-    SurfaceComposerClient::Transaction()
-            .show(child)
-            // Set relative layer above fg layer so should be shown above when computing all layers.
-            .setRelativeLayer(relative, fgHandle, 1)
-            .show(relative)
-            .apply(true);
-
-    // Captures mFGSurfaceControl layer and its child. Relative layer shouldn't be captured.
-    ScreenCapture::captureLayers(&mCapture, fgHandle);
-    mCapture->expectFGColor(10, 10);
-    mCapture->expectChildColor(0, 0);
-}
-
-TEST_F(ScreenCaptureTest, CaptureRelativeInTree) {
-    auto fgHandle = mFGSurfaceControl->getHandle();
-
-    sp<SurfaceControl> child = createSurface(mClient, "Child surface", 10, 10,
-                                             PIXEL_FORMAT_RGBA_8888, 0, mFGSurfaceControl.get());
-    sp<SurfaceControl> relative = createSurface(mClient, "Relative surface", 10, 10,
-                                                PIXEL_FORMAT_RGBA_8888, 0, mFGSurfaceControl.get());
-    TransactionUtils::fillSurfaceRGBA8(child, 200, 200, 200);
-    TransactionUtils::fillSurfaceRGBA8(relative, 100, 100, 100);
-
-    SurfaceComposerClient::Transaction()
-            .show(child)
-            // Set relative layer below fg layer but relative to child layer so it should be shown
-            // above child layer.
-            .setLayer(relative, -1)
-            .setRelativeLayer(relative, child->getHandle(), 1)
-            .show(relative)
-            .apply(true);
-
-    // Captures mFGSurfaceControl layer and its children. Relative layer is a child of fg so its
-    // relative value should be taken into account, placing it above child layer.
-    ScreenCapture::captureLayers(&mCapture, fgHandle);
-    mCapture->expectFGColor(10, 10);
-    // Relative layer is showing on top of child layer
-    mCapture->expectColor(Rect(0, 0, 9, 9), {100, 100, 100, 255});
-}
-
-TEST_F(ScreenCaptureTest, CaptureBoundlessLayerWithSourceCrop) {
-    sp<SurfaceControl> child = createColorLayer("Child layer", Color::RED, mFGSurfaceControl.get());
-    SurfaceComposerClient::Transaction().show(child).apply(true);
-
-    sp<ISurfaceComposer> sf(ComposerService::getComposerService());
-    sp<GraphicBuffer> outBuffer;
-    Rect sourceCrop(0, 0, 10, 10);
-    ASSERT_EQ(NO_ERROR, sf->captureLayers(child->getHandle(), &outBuffer, sourceCrop));
-    ScreenCapture sc(outBuffer);
-
-    sc.expectColor(Rect(0, 0, 9, 9), Color::RED);
-}
-
-TEST_F(ScreenCaptureTest, CaptureBoundedLayerWithoutSourceCrop) {
-    sp<SurfaceControl> child = createColorLayer("Child layer", Color::RED, mFGSurfaceControl.get());
-    Rect layerCrop(0, 0, 10, 10);
-    SurfaceComposerClient::Transaction().setCrop_legacy(child, layerCrop).show(child).apply(true);
-
-    sp<ISurfaceComposer> sf(ComposerService::getComposerService());
-    sp<GraphicBuffer> outBuffer;
-    Rect sourceCrop = Rect();
-    ASSERT_EQ(NO_ERROR, sf->captureLayers(child->getHandle(), &outBuffer, sourceCrop));
-    ScreenCapture sc(outBuffer);
-
-    sc.expectColor(Rect(0, 0, 9, 9), Color::RED);
-}
-
-TEST_F(ScreenCaptureTest, CaptureBoundlessLayerWithoutSourceCropFails) {
-    sp<SurfaceControl> child = createColorLayer("Child layer", Color::RED, mFGSurfaceControl.get());
-    SurfaceComposerClient::Transaction().show(child).apply(true);
-
-    sp<ISurfaceComposer> sf(ComposerService::getComposerService());
-    sp<GraphicBuffer> outBuffer;
-    Rect sourceCrop = Rect();
-
-    ASSERT_EQ(BAD_VALUE, sf->captureLayers(child->getHandle(), &outBuffer, sourceCrop));
-}
-
-TEST_F(ScreenCaptureTest, CaptureBufferLayerWithoutBufferFails) {
-    sp<SurfaceControl> child = createSurface(mClient, "Child surface", 10, 10,
-                                             PIXEL_FORMAT_RGBA_8888, 0, mFGSurfaceControl.get());
-    SurfaceComposerClient::Transaction().show(child).apply(true);
-
-    sp<ISurfaceComposer> sf(ComposerService::getComposerService());
-    sp<GraphicBuffer> outBuffer;
-    Rect sourceCrop = Rect();
-    ASSERT_EQ(BAD_VALUE, sf->captureLayers(child->getHandle(), &outBuffer, sourceCrop));
-
-    TransactionUtils::fillSurfaceRGBA8(child, Color::RED);
-    SurfaceComposerClient::Transaction().apply(true);
-    ASSERT_EQ(NO_ERROR, sf->captureLayers(child->getHandle(), &outBuffer, sourceCrop));
-    ScreenCapture sc(outBuffer);
-    sc.expectColor(Rect(0, 0, 9, 9), Color::RED);
-}
-
-// In the following tests we verify successful skipping of a parent layer,
-// so we use the same verification logic and only change how we mutate
-// the parent layer to verify that various properties are ignored.
-class ScreenCaptureChildOnlyTest : public LayerUpdateTest {
-public:
-    void SetUp() override {
-        LayerUpdateTest::SetUp();
-
-        mChild = createSurface(mClient, "Child surface", 10, 10, PIXEL_FORMAT_RGBA_8888, 0,
-                               mFGSurfaceControl.get());
-        TransactionUtils::fillSurfaceRGBA8(mChild, 200, 200, 200);
-
-        SurfaceComposerClient::Transaction().show(mChild).apply(true);
-    }
-
-    void verify(std::function<void()> verifyStartingState) {
-        // Verify starting state before a screenshot is taken.
-        verifyStartingState();
-
-        // Verify child layer does not inherit any of the properties of its
-        // parent when its screenshot is captured.
-        auto fgHandle = mFGSurfaceControl->getHandle();
-        ScreenCapture::captureChildLayers(&mCapture, fgHandle);
-        mCapture->checkPixel(10, 10, 0, 0, 0);
-        mCapture->expectChildColor(0, 0);
-
-        // Verify all assumptions are still true after the screenshot is taken.
-        verifyStartingState();
-    }
-
-    std::unique_ptr<ScreenCapture> mCapture;
-    sp<SurfaceControl> mChild;
-};
-
-// Regression test b/76099859
-TEST_F(ScreenCaptureChildOnlyTest, CaptureLayerIgnoresParentVisibility) {
-    SurfaceComposerClient::Transaction().hide(mFGSurfaceControl).apply(true);
-
-    // Even though the parent is hidden we should still capture the child.
-
-    // Before and after reparenting, verify child is properly hidden
-    // when rendering full-screen.
-    verify([&] { screenshot()->expectBGColor(64, 64); });
-}
-
-TEST_F(ScreenCaptureChildOnlyTest, CaptureLayerIgnoresParentCrop) {
-    SurfaceComposerClient::Transaction()
-            .setCrop_legacy(mFGSurfaceControl, Rect(0, 0, 1, 1))
-            .apply(true);
-
-    // Even though the parent is cropped out we should still capture the child.
-
-    // Before and after reparenting, verify child is cropped by parent.
-    verify([&] { screenshot()->expectBGColor(65, 65); });
-}
-
-// Regression test b/124372894
-TEST_F(ScreenCaptureChildOnlyTest, CaptureLayerIgnoresTransform) {
-    SurfaceComposerClient::Transaction().setMatrix(mFGSurfaceControl, 2, 0, 0, 2).apply(true);
-
-    // We should not inherit the parent scaling.
-
-    // Before and after reparenting, verify child is properly scaled.
-    verify([&] { screenshot()->expectChildColor(80, 80); });
-}
-
-TEST_F(ScreenCaptureTest, CaptureLayerWithGrandchild) {
-    auto fgHandle = mFGSurfaceControl->getHandle();
-
-    sp<SurfaceControl> child = createSurface(mClient, "Child surface", 10, 10,
-                                             PIXEL_FORMAT_RGBA_8888, 0, mFGSurfaceControl.get());
-    TransactionUtils::fillSurfaceRGBA8(child, 200, 200, 200);
-
-    sp<SurfaceControl> grandchild = createSurface(mClient, "Grandchild surface", 5, 5,
-                                                  PIXEL_FORMAT_RGBA_8888, 0, child.get());
-
-    TransactionUtils::fillSurfaceRGBA8(grandchild, 50, 50, 50);
-    SurfaceComposerClient::Transaction()
-            .show(child)
-            .setPosition(grandchild, 5, 5)
-            .show(grandchild)
-            .apply(true);
-
-    // Captures mFGSurfaceControl, its child, and the grandchild.
-    ScreenCapture::captureLayers(&mCapture, fgHandle);
-    mCapture->expectFGColor(10, 10);
-    mCapture->expectChildColor(0, 0);
-    mCapture->checkPixel(5, 5, 50, 50, 50);
-}
-
-TEST_F(ScreenCaptureTest, CaptureChildOnly) {
-    sp<SurfaceControl> child = createSurface(mClient, "Child surface", 10, 10,
-                                             PIXEL_FORMAT_RGBA_8888, 0, mFGSurfaceControl.get());
-    TransactionUtils::fillSurfaceRGBA8(child, 200, 200, 200);
-    auto childHandle = child->getHandle();
-
-    SurfaceComposerClient::Transaction().setPosition(child, 5, 5).show(child).apply(true);
-
-    // Captures only the child layer, and not the parent.
-    ScreenCapture::captureLayers(&mCapture, childHandle);
-    mCapture->expectChildColor(0, 0);
-    mCapture->expectChildColor(9, 9);
-}
-
-TEST_F(ScreenCaptureTest, CaptureGrandchildOnly) {
-    sp<SurfaceControl> child = createSurface(mClient, "Child surface", 10, 10,
-                                             PIXEL_FORMAT_RGBA_8888, 0, mFGSurfaceControl.get());
-    TransactionUtils::fillSurfaceRGBA8(child, 200, 200, 200);
-    auto childHandle = child->getHandle();
-
-    sp<SurfaceControl> grandchild = createSurface(mClient, "Grandchild surface", 5, 5,
-                                                  PIXEL_FORMAT_RGBA_8888, 0, child.get());
-    TransactionUtils::fillSurfaceRGBA8(grandchild, 50, 50, 50);
-
-    SurfaceComposerClient::Transaction()
-            .show(child)
-            .setPosition(grandchild, 5, 5)
-            .show(grandchild)
-            .apply(true);
-
-    auto grandchildHandle = grandchild->getHandle();
-
-    // Captures only the grandchild.
-    ScreenCapture::captureLayers(&mCapture, grandchildHandle);
-    mCapture->checkPixel(0, 0, 50, 50, 50);
-    mCapture->checkPixel(4, 4, 50, 50, 50);
-}
-
-TEST_F(ScreenCaptureTest, CaptureCrop) {
-    sp<SurfaceControl> redLayer = createLayer(String8("Red surface"), 60, 60, 0);
-    sp<SurfaceControl> blueLayer = createSurface(mClient, "Blue surface", 30, 30,
-                                                 PIXEL_FORMAT_RGBA_8888, 0, redLayer.get());
-
-    ASSERT_NO_FATAL_FAILURE(fillBufferQueueLayerColor(redLayer, Color::RED, 60, 60));
-    ASSERT_NO_FATAL_FAILURE(fillBufferQueueLayerColor(blueLayer, Color::BLUE, 30, 30));
-
-    SurfaceComposerClient::Transaction()
-            .setLayer(redLayer, INT32_MAX - 1)
-            .show(redLayer)
-            .show(blueLayer)
-            .apply(true);
-
-    auto redLayerHandle = redLayer->getHandle();
-
-    // Capturing full screen should have both red and blue are visible.
-    ScreenCapture::captureLayers(&mCapture, redLayerHandle);
-    mCapture->expectColor(Rect(0, 0, 29, 29), Color::BLUE);
-    // red area below the blue area
-    mCapture->expectColor(Rect(0, 30, 59, 59), Color::RED);
-    // red area to the right of the blue area
-    mCapture->expectColor(Rect(30, 0, 59, 59), Color::RED);
-
-    const Rect crop = Rect(0, 0, 30, 30);
-    ScreenCapture::captureLayers(&mCapture, redLayerHandle, crop);
-    // Capturing the cropped screen, cropping out the shown red area, should leave only the blue
-    // area visible.
-    mCapture->expectColor(Rect(0, 0, 29, 29), Color::BLUE);
-    mCapture->checkPixel(30, 30, 0, 0, 0);
-}
-
-TEST_F(ScreenCaptureTest, CaptureSize) {
-    sp<SurfaceControl> redLayer = createLayer(String8("Red surface"), 60, 60, 0);
-    sp<SurfaceControl> blueLayer = createSurface(mClient, "Blue surface", 30, 30,
-                                                 PIXEL_FORMAT_RGBA_8888, 0, redLayer.get());
-
-    ASSERT_NO_FATAL_FAILURE(fillBufferQueueLayerColor(redLayer, Color::RED, 60, 60));
-    ASSERT_NO_FATAL_FAILURE(fillBufferQueueLayerColor(blueLayer, Color::BLUE, 30, 30));
-
-    SurfaceComposerClient::Transaction()
-            .setLayer(redLayer, INT32_MAX - 1)
-            .show(redLayer)
-            .show(blueLayer)
-            .apply(true);
-
-    auto redLayerHandle = redLayer->getHandle();
-
-    // Capturing full screen should have both red and blue are visible.
-    ScreenCapture::captureLayers(&mCapture, redLayerHandle);
-    mCapture->expectColor(Rect(0, 0, 29, 29), Color::BLUE);
-    // red area below the blue area
-    mCapture->expectColor(Rect(0, 30, 59, 59), Color::RED);
-    // red area to the right of the blue area
-    mCapture->expectColor(Rect(30, 0, 59, 59), Color::RED);
-
-    ScreenCapture::captureLayers(&mCapture, redLayerHandle, Rect::EMPTY_RECT, 0.5);
-    // Capturing the downsized area (30x30) should leave both red and blue but in a smaller area.
-    mCapture->expectColor(Rect(0, 0, 14, 14), Color::BLUE);
-    // red area below the blue area
-    mCapture->expectColor(Rect(0, 15, 29, 29), Color::RED);
-    // red area to the right of the blue area
-    mCapture->expectColor(Rect(15, 0, 29, 29), Color::RED);
-    mCapture->checkPixel(30, 30, 0, 0, 0);
-}
-
-TEST_F(ScreenCaptureTest, CaptureInvalidLayer) {
-    sp<SurfaceControl> redLayer = createLayer(String8("Red surface"), 60, 60, 0);
-
-    ASSERT_NO_FATAL_FAILURE(fillBufferQueueLayerColor(redLayer, Color::RED, 60, 60));
-
-    auto redLayerHandle = redLayer->getHandle();
-    Transaction().reparent(redLayer, nullptr).apply();
-    redLayer.clear();
-    SurfaceComposerClient::Transaction().apply(true);
-
-    sp<GraphicBuffer> outBuffer;
-
-    // Layer was deleted so captureLayers should fail with NAME_NOT_FOUND
-    sp<ISurfaceComposer> sf(ComposerService::getComposerService());
-    ASSERT_EQ(NAME_NOT_FOUND, sf->captureLayers(redLayerHandle, &outBuffer, Rect::EMPTY_RECT, 1.0));
-}
 } // namespace android
 
 // TODO(b/129481165): remove the #pragma below and fix conversion issues
diff --git a/services/surfaceflinger/tests/ScreenCapture_test.cpp b/services/surfaceflinger/tests/ScreenCapture_test.cpp
new file mode 100644
index 0000000..149e4d7
--- /dev/null
+++ b/services/surfaceflinger/tests/ScreenCapture_test.cpp
@@ -0,0 +1,565 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+// TODO(b/129481165): remove the #pragma below and fix conversion issues
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wconversion"
+
+#include <private/android_filesystem_config.h>
+
+#include "LayerTransactionTest.h"
+
+namespace android {
+
+class ScreenCaptureTest : public LayerTransactionTest {
+protected:
+    virtual void SetUp() {
+        LayerTransactionTest::SetUp();
+        ASSERT_EQ(NO_ERROR, mClient->initCheck());
+
+        const auto display = SurfaceComposerClient::getInternalDisplayToken();
+        ASSERT_FALSE(display == nullptr);
+
+        DisplayConfig config;
+        ASSERT_EQ(NO_ERROR, SurfaceComposerClient::getActiveDisplayConfig(display, &config));
+        const ui::Size& resolution = config.resolution;
+
+        // Background surface
+        mBGSurfaceControl = createLayer(String8("BG Test Surface"), resolution.getWidth(),
+                                        resolution.getHeight(), 0);
+        ASSERT_TRUE(mBGSurfaceControl != nullptr);
+        ASSERT_TRUE(mBGSurfaceControl->isValid());
+        TransactionUtils::fillSurfaceRGBA8(mBGSurfaceControl, 63, 63, 195);
+
+        // Foreground surface
+        mFGSurfaceControl = createLayer(String8("FG Test Surface"), 64, 64, 0);
+
+        ASSERT_TRUE(mFGSurfaceControl != nullptr);
+        ASSERT_TRUE(mFGSurfaceControl->isValid());
+
+        TransactionUtils::fillSurfaceRGBA8(mFGSurfaceControl, 195, 63, 63);
+
+        asTransaction([&](Transaction& t) {
+            t.setDisplayLayerStack(display, 0);
+
+            t.setLayer(mBGSurfaceControl, INT32_MAX - 2).show(mBGSurfaceControl);
+
+            t.setLayer(mFGSurfaceControl, INT32_MAX - 1)
+                    .setPosition(mFGSurfaceControl, 64, 64)
+                    .show(mFGSurfaceControl);
+        });
+    }
+
+    virtual void TearDown() {
+        LayerTransactionTest::TearDown();
+        mBGSurfaceControl = 0;
+        mFGSurfaceControl = 0;
+    }
+
+    sp<SurfaceControl> mBGSurfaceControl;
+    sp<SurfaceControl> mFGSurfaceControl;
+    std::unique_ptr<ScreenCapture> mCapture;
+};
+
+TEST_F(ScreenCaptureTest, CaptureSingleLayer) {
+    LayerCaptureArgs captureArgs;
+    captureArgs.layerHandle = mBGSurfaceControl->getHandle();
+    ScreenCapture::captureLayers(&mCapture, captureArgs);
+    mCapture->expectBGColor(0, 0);
+    // Doesn't capture FG layer which is at 64, 64
+    mCapture->expectBGColor(64, 64);
+}
+
+TEST_F(ScreenCaptureTest, CaptureLayerWithChild) {
+    sp<SurfaceControl> child = createSurface(mClient, "Child surface", 10, 10,
+                                             PIXEL_FORMAT_RGBA_8888, 0, mFGSurfaceControl.get());
+    TransactionUtils::fillSurfaceRGBA8(child, 200, 200, 200);
+
+    SurfaceComposerClient::Transaction().show(child).apply(true);
+
+    // Captures mFGSurfaceControl layer and its child.
+    LayerCaptureArgs captureArgs;
+    captureArgs.layerHandle = mFGSurfaceControl->getHandle();
+    ScreenCapture::captureLayers(&mCapture, captureArgs);
+    mCapture->expectFGColor(10, 10);
+    mCapture->expectChildColor(0, 0);
+}
+
+TEST_F(ScreenCaptureTest, CaptureLayerChildOnly) {
+    auto fgHandle = mFGSurfaceControl->getHandle();
+
+    sp<SurfaceControl> child = createSurface(mClient, "Child surface", 10, 10,
+                                             PIXEL_FORMAT_RGBA_8888, 0, mFGSurfaceControl.get());
+    TransactionUtils::fillSurfaceRGBA8(child, 200, 200, 200);
+
+    SurfaceComposerClient::Transaction().show(child).apply(true);
+
+    // Captures mFGSurfaceControl's child
+    LayerCaptureArgs captureArgs;
+    captureArgs.layerHandle = fgHandle;
+    captureArgs.childrenOnly = true;
+    ScreenCapture::captureLayers(&mCapture, captureArgs);
+    mCapture->checkPixel(10, 10, 0, 0, 0);
+    mCapture->expectChildColor(0, 0);
+}
+
+TEST_F(ScreenCaptureTest, CaptureLayerExclude) {
+    auto fgHandle = mFGSurfaceControl->getHandle();
+
+    sp<SurfaceControl> child = createSurface(mClient, "Child surface", 10, 10,
+                                             PIXEL_FORMAT_RGBA_8888, 0, mFGSurfaceControl.get());
+    TransactionUtils::fillSurfaceRGBA8(child, 200, 200, 200);
+    sp<SurfaceControl> child2 = createSurface(mClient, "Child surface", 10, 10,
+                                              PIXEL_FORMAT_RGBA_8888, 0, mFGSurfaceControl.get());
+    TransactionUtils::fillSurfaceRGBA8(child2, 200, 0, 200);
+
+    SurfaceComposerClient::Transaction()
+            .show(child)
+            .show(child2)
+            .setLayer(child, 1)
+            .setLayer(child2, 2)
+            .apply(true);
+
+    // Child2 would be visible but its excluded, so we should see child1 color instead.
+    LayerCaptureArgs captureArgs;
+    captureArgs.layerHandle = fgHandle;
+    captureArgs.childrenOnly = true;
+    captureArgs.excludeHandles = {child2->getHandle()};
+    ScreenCapture::captureLayers(&mCapture, captureArgs);
+    mCapture->checkPixel(10, 10, 0, 0, 0);
+    mCapture->checkPixel(0, 0, 200, 200, 200);
+}
+
+// Like the last test but verifies that children are also exclude.
+TEST_F(ScreenCaptureTest, CaptureLayerExcludeTree) {
+    auto fgHandle = mFGSurfaceControl->getHandle();
+
+    sp<SurfaceControl> child = createSurface(mClient, "Child surface", 10, 10,
+                                             PIXEL_FORMAT_RGBA_8888, 0, mFGSurfaceControl.get());
+    TransactionUtils::fillSurfaceRGBA8(child, 200, 200, 200);
+    sp<SurfaceControl> child2 = createSurface(mClient, "Child surface", 10, 10,
+                                              PIXEL_FORMAT_RGBA_8888, 0, mFGSurfaceControl.get());
+    TransactionUtils::fillSurfaceRGBA8(child2, 200, 0, 200);
+    sp<SurfaceControl> child3 = createSurface(mClient, "Child surface", 10, 10,
+                                              PIXEL_FORMAT_RGBA_8888, 0, child2.get());
+    TransactionUtils::fillSurfaceRGBA8(child2, 200, 0, 200);
+
+    SurfaceComposerClient::Transaction()
+            .show(child)
+            .show(child2)
+            .show(child3)
+            .setLayer(child, 1)
+            .setLayer(child2, 2)
+            .apply(true);
+
+    // Child2 would be visible but its excluded, so we should see child1 color instead.
+    LayerCaptureArgs captureArgs;
+    captureArgs.layerHandle = fgHandle;
+    captureArgs.childrenOnly = true;
+    captureArgs.excludeHandles = {child2->getHandle()};
+    ScreenCapture::captureLayers(&mCapture, captureArgs);
+    mCapture->checkPixel(10, 10, 0, 0, 0);
+    mCapture->checkPixel(0, 0, 200, 200, 200);
+}
+
+TEST_F(ScreenCaptureTest, CaptureTransparent) {
+    sp<SurfaceControl> child = createSurface(mClient, "Child surface", 10, 10,
+                                             PIXEL_FORMAT_RGBA_8888, 0, mFGSurfaceControl.get());
+
+    TransactionUtils::fillSurfaceRGBA8(child, 200, 200, 200);
+
+    SurfaceComposerClient::Transaction().show(child).apply(true);
+
+    // Captures child
+    LayerCaptureArgs captureArgs;
+    captureArgs.layerHandle = child->getHandle();
+    captureArgs.sourceCrop = {0, 0, 10, 20};
+    ScreenCapture::captureLayers(&mCapture, captureArgs);
+    mCapture->expectColor(Rect(0, 0, 9, 9), {200, 200, 200, 255});
+    // Area outside of child's bounds is transparent.
+    mCapture->expectColor(Rect(0, 10, 9, 19), {0, 0, 0, 0});
+}
+
+TEST_F(ScreenCaptureTest, DontCaptureRelativeOutsideTree) {
+    sp<SurfaceControl> child = createSurface(mClient, "Child surface", 10, 10,
+                                             PIXEL_FORMAT_RGBA_8888, 0, mFGSurfaceControl.get());
+    ASSERT_NE(nullptr, child.get()) << "failed to create surface";
+    sp<SurfaceControl> relative = createLayer(String8("Relative surface"), 10, 10, 0);
+    TransactionUtils::fillSurfaceRGBA8(child, 200, 200, 200);
+    TransactionUtils::fillSurfaceRGBA8(relative, 100, 100, 100);
+
+    SurfaceComposerClient::Transaction()
+            .show(child)
+            // Set relative layer above fg layer so should be shown above when computing all layers.
+            .setRelativeLayer(relative, mFGSurfaceControl->getHandle(), 1)
+            .show(relative)
+            .apply(true);
+
+    // Captures mFGSurfaceControl layer and its child. Relative layer shouldn't be captured.
+    LayerCaptureArgs captureArgs;
+    captureArgs.layerHandle = mFGSurfaceControl->getHandle();
+    ScreenCapture::captureLayers(&mCapture, captureArgs);
+    mCapture->expectFGColor(10, 10);
+    mCapture->expectChildColor(0, 0);
+}
+
+TEST_F(ScreenCaptureTest, CaptureRelativeInTree) {
+    sp<SurfaceControl> child = createSurface(mClient, "Child surface", 10, 10,
+                                             PIXEL_FORMAT_RGBA_8888, 0, mFGSurfaceControl.get());
+    sp<SurfaceControl> relative = createSurface(mClient, "Relative surface", 10, 10,
+                                                PIXEL_FORMAT_RGBA_8888, 0, mFGSurfaceControl.get());
+    TransactionUtils::fillSurfaceRGBA8(child, 200, 200, 200);
+    TransactionUtils::fillSurfaceRGBA8(relative, 100, 100, 100);
+
+    SurfaceComposerClient::Transaction()
+            .show(child)
+            // Set relative layer below fg layer but relative to child layer so it should be shown
+            // above child layer.
+            .setLayer(relative, -1)
+            .setRelativeLayer(relative, child->getHandle(), 1)
+            .show(relative)
+            .apply(true);
+
+    // Captures mFGSurfaceControl layer and its children. Relative layer is a child of fg so its
+    // relative value should be taken into account, placing it above child layer.
+    LayerCaptureArgs captureArgs;
+    captureArgs.layerHandle = mFGSurfaceControl->getHandle();
+    ScreenCapture::captureLayers(&mCapture, captureArgs);
+    mCapture->expectFGColor(10, 10);
+    // Relative layer is showing on top of child layer
+    mCapture->expectColor(Rect(0, 0, 9, 9), {100, 100, 100, 255});
+}
+
+TEST_F(ScreenCaptureTest, CaptureBoundlessLayerWithSourceCrop) {
+    sp<SurfaceControl> child = createColorLayer("Child layer", Color::RED, mFGSurfaceControl.get());
+    SurfaceComposerClient::Transaction().show(child).apply(true);
+
+    LayerCaptureArgs captureArgs;
+    captureArgs.layerHandle = child->getHandle();
+    captureArgs.sourceCrop = {0, 0, 10, 10};
+    ScreenCapture::captureLayers(&mCapture, captureArgs);
+
+    mCapture->expectColor(Rect(0, 0, 9, 9), Color::RED);
+}
+
+TEST_F(ScreenCaptureTest, CaptureBoundedLayerWithoutSourceCrop) {
+    sp<SurfaceControl> child = createColorLayer("Child layer", Color::RED, mFGSurfaceControl.get());
+    Rect layerCrop(0, 0, 10, 10);
+    SurfaceComposerClient::Transaction().setCrop_legacy(child, layerCrop).show(child).apply(true);
+
+    LayerCaptureArgs captureArgs;
+    captureArgs.layerHandle = child->getHandle();
+    ScreenCapture::captureLayers(&mCapture, captureArgs);
+
+    mCapture->expectColor(Rect(0, 0, 9, 9), Color::RED);
+}
+
+TEST_F(ScreenCaptureTest, CaptureBoundlessLayerWithoutSourceCropFails) {
+    sp<SurfaceControl> child = createColorLayer("Child layer", Color::RED, mFGSurfaceControl.get());
+    SurfaceComposerClient::Transaction().show(child).apply(true);
+
+    sp<ISurfaceComposer> sf(ComposerService::getComposerService());
+
+    LayerCaptureArgs args;
+    args.layerHandle = child->getHandle();
+
+    ScreenCaptureResults captureResults;
+    ASSERT_EQ(BAD_VALUE, sf->captureLayers(args, captureResults));
+}
+
+TEST_F(ScreenCaptureTest, CaptureBufferLayerWithoutBufferFails) {
+    sp<SurfaceControl> child = createSurface(mClient, "Child surface", 10, 10,
+                                             PIXEL_FORMAT_RGBA_8888, 0, mFGSurfaceControl.get());
+    SurfaceComposerClient::Transaction().show(child).apply(true);
+
+    sp<ISurfaceComposer> sf(ComposerService::getComposerService());
+    sp<GraphicBuffer> outBuffer;
+
+    LayerCaptureArgs args;
+    args.layerHandle = child->getHandle();
+    args.childrenOnly = false;
+
+    ScreenCaptureResults captureResults;
+    ASSERT_EQ(BAD_VALUE, sf->captureLayers(args, captureResults));
+
+    TransactionUtils::fillSurfaceRGBA8(child, Color::RED);
+    SurfaceComposerClient::Transaction().apply(true);
+    ASSERT_EQ(NO_ERROR, sf->captureLayers(args, captureResults));
+    ScreenCapture sc(captureResults.buffer);
+    sc.expectColor(Rect(0, 0, 9, 9), Color::RED);
+}
+
+TEST_F(ScreenCaptureTest, CaptureLayerWithGrandchild) {
+    sp<SurfaceControl> child = createSurface(mClient, "Child surface", 10, 10,
+                                             PIXEL_FORMAT_RGBA_8888, 0, mFGSurfaceControl.get());
+    TransactionUtils::fillSurfaceRGBA8(child, 200, 200, 200);
+
+    sp<SurfaceControl> grandchild = createSurface(mClient, "Grandchild surface", 5, 5,
+                                                  PIXEL_FORMAT_RGBA_8888, 0, child.get());
+
+    TransactionUtils::fillSurfaceRGBA8(grandchild, 50, 50, 50);
+    SurfaceComposerClient::Transaction()
+            .show(child)
+            .setPosition(grandchild, 5, 5)
+            .show(grandchild)
+            .apply(true);
+
+    // Captures mFGSurfaceControl, its child, and the grandchild.
+    LayerCaptureArgs captureArgs;
+    captureArgs.layerHandle = mFGSurfaceControl->getHandle();
+    ScreenCapture::captureLayers(&mCapture, captureArgs);
+    mCapture->expectFGColor(10, 10);
+    mCapture->expectChildColor(0, 0);
+    mCapture->checkPixel(5, 5, 50, 50, 50);
+}
+
+TEST_F(ScreenCaptureTest, CaptureChildOnly) {
+    sp<SurfaceControl> child = createSurface(mClient, "Child surface", 10, 10,
+                                             PIXEL_FORMAT_RGBA_8888, 0, mFGSurfaceControl.get());
+    TransactionUtils::fillSurfaceRGBA8(child, 200, 200, 200);
+
+    SurfaceComposerClient::Transaction().setPosition(child, 5, 5).show(child).apply(true);
+
+    // Captures only the child layer, and not the parent.
+    LayerCaptureArgs captureArgs;
+    captureArgs.layerHandle = child->getHandle();
+    ScreenCapture::captureLayers(&mCapture, captureArgs);
+    mCapture->expectChildColor(0, 0);
+    mCapture->expectChildColor(9, 9);
+}
+
+TEST_F(ScreenCaptureTest, CaptureGrandchildOnly) {
+    sp<SurfaceControl> child = createSurface(mClient, "Child surface", 10, 10,
+                                             PIXEL_FORMAT_RGBA_8888, 0, mFGSurfaceControl.get());
+    TransactionUtils::fillSurfaceRGBA8(child, 200, 200, 200);
+    auto childHandle = child->getHandle();
+
+    sp<SurfaceControl> grandchild = createSurface(mClient, "Grandchild surface", 5, 5,
+                                                  PIXEL_FORMAT_RGBA_8888, 0, child.get());
+    TransactionUtils::fillSurfaceRGBA8(grandchild, 50, 50, 50);
+
+    SurfaceComposerClient::Transaction()
+            .show(child)
+            .setPosition(grandchild, 5, 5)
+            .show(grandchild)
+            .apply(true);
+
+    // Captures only the grandchild.
+    LayerCaptureArgs captureArgs;
+    captureArgs.layerHandle = grandchild->getHandle();
+    ScreenCapture::captureLayers(&mCapture, captureArgs);
+    mCapture->checkPixel(0, 0, 50, 50, 50);
+    mCapture->checkPixel(4, 4, 50, 50, 50);
+}
+
+TEST_F(ScreenCaptureTest, CaptureCrop) {
+    sp<SurfaceControl> redLayer = createLayer(String8("Red surface"), 60, 60, 0);
+    sp<SurfaceControl> blueLayer = createSurface(mClient, "Blue surface", 30, 30,
+                                                 PIXEL_FORMAT_RGBA_8888, 0, redLayer.get());
+
+    ASSERT_NO_FATAL_FAILURE(fillBufferQueueLayerColor(redLayer, Color::RED, 60, 60));
+    ASSERT_NO_FATAL_FAILURE(fillBufferQueueLayerColor(blueLayer, Color::BLUE, 30, 30));
+
+    SurfaceComposerClient::Transaction()
+            .setLayer(redLayer, INT32_MAX - 1)
+            .show(redLayer)
+            .show(blueLayer)
+            .apply(true);
+
+    // Capturing full screen should have both red and blue are visible.
+    LayerCaptureArgs captureArgs;
+    captureArgs.layerHandle = redLayer->getHandle();
+    ScreenCapture::captureLayers(&mCapture, captureArgs);
+    mCapture->expectColor(Rect(0, 0, 29, 29), Color::BLUE);
+    // red area below the blue area
+    mCapture->expectColor(Rect(0, 30, 59, 59), Color::RED);
+    // red area to the right of the blue area
+    mCapture->expectColor(Rect(30, 0, 59, 59), Color::RED);
+
+    captureArgs.sourceCrop = {0, 0, 30, 30};
+    ScreenCapture::captureLayers(&mCapture, captureArgs);
+    // Capturing the cropped screen, cropping out the shown red area, should leave only the blue
+    // area visible.
+    mCapture->expectColor(Rect(0, 0, 29, 29), Color::BLUE);
+    mCapture->checkPixel(30, 30, 0, 0, 0);
+}
+
+TEST_F(ScreenCaptureTest, CaptureSize) {
+    sp<SurfaceControl> redLayer = createLayer(String8("Red surface"), 60, 60, 0);
+    sp<SurfaceControl> blueLayer = createSurface(mClient, "Blue surface", 30, 30,
+                                                 PIXEL_FORMAT_RGBA_8888, 0, redLayer.get());
+
+    ASSERT_NO_FATAL_FAILURE(fillBufferQueueLayerColor(redLayer, Color::RED, 60, 60));
+    ASSERT_NO_FATAL_FAILURE(fillBufferQueueLayerColor(blueLayer, Color::BLUE, 30, 30));
+
+    SurfaceComposerClient::Transaction()
+            .setLayer(redLayer, INT32_MAX - 1)
+            .show(redLayer)
+            .show(blueLayer)
+            .apply(true);
+
+    // Capturing full screen should have both red and blue are visible.
+    LayerCaptureArgs captureArgs;
+    captureArgs.layerHandle = redLayer->getHandle();
+    ScreenCapture::captureLayers(&mCapture, captureArgs);
+    mCapture->expectColor(Rect(0, 0, 29, 29), Color::BLUE);
+    // red area below the blue area
+    mCapture->expectColor(Rect(0, 30, 59, 59), Color::RED);
+    // red area to the right of the blue area
+    mCapture->expectColor(Rect(30, 0, 59, 59), Color::RED);
+
+    captureArgs.frameScale = 0.5f;
+    ScreenCapture::captureLayers(&mCapture, captureArgs);
+    // Capturing the downsized area (30x30) should leave both red and blue but in a smaller area.
+    mCapture->expectColor(Rect(0, 0, 14, 14), Color::BLUE);
+    // red area below the blue area
+    mCapture->expectColor(Rect(0, 15, 29, 29), Color::RED);
+    // red area to the right of the blue area
+    mCapture->expectColor(Rect(15, 0, 29, 29), Color::RED);
+    mCapture->checkPixel(30, 30, 0, 0, 0);
+}
+
+TEST_F(ScreenCaptureTest, CaptureInvalidLayer) {
+    sp<SurfaceControl> redLayer = createLayer(String8("Red surface"), 60, 60, 0);
+
+    ASSERT_NO_FATAL_FAILURE(fillBufferQueueLayerColor(redLayer, Color::RED, 60, 60));
+
+    auto redLayerHandle = redLayer->getHandle();
+    Transaction().reparent(redLayer, nullptr).apply();
+    redLayer.clear();
+    SurfaceComposerClient::Transaction().apply(true);
+
+    LayerCaptureArgs args;
+    args.layerHandle = redLayerHandle;
+
+    ScreenCaptureResults captureResults;
+    sp<ISurfaceComposer> sf(ComposerService::getComposerService());
+    // Layer was deleted so captureLayers should fail with NAME_NOT_FOUND
+    ASSERT_EQ(NAME_NOT_FOUND, sf->captureLayers(args, captureResults));
+}
+
+TEST_F(ScreenCaptureTest, CaputureSecureLayer) {
+    sp<SurfaceControl> redLayer = createLayer(String8("Red surface"), 60, 60, 0);
+    sp<SurfaceControl> secureLayer =
+            createLayer(String8("Secure surface"), 30, 30,
+                        ISurfaceComposerClient::eSecure |
+                                ISurfaceComposerClient::eFXSurfaceBufferQueue,
+                        redLayer.get());
+    ASSERT_NO_FATAL_FAILURE(fillBufferQueueLayerColor(redLayer, Color::RED, 60, 60));
+    ASSERT_NO_FATAL_FAILURE(fillBufferQueueLayerColor(secureLayer, Color::BLUE, 30, 30));
+
+    auto redLayerHandle = redLayer->getHandle();
+    Transaction()
+            .show(redLayer)
+            .show(secureLayer)
+            .setLayerStack(redLayer, 0)
+            .setLayer(redLayer, INT32_MAX)
+            .apply();
+
+    sp<ISurfaceComposer> sf(ComposerService::getComposerService());
+
+    LayerCaptureArgs args;
+    args.layerHandle = redLayerHandle;
+    args.childrenOnly = false;
+    ScreenCaptureResults captureResults;
+
+    // Call from outside system with secure layers will result in permission denied
+    ASSERT_EQ(PERMISSION_DENIED, sf->captureLayers(args, captureResults));
+
+    UIDFaker f(AID_SYSTEM);
+
+    // From system request, only red layer will be screenshot since the blue layer is secure.
+    // Black will be present where the secure layer is.
+    ScreenCapture::captureLayers(&mCapture, args);
+    mCapture->expectColor(Rect(0, 0, 30, 30), Color::BLACK);
+    mCapture->expectColor(Rect(30, 30, 60, 60), Color::RED);
+
+    // Passing flag secure so the blue layer should be screenshot too.
+    args.captureSecureLayers = true;
+    ScreenCapture::captureLayers(&mCapture, args);
+    mCapture->expectColor(Rect(0, 0, 30, 30), Color::BLUE);
+    mCapture->expectColor(Rect(30, 30, 60, 60), Color::RED);
+}
+
+// In the following tests we verify successful skipping of a parent layer,
+// so we use the same verification logic and only change how we mutate
+// the parent layer to verify that various properties are ignored.
+class ScreenCaptureChildOnlyTest : public ScreenCaptureTest {
+public:
+    void SetUp() override {
+        ScreenCaptureTest::SetUp();
+
+        mChild = createSurface(mClient, "Child surface", 10, 10, PIXEL_FORMAT_RGBA_8888, 0,
+                               mFGSurfaceControl.get());
+        TransactionUtils::fillSurfaceRGBA8(mChild, 200, 200, 200);
+
+        SurfaceComposerClient::Transaction().show(mChild).apply(true);
+    }
+
+    void verify(std::function<void()> verifyStartingState) {
+        // Verify starting state before a screenshot is taken.
+        verifyStartingState();
+
+        // Verify child layer does not inherit any of the properties of its
+        // parent when its screenshot is captured.
+        LayerCaptureArgs captureArgs;
+        captureArgs.layerHandle = mFGSurfaceControl->getHandle();
+        captureArgs.childrenOnly = true;
+        ScreenCapture::captureLayers(&mCapture, captureArgs);
+        mCapture->checkPixel(10, 10, 0, 0, 0);
+        mCapture->expectChildColor(0, 0);
+
+        // Verify all assumptions are still true after the screenshot is taken.
+        verifyStartingState();
+    }
+
+    std::unique_ptr<ScreenCapture> mCapture;
+    sp<SurfaceControl> mChild;
+};
+
+// Regression test b/76099859
+TEST_F(ScreenCaptureChildOnlyTest, CaptureLayerIgnoresParentVisibility) {
+    SurfaceComposerClient::Transaction().hide(mFGSurfaceControl).apply(true);
+
+    // Even though the parent is hidden we should still capture the child.
+
+    // Before and after reparenting, verify child is properly hidden
+    // when rendering full-screen.
+    verify([&] { screenshot()->expectBGColor(64, 64); });
+}
+
+TEST_F(ScreenCaptureChildOnlyTest, CaptureLayerIgnoresParentCrop) {
+    SurfaceComposerClient::Transaction()
+            .setCrop_legacy(mFGSurfaceControl, Rect(0, 0, 1, 1))
+            .apply(true);
+
+    // Even though the parent is cropped out we should still capture the child.
+
+    // Before and after reparenting, verify child is cropped by parent.
+    verify([&] { screenshot()->expectBGColor(65, 65); });
+}
+
+// Regression test b/124372894
+TEST_F(ScreenCaptureChildOnlyTest, CaptureLayerIgnoresTransform) {
+    SurfaceComposerClient::Transaction().setMatrix(mFGSurfaceControl, 2, 0, 0, 2).apply(true);
+
+    // We should not inherit the parent scaling.
+
+    // Before and after reparenting, verify child is properly scaled.
+    verify([&] { screenshot()->expectChildColor(80, 80); });
+}
+
+} // namespace android
\ No newline at end of file
diff --git a/services/surfaceflinger/tests/fakehwc/SFFakeHwc_test.cpp b/services/surfaceflinger/tests/fakehwc/SFFakeHwc_test.cpp
index a03fd89..87fc08a 100644
--- a/services/surfaceflinger/tests/fakehwc/SFFakeHwc_test.cpp
+++ b/services/surfaceflinger/tests/fakehwc/SFFakeHwc_test.cpp
@@ -72,6 +72,9 @@
 
 ///////////////////////////////////////////////
 
+constexpr PhysicalDisplayId kPrimaryDisplayId = PhysicalDisplayId::fromPort(PRIMARY_DISPLAY);
+constexpr PhysicalDisplayId kExternalDisplayId = PhysicalDisplayId::fromPort(EXTERNAL_DISPLAY);
+
 struct TestColor {
 public:
     uint8_t r;
@@ -272,6 +275,10 @@
         mFakeComposerClient->runVSyncAndWait();
     }
 
+    bool waitForHotplugEvent(Display displayId, bool connected) {
+        return waitForHotplugEvent(PhysicalDisplayId(displayId), connected);
+    }
+
     bool waitForHotplugEvent(PhysicalDisplayId displayId, bool connected) {
         int waitCount = 20;
         while (waitCount--) {
@@ -280,9 +287,8 @@
                 mReceivedDisplayEvents.pop_front();
 
                 ALOGV_IF(event.header.type == DisplayEventReceiver::DISPLAY_EVENT_HOTPLUG,
-                         "event hotplug: displayId %" ANDROID_PHYSICAL_DISPLAY_ID_FORMAT
-                         ", connected %d\t",
-                         event.header.displayId, event.hotplug.connected);
+                         "event hotplug: displayId %s, connected %d\t",
+                         to_string(event.header.displayId).c_str(), event.hotplug.connected);
 
                 if (event.header.type == DisplayEventReceiver::DISPLAY_EVENT_HOTPLUG &&
                     event.header.displayId == displayId && event.hotplug.connected == connected) {
@@ -295,7 +301,8 @@
         return false;
     }
 
-    bool waitForConfigChangedEvent(PhysicalDisplayId displayId, int32_t configId) {
+    bool waitForConfigChangedEvent(Display display, int32_t configId) {
+        PhysicalDisplayId displayId(display);
         int waitCount = 20;
         while (waitCount--) {
             while (!mReceivedDisplayEvents.empty()) {
@@ -303,9 +310,8 @@
                 mReceivedDisplayEvents.pop_front();
 
                 ALOGV_IF(event.header.type == DisplayEventReceiver::DISPLAY_EVENT_CONFIG_CHANGED,
-                         "event config: displayId %" ANDROID_PHYSICAL_DISPLAY_ID_FORMAT
-                         ", configId %d\t",
-                         event.header.displayId, event.config.configId);
+                         "event config: displayId %s, configId %d\t",
+                         to_string(event.header.displayId).c_str(), event.config.configId);
 
                 if (event.header.type == DisplayEventReceiver::DISPLAY_EVENT_CONFIG_CHANGED &&
                     event.header.displayId == displayId && event.config.configId == configId) {
@@ -335,7 +341,7 @@
         EXPECT_TRUE(waitForHotplugEvent(EXTERNAL_DISPLAY, true));
 
         {
-            const auto display = SurfaceComposerClient::getPhysicalDisplayToken(EXTERNAL_DISPLAY);
+            const auto display = SurfaceComposerClient::getPhysicalDisplayToken(kExternalDisplayId);
             EXPECT_FALSE(display == nullptr);
 
             DisplayConfig config;
@@ -367,7 +373,7 @@
         EXPECT_TRUE(waitForHotplugEvent(EXTERNAL_DISPLAY, false));
 
         {
-            const auto display = SurfaceComposerClient::getPhysicalDisplayToken(EXTERNAL_DISPLAY);
+            const auto display = SurfaceComposerClient::getPhysicalDisplayToken(kExternalDisplayId);
             EXPECT_TRUE(display == nullptr);
 
             DisplayConfig config;
@@ -396,7 +402,7 @@
         waitForDisplayTransaction();
         EXPECT_TRUE(waitForHotplugEvent(EXTERNAL_DISPLAY, true));
 
-        const auto display = SurfaceComposerClient::getPhysicalDisplayToken(EXTERNAL_DISPLAY);
+        const auto display = SurfaceComposerClient::getPhysicalDisplayToken(kExternalDisplayId);
         EXPECT_FALSE(display == nullptr);
 
         DisplayConfig config;
@@ -503,7 +509,7 @@
         waitForDisplayTransaction();
         EXPECT_TRUE(waitForHotplugEvent(EXTERNAL_DISPLAY, true));
 
-        const auto display = SurfaceComposerClient::getPhysicalDisplayToken(EXTERNAL_DISPLAY);
+        const auto display = SurfaceComposerClient::getPhysicalDisplayToken(kExternalDisplayId);
         EXPECT_FALSE(display == nullptr);
 
         DisplayConfig config;
@@ -619,7 +625,7 @@
         waitForDisplayTransaction();
         EXPECT_TRUE(waitForHotplugEvent(EXTERNAL_DISPLAY, true));
 
-        const auto display = SurfaceComposerClient::getPhysicalDisplayToken(EXTERNAL_DISPLAY);
+        const auto display = SurfaceComposerClient::getPhysicalDisplayToken(kExternalDisplayId);
         EXPECT_FALSE(display == nullptr);
 
         DisplayConfig config;
@@ -808,7 +814,7 @@
 
         EXPECT_TRUE(waitForHotplugEvent(PRIMARY_DISPLAY, false));
         {
-            const auto display = SurfaceComposerClient::getPhysicalDisplayToken(PRIMARY_DISPLAY);
+            const auto display = SurfaceComposerClient::getPhysicalDisplayToken(kPrimaryDisplayId);
             EXPECT_TRUE(display == nullptr);
 
             DisplayConfig config;
@@ -834,7 +840,7 @@
         EXPECT_TRUE(waitForHotplugEvent(PRIMARY_DISPLAY, true));
 
         {
-            const auto display = SurfaceComposerClient::getPhysicalDisplayToken(PRIMARY_DISPLAY);
+            const auto display = SurfaceComposerClient::getPhysicalDisplayToken(kPrimaryDisplayId);
             EXPECT_FALSE(display == nullptr);
 
             DisplayConfig config;
@@ -988,7 +994,7 @@
         ASSERT_EQ(NO_ERROR, mComposerClient->initCheck());
 
         ALOGI("TransactionTest::SetUp - display");
-        const auto display = SurfaceComposerClient::getPhysicalDisplayToken(PRIMARY_DISPLAY);
+        const auto display = SurfaceComposerClient::getPhysicalDisplayToken(kPrimaryDisplayId);
         ASSERT_FALSE(display == nullptr);
 
         DisplayConfig config;
diff --git a/services/surfaceflinger/tests/unittests/Android.bp b/services/surfaceflinger/tests/unittests/Android.bp
index 3c4a791..c46c914 100644
--- a/services/surfaceflinger/tests/unittests/Android.bp
+++ b/services/surfaceflinger/tests/unittests/Android.bp
@@ -40,7 +40,6 @@
         "DispSyncSourceTest.cpp",
         "DisplayIdentificationTest.cpp",
         "DisplayTransactionTest.cpp",
-        "EventControlThreadTest.cpp",
         "EventThreadTest.cpp",
         "HWComposerTest.cpp",
         "OneShotTimerTest.cpp",
@@ -69,7 +68,6 @@
         "mock/DisplayHardware/MockDisplay.cpp",
         "mock/DisplayHardware/MockPowerAdvisor.cpp",
         "mock/MockDispSync.cpp",
-        "mock/MockEventControlThread.cpp",
         "mock/MockEventThread.cpp",
         "mock/MockMessageQueue.cpp",
         "mock/MockNativeWindowSurface.cpp",
diff --git a/services/surfaceflinger/tests/unittests/CompositionTest.cpp b/services/surfaceflinger/tests/unittests/CompositionTest.cpp
index 9add6a5..48c4e18 100644
--- a/services/surfaceflinger/tests/unittests/CompositionTest.cpp
+++ b/services/surfaceflinger/tests/unittests/CompositionTest.cpp
@@ -42,7 +42,6 @@
 #include "mock/DisplayHardware/MockComposer.h"
 #include "mock/DisplayHardware/MockPowerAdvisor.h"
 #include "mock/MockDispSync.h"
-#include "mock/MockEventControlThread.h"
 #include "mock/MockEventThread.h"
 #include "mock/MockMessageQueue.h"
 #include "mock/MockTimeStats.h"
@@ -81,7 +80,7 @@
 constexpr hal::HWLayerId HWC_LAYER = 5000;
 constexpr Transform DEFAULT_TRANSFORM = static_cast<Transform>(0);
 
-constexpr DisplayId DEFAULT_DISPLAY_ID = DisplayId{42};
+constexpr PhysicalDisplayId DEFAULT_DISPLAY_ID(42);
 constexpr int DEFAULT_DISPLAY_WIDTH = 1920;
 constexpr int DEFAULT_DISPLAY_HEIGHT = 1024;
 
@@ -150,11 +149,10 @@
                 .WillRepeatedly(Return(FakeHwcDisplayInjector::DEFAULT_REFRESH_RATE));
         EXPECT_CALL(*primaryDispSync, expectedPresentTime(_)).WillRepeatedly(Return(0));
 
+        constexpr ISchedulerCallback* kCallback = nullptr;
         constexpr bool kHasMultipleConfigs = true;
-        mFlinger.setupScheduler(std::move(primaryDispSync),
-                                std::make_unique<mock::EventControlThread>(),
-                                std::move(eventThread), std::move(sfEventThread),
-                                kHasMultipleConfigs);
+        mFlinger.setupScheduler(std::move(primaryDispSync), std::move(eventThread),
+                                std::move(sfEventThread), kCallback, kHasMultipleConfigs);
 
         // Layer history should be created if there are multiple configs.
         ASSERT_TRUE(mFlinger.scheduler()->hasLayerHistory());
@@ -254,9 +252,8 @@
 
     int fd = -1;
     status_t result =
-            mFlinger.captureScreenImplLocked(*renderArea, traverseLayers,
-                                             mCaptureScreenBuffer.get(), useIdentityTransform,
-                                             forSystem, &fd, regionSampling);
+            mFlinger.renderScreenImplLocked(*renderArea, traverseLayers, mCaptureScreenBuffer.get(),
+                                            useIdentityTransform, forSystem, &fd, regionSampling);
     if (fd >= 0) {
         close(fd);
     }
@@ -897,7 +894,7 @@
     static FlingerLayerType createLayer(CompositionTest* test) {
         FlingerLayerType layer = Base::template createLayerWithFactory<EffectLayer>(test, [test]() {
             return new EffectLayer(
-                    LayerCreationArgs(test->mFlinger.mFlinger.get(), sp<Client>(), "test-layer",
+                    LayerCreationArgs(test->mFlinger.flinger(), sp<Client>(), "test-layer",
                                       LayerProperties::WIDTH, LayerProperties::HEIGHT,
                                       LayerProperties::LAYER_FLAGS, LayerMetadata()));
         });
@@ -936,8 +933,7 @@
 
         FlingerLayerType layer =
                 Base::template createLayerWithFactory<BufferQueueLayer>(test, [test]() {
-                    sp<Client> client;
-                    LayerCreationArgs args(test->mFlinger.mFlinger.get(), client, "test-layer",
+                    LayerCreationArgs args(test->mFlinger.flinger(), sp<Client>(), "test-layer",
                                            LayerProperties::WIDTH, LayerProperties::HEIGHT,
                                            LayerProperties::LAYER_FLAGS, LayerMetadata());
                     args.textureName = test->mFlinger.mutableTexturePool().back();
diff --git a/services/surfaceflinger/tests/unittests/DisplayIdentificationTest.cpp b/services/surfaceflinger/tests/unittests/DisplayIdentificationTest.cpp
index cc6a60c..02ce079 100644
--- a/services/surfaceflinger/tests/unittests/DisplayIdentificationTest.cpp
+++ b/services/surfaceflinger/tests/unittests/DisplayIdentificationTest.cpp
@@ -396,10 +396,10 @@
     }
 }
 
-TEST(DisplayIdentificationTest, getFallbackDisplayId) {
+TEST(DisplayIdentificationTest, fromPort) {
     // Manufacturer ID should be invalid.
-    ASSERT_FALSE(getPnpId(getFallbackDisplayId(0)));
-    ASSERT_FALSE(getPnpId(getFallbackDisplayId(0xffu)));
+    ASSERT_FALSE(getPnpId(PhysicalDisplayId::fromPort(0)));
+    ASSERT_FALSE(getPnpId(PhysicalDisplayId::fromPort(0xffu)));
 }
 
 TEST(DisplayIdentificationTest, getVirtualDisplayId) {
diff --git a/services/surfaceflinger/tests/unittests/DisplayTransactionTest.cpp b/services/surfaceflinger/tests/unittests/DisplayTransactionTest.cpp
index 9130b04..6086a05 100644
--- a/services/surfaceflinger/tests/unittests/DisplayTransactionTest.cpp
+++ b/services/surfaceflinger/tests/unittests/DisplayTransactionTest.cpp
@@ -46,10 +46,10 @@
 #include "mock/DisplayHardware/MockComposer.h"
 #include "mock/DisplayHardware/MockPowerAdvisor.h"
 #include "mock/MockDispSync.h"
-#include "mock/MockEventControlThread.h"
 #include "mock/MockEventThread.h"
 #include "mock/MockMessageQueue.h"
 #include "mock/MockNativeWindowSurface.h"
+#include "mock/MockSchedulerCallback.h"
 #include "mock/MockSurfaceInterceptor.h"
 #include "mock/system/window/MockNativeWindow.h"
 
@@ -88,7 +88,7 @@
 using HotplugEvent = TestableSurfaceFlinger::HotplugEvent;
 using HWC2Display = TestableSurfaceFlinger::HWC2Display;
 
-constexpr int32_t DEFAULT_REFRESH_RATE = 16'666'666;
+constexpr int32_t DEFAULT_REFRESH_RATE = 16'666'667;
 constexpr int32_t DEFAULT_DPI = 320;
 constexpr int DEFAULT_VIRTUAL_DISPLAY_SURFACE_FORMAT = HAL_PIXEL_FORMAT_RGB_565;
 
@@ -156,7 +156,7 @@
     mock::SurfaceInterceptor* mSurfaceInterceptor = new mock::SurfaceInterceptor();
 
     mock::DispSync* mPrimaryDispSync = new mock::DispSync;
-    mock::EventControlThread* mEventControlThread = new mock::EventControlThread;
+    mock::SchedulerCallback mSchedulerCallback;
     mock::EventThread* mEventThread = new mock::EventThread;
     mock::EventThread* mSFEventThread = new mock::EventThread;
 
@@ -214,9 +214,8 @@
                                                        ISurfaceComposer::eConfigChangedSuppress)));
 
     mFlinger.setupScheduler(std::unique_ptr<DispSync>(mPrimaryDispSync),
-                            std::unique_ptr<EventControlThread>(mEventControlThread),
                             std::unique_ptr<EventThread>(mEventThread),
-                            std::unique_ptr<EventThread>(mSFEventThread));
+                            std::unique_ptr<EventThread>(mSFEventThread), &mSchedulerCallback);
 }
 
 void DisplayTransactionTest::injectMockComposer(int virtualDisplayCount) {
@@ -253,7 +252,7 @@
 
 sp<DisplayDevice> DisplayTransactionTest::injectDefaultInternalDisplay(
         std::function<void(FakeDisplayDeviceInjector&)> injectExtra) {
-    constexpr DisplayId DEFAULT_DISPLAY_ID = DisplayId{777};
+    constexpr PhysicalDisplayId DEFAULT_DISPLAY_ID(777);
     constexpr int DEFAULT_DISPLAY_WIDTH = 1080;
     constexpr int DEFAULT_DISPLAY_HEIGHT = 1920;
     constexpr HWDisplayId DEFAULT_DISPLAY_HWC_DISPLAY_ID = 0;
@@ -332,10 +331,10 @@
  */
 
 template <typename PhysicalDisplay>
-struct PhysicalDisplayId {};
+struct PhysicalDisplayIdType {};
 
-template <DisplayId::Type displayId>
-using VirtualDisplayId = std::integral_constant<DisplayId::Type, displayId>;
+template <uint64_t displayId>
+using VirtualDisplayIdType = std::integral_constant<uint64_t, displayId>;
 
 struct NoDisplayId {};
 
@@ -343,18 +342,18 @@
 struct IsPhysicalDisplayId : std::bool_constant<false> {};
 
 template <typename PhysicalDisplay>
-struct IsPhysicalDisplayId<PhysicalDisplayId<PhysicalDisplay>> : std::bool_constant<true> {};
+struct IsPhysicalDisplayId<PhysicalDisplayIdType<PhysicalDisplay>> : std::bool_constant<true> {};
 
 template <typename>
 struct DisplayIdGetter;
 
 template <typename PhysicalDisplay>
-struct DisplayIdGetter<PhysicalDisplayId<PhysicalDisplay>> {
-    static std::optional<DisplayId> get() {
+struct DisplayIdGetter<PhysicalDisplayIdType<PhysicalDisplay>> {
+    static std::optional<PhysicalDisplayId> get() {
         if (!PhysicalDisplay::HAS_IDENTIFICATION_DATA) {
-            return getFallbackDisplayId(static_cast<bool>(PhysicalDisplay::PRIMARY)
-                                                ? LEGACY_DISPLAY_TYPE_PRIMARY
-                                                : LEGACY_DISPLAY_TYPE_EXTERNAL);
+            return PhysicalDisplayId::fromPort(static_cast<bool>(PhysicalDisplay::PRIMARY)
+                                                       ? LEGACY_DISPLAY_TYPE_PRIMARY
+                                                       : LEGACY_DISPLAY_TYPE_EXTERNAL);
         }
 
         const auto info =
@@ -364,9 +363,10 @@
     }
 };
 
-template <DisplayId::Type displayId>
-struct DisplayIdGetter<VirtualDisplayId<displayId>> {
-    static std::optional<DisplayId> get() { return DisplayId{displayId}; }
+template <uint64_t displayId>
+struct DisplayIdGetter<VirtualDisplayIdType<displayId>> {
+    // TODO(b/160679868) Use VirtualDisplayId
+    static std::optional<PhysicalDisplayId> get() { return PhysicalDisplayId{displayId}; }
 };
 
 template <>
@@ -380,7 +380,7 @@
 };
 
 template <typename PhysicalDisplay>
-struct DisplayConnectionTypeGetter<PhysicalDisplayId<PhysicalDisplay>> {
+struct DisplayConnectionTypeGetter<PhysicalDisplayIdType<PhysicalDisplay>> {
     static constexpr std::optional<DisplayConnectionType> value = PhysicalDisplay::CONNECTION_TYPE;
 };
 
@@ -391,19 +391,19 @@
 
 constexpr HWDisplayId HWC_VIRTUAL_DISPLAY_HWC_DISPLAY_ID = 1010;
 
-template <DisplayId::Type displayId>
-struct HwcDisplayIdGetter<VirtualDisplayId<displayId>> {
+template <uint64_t displayId>
+struct HwcDisplayIdGetter<VirtualDisplayIdType<displayId>> {
     static constexpr std::optional<HWDisplayId> value = HWC_VIRTUAL_DISPLAY_HWC_DISPLAY_ID;
 };
 
 template <typename PhysicalDisplay>
-struct HwcDisplayIdGetter<PhysicalDisplayId<PhysicalDisplay>> {
+struct HwcDisplayIdGetter<PhysicalDisplayIdType<PhysicalDisplay>> {
     static constexpr std::optional<HWDisplayId> value = PhysicalDisplay::HWC_DISPLAY_ID;
 };
 
 // DisplayIdType can be:
-//     1) PhysicalDisplayId<...> for generated ID of physical display backed by HWC.
-//     2) VirtualDisplayId<...> for hard-coded ID of virtual display backed by HWC.
+//     1) PhysicalDisplayIdType<...> for generated ID of physical display backed by HWC.
+//     2) VirtualDisplayIdType<...> for hard-coded ID of virtual display backed by HWC.
 //     3) NoDisplayId for virtual display without HWC backing.
 template <typename DisplayIdType, int width, int height, Critical critical, Async async,
           Secure secure, Primary primary, int grallocUsage>
@@ -631,10 +631,11 @@
 
 template <typename PhysicalDisplay, int width, int height, Critical critical>
 struct PhysicalDisplayVariant
-      : DisplayVariant<PhysicalDisplayId<PhysicalDisplay>, width, height, critical, Async::FALSE,
-                       Secure::TRUE, PhysicalDisplay::PRIMARY, GRALLOC_USAGE_PHYSICAL_DISPLAY>,
+      : DisplayVariant<PhysicalDisplayIdType<PhysicalDisplay>, width, height, critical,
+                       Async::FALSE, Secure::TRUE, PhysicalDisplay::PRIMARY,
+                       GRALLOC_USAGE_PHYSICAL_DISPLAY>,
         HwcDisplayVariant<PhysicalDisplay::HWC_DISPLAY_ID, DisplayType::PHYSICAL,
-                          DisplayVariant<PhysicalDisplayId<PhysicalDisplay>, width, height,
+                          DisplayVariant<PhysicalDisplayIdType<PhysicalDisplay>, width, height,
                                          critical, Async::FALSE, Secure::TRUE,
                                          PhysicalDisplay::PRIMARY, GRALLOC_USAGE_PHYSICAL_DISPLAY>,
                           PhysicalDisplay> {};
@@ -720,14 +721,14 @@
 
 template <int width, int height, Secure secure>
 struct HwcVirtualDisplayVariant
-      : DisplayVariant<VirtualDisplayId<42>, width, height, Critical::FALSE, Async::TRUE, secure,
-                       Primary::FALSE, GRALLOC_USAGE_HWC_VIRTUAL_DISPLAY>,
-        HwcDisplayVariant<
-                HWC_VIRTUAL_DISPLAY_HWC_DISPLAY_ID, DisplayType::VIRTUAL,
-                DisplayVariant<VirtualDisplayId<42>, width, height, Critical::FALSE, Async::TRUE,
-                               secure, Primary::FALSE, GRALLOC_USAGE_HWC_VIRTUAL_DISPLAY>> {
-    using Base = DisplayVariant<VirtualDisplayId<42>, width, height, Critical::FALSE, Async::TRUE,
-                                secure, Primary::FALSE, GRALLOC_USAGE_HW_COMPOSER>;
+      : DisplayVariant<VirtualDisplayIdType<42>, width, height, Critical::FALSE, Async::TRUE,
+                       secure, Primary::FALSE, GRALLOC_USAGE_HWC_VIRTUAL_DISPLAY>,
+        HwcDisplayVariant<HWC_VIRTUAL_DISPLAY_HWC_DISPLAY_ID, DisplayType::VIRTUAL,
+                          DisplayVariant<VirtualDisplayIdType<42>, width, height, Critical::FALSE,
+                                         Async::TRUE, secure, Primary::FALSE,
+                                         GRALLOC_USAGE_HWC_VIRTUAL_DISPLAY>> {
+    using Base = DisplayVariant<VirtualDisplayIdType<42>, width, height, Critical::FALSE,
+                                Async::TRUE, secure, Primary::FALSE, GRALLOC_USAGE_HW_COMPOSER>;
     using Self = HwcVirtualDisplayVariant<width, height, secure>;
 
     static std::shared_ptr<compositionengine::Display> injectCompositionDisplay(
@@ -1322,7 +1323,7 @@
     // Call Expectations
 
     // The call disable vsyncs
-    EXPECT_CALL(*mEventControlThread, setVsyncEnabled(false)).Times(1);
+    EXPECT_CALL(mSchedulerCallback, setVsyncEnabled(false)).Times(1);
 
     // The call ends any display resyncs
     EXPECT_CALL(*mPrimaryDispSync, endResync()).Times(1);
@@ -1522,7 +1523,6 @@
                                 mHardwareDisplaySize.height),
                   compositionState.transform);
         EXPECT_EQ(TRANSFORM_FLAGS_ROT_0, compositionState.orientation);
-        EXPECT_EQ(Rect(mHardwareDisplaySize), compositionState.sourceClip);
         EXPECT_EQ(Rect(mHardwareDisplaySize), compositionState.destinationClip);
         EXPECT_EQ(Rect(mHardwareDisplaySize), compositionState.frame);
         EXPECT_EQ(Rect(mHardwareDisplaySize), compositionState.viewport);
@@ -1535,7 +1535,6 @@
                                 mHardwareDisplaySize.height),
                   compositionState.transform);
         EXPECT_EQ(TRANSFORM_FLAGS_ROT_90, compositionState.orientation);
-        EXPECT_EQ(Rect(SwapWH(mHardwareDisplaySize)), compositionState.sourceClip);
         EXPECT_EQ(Rect(mHardwareDisplaySize), compositionState.destinationClip);
         // For 90, the frame and viewport have the hardware display size width and height swapped
         EXPECT_EQ(Rect(SwapWH(mHardwareDisplaySize)), compositionState.frame);
@@ -1549,8 +1548,6 @@
                                 mHardwareDisplaySize.height),
                   compositionState.transform);
         EXPECT_EQ(TRANSFORM_FLAGS_ROT_180, compositionState.orientation);
-        EXPECT_EQ(Rect(mHardwareDisplaySize), compositionState.sourceClip);
-        EXPECT_EQ(Rect(mHardwareDisplaySize), compositionState.destinationClip);
         EXPECT_EQ(Rect(mHardwareDisplaySize), compositionState.frame);
         EXPECT_EQ(Rect(mHardwareDisplaySize), compositionState.viewport);
         EXPECT_EQ(false, compositionState.needsFiltering);
@@ -1562,7 +1559,6 @@
                                 mHardwareDisplaySize.height),
                   compositionState.transform);
         EXPECT_EQ(TRANSFORM_FLAGS_ROT_270, compositionState.orientation);
-        EXPECT_EQ(Rect(SwapWH(mHardwareDisplaySize)), compositionState.sourceClip);
         EXPECT_EQ(Rect(mHardwareDisplaySize), compositionState.destinationClip);
         // For 270, the frame and viewport have the hardware display size width and height swapped
         EXPECT_EQ(Rect(SwapWH(mHardwareDisplaySize)), compositionState.frame);
@@ -1821,7 +1817,9 @@
         ASSERT_TRUE(displayId);
         const auto hwcDisplayId = Case::Display::HWC_DISPLAY_ID_OPT::value;
         ASSERT_TRUE(hwcDisplayId);
-        state.physical = {.id = *displayId, .type = *connectionType, .hwcDisplayId = *hwcDisplayId};
+        state.physical = {.id = static_cast<PhysicalDisplayId>(*displayId),
+                          .type = *connectionType,
+                          .hwcDisplayId = *hwcDisplayId};
     }
 
     state.isSecure = static_cast<bool>(Case::Display::SECURE);
@@ -1997,7 +1995,7 @@
         ASSERT_TRUE(displayId);
         const auto hwcDisplayId = Case::Display::HWC_DISPLAY_ID_OPT::value;
         ASSERT_TRUE(hwcDisplayId);
-        expectedPhysical = {.id = *displayId,
+        expectedPhysical = {.id = static_cast<PhysicalDisplayId>(*displayId),
                             .type = *connectionType,
                             .hwcDisplayId = *hwcDisplayId};
     }
@@ -3212,9 +3210,9 @@
 };
 
 struct EventThreadBaseSupportedVariant {
-    static void setupEventAndEventControlThreadNoCallExpectations(DisplayTransactionTest* test) {
-        // The event control thread should not be notified.
-        EXPECT_CALL(*test->mEventControlThread, setVsyncEnabled(_)).Times(0);
+    static void setupVsyncAndEventThreadNoCallExpectations(DisplayTransactionTest* test) {
+        // The callback should not be notified to toggle VSYNC.
+        EXPECT_CALL(test->mSchedulerCallback, setVsyncEnabled(_)).Times(0);
 
         // The event thread should not be notified.
         EXPECT_CALL(*test->mEventThread, onScreenReleased()).Times(0);
@@ -3227,29 +3225,29 @@
         // These calls are only expected for the primary display.
 
         // Instead expect no calls.
-        setupEventAndEventControlThreadNoCallExpectations(test);
+        setupVsyncAndEventThreadNoCallExpectations(test);
     }
 
     static void setupReleaseAndDisableVsyncCallExpectations(DisplayTransactionTest* test) {
         // These calls are only expected for the primary display.
 
         // Instead expect no calls.
-        setupEventAndEventControlThreadNoCallExpectations(test);
+        setupVsyncAndEventThreadNoCallExpectations(test);
     }
 };
 
 struct EventThreadIsSupportedVariant : public EventThreadBaseSupportedVariant {
     static void setupAcquireAndEnableVsyncCallExpectations(DisplayTransactionTest* test) {
-        // The event control thread should be notified to enable vsyncs
-        EXPECT_CALL(*test->mEventControlThread, setVsyncEnabled(true)).Times(1);
+        // The callback should be notified to enable VSYNC.
+        EXPECT_CALL(test->mSchedulerCallback, setVsyncEnabled(true)).Times(1);
 
         // The event thread should be notified that the screen was acquired.
         EXPECT_CALL(*test->mEventThread, onScreenAcquired()).Times(1);
     }
 
     static void setupReleaseAndDisableVsyncCallExpectations(DisplayTransactionTest* test) {
-        // There should be a call to setVsyncEnabled(false)
-        EXPECT_CALL(*test->mEventControlThread, setVsyncEnabled(false)).Times(1);
+        // The callback should be notified to disable VSYNC.
+        EXPECT_CALL(test->mSchedulerCallback, setVsyncEnabled(false)).Times(1);
 
         // The event thread should not be notified that the screen was released.
         EXPECT_CALL(*test->mEventThread, onScreenReleased()).Times(1);
@@ -3308,7 +3306,7 @@
     template <typename Case>
     static void setupCallExpectations(DisplayTransactionTest* test) {
         Case::setupComposerCallExpectations(test, Case::Doze::ACTUAL_POWER_MODE_FOR_DOZE_SUSPEND);
-        Case::EventThread::setupEventAndEventControlThreadNoCallExpectations(test);
+        Case::EventThread::setupVsyncAndEventThreadNoCallExpectations(test);
         Case::setupRepaintEverythingCallExpectations(test);
     }
 
@@ -3335,7 +3333,7 @@
       : public TransitionVariantCommon<PowerMode::DOZE_SUSPEND, PowerMode::OFF> {
     template <typename Case>
     static void setupCallExpectations(DisplayTransactionTest* test) {
-        Case::EventThread::setupEventAndEventControlThreadNoCallExpectations(test);
+        Case::EventThread::setupVsyncAndEventThreadNoCallExpectations(test);
         Case::setupComposerCallExpectations(test, IComposerClient::PowerMode::OFF);
     }
 
@@ -3347,7 +3345,7 @@
 struct TransitionOnToDozeVariant : public TransitionVariantCommon<PowerMode::ON, PowerMode::DOZE> {
     template <typename Case>
     static void setupCallExpectations(DisplayTransactionTest* test) {
-        Case::EventThread::setupEventAndEventControlThreadNoCallExpectations(test);
+        Case::EventThread::setupVsyncAndEventThreadNoCallExpectations(test);
         Case::setupComposerCallExpectations(test, Case::Doze::ACTUAL_POWER_MODE_FOR_DOZE);
     }
 };
@@ -3365,7 +3363,7 @@
 struct TransitionDozeToOnVariant : public TransitionVariantCommon<PowerMode::DOZE, PowerMode::ON> {
     template <typename Case>
     static void setupCallExpectations(DisplayTransactionTest* test) {
-        Case::EventThread::setupEventAndEventControlThreadNoCallExpectations(test);
+        Case::EventThread::setupVsyncAndEventThreadNoCallExpectations(test);
         Case::setupComposerCallExpectations(test, IComposerClient::PowerMode::ON);
     }
 };
@@ -3394,7 +3392,7 @@
       : public TransitionVariantCommon<PowerMode::ON, static_cast<PowerMode>(POWER_MODE_LEET)> {
     template <typename Case>
     static void setupCallExpectations(DisplayTransactionTest* test) {
-        Case::EventThread::setupEventAndEventControlThreadNoCallExpectations(test);
+        Case::EventThread::setupVsyncAndEventThreadNoCallExpectations(test);
         Case::setupNoComposerPowerModeCallExpectations(test);
     }
 };
diff --git a/services/surfaceflinger/tests/unittests/EventControlThreadTest.cpp b/services/surfaceflinger/tests/unittests/EventControlThreadTest.cpp
deleted file mode 100644
index 9dc4193..0000000
--- a/services/surfaceflinger/tests/unittests/EventControlThreadTest.cpp
+++ /dev/null
@@ -1,119 +0,0 @@
-/*
- * Copyright (C) 2018 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#undef LOG_TAG
-#define LOG_TAG "LibSurfaceFlingerUnittests"
-
-#include <gmock/gmock.h>
-#include <gtest/gtest.h>
-
-#include <log/log.h>
-
-#include "AsyncCallRecorder.h"
-#include "Scheduler/EventControlThread.h"
-
-namespace android {
-namespace {
-
-using namespace std::chrono_literals;
-using testing::_;
-
-class EventControlThreadTest : public testing::Test {
-protected:
-    EventControlThreadTest();
-    ~EventControlThreadTest() override;
-
-    void createThread();
-
-    void expectVSyncEnableCallbackCalled(bool enable);
-
-    AsyncCallRecorder<void (*)(bool)> mVSyncSetEnabledCallRecorder;
-
-    std::unique_ptr<EventControlThread> mThread;
-};
-
-EventControlThreadTest::EventControlThreadTest() {
-    const ::testing::TestInfo* const test_info =
-            ::testing::UnitTest::GetInstance()->current_test_info();
-    ALOGD("**** Setting up for %s.%s\n", test_info->test_case_name(), test_info->name());
-}
-
-EventControlThreadTest::~EventControlThreadTest() {
-    const ::testing::TestInfo* const test_info =
-            ::testing::UnitTest::GetInstance()->current_test_info();
-    ALOGD("**** Tearing down after %s.%s\n", test_info->test_case_name(), test_info->name());
-}
-
-void EventControlThreadTest::createThread() {
-    mThread = std::make_unique<android::impl::EventControlThread>(
-            mVSyncSetEnabledCallRecorder.getInvocable());
-}
-
-void EventControlThreadTest::expectVSyncEnableCallbackCalled(bool expectedEnabled) {
-    auto args = mVSyncSetEnabledCallRecorder.waitForCall();
-    ASSERT_TRUE(args.has_value());
-    EXPECT_EQ(std::get<0>(args.value()), expectedEnabled);
-}
-
-/* ------------------------------------------------------------------------
- * Test cases
- */
-
-TEST_F(EventControlThreadTest, signalsVSyncDisabledOnStartup) {
-    createThread();
-
-    // On thread start, there should be an automatic explicit call to disable
-    // vsyncs
-    expectVSyncEnableCallbackCalled(false);
-}
-
-TEST_F(EventControlThreadTest, signalsVSyncDisabledOnce) {
-    createThread();
-    expectVSyncEnableCallbackCalled(false);
-
-    mThread->setVsyncEnabled(false);
-
-    EXPECT_FALSE(mVSyncSetEnabledCallRecorder.waitForUnexpectedCall().has_value());
-}
-
-TEST_F(EventControlThreadTest, signalsVSyncEnabledThenDisabled) {
-    createThread();
-    expectVSyncEnableCallbackCalled(false);
-
-    mThread->setVsyncEnabled(true);
-
-    expectVSyncEnableCallbackCalled(true);
-
-    mThread->setVsyncEnabled(false);
-
-    expectVSyncEnableCallbackCalled(false);
-}
-
-TEST_F(EventControlThreadTest, signalsVSyncEnabledOnce) {
-    createThread();
-    expectVSyncEnableCallbackCalled(false);
-
-    mThread->setVsyncEnabled(true);
-
-    expectVSyncEnableCallbackCalled(true);
-
-    mThread->setVsyncEnabled(true);
-
-    EXPECT_FALSE(mVSyncSetEnabledCallRecorder.waitForUnexpectedCall().has_value());
-}
-
-} // namespace
-} // namespace android
diff --git a/services/surfaceflinger/tests/unittests/EventThreadTest.cpp b/services/surfaceflinger/tests/unittests/EventThreadTest.cpp
index b90b566..aab6d01 100644
--- a/services/surfaceflinger/tests/unittests/EventThreadTest.cpp
+++ b/services/surfaceflinger/tests/unittests/EventThreadTest.cpp
@@ -36,9 +36,9 @@
 
 namespace {
 
-constexpr PhysicalDisplayId INTERNAL_DISPLAY_ID = 111;
-constexpr PhysicalDisplayId EXTERNAL_DISPLAY_ID = 222;
-constexpr PhysicalDisplayId DISPLAY_ID_64BIT = 0xabcd12349876fedcULL;
+constexpr PhysicalDisplayId INTERNAL_DISPLAY_ID(111);
+constexpr PhysicalDisplayId EXTERNAL_DISPLAY_ID(222);
+constexpr PhysicalDisplayId DISPLAY_ID_64BIT(0xabcd12349876fedcULL);
 
 class MockVSyncSource : public VSyncSource {
 public:
diff --git a/services/surfaceflinger/tests/unittests/HWComposerTest.cpp b/services/surfaceflinger/tests/unittests/HWComposerTest.cpp
index 91b304c..fa12315 100644
--- a/services/surfaceflinger/tests/unittests/HWComposerTest.cpp
+++ b/services/surfaceflinger/tests/unittests/HWComposerTest.cpp
@@ -23,7 +23,13 @@
 
 #include <vector>
 
+// StrictMock<T> derives from T and is not marked final, so the destructor of T is expected to be
+// virtual in case StrictMock<T> is used as a polymorphic base class. That is not the case here.
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wnon-virtual-dtor"
 #include <gmock/gmock.h>
+#pragma clang diagnostic pop
+
 #include <gui/LayerMetadata.h>
 #include <log/log.h>
 
@@ -45,27 +51,20 @@
 using ::testing::SetArgPointee;
 using ::testing::StrictMock;
 
-struct MockHWC2ComposerCallback : public HWC2::ComposerCallback {
-    ~MockHWC2ComposerCallback() = default;
-
-    MOCK_METHOD3(onHotplugReceived,
-                 void(int32_t sequenceId, hal::HWDisplayId display, hal::Connection connection));
-    MOCK_METHOD2(onRefreshReceived, void(int32_t sequenceId, hal::HWDisplayId display));
+struct MockHWC2ComposerCallback final : StrictMock<HWC2::ComposerCallback> {
+    MOCK_METHOD3(onHotplugReceived, void(int32_t sequenceId, hal::HWDisplayId, hal::Connection));
+    MOCK_METHOD2(onRefreshReceived, void(int32_t sequenceId, hal::HWDisplayId));
     MOCK_METHOD4(onVsyncReceived,
-                 void(int32_t sequenceId, hal::HWDisplayId display, int64_t timestamp,
-                      std::optional<hal::VsyncPeriodNanos> vsyncPeriod));
+                 void(int32_t sequenceId, hal::HWDisplayId, int64_t timestamp,
+                      std::optional<hal::VsyncPeriodNanos>));
     MOCK_METHOD3(onVsyncPeriodTimingChangedReceived,
-                 void(int32_t sequenceId, hal::HWDisplayId display,
-                      const hal::VsyncPeriodChangeTimeline& updatedTimeline));
-    MOCK_METHOD2(onSeamlessPossible, void(int32_t sequenceId, hal::HWDisplayId display));
+                 void(int32_t sequenceId, hal::HWDisplayId, const hal::VsyncPeriodChangeTimeline&));
+    MOCK_METHOD2(onSeamlessPossible, void(int32_t sequenceId, hal::HWDisplayId));
 };
 
-struct HWComposerTest : public testing::Test {
+struct HWComposerSetConfigurationTest : testing::Test {
     Hwc2::mock::Composer* mHal = new StrictMock<Hwc2::mock::Composer>();
-};
-
-struct HWComposerSetConfigurationTest : public HWComposerTest {
-    StrictMock<MockHWC2ComposerCallback> mCallback;
+    MockHWC2ComposerCallback mCallback;
 };
 
 TEST_F(HWComposerSetConfigurationTest, loadsLayerMetadataSupport) {
diff --git a/services/surfaceflinger/tests/unittests/LayerHistoryTest.cpp b/services/surfaceflinger/tests/unittests/LayerHistoryTest.cpp
index 3ab22d3..0fbe8ec 100644
--- a/services/surfaceflinger/tests/unittests/LayerHistoryTest.cpp
+++ b/services/surfaceflinger/tests/unittests/LayerHistoryTest.cpp
@@ -30,6 +30,7 @@
 #include "TestableScheduler.h"
 #include "TestableSurfaceFlinger.h"
 #include "mock/MockLayer.h"
+#include "mock/MockSchedulerCallback.h"
 
 using testing::_;
 using testing::Return;
@@ -75,7 +76,13 @@
                                          .setConfigGroup(0)
                                          .build()},
                                 HwcConfigIndexType(0)};
-    TestableScheduler* const mScheduler{new TestableScheduler(mConfigs, false)};
+
+    mock::NoOpSchedulerCallback mSchedulerCallback;
+    static constexpr bool kUseContentDetectionV2 = false;
+
+    TestableScheduler* const mScheduler =
+            new TestableScheduler(mConfigs, mSchedulerCallback, kUseContentDetectionV2);
+
     TestableSurfaceFlinger mFlinger;
 
     const nsecs_t mTime = systemTime();
diff --git a/services/surfaceflinger/tests/unittests/LayerHistoryTestV2.cpp b/services/surfaceflinger/tests/unittests/LayerHistoryTestV2.cpp
index 1705835..cb376cd 100644
--- a/services/surfaceflinger/tests/unittests/LayerHistoryTestV2.cpp
+++ b/services/surfaceflinger/tests/unittests/LayerHistoryTestV2.cpp
@@ -27,6 +27,7 @@
 #include "TestableScheduler.h"
 #include "TestableSurfaceFlinger.h"
 #include "mock/MockLayer.h"
+#include "mock/MockSchedulerCallback.h"
 
 using testing::_;
 using testing::Return;
@@ -115,9 +116,14 @@
                                          .setConfigGroup(0)
                                          .build()},
                                 HwcConfigIndexType(0)};
-    TestableScheduler* const mScheduler{new TestableScheduler(mConfigs, true)};
-    TestableSurfaceFlinger mFlinger;
 
+    mock::NoOpSchedulerCallback mSchedulerCallback;
+    static constexpr bool kUseContentDetectionV2 = true;
+
+    TestableScheduler* const mScheduler =
+            new TestableScheduler(mConfigs, mSchedulerCallback, kUseContentDetectionV2);
+
+    TestableSurfaceFlinger mFlinger;
 };
 
 namespace {
diff --git a/services/surfaceflinger/tests/unittests/RefreshRateSelectionTest.cpp b/services/surfaceflinger/tests/unittests/RefreshRateSelectionTest.cpp
index 43b8e01..f6bf05a 100644
--- a/services/surfaceflinger/tests/unittests/RefreshRateSelectionTest.cpp
+++ b/services/surfaceflinger/tests/unittests/RefreshRateSelectionTest.cpp
@@ -32,7 +32,6 @@
 #include "TestableSurfaceFlinger.h"
 #include "mock/DisplayHardware/MockComposer.h"
 #include "mock/MockDispSync.h"
-#include "mock/MockEventControlThread.h"
 #include "mock/MockEventThread.h"
 
 namespace android {
@@ -146,8 +145,7 @@
     EXPECT_CALL(*primaryDispSync, getPeriod())
             .WillRepeatedly(Return(FakeHwcDisplayInjector::DEFAULT_REFRESH_RATE));
     EXPECT_CALL(*primaryDispSync, expectedPresentTime(_)).WillRepeatedly(Return(0));
-    mFlinger.setupScheduler(std::move(primaryDispSync),
-                            std::make_unique<mock::EventControlThread>(), std::move(eventThread),
+    mFlinger.setupScheduler(std::move(primaryDispSync), std::move(eventThread),
                             std::move(sfEventThread));
 }
 
diff --git a/services/surfaceflinger/tests/unittests/SchedulerTest.cpp b/services/surfaceflinger/tests/unittests/SchedulerTest.cpp
index 382199d..39e793a 100644
--- a/services/surfaceflinger/tests/unittests/SchedulerTest.cpp
+++ b/services/surfaceflinger/tests/unittests/SchedulerTest.cpp
@@ -14,20 +14,12 @@
  * limitations under the License.
  */
 
-// TODO(b/129481165): remove the #pragma below and fix conversion issues
-#pragma clang diagnostic push
-#pragma clang diagnostic ignored "-Wconversion"
-
-#undef LOG_TAG
-#define LOG_TAG "SchedulerUnittests"
-
 #include <gmock/gmock.h>
 #include <gtest/gtest.h>
 #include <log/log.h>
 
 #include <mutex>
 
-#include "Scheduler/EventControlThread.h"
 #include "Scheduler/EventThread.h"
 #include "Scheduler/RefreshRateConfigs.h"
 #include "TestableScheduler.h"
@@ -35,13 +27,15 @@
 #include "mock/DisplayHardware/MockDisplay.h"
 #include "mock/MockEventThread.h"
 #include "mock/MockLayer.h"
+#include "mock/MockSchedulerCallback.h"
 
 using testing::_;
 using testing::Return;
 
 namespace android {
+namespace {
 
-constexpr PhysicalDisplayId PHYSICAL_DISPLAY_ID = 999;
+constexpr PhysicalDisplayId PHYSICAL_DISPLAY_ID(999);
 
 class SchedulerTest : public testing::Test {
 protected:
@@ -58,7 +52,6 @@
     };
 
     SchedulerTest();
-    ~SchedulerTest() override;
 
     Hwc2::mock::Display mDisplay;
     const scheduler::RefreshRateConfigs mConfigs{{HWC2::Display::Config::Builder(mDisplay, 0)
@@ -67,7 +60,17 @@
                                                           .build()},
                                                  HwcConfigIndexType(0)};
 
-    TestableScheduler mScheduler{mConfigs, false};
+    mock::SchedulerCallback mSchedulerCallback;
+
+    // The scheduler should initially disable VSYNC.
+    struct ExpectDisableVsync {
+        ExpectDisableVsync(mock::SchedulerCallback& callback) {
+            EXPECT_CALL(callback, setVsyncEnabled(false)).Times(1);
+        }
+    } mExpectDisableVsync{mSchedulerCallback};
+
+    static constexpr bool kUseContentDetectionV2 = false;
+    TestableScheduler mScheduler{mConfigs, mSchedulerCallback, kUseContentDetectionV2};
 
     Scheduler::ConnectionHandle mConnectionHandle;
     mock::EventThread* mEventThread;
@@ -75,10 +78,6 @@
 };
 
 SchedulerTest::SchedulerTest() {
-    const ::testing::TestInfo* const test_info =
-            ::testing::UnitTest::GetInstance()->current_test_info();
-    ALOGD("**** Setting up for %s.%s\n", test_info->test_case_name(), test_info->name());
-
     auto eventThread = std::make_unique<mock::EventThread>();
     mEventThread = eventThread.get();
     EXPECT_CALL(*mEventThread, registerDisplayEventConnection(_)).WillOnce(Return(0));
@@ -94,15 +93,7 @@
     EXPECT_TRUE(mConnectionHandle);
 }
 
-SchedulerTest::~SchedulerTest() {
-    const ::testing::TestInfo* const test_info =
-            ::testing::UnitTest::GetInstance()->current_test_info();
-    ALOGD("**** Tearing down after %s.%s\n", test_info->test_case_name(), test_info->name());
-}
-
-/* ------------------------------------------------------------------------
- * Test cases
- */
+} // namespace
 
 TEST_F(SchedulerTest, invalidConnectionHandle) {
     Scheduler::ConnectionHandle handle;
@@ -159,8 +150,7 @@
     mScheduler.setPhaseOffset(mConnectionHandle, 10);
 
     static constexpr size_t kEventConnections = 5;
-    ON_CALL(*mEventThread, getEventThreadConnectionCount())
-            .WillByDefault(Return(kEventConnections));
+    EXPECT_CALL(*mEventThread, getEventThreadConnectionCount()).WillOnce(Return(kEventConnections));
     EXPECT_EQ(kEventConnections, mScheduler.getEventThreadConnectionCount(mConnectionHandle));
 }
 
@@ -181,11 +171,8 @@
     constexpr uint32_t kDisplayArea = 999'999;
     mScheduler.onPrimaryDisplayAreaChanged(kDisplayArea);
 
+    EXPECT_CALL(mSchedulerCallback, changeRefreshRate(_, _)).Times(0);
     mScheduler.chooseRefreshRateForContent();
-    EXPECT_EQ(0, mScheduler.refreshRateChangeCount());
 }
 
 } // namespace android
-
-// TODO(b/129481165): remove the #pragma below and fix conversion issues
-#pragma clang diagnostic pop // ignored "-Wconversion"
diff --git a/services/surfaceflinger/tests/unittests/SetFrameRateTest.cpp b/services/surfaceflinger/tests/unittests/SetFrameRateTest.cpp
index 0d6c799..6c01f85 100644
--- a/services/surfaceflinger/tests/unittests/SetFrameRateTest.cpp
+++ b/services/surfaceflinger/tests/unittests/SetFrameRateTest.cpp
@@ -33,7 +33,6 @@
 #include "TestableSurfaceFlinger.h"
 #include "mock/DisplayHardware/MockComposer.h"
 #include "mock/MockDispSync.h"
-#include "mock/MockEventControlThread.h"
 #include "mock/MockEventThread.h"
 #include "mock/MockMessageQueue.h"
 
@@ -182,8 +181,7 @@
     EXPECT_CALL(*primaryDispSync, getPeriod())
             .WillRepeatedly(Return(FakeHwcDisplayInjector::DEFAULT_REFRESH_RATE));
     EXPECT_CALL(*primaryDispSync, expectedPresentTime(_)).WillRepeatedly(Return(0));
-    mFlinger.setupScheduler(std::move(primaryDispSync),
-                            std::make_unique<mock::EventControlThread>(), std::move(eventThread),
+    mFlinger.setupScheduler(std::move(primaryDispSync), std::move(eventThread),
                             std::move(sfEventThread));
 }
 
diff --git a/services/surfaceflinger/tests/unittests/TestableScheduler.h b/services/surfaceflinger/tests/unittests/TestableScheduler.h
index c463294..d78546d 100644
--- a/services/surfaceflinger/tests/unittests/TestableScheduler.h
+++ b/services/surfaceflinger/tests/unittests/TestableScheduler.h
@@ -23,20 +23,27 @@
 #include "Scheduler/EventThread.h"
 #include "Scheduler/LayerHistory.h"
 #include "Scheduler/Scheduler.h"
+#include "Scheduler/VSyncTracker.h"
+#include "mock/MockDispSync.h"
 
 namespace android {
 
-class TestableScheduler : public Scheduler, private ISchedulerCallback {
+class TestableScheduler : public Scheduler {
 public:
-    TestableScheduler(const scheduler::RefreshRateConfigs& configs, bool useContentDetectionV2)
-          : Scheduler([](bool) {}, configs, *this, useContentDetectionV2, true) {}
+    TestableScheduler(const scheduler::RefreshRateConfigs& configs, ISchedulerCallback& callback,
+                      bool useContentDetectionV2)
+          : TestableScheduler(std::make_unique<mock::DispSync>(), configs, callback,
+                              useContentDetectionV2) {}
 
     TestableScheduler(std::unique_ptr<DispSync> primaryDispSync,
-                      std::unique_ptr<EventControlThread> eventControlThread,
-                      const scheduler::RefreshRateConfigs& configs, bool useContentDetectionV2)
-          : Scheduler(std::move(primaryDispSync), std::move(eventControlThread), configs, *this,
-                      createLayerHistory(configs, useContentDetectionV2), useContentDetectionV2,
-                      true) {}
+                      const scheduler::RefreshRateConfigs& configs, ISchedulerCallback& callback,
+                      bool useContentDetectionV2)
+          : Scheduler({std::move(primaryDispSync), nullptr, nullptr}, configs, callback,
+                      createLayerHistory(configs, useContentDetectionV2),
+                      {.supportKernelTimer = false,
+                       .useContentDetection = true,
+                       .useContentDetectionV2 = useContentDetectionV2,
+                       .useVsyncPredictor = false}) {}
 
     // Used to inject mock event thread.
     ConnectionHandle createConnection(std::unique_ptr<EventThread> eventThread) {
@@ -48,28 +55,24 @@
      * post-conditions.
      */
     auto& mutablePrimaryHWVsyncEnabled() { return mPrimaryHWVsyncEnabled; }
-    auto& mutableEventControlThread() { return mEventControlThread; }
-    auto& mutablePrimaryDispSync() { return mPrimaryDispSync; }
     auto& mutableHWVsyncAvailable() { return mHWVsyncAvailable; }
 
-    size_t refreshRateChangeCount() const { return mRefreshRateChangeCount; }
-
     bool hasLayerHistory() const { return static_cast<bool>(mLayerHistory); }
 
     auto* mutableLayerHistory() {
-        LOG_ALWAYS_FATAL_IF(mUseContentDetectionV2);
+        LOG_ALWAYS_FATAL_IF(mOptions.useContentDetectionV2);
         return static_cast<scheduler::impl::LayerHistory*>(mLayerHistory.get());
     }
 
     auto* mutableLayerHistoryV2() {
-        LOG_ALWAYS_FATAL_IF(!mUseContentDetectionV2);
+        LOG_ALWAYS_FATAL_IF(!mOptions.useContentDetectionV2);
         return static_cast<scheduler::impl::LayerHistoryV2*>(mLayerHistory.get());
     }
 
     size_t layerHistorySize() NO_THREAD_SAFETY_ANALYSIS {
         if (!mLayerHistory) return 0;
-        return mUseContentDetectionV2 ? mutableLayerHistoryV2()->mLayerInfos.size()
-                                      : mutableLayerHistory()->mLayerInfos.size();
+        return mOptions.useContentDetectionV2 ? mutableLayerHistoryV2()->mLayerInfos.size()
+                                              : mutableLayerHistory()->mLayerInfos.size();
     }
 
     void replaceTouchTimer(int64_t millis) {
@@ -93,18 +96,9 @@
         // not report a leaked object, since the Scheduler instance may
         // still be referenced by something despite our best efforts to destroy
         // it after each test is done.
-        mutableEventControlThread().reset();
-        mutablePrimaryDispSync().reset();
+        mVsyncSchedule.sync.reset();
         mConnections.clear();
     }
-
-private:
-    void changeRefreshRate(const RefreshRate&, ConfigEvent) override { mRefreshRateChangeCount++; }
-
-    void repaintEverythingForHWC() override {}
-    void kernelTimerChanged(bool /*expired*/) override {}
-
-    size_t mRefreshRateChangeCount = 0;
 };
 
 } // namespace android
diff --git a/services/surfaceflinger/tests/unittests/TestableSurfaceFlinger.h b/services/surfaceflinger/tests/unittests/TestableSurfaceFlinger.h
index 256e048..3941d42 100644
--- a/services/surfaceflinger/tests/unittests/TestableSurfaceFlinger.h
+++ b/services/surfaceflinger/tests/unittests/TestableSurfaceFlinger.h
@@ -69,11 +69,6 @@
         return nullptr;
     }
 
-    std::unique_ptr<EventControlThread> createEventControlThread(
-            std::function<void(bool)>) override {
-        return nullptr;
-    }
-
     std::unique_ptr<HWComposer> createHWComposer(const std::string&) override {
         return nullptr;
     }
@@ -87,8 +82,7 @@
         return std::make_unique<scheduler::FakePhaseOffsets>();
     }
 
-    std::unique_ptr<Scheduler> createScheduler(std::function<void(bool)>,
-                                               const scheduler::RefreshRateConfigs&,
+    std::unique_ptr<Scheduler> createScheduler(const scheduler::RefreshRateConfigs&,
                                                ISchedulerCallback&) override {
         return nullptr;
     }
@@ -175,7 +169,7 @@
 
 } // namespace surfaceflinger::test
 
-class TestableSurfaceFlinger {
+class TestableSurfaceFlinger final : private ISchedulerCallback {
 public:
     using HotplugEvent = SurfaceFlinger::HotplugEvent;
 
@@ -198,11 +192,11 @@
         mFlinger->mCompositionEngine->setTimeStats(timeStats);
     }
 
+    // The ISchedulerCallback argument can be nullptr for a no-op implementation.
     void setupScheduler(std::unique_ptr<DispSync> primaryDispSync,
-                        std::unique_ptr<EventControlThread> eventControlThread,
                         std::unique_ptr<EventThread> appEventThread,
                         std::unique_ptr<EventThread> sfEventThread,
-                        bool hasMultipleConfigs = false) {
+                        ISchedulerCallback* callback = nullptr, bool hasMultipleConfigs = false) {
         std::vector<std::shared_ptr<const HWC2::Display::Config>> configs{
                 HWC2::Display::Config::Builder(mDisplay, 0)
                         .setVsyncPeriod(16'666'667)
@@ -227,8 +221,8 @@
 
         constexpr bool kUseContentDetectionV2 = false;
         mScheduler =
-                new TestableScheduler(std::move(primaryDispSync), std::move(eventControlThread),
-                                      *mFlinger->mRefreshRateConfigs, kUseContentDetectionV2);
+                new TestableScheduler(std::move(primaryDispSync), *mFlinger->mRefreshRateConfigs,
+                                      *(callback ?: this), kUseContentDetectionV2);
 
         mFlinger->mAppConnectionHandle = mScheduler->createConnection(std::move(appEventThread));
         mFlinger->mSfConnectionHandle = mScheduler->createConnection(std::move(sfEventThread));
@@ -339,14 +333,14 @@
 
     auto onMessageReceived(int32_t what) { return mFlinger->onMessageReceived(what, systemTime()); }
 
-    auto captureScreenImplLocked(const RenderArea& renderArea,
-                                 SurfaceFlinger::TraverseLayersFunction traverseLayers,
-                                 const sp<GraphicBuffer>& buffer, bool useIdentityTransform,
-                                 bool forSystem, int* outSyncFd, bool regionSampling) {
-        bool ignored;
-        return mFlinger->captureScreenImplLocked(renderArea, traverseLayers, buffer,
-                                                 useIdentityTransform, forSystem, outSyncFd,
-                                                 regionSampling, ignored);
+    auto renderScreenImplLocked(const RenderArea& renderArea,
+                                SurfaceFlinger::TraverseLayersFunction traverseLayers,
+                                const sp<GraphicBuffer>& buffer, bool useIdentityTransform,
+                                bool forSystem, int* outSyncFd, bool regionSampling) {
+        ScreenCaptureResults captureResults;
+        return mFlinger->renderScreenImplLocked(renderArea, traverseLayers, buffer,
+                                                useIdentityTransform, forSystem, outSyncFd,
+                                                regionSampling, captureResults);
     }
 
     auto traverseLayersInLayerStack(ui::LayerStack layerStack,
@@ -643,7 +637,9 @@
             if (const auto type = mCreationArgs.connectionType) {
                 LOG_ALWAYS_FATAL_IF(!displayId);
                 LOG_ALWAYS_FATAL_IF(!mHwcDisplayId);
-                state.physical = {.id = *displayId, .type = *type, .hwcDisplayId = *mHwcDisplayId};
+                state.physical = {.id = static_cast<PhysicalDisplayId>(*displayId),
+                                  .type = *type,
+                                  .hwcDisplayId = *mHwcDisplayId};
             }
 
             state.isSecure = mCreationArgs.isSecure;
@@ -667,6 +663,12 @@
         const std::optional<hal::HWDisplayId> mHwcDisplayId;
     };
 
+private:
+    void setVsyncEnabled(bool) override {}
+    void changeRefreshRate(const Scheduler::RefreshRate&, Scheduler::ConfigEvent) override {}
+    void repaintEverythingForHWC() override {}
+    void kernelTimerChanged(bool) override {}
+
     surfaceflinger::test::Factory mFactory;
     sp<SurfaceFlinger> mFlinger = new SurfaceFlinger(mFactory, SurfaceFlinger::SkipInitialization);
     TestableScheduler* mScheduler = nullptr;
diff --git a/services/surfaceflinger/tests/unittests/TimeStatsTest.cpp b/services/surfaceflinger/tests/unittests/TimeStatsTest.cpp
index 63a34af..0a24650 100644
--- a/services/surfaceflinger/tests/unittests/TimeStatsTest.cpp
+++ b/services/surfaceflinger/tests/unittests/TimeStatsTest.cpp
@@ -221,7 +221,7 @@
 }
 
 static std::string genLayerName(int32_t layerId) {
-    return (layerId < 0 ? "PopupWindow:b54fcd1#0" : "com.dummy#") + std::to_string(layerId);
+    return (layerId < 0 ? "PopupWindow:b54fcd1#0" : "com.example.fake#") + std::to_string(layerId);
 }
 
 void TimeStatsTest::setTimeStamp(TimeStamp type, int32_t id, uint64_t frameNumber, nsecs_t ts) {
@@ -424,7 +424,7 @@
                                            std::chrono::duration_cast<std::chrono::nanoseconds>(8ms)
                                                    .count());
 
-    // Push a dummy present fence to trigger flushing the RenderEngine timings.
+    // Push a fake present fence to trigger flushing the RenderEngine timings.
     mTimeStats->setPowerMode(PowerMode::ON);
     mTimeStats->setPresentFenceGlobal(std::make_shared<FenceTime>(
             std::chrono::duration_cast<std::chrono::nanoseconds>(1ms).count()));
@@ -505,7 +505,7 @@
     ASSERT_TRUE(preFlushProto.ParseFromString(inputCommand(InputCommand::DUMP_ALL, FMT_PROTO)));
     ASSERT_EQ(0, preFlushProto.render_engine_timing_size());
 
-    // Push a dummy present fence to trigger flushing the RenderEngine timings.
+    // Push a fake present fence to trigger flushing the RenderEngine timings.
     mTimeStats->setPowerMode(PowerMode::ON);
     mTimeStats->setPresentFenceGlobal(std::make_shared<FenceTime>(
             std::chrono::duration_cast<std::chrono::nanoseconds>(1ms).count()));
diff --git a/services/surfaceflinger/tests/unittests/TransactionApplicationTest.cpp b/services/surfaceflinger/tests/unittests/TransactionApplicationTest.cpp
index 2a48a22..44b3dc0 100644
--- a/services/surfaceflinger/tests/unittests/TransactionApplicationTest.cpp
+++ b/services/surfaceflinger/tests/unittests/TransactionApplicationTest.cpp
@@ -32,7 +32,6 @@
 #include "TestableScheduler.h"
 #include "TestableSurfaceFlinger.h"
 #include "mock/MockDispSync.h"
-#include "mock/MockEventControlThread.h"
 #include "mock/MockEventThread.h"
 #include "mock/MockMessageQueue.h"
 
@@ -81,7 +80,6 @@
                 .WillRepeatedly(Return(FakeHwcDisplayInjector::DEFAULT_REFRESH_RATE));
 
         mFlinger.setupScheduler(std::unique_ptr<mock::DispSync>(mPrimaryDispSync),
-                                std::make_unique<mock::EventControlThread>(),
                                 std::move(eventThread), std::move(sfEventThread));
     }
 
@@ -89,7 +87,6 @@
     TestableSurfaceFlinger mFlinger;
 
     std::unique_ptr<mock::EventThread> mEventThread = std::make_unique<mock::EventThread>();
-    mock::EventControlThread* mEventControlThread = new mock::EventControlThread();
 
     mock::MessageQueue* mMessageQueue = new mock::MessageQueue();
     mock::DispSync* mPrimaryDispSync = new mock::DispSync();
diff --git a/services/surfaceflinger/tests/unittests/VSyncModulatorTest.cpp b/services/surfaceflinger/tests/unittests/VSyncModulatorTest.cpp
index 9c1ec07..af1e84b 100644
--- a/services/surfaceflinger/tests/unittests/VSyncModulatorTest.cpp
+++ b/services/surfaceflinger/tests/unittests/VSyncModulatorTest.cpp
@@ -27,15 +27,15 @@
 
 namespace android::scheduler {
 
-class MockScheduler : public IPhaseOffsetControl {
+class MockScheduler final : public IPhaseOffsetControl {
 public:
-    void setPhaseOffset(ConnectionHandle handle, nsecs_t phaseOffset) {
-        mPhaseOffset[handle] = phaseOffset;
-    }
-
     nsecs_t getOffset(ConnectionHandle handle) { return mPhaseOffset[handle]; }
 
 private:
+    void setPhaseOffset(ConnectionHandle handle, nsecs_t phaseOffset) override {
+        mPhaseOffset[handle] = phaseOffset;
+    }
+
     std::unordered_map<ConnectionHandle, nsecs_t> mPhaseOffset;
 };
 
diff --git a/services/surfaceflinger/tests/unittests/VSyncReactorTest.cpp b/services/surfaceflinger/tests/unittests/VSyncReactorTest.cpp
index 6856612..c5cddf3 100644
--- a/services/surfaceflinger/tests/unittests/VSyncReactorTest.cpp
+++ b/services/surfaceflinger/tests/unittests/VSyncReactorTest.cpp
@@ -45,26 +45,6 @@
     MOCK_CONST_METHOD1(dump, void(std::string&));
 };
 
-class VSyncTrackerWrapper : public VSyncTracker {
-public:
-    VSyncTrackerWrapper(std::shared_ptr<VSyncTracker> const& tracker) : mTracker(tracker) {}
-
-    bool addVsyncTimestamp(nsecs_t timestamp) final {
-        return mTracker->addVsyncTimestamp(timestamp);
-    }
-    nsecs_t nextAnticipatedVSyncTimeFrom(nsecs_t timePoint) const final {
-        return mTracker->nextAnticipatedVSyncTimeFrom(timePoint);
-    }
-    nsecs_t currentPeriod() const final { return mTracker->currentPeriod(); }
-    void setPeriod(nsecs_t period) final { mTracker->setPeriod(period); }
-    void resetModel() final { mTracker->resetModel(); }
-    bool needsMoreSamples() const final { return mTracker->needsMoreSamples(); }
-    void dump(std::string& result) const final { mTracker->dump(result); }
-
-private:
-    std::shared_ptr<VSyncTracker> const mTracker;
-};
-
 class MockClock : public Clock {
 public:
     MOCK_CONST_METHOD0(now, nsecs_t());
@@ -90,29 +70,6 @@
     MOCK_CONST_METHOD1(dump, void(std::string&));
 };
 
-class VSyncDispatchWrapper : public VSyncDispatch {
-public:
-    VSyncDispatchWrapper(std::shared_ptr<VSyncDispatch> const& dispatch) : mDispatch(dispatch) {}
-    CallbackToken registerCallback(std::function<void(nsecs_t, nsecs_t)> const& callbackFn,
-                                   std::string callbackName) final {
-        return mDispatch->registerCallback(callbackFn, callbackName);
-    }
-
-    void unregisterCallback(CallbackToken token) final { mDispatch->unregisterCallback(token); }
-
-    ScheduleResult schedule(CallbackToken token, nsecs_t workDuration,
-                            nsecs_t earliestVsync) final {
-        return mDispatch->schedule(token, workDuration, earliestVsync);
-    }
-
-    CancelResult cancel(CallbackToken token) final { return mDispatch->cancel(token); }
-
-    void dump(std::string& result) const final { return mDispatch->dump(result); }
-
-private:
-    std::shared_ptr<VSyncDispatch> const mDispatch;
-};
-
 std::shared_ptr<FenceTime> generateInvalidFence() {
     sp<Fence> fence = new Fence();
     return std::make_shared<FenceTime>(fence);
@@ -157,10 +114,8 @@
           : mMockDispatch(std::make_shared<NiceMock<MockVSyncDispatch>>()),
             mMockTracker(std::make_shared<NiceMock<MockVSyncTracker>>()),
             mMockClock(std::make_shared<NiceMock<MockClock>>()),
-            mReactor(std::make_unique<ClockWrapper>(mMockClock),
-                     std::make_unique<VSyncDispatchWrapper>(mMockDispatch),
-                     std::make_unique<VSyncTrackerWrapper>(mMockTracker), kPendingLimit,
-                     false /* supportKernelIdleTimer */) {
+            mReactor(std::make_unique<ClockWrapper>(mMockClock), *mMockDispatch, *mMockTracker,
+                     kPendingLimit, false /* supportKernelIdleTimer */) {
         ON_CALL(*mMockClock, now()).WillByDefault(Return(mFakeNow));
         ON_CALL(*mMockTracker, currentPeriod()).WillByDefault(Return(period));
     }
@@ -745,10 +700,9 @@
 
 TEST_F(VSyncReactorTest, periodIsMeasuredIfIgnoringComposer) {
     // Create a reactor which supports the kernel idle timer
-    auto idleReactor = VSyncReactor(std::make_unique<ClockWrapper>(mMockClock),
-                                    std::make_unique<VSyncDispatchWrapper>(mMockDispatch),
-                                    std::make_unique<VSyncTrackerWrapper>(mMockTracker),
-                                    kPendingLimit, true /* supportKernelIdleTimer */);
+    auto idleReactor =
+            VSyncReactor(std::make_unique<ClockWrapper>(mMockClock), *mMockDispatch, *mMockTracker,
+                         kPendingLimit, true /* supportKernelIdleTimer */);
 
     bool periodFlushed = true;
     EXPECT_CALL(*mMockTracker, addVsyncTimestamp(_)).Times(4);
diff --git a/services/surfaceflinger/tests/unittests/mock/MockEventControlThread.cpp b/services/surfaceflinger/tests/unittests/mock/MockEventControlThread.cpp
deleted file mode 100644
index f9bacc8..0000000
--- a/services/surfaceflinger/tests/unittests/mock/MockEventControlThread.cpp
+++ /dev/null
@@ -1,27 +0,0 @@
-/*
- * Copyright (C) 2018 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include "mock/MockEventControlThread.h"
-
-namespace android {
-namespace mock {
-
-// Explicit default instantiation is recommended.
-EventControlThread::EventControlThread() = default;
-EventControlThread::~EventControlThread() = default;
-
-} // namespace mock
-} // namespace android
diff --git a/services/surfaceflinger/tests/unittests/mock/MockEventControlThread.h b/services/surfaceflinger/tests/unittests/mock/MockEventControlThread.h
deleted file mode 100644
index 6ef352a..0000000
--- a/services/surfaceflinger/tests/unittests/mock/MockEventControlThread.h
+++ /dev/null
@@ -1,35 +0,0 @@
-/*
- * Copyright (C) 2018 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#pragma once
-
-#include <gmock/gmock.h>
-
-#include "Scheduler/EventControlThread.h"
-
-namespace android {
-namespace mock {
-
-class EventControlThread : public android::EventControlThread {
-public:
-    EventControlThread();
-    ~EventControlThread() override;
-
-    MOCK_METHOD1(setVsyncEnabled, void(bool));
-};
-
-} // namespace mock
-} // namespace android
diff --git a/services/surfaceflinger/tests/unittests/mock/MockSchedulerCallback.h b/services/surfaceflinger/tests/unittests/mock/MockSchedulerCallback.h
new file mode 100644
index 0000000..72bc89c
--- /dev/null
+++ b/services/surfaceflinger/tests/unittests/mock/MockSchedulerCallback.h
@@ -0,0 +1,42 @@
+/*
+ * Copyright 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#pragma once
+
+#include <gmock/gmock.h>
+
+#include "Scheduler/Scheduler.h"
+
+namespace android::mock {
+
+struct SchedulerCallback final : ISchedulerCallback {
+    MOCK_METHOD1(setVsyncEnabled, void(bool));
+    MOCK_METHOD2(changeRefreshRate,
+                 void(const scheduler::RefreshRateConfigs::RefreshRate&,
+                      scheduler::RefreshRateConfigEvent));
+    MOCK_METHOD0(repaintEverythingForHWC, void());
+    MOCK_METHOD1(kernelTimerChanged, void(bool));
+};
+
+struct NoOpSchedulerCallback final : ISchedulerCallback {
+    void setVsyncEnabled(bool) override {}
+    void changeRefreshRate(const scheduler::RefreshRateConfigs::RefreshRate&,
+                           scheduler::RefreshRateConfigEvent) override {}
+    void repaintEverythingForHWC() override {}
+    void kernelTimerChanged(bool) override {}
+};
+
+} // namespace android::mock
diff --git a/services/surfaceflinger/tests/utils/ScreenshotUtils.h b/services/surfaceflinger/tests/utils/ScreenshotUtils.h
index 5480b00..56628f8 100644
--- a/services/surfaceflinger/tests/utils/ScreenshotUtils.h
+++ b/services/surfaceflinger/tests/utils/ScreenshotUtils.h
@@ -35,43 +35,22 @@
         const auto sf = ComposerService::getComposerService();
         SurfaceComposerClient::Transaction().apply(true);
 
-        sp<GraphicBuffer> outBuffer;
-        ASSERT_EQ(NO_ERROR, sf->captureScreen(displayToken, &outBuffer, Rect(), 0, 0, false));
-        *sc = std::make_unique<ScreenCapture>(outBuffer);
+        DisplayCaptureArgs args;
+        args.displayToken = displayToken;
+
+        ScreenCaptureResults captureResults;
+        ASSERT_EQ(NO_ERROR, sf->captureDisplay(args, captureResults));
+        *sc = std::make_unique<ScreenCapture>(captureResults.buffer);
     }
 
-    static void captureLayers(std::unique_ptr<ScreenCapture>* sc, sp<IBinder>& parentHandle,
-                              Rect crop = Rect::EMPTY_RECT, float frameScale = 1.0) {
+    static void captureLayers(std::unique_ptr<ScreenCapture>* sc,
+                              const LayerCaptureArgs& captureArgs) {
         sp<ISurfaceComposer> sf(ComposerService::getComposerService());
         SurfaceComposerClient::Transaction().apply(true);
 
-        sp<GraphicBuffer> outBuffer;
-        ASSERT_EQ(NO_ERROR, sf->captureLayers(parentHandle, &outBuffer, crop, frameScale));
-        *sc = std::make_unique<ScreenCapture>(outBuffer);
-    }
-
-    static void captureChildLayers(std::unique_ptr<ScreenCapture>* sc, sp<IBinder>& parentHandle,
-                                   Rect crop = Rect::EMPTY_RECT, float frameScale = 1.0) {
-        sp<ISurfaceComposer> sf(ComposerService::getComposerService());
-        SurfaceComposerClient::Transaction().apply(true);
-
-        sp<GraphicBuffer> outBuffer;
-        ASSERT_EQ(NO_ERROR, sf->captureLayers(parentHandle, &outBuffer, crop, frameScale, true));
-        *sc = std::make_unique<ScreenCapture>(outBuffer);
-    }
-
-    static void captureChildLayersExcluding(
-            std::unique_ptr<ScreenCapture>* sc, sp<IBinder>& parentHandle,
-            std::unordered_set<sp<IBinder>, ISurfaceComposer::SpHash<IBinder>> excludeLayers) {
-        sp<ISurfaceComposer> sf(ComposerService::getComposerService());
-        SurfaceComposerClient::Transaction().apply(true);
-
-        sp<GraphicBuffer> outBuffer;
-        ASSERT_EQ(NO_ERROR,
-                  sf->captureLayers(parentHandle, &outBuffer, ui::Dataspace::V0_SRGB,
-                                    ui::PixelFormat::RGBA_8888, Rect::EMPTY_RECT, excludeLayers,
-                                    1.0f, true));
-        *sc = std::make_unique<ScreenCapture>(outBuffer);
+        ScreenCaptureResults captureResults;
+        ASSERT_EQ(NO_ERROR, sf->captureLayers(captureArgs, captureResults));
+        *sc = std::make_unique<ScreenCapture>(captureResults.buffer);
     }
 
     void expectColor(const Rect& rect, const Color& color, uint8_t tolerance = 0) {
diff --git a/services/vibratorservice/TEST_MAPPING b/services/vibratorservice/TEST_MAPPING
new file mode 100644
index 0000000..b033adb
--- /dev/null
+++ b/services/vibratorservice/TEST_MAPPING
@@ -0,0 +1,7 @@
+{
+  "presubmit": [
+    {
+      "name": "libvibratorservice_test"
+    }
+  ]
+}
diff --git a/vulkan/include/hardware/hwvulkan.h b/vulkan/include/hardware/hwvulkan.h
index 9e9a14d..98bc8e3 100644
--- a/vulkan/include/hardware/hwvulkan.h
+++ b/vulkan/include/hardware/hwvulkan.h
@@ -54,8 +54,9 @@
 /* A hwvulkan_device_t corresponds to an ICD on other systems. Currently there
  * can only be one on a system (HWVULKAN_DEVICE_0). It is opened once per
  * process when the Vulkan API is first used; the hw_device_t::close() function
- * is never called. Any non-trivial resource allocation should be done when
- * the VkInstance is created rather than when the hwvulkan_device_t is opened.
+ * is called upon driver unloading. Any non-trivial resource allocation should
+ * be done when the VkInstance is created rather than when the hwvulkan_device_t
+ * is opened.
  */
 typedef struct hwvulkan_device_t {
     struct hw_device_t common;
diff --git a/vulkan/include/vulkan/vk_android_native_buffer.h b/vulkan/include/vulkan/vk_android_native_buffer.h
index 9ffe83b..ba98696 100644
--- a/vulkan/include/vulkan/vk_android_native_buffer.h
+++ b/vulkan/include/vulkan/vk_android_native_buffer.h
@@ -27,17 +27,19 @@
 #define VK_ANDROID_native_buffer 1
 
 #define VK_ANDROID_NATIVE_BUFFER_EXTENSION_NUMBER 11
-/* NOTE ON VK_ANDROID_NATIVE_BUFFER_SPEC_VERSION 6
+/*
+ * NOTE ON VK_ANDROID_NATIVE_BUFFER_SPEC_VERSION 6
  *
  * This version of the extension transitions from gralloc0 to gralloc1 usage
  * flags (int -> 2x uint64_t). The WSI implementation will temporarily continue
  * to fill out deprecated fields in VkNativeBufferANDROID, and will call the
  * deprecated vkGetSwapchainGrallocUsageANDROID if the new
  * vkGetSwapchainGrallocUsage2ANDROID is not supported. This transitionary
- * backwards-compatibility support is temporary, and will likely be removed in
+ * backwards-compatibility support is temporary, and will likely be removed
  * (along with all gralloc0 support) in a future release.
  */
-/* NOTE ON VK_ANDROID_NATIVE_BUFFER_SPEC_VERSION 8
+/*
+ * NOTE ON VK_ANDROID_NATIVE_BUFFER_SPEC_VERSION 8
  *
  * This version of the extension doesn't introduce new types or structs, but is
  * to accommodate the new struct VkBindImageMemorySwapchainInfoKHR added in
@@ -47,97 +49,155 @@
  * in VkBindImageMemorySwapchainInfoKHR will be additionally chained to the
  * pNext chain of VkBindImageMemoryInfo and passed down to the driver.
  */
-#define VK_ANDROID_NATIVE_BUFFER_SPEC_VERSION     8
-#define VK_ANDROID_NATIVE_BUFFER_EXTENSION_NAME   "VK_ANDROID_native_buffer"
+#define VK_ANDROID_NATIVE_BUFFER_SPEC_VERSION 8
+#define VK_ANDROID_NATIVE_BUFFER_EXTENSION_NAME "VK_ANDROID_native_buffer"
 
-#define VK_ANDROID_NATIVE_BUFFER_ENUM(type,id)    ((type)(1000000000 + (1000 * (VK_ANDROID_NATIVE_BUFFER_EXTENSION_NUMBER - 1)) + (id)))
-#define VK_STRUCTURE_TYPE_NATIVE_BUFFER_ANDROID   VK_ANDROID_NATIVE_BUFFER_ENUM(VkStructureType, 0)
-#define VK_STRUCTURE_TYPE_SWAPCHAIN_IMAGE_CREATE_INFO_ANDROID VK_ANDROID_NATIVE_BUFFER_ENUM(VkStructureType, 1)
-#define VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_PRESENTATION_PROPERTIES_ANDROID VK_ANDROID_NATIVE_BUFFER_ENUM(VkStructureType, 2)
+#define VK_ANDROID_NATIVE_BUFFER_ENUM(type, id) \
+    ((type)(1000000000 +                        \
+            (1000 * (VK_ANDROID_NATIVE_BUFFER_EXTENSION_NUMBER - 1)) + (id)))
+#define VK_STRUCTURE_TYPE_NATIVE_BUFFER_ANDROID \
+    VK_ANDROID_NATIVE_BUFFER_ENUM(VkStructureType, 0)
+#define VK_STRUCTURE_TYPE_SWAPCHAIN_IMAGE_CREATE_INFO_ANDROID \
+    VK_ANDROID_NATIVE_BUFFER_ENUM(VkStructureType, 1)
+#define VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_PRESENTATION_PROPERTIES_ANDROID \
+    VK_ANDROID_NATIVE_BUFFER_ENUM(VkStructureType, 2)
 
+/* clang-format off */
 typedef enum VkSwapchainImageUsageFlagBitsANDROID {
     VK_SWAPCHAIN_IMAGE_USAGE_SHARED_BIT_ANDROID = 0x00000001,
     VK_SWAPCHAIN_IMAGE_USAGE_FLAG_BITS_MAX_ENUM = 0x7FFFFFFF
 } VkSwapchainImageUsageFlagBitsANDROID;
 typedef VkFlags VkSwapchainImageUsageFlagsANDROID;
 
+/*
+ * struct VkNativeBufferUsage2ANDROID
+ *
+ * consumer: gralloc1 consumer usage flag
+ * producer: gralloc1 producer usage flag
+ */
 typedef struct {
-    uint64_t consumer;
-    uint64_t producer;
+    uint64_t                          consumer;
+    uint64_t                          producer;
 } VkNativeBufferUsage2ANDROID;
 
+/*
+ * struct VkNativeBufferANDROID
+ *
+ * sType: VK_STRUCTURE_TYPE_NATIVE_BUFFER_ANDROID
+ * pNext: NULL or a pointer to a structure extending this structure
+ * handle: buffer handle returned from gralloc alloc()
+ * stride: stride returned from gralloc alloc()
+ * format: gralloc format requested when the buffer was allocated
+ * usage: gralloc usage requested when the buffer was allocated
+ * usage2: gralloc usage requested when the buffer was allocated
+ */
 typedef struct {
-    VkStructureType             sType; // must be VK_STRUCTURE_TYPE_NATIVE_BUFFER_ANDROID
-    const void*                 pNext;
-
-    // Buffer handle and stride returned from gralloc alloc()
-    buffer_handle_t             handle;
-    int                         stride;
-
-    // Gralloc format and usage requested when the buffer was allocated.
-    int                         format;
-    int                         usage; // DEPRECATED in SPEC_VERSION 6
-    // -- Added in SPEC_VERSION 6 --
-    VkNativeBufferUsage2ANDROID usage2;
+    VkStructureType                   sType;
+    const void*                       pNext;
+    buffer_handle_t                   handle;
+    int                               stride;
+    int                               format;
+    int                               usage; /* DEPRECATED in SPEC_VERSION 6 */
+    VkNativeBufferUsage2ANDROID       usage2; /* ADDED in SPEC_VERSION 6 */
 } VkNativeBufferANDROID;
 
+/*
+ * struct VkSwapchainImageCreateInfoANDROID
+ *
+ * sType: VK_STRUCTURE_TYPE_SWAPCHAIN_IMAGE_CREATE_INFO_ANDROID
+ * pNext: NULL or a pointer to a structure extending this structure
+ * usage: is a bitmask of VkSwapchainImageUsageFlagsANDROID
+ */
 typedef struct {
-    VkStructureType                        sType; // must be VK_STRUCTURE_TYPE_SWAPCHAIN_IMAGE_CREATE_INFO_ANDROID
-    const void*                            pNext;
-
-    VkSwapchainImageUsageFlagsANDROID      usage;
+    VkStructureType                   sType;
+    const void*                       pNext;
+    VkSwapchainImageUsageFlagsANDROID usage;
 } VkSwapchainImageCreateInfoANDROID;
 
+/*
+ * struct VkPhysicalDevicePresentationPropertiesANDROID
+ *
+ * sType: VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_PRESENTATION_PROPERTIES_ANDROID
+ * pNext: NULL or a pointer to a structure extending this structure
+ * sharedImage: specifies if the image can be shared with the display system
+ */
 typedef struct {
-    VkStructureType                        sType; // must be VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_PRESENTATION_PROPERTIES_ANDROID
-    const void*                            pNext;
-
-    VkBool32                               sharedImage;
+    VkStructureType                   sType;
+    const void*                       pNext;
+    VkBool32                          sharedImage;
 } VkPhysicalDevicePresentationPropertiesANDROID;
 
-// -- DEPRECATED in SPEC_VERSION 6 --
-typedef VkResult (VKAPI_PTR *PFN_vkGetSwapchainGrallocUsageANDROID)(VkDevice device, VkFormat format, VkImageUsageFlags imageUsage, int* grallocUsage);
-// -- ADDED in SPEC_VERSION 6 --
-typedef VkResult (VKAPI_PTR *PFN_vkGetSwapchainGrallocUsage2ANDROID)(VkDevice device, VkFormat format, VkImageUsageFlags imageUsage, VkSwapchainImageUsageFlagsANDROID swapchainImageUsage, uint64_t* grallocConsumerUsage, uint64_t* grallocProducerUsage);
-typedef VkResult (VKAPI_PTR *PFN_vkAcquireImageANDROID)(VkDevice device, VkImage image, int nativeFenceFd, VkSemaphore semaphore, VkFence fence);
-typedef VkResult (VKAPI_PTR *PFN_vkQueueSignalReleaseImageANDROID)(VkQueue queue, uint32_t waitSemaphoreCount, const VkSemaphore* pWaitSemaphores, VkImage image, int* pNativeFenceFd);
+/* DEPRECATED in SPEC_VERSION 6 */
+typedef VkResult (VKAPI_PTR *PFN_vkGetSwapchainGrallocUsageANDROID)(
+    VkDevice                          device,
+    VkFormat                          format,
+    VkImageUsageFlags                 imageUsage,
+    int*                              grallocUsage);
+
+/* ADDED in SPEC_VERSION 6 */
+typedef VkResult (VKAPI_PTR *PFN_vkGetSwapchainGrallocUsage2ANDROID)(
+    VkDevice                          device,
+    VkFormat                          format,
+    VkImageUsageFlags                 imageUsage,
+    VkSwapchainImageUsageFlagsANDROID swapchainImageUsage,
+    uint64_t*                         grallocConsumerUsage,
+    uint64_t*                         grallocProducerUsage);
+
+typedef VkResult (VKAPI_PTR *PFN_vkAcquireImageANDROID)(
+    VkDevice                          device,
+    VkImage                           image,
+    int                               nativeFenceFd,
+    VkSemaphore                       semaphore,
+    VkFence                           fence);
+
+typedef VkResult (VKAPI_PTR *PFN_vkQueueSignalReleaseImageANDROID)(
+    VkQueue                           queue,
+    uint32_t                          waitSemaphoreCount,
+    const VkSemaphore*                pWaitSemaphores,
+    VkImage                           image,
+    int*                              pNativeFenceFd);
 
 #ifndef VK_NO_PROTOTYPES
 
-// -- DEPRECATED in SPEC_VERSION 6 --
+/* DEPRECATED in SPEC_VERSION 6 */
 VKAPI_ATTR VkResult VKAPI_CALL vkGetSwapchainGrallocUsageANDROID(
-    VkDevice            device,
-    VkFormat            format,
-    VkImageUsageFlags   imageUsage,
-    int*                grallocUsage
+    VkDevice                          device,
+    VkFormat                          format,
+    VkImageUsageFlags                 imageUsage,
+    int*                              grallocUsage
 );
-// -- ADDED in SPEC_VERSION 6 --
+
+/* ADDED in SPEC_VERSION 6 */
 VKAPI_ATTR VkResult VKAPI_CALL vkGetSwapchainGrallocUsage2ANDROID(
-    VkDevice            device,
-    VkFormat            format,
-    VkImageUsageFlags   imageUsage,
+    VkDevice                          device,
+    VkFormat                          format,
+    VkImageUsageFlags                 imageUsage,
     VkSwapchainImageUsageFlagsANDROID swapchainImageUsage,
-    uint64_t*           grallocConsumerUsage,
-    uint64_t*           grallocProducerUsage
+    uint64_t*                         grallocConsumerUsage,
+    uint64_t*                         grallocProducerUsage
 );
+
 VKAPI_ATTR VkResult VKAPI_CALL vkAcquireImageANDROID(
-    VkDevice            device,
-    VkImage             image,
-    int                 nativeFenceFd,
-    VkSemaphore         semaphore,
-    VkFence             fence
+    VkDevice                          device,
+    VkImage                           image,
+    int                               nativeFenceFd,
+    VkSemaphore                       semaphore,
+    VkFence                           fence
 );
+
 VKAPI_ATTR VkResult VKAPI_CALL vkQueueSignalReleaseImageANDROID(
-    VkQueue             queue,
-    uint32_t            waitSemaphoreCount,
-    const VkSemaphore*  pWaitSemaphores,
-    VkImage             image,
-    int*                pNativeFenceFd
+    VkQueue                           queue,
+    uint32_t                          waitSemaphoreCount,
+    const VkSemaphore*                pWaitSemaphores,
+    VkImage                           image,
+    int*                              pNativeFenceFd
 );
+
 #endif
+/* clang-format on */
 
 #ifdef __cplusplus
 }
 #endif
 
-#endif // __VK_ANDROID_NATIVE_BUFFER_H__
+#endif /* __VK_ANDROID_NATIVE_BUFFER_H__ */
diff --git a/vulkan/libvulkan/api.cpp b/vulkan/libvulkan/api.cpp
index 80166c8..2d4690a 100644
--- a/vulkan/libvulkan/api.cpp
+++ b/vulkan/libvulkan/api.cpp
@@ -1174,23 +1174,18 @@
 // ----------------------------------------------------------------------------
 
 bool EnsureInitialized() {
-    static std::once_flag once_flag;
-    static bool initialized;
+    static bool initialized = false;
+    static pid_t init_attempted_for_pid = 0;
+    static std::mutex init_lock;
 
-    std::call_once(once_flag, []() {
-        if (driver::OpenHAL()) {
-            initialized = true;
-        }
-    });
+    std::lock_guard<std::mutex> lock(init_lock);
+    if (init_attempted_for_pid == getpid())
+        return initialized;
 
-    {
-        static pid_t pid = getpid() + 1;
-        static std::mutex layer_lock;
-        std::lock_guard<std::mutex> lock(layer_lock);
-        if (pid != getpid()) {
-            pid = getpid();
-            DiscoverLayers();
-        }
+    init_attempted_for_pid = getpid();
+    if (driver::OpenHAL()) {
+        DiscoverLayers();
+        initialized = true;
     }
 
     return initialized;
diff --git a/vulkan/libvulkan/driver.cpp b/vulkan/libvulkan/driver.cpp
index e3fc67e..8deca47 100644
--- a/vulkan/libvulkan/driver.cpp
+++ b/vulkan/libvulkan/driver.cpp
@@ -84,6 +84,8 @@
     Hal(const Hal&) = delete;
     Hal& operator=(const Hal&) = delete;
 
+    bool ShouldUnloadBuiltinDriver();
+    void UnloadBuiltinDriver();
     bool InitDebugReportIndex();
 
     static Hal hal_;
@@ -243,7 +245,12 @@
 
     const nsecs_t openTime = systemTime();
 
-    ALOG_ASSERT(!hal_.dev_, "OpenHAL called more than once");
+    if (hal_.ShouldUnloadBuiltinDriver()) {
+        hal_.UnloadBuiltinDriver();
+    }
+
+    if (hal_.dev_)
+        return true;
 
     // Use a stub device unless we successfully open a real HAL device.
     hal_.dev_ = &stubhal::kDevice;
@@ -288,6 +295,38 @@
     return true;
 }
 
+bool Hal::ShouldUnloadBuiltinDriver() {
+    // Should not unload since the driver was not loaded
+    if (!hal_.dev_)
+        return false;
+
+    // Should not unload if stubhal is used on the device
+    if (hal_.dev_ == &stubhal::kDevice)
+        return false;
+
+    // Unload the driver if updated driver is chosen
+    if (android::GraphicsEnv::getInstance().getDriverNamespace())
+        return true;
+
+    return false;
+}
+
+void Hal::UnloadBuiltinDriver() {
+    ATRACE_CALL();
+
+    ALOGD("Unload builtin Vulkan driver.");
+
+    // Close the opened device
+    ALOG_ASSERT(!hal_.dev_->common.close(hal_.dev_->common),
+                "hw_device_t::close() failed.");
+
+    // Close the opened shared library in the hw_module_t
+    dlclose(hal_.dev_->common.module->dso);
+
+    hal_.dev_ = nullptr;
+    hal_.debug_report_index_ = -1;
+}
+
 bool Hal::InitDebugReportIndex() {
     ATRACE_CALL();