Merge "AImageDecoder: Recommend only downscaling with setTargetSize" into sc-dev
diff --git a/Android.bp b/Android.bp
index 9829c7f..298c01a 100644
--- a/Android.bp
+++ b/Android.bp
@@ -1,3 +1,41 @@
+package {
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
+// Added automatically by a large-scale-change that took the approach of
+// 'apply every license found to every target'. While this makes sure we respect
+// every license restriction, it may not be entirely correct.
+//
+// e.g. GPL in an MIT project might only apply to the contrib/ directory.
+//
+// Please consider splitting the single license below into multiple licenses,
+// taking care not to lose any license_kind information, and overriding the
+// default license using the 'licenses: [...]' property on targets as needed.
+//
+// For unused files, consider creating a 'fileGroup' with "//visibility:private"
+// to attach the license to, and including a comment whether the files may be
+// used in the current project.
+//
+// large-scale-change filtered out the below license kinds as false-positives:
+//   SPDX-license-identifier-LGPL
+//   SPDX-license-identifier-LGPL-2.1
+//   SPDX-license-identifier-LGPL-3.0
+// See: http://go/android-license-faq
+license {
+    name: "frameworks_native_license",
+    visibility: [":__subpackages__"],
+    license_kinds: [
+        "SPDX-license-identifier-Apache-2.0",
+        "SPDX-license-identifier-BSD",
+        "SPDX-license-identifier-MIT",
+        "SPDX-license-identifier-Unicode-DFS",
+        "legacy_notice",
+    ],
+    license_text: [
+        "NOTICE",
+    ],
+}
+
 ndk_headers {
     name: "libandroid_headers",
     from: "include/android",
@@ -43,3 +81,8 @@
         ":framework_native_aidl_gui",
     ],
 }
+
+cc_library_headers{
+    name: "libandroid_headers_private",
+    export_include_dirs: ["include/private"],
+}
\ No newline at end of file
diff --git a/cmds/atrace/Android.bp b/cmds/atrace/Android.bp
index e7d0ad0..aa0ef25 100644
--- a/cmds/atrace/Android.bp
+++ b/cmds/atrace/Android.bp
@@ -1,5 +1,22 @@
 // Copyright 2012 The Android Open Source Project
 
+package {
+    default_applicable_licenses: ["frameworks_native_cmds_atrace_license"],
+}
+
+// Added automatically by a large-scale-change
+// See: http://go/android-license-faq
+license {
+    name: "frameworks_native_cmds_atrace_license",
+    visibility: [":__subpackages__"],
+    license_kinds: [
+        "SPDX-license-identifier-Apache-2.0",
+    ],
+    license_text: [
+        "NOTICE",
+    ],
+}
+
 cc_binary {
     name: "atrace",
     srcs: ["atrace.cpp"],
diff --git a/cmds/atrace/atrace.rc b/cmds/atrace/atrace.rc
index c7c3a34..006e532 100644
--- a/cmds/atrace/atrace.rc
+++ b/cmds/atrace/atrace.rc
@@ -37,12 +37,18 @@
     chmod 0666 /sys/kernel/tracing/events/sched/sched_process_exit/enable
     chmod 0666 /sys/kernel/debug/tracing/events/sched/sched_waking/enable
     chmod 0666 /sys/kernel/tracing/events/sched/sched_waking/enable
+    chmod 0666 /sys/kernel/debug/tracing/events/sched/sched_wakeup_new/enable
+    chmod 0666 /sys/kernel/tracing/events/sched/sched_wakeup_new/enable
     chmod 0666 /sys/kernel/debug/tracing/events/cgroup/enable
     chmod 0666 /sys/kernel/tracing/events/cgroup/enable
     chmod 0666 /sys/kernel/debug/tracing/events/power/cpu_frequency/enable
     chmod 0666 /sys/kernel/tracing/events/power/cpu_frequency/enable
     chmod 0666 /sys/kernel/debug/tracing/events/power/cpu_idle/enable
     chmod 0666 /sys/kernel/tracing/events/power/cpu_idle/enable
+    chmod 0666 /sys/kernel/debug/tracing/events/power/clock_enable/enable
+    chmod 0666 /sys/kernel/tracing/events/power/clock_enable/enable
+    chmod 0666 /sys/kernel/debug/tracing/events/power/clock_disable/enable
+    chmod 0666 /sys/kernel/tracing/events/power/clock_disable/enable
     chmod 0666 /sys/kernel/debug/tracing/events/power/clock_set_rate/enable
     chmod 0666 /sys/kernel/tracing/events/power/clock_set_rate/enable
     chmod 0666 /sys/kernel/debug/tracing/events/power/cpu_frequency_limits/enable
@@ -79,6 +85,8 @@
     chmod 0666 /sys/kernel/tracing/events/binder/binder_locked/enable
     chmod 0666 /sys/kernel/debug/tracing/events/binder/binder_unlock/enable
     chmod 0666 /sys/kernel/tracing/events/binder/binder_unlock/enable
+    chmod 0666 /sys/kernel/debug/tracing/events/binder/binder_set_priority/enable
+    chmod 0666 /sys/kernel/tracing/events/binder/binder_set_priority/enable
     chmod 0666 /sys/kernel/debug/tracing/events/i2c/enable
     chmod 0666 /sys/kernel/tracing/events/i2c/enable
     chmod 0666 /sys/kernel/debug/tracing/events/i2c/i2c_read/enable
@@ -125,6 +133,8 @@
     chmod 0666 /sys/kernel/tracing/events/lowmemorykiller/lowmemory_kill/enable
     chmod 0666 /sys/kernel/debug/tracing/events/oom/oom_score_adj_update/enable
     chmod 0666 /sys/kernel/tracing/events/oom/oom_score_adj_update/enable
+    chmod 0666 /sys/kernel/debug/tracing/events/oom/mark_victim/enable
+    chmod 0666 /sys/kernel/tracing/events/oom/mark_victim/enable
     chmod 0666 /sys/kernel/debug/tracing/events/task/task_rename/enable
     chmod 0666 /sys/kernel/tracing/events/task/task_rename/enable
     chmod 0666 /sys/kernel/debug/tracing/events/task/task_newtask/enable
@@ -159,6 +169,12 @@
     chmod 0666 /sys/kernel/tracing/events/ipi/ipi_exit/enable
     chmod 0666 /sys/kernel/debug/tracing/events/ipi/ipi_raise/enable
     chmod 0666 /sys/kernel/tracing/events/ipi/ipi_raise/enable
+    chmod 0666 /sys/kernel/debug/tracing/events/clk/clk_enable/enable
+    chmod 0666 /sys/kernel/tracing/events/clk/clk_disable/enable
+    chmod 0666 /sys/kernel/debug/tracing/events/clk/clk_disable/enable
+    chmod 0666 /sys/kernel/tracing/events/clk/clk_enable/enable
+    chmod 0666 /sys/kernel/debug/tracing/events/clk/clk_set_rate/enable
+    chmod 0666 /sys/kernel/tracing/events/clk/clk_set_rate/enable
 
     # disk
     chmod 0666 /sys/kernel/tracing/events/f2fs/f2fs_get_data_block/enable
diff --git a/cmds/atrace/atrace_userdebug.rc b/cmds/atrace/atrace_userdebug.rc
index 6c86c21..9186514 100644
--- a/cmds/atrace/atrace_userdebug.rc
+++ b/cmds/atrace/atrace_userdebug.rc
@@ -18,8 +18,3 @@
     chmod 0666 /sys/kernel/tracing/events/filemap/enable
     chmod 0666 /sys/kernel/debug/tracing/events/filemap/enable
 
-    # irq
-    chmod 0666 /sys/kernel/tracing/events/irq/enable
-    chmod 0666 /sys/kernel/debug/tracing/events/irq/enable
-    chmod 0666 /sys/kernel/tracing/events/ipi/enable
-    chmod 0666 /sys/kernel/debug/tracing/events/ipi/enable
diff --git a/cmds/bugreport/Android.bp b/cmds/bugreport/Android.bp
index 24044a6..8262aed 100644
--- a/cmds/bugreport/Android.bp
+++ b/cmds/bugreport/Android.bp
@@ -1,3 +1,12 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_binary {
     name: "bugreport",
     srcs: ["bugreport.cpp"],
diff --git a/cmds/bugreport/OWNERS b/cmds/bugreport/OWNERS
index 1ba7cff..2a9b681 100644
--- a/cmds/bugreport/OWNERS
+++ b/cmds/bugreport/OWNERS
@@ -1,6 +1,4 @@
 set noparent
 
-felipeal@google.com
 nandana@google.com
 jsharkey@android.com
-enh@google.com
diff --git a/cmds/bugreportz/Android.bp b/cmds/bugreportz/Android.bp
index 924a3a3..332f858 100644
--- a/cmds/bugreportz/Android.bp
+++ b/cmds/bugreportz/Android.bp
@@ -1,5 +1,14 @@
 // bugreportz
 // ==========
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_binary {
     name: "bugreportz",
 
diff --git a/cmds/bugreportz/OWNERS b/cmds/bugreportz/OWNERS
index 1ba7cff..2a9b681 100644
--- a/cmds/bugreportz/OWNERS
+++ b/cmds/bugreportz/OWNERS
@@ -1,6 +1,4 @@
 set noparent
 
-felipeal@google.com
 nandana@google.com
 jsharkey@android.com
-enh@google.com
diff --git a/cmds/cmd/Android.bp b/cmds/cmd/Android.bp
index 8ea71cd..c900a24 100644
--- a/cmds/cmd/Android.bp
+++ b/cmds/cmd/Android.bp
@@ -1,3 +1,20 @@
+package {
+    default_applicable_licenses: ["frameworks_native_cmds_cmd_license"],
+}
+
+// Added automatically by a large-scale-change
+// See: http://go/android-license-faq
+license {
+    name: "frameworks_native_cmds_cmd_license",
+    visibility: [":__subpackages__"],
+    license_kinds: [
+        "SPDX-license-identifier-Apache-2.0",
+    ],
+    license_text: [
+        "NOTICE",
+    ],
+}
+
 cc_library_static {
     name: "libcmd",
 
diff --git a/cmds/dumpstate/Android.bp b/cmds/dumpstate/Android.bp
index 34e9a85..f48f1fb 100644
--- a/cmds/dumpstate/Android.bp
+++ b/cmds/dumpstate/Android.bp
@@ -13,6 +13,15 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_defaults {
     name: "dumpstate_cflag_defaults",
     cflags: [
diff --git a/cmds/dumpstate/OWNERS b/cmds/dumpstate/OWNERS
index 1ba7cff..2a9b681 100644
--- a/cmds/dumpstate/OWNERS
+++ b/cmds/dumpstate/OWNERS
@@ -1,6 +1,4 @@
 set noparent
 
-felipeal@google.com
 nandana@google.com
 jsharkey@android.com
-enh@google.com
diff --git a/cmds/dumpstate/dumpstate.cpp b/cmds/dumpstate/dumpstate.cpp
index 990aa53..45959e4 100644
--- a/cmds/dumpstate/dumpstate.cpp
+++ b/cmds/dumpstate/dumpstate.cpp
@@ -1657,8 +1657,6 @@
     for_each_tid(show_wchan, "BLOCKED PROCESS WAIT-CHANNELS");
     for_each_pid(show_showtime, "PROCESS TIMES (pid cmd user system iowait+percentage)");
 
-    /* Dump Bluetooth HCI logs */
-    ds.AddDir("/data/misc/bluetooth/logs", true);
     /* Dump Nfc NCI logs */
     ds.AddDir("/data/misc/nfc/logs", true);
 
@@ -1744,6 +1742,9 @@
 
     RUN_SLOW_FUNCTION_WITH_CONSENT_CHECK(RunDumpsysNormal);
 
+    /* Dump Bluetooth HCI logs after getting bluetooth_manager dumpsys */
+    ds.AddDir("/data/misc/bluetooth/logs", true);
+
     if (ds.dump_pool_) {
         WAIT_TASK_WITH_CONSENT_CHECK(DUMP_CHECKINS_TASK, ds.dump_pool_);
     } else {
diff --git a/cmds/dumpsys/Android.bp b/cmds/dumpsys/Android.bp
index f99588f..91aa018 100644
--- a/cmds/dumpsys/Android.bp
+++ b/cmds/dumpsys/Android.bp
@@ -1,3 +1,20 @@
+package {
+    default_applicable_licenses: ["frameworks_native_cmds_dumpsys_license"],
+}
+
+// Added automatically by a large-scale-change
+// See: http://go/android-license-faq
+license {
+    name: "frameworks_native_cmds_dumpsys_license",
+    visibility: [":__subpackages__"],
+    license_kinds: [
+        "SPDX-license-identifier-Apache-2.0",
+    ],
+    license_text: [
+        "NOTICE",
+    ],
+}
+
 cc_defaults {
     name: "dumpsys_defaults",
 
diff --git a/cmds/dumpsys/OWNERS b/cmds/dumpsys/OWNERS
index 1ba7cff..2a9b681 100644
--- a/cmds/dumpsys/OWNERS
+++ b/cmds/dumpsys/OWNERS
@@ -1,6 +1,4 @@
 set noparent
 
-felipeal@google.com
 nandana@google.com
 jsharkey@android.com
-enh@google.com
diff --git a/cmds/dumpsys/tests/Android.bp b/cmds/dumpsys/tests/Android.bp
index e182b9d..6854c75 100644
--- a/cmds/dumpsys/tests/Android.bp
+++ b/cmds/dumpsys/tests/Android.bp
@@ -1,4 +1,13 @@
 // Build the unit tests for dumpsys
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_cmds_dumpsys_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_cmds_dumpsys_license"],
+}
+
 cc_test {
     name: "dumpsys_test",
     test_suites: ["device-tests"],
diff --git a/cmds/flatland/Android.mk b/cmds/flatland/Android.mk
index 7aa111c..754a99c 100644
--- a/cmds/flatland/Android.mk
+++ b/cmds/flatland/Android.mk
@@ -11,6 +11,9 @@
 LOCAL_CFLAGS := -Wall -Werror
 
 LOCAL_MODULE:= flatland
+LOCAL_LICENSE_KINDS:= SPDX-license-identifier-Apache-2.0
+LOCAL_LICENSE_CONDITIONS:= notice
+LOCAL_NOTICE_FILE:= $(LOCAL_PATH)/../../NOTICE
 
 LOCAL_MODULE_TAGS := tests
 
diff --git a/cmds/idlcli/Android.bp b/cmds/idlcli/Android.bp
index 72ffc94..1ebdc47 100644
--- a/cmds/idlcli/Android.bp
+++ b/cmds/idlcli/Android.bp
@@ -12,6 +12,15 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_defaults {
     name: "idlcli-defaults",
     shared_libs: [
@@ -44,6 +53,8 @@
         "vibrator/CommandGetCompositionDelayMax.cpp",
         "vibrator/CommandGetCompositionSizeMax.cpp",
         "vibrator/CommandGetPrimitiveDuration.cpp",
+        "vibrator/CommandGetQFactor.cpp",
+        "vibrator/CommandGetResonantFrequency.cpp",
         "vibrator/CommandGetSupportedAlwaysOnEffects.cpp",
         "vibrator/CommandGetSupportedEffects.cpp",
         "vibrator/CommandGetSupportedPrimitives.cpp",
diff --git a/cmds/idlcli/CommandVibrator.cpp b/cmds/idlcli/CommandVibrator.cpp
index a7a70c3..81bdbe2 100644
--- a/cmds/idlcli/CommandVibrator.cpp
+++ b/cmds/idlcli/CommandVibrator.cpp
@@ -22,7 +22,7 @@
 class IdlCli;
 
 class CommandVibrator : public CommandWithSubcommands<CommandVibrator> {
-    std::string getDescription() const override { return "Invoke Vibrator HIDL APIs."; }
+    std::string getDescription() const override { return "Invoke Vibrator IDL APIs."; }
 
     std::string getUsageSummary() const override { return "<api> [arguments]"; }
 
diff --git a/cmds/idlcli/IdlCli.h b/cmds/idlcli/IdlCli.h
index dd84304..24a40d9 100644
--- a/cmds/idlcli/IdlCli.h
+++ b/cmds/idlcli/IdlCli.h
@@ -25,14 +25,47 @@
 class IdlCli : public CommandWithSubcommands<IdlCli> {
     std::string getDescription() const override { return "Invoke IDL APIs."; }
 
-    std::string getUsageSummary() const override { return "<idl> [arguments]"; }
+    std::string getUsageSummary() const override { return "<idl> [options] [arguments]"; }
 
     UsageDetails getUsageDetails() const override {
         UsageDetails details{
+                {"-n <name>", {"Get named service, rather than default."}},
                 {"<idl>", CommandRegistry<IdlCli>::List()},
         };
         return details;
     }
+
+    Status doArgs(Args &args) override {
+        while (args.get<std::string>().value_or("").find("-") == 0) {
+            auto opt = *args.pop<std::string>();
+            if (opt == "--") {
+                break;
+            } else if (opt == "-n") {
+                if (auto name = args.pop<decltype(mName)>()) {
+                    mName = *name;
+                } else {
+                    std::cerr << "Missing Value for Name!" << std::endl;
+                    return USAGE;
+                }
+            } else {
+                std::cerr << "Invalid Option '" << opt << "'!" << std::endl;
+                return USAGE;
+            }
+        }
+        return CommandWithSubcommands::doArgs(args);
+    }
+
+    IdlCli() {}
+
+    std::string mName;
+
+public:
+    static IdlCli &Get() {
+        static IdlCli instance;
+        return instance;
+    }
+
+    auto getName() { return mName; }
 };
 
 } // namespace idlcli
diff --git a/cmds/idlcli/main.cpp b/cmds/idlcli/main.cpp
index 9ed9d82..308f294 100644
--- a/cmds/idlcli/main.cpp
+++ b/cmds/idlcli/main.cpp
@@ -19,5 +19,5 @@
 
 int main(const int argc, const char* const argv[]) {
     using namespace ::android::idlcli;
-    return IdlCli{}.main(Args{argc, argv});
+    return IdlCli::Get().main(Args{argc, argv});
 }
diff --git a/cmds/idlcli/utils.h b/cmds/idlcli/utils.h
index b874455..262f2e5 100644
--- a/cmds/idlcli/utils.h
+++ b/cmds/idlcli/utils.h
@@ -249,7 +249,7 @@
 
 template <typename T>
 class CommandWithSubcommands : public Command {
-private:
+protected:
     Status doArgs(Args &args) override {
         mCommand = CommandRegistry<T>::Create(*args.get());
         if (!mCommand) {
diff --git a/cmds/idlcli/vibrator.h b/cmds/idlcli/vibrator.h
index 6c30a9e..dfbb886 100644
--- a/cmds/idlcli/vibrator.h
+++ b/cmds/idlcli/vibrator.h
@@ -13,24 +13,24 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-#ifndef FRAMEWORK_NATIVE_CMDS_IDLCLI_VIBRATOR_H_
-#define FRAMEWORK_NATIVE_CMDS_IDLCLI_VIBRATOR_H_
+#pragma once
 
 #include <future>
 
 #include <aidl/android/hardware/vibrator/BnVibratorCallback.h>
 #include <aidl/android/hardware/vibrator/IVibrator.h>
+#include <aidl/android/hardware/vibrator/IVibratorManager.h>
 #include <android/binder_manager.h>
 #include <android/binder_process.h>
 #include <android/hardware/vibrator/1.3/IVibrator.h>
 
+#include "IdlCli.h"
 #include "utils.h"
 
-#include "log/log.h"
-
 namespace android {
 
 using hardware::Return;
+using idlcli::IdlCli;
 
 static constexpr int NUM_TRIES = 2;
 
@@ -47,20 +47,34 @@
 }
 
 template <typename I>
-inline auto getService() {
-    return I::getService();
+inline auto getService(std::string name) {
+    const auto instance = std::string() + I::descriptor + "/" + name;
+    auto vibBinder = ndk::SpAIBinder(AServiceManager_getService(instance.c_str()));
+    return I::fromBinder(vibBinder);
 }
 
 template <>
-inline auto getService<aidl::android::hardware::vibrator::IVibrator>() {
-    const auto instance =
-            std::string() + aidl::android::hardware::vibrator::IVibrator::descriptor + "/default";
-    auto vibBinder = ndk::SpAIBinder(AServiceManager_getService(instance.c_str()));
-    return aidl::android::hardware::vibrator::IVibrator::fromBinder(vibBinder);
+inline auto getService<android::hardware::vibrator::V1_0::IVibrator>(std::string name) {
+    return android::hardware::vibrator::V1_0::IVibrator::getService(name);
+}
+
+template <>
+inline auto getService<android::hardware::vibrator::V1_1::IVibrator>(std::string name) {
+    return android::hardware::vibrator::V1_1::IVibrator::getService(name);
+}
+
+template <>
+inline auto getService<android::hardware::vibrator::V1_2::IVibrator>(std::string name) {
+    return android::hardware::vibrator::V1_2::IVibrator::getService(name);
+}
+
+template <>
+inline auto getService<android::hardware::vibrator::V1_3::IVibrator>(std::string name) {
+    return android::hardware::vibrator::V1_3::IVibrator::getService(name);
 }
 
 template <typename I>
-using shared_ptr = std::result_of_t<decltype(getService<I>)&()>;
+using shared_ptr = std::result_of_t<decltype(getService<I>)&(std::string)>;
 
 template <typename I>
 class HalWrapper {
@@ -68,7 +82,8 @@
     static std::unique_ptr<HalWrapper> Create() {
         // Assume that if getService returns a nullptr, HAL is not available on the
         // device.
-        auto hal = getService<I>();
+        const auto name = IdlCli::Get().getName();
+        auto hal = getService<I>(name.empty() ? "default" : name);
         return hal ? std::unique_ptr<HalWrapper>(new HalWrapper(std::move(hal))) : nullptr;
     }
 
@@ -121,5 +136,3 @@
 } // namespace idlcli
 
 } // namespace android
-
-#endif // FRAMEWORK_NATIVE_CMDS_IDLCLI_VIBRATOR_H_
diff --git a/cmds/idlcli/vibrator/CommandGetQFactor.cpp b/cmds/idlcli/vibrator/CommandGetQFactor.cpp
new file mode 100644
index 0000000..a2681e9
--- /dev/null
+++ b/cmds/idlcli/vibrator/CommandGetQFactor.cpp
@@ -0,0 +1,69 @@
+/*
+ * Copyright (C) 2021 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 "utils.h"
+#include "vibrator.h"
+
+namespace android {
+namespace idlcli {
+
+class CommandVibrator;
+
+namespace vibrator {
+
+class CommandGetQFactor : public Command {
+    std::string getDescription() const override { return "Retrieves vibrator Q factor."; }
+
+    std::string getUsageSummary() const override { return ""; }
+
+    UsageDetails getUsageDetails() const override {
+        UsageDetails details{};
+        return details;
+    }
+
+    Status doArgs(Args &args) override {
+        if (!args.empty()) {
+            std::cerr << "Unexpected Arguments!" << std::endl;
+            return USAGE;
+        }
+        return OK;
+    }
+
+    Status doMain(Args && /*args*/) override {
+        std::string statusStr;
+        float qFactor;
+        Status ret;
+
+        if (auto hal = getHal<aidl::IVibrator>()) {
+            auto status = hal->call(&aidl::IVibrator::getQFactor, &qFactor);
+            statusStr = status.getDescription();
+            ret = status.isOk() ? OK : ERROR;
+        } else {
+            return UNAVAILABLE;
+        }
+
+        std::cout << "Status: " << statusStr << std::endl;
+        std::cout << "Q Factor: " << qFactor << std::endl;
+
+        return ret;
+    }
+};
+
+static const auto Command =
+    CommandRegistry<CommandVibrator>::Register<CommandGetQFactor>("getQFactor");
+
+}  // namespace vibrator
+}  // namespace idlcli
+}  // namespace android
diff --git a/cmds/idlcli/vibrator/CommandGetResonantFrequency.cpp b/cmds/idlcli/vibrator/CommandGetResonantFrequency.cpp
new file mode 100644
index 0000000..81a6391
--- /dev/null
+++ b/cmds/idlcli/vibrator/CommandGetResonantFrequency.cpp
@@ -0,0 +1,71 @@
+/*
+ * Copyright (C) 2021 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 "utils.h"
+#include "vibrator.h"
+
+namespace android {
+namespace idlcli {
+
+class CommandVibrator;
+
+namespace vibrator {
+
+class CommandGetResonantFrequency : public Command {
+    std::string getDescription() const override {
+        return "Retrieves vibrator resonant frequency in Hz.";
+    }
+
+    std::string getUsageSummary() const override { return ""; }
+
+    UsageDetails getUsageDetails() const override {
+        UsageDetails details{};
+        return details;
+    }
+
+    Status doArgs(Args &args) override {
+        if (!args.empty()) {
+            std::cerr << "Unexpected Arguments!" << std::endl;
+            return USAGE;
+        }
+        return OK;
+    }
+
+    Status doMain(Args && /*args*/) override {
+        std::string statusStr;
+        float resonantFrequencyHz;
+        Status ret;
+
+        if (auto hal = getHal<aidl::IVibrator>()) {
+            auto status = hal->call(&aidl::IVibrator::getResonantFrequency, &resonantFrequencyHz);
+            statusStr = status.getDescription();
+            ret = status.isOk() ? OK : ERROR;
+        } else {
+            return UNAVAILABLE;
+        }
+
+        std::cout << "Status: " << statusStr << std::endl;
+        std::cout << "Resonant Frequency: " << resonantFrequencyHz << " Hz" << std::endl;
+
+        return ret;
+    }
+};
+
+static const auto Command = CommandRegistry<CommandVibrator>::Register<CommandGetResonantFrequency>(
+    "getResonantFrequency");
+
+}  // namespace vibrator
+}  // namespace idlcli
+}  // namespace android
diff --git a/cmds/installd/Android.bp b/cmds/installd/Android.bp
index cbe857a..5c2211f 100644
--- a/cmds/installd/Android.bp
+++ b/cmds/installd/Android.bp
@@ -1,3 +1,12 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_defaults {
     name: "installd_defaults",
 
diff --git a/cmds/installd/tests/Android.bp b/cmds/installd/tests/Android.bp
index 7c9e3b2..f67ab81 100644
--- a/cmds/installd/tests/Android.bp
+++ b/cmds/installd/tests/Android.bp
@@ -1,4 +1,13 @@
 // Build the unit tests for installd
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_test {
     name: "installd_utils_test",
     test_suites: ["device-tests"],
@@ -157,4 +166,3 @@
         "libotapreoptparameters"
     ],
 }
-
diff --git a/cmds/ip-up-vpn/Android.mk b/cmds/ip-up-vpn/Android.mk
index e1e2204..396ae9d 100644
--- a/cmds/ip-up-vpn/Android.mk
+++ b/cmds/ip-up-vpn/Android.mk
@@ -21,6 +21,9 @@
 LOCAL_CFLAGS := -Wall -Werror
 LOCAL_SHARED_LIBRARIES := libcutils liblog
 LOCAL_MODULE := ip-up-vpn
+LOCAL_LICENSE_KINDS := SPDX-license-identifier-Apache-2.0
+LOCAL_LICENSE_CONDITIONS := notice
+LOCAL_NOTICE_FILE := $(LOCAL_PATH)/../../NOTICE
 LOCAL_MODULE_PATH := $(TARGET_OUT_ETC)/ppp
 LOCAL_MODULE_TAGS := optional
 
diff --git a/cmds/lshal/Android.bp b/cmds/lshal/Android.bp
index 0cbb80f..649e53a 100644
--- a/cmds/lshal/Android.bp
+++ b/cmds/lshal/Android.bp
@@ -12,6 +12,15 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library_static {
     name: "liblshal",
     shared_libs: [
diff --git a/cmds/lshal/libprocpartition/Android.bp b/cmds/lshal/libprocpartition/Android.bp
index 9592111..cbfbdc9 100644
--- a/cmds/lshal/libprocpartition/Android.bp
+++ b/cmds/lshal/libprocpartition/Android.bp
@@ -12,6 +12,15 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library_static {
     name: "libprocpartition",
     shared_libs: [
diff --git a/cmds/rawbu/Android.bp b/cmds/rawbu/Android.bp
index 363ffc1..e34119d 100644
--- a/cmds/rawbu/Android.bp
+++ b/cmds/rawbu/Android.bp
@@ -1,5 +1,22 @@
 // Copyright 2009 The Android Open Source Project
 
+package {
+    default_applicable_licenses: ["frameworks_native_cmds_rawbu_license"],
+}
+
+// Added automatically by a large-scale-change
+// See: http://go/android-license-faq
+license {
+    name: "frameworks_native_cmds_rawbu_license",
+    visibility: [":__subpackages__"],
+    license_kinds: [
+        "SPDX-license-identifier-Apache-2.0",
+    ],
+    license_text: [
+        "NOTICE",
+    ],
+}
+
 cc_binary {
     name: "rawbu",
 
diff --git a/cmds/rss_hwm_reset/Android.bp b/cmds/rss_hwm_reset/Android.bp
index 15f10ef..cd335d4 100644
--- a/cmds/rss_hwm_reset/Android.bp
+++ b/cmds/rss_hwm_reset/Android.bp
@@ -12,6 +12,15 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_binary {
     name: "rss_hwm_reset",
 
diff --git a/cmds/service/Android.bp b/cmds/service/Android.bp
index a5b1ac5..3e8e3f6 100644
--- a/cmds/service/Android.bp
+++ b/cmds/service/Android.bp
@@ -1,3 +1,20 @@
+package {
+    default_applicable_licenses: ["frameworks_native_cmds_service_license"],
+}
+
+// Added automatically by a large-scale-change
+// See: http://go/android-license-faq
+license {
+    name: "frameworks_native_cmds_service_license",
+    visibility: [":__subpackages__"],
+    license_kinds: [
+        "SPDX-license-identifier-Apache-2.0",
+    ],
+    license_text: [
+        "NOTICE",
+    ],
+}
+
 cc_binary {
     name: "service",
 
diff --git a/cmds/servicemanager/Android.bp b/cmds/servicemanager/Android.bp
index b139251..9de344a 100644
--- a/cmds/servicemanager/Android.bp
+++ b/cmds/servicemanager/Android.bp
@@ -1,3 +1,12 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_defaults {
     name: "servicemanager_defaults",
 
diff --git a/cmds/surfacereplayer/Android.bp b/cmds/surfacereplayer/Android.bp
index d4c037a..34fc8b1 100644
--- a/cmds/surfacereplayer/Android.bp
+++ b/cmds/surfacereplayer/Android.bp
@@ -1,4 +1,13 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 subdirs = [
     "proto",
     "replayer",
-]
\ No newline at end of file
+]
diff --git a/cmds/surfacereplayer/proto/Android.bp b/cmds/surfacereplayer/proto/Android.bp
index 71a5e23..dae976e 100644
--- a/cmds/surfacereplayer/proto/Android.bp
+++ b/cmds/surfacereplayer/proto/Android.bp
@@ -1,3 +1,14 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    //   SPDX-license-identifier-MIT
+    //   SPDX-license-identifier-Unicode-DFS
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library_static {
     name: "libtrace_proto",
     srcs: [
diff --git a/cmds/surfacereplayer/replayer/Android.bp b/cmds/surfacereplayer/replayer/Android.bp
index 7632311..3985230 100644
--- a/cmds/surfacereplayer/replayer/Android.bp
+++ b/cmds/surfacereplayer/replayer/Android.bp
@@ -1,3 +1,12 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library_shared {
     name: "libsurfacereplayer",
     srcs: [
diff --git a/cmds/surfacereplayer/replayer/Replayer.cpp b/cmds/surfacereplayer/replayer/Replayer.cpp
index 58d6582..3c53c02 100644
--- a/cmds/surfacereplayer/replayer/Replayer.cpp
+++ b/cmds/surfacereplayer/replayer/Replayer.cpp
@@ -28,7 +28,6 @@
 #include <gui/Surface.h>
 #include <private/gui/ComposerService.h>
 
-#include <ui/DisplayInfo.h>
 #include <utils/Log.h>
 #include <utils/String8.h>
 #include <utils/Trace.h>
diff --git a/data/etc/Android.bp b/data/etc/Android.bp
index 83b6aa0..9d88ca6 100644
--- a/data/etc/Android.bp
+++ b/data/etc/Android.bp
@@ -1,7 +1,16 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 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/data/etc/android.hardware.keystore.app_attest_key.xml b/data/etc/android.hardware.keystore.app_attest_key.xml
new file mode 100644
index 0000000..8adc439
--- /dev/null
+++ b/data/etc/android.hardware.keystore.app_attest_key.xml
@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2021 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.
+-->
+
+<!-- Feature for devices that support app attestation keys (i.e. KeyMint 1.0). -->
+<permissions>
+    <feature name="android.hardware.keystore.app_attest_key" />
+</permissions>
diff --git a/headers/Android.bp b/headers/Android.bp
index 8f41c2b..7481a23 100644
--- a/headers/Android.bp
+++ b/headers/Android.bp
@@ -1,3 +1,13 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    //   SPDX-license-identifier-MIT
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library_headers {
     name: "media_plugin_headers",
     vendor_available: true,
diff --git a/include/android/choreographer.h b/include/android/choreographer.h
index 8039bb0..cc5420e 100644
--- a/include/android/choreographer.h
+++ b/include/android/choreographer.h
@@ -127,6 +127,10 @@
  * to listen directly to DisplayManager.DisplayListener#onDisplayChanged events
  * instead.
  *
+ * As of API level 31, this api is guaranteed to have a consistent view with DisplayManager;
+ * Display#getRefreshRate is guaranteed to not return a stale refresh rate when invoked from this
+ * callback.
+ *
  * Available since API level 30.
  */
 void AChoreographer_registerRefreshRateCallback(AChoreographer* choreographer,
diff --git a/include/android/input.h b/include/android/input.h
index b70d424..7973487 100644
--- a/include/android/input.h
+++ b/include/android/input.h
@@ -859,7 +859,7 @@
     /** HDMI */
     AINPUT_SOURCE_HDMI = 0x02000000 | AINPUT_SOURCE_CLASS_BUTTON,
     /** sensor */
-    AINPUT_SOURCE_SENSOR = 0x04000000 | AINPUT_SOURCE_UNKNOWN,
+    AINPUT_SOURCE_SENSOR = 0x04000000 | AINPUT_SOURCE_CLASS_NONE,
     /** rotary encoder */
     AINPUT_SOURCE_ROTARY_ENCODER = 0x00400000 | AINPUT_SOURCE_CLASS_NONE,
 
diff --git a/include/android/permission_manager.h b/include/android/permission_manager.h
index 2d5d060..753b6d1 100644
--- a/include/android/permission_manager.h
+++ b/include/android/permission_manager.h
@@ -14,6 +14,17 @@
  * limitations under the License.
  */
 
+/**
+ * Structures and functions related to permission checks in native code.
+ *
+ * @addtogroup Permission
+ * @{
+ */
+
+/**
+ * @file permission_manager.h
+ */
+
 #ifndef ANDROID_PERMISSION_MANAGER_H
 #define ANDROID_PERMISSION_MANAGER_H
 
@@ -48,8 +59,8 @@
 enum {
     /**
      * This is returned if the permission check completed without errors.
-     * The output result is valid and contains one of {PERMISSION_MANAGER_PERMISSION_GRANTED,
-     * PERMISSION_MANAGER_PERMISSION_DENIED}.
+     * The output result is valid and contains one of {::PERMISSION_MANAGER_PERMISSION_GRANTED,
+     * ::PERMISSION_MANAGER_PERMISSION_DENIED}.
      */
     PERMISSION_MANAGER_STATUS_OK = 0,
     /**
@@ -85,3 +96,5 @@
 __END_DECLS
 
 #endif  // ANDROID_PERMISSION_MANAGER_H
+
+/** @} */
diff --git a/include/input/InputDevice.h b/include/input/InputDevice.h
index 2bd7bd2..2deb99d 100644
--- a/include/input/InputDevice.h
+++ b/include/input/InputDevice.h
@@ -100,6 +100,13 @@
     SPECIAL_TRIGGER = 3,
 };
 
+enum class InputDeviceLightType : int32_t {
+    SINGLE = 0,
+    PLAYER_ID = 1,
+    RGB = 2,
+    MULTI_COLOR = 3,
+};
+
 struct InputDeviceSensorInfo {
     explicit InputDeviceSensorInfo(std::string name, std::string vendor, int32_t version,
                                    InputDeviceSensorType type, InputDeviceSensorAccuracy accuracy,
@@ -156,6 +163,20 @@
     int32_t id;
 };
 
+struct InputDeviceLightInfo {
+    explicit InputDeviceLightInfo(std::string name, int32_t id, InputDeviceLightType type,
+                                  int32_t ordinal)
+          : name(name), id(id), type(type), ordinal(ordinal) {}
+    // Name string of the light.
+    std::string name;
+    // Light id
+    int32_t id;
+    // Type of the light.
+    InputDeviceLightType type;
+    // Ordinal of the light
+    int32_t ordinal;
+};
+
 /*
  * Describes the characteristics and capabilities of an input device.
  */
@@ -198,6 +219,7 @@
             float min, float max, float flat, float fuzz, float resolution);
     void addMotionRange(const MotionRange& range);
     void addSensorInfo(const InputDeviceSensorInfo& info);
+    void addLightInfo(const InputDeviceLightInfo& info);
 
     inline void setKeyboardType(int32_t keyboardType) { mKeyboardType = keyboardType; }
     inline int32_t getKeyboardType() const { return mKeyboardType; }
@@ -230,6 +252,10 @@
 
     const std::vector<InputDeviceSensorType> getSensorTypes();
 
+    const std::vector<int32_t> getLightIds();
+
+    const InputDeviceLightInfo* getLightInfo(int32_t id);
+
 private:
     int32_t mId;
     int32_t mGeneration;
@@ -248,6 +274,8 @@
 
     std::vector<MotionRange> mMotionRanges;
     std::unordered_map<InputDeviceSensorType, InputDeviceSensorInfo> mSensors;
+    /* Map from light ID to light info */
+    std::unordered_map<int32_t, InputDeviceLightInfo> mLights;
 };
 
 /* Types of input device configuration files. */
diff --git a/include/input/TouchVideoFrame.h b/include/input/TouchVideoFrame.h
index 4fa2f86..eda628e 100644
--- a/include/input/TouchVideoFrame.h
+++ b/include/input/TouchVideoFrame.h
@@ -57,7 +57,7 @@
 
     /**
      * Rotate the video frame.
-     * The rotation value is an enum from ui/DisplayInfo.h
+     * The rotation value is an enum from ui/Rotation.h
      */
     void rotate(int32_t orientation);
 
diff --git a/include/private/surface_control_private.h b/include/private/surface_control_private.h
new file mode 100644
index 0000000..37a476e
--- /dev/null
+++ b/include/private/surface_control_private.h
@@ -0,0 +1,71 @@
+/*
+ * Copyright (C) 2021 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 ANDROID_PRIVATE_NATIVE_SURFACE_CONTROL_H
+#define ANDROID_PRIVATE_NATIVE_SURFACE_CONTROL_H
+
+#include <stdint.h>
+
+__BEGIN_DECLS
+
+struct ASurfaceControl;
+struct ASurfaceControlStats;
+
+typedef struct ASurfaceControlStats ASurfaceControlStats;
+
+/**
+ * Callback to be notified when surface stats for a specific surface control are available.
+ */
+typedef void (*ASurfaceControl_SurfaceStatsListener)(void* context,
+        ASurfaceControl* control, ASurfaceControlStats* stats);
+
+/**
+ * Registers a callback to be invoked when surface stats from a specific surface are available.
+ *
+ * \param context Optional context provided by the client that is passed into
+ * the callback.
+ *
+ * \param control The surface to retrieve callbacks for.
+ *
+ * \param func The callback to be invoked when surface stats are available.
+ */
+void ASurfaceControl_registerSurfaceStatsListener(ASurfaceControl* control, void* context,
+        ASurfaceControl_SurfaceStatsListener func);
+
+/**
+ * Unregisters a callback to be invoked when surface stats from a specific surface are available.
+ *
+ * \param context The context passed into ASurfaceControl_registerSurfaceStatsListener
+ *
+ * \param func The callback passed into ASurfaceControl_registerSurfaceStatsListener
+ */
+void ASurfaceControl_unregisterSurfaceStatsListener(void* context,
+                                       ASurfaceControl_SurfaceStatsListener func);
+
+/**
+ * Returns the timestamp of when the buffer was acquired for a specific frame with frame number
+ * obtained from ASurfaceControlStats_getFrameNumber.
+ */
+int64_t ASurfaceControlStats_getAcquireTime(ASurfaceControlStats* stats);
+
+/**
+ * Returns the frame number of the surface stats object passed into the callback.
+ */
+uint64_t ASurfaceControlStats_getFrameNumber(ASurfaceControlStats* stats);
+
+__END_DECLS
+
+#endif //ANDROID_PRIVATE_NATIVE_SURFACE_CONTROL_H
diff --git a/include/ui/DisplayInfo.h b/include/ui/DisplayInfo.h
deleted file mode 120000
index 9a195ea..0000000
--- a/include/ui/DisplayInfo.h
+++ /dev/null
@@ -1 +0,0 @@
-../../libs/ui/include/ui/DisplayInfo.h
\ No newline at end of file
diff --git a/include/ui/StaticDisplayInfo.h b/include/ui/StaticDisplayInfo.h
new file mode 120000
index 0000000..c58aae3
--- /dev/null
+++ b/include/ui/StaticDisplayInfo.h
@@ -0,0 +1 @@
+../../libs/ui/include/ui/StaticDisplayInfo.h
\ No newline at end of file
diff --git a/libs/adbd_auth/Android.bp b/libs/adbd_auth/Android.bp
index 8883c04..16cded8 100644
--- a/libs/adbd_auth/Android.bp
+++ b/libs/adbd_auth/Android.bp
@@ -12,6 +12,15 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library {
     name: "libadbd_auth",
     cflags: [
diff --git a/libs/android_runtime_lazy/Android.bp b/libs/android_runtime_lazy/Android.bp
index cdd7764..b74923c 100644
--- a/libs/android_runtime_lazy/Android.bp
+++ b/libs/android_runtime_lazy/Android.bp
@@ -30,6 +30,15 @@
 // instead of libandroid_runtime. When they are used by a vendor process,
 // depending on libandroid_runtime is meaningless. In this case,
 // they can depend on libandroid_runtime_lazy.
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library {
     name: "libandroid_runtime_lazy",
     vendor_available: true,
diff --git a/libs/arect/Android.bp b/libs/arect/Android.bp
index 80aa891..bb40f51 100644
--- a/libs/arect/Android.bp
+++ b/libs/arect/Android.bp
@@ -12,6 +12,23 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    default_applicable_licenses: ["frameworks_native_libs_arect_license"],
+}
+
+// Added automatically by a large-scale-change
+// See: http://go/android-license-faq
+license {
+    name: "frameworks_native_libs_arect_license",
+    visibility: [":__subpackages__"],
+    license_kinds: [
+        "SPDX-license-identifier-Apache-2.0",
+    ],
+    license_text: [
+        "NOTICE",
+    ],
+}
+
 ndk_headers {
     name: "libarect_headers_for_ndk",
     from: "include/android",
diff --git a/libs/attestation/Android.bp b/libs/attestation/Android.bp
index b85aecd..ea3c341 100644
--- a/libs/attestation/Android.bp
+++ b/libs/attestation/Android.bp
@@ -11,6 +11,15 @@
 // 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 {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library_static {
     name: "libattestation",
     cflags: [
@@ -28,4 +37,4 @@
         "liblog",
         "libcrypto",
     ],
-}
\ No newline at end of file
+}
diff --git a/libs/attestation/tests/Android.bp b/libs/attestation/tests/Android.bp
index 6ce5ea1..8dac0ce 100644
--- a/libs/attestation/tests/Android.bp
+++ b/libs/attestation/tests/Android.bp
@@ -12,6 +12,15 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_test {
     name: "libattestation_tests",
     test_suites: ["device-tests"],
diff --git a/libs/binder/Android.bp b/libs/binder/Android.bp
index b585ad2..e9d866b 100644
--- a/libs/binder/Android.bp
+++ b/libs/binder/Android.bp
@@ -12,6 +12,15 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library_headers {
     name: "libbinder_headers",
     export_include_dirs: ["include"],
diff --git a/libs/binder/BpBinder.cpp b/libs/binder/BpBinder.cpp
index bf4387a..ddda024 100644
--- a/libs/binder/BpBinder.cpp
+++ b/libs/binder/BpBinder.cpp
@@ -228,8 +228,9 @@
                 : Stability::getLocalLevel();
 
             if (CC_UNLIKELY(!Stability::check(category, required))) {
-                ALOGE("Cannot do a user transaction on a %s binder in a %s context.",
+                ALOGE("Cannot do a user transaction on a %s binder (%s) in a %s context.",
                     category.debugString().c_str(),
+                    String8(getInterfaceDescriptor()).c_str(),
                     Stability::levelString(required).c_str());
                 return BAD_TYPE;
             }
diff --git a/libs/binder/Parcel.cpp b/libs/binder/Parcel.cpp
index 1a4ede1..3773760 100644
--- a/libs/binder/Parcel.cpp
+++ b/libs/binder/Parcel.cpp
@@ -520,7 +520,7 @@
     }
 }
 
-#if defined(__ANDROID_VNDK__) && !defined(__ANDROID_APEX__)
+#if defined(__ANDROID_VNDK__)
 constexpr int32_t kHeader = B_PACK_CHARS('V', 'N', 'D', 'R');
 #else
 constexpr int32_t kHeader = B_PACK_CHARS('S', 'Y', 'S', 'T');
diff --git a/libs/binder/ProcessState.cpp b/libs/binder/ProcessState.cpp
index c38249e..edadcd5 100644
--- a/libs/binder/ProcessState.cpp
+++ b/libs/binder/ProcessState.cpp
@@ -406,12 +406,6 @@
     , mThreadPoolSeq(1)
     , mCallRestriction(CallRestriction::NONE)
 {
-
-// TODO(b/166468760): enforce in build system
-#if defined(__ANDROID_APEX__)
-    LOG_ALWAYS_FATAL("Cannot use libbinder in APEX (only system.img libbinder) since it is not stable.");
-#endif
-
     if (mDriverFD >= 0) {
         // mmap the binder, providing a chunk of virtual address space to receive transactions.
         mVMStart = mmap(nullptr, BINDER_VM_SIZE, PROT_READ, MAP_PRIVATE | MAP_NORESERVE, mDriverFD, 0);
diff --git a/libs/binder/Stability.cpp b/libs/binder/Stability.cpp
index 339c538..b56e09f 100644
--- a/libs/binder/Stability.cpp
+++ b/libs/binder/Stability.cpp
@@ -76,18 +76,12 @@
 }
 
 Stability::Level Stability::getLocalLevel() {
+#ifdef __ANDROID_APEX__
+#error APEX can't use libbinder (must use libbinder_ndk)
+#endif
+
 #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
+    return Level::VENDOR;
 #else
     // TODO(b/139325195): split up stability levels for system/APEX.
     return Level::SYSTEM;
diff --git a/libs/binder/TEST_MAPPING b/libs/binder/TEST_MAPPING
index 2e90142..1fbaa13 100644
--- a/libs/binder/TEST_MAPPING
+++ b/libs/binder/TEST_MAPPING
@@ -22,10 +22,6 @@
       "name": "binderParcelTest"
     },
     {
-      "name": "binderParcelTest",
-      "host": true
-    },
-    {
       "name": "binderLibTest"
     },
     {
diff --git a/libs/binder/aidl/android/content/pm/IPackageManagerNative.aidl b/libs/binder/aidl/android/content/pm/IPackageManagerNative.aidl
index 889e15a..a7a6563 100644
--- a/libs/binder/aidl/android/content/pm/IPackageManagerNative.aidl
+++ b/libs/binder/aidl/android/content/pm/IPackageManagerNative.aidl
@@ -108,4 +108,10 @@
      * has been set to {@link PackageManager#CERT_INPUT_SHA256}.
      */
     boolean hasSha256SigningCertificate(in @utf8InCpp String packageName, in byte[] certificate);
+
+    /**
+     * Returns the debug flag for the given package.
+     * Unknown packages will cause the call to fail.
+     */
+     boolean isPackageDebuggable(in String packageName);
 }
diff --git a/libs/binder/aidl/android/os/IServiceManager.aidl b/libs/binder/aidl/android/os/IServiceManager.aidl
index ce30050..2fabf94 100644
--- a/libs/binder/aidl/android/os/IServiceManager.aidl
+++ b/libs/binder/aidl/android/os/IServiceManager.aidl
@@ -43,9 +43,9 @@
      */
     const int DUMP_FLAG_PRIORITY_DEFAULT = 1 << 3;
 
-    const int DUMP_FLAG_PRIORITY_ALL = 15;
-             // DUMP_FLAG_PRIORITY_CRITICAL | DUMP_FLAG_PRIORITY_HIGH
-             // | DUMP_FLAG_PRIORITY_NORMAL | DUMP_FLAG_PRIORITY_DEFAULT;
+    const int DUMP_FLAG_PRIORITY_ALL =
+             DUMP_FLAG_PRIORITY_CRITICAL | DUMP_FLAG_PRIORITY_HIGH
+             | DUMP_FLAG_PRIORITY_NORMAL | DUMP_FLAG_PRIORITY_DEFAULT;
 
     /* Allows services to dump sections in protobuf format. */
     const int DUMP_FLAG_PROTO = 1 << 4;
diff --git a/libs/binder/include/private/binder/binder_module.h b/libs/binder/include/private/binder/binder_module.h
index 5a719b8..1579199 100644
--- a/libs/binder/include/private/binder/binder_module.h
+++ b/libs/binder/include/private/binder/binder_module.h
@@ -88,10 +88,6 @@
 };
 #endif //BINDER_GET_FROZEN_INFO
 
-enum transaction_flags_ext {
-    TF_CLEAR_BUF = 0x20, /* clear buffer on txn complete */
-};
-
 #ifdef __cplusplus
 }   // namespace android
 #endif
diff --git a/libs/binder/ndk/Android.bp b/libs/binder/ndk/Android.bp
index 897c72a..eb103d3 100644
--- a/libs/binder/ndk/Android.bp
+++ b/libs/binder/ndk/Android.bp
@@ -15,6 +15,23 @@
  */
 
 // TODO(b/31559095): bionic on host should define this
+package {
+    default_applicable_licenses: ["frameworks_native_libs_binder_ndk_license"],
+}
+
+// Added automatically by a large-scale-change
+// See: http://go/android-license-faq
+license {
+    name: "frameworks_native_libs_binder_ndk_license",
+    visibility: [":__subpackages__"],
+    license_kinds: [
+        "SPDX-license-identifier-Apache-2.0",
+    ],
+    license_text: [
+        "NOTICE",
+    ],
+}
+
 cc_defaults {
     name: "libbinder_ndk_host_user",
     target: {
diff --git a/libs/binder/ndk/include_cpp/android/binder_to_string.h b/libs/binder/ndk/include_cpp/android/binder_to_string.h
index bd51b11..5842925 100644
--- a/libs/binder/ndk/include_cpp/android/binder_to_string.h
+++ b/libs/binder/ndk/include_cpp/android/binder_to_string.h
@@ -28,10 +28,22 @@
 
 #include <codecvt>
 #include <locale>
+#include <memory>
+#include <optional>
 #include <sstream>
 #include <string>
 #include <type_traits>
 
+#if __has_include(<utils/StrongPointer.h>)
+#include <utils/StrongPointer.h>
+#define HAS_STRONG_POINTER
+#endif
+
+#if __has_include(<utils/String16.h>)
+#include <utils/String16.h>
+#define HAS_STRING16
+#endif
+
 #if __has_include(<android/binder_ibinder.h>)
 #include <android/binder_auto_utils.h>
 #include <android/binder_interface_utils.h>
@@ -42,9 +54,6 @@
 #include <binder/IInterface.h>
 #include <binder/ParcelFileDescriptor.h>
 #include <binder/ParcelableHolder.h>
-#include <utils/String16.h>
-#include <utils/StrongPointer.h>
-#define HAS_CPP_INTERFACE
 #endif  //_has_include
 
 namespace android {
@@ -80,11 +89,28 @@
     enum { value = decltype(_test<_T>(0))::value };
 };
 
-// Truthy if _T is like a pointer
+template <typename T, template <typename...> typename U>
+struct IsInstantiationOf : std::false_type {};
+
+template <template <typename...> typename U, typename... Args>
+struct IsInstantiationOf<U<Args...>, U> : std::true_type {};
+
+// Truthy if _T is like a pointer: one of sp/optional/shared_ptr
 template <typename _T>
 class IsPointerLike {
     template <typename _U>
-    static auto _test(int) -> decltype(!std::declval<_U>(), *std::declval<_U>(), std::true_type());
+    static std::enable_if_t<
+#ifdef HAS_STRONG_POINTER
+            IsInstantiationOf<_U, sp>::value ||  // for IBinder and interface types in the C++
+                                                 // backend
+#endif
+                    IsInstantiationOf<_U, std::optional>::value ||  // for @nullable types in the
+                                                                    // C++/NDK backends
+                    IsInstantiationOf<_U, std::shared_ptr>::value,  // for interface types in the
+                                                                    // NDK backends
+
+            std::true_type>
+    _test(int);
     template <typename _U>
     static std::false_type _test(...);
 
@@ -142,12 +168,17 @@
         return std::to_string(t);
     } else if constexpr (std::is_same_v<std::string, _T>) {
         return t;
-#ifdef HAS_CPP_INTERFACE
+#ifdef HAS_STRING16
     } else if constexpr (std::is_same_v<String16, _T>) {
         std::stringstream out;
         out << t;
         return out.str();
 #endif
+    } else if constexpr (details::IsPointerLike<_T>::value) {
+        if (!t) return "(null)";
+        std::stringstream out;
+        out << ToString(*t);
+        return out.str();
     } else if constexpr (details::HasToStringMethod<_T>::value) {
         return t.toString();
     } else if constexpr (details::HasToStringFunction<_T>::value) {
@@ -168,11 +199,6 @@
         }
         out << "]";
         return out.str();
-    } else if constexpr (details::IsPointerLike<_T>::value) {
-        if (!t) return "(null)";
-        std::stringstream out;
-        out << ToString(*t);
-        return out.str();
     } else {
         return "{no toString() implemented}";
     }
diff --git a/libs/binder/ndk/include_platform/android/binder_manager.h b/libs/binder/ndk/include_platform/android/binder_manager.h
index 2784aa8..5df0012 100644
--- a/libs/binder/ndk/include_platform/android/binder_manager.h
+++ b/libs/binder/ndk/include_platform/android/binder_manager.h
@@ -31,7 +31,8 @@
  *
  * \return EX_NONE on success.
  */
-binder_exception_t AServiceManager_addService(AIBinder* binder, const char* instance);
+__attribute__((warn_unused_result)) binder_exception_t AServiceManager_addService(
+        AIBinder* binder, const char* instance);
 
 /**
  * Gets a binder object with this specific instance name. Will return nullptr immediately if the
@@ -94,4 +95,68 @@
  */
 bool AServiceManager_isDeclared(const char* instance) __INTRODUCED_IN(31);
 
+/**
+ * Returns all declared instances for a particular interface.
+ *
+ * For instance, if 'android.foo.IFoo/foo' is declared, and 'android.foo.IFoo' is
+ * passed here, then ["foo"] would be returned.
+ *
+ * See also AServiceManager_isDeclared.
+ *
+ * \param interface interface, e.g. 'android.foo.IFoo'
+ * \param context to pass to callback
+ * \param callback taking instance (e.g. 'foo') and context
+ */
+void AServiceManager_forEachDeclaredInstance(const char* interface, void* context,
+                                             void (*callback)(const char*, void*))
+        __INTRODUCED_IN(31);
+
+/**
+ * Prevent lazy services without client from shutting down their process
+ *
+ * \param persist 'true' if the process should not exit.
+ */
+void AServiceManager_forceLazyServicesPersist(bool persist) __INTRODUCED_IN(31);
+
+/**
+ * Set a callback that is invoked when the active service count (i.e. services with clients)
+ * registered with this process drops to zero (or becomes nonzero).
+ * The callback takes a boolean argument, which is 'true' if there is
+ * at least one service with clients.
+ *
+ * \param callback function to call when the number of services
+ *    with clients changes.
+ * \param context opaque pointer passed back as second parameter to the
+ * callback.
+ *
+ * The callback takes two arguments. The first is a boolean that represents if there are
+ * services with clients (true) or not (false).
+ * The second is the 'context' pointer passed during the registration.
+ *
+ * Callback return value:
+ * - false: Default behavior for lazy services (shut down the process if there
+ *          are no clients).
+ * - true:  Don't shut down the process even if there are no clients.
+ *
+ * This callback gives a chance to:
+ * 1 - Perform some additional operations before exiting;
+ * 2 - Prevent the process from exiting by returning "true" from the callback.
+ */
+void AServiceManager_setActiveServicesCallback(bool (*callback)(bool, void*), void* context)
+        __INTRODUCED_IN(31);
+
+/**
+ * Try to unregister all services previously registered with 'registerService'.
+ *
+ * \return true on success.
+ */
+bool AServiceManager_tryUnregister() __INTRODUCED_IN(31);
+
+/**
+ * Re-register services that were unregistered by 'tryUnregister'.
+ * This method should be called in the case 'tryUnregister' fails
+ * (and should be called on the same thread).
+ */
+void AServiceManager_reRegister() __INTRODUCED_IN(31);
+
 __END_DECLS
diff --git a/libs/binder/ndk/include_platform/android/binder_stability.h b/libs/binder/ndk/include_platform/android/binder_stability.h
index f5e8bf6..44ed48f 100644
--- a/libs/binder/ndk/include_platform/android/binder_stability.h
+++ b/libs/binder/ndk/include_platform/android/binder_stability.h
@@ -30,6 +30,8 @@
     FLAG_PRIVATE_VENDOR = 0x10000000,
 };
 
+// TODO(b/180646847): __ANDROID_APEX__ here is what allows product partition to
+// talk to system.
 #if defined(__ANDROID_VNDK__) && !defined(__ANDROID_APEX__)
 
 enum {
diff --git a/libs/binder/ndk/libbinder_ndk.map.txt b/libs/binder/ndk/libbinder_ndk.map.txt
index 9a93bf3..8d08275 100644
--- a/libs/binder/ndk/libbinder_ndk.map.txt
+++ b/libs/binder/ndk/libbinder_ndk.map.txt
@@ -118,8 +118,13 @@
     AIBinder_getCallingSid; # apex
     AIBinder_setRequestingSid; # apex
     AServiceManager_isDeclared; # apex llndk
+    AServiceManager_forEachDeclaredInstance; # apex llndk
     AServiceManager_registerLazyService; # llndk
     AServiceManager_waitForService; # apex llndk
+    AServiceManager_forceLazyServicesPersist; # llndk
+    AServiceManager_setActiveServicesCallback; # llndk
+    AServiceManager_tryUnregister; # llndk
+    AServiceManager_reRegister; # llndk
 
     AIBinder_Class_getDescriptor;
     AIBinder_Weak_clone;
diff --git a/libs/binder/ndk/service_manager.cpp b/libs/binder/ndk/service_manager.cpp
index c782d47..1ccd0d2 100644
--- a/libs/binder/ndk/service_manager.cpp
+++ b/libs/binder/ndk/service_manager.cpp
@@ -19,6 +19,7 @@
 #include "ibinder_internal.h"
 #include "status_internal.h"
 
+#include <android-base/logging.h>
 #include <binder/IServiceManager.h>
 #include <binder/LazyServiceRegistrar.h>
 
@@ -28,6 +29,7 @@
 using ::android::sp;
 using ::android::status_t;
 using ::android::String16;
+using ::android::String8;
 
 binder_exception_t AServiceManager_addService(AIBinder* binder, const char* instance) {
     if (binder == nullptr || instance == nullptr) {
@@ -92,3 +94,33 @@
     sp<IServiceManager> sm = defaultServiceManager();
     return sm->isDeclared(String16(instance));
 }
+void AServiceManager_forEachDeclaredInstance(const char* interface, void* context,
+                                             void (*callback)(const char*, void*)) {
+    CHECK(interface != nullptr);
+    // context may be nullptr
+    CHECK(callback != nullptr);
+
+    sp<IServiceManager> sm = defaultServiceManager();
+    for (const String16& instance : sm->getDeclaredInstances(String16(interface))) {
+        callback(String8(instance).c_str(), context);
+    }
+}
+void AServiceManager_forceLazyServicesPersist(bool persist) {
+    auto serviceRegistrar = android::binder::LazyServiceRegistrar::getInstance();
+    serviceRegistrar.forcePersist(persist);
+}
+void AServiceManager_setActiveServicesCallback(bool (*callback)(bool, void*), void* context) {
+    auto serviceRegistrar = android::binder::LazyServiceRegistrar::getInstance();
+    std::function<bool(bool)> fn = [=](bool hasClients) -> bool {
+        return callback(hasClients, context);
+    };
+    serviceRegistrar.setActiveServicesCallback(fn);
+}
+bool AServiceManager_tryUnregister() {
+    auto serviceRegistrar = android::binder::LazyServiceRegistrar::getInstance();
+    return serviceRegistrar.tryUnregister();
+}
+void AServiceManager_reRegister() {
+    auto serviceRegistrar = android::binder::LazyServiceRegistrar::getInstance();
+    serviceRegistrar.reRegister();
+}
diff --git a/libs/binder/ndk/tests/Android.bp b/libs/binder/ndk/tests/Android.bp
index 46e6270..bb51bf0 100644
--- a/libs/binder/ndk/tests/Android.bp
+++ b/libs/binder/ndk/tests/Android.bp
@@ -14,6 +14,15 @@
  * limitations under the License.
  */
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_libs_binder_ndk_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_libs_binder_ndk_license"],
+}
+
 cc_defaults {
     name: "test_libbinder_ndk_defaults",
     shared_libs: [
diff --git a/libs/binder/ndk/tests/IBinderNdkUnitTest.aidl b/libs/binder/ndk/tests/IBinderNdkUnitTest.aidl
index dc77467d..ecbd649 100644
--- a/libs/binder/ndk/tests/IBinderNdkUnitTest.aidl
+++ b/libs/binder/ndk/tests/IBinderNdkUnitTest.aidl
@@ -28,4 +28,7 @@
     void forceFlushCommands();
 
     boolean getsRequestedSid();
+
+    void forcePersist(boolean persist);
+    void setCustomActiveServicesCallback();
 }
diff --git a/libs/binder/ndk/tests/binderVendorDoubleLoadTest.cpp b/libs/binder/ndk/tests/binderVendorDoubleLoadTest.cpp
index ad78e31..f3cd218 100644
--- a/libs/binder/ndk/tests/binderVendorDoubleLoadTest.cpp
+++ b/libs/binder/ndk/tests/binderVendorDoubleLoadTest.cpp
@@ -163,7 +163,8 @@
 
     // LOCAL SERVERS
     std::shared_ptr<NdkServer> ndkServer = SharedRefBase::make<NdkServer>();
-    AServiceManager_addService(ndkServer->asBinder().get(), kLocalNdkServerName.c_str());
+    CHECK(STATUS_OK ==
+          AServiceManager_addService(ndkServer->asBinder().get(), kLocalNdkServerName.c_str()));
 
     return RUN_ALL_TESTS();
 }
diff --git a/libs/binder/ndk/tests/libbinder_ndk_unit_test.cpp b/libs/binder/ndk/tests/libbinder_ndk_unit_test.cpp
index 0d1989e..6a88401 100644
--- a/libs/binder/ndk/tests/libbinder_ndk_unit_test.cpp
+++ b/libs/binder/ndk/tests/libbinder_ndk_unit_test.cpp
@@ -46,6 +46,11 @@
 constexpr char kExistingNonNdkService[] = "SurfaceFlinger";
 constexpr char kBinderNdkUnitTestService[] = "BinderNdkUnitTest";
 constexpr char kLazyBinderNdkUnitTestService[] = "LazyBinderNdkUnitTest";
+constexpr char kForcePersistNdkUnitTestService[] = "ForcePersistNdkUnitTestService";
+constexpr char kActiveServicesNdkUnitTestService[] = "ActiveServicesNdkUnitTestService";
+
+constexpr unsigned int kShutdownWaitTime = 10;
+constexpr uint64_t kContextTestValue = 0xb4e42fb4d9a1d715;
 
 class MyBinderNdkUnitTest : public aidl::BnBinderNdkUnitTest {
     ndk::ScopedAStatus repeatInt(int32_t in, int32_t* out) {
@@ -76,6 +81,46 @@
         fsync(out);
         return STATUS_OK;
     }
+    ndk::ScopedAStatus forcePersist(bool persist) {
+        AServiceManager_forceLazyServicesPersist(persist);
+        return ndk::ScopedAStatus::ok();
+    }
+    ndk::ScopedAStatus setCustomActiveServicesCallback() {
+        AServiceManager_setActiveServicesCallback(activeServicesCallback, this);
+        return ndk::ScopedAStatus::ok();
+    }
+    static bool activeServicesCallback(bool hasClients, void* context) {
+        if (hasClients) {
+            return false;
+        }
+
+        // Unregister all services
+        if (!AServiceManager_tryUnregister()) {
+            // Prevent shutdown (test will fail)
+            return false;
+        }
+
+        // Re-register all services
+        AServiceManager_reRegister();
+
+        // Unregister again before shutdown
+        if (!AServiceManager_tryUnregister()) {
+            // Prevent shutdown (test will fail)
+            return false;
+        }
+
+        // Check if the context was passed correctly
+        MyBinderNdkUnitTest* service = static_cast<MyBinderNdkUnitTest*>(context);
+        if (service->contextTestValue != kContextTestValue) {
+            // Prevent shutdown (test will fail)
+            return false;
+        }
+
+        exit(EXIT_SUCCESS);
+        // Unreachable
+    }
+
+    uint64_t contextTestValue = kContextTestValue;
 };
 
 int generatedService() {
@@ -168,6 +213,16 @@
     return 1;  // should not return
 }
 
+bool isServiceRunning(const char* serviceName) {
+    AIBinder* binder = AServiceManager_checkService(serviceName);
+    if (binder == nullptr) {
+        return false;
+    }
+    AIBinder_decStrong(binder);
+
+    return true;
+}
+
 TEST(NdkBinder, GetServiceThatDoesntExist) {
     sp<IFoo> foo = IFoo::getService("asdfghkl;");
     EXPECT_EQ(nullptr, foo.get());
@@ -215,6 +270,25 @@
     EXPECT_EQ(2, out);
 }
 
+void defaultInstanceCounter(const char* instance, void* context) {
+    if (strcmp(instance, "default") == 0) {
+        ++*(size_t*)(context);
+    }
+}
+
+TEST(NdkBinder, GetDeclaredInstances) {
+    bool hasLight = AServiceManager_isDeclared("android.hardware.light.ILights/default");
+
+    size_t count;
+    AServiceManager_forEachDeclaredInstance("android.hardware.light.ILights", &count,
+                                            defaultInstanceCounter);
+
+    // At the time of writing this test, there is no good interface guaranteed
+    // to be on all devices. Cuttlefish has light, so this will generally test
+    // things.
+    EXPECT_EQ(count, hasLight ? 1 : 0);
+}
+
 TEST(NdkBinder, GetLazyService) {
     // Not declared in the vintf manifest
     ASSERT_FALSE(AServiceManager_isDeclared(kLazyBinderNdkUnitTestService));
@@ -238,10 +312,51 @@
     service = nullptr;
     IPCThreadState::self()->flushCommands();
     // Make sure the service is dead after some time of no use
-    sleep(10);
+    sleep(kShutdownWaitTime);
     ASSERT_EQ(nullptr, AServiceManager_checkService(kLazyBinderNdkUnitTestService));
 }
 
+TEST(NdkBinder, ForcedPersistenceTest) {
+    for (int i = 0; i < 2; i++) {
+        ndk::SpAIBinder binder(AServiceManager_waitForService(kForcePersistNdkUnitTestService));
+        std::shared_ptr<aidl::IBinderNdkUnitTest> service =
+                aidl::IBinderNdkUnitTest::fromBinder(binder);
+        ASSERT_NE(service, nullptr);
+        ASSERT_TRUE(service->forcePersist(i == 0).isOk());
+
+        binder = nullptr;
+        service = nullptr;
+        IPCThreadState::self()->flushCommands();
+
+        sleep(kShutdownWaitTime);
+
+        bool isRunning = isServiceRunning(kForcePersistNdkUnitTestService);
+
+        if (i == 0) {
+            ASSERT_TRUE(isRunning) << "Service shut down when it shouldn't have.";
+        } else {
+            ASSERT_FALSE(isRunning) << "Service failed to shut down.";
+        }
+    }
+}
+
+TEST(NdkBinder, ActiveServicesCallbackTest) {
+    ndk::SpAIBinder binder(AServiceManager_waitForService(kActiveServicesNdkUnitTestService));
+    std::shared_ptr<aidl::IBinderNdkUnitTest> service =
+            aidl::IBinderNdkUnitTest::fromBinder(binder);
+    ASSERT_NE(service, nullptr);
+    ASSERT_TRUE(service->setCustomActiveServicesCallback().isOk());
+
+    binder = nullptr;
+    service = nullptr;
+    IPCThreadState::self()->flushCommands();
+
+    sleep(kShutdownWaitTime);
+
+    ASSERT_FALSE(isServiceRunning(kActiveServicesNdkUnitTestService))
+            << "Service failed to shut down.";
+}
+
 void LambdaOnDeath(void* cookie) {
     auto onDeath = static_cast<std::function<void(void)>*>(cookie);
     (*onDeath)();
@@ -564,10 +679,18 @@
     }
     if (fork() == 0) {
         prctl(PR_SET_PDEATHSIG, SIGHUP);
+        return lazyService(kForcePersistNdkUnitTestService);
+    }
+    if (fork() == 0) {
+        prctl(PR_SET_PDEATHSIG, SIGHUP);
+        return lazyService(kActiveServicesNdkUnitTestService);
+    }
+    if (fork() == 0) {
+        prctl(PR_SET_PDEATHSIG, SIGHUP);
         return generatedService();
     }
 
-    ABinderProcess_setThreadPoolMaxThreadCount(1);  // to recieve death notifications/callbacks
+    ABinderProcess_setThreadPoolMaxThreadCount(1);  // to receive death notifications/callbacks
     ABinderProcess_startThreadPool();
 
     return RUN_ALL_TESTS();
diff --git a/libs/binder/parcel_fuzzer/Android.bp b/libs/binder/parcel_fuzzer/Android.bp
index 3e6fe99..74b8eb8 100644
--- a/libs/binder/parcel_fuzzer/Android.bp
+++ b/libs/binder/parcel_fuzzer/Android.bp
@@ -1,3 +1,12 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_fuzz {
     name: "binder_parcel_fuzzer",
     defaults: ["libbinder_ndk_host_user"],
diff --git a/libs/binder/rust/Android.bp b/libs/binder/rust/Android.bp
index fd5f2f5..e12a429 100644
--- a/libs/binder/rust/Android.bp
+++ b/libs/binder/rust/Android.bp
@@ -1,3 +1,12 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 rust_library {
     name: "libbinder_rs",
     crate_name: "binder",
@@ -14,7 +23,11 @@
         darwin: {
             enabled: false,
         }
-    }
+    },
+    apex_available: [
+        "//apex_available:platform",
+        "com.android.virt",
+    ],
 }
 
 rust_library {
@@ -32,7 +45,11 @@
         darwin: {
             enabled: false,
         }
-    }
+    },
+    apex_available: [
+        "//apex_available:platform",
+        "com.android.virt",
+    ],
 }
 
 rust_bindgen {
@@ -78,6 +95,10 @@
             enabled: false,
         },
     },
+    apex_available: [
+        "//apex_available:platform",
+        "com.android.virt",
+    ],
 }
 
 rust_test {
diff --git a/libs/binder/rust/tests/Android.bp b/libs/binder/rust/tests/Android.bp
index 8810b5d..0bf76c6 100644
--- a/libs/binder/rust/tests/Android.bp
+++ b/libs/binder/rust/tests/Android.bp
@@ -1,3 +1,12 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 rust_test {
     name: "rustBinderTest",
     srcs: ["integration.rs"],
diff --git a/libs/binder/rust/tests/serialization.rs b/libs/binder/rust/tests/serialization.rs
index 2bf3d03..f1b068e 100644
--- a/libs/binder/rust/tests/serialization.rs
+++ b/libs/binder/rust/tests/serialization.rs
@@ -40,6 +40,41 @@
     include!(concat!(env!("OUT_DIR"), "/bindings.rs"));
 }
 
+macro_rules! assert_eq {
+    ($left:expr, $right:expr $(,)?) => {
+        match (&$left, &$right) {
+            (left, right) => {
+                if *left != *right {
+                    eprintln!(
+                        "assertion failed: `{:?}` == `{:?}`, {}:{}:{}",
+                        &*left,
+                        &*right,
+                        file!(),
+                        line!(),
+                        column!()
+                    );
+                    return Err(StatusCode::FAILED_TRANSACTION);
+                }
+            }
+        }
+    };
+}
+
+macro_rules! assert {
+    ($expr:expr) => {
+        if !$expr {
+            eprintln!(
+                "assertion failed: `{:?}`, {}:{}:{}",
+                $expr,
+                file!(),
+                line!(),
+                column!()
+            );
+            return Err(StatusCode::FAILED_TRANSACTION);
+        }
+    };
+}
+
 static SERVICE_ONCE: Once = Once::new();
 static mut SERVICE: Option<SpIBinder> = None;
 
@@ -282,7 +317,7 @@
             ))?;
         }
         bindings::Transaction_TEST_FAIL => {
-            return Err(StatusCode::FAILED_TRANSACTION)
+            assert!(false);
         }
         _ => return Err(StatusCode::UNKNOWN_TRANSACTION),
     }
diff --git a/libs/binder/tests/Android.bp b/libs/binder/tests/Android.bp
index 259417a..3bbb0b5 100644
--- a/libs/binder/tests/Android.bp
+++ b/libs/binder/tests/Android.bp
@@ -14,6 +14,15 @@
 // limitations under the License.
 //
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_defaults {
     name: "binder_test_defaults",
     cflags: [
diff --git a/libs/binder/tests/fuzzers/Android.bp b/libs/binder/tests/fuzzers/Android.bp
index 5531296..b1263e8 100644
--- a/libs/binder/tests/fuzzers/Android.bp
+++ b/libs/binder/tests/fuzzers/Android.bp
@@ -14,6 +14,15 @@
 // limitations under the License.
 //
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_defaults {
     name: "binder_fuzz_defaults",
     host_supported: true,
diff --git a/libs/binderdebug/Android.bp b/libs/binderdebug/Android.bp
index 343246a..3eeaf3e 100644
--- a/libs/binderdebug/Android.bp
+++ b/libs/binderdebug/Android.bp
@@ -12,6 +12,15 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library {
     name: "libbinderdebug",
     vendor_available: true,
diff --git a/libs/binderdebug/tests/Android.bp b/libs/binderdebug/tests/Android.bp
index 4c06b1d..d141a05 100644
--- a/libs/binderdebug/tests/Android.bp
+++ b/libs/binderdebug/tests/Android.bp
@@ -12,6 +12,15 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_test {
     name: "libbinderdebug_test",
     test_suites: ["general-tests"],
diff --git a/libs/binderthreadstate/1.0/Android.bp b/libs/binderthreadstate/1.0/Android.bp
index ebdc932..99477d8 100644
--- a/libs/binderthreadstate/1.0/Android.bp
+++ b/libs/binderthreadstate/1.0/Android.bp
@@ -1,5 +1,14 @@
 // This file is autogenerated by hidl-gen -Landroidbp.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 hidl_interface {
     name: "binderthreadstateutilstest@1.0",
     root: "binderthreadstateutilstest",
diff --git a/libs/binderthreadstate/Android.bp b/libs/binderthreadstate/Android.bp
index 08c62df..0a82463 100644
--- a/libs/binderthreadstate/Android.bp
+++ b/libs/binderthreadstate/Android.bp
@@ -14,6 +14,15 @@
 
 // DO NOT ADD NEW USAGES OF THIS
 // See comments in header file.
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library_static {
     name: "libbinderthreadstateutils",
     double_loadable: true,
diff --git a/libs/bufferqueueconverter/Android.bp b/libs/bufferqueueconverter/Android.bp
index bab2674..c5d3a32 100644
--- a/libs/bufferqueueconverter/Android.bp
+++ b/libs/bufferqueueconverter/Android.bp
@@ -1,3 +1,12 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library_headers {
     name: "libbufferqueueconverter_headers",
     vendor_available: true,
diff --git a/libs/cputimeinstate/Android.bp b/libs/cputimeinstate/Android.bp
index e3cd085..570af71 100644
--- a/libs/cputimeinstate/Android.bp
+++ b/libs/cputimeinstate/Android.bp
@@ -1,3 +1,12 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library {
     name: "libtimeinstate",
     srcs: ["cputimeinstate.cpp"],
@@ -35,4 +44,3 @@
     ],
     require_root: true,
 }
-
diff --git a/libs/diskusage/Android.bp b/libs/diskusage/Android.bp
index a826306..8684061 100644
--- a/libs/diskusage/Android.bp
+++ b/libs/diskusage/Android.bp
@@ -12,6 +12,15 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library_static {
     name: "libdiskusage",
     srcs: ["dirsize.c"],
diff --git a/libs/dumputils/Android.bp b/libs/dumputils/Android.bp
index e403d36..acda402 100644
--- a/libs/dumputils/Android.bp
+++ b/libs/dumputils/Android.bp
@@ -12,6 +12,15 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library {
     name: "libdumputils",
 
diff --git a/libs/fakeservicemanager/Android.bp b/libs/fakeservicemanager/Android.bp
index 76518c1..47c0657 100644
--- a/libs/fakeservicemanager/Android.bp
+++ b/libs/fakeservicemanager/Android.bp
@@ -1,3 +1,12 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_defaults {
     name: "fakeservicemanager_defaults",
     host_supported: true,
diff --git a/libs/ftl/Android.bp b/libs/ftl/Android.bp
index 5bccaca..97626be 100644
--- a/libs/ftl/Android.bp
+++ b/libs/ftl/Android.bp
@@ -1,3 +1,12 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_test {
     name: "ftl_test",
     test_suites: ["device-tests"],
diff --git a/libs/gralloc/types/Android.bp b/libs/gralloc/types/Android.bp
index dd0ae30..a0032ae 100644
--- a/libs/gralloc/types/Android.bp
+++ b/libs/gralloc/types/Android.bp
@@ -12,6 +12,15 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library {
     name: "libgralloctypes",
     defaults: ["libbinder_ndk_host_user"],
diff --git a/libs/gralloc/types/fuzzer/Android.bp b/libs/gralloc/types/fuzzer/Android.bp
index 8933dc3..6689771 100644
--- a/libs/gralloc/types/fuzzer/Android.bp
+++ b/libs/gralloc/types/fuzzer/Android.bp
@@ -1,3 +1,12 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_fuzz {
     name: "libgralloctypes_fuzzer",
     defaults: ["libbinder_ndk_host_user"],
diff --git a/libs/gralloc/types/tests/Android.bp b/libs/gralloc/types/tests/Android.bp
index b939c1d..66eb0aa 100644
--- a/libs/gralloc/types/tests/Android.bp
+++ b/libs/gralloc/types/tests/Android.bp
@@ -14,6 +14,15 @@
 // limitations under the License.
 //
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_test {
     name: "GrallocTypes_test",
     shared_libs: [
diff --git a/libs/graphicsenv/Android.bp b/libs/graphicsenv/Android.bp
index 642c5f2..a96a07a 100644
--- a/libs/graphicsenv/Android.bp
+++ b/libs/graphicsenv/Android.bp
@@ -12,6 +12,15 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library_shared {
     name: "libgraphicsenv",
 
diff --git a/libs/gui/Android.bp b/libs/gui/Android.bp
index fa5044c..dc91fc6 100644
--- a/libs/gui/Android.bp
+++ b/libs/gui/Android.bp
@@ -11,6 +11,15 @@
 // 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 {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library_headers {
     name: "libgui_headers",
     vendor_available: true,
@@ -134,7 +143,12 @@
 
     aidl: {
         export_aidl_headers: true,
-    }
+    },
+
+    pgo: {
+        sampling: true,
+        profile_file: "libgui/libgui.profdata",
+    },
 }
 
 // Used by media codec services exclusively as a static lib for
diff --git a/libs/gui/BLASTBufferQueue.cpp b/libs/gui/BLASTBufferQueue.cpp
index 1e6fc2b..82c9268 100644
--- a/libs/gui/BLASTBufferQueue.cpp
+++ b/libs/gui/BLASTBufferQueue.cpp
@@ -55,7 +55,7 @@
     ALOGE("[%s](f:%u,a:%u) " x, mName.c_str(), mNumFrameAvailable, mNumAcquired, ##__VA_ARGS__)
 
 void BLASTBufferItemConsumer::onDisconnect() {
-    Mutex::Autolock lock(mFrameEventHistoryMutex);
+    Mutex::Autolock lock(mMutex);
     mPreviouslyConnected = mCurrentlyConnected;
     mCurrentlyConnected = false;
     if (mPreviouslyConnected) {
@@ -66,7 +66,7 @@
 
 void BLASTBufferItemConsumer::addAndGetFrameTimestamps(const NewFrameEventsEntry* newTimestamps,
                                                        FrameEventHistoryDelta* outDelta) {
-    Mutex::Autolock lock(mFrameEventHistoryMutex);
+    Mutex::Autolock lock(mMutex);
     if (newTimestamps) {
         // BufferQueueProducer only adds a new timestamp on
         // queueBuffer
@@ -90,7 +90,7 @@
                                                     const sp<Fence>& prevReleaseFence,
                                                     CompositorTiming compositorTiming,
                                                     nsecs_t latchTime, nsecs_t dequeueReadyTime) {
-    Mutex::Autolock lock(mFrameEventHistoryMutex);
+    Mutex::Autolock lock(mMutex);
 
     // if the producer is not connected, don't bother updating,
     // the next producer that connects won't access this frame event
@@ -108,7 +108,7 @@
 
 void BLASTBufferItemConsumer::getConnectionEvents(uint64_t frameNumber, bool* needsDisconnect) {
     bool disconnect = false;
-    Mutex::Autolock lock(mFrameEventHistoryMutex);
+    Mutex::Autolock lock(mMutex);
     while (!mDisconnectEvents.empty() && mDisconnectEvents.front() <= frameNumber) {
         disconnect = true;
         mDisconnectEvents.pop();
@@ -116,6 +116,19 @@
     if (needsDisconnect != nullptr) *needsDisconnect = disconnect;
 }
 
+void BLASTBufferItemConsumer::setBlastBufferQueue(BLASTBufferQueue* blastbufferqueue) {
+    Mutex::Autolock lock(mMutex);
+    mBLASTBufferQueue = blastbufferqueue;
+}
+
+void BLASTBufferItemConsumer::onSidebandStreamChanged() {
+    Mutex::Autolock lock(mMutex);
+    if (mBLASTBufferQueue != nullptr) {
+        sp<NativeHandle> stream = getSidebandStream();
+        mBLASTBufferQueue->setSidebandStream(stream);
+    }
+}
+
 BLASTBufferQueue::BLASTBufferQueue(const std::string& name, const sp<SurfaceControl>& surface,
                                    int width, int height, int32_t format,
                                    bool enableTripleBuffering)
@@ -145,6 +158,7 @@
     mBufferItemConsumer->setBufferFreedListener(this);
     mBufferItemConsumer->setDefaultBufferSize(mSize.width, mSize.height);
     mBufferItemConsumer->setDefaultBufferFormat(convertBufferFormat(format));
+    mBufferItemConsumer->setBlastBufferQueue(this);
 
     mTransformHint = mSurfaceControl->getTransformHint();
     mBufferItemConsumer->setTransformHint(mTransformHint);
@@ -160,6 +174,7 @@
 }
 
 BLASTBufferQueue::~BLASTBufferQueue() {
+    mBufferItemConsumer->setBlastBufferQueue(nullptr);
     if (mPendingTransactions.empty()) {
         return;
     }
@@ -557,6 +572,13 @@
     return OK;
 }
 
+void BLASTBufferQueue::setSidebandStream(const sp<NativeHandle>& stream) {
+    std::unique_lock _lock{mMutex};
+    SurfaceComposerClient::Transaction t;
+
+    t.setSidebandStream(mSurfaceControl, stream).apply();
+}
+
 sp<Surface> BLASTBufferQueue::getSurface(bool includeSurfaceControlHandle) {
     std::unique_lock _lock{mMutex};
     sp<IBinder> scHandle = nullptr;
diff --git a/libs/gui/ISurfaceComposer.cpp b/libs/gui/ISurfaceComposer.cpp
index 762746c..05e1935 100644
--- a/libs/gui/ISurfaceComposer.cpp
+++ b/libs/gui/ISurfaceComposer.cpp
@@ -17,15 +17,10 @@
 // tag as surfaceflinger
 #define LOG_TAG "SurfaceFlinger"
 
-#include <stdint.h>
-#include <sys/types.h>
-
 #include <android/gui/ITransactionTraceListener.h>
-
-#include <binder/Parcel.h>
 #include <binder/IPCThreadState.h>
 #include <binder/IServiceManager.h>
-
+#include <binder/Parcel.h>
 #include <gui/IDisplayEventConnection.h>
 #include <gui/IGraphicBufferProducer.h>
 #include <gui/IRegionSamplingListener.h>
@@ -33,15 +28,15 @@
 #include <gui/ISurfaceComposerClient.h>
 #include <gui/LayerDebugInfo.h>
 #include <gui/LayerState.h>
-
+#include <stdint.h>
+#include <sys/types.h>
 #include <system/graphics.h>
-
-#include <ui/DisplayInfo.h>
 #include <ui/DisplayMode.h>
 #include <ui/DisplayStatInfo.h>
 #include <ui/DisplayState.h>
+#include <ui/DynamicDisplayInfo.h>
 #include <ui/HdrCapabilities.h>
-
+#include <ui/StaticDisplayInfo.h>
 #include <utils/Log.h>
 
 // ---------------------------------------------------------------------------
@@ -323,32 +318,26 @@
         return result;
     }
 
-    status_t getDisplayInfo(const sp<IBinder>& display, DisplayInfo* info) override {
+    status_t getStaticDisplayInfo(const sp<IBinder>& display,
+                                  ui::StaticDisplayInfo* info) override {
         Parcel data, reply;
         data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
         data.writeStrongBinder(display);
-        remote()->transact(BnSurfaceComposer::GET_DISPLAY_INFO, data, &reply);
+        remote()->transact(BnSurfaceComposer::GET_STATIC_DISPLAY_INFO, data, &reply);
         const status_t result = reply.readInt32();
         if (result != NO_ERROR) return result;
         return reply.read(*info);
     }
 
-    status_t getDisplayModes(const sp<IBinder>& display, Vector<ui::DisplayMode>* modes) override {
+    status_t getDynamicDisplayInfo(const sp<IBinder>& display,
+                                   ui::DynamicDisplayInfo* info) override {
         Parcel data, reply;
         data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
         data.writeStrongBinder(display);
-        remote()->transact(BnSurfaceComposer::GET_DISPLAY_MODES, data, &reply);
+        remote()->transact(BnSurfaceComposer::GET_DYNAMIC_DISPLAY_INFO, data, &reply);
         const status_t result = reply.readInt32();
-        if (result == NO_ERROR) {
-            const size_t numModes = reply.readUint32();
-            modes->clear();
-            modes->resize(numModes);
-            for (size_t i = 0; i < numModes; i++) {
-                memcpy(&(modes->editItemAt(i)), reply.readInplace(sizeof(ui::DisplayMode)),
-                       sizeof(ui::DisplayMode));
-            }
-        }
-        return result;
+        if (result != NO_ERROR) return result;
+        return reply.read(*info);
     }
 
     status_t getDisplayStats(const sp<IBinder>& display, DisplayStatInfo* stats) override {
@@ -365,44 +354,6 @@
         return result;
     }
 
-    int getActiveDisplayModeId(const sp<IBinder>& display) override {
-        Parcel data, reply;
-        data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
-        data.writeStrongBinder(display);
-        remote()->transact(BnSurfaceComposer::GET_ACTIVE_DISPLAY_MODE, data, &reply);
-        return reply.readInt32();
-    }
-
-    status_t getDisplayColorModes(const sp<IBinder>& display,
-                                  Vector<ColorMode>* outColorModes) override {
-        Parcel data, reply;
-        status_t result = data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
-        if (result != NO_ERROR) {
-            ALOGE("getDisplayColorModes failed to writeInterfaceToken: %d", result);
-            return result;
-        }
-        result = data.writeStrongBinder(display);
-        if (result != NO_ERROR) {
-            ALOGE("getDisplayColorModes failed to writeStrongBinder: %d", result);
-            return result;
-        }
-        result = remote()->transact(BnSurfaceComposer::GET_DISPLAY_COLOR_MODES, data, &reply);
-        if (result != NO_ERROR) {
-            ALOGE("getDisplayColorModes failed to transact: %d", result);
-            return result;
-        }
-        result = static_cast<status_t>(reply.readInt32());
-        if (result == NO_ERROR) {
-            size_t numModes = reply.readUint32();
-            outColorModes->clear();
-            outColorModes->resize(numModes);
-            for (size_t i = 0; i < numModes; ++i) {
-                outColorModes->replaceAt(static_cast<ColorMode>(reply.readInt32()), i);
-            }
-        }
-        return result;
-    }
-
     status_t getDisplayNativePrimaries(const sp<IBinder>& display,
                                        ui::DisplayPrimaries& primaries) override {
         Parcel data, reply;
@@ -429,26 +380,6 @@
         return result;
     }
 
-    ColorMode getActiveColorMode(const sp<IBinder>& display) override {
-        Parcel data, reply;
-        status_t result = data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
-        if (result != NO_ERROR) {
-            ALOGE("getActiveColorMode failed to writeInterfaceToken: %d", result);
-            return static_cast<ColorMode>(result);
-        }
-        result = data.writeStrongBinder(display);
-        if (result != NO_ERROR) {
-            ALOGE("getActiveColorMode failed to writeStrongBinder: %d", result);
-            return static_cast<ColorMode>(result);
-        }
-        result = remote()->transact(BnSurfaceComposer::GET_ACTIVE_COLOR_MODE, data, &reply);
-        if (result != NO_ERROR) {
-            ALOGE("getActiveColorMode failed to transact: %d", result);
-            return static_cast<ColorMode>(result);
-        }
-        return static_cast<ColorMode>(reply.readInt32());
-    }
-
     status_t setActiveColorMode(const sp<IBinder>& display, ColorMode colorMode) override {
         Parcel data, reply;
         status_t result = data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
@@ -474,24 +405,6 @@
         return static_cast<status_t>(reply.readInt32());
     }
 
-    status_t getAutoLowLatencyModeSupport(const sp<IBinder>& display,
-                                          bool* outSupport) const override {
-        Parcel data, reply;
-        data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
-        status_t result = data.writeStrongBinder(display);
-        if (result != NO_ERROR) {
-            ALOGE("getAutoLowLatencyModeSupport failed to writeStrongBinder: %d", result);
-            return result;
-        }
-        result = remote()->transact(BnSurfaceComposer::GET_AUTO_LOW_LATENCY_MODE_SUPPORT, data,
-                                    &reply);
-        if (result != NO_ERROR) {
-            ALOGE("getAutoLowLatencyModeSupport failed to transact: %d", result);
-            return result;
-        }
-        return reply.readBool(outSupport);
-    }
-
     void setAutoLowLatencyMode(const sp<IBinder>& display, bool on) override {
         Parcel data, reply;
         status_t result = data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
@@ -517,23 +430,6 @@
         }
     }
 
-    status_t getGameContentTypeSupport(const sp<IBinder>& display,
-                                       bool* outSupport) const override {
-        Parcel data, reply;
-        data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
-        status_t result = data.writeStrongBinder(display);
-        if (result != NO_ERROR) {
-            ALOGE("getGameContentTypeSupport failed to writeStrongBinder: %d", result);
-            return result;
-        }
-        result = remote()->transact(BnSurfaceComposer::GET_GAME_CONTENT_TYPE_SUPPORT, data, &reply);
-        if (result != NO_ERROR) {
-            ALOGE("getGameContentTypeSupport failed to transact: %d", result);
-            return result;
-        }
-        return reply.readBool(outSupport);
-    }
-
     void setGameContentType(const sp<IBinder>& display, bool on) override {
         Parcel data, reply;
         status_t result = data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
@@ -580,28 +476,6 @@
         return reply.readInt32();
     }
 
-    status_t getHdrCapabilities(const sp<IBinder>& display,
-                                HdrCapabilities* outCapabilities) const override {
-        Parcel data, reply;
-        data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
-        status_t result = data.writeStrongBinder(display);
-        if (result != NO_ERROR) {
-            ALOGE("getHdrCapabilities failed to writeStrongBinder: %d", result);
-            return result;
-        }
-        result = remote()->transact(BnSurfaceComposer::GET_HDR_CAPABILITIES,
-                data, &reply);
-        if (result != NO_ERROR) {
-            ALOGE("getHdrCapabilities failed to transact: %d", result);
-            return result;
-        }
-        result = reply.readInt32();
-        if (result == NO_ERROR) {
-            result = reply.read(*outCapabilities);
-        }
-        return result;
-    }
-
     status_t enableVSyncInjections(bool enable) override {
         Parcel data, reply;
         status_t result = data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
@@ -881,9 +755,37 @@
         return error;
     }
 
-    status_t setDesiredDisplayModeSpecs(const sp<IBinder>& displayToken, size_t defaultMode,
-                                        bool allowGroupSwitching, float primaryRefreshRateMin,
-                                        float primaryRefreshRateMax, float appRequestRefreshRateMin,
+    virtual status_t addFpsListener(const sp<IBinder>& layerHandle,
+                                    const sp<gui::IFpsListener>& listener) {
+        Parcel data, reply;
+        SAFE_PARCEL(data.writeInterfaceToken, ISurfaceComposer::getInterfaceDescriptor());
+        SAFE_PARCEL(data.writeStrongBinder, layerHandle);
+        SAFE_PARCEL(data.writeStrongBinder, IInterface::asBinder(listener));
+        const status_t error =
+                remote()->transact(BnSurfaceComposer::ADD_FPS_LISTENER, data, &reply);
+        if (error != OK) {
+            ALOGE("addFpsListener: Failed to transact");
+        }
+        return error;
+    }
+
+    virtual status_t removeFpsListener(const sp<gui::IFpsListener>& listener) {
+        Parcel data, reply;
+        SAFE_PARCEL(data.writeInterfaceToken, ISurfaceComposer::getInterfaceDescriptor());
+        SAFE_PARCEL(data.writeStrongBinder, IInterface::asBinder(listener));
+
+        const status_t error =
+                remote()->transact(BnSurfaceComposer::REMOVE_FPS_LISTENER, data, &reply);
+        if (error != OK) {
+            ALOGE("removeFpsListener: Failed to transact");
+        }
+        return error;
+    }
+
+    status_t setDesiredDisplayModeSpecs(const sp<IBinder>& displayToken,
+                                        ui::DisplayModeId defaultMode, bool allowGroupSwitching,
+                                        float primaryRefreshRateMin, float primaryRefreshRateMax,
+                                        float appRequestRefreshRateMin,
                                         float appRequestRefreshRateMax) override {
         Parcel data, reply;
         status_t result = data.writeInterfaceToken(ISurfaceComposer::getInterfaceDescriptor());
@@ -938,7 +840,8 @@
         return reply.readInt32();
     }
 
-    status_t getDesiredDisplayModeSpecs(const sp<IBinder>& displayToken, size_t* outDefaultMode,
+    status_t getDesiredDisplayModeSpecs(const sp<IBinder>& displayToken,
+                                        ui::DisplayModeId* outDefaultMode,
                                         bool* outAllowGroupSwitching,
                                         float* outPrimaryRefreshRateMin,
                                         float* outPrimaryRefreshRateMax,
@@ -966,17 +869,16 @@
             ALOGE("getDesiredDisplayModeSpecs failed to transact: %d", result);
             return result;
         }
-        int32_t defaultMode;
-        result = reply.readInt32(&defaultMode);
+
+        result = reply.readInt32(outDefaultMode);
         if (result != NO_ERROR) {
             ALOGE("getDesiredDisplayModeSpecs failed to read defaultMode: %d", result);
             return result;
         }
-        if (defaultMode < 0) {
-            ALOGE("%s: defaultMode must be non-negative but it was %d", __func__, defaultMode);
+        if (*outDefaultMode < 0) {
+            ALOGE("%s: defaultMode must be non-negative but it was %d", __func__, *outDefaultMode);
             return BAD_VALUE;
         }
-        *outDefaultMode = static_cast<size_t>(defaultMode);
 
         result = reply.readBool(outAllowGroupSwitching);
         if (result != NO_ERROR) {
@@ -1436,28 +1338,24 @@
             }
             return NO_ERROR;
         }
-        case GET_DISPLAY_INFO: {
+        case GET_STATIC_DISPLAY_INFO: {
             CHECK_INTERFACE(ISurfaceComposer, data, reply);
-            DisplayInfo info;
+            ui::StaticDisplayInfo info;
             const sp<IBinder> display = data.readStrongBinder();
-            const status_t result = getDisplayInfo(display, &info);
-            reply->writeInt32(result);
+            const status_t result = getStaticDisplayInfo(display, &info);
+            SAFE_PARCEL(reply->writeInt32, result);
             if (result != NO_ERROR) return result;
-            return reply->write(info);
+            SAFE_PARCEL(reply->write, info);
+            return NO_ERROR;
         }
-        case GET_DISPLAY_MODES: {
+        case GET_DYNAMIC_DISPLAY_INFO: {
             CHECK_INTERFACE(ISurfaceComposer, data, reply);
-            Vector<ui::DisplayMode> modes;
+            ui::DynamicDisplayInfo info;
             const sp<IBinder> display = data.readStrongBinder();
-            const status_t result = getDisplayModes(display, &modes);
-            reply->writeInt32(result);
-            if (result == NO_ERROR) {
-                reply->writeUint32(static_cast<uint32_t>(modes.size()));
-                for (size_t i = 0; i < modes.size(); i++) {
-                    memcpy(reply->writeInplace(sizeof(ui::DisplayMode)), &modes[i],
-                           sizeof(ui::DisplayMode));
-                }
-            }
+            const status_t result = getDynamicDisplayInfo(display, &info);
+            SAFE_PARCEL(reply->writeInt32, result);
+            if (result != NO_ERROR) return result;
+            SAFE_PARCEL(reply->write, info);
             return NO_ERROR;
         }
         case GET_DISPLAY_STATS: {
@@ -1472,32 +1370,6 @@
             }
             return NO_ERROR;
         }
-        case GET_ACTIVE_DISPLAY_MODE: {
-            CHECK_INTERFACE(ISurfaceComposer, data, reply);
-            sp<IBinder> display = data.readStrongBinder();
-            int id = getActiveDisplayModeId(display);
-            reply->writeInt32(id);
-            return NO_ERROR;
-        }
-        case GET_DISPLAY_COLOR_MODES: {
-            CHECK_INTERFACE(ISurfaceComposer, data, reply);
-            Vector<ColorMode> colorModes;
-            sp<IBinder> display = nullptr;
-            status_t result = data.readStrongBinder(&display);
-            if (result != NO_ERROR) {
-                ALOGE("getDisplayColorModes failed to readStrongBinder: %d", result);
-                return result;
-            }
-            result = getDisplayColorModes(display, &colorModes);
-            reply->writeInt32(result);
-            if (result == NO_ERROR) {
-                reply->writeUint32(static_cast<uint32_t>(colorModes.size()));
-                for (size_t i = 0; i < colorModes.size(); ++i) {
-                    reply->writeInt32(static_cast<int32_t>(colorModes[i]));
-                }
-            }
-            return NO_ERROR;
-        }
         case GET_DISPLAY_NATIVE_PRIMARIES: {
             CHECK_INTERFACE(ISurfaceComposer, data, reply);
             ui::DisplayPrimaries primaries;
@@ -1518,18 +1390,6 @@
 
             return NO_ERROR;
         }
-        case GET_ACTIVE_COLOR_MODE: {
-            CHECK_INTERFACE(ISurfaceComposer, data, reply);
-            sp<IBinder> display = nullptr;
-            status_t result = data.readStrongBinder(&display);
-            if (result != NO_ERROR) {
-                ALOGE("getActiveColorMode failed to readStrongBinder: %d", result);
-                return result;
-            }
-            ColorMode colorMode = getActiveColorMode(display);
-            result = reply->writeInt32(static_cast<int32_t>(colorMode));
-            return result;
-        }
         case SET_ACTIVE_COLOR_MODE: {
             CHECK_INTERFACE(ISurfaceComposer, data, reply);
             sp<IBinder> display = nullptr;
@@ -1549,23 +1409,6 @@
             result = reply->writeInt32(result);
             return result;
         }
-
-        case GET_AUTO_LOW_LATENCY_MODE_SUPPORT: {
-            CHECK_INTERFACE(ISurfaceComposer, data, reply);
-            sp<IBinder> display = nullptr;
-            status_t result = data.readStrongBinder(&display);
-            if (result != NO_ERROR) {
-                ALOGE("getAutoLowLatencyModeSupport failed to readStrongBinder: %d", result);
-                return result;
-            }
-            bool supported = false;
-            result = getAutoLowLatencyModeSupport(display, &supported);
-            if (result == NO_ERROR) {
-                result = reply->writeBool(supported);
-            }
-            return result;
-        }
-
         case SET_AUTO_LOW_LATENCY_MODE: {
             CHECK_INTERFACE(ISurfaceComposer, data, reply);
             sp<IBinder> display = nullptr;
@@ -1583,23 +1426,6 @@
             setAutoLowLatencyMode(display, setAllm);
             return result;
         }
-
-        case GET_GAME_CONTENT_TYPE_SUPPORT: {
-            CHECK_INTERFACE(ISurfaceComposer, data, reply);
-            sp<IBinder> display = nullptr;
-            status_t result = data.readStrongBinder(&display);
-            if (result != NO_ERROR) {
-                ALOGE("getGameContentTypeSupport failed to readStrongBinder: %d", result);
-                return result;
-            }
-            bool supported = false;
-            result = getGameContentTypeSupport(display, &supported);
-            if (result == NO_ERROR) {
-                result = reply->writeBool(supported);
-            }
-            return result;
-        }
-
         case SET_GAME_CONTENT_TYPE: {
             CHECK_INTERFACE(ISurfaceComposer, data, reply);
             sp<IBinder> display = nullptr;
@@ -1617,7 +1443,6 @@
             setGameContentType(display, setGameContentTypeOn);
             return result;
         }
-
         case CLEAR_ANIMATION_FRAME_STATS: {
             CHECK_INTERFACE(ISurfaceComposer, data, reply);
             status_t result = clearAnimationFrameStats();
@@ -1639,23 +1464,6 @@
             setPowerMode(display, mode);
             return NO_ERROR;
         }
-        case GET_HDR_CAPABILITIES: {
-            CHECK_INTERFACE(ISurfaceComposer, data, reply);
-            sp<IBinder> display = nullptr;
-            status_t result = data.readStrongBinder(&display);
-            if (result != NO_ERROR) {
-                ALOGE("getHdrCapabilities failed to readStrongBinder: %d",
-                        result);
-                return result;
-            }
-            HdrCapabilities capabilities;
-            result = getHdrCapabilities(display, &capabilities);
-            reply->writeInt32(result);
-            if (result == NO_ERROR) {
-                reply->write(capabilities);
-            }
-            return NO_ERROR;
-        }
         case ENABLE_VSYNC_INJECTIONS: {
             CHECK_INTERFACE(ISurfaceComposer, data, reply);
             bool enable = false;
@@ -1859,10 +1667,36 @@
             }
             return removeRegionSamplingListener(listener);
         }
+        case ADD_FPS_LISTENER: {
+            CHECK_INTERFACE(ISurfaceComposer, data, reply);
+            sp<IBinder> layerHandle;
+            status_t result = data.readNullableStrongBinder(&layerHandle);
+            if (result != NO_ERROR) {
+                ALOGE("addFpsListener: Failed to read layer handle");
+                return result;
+            }
+            sp<gui::IFpsListener> listener;
+            result = data.readNullableStrongBinder(&listener);
+            if (result != NO_ERROR) {
+                ALOGE("addFpsListener: Failed to read listener");
+                return result;
+            }
+            return addFpsListener(layerHandle, listener);
+        }
+        case REMOVE_FPS_LISTENER: {
+            CHECK_INTERFACE(ISurfaceComposer, data, reply);
+            sp<gui::IFpsListener> listener;
+            status_t result = data.readNullableStrongBinder(&listener);
+            if (result != NO_ERROR) {
+                ALOGE("removeFpsListener: Failed to read listener");
+                return result;
+            }
+            return removeFpsListener(listener);
+        }
         case SET_DESIRED_DISPLAY_MODE_SPECS: {
             CHECK_INTERFACE(ISurfaceComposer, data, reply);
             sp<IBinder> displayToken = data.readStrongBinder();
-            int32_t defaultMode;
+            ui::DisplayModeId defaultMode;
             status_t result = data.readInt32(&defaultMode);
             if (result != NO_ERROR) {
                 ALOGE("setDesiredDisplayModeSpecs: failed to read defaultMode: %d", result);
@@ -1906,10 +1740,9 @@
                       result);
                 return result;
             }
-            result = setDesiredDisplayModeSpecs(displayToken, static_cast<size_t>(defaultMode),
-                                                allowGroupSwitching, primaryRefreshRateMin,
-                                                primaryRefreshRateMax, appRequestRefreshRateMin,
-                                                appRequestRefreshRateMax);
+            result = setDesiredDisplayModeSpecs(displayToken, defaultMode, allowGroupSwitching,
+                                                primaryRefreshRateMin, primaryRefreshRateMax,
+                                                appRequestRefreshRateMin, appRequestRefreshRateMax);
             if (result != NO_ERROR) {
                 ALOGE("setDesiredDisplayModeSpecs: failed to call setDesiredDisplayModeSpecs: "
                       "%d",
@@ -1922,7 +1755,7 @@
         case GET_DESIRED_DISPLAY_MODE_SPECS: {
             CHECK_INTERFACE(ISurfaceComposer, data, reply);
             sp<IBinder> displayToken = data.readStrongBinder();
-            size_t defaultMode;
+            ui::DisplayModeId defaultMode;
             bool allowGroupSwitching;
             float primaryRefreshRateMin;
             float primaryRefreshRateMax;
@@ -1941,7 +1774,7 @@
                 return result;
             }
 
-            result = reply->writeInt32(static_cast<int32_t>(defaultMode));
+            result = reply->writeInt32(defaultMode);
             if (result != NO_ERROR) {
                 ALOGE("getDesiredDisplayModeSpecs: failed to write defaultMode: %d", result);
                 return result;
diff --git a/libs/gui/LayerDebugInfo.cpp b/libs/gui/LayerDebugInfo.cpp
index cdde9a2..e707684 100644
--- a/libs/gui/LayerDebugInfo.cpp
+++ b/libs/gui/LayerDebugInfo.cpp
@@ -61,6 +61,7 @@
     RETURN_ON_ERROR(parcel->writeBool(mRefreshPending));
     RETURN_ON_ERROR(parcel->writeBool(mIsOpaque));
     RETURN_ON_ERROR(parcel->writeBool(mContentDirty));
+    RETURN_ON_ERROR(parcel->write(mStretchEffect));
     return NO_ERROR;
 }
 
@@ -105,6 +106,7 @@
     RETURN_ON_ERROR(parcel->readBool(&mRefreshPending));
     RETURN_ON_ERROR(parcel->readBool(&mIsOpaque));
     RETURN_ON_ERROR(parcel->readBool(&mContentDirty));
+    RETURN_ON_ERROR(parcel->read(mStretchEffect));
     return NO_ERROR;
 }
 
@@ -115,6 +117,12 @@
     info.mTransparentRegion.dump(result, "TransparentRegion");
     info.mVisibleRegion.dump(result, "VisibleRegion");
     info.mSurfaceDamageRegion.dump(result, "SurfaceDamageRegion");
+    if (info.mStretchEffect.hasEffect()) {
+        const auto& se = info.mStretchEffect;
+        StringAppendF(&result, "  StretchEffect area=[%f, %f, %f, %f] vec=(%f, %f) maxAmount=%f\n",
+                      se.area.left, se.area.top, se.area.right, se.area.bottom, se.vectorX,
+                      se.vectorY, se.maxAmount);
+    }
 
     StringAppendF(&result, "      layerStack=%4d, z=%9d, pos=(%g,%g), size=(%4d,%4d), ",
                   info.mLayerStack, info.mZ, static_cast<double>(info.mX),
diff --git a/libs/gui/LayerState.cpp b/libs/gui/LayerState.cpp
index f053372..288bf92 100644
--- a/libs/gui/LayerState.cpp
+++ b/libs/gui/LayerState.cpp
@@ -548,6 +548,10 @@
         what |= eAutoRefreshChanged;
         autoRefresh = other.autoRefresh;
     }
+    if (other.what & eStretchChanged) {
+        what |= eStretchChanged;
+        stretchEffect = other.stretchEffect;
+    }
     if ((other.what & what) != other.what) {
         ALOGE("Unmerged SurfaceComposer Transaction properties. LayerState::merge needs updating? "
               "other.what=0x%" PRIu64 " what=0x%" PRIu64,
diff --git a/libs/gui/Surface.cpp b/libs/gui/Surface.cpp
index 07fc069..6de3e97 100644
--- a/libs/gui/Surface.cpp
+++ b/libs/gui/Surface.cpp
@@ -34,9 +34,9 @@
 #include <utils/NativeHandle.h>
 
 #include <ui/DisplayStatInfo.h>
+#include <ui/DynamicDisplayInfo.h>
 #include <ui/Fence.h>
 #include <ui/GraphicBuffer.h>
-#include <ui/HdrCapabilities.h>
 #include <ui/Region.h>
 
 #include <gui/BufferItem.h>
@@ -48,7 +48,6 @@
 
 namespace android {
 
-using ui::ColorMode;
 using ui::Dataspace;
 
 namespace {
@@ -361,15 +360,12 @@
         return NAME_NOT_FOUND;
     }
 
-    HdrCapabilities hdrCapabilities;
-    status_t err =
-        composerService()->getHdrCapabilities(display, &hdrCapabilities);
-
-    if (err)
+    ui::DynamicDisplayInfo info;
+    if (status_t err = composerService()->getDynamicDisplayInfo(display, &info); err != NO_ERROR) {
         return err;
+    }
 
-    *supported = !hdrCapabilities.getSupportedHdrTypes().empty();
-
+    *supported = !info.hdrCapabilities.getSupportedHdrTypes().empty();
     return NO_ERROR;
 }
 
diff --git a/libs/gui/SurfaceComposerClient.cpp b/libs/gui/SurfaceComposerClient.cpp
index 27fb2a8..f5cde59 100644
--- a/libs/gui/SurfaceComposerClient.cpp
+++ b/libs/gui/SurfaceComposerClient.cpp
@@ -40,6 +40,7 @@
 #include <gui/Surface.h>
 #include <gui/SurfaceComposerClient.h>
 #include <ui/DisplayMode.h>
+#include <ui/DynamicDisplayInfo.h>
 
 #ifndef NO_INPUT
 #include <input/InputWindow.h>
@@ -194,6 +195,25 @@
     }
 }
 
+void TransactionCompletedListener::addSurfaceStatsListener(void* context, void* cookie,
+        sp<SurfaceControl> surfaceControl, SurfaceStatsCallback listener) {
+    std::lock_guard<std::mutex> lock(mMutex);
+    mSurfaceStatsListeners.insert({surfaceControl->getHandle(),
+            SurfaceStatsCallbackEntry(context, cookie, listener)});
+}
+
+void TransactionCompletedListener::removeSurfaceStatsListener(void* context, void* cookie) {
+    std::lock_guard<std::mutex> lock(mMutex);
+    for (auto it = mSurfaceStatsListeners.begin(); it != mSurfaceStatsListeners.end();) {
+        auto [itContext, itCookie, itListener] = it->second;
+        if (itContext == context && itCookie == cookie) {
+            it = mSurfaceStatsListeners.erase(it);
+        } else {
+            it++;
+        }
+    }
+}
+
 void TransactionCompletedListener::addSurfaceControlToCallbacks(
         const sp<SurfaceControl>& surfaceControl,
         const std::unordered_set<CallbackId>& callbackIds) {
@@ -210,6 +230,7 @@
 void TransactionCompletedListener::onTransactionCompleted(ListenerStats listenerStats) {
     std::unordered_map<CallbackId, CallbackTranslation> callbacksMap;
     std::multimap<sp<IBinder>, sp<JankDataListener>> jankListenersMap;
+    std::multimap<sp<IBinder>, SurfaceStatsCallbackEntry> surfaceListeners;
     {
         std::lock_guard<std::mutex> lock(mMutex);
 
@@ -226,6 +247,7 @@
          */
         callbacksMap = mCallbacks;
         jankListenersMap = mJankListeners;
+        surfaceListeners = mSurfaceStatsListeners;
         for (const auto& transactionStats : listenerStats.transactionStats) {
             for (auto& callbackId : transactionStats.callbackIds) {
                 mCallbacks.erase(callbackId);
@@ -259,9 +281,16 @@
                              surfaceControlStats);
         }
         for (const auto& surfaceStats : transactionStats.surfaceStats) {
+            auto listenerRange = surfaceListeners.equal_range(surfaceStats.surfaceControl);
+            for (auto it = listenerRange.first; it != listenerRange.second; it++) {
+                auto entry = it->second;
+                entry.callback(entry.context, transactionStats.latchTime,
+                    transactionStats.presentFence, surfaceStats);
+            }
+
             if (surfaceStats.jankData.empty()) continue;
-            for (auto it = jankListenersMap.find(surfaceStats.surfaceControl);
-                    it != jankListenersMap.end(); it++) {
+            auto jankRange = jankListenersMap.equal_range(surfaceStats.surfaceControl);
+            for (auto it = jankRange.first; it != jankRange.second; it++) {
                 it->second->onJankDataAvailable(surfaceStats.jankData);
             }
         }
@@ -1815,39 +1844,35 @@
     return ComposerService::getComposerService()->getDisplayState(display, state);
 }
 
-status_t SurfaceComposerClient::getDisplayInfo(const sp<IBinder>& display, DisplayInfo* info) {
-    return ComposerService::getComposerService()->getDisplayInfo(display, info);
+status_t SurfaceComposerClient::getStaticDisplayInfo(const sp<IBinder>& display,
+                                                     ui::StaticDisplayInfo* info) {
+    return ComposerService::getComposerService()->getStaticDisplayInfo(display, info);
 }
 
-status_t SurfaceComposerClient::getDisplayModes(const sp<IBinder>& display,
-                                                Vector<ui::DisplayMode>* modes) {
-    return ComposerService::getComposerService()->getDisplayModes(display, modes);
+status_t SurfaceComposerClient::getDynamicDisplayInfo(const sp<IBinder>& display,
+                                                      ui::DynamicDisplayInfo* info) {
+    return ComposerService::getComposerService()->getDynamicDisplayInfo(display, info);
 }
 
 status_t SurfaceComposerClient::getActiveDisplayMode(const sp<IBinder>& display,
                                                      ui::DisplayMode* mode) {
-    Vector<ui::DisplayMode> modes;
-    status_t result = getDisplayModes(display, &modes);
+    ui::DynamicDisplayInfo info;
+    status_t result = getDynamicDisplayInfo(display, &info);
     if (result != NO_ERROR) {
         return result;
     }
 
-    int activeId = getActiveDisplayModeId(display);
-    if (activeId < 0) {
-        ALOGE("No active mode found");
-        return NAME_NOT_FOUND;
+    if (const auto activeMode = info.getActiveDisplayMode()) {
+        *mode = *activeMode;
+        return NO_ERROR;
     }
 
-    *mode = modes[static_cast<size_t>(activeId)];
-    return NO_ERROR;
-}
-
-int SurfaceComposerClient::getActiveDisplayModeId(const sp<IBinder>& display) {
-    return ComposerService::getComposerService()->getActiveDisplayModeId(display);
+    ALOGE("Active display mode not found.");
+    return NAME_NOT_FOUND;
 }
 
 status_t SurfaceComposerClient::setDesiredDisplayModeSpecs(
-        const sp<IBinder>& displayToken, size_t defaultMode, bool allowGroupSwitching,
+        const sp<IBinder>& displayToken, ui::DisplayModeId defaultMode, bool allowGroupSwitching,
         float primaryRefreshRateMin, float primaryRefreshRateMax, float appRequestRefreshRateMin,
         float appRequestRefreshRateMax) {
     return ComposerService::getComposerService()
@@ -1856,51 +1881,33 @@
                                          appRequestRefreshRateMin, appRequestRefreshRateMax);
 }
 
-status_t SurfaceComposerClient::getDesiredDisplayModeSpecs(
-        const sp<IBinder>& displayToken, size_t* outDefaultMode, bool* outAllowGroupSwitching,
-        float* outPrimaryRefreshRateMin, float* outPrimaryRefreshRateMax,
-        float* outAppRequestRefreshRateMin, float* outAppRequestRefreshRateMax) {
+status_t SurfaceComposerClient::getDesiredDisplayModeSpecs(const sp<IBinder>& displayToken,
+                                                           ui::DisplayModeId* outDefaultMode,
+                                                           bool* outAllowGroupSwitching,
+                                                           float* outPrimaryRefreshRateMin,
+                                                           float* outPrimaryRefreshRateMax,
+                                                           float* outAppRequestRefreshRateMin,
+                                                           float* outAppRequestRefreshRateMax) {
     return ComposerService::getComposerService()
             ->getDesiredDisplayModeSpecs(displayToken, outDefaultMode, outAllowGroupSwitching,
                                          outPrimaryRefreshRateMin, outPrimaryRefreshRateMax,
                                          outAppRequestRefreshRateMin, outAppRequestRefreshRateMax);
 }
 
-status_t SurfaceComposerClient::getDisplayColorModes(const sp<IBinder>& display,
-        Vector<ColorMode>* outColorModes) {
-    return ComposerService::getComposerService()->getDisplayColorModes(display, outColorModes);
-}
-
 status_t SurfaceComposerClient::getDisplayNativePrimaries(const sp<IBinder>& display,
         ui::DisplayPrimaries& outPrimaries) {
     return ComposerService::getComposerService()->getDisplayNativePrimaries(display, outPrimaries);
 }
 
-ColorMode SurfaceComposerClient::getActiveColorMode(const sp<IBinder>& display) {
-    return ComposerService::getComposerService()->getActiveColorMode(display);
-}
-
 status_t SurfaceComposerClient::setActiveColorMode(const sp<IBinder>& display,
         ColorMode colorMode) {
     return ComposerService::getComposerService()->setActiveColorMode(display, colorMode);
 }
 
-bool SurfaceComposerClient::getAutoLowLatencyModeSupport(const sp<IBinder>& display) {
-    bool supported = false;
-    ComposerService::getComposerService()->getAutoLowLatencyModeSupport(display, &supported);
-    return supported;
-}
-
 void SurfaceComposerClient::setAutoLowLatencyMode(const sp<IBinder>& display, bool on) {
     ComposerService::getComposerService()->setAutoLowLatencyMode(display, on);
 }
 
-bool SurfaceComposerClient::getGameContentTypeSupport(const sp<IBinder>& display) {
-    bool supported = false;
-    ComposerService::getComposerService()->getGameContentTypeSupport(display, &supported);
-    return supported;
-}
-
 void SurfaceComposerClient::setGameContentType(const sp<IBinder>& display, bool on) {
     ComposerService::getComposerService()->setGameContentType(display, on);
 }
@@ -1932,12 +1939,6 @@
     return ComposerService::getComposerService()->getAnimationFrameStats(outStats);
 }
 
-status_t SurfaceComposerClient::getHdrCapabilities(const sp<IBinder>& display,
-        HdrCapabilities* outCapabilities) {
-    return ComposerService::getComposerService()->getHdrCapabilities(display,
-            outCapabilities);
-}
-
 status_t SurfaceComposerClient::getDisplayedContentSamplingAttributes(const sp<IBinder>& display,
                                                                       ui::PixelFormat* outFormat,
                                                                       ui::Dataspace* outDataspace,
@@ -1981,6 +1982,15 @@
     return ComposerService::getComposerService()->removeRegionSamplingListener(listener);
 }
 
+status_t SurfaceComposerClient::addFpsListener(const sp<IBinder>& layerHandle,
+                                               const sp<gui::IFpsListener>& listener) {
+    return ComposerService::getComposerService()->addFpsListener(layerHandle, listener);
+}
+
+status_t SurfaceComposerClient::removeFpsListener(const sp<gui::IFpsListener>& listener) {
+    return ComposerService::getComposerService()->removeFpsListener(listener);
+}
+
 bool SurfaceComposerClient::getDisplayBrightnessSupport(const sp<IBinder>& displayToken) {
     bool support = false;
     ComposerService::getComposerService()->getDisplayBrightnessSupport(displayToken, &support);
diff --git a/libs/gui/SurfaceControl.cpp b/libs/gui/SurfaceControl.cpp
index e842382..1dcfe2e 100644
--- a/libs/gui/SurfaceControl.cpp
+++ b/libs/gui/SurfaceControl.cpp
@@ -30,9 +30,9 @@
 
 #include <binder/IPCThreadState.h>
 
-#include <ui/DisplayInfo.h>
 #include <ui/GraphicBuffer.h>
 #include <ui/Rect.h>
+#include <ui/StaticDisplayInfo.h>
 
 #include <gui/BufferQueueCore.h>
 #include <gui/ISurfaceComposer.h>
diff --git a/libs/gui/aidl/android/gui/IFpsListener.aidl b/libs/gui/aidl/android/gui/IFpsListener.aidl
new file mode 100644
index 0000000..63d333c
--- /dev/null
+++ b/libs/gui/aidl/android/gui/IFpsListener.aidl
@@ -0,0 +1,24 @@
+/*
+ * Copyright 2021 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.gui;
+
+/** @hide */
+oneway interface IFpsListener {
+
+    // Reports the most recent recorded fps for the tree rooted at this layer
+    void onFpsReported(float fps);
+}
\ No newline at end of file
diff --git a/libs/gui/include/gui/BLASTBufferQueue.h b/libs/gui/include/gui/BLASTBufferQueue.h
index bccb71b..dd8e714 100644
--- a/libs/gui/include/gui/BLASTBufferQueue.h
+++ b/libs/gui/include/gui/BLASTBufferQueue.h
@@ -32,6 +32,7 @@
 
 namespace android {
 
+class BLASTBufferQueue;
 class BufferItemConsumer;
 
 class BLASTBufferItemConsumer : public BufferItemConsumer {
@@ -40,27 +41,32 @@
                             int bufferCount, bool controlledByApp)
           : BufferItemConsumer(consumer, consumerUsage, bufferCount, controlledByApp),
             mCurrentlyConnected(false),
-            mPreviouslyConnected(false) {}
+            mPreviouslyConnected(false),
+            mBLASTBufferQueue(nullptr) {}
 
     void onDisconnect() override;
     void addAndGetFrameTimestamps(const NewFrameEventsEntry* newTimestamps,
-                                  FrameEventHistoryDelta* outDelta) override
-            REQUIRES(mFrameEventHistoryMutex);
+                                  FrameEventHistoryDelta* outDelta) override REQUIRES(mMutex);
     void updateFrameTimestamps(uint64_t frameNumber, nsecs_t refreshStartTime,
                                const sp<Fence>& gpuCompositionDoneFence,
                                const sp<Fence>& presentFence, const sp<Fence>& prevReleaseFence,
                                CompositorTiming compositorTiming, nsecs_t latchTime,
-                               nsecs_t dequeueReadyTime) REQUIRES(mFrameEventHistoryMutex);
+                               nsecs_t dequeueReadyTime) REQUIRES(mMutex);
     void getConnectionEvents(uint64_t frameNumber, bool* needsDisconnect);
+    void setBlastBufferQueue(BLASTBufferQueue* blastbufferqueue) REQUIRES(mMutex);
+
+protected:
+    void onSidebandStreamChanged() override REQUIRES(mMutex);
 
 private:
     uint64_t mCurrentFrameNumber = 0;
 
-    Mutex mFrameEventHistoryMutex;
-    ConsumerFrameEventHistory mFrameEventHistory GUARDED_BY(mFrameEventHistoryMutex);
-    std::queue<uint64_t> mDisconnectEvents GUARDED_BY(mFrameEventHistoryMutex);
-    bool mCurrentlyConnected GUARDED_BY(mFrameEventHistoryMutex);
-    bool mPreviouslyConnected GUARDED_BY(mFrameEventHistoryMutex);
+    Mutex mMutex;
+    ConsumerFrameEventHistory mFrameEventHistory GUARDED_BY(mMutex);
+    std::queue<uint64_t> mDisconnectEvents GUARDED_BY(mMutex);
+    bool mCurrentlyConnected GUARDED_BY(mMutex);
+    bool mPreviouslyConnected GUARDED_BY(mMutex);
+    BLASTBufferQueue* mBLASTBufferQueue GUARDED_BY(mMutex);
 };
 
 class BLASTBufferQueue
@@ -94,6 +100,8 @@
     status_t setFrameRate(float frameRate, int8_t compatibility, bool shouldBeSeamless);
     status_t setFrameTimelineInfo(const FrameTimelineInfo& info);
 
+    void setSidebandStream(const sp<NativeHandle>& stream);
+
     virtual ~BLASTBufferQueue();
 
 private:
diff --git a/libs/gui/include/gui/ISurfaceComposer.h b/libs/gui/include/gui/ISurfaceComposer.h
index 292838e..8b64bcf 100644
--- a/libs/gui/include/gui/ISurfaceComposer.h
+++ b/libs/gui/include/gui/ISurfaceComposer.h
@@ -16,30 +16,26 @@
 
 #pragma once
 
-#include <stdint.h>
-#include <sys/types.h>
-
-#include <binder/IBinder.h>
-#include <binder/IInterface.h>
-
+#include <android/gui/IFpsListener.h>
 #include <android/gui/IScreenCaptureListener.h>
 #include <android/gui/ITransactionTraceListener.h>
+#include <binder/IBinder.h>
+#include <binder/IInterface.h>
 #include <gui/FrameTimelineInfo.h>
 #include <gui/ITransactionCompletedListener.h>
-
 #include <input/Flags.h>
-
 #include <math/vec4.h>
-
+#include <stdint.h>
+#include <sys/types.h>
 #include <ui/ConfigStoreTypes.h>
 #include <ui/DisplayId.h>
+#include <ui/DisplayMode.h>
 #include <ui/DisplayedFrameStats.h>
 #include <ui/FrameStats.h>
 #include <ui/GraphicBuffer.h>
 #include <ui/GraphicTypes.h>
 #include <ui/PixelFormat.h>
 #include <ui/Rotation.h>
-
 #include <utils/Errors.h>
 #include <utils/RefBase.h>
 #include <utils/Timers.h>
@@ -54,7 +50,6 @@
 struct client_cache_t;
 struct ComposerState;
 struct DisplayCaptureArgs;
-struct DisplayInfo;
 struct DisplayStatInfo;
 struct DisplayState;
 struct InputWindowCommands;
@@ -74,6 +69,8 @@
 
 struct DisplayMode;
 struct DisplayState;
+struct DynamicDisplayInfo;
+struct StaticDisplayInfo;
 
 } // namespace ui
 
@@ -202,56 +199,32 @@
     virtual status_t getDisplayState(const sp<IBinder>& display, ui::DisplayState*) = 0;
 
     /**
-     * Get immutable information about given physical display.
+     * Gets immutable information about given physical display.
      */
-    virtual status_t getDisplayInfo(const sp<IBinder>& display, DisplayInfo*) = 0;
+    virtual status_t getStaticDisplayInfo(const sp<IBinder>& display, ui::StaticDisplayInfo*) = 0;
 
     /**
-     * Get modes supported by given physical display.
+     * Gets dynamic information about given physical display.
      */
-    virtual status_t getDisplayModes(const sp<IBinder>& display, Vector<ui::DisplayMode>*) = 0;
+    virtual status_t getDynamicDisplayInfo(const sp<IBinder>& display, ui::DynamicDisplayInfo*) = 0;
 
-    /**
-     * Get the index into modes returned by getDisplayModes,
-     * corresponding to the active mode.
-     */
-    virtual int getActiveDisplayModeId(const sp<IBinder>& display) = 0;
-
-    virtual status_t getDisplayColorModes(const sp<IBinder>& display,
-            Vector<ui::ColorMode>* outColorModes) = 0;
     virtual status_t getDisplayNativePrimaries(const sp<IBinder>& display,
             ui::DisplayPrimaries& primaries) = 0;
-    virtual ui::ColorMode getActiveColorMode(const sp<IBinder>& display) = 0;
     virtual status_t setActiveColorMode(const sp<IBinder>& display,
             ui::ColorMode colorMode) = 0;
 
     /**
-     * Returns true if the connected display reports support for HDMI 2.1 Auto
-     * Low Latency Mode.
-     * For more information, see the HDMI 2.1 specification.
-     */
-    virtual status_t getAutoLowLatencyModeSupport(const sp<IBinder>& display,
-                                                  bool* outSupport) const = 0;
-
-    /**
      * Switches Auto Low Latency Mode on/off on the connected display, if it is
-     * available. This should only be called if #getAutoLowLatencyMode returns
-     * true.
+     * available. This should only be called if the display supports Auto Low
+     * Latency Mode as reported in #getDynamicDisplayInfo.
      * For more information, see the HDMI 2.1 specification.
      */
     virtual void setAutoLowLatencyMode(const sp<IBinder>& display, bool on) = 0;
 
     /**
-     * Returns true if the connected display reports support for Game Content Type.
-     * For more information, see the HDMI 1.4 specification.
-     */
-    virtual status_t getGameContentTypeSupport(const sp<IBinder>& display,
-                                               bool* outSupport) const = 0;
-
-    /**
      * This will start sending infoframes to the connected display with
-     * ContentType=Game (if on=true). This will switch the disply to Game mode.
-     * This should only be called if #getGameContentTypeSupport returns true.
+     * ContentType=Game (if on=true). This should only be called if the display
+     * Game Content Type as reported in #getDynamicDisplayInfo.
      * For more information, see the HDMI 1.4 specification.
      */
     virtual void setGameContentType(const sp<IBinder>& display, bool on) = 0;
@@ -296,13 +269,6 @@
      */
     virtual status_t getAnimationFrameStats(FrameStats* outStats) const = 0;
 
-    /* Gets the supported HDR capabilities of the given display.
-     *
-     * Requires the ACCESS_SURFACE_FLINGER permission.
-     */
-    virtual status_t getHdrCapabilities(const sp<IBinder>& display,
-            HdrCapabilities* outCapabilities) const = 0;
-
     virtual status_t enableVSyncInjections(bool enable) = 0;
 
     virtual status_t injectVSync(nsecs_t when) = 0;
@@ -383,6 +349,23 @@
      */
     virtual status_t removeRegionSamplingListener(const sp<IRegionSamplingListener>& listener) = 0;
 
+    /* Registers a listener that streams fps updates from SurfaceFlinger.
+     *
+     * The listener will stream fps updates for the layer tree rooted at layerHandle. Usually, this
+     * should be tied to a task. Layers that are not descendants of that task are out of scope for
+     * FPS computations.
+     *
+     * Multiple listeners may be supported.
+     *
+     * Requires the ACCESS_SURFACE_FLINGER permission.
+     */
+    virtual status_t addFpsListener(const sp<IBinder>& layerHandle,
+                                    const sp<gui::IFpsListener>& listener) = 0;
+    /*
+     * Removes a listener that was streaming fps updates from SurfaceFlinger.
+     */
+    virtual status_t removeFpsListener(const sp<gui::IFpsListener>& listener) = 0;
+
     /* Sets the refresh rate boundaries for the display.
      *
      * The primary refresh rate range represents display manager's general guidance on the display
@@ -397,20 +380,21 @@
      *
      * defaultMode is used to narrow the list of display modes SurfaceFlinger will consider
      * switching between. Only modes with a mode group and resolution matching defaultMode
-     * will be considered for switching. The defaultMode index corresponds to the list of modes
-     * returned from getDisplayModes().
+     * will be considered for switching. The defaultMode corresponds to an ID of mode in the list
+     * of supported modes returned from getDynamicDisplayInfo().
      */
-    virtual status_t setDesiredDisplayModeSpecs(const sp<IBinder>& displayToken, size_t defaultMode,
-                                                bool allowGroupSwitching,
-                                                float primaryRefreshRateMin,
-                                                float primaryRefreshRateMax,
-                                                float appRequestRefreshRateMin,
-                                                float appRequestRefreshRateMax) = 0;
+    virtual status_t setDesiredDisplayModeSpecs(
+            const sp<IBinder>& displayToken, ui::DisplayModeId defaultMode,
+            bool allowGroupSwitching, float primaryRefreshRateMin, float primaryRefreshRateMax,
+            float appRequestRefreshRateMin, float appRequestRefreshRateMax) = 0;
 
-    virtual status_t getDesiredDisplayModeSpecs(
-            const sp<IBinder>& displayToken, size_t* outDefaultMode, bool* outAllowGroupSwitching,
-            float* outPrimaryRefreshRateMin, float* outPrimaryRefreshRateMax,
-            float* outAppRequestRefreshRateMin, float* outAppRequestRefreshRateMax) = 0;
+    virtual status_t getDesiredDisplayModeSpecs(const sp<IBinder>& displayToken,
+                                                ui::DisplayModeId* outDefaultMode,
+                                                bool* outAllowGroupSwitching,
+                                                float* outPrimaryRefreshRateMin,
+                                                float* outPrimaryRefreshRateMax,
+                                                float* outAppRequestRefreshRateMin,
+                                                float* outAppRequestRefreshRateMax) = 0;
     /*
      * Gets whether brightness operations are supported on a display.
      *
@@ -534,7 +518,7 @@
         // Java by ActivityManagerService.
         BOOT_FINISHED = IBinder::FIRST_CALL_TRANSACTION,
         CREATE_CONNECTION,
-        GET_DISPLAY_INFO,
+        GET_STATIC_DISPLAY_INFO,
         CREATE_DISPLAY_EVENT_CONNECTION,
         CREATE_DISPLAY,
         DESTROY_DISPLAY,
@@ -542,8 +526,8 @@
         SET_TRANSACTION_STATE,
         AUTHENTICATE_SURFACE,
         GET_SUPPORTED_FRAME_TIMESTAMPS,
-        GET_DISPLAY_MODES,
-        GET_ACTIVE_DISPLAY_MODE,
+        GET_DISPLAY_MODES,       // Deprecated. Use GET_DYNAMIC_DISPLAY_INFO instead.
+        GET_ACTIVE_DISPLAY_MODE, // Deprecated. Use GET_DYNAMIC_DISPLAY_INFO instead.
         GET_DISPLAY_STATE,
         CAPTURE_DISPLAY,
         CAPTURE_LAYERS,
@@ -551,9 +535,9 @@
         GET_ANIMATION_FRAME_STATS,
         SET_POWER_MODE,
         GET_DISPLAY_STATS,
-        GET_HDR_CAPABILITIES,
-        GET_DISPLAY_COLOR_MODES,
-        GET_ACTIVE_COLOR_MODE,
+        GET_HDR_CAPABILITIES,    // Deprecated. Use GET_DYNAMIC_DISPLAY_INFO instead.
+        GET_DISPLAY_COLOR_MODES, // Deprecated. Use GET_DYNAMIC_DISPLAY_INFO instead.
+        GET_ACTIVE_COLOR_MODE,   // Deprecated. Use GET_DYNAMIC_DISPLAY_INFO instead.
         SET_ACTIVE_COLOR_MODE,
         ENABLE_VSYNC_INJECTIONS,
         INJECT_VSYNC,
@@ -576,9 +560,9 @@
         CAPTURE_DISPLAY_BY_ID,
         NOTIFY_POWER_BOOST,
         SET_GLOBAL_SHADOW_SETTINGS,
-        GET_AUTO_LOW_LATENCY_MODE_SUPPORT,
+        GET_AUTO_LOW_LATENCY_MODE_SUPPORT, // Deprecated. Use GET_DYNAMIC_DISPLAY_INFO instead.
         SET_AUTO_LOW_LATENCY_MODE,
-        GET_GAME_CONTENT_TYPE_SUPPORT,
+        GET_GAME_CONTENT_TYPE_SUPPORT, // Deprecated. Use GET_DYNAMIC_DISPLAY_INFO instead.
         SET_GAME_CONTENT_TYPE,
         SET_FRAME_RATE,
         ACQUIRE_FRAME_RATE_FLEXIBILITY_TOKEN,
@@ -586,6 +570,9 @@
         ADD_TRANSACTION_TRACE_LISTENER,
         GET_GPU_CONTEXT_PRIORITY,
         GET_EXTRA_BUFFER_COUNT,
+        GET_DYNAMIC_DISPLAY_INFO,
+        ADD_FPS_LISTENER,
+        REMOVE_FPS_LISTENER,
         // Always append new enum to the end.
     };
 
diff --git a/libs/gui/include/gui/LayerDebugInfo.h b/libs/gui/include/gui/LayerDebugInfo.h
index 66a7b4d..8b7d32c 100644
--- a/libs/gui/include/gui/LayerDebugInfo.h
+++ b/libs/gui/include/gui/LayerDebugInfo.h
@@ -20,6 +20,7 @@
 
 #include <ui/PixelFormat.h>
 #include <ui/Region.h>
+#include <ui/StretchEffect.h>
 
 #include <string>
 #include <math/vec4.h>
@@ -66,6 +67,7 @@
     bool mRefreshPending = false;
     bool mIsOpaque = false;
     bool mContentDirty = false;
+    StretchEffect mStretchEffect = {};
 };
 
 std::string to_string(const LayerDebugInfo& info);
diff --git a/libs/gui/include/gui/SurfaceComposerClient.h b/libs/gui/include/gui/SurfaceComposerClient.h
index e89f3a7..ab0347c 100644
--- a/libs/gui/include/gui/SurfaceComposerClient.h
+++ b/libs/gui/include/gui/SurfaceComposerClient.h
@@ -80,6 +80,10 @@
 using TransactionCompletedCallback =
         std::function<void(nsecs_t /*latchTime*/, const sp<Fence>& /*presentFence*/,
                            const std::vector<SurfaceControlStats>& /*stats*/)>;
+using SurfaceStatsCallback =
+        std::function<void(void* /*context*/, nsecs_t /*latchTime*/,
+                           const sp<Fence>& /*presentFence*/,
+                           const SurfaceStats& /*stats*/)>;
 
 // ---------------------------------------------------------------------------
 
@@ -108,58 +112,42 @@
     static status_t getDisplayState(const sp<IBinder>& display, ui::DisplayState*);
 
     // Get immutable information about given physical display.
-    static status_t getDisplayInfo(const sp<IBinder>& display, DisplayInfo*);
+    static status_t getStaticDisplayInfo(const sp<IBinder>& display, ui::StaticDisplayInfo*);
 
-    // Get modes supported by given physical display.
-    static status_t getDisplayModes(const sp<IBinder>& display, Vector<ui::DisplayMode>*);
+    // Get dynamic information about given physical display.
+    static status_t getDynamicDisplayInfo(const sp<IBinder>& display, ui::DynamicDisplayInfo*);
 
-    // Get the ID of the active DisplayMode, as getDisplayModes index.
-    static int getActiveDisplayModeId(const sp<IBinder>& display);
-
-    // Shorthand for getDisplayModes element at getActiveDisplayModeId index.
+    // Shorthand for the active display mode from getDynamicDisplayInfo().
+    // TODO(b/180391891): Update clients to use getDynamicDisplayInfo and remove this function.
     static status_t getActiveDisplayMode(const sp<IBinder>& display, ui::DisplayMode*);
 
     // Sets the refresh rate boundaries for the display.
-    static status_t setDesiredDisplayModeSpecs(const sp<IBinder>& displayToken, size_t defaultMode,
-                                               bool allowGroupSwitching,
-                                               float primaryRefreshRateMin,
-                                               float primaryRefreshRateMax,
-                                               float appRequestRefreshRateMin,
-                                               float appRequestRefreshRateMax);
+    static status_t setDesiredDisplayModeSpecs(
+            const sp<IBinder>& displayToken, ui::DisplayModeId defaultMode,
+            bool allowGroupSwitching, float primaryRefreshRateMin, float primaryRefreshRateMax,
+            float appRequestRefreshRateMin, float appRequestRefreshRateMax);
     // Gets the refresh rate boundaries for the display.
     static status_t getDesiredDisplayModeSpecs(const sp<IBinder>& displayToken,
-                                               size_t* outDefaultMode, bool* outAllowGroupSwitching,
+                                               ui::DisplayModeId* outDefaultMode,
+                                               bool* outAllowGroupSwitching,
                                                float* outPrimaryRefreshRateMin,
                                                float* outPrimaryRefreshRateMax,
                                                float* outAppRequestRefreshRateMin,
                                                float* outAppRequestRefreshRateMax);
 
-    // Gets the list of supported color modes for the given display
-    static status_t getDisplayColorModes(const sp<IBinder>& display,
-            Vector<ui::ColorMode>* outColorModes);
-
     // Get the coordinates of the display's native color primaries
     static status_t getDisplayNativePrimaries(const sp<IBinder>& display,
             ui::DisplayPrimaries& outPrimaries);
 
-    // Gets the active color mode for the given display
-    static ui::ColorMode getActiveColorMode(const sp<IBinder>& display);
-
     // Sets the active color mode for the given display
     static status_t setActiveColorMode(const sp<IBinder>& display,
             ui::ColorMode colorMode);
 
-    // Reports whether the connected display supports Auto Low Latency Mode
-    static bool getAutoLowLatencyModeSupport(const sp<IBinder>& display);
-
     // Switches on/off Auto Low Latency Mode on the connected display. This should only be
     // called if the connected display supports Auto Low Latency Mode as reported by
     // #getAutoLowLatencyModeSupport
     static void setAutoLowLatencyMode(const sp<IBinder>& display, bool on);
 
-    // Reports whether the connected display supports Game content type
-    static bool getGameContentTypeSupport(const sp<IBinder>& display);
-
     // Turns Game mode on/off on the connected display. This should only be called
     // if the display supports Game content type, as reported by #getGameContentTypeSupport
     static void setGameContentType(const sp<IBinder>& display, bool on);
@@ -583,9 +571,6 @@
     static status_t clearAnimationFrameStats();
     static status_t getAnimationFrameStats(FrameStats* outStats);
 
-    static status_t getHdrCapabilities(const sp<IBinder>& display,
-            HdrCapabilities* outCapabilities);
-
     static void setDisplayProjection(const sp<IBinder>& token, ui::Rotation orientation,
                                      const Rect& layerStackRect, const Rect& displayRect);
 
@@ -604,6 +589,9 @@
                                               const sp<IBinder>& stopLayerHandle,
                                               const sp<IRegionSamplingListener>& listener);
     static status_t removeRegionSamplingListener(const sp<IRegionSamplingListener>& listener);
+    static status_t addFpsListener(const sp<IBinder>& layerHandle,
+                                   const sp<gui::IFpsListener>& listener);
+    static status_t removeFpsListener(const sp<gui::IFpsListener>& listener);
 
 private:
     virtual void onFirstRef();
@@ -650,8 +638,21 @@
                 surfaceControls;
     };
 
+    struct SurfaceStatsCallbackEntry {
+        SurfaceStatsCallbackEntry(void* context, void* cookie, SurfaceStatsCallback callback)
+                : context(context),
+                cookie(cookie),
+                callback(callback) {}
+
+        void* context;
+        void* cookie;
+        SurfaceStatsCallback callback;
+    };
+
     std::unordered_map<CallbackId, CallbackTranslation> mCallbacks GUARDED_BY(mMutex);
     std::multimap<sp<IBinder>, sp<JankDataListener>> mJankListeners GUARDED_BY(mMutex);
+    std::multimap<sp<IBinder>, SurfaceStatsCallbackEntry>
+                mSurfaceStatsListeners GUARDED_BY(mMutex);
 
 public:
     static sp<TransactionCompletedListener> getInstance();
@@ -679,6 +680,10 @@
      */
     void removeJankListener(const sp<JankDataListener>& listener);
 
+    void addSurfaceStatsListener(void* context, void* cookie, sp<SurfaceControl> surfaceControl,
+                SurfaceStatsCallback listener);
+    void removeSurfaceStatsListener(void* context, void* cookie);
+
     // Overrides BnTransactionCompletedListener's onTransactionCompleted
     void onTransactionCompleted(ListenerStats stats) override;
 };
diff --git a/libs/gui/sysprop/Android.bp b/libs/gui/sysprop/Android.bp
index 64b1eac..bddb0ac 100644
--- a/libs/gui/sysprop/Android.bp
+++ b/libs/gui/sysprop/Android.bp
@@ -1,3 +1,12 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 sysprop_library {
     name: "LibGuiProperties",
     srcs: ["*.sysprop"],
diff --git a/libs/gui/tests/Android.bp b/libs/gui/tests/Android.bp
index 53c13c8..c801c62 100644
--- a/libs/gui/tests/Android.bp
+++ b/libs/gui/tests/Android.bp
@@ -2,6 +2,15 @@
 
 // Build the binary to $(TARGET_OUT_DATA_NATIVE_TESTS)/$(LOCAL_MODULE)
 // to integrate with auto-test framework.
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_test {
     name: "libgui_test",
     test_suites: ["device-tests"],
diff --git a/libs/gui/tests/BLASTBufferQueue_test.cpp b/libs/gui/tests/BLASTBufferQueue_test.cpp
index 5447b76..fb07a19 100644
--- a/libs/gui/tests/BLASTBufferQueue_test.cpp
+++ b/libs/gui/tests/BLASTBufferQueue_test.cpp
@@ -129,7 +129,11 @@
     }
 
     void setUpProducer(BLASTBufferQueueHelper adapter, sp<IGraphicBufferProducer>& producer) {
-        auto igbProducer = adapter.getIGraphicBufferProducer();
+        producer = adapter.getIGraphicBufferProducer();
+        setUpProducer(producer);
+    }
+
+    void setUpProducer(sp<IGraphicBufferProducer>& igbProducer) {
         ASSERT_NE(nullptr, igbProducer.get());
         ASSERT_EQ(NO_ERROR, igbProducer->setMaxDequeuedBufferCount(2));
         IGraphicBufferProducer::QueueBufferOutput qbOutput;
@@ -137,7 +141,6 @@
                   igbProducer->connect(new StubProducerListener, NATIVE_WINDOW_API_CPU, false,
                                        &qbOutput));
         ASSERT_NE(ui::Transform::ROT_INVALID, qbOutput.transformHint);
-        producer = igbProducer;
     }
 
     void fillBuffer(uint32_t* bufData, Rect rect, uint32_t stride, uint8_t r, uint8_t g,
@@ -555,6 +558,8 @@
     ASSERT_EQ(queuesToNativeWindow, 1);
 }
 
+// Test a slow producer doesn't hold up a faster producer from the same client. Essentially tests
+// BBQ uses separate transaction queues.
 TEST_F(BLASTBufferQueueTest, OutOfOrderTransactionTest) {
     sp<SurfaceControl> bgSurface =
             mClient->createSurface(String8("BGTest"), 0, 0, PIXEL_FORMAT_RGBA_8888,
@@ -781,7 +786,7 @@
     void setUpAndQueueBuffer(const sp<IGraphicBufferProducer>& igbProducer,
                              nsecs_t* requestedPresentTime, nsecs_t* postedTime,
                              IGraphicBufferProducer::QueueBufferOutput* qbOutput,
-                             bool getFrameTimestamps) {
+                             bool getFrameTimestamps, nsecs_t requestedPresentTimeDelay = 0) {
         int slot;
         sp<Fence> fence;
         sp<GraphicBuffer> buf;
@@ -791,7 +796,7 @@
         ASSERT_EQ(IGraphicBufferProducer::BUFFER_NEEDS_REALLOCATION, ret);
         ASSERT_EQ(OK, igbProducer->requestBuffer(slot, &buf));
 
-        nsecs_t requestedTime = systemTime();
+        nsecs_t requestedTime = systemTime() + requestedPresentTimeDelay;
         if (requestedPresentTime) *requestedPresentTime = requestedTime;
         IGraphicBufferProducer::QueueBufferInput input(requestedTime, false, HAL_DATASPACE_UNKNOWN,
                                                        Rect(mDisplayWidth, mDisplayHeight),
@@ -801,6 +806,27 @@
         if (postedTime) *postedTime = systemTime();
         igbProducer->queueBuffer(slot, input, qbOutput);
     }
+
+    void createBufferQueueProducer(sp<IGraphicBufferProducer>* bqIgbp) {
+        mBufferQueueSurfaceControl =
+                mClient->createSurface(String8("BqSurface"), 0, 0, PIXEL_FORMAT_RGBA_8888,
+                                       ISurfaceComposerClient::eFXSurfaceBufferQueue);
+        ASSERT_NE(nullptr, mBufferQueueSurfaceControl.get());
+        Transaction()
+                .setLayerStack(mBufferQueueSurfaceControl, 0)
+                .show(mBufferQueueSurfaceControl)
+                .setDataspace(mBufferQueueSurfaceControl, ui::Dataspace::V0_SRGB)
+                .setSize(mBufferQueueSurfaceControl, mDisplayWidth, mDisplayHeight)
+                .setLayer(mBufferQueueSurfaceControl, std::numeric_limits<int32_t>::max())
+                .apply();
+
+        sp<Surface> bqSurface = mBufferQueueSurfaceControl->getSurface();
+        ASSERT_NE(nullptr, bqSurface.get());
+
+        *bqIgbp = bqSurface->getIGraphicBufferProducer();
+        setUpProducer(*bqIgbp);
+    }
+    sp<SurfaceControl> mBufferQueueSurfaceControl;
 };
 
 TEST_F(BLASTFrameEventHistoryTest, FrameEventHistory_Basic) {
@@ -853,4 +879,153 @@
     // wait for any callbacks that have not been received
     adapter.waitForCallbacks();
 }
+
+// Runs the same Frame Event History test
+TEST_F(BLASTFrameEventHistoryTest, FrameEventHistory_Basic_BufferQueue) {
+    sp<IGraphicBufferProducer> bqIgbp;
+    createBufferQueueProducer(&bqIgbp);
+
+    ProducerFrameEventHistory history;
+    IGraphicBufferProducer::QueueBufferOutput qbOutput;
+    nsecs_t requestedPresentTimeA = 0;
+    nsecs_t postedTimeA = 0;
+    setUpAndQueueBuffer(bqIgbp, &requestedPresentTimeA, &postedTimeA, &qbOutput, true);
+    history.applyDelta(qbOutput.frameTimestamps);
+
+    FrameEvents* events = nullptr;
+    events = history.getFrame(1);
+    ASSERT_NE(nullptr, events);
+    ASSERT_EQ(1, events->frameNumber);
+    ASSERT_EQ(requestedPresentTimeA, events->requestedPresentTime);
+    ASSERT_GE(events->postedTime, postedTimeA);
+
+    // wait for buffer to be presented
+    std::this_thread::sleep_for(200ms);
+
+    nsecs_t requestedPresentTimeB = 0;
+    nsecs_t postedTimeB = 0;
+    setUpAndQueueBuffer(bqIgbp, &requestedPresentTimeB, &postedTimeB, &qbOutput, true);
+    history.applyDelta(qbOutput.frameTimestamps);
+    events = history.getFrame(1);
+    ASSERT_NE(nullptr, events);
+
+    // frame number, requestedPresentTime, and postTime should not have changed
+    ASSERT_EQ(1, events->frameNumber);
+    ASSERT_EQ(requestedPresentTimeA, events->requestedPresentTime);
+    ASSERT_GE(events->postedTime, postedTimeA);
+
+    ASSERT_GE(events->latchTime, postedTimeA);
+    ASSERT_FALSE(events->hasDequeueReadyInfo());
+
+    ASSERT_NE(nullptr, events->gpuCompositionDoneFence);
+    ASSERT_NE(nullptr, events->displayPresentFence);
+    ASSERT_NE(nullptr, events->releaseFence);
+
+    // we should also have gotten the initial values for the next frame
+    events = history.getFrame(2);
+    ASSERT_NE(nullptr, events);
+    ASSERT_EQ(2, events->frameNumber);
+    ASSERT_EQ(requestedPresentTimeB, events->requestedPresentTime);
+    ASSERT_GE(events->postedTime, postedTimeB);
+}
+
+TEST_F(BLASTFrameEventHistoryTest, FrameEventHistory_DroppedFrame) {
+    BLASTBufferQueueHelper adapter(mSurfaceControl, mDisplayWidth, mDisplayHeight);
+    sp<IGraphicBufferProducer> igbProducer;
+    setUpProducer(adapter, igbProducer);
+
+    ProducerFrameEventHistory history;
+    IGraphicBufferProducer::QueueBufferOutput qbOutput;
+    nsecs_t requestedPresentTimeA = 0;
+    nsecs_t postedTimeA = 0;
+    nsecs_t presentTimeDelay = std::chrono::nanoseconds(500ms).count();
+    setUpAndQueueBuffer(igbProducer, &requestedPresentTimeA, &postedTimeA, &qbOutput, true,
+                        presentTimeDelay);
+    history.applyDelta(qbOutput.frameTimestamps);
+
+    FrameEvents* events = nullptr;
+    events = history.getFrame(1);
+    ASSERT_NE(nullptr, events);
+    ASSERT_EQ(1, events->frameNumber);
+    ASSERT_EQ(requestedPresentTimeA, events->requestedPresentTime);
+    ASSERT_GE(events->postedTime, postedTimeA);
+
+    // queue another buffer so the first can be dropped
+    nsecs_t requestedPresentTimeB = 0;
+    nsecs_t postedTimeB = 0;
+    setUpAndQueueBuffer(igbProducer, &requestedPresentTimeB, &postedTimeB, &qbOutput, true);
+    history.applyDelta(qbOutput.frameTimestamps);
+    events = history.getFrame(1);
+    ASSERT_NE(nullptr, events);
+
+    // frame number, requestedPresentTime, and postTime should not have changed
+    ASSERT_EQ(1, events->frameNumber);
+    ASSERT_EQ(requestedPresentTimeA, events->requestedPresentTime);
+    ASSERT_GE(events->postedTime, postedTimeA);
+
+    // a valid latchtime should not be set
+    ASSERT_FALSE(events->hasLatchInfo());
+    ASSERT_FALSE(events->hasDequeueReadyInfo());
+
+    ASSERT_NE(nullptr, events->gpuCompositionDoneFence);
+    ASSERT_NE(nullptr, events->displayPresentFence);
+    ASSERT_NE(nullptr, events->releaseFence);
+
+    // we should also have gotten the initial values for the next frame
+    events = history.getFrame(2);
+    ASSERT_NE(nullptr, events);
+    ASSERT_EQ(2, events->frameNumber);
+    ASSERT_EQ(requestedPresentTimeB, events->requestedPresentTime);
+    ASSERT_GE(events->postedTime, postedTimeB);
+}
+
+TEST_F(BLASTFrameEventHistoryTest, FrameEventHistory_DroppedFrame_BufferQueue) {
+    sp<IGraphicBufferProducer> bqIgbp;
+    createBufferQueueProducer(&bqIgbp);
+
+    ProducerFrameEventHistory history;
+    IGraphicBufferProducer::QueueBufferOutput qbOutput;
+    nsecs_t requestedPresentTimeA = 0;
+    nsecs_t postedTimeA = 0;
+    nsecs_t presentTimeDelay = std::chrono::nanoseconds(500ms).count();
+    setUpAndQueueBuffer(bqIgbp, &requestedPresentTimeA, &postedTimeA, &qbOutput, true,
+                        presentTimeDelay);
+    history.applyDelta(qbOutput.frameTimestamps);
+
+    FrameEvents* events = nullptr;
+    events = history.getFrame(1);
+    ASSERT_NE(nullptr, events);
+    ASSERT_EQ(1, events->frameNumber);
+    ASSERT_EQ(requestedPresentTimeA, events->requestedPresentTime);
+    ASSERT_GE(events->postedTime, postedTimeA);
+
+    // queue another buffer so the first can be dropped
+    nsecs_t requestedPresentTimeB = 0;
+    nsecs_t postedTimeB = 0;
+    setUpAndQueueBuffer(bqIgbp, &requestedPresentTimeB, &postedTimeB, &qbOutput, true);
+    history.applyDelta(qbOutput.frameTimestamps);
+    events = history.getFrame(1);
+    ASSERT_NE(nullptr, events);
+
+    // frame number, requestedPresentTime, and postTime should not have changed
+    ASSERT_EQ(1, events->frameNumber);
+    ASSERT_EQ(requestedPresentTimeA, events->requestedPresentTime);
+    ASSERT_GE(events->postedTime, postedTimeA);
+
+    // a valid latchtime should not be set
+    ASSERT_FALSE(events->hasLatchInfo());
+    ASSERT_FALSE(events->hasDequeueReadyInfo());
+
+    ASSERT_NE(nullptr, events->gpuCompositionDoneFence);
+    ASSERT_NE(nullptr, events->displayPresentFence);
+    ASSERT_NE(nullptr, events->releaseFence);
+
+    // we should also have gotten the initial values for the next frame
+    events = history.getFrame(2);
+    ASSERT_NE(nullptr, events);
+    ASSERT_EQ(2, events->frameNumber);
+    ASSERT_EQ(requestedPresentTimeB, events->requestedPresentTime);
+    ASSERT_GE(events->postedTime, postedTimeB);
+}
+
 } // namespace android
diff --git a/libs/gui/tests/Surface_test.cpp b/libs/gui/tests/Surface_test.cpp
index 43909ac..91b2aff 100644
--- a/libs/gui/tests/Surface_test.cpp
+++ b/libs/gui/tests/Surface_test.cpp
@@ -32,6 +32,7 @@
 #include <inttypes.h>
 #include <private/gui/ComposerService.h>
 #include <ui/BufferQueueDefs.h>
+#include <ui/DisplayMode.h>
 #include <ui/Rect.h>
 #include <utils/String8.h>
 
@@ -734,10 +735,11 @@
     }
 
     void setPowerMode(const sp<IBinder>& /*display*/, int /*mode*/) override {}
-    status_t getDisplayInfo(const sp<IBinder>& /*display*/, DisplayInfo*) override {
+    status_t getStaticDisplayInfo(const sp<IBinder>& /*display*/, ui::StaticDisplayInfo*) override {
         return NO_ERROR;
     }
-    status_t getDisplayModes(const sp<IBinder>& /*display*/, Vector<ui::DisplayMode>*) override {
+    status_t getDynamicDisplayInfo(const sp<IBinder>& /*display*/,
+                                   ui::DynamicDisplayInfo*) override {
         return NO_ERROR;
     }
     status_t getDisplayState(const sp<IBinder>& /*display*/, ui::DisplayState*) override {
@@ -745,34 +747,17 @@
     }
     status_t getDisplayStats(const sp<IBinder>& /*display*/,
             DisplayStatInfo* /*stats*/) override { return NO_ERROR; }
-    int getActiveDisplayModeId(const sp<IBinder>& /*display*/) override { return 0; }
-    status_t getDisplayColorModes(const sp<IBinder>& /*display*/,
-            Vector<ColorMode>* /*outColorModes*/) override {
-        return NO_ERROR;
-    }
     status_t getDisplayNativePrimaries(const sp<IBinder>& /*display*/,
             ui::DisplayPrimaries& /*primaries*/) override {
         return NO_ERROR;
     }
-    ColorMode getActiveColorMode(const sp<IBinder>& /*display*/)
-            override {
-        return ColorMode::NATIVE;
-    }
     status_t setActiveColorMode(const sp<IBinder>& /*display*/,
         ColorMode /*colorMode*/) override { return NO_ERROR; }
     status_t captureDisplay(const DisplayCaptureArgs& /* captureArgs */,
                             const sp<IScreenCaptureListener>& /* captureListener */) override {
         return NO_ERROR;
     }
-    status_t getAutoLowLatencyModeSupport(const sp<IBinder>& /*display*/,
-                                          bool* /*outSupport*/) const override {
-        return NO_ERROR;
-    }
     void setAutoLowLatencyMode(const sp<IBinder>& /*display*/, bool /*on*/) override {}
-    status_t getGameContentTypeSupport(const sp<IBinder>& /*display*/,
-                                       bool* /*outSupport*/) const override {
-        return NO_ERROR;
-    }
     void setGameContentType(const sp<IBinder>& /*display*/, bool /*on*/) override {}
     status_t captureDisplay(uint64_t /*displayOrLayerStack*/,
                             const sp<IScreenCaptureListener>& /* captureListener */) override {
@@ -787,10 +772,6 @@
     status_t getAnimationFrameStats(FrameStats* /*outStats*/) const override {
         return NO_ERROR;
     }
-    status_t getHdrCapabilities(const sp<IBinder>& /*display*/,
-            HdrCapabilities* /*outCapabilities*/) const override {
-        return NO_ERROR;
-    }
     status_t enableVSyncInjections(bool /*enable*/) override {
         return NO_ERROR;
     }
@@ -843,7 +824,13 @@
             const sp<IRegionSamplingListener>& /*listener*/) override {
         return NO_ERROR;
     }
-    status_t setDesiredDisplayModeSpecs(const sp<IBinder>& /*displayToken*/, size_t /*defaultMode*/,
+    status_t addFpsListener(const sp<IBinder>& /*layerHandle*/,
+                            const sp<gui::IFpsListener>& /*listener*/) {
+        return NO_ERROR;
+    }
+    status_t removeFpsListener(const sp<gui::IFpsListener>& /*listener*/) { return NO_ERROR; }
+    status_t setDesiredDisplayModeSpecs(const sp<IBinder>& /*displayToken*/,
+                                        ui::DisplayModeId /*defaultMode*/,
                                         bool /*allowGroupSwitching*/,
                                         float /*primaryRefreshRateMin*/,
                                         float /*primaryRefreshRateMax*/,
@@ -852,7 +839,7 @@
         return NO_ERROR;
     }
     status_t getDesiredDisplayModeSpecs(const sp<IBinder>& /*displayToken*/,
-                                        size_t* /*outDefaultMode*/,
+                                        ui::DisplayModeId* /*outDefaultMode*/,
                                         bool* /*outAllowGroupSwitching*/,
                                         float* /*outPrimaryRefreshRateMin*/,
                                         float* /*outPrimaryRefreshRateMax*/,
diff --git a/libs/incidentcompanion/Android.bp b/libs/incidentcompanion/Android.bp
index 63411b9..ef7f523 100644
--- a/libs/incidentcompanion/Android.bp
+++ b/libs/incidentcompanion/Android.bp
@@ -14,6 +14,15 @@
  * limitations under the License.
  */
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 filegroup {
     name: "incidentcompanion_aidl",
     srcs: [
@@ -49,4 +58,3 @@
         "-Wunused-parameter",
     ],
 }
-
diff --git a/libs/input/Android.bp b/libs/input/Android.bp
index fce3000..4253610 100644
--- a/libs/input/Android.bp
+++ b/libs/input/Android.bp
@@ -14,6 +14,15 @@
 
 // libinput is partially built for the host (used by build time keymap validation tool)
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 filegroup {
     name: "inputconstants_aidl",
     srcs: [
diff --git a/libs/input/InputDevice.cpp b/libs/input/InputDevice.cpp
index 698cf6e..ffcc1cd 100644
--- a/libs/input/InputDevice.cpp
+++ b/libs/input/InputDevice.cpp
@@ -170,7 +170,8 @@
         mHasButtonUnderPad(other.mHasButtonUnderPad),
         mHasSensor(other.mHasSensor),
         mMotionRanges(other.mMotionRanges),
-        mSensors(other.mSensors) {}
+        mSensors(other.mSensors),
+        mLights(other.mLights) {}
 
 InputDeviceInfo::~InputDeviceInfo() {
 }
@@ -193,6 +194,7 @@
     mHasSensor = false;
     mMotionRanges.clear();
     mSensors.clear();
+    mLights.clear();
 }
 
 const InputDeviceInfo::MotionRange* InputDeviceInfo::getMotionRange(
@@ -229,6 +231,13 @@
     mSensors.insert_or_assign(info.type, info);
 }
 
+void InputDeviceInfo::addLightInfo(const InputDeviceLightInfo& info) {
+    if (mLights.find(info.id) != mLights.end()) {
+        ALOGW("Light id %d already exists, will be replaced by new light added.", info.id);
+    }
+    mLights.insert_or_assign(info.id, info);
+}
+
 const std::vector<InputDeviceSensorType> InputDeviceInfo::getSensorTypes() {
     std::vector<InputDeviceSensorType> types;
     for (const auto& [type, info] : mSensors) {
@@ -245,4 +254,20 @@
     return &it->second;
 }
 
+const std::vector<int32_t> InputDeviceInfo::getLightIds() {
+    std::vector<int32_t> ids;
+    for (const auto& [id, info] : mLights) {
+        ids.push_back(id);
+    }
+    return ids;
+}
+
+const InputDeviceLightInfo* InputDeviceInfo::getLightInfo(int32_t id) {
+    auto it = mLights.find(id);
+    if (it == mLights.end()) {
+        return nullptr;
+    }
+    return &it->second;
+}
+
 } // namespace android
diff --git a/libs/input/tests/Android.bp b/libs/input/tests/Android.bp
index b23aade..fe8a567 100644
--- a/libs/input/tests/Android.bp
+++ b/libs/input/tests/Android.bp
@@ -1,4 +1,13 @@
 // Build the unit tests.
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_test {
     name: "libinput_tests",
     srcs: [
diff --git a/libs/math/Android.bp b/libs/math/Android.bp
index 22d4712..907eb67 100644
--- a/libs/math/Android.bp
+++ b/libs/math/Android.bp
@@ -12,6 +12,23 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    default_applicable_licenses: ["frameworks_native_libs_math_license"],
+}
+
+// Added automatically by a large-scale-change
+// See: http://go/android-license-faq
+license {
+    name: "frameworks_native_libs_math_license",
+    visibility: [":__subpackages__"],
+    license_kinds: [
+        "SPDX-license-identifier-Apache-2.0",
+    ],
+    license_text: [
+        "NOTICE",
+    ],
+}
+
 cc_library_static {
     name: "libmath",
     host_supported: true,
@@ -22,6 +39,7 @@
         "com.android.media.swcodec",
         "com.android.neuralnetworks",
     ],
+
     min_sdk_version: "29",
 
     export_include_dirs: ["include"],
@@ -32,4 +50,23 @@
     }
 }
 
+cc_library_headers {
+    name: "libmath_headers",
+    export_include_dirs: ["include"],
+    host_supported: true,
+    vendor_available: true,
+
+    apex_available: [
+        "//apex_available:anyapex",
+        "//apex_available:platform",
+    ],
+    min_sdk_version: "apex_inherit",
+
+    target:  {
+        windows: {
+            enabled: true,
+        }
+    }
+}
+
 subdirs = ["tests"]
diff --git a/libs/math/OWNERS b/libs/math/OWNERS
index 6fb149a..72d33bc 100644
--- a/libs/math/OWNERS
+++ b/libs/math/OWNERS
@@ -1,6 +1,3 @@
-jaesoo@google.com
-jiyong@google.com
 mathias@google.com
-pawin@google.com
 randolphs@google.com
 romainguy@google.com
diff --git a/libs/math/include/math/HashCombine.h b/libs/math/include/math/HashCombine.h
new file mode 100644
index 0000000..e91b52b
--- /dev/null
+++ b/libs/math/include/math/HashCombine.h
@@ -0,0 +1,38 @@
+/*
+ * Copyright 2021 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 <functional>
+
+namespace android {
+static inline void hashCombineSingleHashed(size_t& combinedHash, size_t hash) {
+    combinedHash = 31 * combinedHash + hash;
+}
+
+template<typename T>
+static inline void hashCombineSingle(size_t& combinedHash, const T& val) {
+    hashCombineSingleHashed(combinedHash, std::hash<T>{}(val));
+}
+
+template<typename... Types>
+static inline size_t hashCombine(const Types& ... args) {
+    size_t hash = 0;
+    ( hashCombineSingle(hash, args), ... );
+    return hash;
+}
+
+} // namespace android
\ No newline at end of file
diff --git a/libs/math/include/math/TVecHelpers.h b/libs/math/include/math/TVecHelpers.h
index 20f852f..0dac662 100644
--- a/libs/math/include/math/TVecHelpers.h
+++ b/libs/math/include/math/TVecHelpers.h
@@ -19,9 +19,11 @@
 
 #include <math.h>
 #include <stdint.h>
+#include <math/HashCombine.h>
 #include <sys/types.h>
 
 #include <cmath>
+#include <functional>
 #include <limits>
 #include <iostream>
 
@@ -250,6 +252,17 @@
         }
         return r;
     }
+
+    // This isn't strictly a unary operator, but it is a common place shared between both
+    // matrix and vector classes
+    size_t hash() const {
+        VECTOR<T> const& rv(static_cast<VECTOR<T> const&>(*this));
+        size_t hashed = 0;
+        for (size_t i = 0; i < rv.size(); i++) {
+            android::hashCombineSingle(hashed, rv[i]);
+        }
+        return hashed;
+    }
 };
 
 /*
@@ -606,3 +619,16 @@
 // -------------------------------------------------------------------------------------
 }  // namespace details
 }  // namespace android
+
+namespace std {
+    template<template<typename T> class VECTOR, typename T>
+    struct hash<VECTOR<T>> {
+        static constexpr bool IS_VECTOR =
+            std::is_base_of<android::details::TVecUnaryOperators<VECTOR, T>, VECTOR<T>>::value;
+
+        typename std::enable_if<IS_VECTOR, size_t>::type
+        operator()(const VECTOR<T>& v) const {
+            return v.hash();
+        }
+    };
+}
diff --git a/libs/math/include/math/half.h b/libs/math/include/math/half.h
index 617a0ab..5ec9bf7 100644
--- a/libs/math/include/math/half.h
+++ b/libs/math/include/math/half.h
@@ -17,6 +17,7 @@
 #pragma once
 
 #include <stdint.h>
+#include <functional>
 #include <iosfwd>
 #include <limits>
 #include <type_traits>
@@ -202,6 +203,12 @@
     inline static constexpr type signaling_NaN() noexcept { return android::half(android::half::binary, 0x7dff); }
 };
 
+template<> struct hash<android::half> {
+    size_t operator()(const android::half& half) {
+        return std::hash<float>{}(half);
+    }
+};
+
 } // namespace std
 
 #ifdef LIKELY_DEFINED_LOCAL
diff --git a/libs/math/tests/Android.bp b/libs/math/tests/Android.bp
index 0184f56..14fb72a 100644
--- a/libs/math/tests/Android.bp
+++ b/libs/math/tests/Android.bp
@@ -14,6 +14,15 @@
 // limitations under the License.
 //
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_libs_math_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_libs_math_license"],
+}
+
 cc_test {
     name: "vec_test",
     srcs: ["vec_test.cpp"],
@@ -41,3 +50,10 @@
     static_libs: ["libmath"],
     cflags: ["-Wall", "-Werror"],
 }
+
+cc_test {
+    name: "hashcombine_test",
+    srcs: ["hashcombine_test.cpp"],
+    static_libs: ["libmath"],
+    cflags: ["-Wall", "-Werror"],
+}
diff --git a/libs/math/tests/half_test.cpp b/libs/math/tests/half_test.cpp
index 604072e..a514d98 100644
--- a/libs/math/tests/half_test.cpp
+++ b/libs/math/tests/half_test.cpp
@@ -94,4 +94,13 @@
     EXPECT_EQ(f4.xy, h2);
 }
 
+
+TEST_F(HalfTest, Hash) {
+    float4 f4a(1,2,3,4);
+    float4 f4b(2,2,3,4);
+    half4 h4a(f4a), h4b(f4b);
+
+    EXPECT_NE(std::hash<half4>{}(h4a), std::hash<half4>{}(h4b));
+}
+
 }; // namespace android
diff --git a/libs/math/tests/hashcombine_test.cpp b/libs/math/tests/hashcombine_test.cpp
new file mode 100644
index 0000000..96c6e81
--- /dev/null
+++ b/libs/math/tests/hashcombine_test.cpp
@@ -0,0 +1,43 @@
+/*
+ * Copyright 2021 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 "HashCombineTest"
+
+#include <math.h>
+#include <stdlib.h>
+
+#include <math/half.h>
+#include <math/vec4.h>
+
+#include <gtest/gtest.h>
+
+namespace android {
+
+class HashCombineTest : public testing::Test {
+protected:
+};
+
+TEST_F(HashCombineTest, Basics) {
+    char a = 40;
+    int b = 32;
+    int c = 55;
+    float d = 42.f;
+    float d_ = 42.1f;
+
+    EXPECT_NE(hashCombine(a, b, c, d), hashCombine(a, b, c, d_));
+}
+
+}; // namespace android
diff --git a/libs/nativebase/Android.bp b/libs/nativebase/Android.bp
index 8399e8c..1a4729c 100644
--- a/libs/nativebase/Android.bp
+++ b/libs/nativebase/Android.bp
@@ -12,6 +12,23 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    default_applicable_licenses: ["frameworks_native_libs_nativebase_license"],
+}
+
+// Added automatically by a large-scale-change
+// See: http://go/android-license-faq
+license {
+    name: "frameworks_native_libs_nativebase_license",
+    visibility: [":__subpackages__"],
+    license_kinds: [
+        "SPDX-license-identifier-Apache-2.0",
+    ],
+    license_text: [
+        "NOTICE",
+    ],
+}
+
 cc_library_headers {
     name: "libnativebase_headers",
     vendor_available: true,
diff --git a/libs/nativedisplay/ADisplay.cpp b/libs/nativedisplay/ADisplay.cpp
index c595aa6..6288194 100644
--- a/libs/nativedisplay/ADisplay.cpp
+++ b/libs/nativedisplay/ADisplay.cpp
@@ -16,10 +16,11 @@
 
 #include <apex/display.h>
 #include <gui/SurfaceComposerClient.h>
-#include <ui/DisplayInfo.h>
 #include <ui/DisplayMode.h>
+#include <ui/DynamicDisplayInfo.h>
 #include <ui/GraphicTypes.h>
 #include <ui/PixelFormat.h>
+#include <ui/StaticDisplayInfo.h>
 
 #include <algorithm>
 #include <optional>
@@ -33,6 +34,11 @@
  */
 struct DisplayConfigImpl {
     /**
+     * The ID of the display configuration.
+     */
+    size_t id;
+
+    /**
      * The width in pixels of the display configuration.
      */
     int32_t width{0};
@@ -139,17 +145,19 @@
     for (int i = 0; i < size; ++i) {
         const sp<IBinder> token = SurfaceComposerClient::getPhysicalDisplayToken(ids[i]);
 
-        DisplayInfo info;
-        if (const status_t status = SurfaceComposerClient::getDisplayInfo(token, &info);
+        ui::StaticDisplayInfo staticInfo;
+        if (const status_t status = SurfaceComposerClient::getStaticDisplayInfo(token, &staticInfo);
             status != OK) {
             return status;
         }
 
-        Vector<ui::DisplayMode> modes;
-        if (const status_t status = SurfaceComposerClient::getDisplayModes(token, &modes);
+        ui::DynamicDisplayInfo dynamicInfo;
+        if (const status_t status =
+                    SurfaceComposerClient::getDynamicDisplayInfo(token, &dynamicInfo);
             status != OK) {
             return status;
         }
+        const auto& modes = dynamicInfo.supportedDisplayModes;
         if (modes.empty()) {
             return NO_INIT;
         }
@@ -159,9 +167,9 @@
         for (int j = 0; j < modes.size(); ++j) {
             const ui::DisplayMode& mode = modes[j];
             modesPerDisplay[i].emplace_back(
-                    DisplayConfigImpl{mode.resolution.getWidth(), mode.resolution.getHeight(),
-                                      info.density, mode.refreshRate, mode.sfVsyncOffset,
-                                      mode.appVsyncOffset});
+                    DisplayConfigImpl{static_cast<size_t>(mode.id), mode.resolution.getWidth(),
+                                      mode.resolution.getHeight(), staticInfo.density,
+                                      mode.refreshRate, mode.sfVsyncOffset, mode.appVsyncOffset});
         }
     }
 
@@ -257,15 +265,22 @@
     CHECK_NOT_NULL(display);
 
     sp<IBinder> token = getToken(display);
-    const int index = SurfaceComposerClient::getActiveDisplayModeId(token);
-    if (index < 0) {
-        return index;
+    ui::DynamicDisplayInfo info;
+    if (const auto status = SurfaceComposerClient::getDynamicDisplayInfo(token, &info);
+        status != OK) {
+        return status;
     }
 
     DisplayImpl* impl = reinterpret_cast<DisplayImpl*>(display);
+    for (size_t i = 0; i < impl->numConfigs; i++) {
+        auto* config = impl->configs + i;
+        if (config->id == info.activeDisplayModeId) {
+            *outConfig = reinterpret_cast<ADisplayConfig*>(config);
+            return OK;
+        }
+    }
 
-    *outConfig = reinterpret_cast<ADisplayConfig*>(impl->configs + index);
-    return OK;
+    return NAME_NOT_FOUND;
 }
 
 float ADisplayConfig_getDensity(ADisplayConfig* config) {
diff --git a/libs/nativedisplay/Android.bp b/libs/nativedisplay/Android.bp
index 6574ae6..ed728dc 100644
--- a/libs/nativedisplay/Android.bp
+++ b/libs/nativedisplay/Android.bp
@@ -12,6 +12,25 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    default_applicable_licenses: [
+        "frameworks_native_libs_nativedisplay_license",
+    ],
+}
+
+// Added automatically by a large-scale-change
+// See: http://go/android-license-faq
+license {
+    name: "frameworks_native_libs_nativedisplay_license",
+    visibility: [":__subpackages__"],
+    license_kinds: [
+        "SPDX-license-identifier-Apache-2.0",
+    ],
+    license_text: [
+        "NOTICE",
+    ],
+}
+
 cc_library_headers {
     name: "libnativedisplay_headers",
     export_include_dirs: ["include",],
diff --git a/libs/nativedisplay/include/apex/display.h b/libs/nativedisplay/include/apex/display.h
index a7eaf87..bd94b55 100644
--- a/libs/nativedisplay/include/apex/display.h
+++ b/libs/nativedisplay/include/apex/display.h
@@ -97,6 +97,11 @@
  * such an update is observed, then this method should be recalled to get the
  * new current configuration.
  *
+ * After a subsequent hotplug "connected" event the supported display configs
+ * may change. Then the preloaded display configs will be stale and the
+ * call for current config may return NAME_NOT_FOUND. In this case the client
+ * should release and re-acquire the display handle.
+ *
  * Returns OK on success, -errno on failure.
  */
 int ADisplay_getCurrentConfig(ADisplay* display, ADisplayConfig** outConfig);
diff --git a/libs/nativewindow/Android.bp b/libs/nativewindow/Android.bp
index 3011dcc..8675439 100644
--- a/libs/nativewindow/Android.bp
+++ b/libs/nativewindow/Android.bp
@@ -12,6 +12,25 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    default_applicable_licenses: [
+        "frameworks_native_libs_nativewindow_license",
+    ],
+}
+
+// Added automatically by a large-scale-change
+// See: http://go/android-license-faq
+license {
+    name: "frameworks_native_libs_nativewindow_license",
+    visibility: [":__subpackages__"],
+    license_kinds: [
+        "SPDX-license-identifier-Apache-2.0",
+    ],
+    license_text: [
+        "NOTICE",
+    ],
+}
+
 ndk_headers {
     name: "libnativewindow_ndk_headers",
     from: "include/android",
diff --git a/libs/nativewindow/tests/Android.bp b/libs/nativewindow/tests/Android.bp
index 2e4bd99..30737c1 100644
--- a/libs/nativewindow/tests/Android.bp
+++ b/libs/nativewindow/tests/Android.bp
@@ -14,6 +14,17 @@
 // limitations under the License.
 //
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_libs_nativewindow_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: [
+        "frameworks_native_libs_nativewindow_license",
+    ],
+}
+
 cc_test {
     name: "libnativewindow_test",
     test_suites: [
diff --git a/libs/renderengine/Android.bp b/libs/renderengine/Android.bp
index 00540b8..eb3b434 100644
--- a/libs/renderengine/Android.bp
+++ b/libs/renderengine/Android.bp
@@ -1,3 +1,12 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_defaults {
     name: "renderengine_defaults",
     cflags: [
diff --git a/libs/renderengine/OWNERS b/libs/renderengine/OWNERS
index 08cf2de..c478506 100644
--- a/libs/renderengine/OWNERS
+++ b/libs/renderengine/OWNERS
@@ -1,3 +1,5 @@
 alecmouri@google.com
+djsollen@google.com
 jreck@google.com
 lpy@google.com
+scroggo@google.com
diff --git a/libs/renderengine/gl/GLESRenderEngine.h b/libs/renderengine/gl/GLESRenderEngine.h
index 64d6c6b..7496b74 100644
--- a/libs/renderengine/gl/GLESRenderEngine.h
+++ b/libs/renderengine/gl/GLESRenderEngine.h
@@ -72,6 +72,7 @@
                         base::unique_fd&& bufferFence, base::unique_fd* drawFence) override;
     bool cleanupPostRender(CleanupMode mode) override;
     int getContextPriority() override;
+    bool supportsBackgroundBlur() override { return mBlurFilter != nullptr; }
 
     EGLDisplay getEGLDisplay() const { return mEGLDisplay; }
     // Creates an output image for rendering to
diff --git a/libs/renderengine/gl/filters/BlurFilter.cpp b/libs/renderengine/gl/filters/BlurFilter.cpp
index 19f18c0..3455e08 100644
--- a/libs/renderengine/gl/filters/BlurFilter.cpp
+++ b/libs/renderengine/gl/filters/BlurFilter.cpp
@@ -207,7 +207,7 @@
 }
 
 string BlurFilter::getVertexShader() const {
-    return R"SHADER(#version 310 es
+    return R"SHADER(#version 300 es
         precision mediump float;
 
         in vec2 aPosition;
@@ -222,7 +222,7 @@
 }
 
 string BlurFilter::getFragmentShader() const {
-    return R"SHADER(#version 310 es
+    return R"SHADER(#version 300 es
         precision mediump float;
 
         uniform sampler2D uTexture;
@@ -244,7 +244,7 @@
 }
 
 string BlurFilter::getMixFragShader() const {
-    string shader = R"SHADER(#version 310 es
+    string shader = R"SHADER(#version 300 es
         precision mediump float;
 
         in highp vec2 vUV;
diff --git a/libs/renderengine/include/renderengine/RenderEngine.h b/libs/renderengine/include/renderengine/RenderEngine.h
index 506f81e..163a163 100644
--- a/libs/renderengine/include/renderengine/RenderEngine.h
+++ b/libs/renderengine/include/renderengine/RenderEngine.h
@@ -188,6 +188,10 @@
     // number of contexts that can be created at a specific priority level in the system.
     virtual int getContextPriority() = 0;
 
+    // Returns true if blur was requested in the RenderEngineCreationArgs and the implementation
+    // also supports background blur.  If false, no blur will be applied when drawing layers.
+    virtual bool supportsBackgroundBlur() = 0;
+
 protected:
     friend class threaded::RenderEngineThreaded;
 };
diff --git a/libs/renderengine/include/renderengine/mock/RenderEngine.h b/libs/renderengine/include/renderengine/mock/RenderEngine.h
index 2c34da4..895ba3f 100644
--- a/libs/renderengine/include/renderengine/mock/RenderEngine.h
+++ b/libs/renderengine/include/renderengine/mock/RenderEngine.h
@@ -54,6 +54,7 @@
                           base::unique_fd*));
     MOCK_METHOD0(cleanFramebufferCache, void());
     MOCK_METHOD0(getContextPriority, int());
+    MOCK_METHOD0(supportsBackgroundBlur, bool());
 };
 
 } // namespace mock
diff --git a/libs/renderengine/skia/SkiaGLRenderEngine.cpp b/libs/renderengine/skia/SkiaGLRenderEngine.cpp
index dc14fc2..6c6db46 100644
--- a/libs/renderengine/skia/SkiaGLRenderEngine.cpp
+++ b/libs/renderengine/skia/SkiaGLRenderEngine.cpp
@@ -404,10 +404,6 @@
     return true;
 }
 
-static bool hasUsage(const AHardwareBuffer_Desc& desc, uint64_t usage) {
-    return !!(desc.usage & usage);
-}
-
 static float toDegrees(uint32_t transform) {
     switch (transform) {
         case ui::Transform::ROT_90:
@@ -454,11 +450,6 @@
             sourceTransfer != destTransfer;
 }
 
-static bool needsLinearEffect(const mat4& colorTransform, ui::Dataspace sourceDataspace,
-                              ui::Dataspace destinationDataspace) {
-    return colorTransform != mat4() || needsToneMapping(sourceDataspace, destinationDataspace);
-}
-
 void SkiaGLRenderEngine::cacheExternalTextureBuffer(const sp<GraphicBuffer>& buffer) {
     // Only run this if RE is running on its own thread. This way the access to GL
     // operations is guaranteed to be happening on the same thread.
@@ -491,14 +482,19 @@
 sk_sp<SkShader> SkiaGLRenderEngine::createRuntimeEffectShader(sk_sp<SkShader> shader,
                                                               const LayerSettings* layer,
                                                               const DisplaySettings& display,
-                                                              bool undoPremultipliedAlpha) {
+                                                              bool undoPremultipliedAlpha,
+                                                              bool requiresLinearEffect) {
     if (layer->stretchEffect.hasEffect()) {
         // TODO: Implement
     }
-    if (mUseColorManagement &&
-        needsLinearEffect(layer->colorTransform, layer->sourceDataspace, display.outputDataspace)) {
-        LinearEffect effect = LinearEffect{.inputDataspace = layer->sourceDataspace,
-                                           .outputDataspace = display.outputDataspace,
+    if (requiresLinearEffect) {
+        const ui::Dataspace inputDataspace =
+                mUseColorManagement ? layer->sourceDataspace : ui::Dataspace::UNKNOWN;
+        const ui::Dataspace outputDataspace =
+                mUseColorManagement ? display.outputDataspace : ui::Dataspace::UNKNOWN;
+
+        LinearEffect effect = LinearEffect{.inputDataspace = inputDataspace,
+                                           .outputDataspace = outputDataspace,
                                            .undoPremultipliedAlpha = undoPremultipliedAlpha};
 
         auto effectIter = mRuntimeEffects.find(effect);
@@ -518,7 +514,7 @@
 }
 
 void SkiaGLRenderEngine::initCanvas(SkCanvas* canvas, const DisplaySettings& display) {
-    if (mCapture->isCaptureRunning()) {
+    if (CC_UNLIKELY(mCapture->isCaptureRunning())) {
         // Record display settings when capture is running.
         std::stringstream displaySettings;
         PrintTo(display, &displaySettings);
@@ -556,6 +552,26 @@
     canvas->translate(-display.clip.left, -display.clip.top);
 }
 
+class AutoSaveRestore {
+public:
+    AutoSaveRestore(SkCanvas* canvas) : mCanvas(canvas) { mSaveCount = canvas->save(); }
+    ~AutoSaveRestore() { restore(); }
+    void replace(SkCanvas* canvas) {
+        mCanvas = canvas;
+        mSaveCount = canvas->save();
+    }
+    void restore() {
+        if (mCanvas) {
+            mCanvas->restoreToCount(mSaveCount);
+            mCanvas = nullptr;
+        }
+    }
+
+private:
+    SkCanvas* mCanvas;
+    int mSaveCount;
+};
+
 status_t SkiaGLRenderEngine::drawLayers(const DisplaySettings& display,
                                         const std::vector<const LayerSettings*>& layers,
                                         const sp<GraphicBuffer>& buffer,
@@ -586,8 +602,6 @@
     auto& cache = mInProtectedContext ? mProtectedTextureCache : mTextureCache;
     AHardwareBuffer_Desc bufferDesc;
     AHardwareBuffer_describe(buffer->toAHardwareBuffer(), &bufferDesc);
-    LOG_ALWAYS_FATAL_IF(!hasUsage(bufferDesc, AHARDWAREBUFFER_USAGE_GPU_SAMPLED_IMAGE),
-                        "missing usage");
 
     std::shared_ptr<AutoBackendTexture::LocalRef> surfaceTextureRef = nullptr;
     if (useFramebufferCache) {
@@ -610,11 +624,10 @@
         }
     }
 
+    const ui::Dataspace dstDataspace =
+            mUseColorManagement ? display.outputDataspace : ui::Dataspace::UNKNOWN;
     sk_sp<SkSurface> dstSurface =
-            surfaceTextureRef->getTexture()->getOrCreateSurface(mUseColorManagement
-                                                                        ? display.outputDataspace
-                                                                        : ui::Dataspace::UNKNOWN,
-                                                                grContext.get());
+            surfaceTextureRef->getTexture()->getOrCreateSurface(dstDataspace, grContext.get());
 
     SkCanvas* dstCanvas = mCapture->tryCapture(dstSurface.get());
     if (dstCanvas == nullptr) {
@@ -626,6 +639,7 @@
     // offscreen buffer and when to render to the native buffer.
     sk_sp<SkSurface> activeSurface(dstSurface);
     SkCanvas* canvas = dstCanvas;
+    SkiaCapture::OffscreenState offscreenCaptureState;
     const LayerSettings* blurCompositionLayer = nullptr;
     if (mBlurFilter) {
         bool requiresCompositionLayer = false;
@@ -642,14 +656,14 @@
             }
             if (requiresCompositionLayer) {
                 activeSurface = dstSurface->makeSurface(dstSurface->imageInfo());
-                canvas = activeSurface->getCanvas();
+                canvas = mCapture->tryOffscreenCapture(activeSurface.get(), &offscreenCaptureState);
                 blurCompositionLayer = layer;
                 break;
             }
         }
     }
 
-    canvas->save();
+    AutoSaveRestore surfaceAutoSaveRestore(canvas);
     // Clear the entire canvas with a transparent black to prevent ghost images.
     canvas->clear(SK_ColorTRANSPARENT);
     initCanvas(canvas, display);
@@ -670,13 +684,18 @@
         SkPaint paint;
         sk_sp<SkShader> shader =
                 SkShaders::Color(SkColor4f{.fR = 0., .fG = 0., .fB = 0., .fA = 1.0},
-                                 toSkColorSpace(mUseColorManagement ? display.outputDataspace
-                                                                    : ui::Dataspace::UNKNOWN));
+                                 toSkColorSpace(dstDataspace));
         paint.setShader(shader);
         clearRegion.setRects(skRects, numRects);
         canvas->drawRegion(clearRegion, paint);
     }
 
+    // setup color filter if necessary
+    sk_sp<SkColorFilter> displayColorTransform;
+    if (display.colorTransform != mat4()) {
+        displayColorTransform = SkColorFilters::Matrix(toSkColorMatrix(display.colorTransform));
+    }
+
     for (const auto& layer : layers) {
         ATRACE_NAME("DrawLayer");
 
@@ -692,11 +711,19 @@
             //  blit the offscreen framebuffer into the destination AHB
             SkPaint paint;
             paint.setBlendMode(SkBlendMode::kSrc);
-            activeSurface->draw(dstCanvas, 0, 0, SkSamplingOptions(), &paint);
+            if (CC_UNLIKELY(mCapture->isCaptureRunning())) {
+                uint64_t id = mCapture->endOffscreenCapture(&offscreenCaptureState);
+                dstCanvas->drawAnnotation(SkRect::Make(dstCanvas->imageInfo().dimensions()),
+                                          String8::format("SurfaceID|%" PRId64, id).c_str(),
+                                          nullptr);
+                dstCanvas->drawImage(blurInput, 0, 0, SkSamplingOptions(), &paint);
+            } else {
+                activeSurface->draw(dstCanvas, 0, 0, SkSamplingOptions(), &paint);
+            }
 
             // assign dstCanvas to canvas and ensure that the canvas state is up to date
             canvas = dstCanvas;
-            canvas->save();
+            surfaceAutoSaveRestore.replace(canvas);
             initCanvas(canvas, display);
 
             LOG_ALWAYS_FATAL_IF(activeSurface->getCanvas()->getSaveCount() !=
@@ -708,8 +735,8 @@
             activeSurface = dstSurface;
         }
 
-        canvas->save();
-        if (mCapture->isCaptureRunning()) {
+        SkAutoCanvasRestore layerAutoSaveRestore(canvas, true);
+        if (CC_UNLIKELY(mCapture->isCaptureRunning())) {
             // Record the name of the layer if the capture is running.
             std::stringstream layerSettings;
             PrintTo(*layer, &layerSettings);
@@ -744,7 +771,7 @@
                                             blurInput);
             }
             for (auto region : layer->blurRegions) {
-                if (cachedBlurs[region.blurRadius] != nullptr) {
+                if (cachedBlurs[region.blurRadius] == nullptr) {
                     ATRACE_NAME("BlurRegion");
                     cachedBlurs[region.blurRadius] =
                             mBlurFilter->generate(grContext.get(), region.blurRadius, blurInput,
@@ -756,15 +783,34 @@
             }
         }
 
-        const ui::Dataspace targetDataspace = mUseColorManagement
-                ? (needsLinearEffect(layer->colorTransform, layer->sourceDataspace,
-                                     display.outputDataspace)
-                           // If we need to map to linear space, then mark the source image with the
-                           // same colorspace as the destination surface so that Skia's color
-                           // management is a no-op.
-                           ? display.outputDataspace
-                           : layer->sourceDataspace)
-                : ui::Dataspace::UNKNOWN;
+        // Shadows are assumed to live only on their own layer - it's not valid
+        // to draw the boundary rectangles when there is already a caster shadow
+        // TODO(b/175915334): consider relaxing this restriction to enable more flexible
+        // composition - using a well-defined invalid color is long-term less error-prone.
+        if (layer->shadow.length > 0) {
+            const auto rect = layer->geometry.roundedCornersRadius > 0
+                    ? getSkRect(layer->geometry.roundedCornersCrop)
+                    : bounds;
+            drawShadow(canvas, rect, layer->geometry.roundedCornersRadius, layer->shadow);
+            continue;
+        }
+
+        const bool requiresLinearEffect = layer->colorTransform != mat4() ||
+                (mUseColorManagement &&
+                 needsToneMapping(layer->sourceDataspace, display.outputDataspace));
+
+        // quick abort from drawing the remaining portion of the layer
+        if (layer->alpha == 0 && !requiresLinearEffect &&
+            (!displayColorTransform || displayColorTransform->isAlphaUnchanged())) {
+            continue;
+        }
+
+        // If we need to map to linear space or color management is disabled, then mark the source
+        // image with the same colorspace as the destination surface so that Skia's color
+        // management is a no-op.
+        const ui::Dataspace layerDataspace = (!mUseColorManagement || requiresLinearEffect)
+                ? dstDataspace
+                : layer->sourceDataspace;
 
         SkPaint paint;
         if (layer->source.buffer.buffer) {
@@ -783,7 +829,7 @@
             }
 
             sk_sp<SkImage> image =
-                    imageTextureRef->getTexture()->makeImage(targetDataspace,
+                    imageTextureRef->getTexture()->makeImage(layerDataspace,
                                                              item.usePremultipliedAlpha
                                                                      ? kPremul_SkAlphaType
                                                                      : kUnpremul_SkAlphaType,
@@ -839,12 +885,12 @@
             if (item.isOpaque) {
                 shader = SkShaders::Blend(SkBlendMode::kPlus, shader,
                                           SkShaders::Color(SkColors::kBlack,
-                                                           toSkColorSpace(targetDataspace)));
+                                                           toSkColorSpace(layerDataspace)));
             }
 
-            paint.setShader(
-                    createRuntimeEffectShader(shader, layer, display,
-                                              !item.isOpaque && item.usePremultipliedAlpha));
+            paint.setShader(createRuntimeEffectShader(shader, layer, display,
+                                                      !item.isOpaque && item.usePremultipliedAlpha,
+                                                      requiresLinearEffect));
             paint.setAlphaf(layer->alpha);
         } else {
             ATRACE_NAME("DrawColor");
@@ -853,35 +899,22 @@
                                                                 .fG = color.g,
                                                                 .fB = color.b,
                                                                 .fA = layer->alpha},
-                                                      toSkColorSpace(targetDataspace));
+                                                      toSkColorSpace(layerDataspace));
             paint.setShader(createRuntimeEffectShader(shader, layer, display,
-                                                      /* undoPremultipliedAlpha */ false));
+                                                      /* undoPremultipliedAlpha */ false,
+                                                      requiresLinearEffect));
         }
 
-        sk_sp<SkColorFilter> filter =
-                SkColorFilters::Matrix(toSkColorMatrix(display.colorTransform));
+        paint.setColorFilter(displayColorTransform);
 
-        paint.setColorFilter(filter);
-
-        if (layer->shadow.length > 0) {
-            const auto rect = layer->geometry.roundedCornersRadius > 0
-                    ? getSkRect(layer->geometry.roundedCornersCrop)
-                    : bounds;
-            drawShadow(canvas, rect, layer->geometry.roundedCornersRadius, layer->shadow);
+        if (layer->geometry.roundedCornersRadius > 0) {
+            paint.setAntiAlias(true);
+            canvas->drawRRect(getRoundedRect(layer), paint);
         } else {
-            // Shadows are assumed to live only on their own layer - it's not valid
-            // to draw the boundary retangles when there is already a caster shadow
-            // TODO(b/175915334): consider relaxing this restriction to enable more flexible
-            // composition - using a well-defined invalid color is long-term less error-prone.
-            // Push the clipRRect onto the clip stack. Draw the image. Pop the clip.
-            if (layer->geometry.roundedCornersRadius > 0) {
-                canvas->clipRRect(getRoundedRect(layer), true);
-            }
             canvas->drawRect(bounds, paint);
         }
-        canvas->restore();
     }
-    canvas->restore();
+    surfaceAutoSaveRestore.restore();
     mCapture->endCapture();
     {
         ATRACE_NAME("flush surface");
diff --git a/libs/renderengine/skia/SkiaGLRenderEngine.h b/libs/renderengine/skia/SkiaGLRenderEngine.h
index 8ef7359..ad26206 100644
--- a/libs/renderengine/skia/SkiaGLRenderEngine.h
+++ b/libs/renderengine/skia/SkiaGLRenderEngine.h
@@ -61,6 +61,7 @@
     bool isProtected() const override { return mInProtectedContext; }
     bool supportsProtectedContent() const override;
     bool useProtectedContext(bool useProtectedContext) override;
+    bool supportsBackgroundBlur() override { return mBlurFilter != nullptr; }
 
 protected:
     void dump(std::string& result) override;
@@ -91,11 +92,12 @@
     void initCanvas(SkCanvas* canvas, const DisplaySettings& display);
     void drawShadow(SkCanvas* canvas, const SkRect& casterRect, float casterCornerRadius,
                     const ShadowSettings& shadowSettings);
-    // If mUseColorManagement is correct and layer needsLinearEffect, it returns a linear runtime
-    // shader. Otherwise it returns the input shader.
+    // If requiresLinearEffect is true or the layer has a stretchEffect a new shader is returned.
+    // Otherwise it returns the input shader.
     sk_sp<SkShader> createRuntimeEffectShader(sk_sp<SkShader> shader, const LayerSettings* layer,
                                               const DisplaySettings& display,
-                                              bool undoPremultipliedAlpha);
+                                              bool undoPremultipliedAlpha,
+                                              bool requiresLinearEffect);
 
     EGLDisplay mEGLDisplay;
     EGLContext mEGLContext;
diff --git a/libs/renderengine/skia/debug/SkiaCapture.cpp b/libs/renderengine/skia/debug/SkiaCapture.cpp
index e9cfead..40f5cf2 100644
--- a/libs/renderengine/skia/debug/SkiaCapture.cpp
+++ b/libs/renderengine/skia/debug/SkiaCapture.cpp
@@ -41,11 +41,11 @@
     mTimer.stop();
 }
 
-SkCanvas* SkiaCapture::tryCapture(SkSurface* surface) {
+SkCanvas* SkiaCapture::tryCapture(SkSurface* surface) NO_THREAD_SAFETY_ANALYSIS {
     ATRACE_CALL();
 
     // If we are not running yet, set up.
-    if (!mCaptureRunning) {
+    if (CC_LIKELY(!mCaptureRunning)) {
         mTimerInterval = std::chrono::milliseconds(
                 base::GetIntProperty(PROPERTY_DEBUG_RENDERENGINE_CAPTURE_SKIA_MS, 0));
         // Set up the multi-frame capture. If we fail to set it up, then just return canvas.
@@ -56,7 +56,8 @@
         // Start the new timer. When timer expires, write to file.
         mTimer.setTimeout(
                 [this] {
-                    endCapture();
+                    const std::scoped_lock lock(mMutex);
+                    LOG_ALWAYS_FATAL_IF(mCurrentPageCanvas != nullptr);
                     writeToFile();
                     // To avoid going in circles, set the flag to 0. This way the capture can be
                     // restarted just by setting the flag and without restarting the process.
@@ -65,29 +66,82 @@
                 mTimerInterval);
     }
 
+    mMutex.lock();
+
     // Create a canvas pointer, fill it.
-    SkCanvas* pictureCanvas = mMultiPic->beginPage(surface->width(), surface->height());
+    mCurrentPageCanvas = mMultiPic->beginPage(surface->width(), surface->height());
 
     // Setting up an nway canvas is common to any kind of capture.
     mNwayCanvas = std::make_unique<SkNWayCanvas>(surface->width(), surface->height());
     mNwayCanvas->addCanvas(surface->getCanvas());
-    mNwayCanvas->addCanvas(pictureCanvas);
+    mNwayCanvas->addCanvas(mCurrentPageCanvas);
 
     return mNwayCanvas.get();
 }
 
-void SkiaCapture::endCapture() {
+void SkiaCapture::endCapture() NO_THREAD_SAFETY_ANALYSIS {
     ATRACE_CALL();
     // Don't end anything if we are not running.
-    if (!mCaptureRunning) {
+    if (CC_LIKELY(!mCaptureRunning)) {
         return;
     }
     // Reset the canvas pointer.
+    mCurrentPageCanvas = nullptr;
     mNwayCanvas.reset();
     // End page.
     if (mMultiPic) {
         mMultiPic->endPage();
     }
+    mMutex.unlock();
+}
+
+SkCanvas* SkiaCapture::tryOffscreenCapture(SkSurface* surface, OffscreenState* state) {
+    ATRACE_CALL();
+    // Don't start anything if we are not running.
+    if (CC_LIKELY(!mCaptureRunning)) {
+        return surface->getCanvas();
+    }
+
+    // Create a canvas pointer, fill it.
+    state->offscreenRecorder = std::make_unique<SkPictureRecorder>();
+    SkCanvas* pictureCanvas =
+            state->offscreenRecorder->beginRecording(surface->width(), surface->height());
+
+    // Setting up an nway canvas is common to any kind of capture.
+    state->offscreenCanvas = std::make_unique<SkNWayCanvas>(surface->width(), surface->height());
+    state->offscreenCanvas->addCanvas(surface->getCanvas());
+    state->offscreenCanvas->addCanvas(pictureCanvas);
+
+    return state->offscreenCanvas.get();
+}
+
+uint64_t SkiaCapture::endOffscreenCapture(OffscreenState* state) {
+    ATRACE_CALL();
+    // Don't end anything if we are not running.
+    if (CC_LIKELY(!mCaptureRunning)) {
+        return 0;
+    }
+
+    // compute the uniqueID for this capture
+    static std::atomic<uint64_t> nextID{1};
+    const uint64_t uniqueID = nextID.fetch_add(1, std::memory_order_relaxed);
+
+    // Reset the canvas pointer as we are no longer drawing into it
+    state->offscreenCanvas.reset();
+
+    // Record the offscreen as a picture in the currently active page.
+    SkRect bounds =
+            SkRect::Make(state->offscreenRecorder->getRecordingCanvas()->imageInfo().dimensions());
+    mCurrentPageCanvas
+            ->drawAnnotation(bounds,
+                             String8::format("OffscreenLayerDraw|%" PRId64, uniqueID).c_str(),
+                             nullptr);
+    mCurrentPageCanvas->drawPicture(state->offscreenRecorder->finishRecordingAsPicture());
+
+    // Reset the offscreen picture recorder
+    state->offscreenRecorder.reset();
+
+    return uniqueID;
 }
 
 void SkiaCapture::writeToFile() {
diff --git a/libs/renderengine/skia/debug/SkiaCapture.h b/libs/renderengine/skia/debug/SkiaCapture.h
index eaaf598..5e18e60 100644
--- a/libs/renderengine/skia/debug/SkiaCapture.h
+++ b/libs/renderengine/skia/debug/SkiaCapture.h
@@ -18,8 +18,12 @@
 
 #include <SkDocument.h>
 #include <SkNWayCanvas.h>
+#include <SkPictureRecorder.h>
 #include <SkSurface.h>
+
 #include <chrono>
+#include <mutex>
+
 #include "CaptureTimer.h"
 #include "tools/SkSharingProc.h"
 
@@ -48,6 +52,16 @@
     // Returns whether the capture is running.
     bool isCaptureRunning() { return mCaptureRunning; }
 
+    // Offscreen state member variables are private to SkiaCapture, but the allocation
+    // and lifetime is managed by the caller. This enables nested offscreen
+    // captures to occur.
+    struct OffscreenState {
+        std::unique_ptr<SkPictureRecorder> offscreenRecorder;
+        std::unique_ptr<SkNWayCanvas> offscreenCanvas;
+    };
+    SkCanvas* tryOffscreenCapture(SkSurface* surface, OffscreenState* state);
+    uint64_t endOffscreenCapture(OffscreenState* state);
+
 private:
     // Performs the first-frame work of a multi frame SKP capture. Returns true if successful.
     bool setupMultiFrameCapture();
@@ -61,10 +75,16 @@
     std::unique_ptr<SkSharingSerialContext> mSerialContext;
     std::unique_ptr<SkNWayCanvas> mNwayCanvas;
 
+    SkCanvas* mCurrentPageCanvas = nullptr;
+
     // Capturing and interval control.
     bool mCaptureRunning = false;
     CaptureTimer mTimer;
     Interval mTimerInterval = 0ms;
+
+    // Mutex to ensure that a frame in progress when the timer fires is allowed to run to
+    // completion before we write the file to disk.
+    std::mutex mMutex;
 };
 
 } // namespace skia
diff --git a/libs/renderengine/skia/filters/BlurFilter.cpp b/libs/renderengine/skia/filters/BlurFilter.cpp
index 9d20e32..5960e48 100644
--- a/libs/renderengine/skia/filters/BlurFilter.cpp
+++ b/libs/renderengine/skia/filters/BlurFilter.cpp
@@ -20,6 +20,7 @@
 #include <SkCanvas.h>
 #include <SkData.h>
 #include <SkPaint.h>
+#include <SkRRect.h>
 #include <SkRuntimeEffect.h>
 #include <SkSize.h>
 #include <SkString.h>
diff --git a/libs/renderengine/tests/Android.bp b/libs/renderengine/tests/Android.bp
index 51c7028..d0e19dd 100644
--- a/libs/renderengine/tests/Android.bp
+++ b/libs/renderengine/tests/Android.bp
@@ -12,6 +12,15 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_test {
     name: "librenderengine_test",
     defaults: ["skia_deps", "surfaceflinger_defaults"],
diff --git a/libs/renderengine/tests/RenderEngineTest.cpp b/libs/renderengine/tests/RenderEngineTest.cpp
index 886c9da..500a90b 100644
--- a/libs/renderengine/tests/RenderEngineTest.cpp
+++ b/libs/renderengine/tests/RenderEngineTest.cpp
@@ -914,13 +914,6 @@
 
 template <typename SourceVariant>
 void RenderEngineTest::fillBufferAndBlurBackground() {
-        char value[PROPERTY_VALUE_MAX];
-    property_get("ro.surface_flinger.supports_background_blur", value, "0");
-    if (!atoi(value)) {
-        // This device doesn't support blurs, no-op.
-        return;
-    }
-
     auto blurRadius = 50;
     auto center = DEFAULT_DISPLAY_WIDTH / 2;
 
@@ -959,9 +952,11 @@
     // solid color
     expectBufferColor(Rect(0, 0, 1, 1), 255, 0, 0, 255, 0 /* tolerance */);
 
-    // blurred color (downsampling should result in the center color being close to 128)
-    expectBufferColor(Rect(center - 1, center - 5, center + 1, center + 5), 128, 128, 0, 255,
-                      10 /* tolerance */);
+    if (mRE->supportsBackgroundBlur()) {
+        // blurred color (downsampling should result in the center color being close to 128)
+        expectBufferColor(Rect(center - 1, center - 5, center + 1, center + 5), 128, 128, 0, 255,
+                          10 /* tolerance */);
+    }
 }
 
 template <typename SourceVariant>
diff --git a/libs/renderengine/tests/RenderEngineThreadedTest.cpp b/libs/renderengine/tests/RenderEngineThreadedTest.cpp
index 02ff06f..08b672a 100644
--- a/libs/renderengine/tests/RenderEngineThreadedTest.cpp
+++ b/libs/renderengine/tests/RenderEngineThreadedTest.cpp
@@ -144,6 +144,17 @@
     ASSERT_EQ(true, result);
 }
 
+TEST_F(RenderEngineThreadedTest, supportsBackgroundBlur_returnsFalse) {
+    EXPECT_CALL(*mRenderEngine, supportsBackgroundBlur()).WillOnce(Return(false));
+    status_t result = mThreadedRE->supportsBackgroundBlur();
+    ASSERT_EQ(false, result);
+}
+
+TEST_F(RenderEngineThreadedTest, supportsBackgroundBlur_returnsTrue) {
+    EXPECT_CALL(*mRenderEngine, supportsBackgroundBlur()).WillOnce(Return(true));
+    status_t result = mThreadedRE->supportsBackgroundBlur();
+    ASSERT_EQ(true, result);
+}
 TEST_F(RenderEngineThreadedTest, drawLayers) {
     renderengine::DisplaySettings settings;
     std::vector<const renderengine::LayerSettings*> layers;
diff --git a/libs/renderengine/threaded/RenderEngineThreaded.cpp b/libs/renderengine/threaded/RenderEngineThreaded.cpp
index 3b97f56..f448135 100644
--- a/libs/renderengine/threaded/RenderEngineThreaded.cpp
+++ b/libs/renderengine/threaded/RenderEngineThreaded.cpp
@@ -315,6 +315,21 @@
     return resultFuture.get();
 }
 
+bool RenderEngineThreaded::supportsBackgroundBlur() {
+    std::promise<bool> resultPromise;
+    std::future<bool> resultFuture = resultPromise.get_future();
+    {
+        std::lock_guard lock(mThreadMutex);
+        mFunctionCalls.push([&resultPromise](renderengine::RenderEngine& instance) {
+            ATRACE_NAME("REThreaded::supportsBackgroundBlur");
+            bool returnValue = instance.supportsBackgroundBlur();
+            resultPromise.set_value(returnValue);
+        });
+    }
+    mCondition.notify_one();
+    return resultFuture.get();
+}
+
 } // namespace threaded
 } // namespace renderengine
 } // namespace android
diff --git a/libs/renderengine/threaded/RenderEngineThreaded.h b/libs/renderengine/threaded/RenderEngineThreaded.h
index 8b1e2de..8279cbc 100644
--- a/libs/renderengine/threaded/RenderEngineThreaded.h
+++ b/libs/renderengine/threaded/RenderEngineThreaded.h
@@ -64,6 +64,7 @@
 
     void cleanFramebufferCache() override;
     int getContextPriority() override;
+    bool supportsBackgroundBlur() override;
 
 private:
     void threadMain(CreateInstanceFactory factory);
diff --git a/libs/sensor/Android.bp b/libs/sensor/Android.bp
index e8154a6..497c33c 100644
--- a/libs/sensor/Android.bp
+++ b/libs/sensor/Android.bp
@@ -12,6 +12,15 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library_shared {
     name: "libsensor",
 
diff --git a/libs/sensor/ISensorServer.cpp b/libs/sensor/ISensorServer.cpp
index a6b0aaf..a6cacad 100644
--- a/libs/sensor/ISensorServer.cpp
+++ b/libs/sensor/ISensorServer.cpp
@@ -91,13 +91,14 @@
     }
 
     virtual sp<ISensorEventConnection> createSensorEventConnection(const String8& packageName,
-             int mode, const String16& opPackageName)
+             int mode, const String16& opPackageName, const String16& attributionTag)
     {
         Parcel data, reply;
         data.writeInterfaceToken(ISensorServer::getInterfaceDescriptor());
         data.writeString8(packageName);
         data.writeInt32(mode);
         data.writeString16(opPackageName);
+        data.writeString16(attributionTag);
         remote()->transact(CREATE_SENSOR_EVENT_CONNECTION, data, &reply);
         return interface_cast<ISensorEventConnection>(reply.readStrongBinder());
     }
@@ -170,8 +171,9 @@
             String8 packageName = data.readString8();
             int32_t mode = data.readInt32();
             const String16& opPackageName = data.readString16();
+            const String16& attributionTag = data.readString16();
             sp<ISensorEventConnection> connection(createSensorEventConnection(packageName, mode,
-                    opPackageName));
+                    opPackageName, attributionTag));
             reply->writeStrongBinder(IInterface::asBinder(connection));
             return NO_ERROR;
         }
diff --git a/libs/sensor/Sensor.cpp b/libs/sensor/Sensor.cpp
index 9d817ae..240738d 100644
--- a/libs/sensor/Sensor.cpp
+++ b/libs/sensor/Sensor.cpp
@@ -468,6 +468,19 @@
     mUuid.i64[1] = 0;
 }
 
+void Sensor::capMinDelayMicros(int32_t cappedMinDelay) {
+    if (mMinDelay < cappedMinDelay) {
+        mMinDelay = cappedMinDelay;
+    }
+}
+
+void Sensor::capHighestDirectReportRateLevel(int32_t cappedRateLevel) {
+    if (cappedRateLevel < getHighestDirectReportRateLevel()) {
+        mFlags &= ~SENSOR_FLAG_MASK_DIRECT_REPORT;
+        mFlags |= cappedRateLevel << SENSOR_FLAG_SHIFT_DIRECT_REPORT;
+    }
+}
+
 int32_t Sensor::getId() const {
     return int32_t(mUuid.i64[0]);
 }
diff --git a/libs/sensor/SensorManager.cpp b/libs/sensor/SensorManager.cpp
index a4a5d13..62f4b4e 100644
--- a/libs/sensor/SensorManager.cpp
+++ b/libs/sensor/SensorManager.cpp
@@ -225,13 +225,14 @@
     return nullptr;
 }
 
-sp<SensorEventQueue> SensorManager::createEventQueue(String8 packageName, int mode) {
+sp<SensorEventQueue> SensorManager::createEventQueue(
+    String8 packageName, int mode, String16 attributionTag) {
     sp<SensorEventQueue> queue;
 
     Mutex::Autolock _l(mLock);
     while (assertStateLocked() == NO_ERROR) {
-        sp<ISensorEventConnection> connection =
-                mSensorServer->createSensorEventConnection(packageName, mode, mOpPackageName);
+        sp<ISensorEventConnection> connection = mSensorServer->createSensorEventConnection(
+            packageName, mode, mOpPackageName, attributionTag);
         if (connection == nullptr) {
             // SensorService just died or the app doesn't have required permissions.
             ALOGE("createEventQueue: connection is NULL.");
diff --git a/libs/sensor/include/sensor/ISensorServer.h b/libs/sensor/include/sensor/ISensorServer.h
index 402678f..ce5c672 100644
--- a/libs/sensor/include/sensor/ISensorServer.h
+++ b/libs/sensor/include/sensor/ISensorServer.h
@@ -45,7 +45,7 @@
     virtual Vector<Sensor> getDynamicSensorList(const String16& opPackageName) = 0;
 
     virtual sp<ISensorEventConnection> createSensorEventConnection(const String8& packageName,
-             int mode, const String16& opPackageName) = 0;
+             int mode, const String16& opPackageName, const String16& attributionTag) = 0;
     virtual int32_t isDataInjectionEnabled() = 0;
 
     virtual sp<ISensorEventConnection> createSensorDirectConnection(const String16& opPackageName,
diff --git a/libs/sensor/include/sensor/Sensor.h b/libs/sensor/include/sensor/Sensor.h
index 324d443..374b68f 100644
--- a/libs/sensor/include/sensor/Sensor.h
+++ b/libs/sensor/include/sensor/Sensor.h
@@ -104,6 +104,9 @@
     int32_t getId() const;
     void setId(int32_t id);
 
+    void capMinDelayMicros(int32_t cappedMinDelay);
+    void capHighestDirectReportRateLevel(int32_t cappedRateLevel);
+
     // LightFlattenable protocol
     inline bool isFixedSize() const { return false; }
     size_t getFlattenedSize() const;
diff --git a/libs/sensor/include/sensor/SensorManager.h b/libs/sensor/include/sensor/SensorManager.h
index f09c9c6..09ac7ed 100644
--- a/libs/sensor/include/sensor/SensorManager.h
+++ b/libs/sensor/include/sensor/SensorManager.h
@@ -59,7 +59,8 @@
     ssize_t getSensorList(Sensor const* const** list);
     ssize_t getDynamicSensorList(Vector<Sensor>& list);
     Sensor const* getDefaultSensor(int type);
-    sp<SensorEventQueue> createEventQueue(String8 packageName = String8(""), int mode = 0);
+    sp<SensorEventQueue> createEventQueue(
+        String8 packageName = String8(""), int mode = 0, String16 attributionTag = String16(""));
     bool isDataInjectionEnabled();
     int createDirectChannel(size_t size, int channelType, const native_handle_t *channelData);
     void destroyDirectChannel(int channelNativeHandle);
diff --git a/libs/sensor/tests/Android.bp b/libs/sensor/tests/Android.bp
index c9a7668..8fdb003 100644
--- a/libs/sensor/tests/Android.bp
+++ b/libs/sensor/tests/Android.bp
@@ -12,6 +12,15 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_test {
     name: "libsensor_test",
 
diff --git a/libs/sensorprivacy/Android.bp b/libs/sensorprivacy/Android.bp
index 4a606ff..00514c4 100644
--- a/libs/sensorprivacy/Android.bp
+++ b/libs/sensorprivacy/Android.bp
@@ -12,6 +12,15 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library_shared {
     name: "libsensorprivacy",
 
diff --git a/libs/ui/Android.bp b/libs/ui/Android.bp
index 714ee3e..de2b9a4 100644
--- a/libs/ui/Android.bp
+++ b/libs/ui/Android.bp
@@ -12,6 +12,23 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    default_applicable_licenses: ["frameworks_native_libs_ui_license"],
+}
+
+// Added automatically by a large-scale-change
+// See: http://go/android-license-faq
+license {
+    name: "frameworks_native_libs_ui_license",
+    visibility: [":__subpackages__"],
+    license_kinds: [
+        "SPDX-license-identifier-Apache-2.0",
+    ],
+    license_text: [
+        "NOTICE",
+    ],
+}
+
 cc_defaults {
     name: "libui-defaults",
     clang: true,
@@ -77,7 +94,6 @@
         "libarect",
         "libmath",
     ],
-
 }
 
 cc_library_shared {
@@ -105,7 +121,8 @@
     srcs: [
         "DebugUtils.cpp",
         "DeviceProductInfo.cpp",
-        "DisplayInfo.cpp",
+        "DisplayMode.cpp",
+        "DynamicDisplayInfo.cpp",
         "Fence.cpp",
         "FenceTime.cpp",
         "FrameStats.cpp",
@@ -120,6 +137,7 @@
         "PixelFormat.cpp",
         "PublicFormat.cpp",
         "Size.cpp",
+        "StaticDisplayInfo.cpp",
     ],
 
     include_dirs: [
@@ -220,9 +238,11 @@
     },
     header_libs: [
         "libnativewindow_headers",
+        "libmath_headers",
     ],
     export_header_lib_headers: [
         "libnativewindow_headers",
+        "libmath_headers",
     ],
     min_sdk_version: "29",
 }
diff --git a/libs/ui/DisplayMode.cpp b/libs/ui/DisplayMode.cpp
new file mode 100644
index 0000000..cf05dbf
--- /dev/null
+++ b/libs/ui/DisplayMode.cpp
@@ -0,0 +1,69 @@
+/*
+ * Copyright 2021 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 <ui/DisplayMode.h>
+
+#include <cstdint>
+
+#include <ui/FlattenableHelpers.h>
+
+#define RETURN_IF_ERROR(op) \
+    if (const status_t status = (op); status != OK) return status;
+
+namespace android::ui {
+
+size_t DisplayMode::getFlattenedSize() const {
+    return FlattenableHelpers::getFlattenedSize(id) +
+            FlattenableHelpers::getFlattenedSize(resolution) +
+            FlattenableHelpers::getFlattenedSize(xDpi) +
+            FlattenableHelpers::getFlattenedSize(yDpi) +
+            FlattenableHelpers::getFlattenedSize(refreshRate) +
+            FlattenableHelpers::getFlattenedSize(appVsyncOffset) +
+            FlattenableHelpers::getFlattenedSize(sfVsyncOffset) +
+            FlattenableHelpers::getFlattenedSize(presentationDeadline) +
+            FlattenableHelpers::getFlattenedSize(group);
+}
+
+status_t DisplayMode::flatten(void* buffer, size_t size) const {
+    if (size < getFlattenedSize()) {
+        return NO_MEMORY;
+    }
+    RETURN_IF_ERROR(FlattenableHelpers::flatten(&buffer, &size, id));
+    RETURN_IF_ERROR(FlattenableHelpers::flatten(&buffer, &size, resolution));
+    RETURN_IF_ERROR(FlattenableHelpers::flatten(&buffer, &size, xDpi));
+    RETURN_IF_ERROR(FlattenableHelpers::flatten(&buffer, &size, yDpi));
+    RETURN_IF_ERROR(FlattenableHelpers::flatten(&buffer, &size, refreshRate));
+    RETURN_IF_ERROR(FlattenableHelpers::flatten(&buffer, &size, appVsyncOffset));
+    RETURN_IF_ERROR(FlattenableHelpers::flatten(&buffer, &size, sfVsyncOffset));
+    RETURN_IF_ERROR(FlattenableHelpers::flatten(&buffer, &size, presentationDeadline));
+    RETURN_IF_ERROR(FlattenableHelpers::flatten(&buffer, &size, group));
+    return OK;
+}
+
+status_t DisplayMode::unflatten(const void* buffer, size_t size) {
+    RETURN_IF_ERROR(FlattenableHelpers::unflatten(&buffer, &size, &id));
+    RETURN_IF_ERROR(FlattenableHelpers::unflatten(&buffer, &size, &resolution));
+    RETURN_IF_ERROR(FlattenableHelpers::unflatten(&buffer, &size, &xDpi));
+    RETURN_IF_ERROR(FlattenableHelpers::unflatten(&buffer, &size, &yDpi));
+    RETURN_IF_ERROR(FlattenableHelpers::unflatten(&buffer, &size, &refreshRate));
+    RETURN_IF_ERROR(FlattenableHelpers::unflatten(&buffer, &size, &appVsyncOffset));
+    RETURN_IF_ERROR(FlattenableHelpers::unflatten(&buffer, &size, &sfVsyncOffset));
+    RETURN_IF_ERROR(FlattenableHelpers::unflatten(&buffer, &size, &presentationDeadline));
+    RETURN_IF_ERROR(FlattenableHelpers::unflatten(&buffer, &size, &group));
+    return OK;
+}
+
+} // namespace android::ui
diff --git a/libs/ui/DynamicDisplayInfo.cpp b/libs/ui/DynamicDisplayInfo.cpp
new file mode 100644
index 0000000..d5c4ef0
--- /dev/null
+++ b/libs/ui/DynamicDisplayInfo.cpp
@@ -0,0 +1,72 @@
+/*
+ * Copyright 2021 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 <ui/DynamicDisplayInfo.h>
+
+#include <cstdint>
+
+#include <ui/FlattenableHelpers.h>
+
+#define RETURN_IF_ERROR(op) \
+    if (const status_t status = (op); status != OK) return status;
+
+namespace android::ui {
+
+std::optional<ui::DisplayMode> DynamicDisplayInfo::getActiveDisplayMode() const {
+    for (const auto& currMode : supportedDisplayModes) {
+        if (currMode.id == activeDisplayModeId) {
+            return currMode;
+        }
+    }
+    return {};
+}
+
+size_t DynamicDisplayInfo::getFlattenedSize() const {
+    return FlattenableHelpers::getFlattenedSize(supportedDisplayModes) +
+            FlattenableHelpers::getFlattenedSize(activeDisplayModeId) +
+            FlattenableHelpers::getFlattenedSize(supportedColorModes) +
+            FlattenableHelpers::getFlattenedSize(activeColorMode) +
+            FlattenableHelpers::getFlattenedSize(hdrCapabilities) +
+            FlattenableHelpers::getFlattenedSize(autoLowLatencyModeSupported) +
+            FlattenableHelpers::getFlattenedSize(gameContentTypeSupported);
+}
+
+status_t DynamicDisplayInfo::flatten(void* buffer, size_t size) const {
+    if (size < getFlattenedSize()) {
+        return NO_MEMORY;
+    }
+    RETURN_IF_ERROR(FlattenableHelpers::flatten(&buffer, &size, supportedDisplayModes));
+    RETURN_IF_ERROR(FlattenableHelpers::flatten(&buffer, &size, activeDisplayModeId));
+    RETURN_IF_ERROR(FlattenableHelpers::flatten(&buffer, &size, supportedColorModes));
+    RETURN_IF_ERROR(FlattenableHelpers::flatten(&buffer, &size, activeColorMode));
+    RETURN_IF_ERROR(FlattenableHelpers::flatten(&buffer, &size, hdrCapabilities));
+    RETURN_IF_ERROR(FlattenableHelpers::flatten(&buffer, &size, autoLowLatencyModeSupported));
+    RETURN_IF_ERROR(FlattenableHelpers::flatten(&buffer, &size, gameContentTypeSupported));
+    return OK;
+}
+
+status_t DynamicDisplayInfo::unflatten(const void* buffer, size_t size) {
+    RETURN_IF_ERROR(FlattenableHelpers::unflatten(&buffer, &size, &supportedDisplayModes));
+    RETURN_IF_ERROR(FlattenableHelpers::unflatten(&buffer, &size, &activeDisplayModeId));
+    RETURN_IF_ERROR(FlattenableHelpers::unflatten(&buffer, &size, &supportedColorModes));
+    RETURN_IF_ERROR(FlattenableHelpers::unflatten(&buffer, &size, &activeColorMode));
+    RETURN_IF_ERROR(FlattenableHelpers::unflatten(&buffer, &size, &hdrCapabilities));
+    RETURN_IF_ERROR(FlattenableHelpers::unflatten(&buffer, &size, &autoLowLatencyModeSupported));
+    RETURN_IF_ERROR(FlattenableHelpers::unflatten(&buffer, &size, &gameContentTypeSupported));
+    return OK;
+}
+
+} // namespace android::ui
diff --git a/libs/ui/HdrCapabilities.cpp b/libs/ui/HdrCapabilities.cpp
index a5b3e89..aec2fac 100644
--- a/libs/ui/HdrCapabilities.cpp
+++ b/libs/ui/HdrCapabilities.cpp
@@ -23,10 +23,6 @@
 #pragma clang diagnostic ignored "-Wundefined-reinterpret-cast"
 #endif
 
-HdrCapabilities::~HdrCapabilities() = default;
-HdrCapabilities::HdrCapabilities(HdrCapabilities&& other) noexcept = default;
-HdrCapabilities& HdrCapabilities::operator=(HdrCapabilities&& other) noexcept = default;
-
 size_t HdrCapabilities::getFlattenedSize() const {
     return  sizeof(mMaxLuminance) +
             sizeof(mMaxAverageLuminance) +
diff --git a/libs/ui/OWNERS b/libs/ui/OWNERS
index 5110a6c..a0b5fe7 100644
--- a/libs/ui/OWNERS
+++ b/libs/ui/OWNERS
@@ -1,3 +1,4 @@
+adyabr@google.com
 alecmouri@google.com
 chrisforbes@google.com
 jreck@google.com
diff --git a/libs/ui/DisplayInfo.cpp b/libs/ui/StaticDisplayInfo.cpp
similarity index 86%
rename from libs/ui/DisplayInfo.cpp
rename to libs/ui/StaticDisplayInfo.cpp
index 73a78af..b66b281 100644
--- a/libs/ui/DisplayInfo.cpp
+++ b/libs/ui/StaticDisplayInfo.cpp
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-#include <ui/DisplayInfo.h>
+#include <ui/StaticDisplayInfo.h>
 
 #include <cstdint>
 
@@ -23,16 +23,16 @@
 #define RETURN_IF_ERROR(op) \
     if (const status_t status = (op); status != OK) return status;
 
-namespace android {
+namespace android::ui {
 
-size_t DisplayInfo::getFlattenedSize() const {
+size_t StaticDisplayInfo::getFlattenedSize() const {
     return FlattenableHelpers::getFlattenedSize(connectionType) +
             FlattenableHelpers::getFlattenedSize(density) +
             FlattenableHelpers::getFlattenedSize(secure) +
             FlattenableHelpers::getFlattenedSize(deviceProductInfo);
 }
 
-status_t DisplayInfo::flatten(void* buffer, size_t size) const {
+status_t StaticDisplayInfo::flatten(void* buffer, size_t size) const {
     if (size < getFlattenedSize()) {
         return NO_MEMORY;
     }
@@ -43,7 +43,7 @@
     return OK;
 }
 
-status_t DisplayInfo::unflatten(void const* buffer, size_t size) {
+status_t StaticDisplayInfo::unflatten(void const* buffer, size_t size) {
     RETURN_IF_ERROR(FlattenableHelpers::unflatten(&buffer, &size, &connectionType));
     RETURN_IF_ERROR(FlattenableHelpers::unflatten(&buffer, &size, &density));
     RETURN_IF_ERROR(FlattenableHelpers::unflatten(&buffer, &size, &secure));
@@ -51,4 +51,4 @@
     return OK;
 }
 
-} // namespace android
+} // namespace android::ui
diff --git a/libs/ui/include/ui/DisplayMode.h b/libs/ui/include/ui/DisplayMode.h
index 145d7ef..56f68e7 100644
--- a/libs/ui/include/ui/DisplayMode.h
+++ b/libs/ui/include/ui/DisplayMode.h
@@ -16,15 +16,21 @@
 
 #pragma once
 
+#include <cstdint>
 #include <type_traits>
 
 #include <ui/Size.h>
+#include <utils/Flattenable.h>
 #include <utils/Timers.h>
 
 namespace android::ui {
 
+// This value is going to be serialized over binder so we prefer a fixed width type.
+using DisplayModeId = int32_t;
+
 // Mode supported by physical display.
-struct DisplayMode {
+struct DisplayMode : LightFlattenable<DisplayMode> {
+    DisplayModeId id;
     ui::Size resolution;
     float xDpi = 0;
     float yDpi = 0;
@@ -33,9 +39,12 @@
     nsecs_t appVsyncOffset = 0;
     nsecs_t sfVsyncOffset = 0;
     nsecs_t presentationDeadline = 0;
-    int group = -1;
-};
+    int32_t group = -1;
 
-static_assert(std::is_trivially_copyable_v<DisplayMode>);
+    bool isFixedSize() const { return false; }
+    size_t getFlattenedSize() const;
+    status_t flatten(void* buffer, size_t size) const;
+    status_t unflatten(const void* buffer, size_t size);
+};
 
 } // namespace android::ui
diff --git a/libs/ui/include/ui/DynamicDisplayInfo.h b/libs/ui/include/ui/DynamicDisplayInfo.h
new file mode 100644
index 0000000..a4c2f71
--- /dev/null
+++ b/libs/ui/include/ui/DynamicDisplayInfo.h
@@ -0,0 +1,60 @@
+/*
+ * Copyright 2021 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 "DisplayMode.h"
+
+#include <cstdint>
+#include <optional>
+#include <vector>
+
+#include <ui/GraphicTypes.h>
+#include <ui/HdrCapabilities.h>
+#include <utils/Flattenable.h>
+
+namespace android::ui {
+
+// Information about a physical display which may change on hotplug reconnect.
+struct DynamicDisplayInfo : LightFlattenable<DynamicDisplayInfo> {
+    std::vector<ui::DisplayMode> supportedDisplayModes;
+
+    // This struct is going to be serialized over binder, so
+    // we can't use size_t because it may have different width
+    // in the client process.
+    int32_t activeDisplayModeId;
+
+    std::vector<ui::ColorMode> supportedColorModes;
+    ui::ColorMode activeColorMode;
+    HdrCapabilities hdrCapabilities;
+
+    // True if the display reports support for HDMI 2.1 Auto Low Latency Mode.
+    // For more information, see the HDMI 2.1 specification.
+    bool autoLowLatencyModeSupported;
+
+    // True if the display reports support for Game Content Type.
+    // For more information, see the HDMI 1.4 specification.
+    bool gameContentTypeSupported;
+
+    std::optional<ui::DisplayMode> getActiveDisplayMode() const;
+
+    bool isFixedSize() const { return false; }
+    size_t getFlattenedSize() const;
+    status_t flatten(void* buffer, size_t size) const;
+    status_t unflatten(const void* buffer, size_t size);
+};
+
+} // namespace android::ui
diff --git a/libs/ui/include/ui/FloatRect.h b/libs/ui/include/ui/FloatRect.h
index bec2552..4c9c7b7 100644
--- a/libs/ui/include/ui/FloatRect.h
+++ b/libs/ui/include/ui/FloatRect.h
@@ -16,6 +16,7 @@
 
 #pragma once
 
+#include <math/HashCombine.h>
 #include <ostream>
 
 namespace android {
@@ -48,6 +49,8 @@
     float top = 0.0f;
     float right = 0.0f;
     float bottom = 0.0f;
+
+    constexpr bool isEmpty() const { return !(left < right && top < bottom); }
 };
 
 inline bool operator==(const FloatRect& a, const FloatRect& b) {
@@ -60,3 +63,13 @@
 }
 
 }  // namespace android
+
+namespace std {
+
+template <>
+struct hash<android::FloatRect> {
+    size_t operator()(const android::FloatRect& rect) const {
+        return android::hashCombine(rect.left, rect.top, rect.right, rect.bottom);
+    }
+};
+} // namespace std
diff --git a/libs/ui/include/ui/HdrCapabilities.h b/libs/ui/include/ui/HdrCapabilities.h
index 65ac26c..813adde 100644
--- a/libs/ui/include/ui/HdrCapabilities.h
+++ b/libs/ui/include/ui/HdrCapabilities.h
@@ -36,18 +36,12 @@
         mMaxAverageLuminance(maxAverageLuminance),
         mMinLuminance(minLuminance) {}
 
-    // Make this move-constructable and move-assignable
-    HdrCapabilities(HdrCapabilities&& other) noexcept;
-    HdrCapabilities& operator=(HdrCapabilities&& other) noexcept;
-
     HdrCapabilities()
       : mSupportedHdrTypes(),
         mMaxLuminance(-1.0f),
         mMaxAverageLuminance(-1.0f),
         mMinLuminance(-1.0f) {}
 
-    ~HdrCapabilities();
-
     const std::vector<ui::Hdr>& getSupportedHdrTypes() const {
         return mSupportedHdrTypes;
     }
diff --git a/libs/ui/include/ui/Rect.h b/libs/ui/include/ui/Rect.h
index 58323e5..9e24a07 100644
--- a/libs/ui/include/ui/Rect.h
+++ b/libs/ui/include/ui/Rect.h
@@ -24,6 +24,7 @@
 #include <utils/Log.h>
 #include <utils/TypeHelpers.h>
 
+#include <math/HashCombine.h>
 #include <ui/FloatRect.h>
 #include <ui/Point.h>
 #include <ui/Size.h>
@@ -234,4 +235,13 @@
 
 }; // namespace android
 
+namespace std {
+template <>
+struct hash<android::Rect> {
+    size_t operator()(const android::Rect& rect) const {
+        return android::hashCombine(rect.left, rect.top, rect.right, rect.bottom);
+    }
+};
+} // namespace std
+
 #endif // ANDROID_UI_RECT
diff --git a/libs/ui/include/ui/Region.h b/libs/ui/include/ui/Region.h
index 6bb7b8d..927c334 100644
--- a/libs/ui/include/ui/Region.h
+++ b/libs/ui/include/ui/Region.h
@@ -21,6 +21,7 @@
 #include <sys/types.h>
 #include <ostream>
 
+#include <math/HashCombine.h>
 #include <ui/Rect.h>
 #include <utils/Flattenable.h>
 
@@ -234,4 +235,17 @@
 // ---------------------------------------------------------------------------
 }; // namespace android
 
+namespace std {
+template <>
+struct hash<android::Region> {
+    size_t operator()(const android::Region& region) const {
+        size_t hash = 0;
+        for (const android::Rect& rect : region) {
+            android::hashCombineSingle(hash, rect);
+        }
+        return hash;
+    }
+};
+} // namespace std
+
 #endif // ANDROID_UI_REGION_H
diff --git a/libs/ui/include/ui/DisplayInfo.h b/libs/ui/include/ui/StaticDisplayInfo.h
similarity index 90%
rename from libs/ui/include/ui/DisplayInfo.h
rename to libs/ui/include/ui/StaticDisplayInfo.h
index 03e0a38..e86ca29 100644
--- a/libs/ui/include/ui/DisplayInfo.h
+++ b/libs/ui/include/ui/StaticDisplayInfo.h
@@ -17,17 +17,16 @@
 #pragma once
 
 #include <optional>
-#include <type_traits>
 
 #include <ui/DeviceProductInfo.h>
 #include <utils/Flattenable.h>
 
-namespace android {
+namespace android::ui {
 
 enum class DisplayConnectionType { Internal, External };
 
 // Immutable information about physical display.
-struct DisplayInfo : LightFlattenable<DisplayInfo> {
+struct StaticDisplayInfo : LightFlattenable<StaticDisplayInfo> {
     DisplayConnectionType connectionType = DisplayConnectionType::Internal;
     float density = 0.f;
     bool secure = false;
@@ -39,4 +38,4 @@
     status_t unflatten(void const* buffer, size_t size);
 };
 
-} // namespace android
+} // namespace android::ui
diff --git a/libs/ui/include/ui/StretchEffect.h b/libs/ui/include/ui/StretchEffect.h
index 1d2460c..0803df3 100644
--- a/libs/ui/include/ui/StretchEffect.h
+++ b/libs/ui/include/ui/StretchEffect.h
@@ -19,6 +19,7 @@
 #include <utils/Flattenable.h>
 #include "FloatRect.h"
 
+#include <math.h>
 #include <type_traits>
 
 namespace android {
@@ -45,7 +46,7 @@
 
     void sanitize() {
         // If the area is empty, or the max amount is zero, then reset back to defaults
-        if (area.bottom >= area.top || area.left >= area.right || isZero(maxAmount)) {
+        if (area.isEmpty() || isZero(maxAmount)) {
             *this = StretchEffect{};
         }
     }
diff --git a/libs/ui/include_private/ui/FlattenableHelpers.h b/libs/ui/include_private/ui/FlattenableHelpers.h
index 8e316d8..378f37f 100644
--- a/libs/ui/include_private/ui/FlattenableHelpers.h
+++ b/libs/ui/include_private/ui/FlattenableHelpers.h
@@ -29,20 +29,29 @@
 namespace android {
 
 struct FlattenableHelpers {
-    // Helpers for reading and writing POD structures
-    template <class T, typename = std::enable_if_t<std::is_trivially_copyable_v<T>>>
+    // Helpers for reading and writing POD structures which are not LightFlattenable.
+    template <class T,
+              typename = std::enable_if_t<
+                      std::conjunction_v<std::is_trivially_copyable<T>,
+                                         std::negation<std::is_base_of<LightFlattenable<T>, T>>>>>
     static constexpr size_t getFlattenedSize(const T&) {
         return sizeof(T);
     }
 
-    template <class T, typename = std::enable_if_t<std::is_trivially_copyable_v<T>>>
+    template <class T,
+              typename = std::enable_if_t<
+                      std::conjunction_v<std::is_trivially_copyable<T>,
+                                         std::negation<std::is_base_of<LightFlattenable<T>, T>>>>>
     static status_t flatten(void** buffer, size_t* size, const T& value) {
         if (*size < sizeof(T)) return NO_MEMORY;
         FlattenableUtils::write(*buffer, *size, value);
         return OK;
     }
 
-    template <class T, typename = std::enable_if_t<std::is_trivially_copyable_v<T>>>
+    template <class T,
+              typename = std::enable_if_t<
+                      std::conjunction_v<std::is_trivially_copyable<T>,
+                                         std::negation<std::is_base_of<LightFlattenable<T>, T>>>>>
     static status_t unflatten(const void** buffer, size_t* size, T* value) {
         if (*size < sizeof(T)) return NO_MEMORY;
         FlattenableUtils::read(*buffer, *size, *value);
diff --git a/libs/ui/include_vndk/ui/DisplayInfo.h b/libs/ui/include_vndk/ui/DisplayInfo.h
deleted file mode 120000
index 75f14cf..0000000
--- a/libs/ui/include_vndk/ui/DisplayInfo.h
+++ /dev/null
@@ -1 +0,0 @@
-../../include/ui/DisplayInfo.h
\ No newline at end of file
diff --git a/libs/ui/include_vndk/ui/StaticDisplayInfo.h b/libs/ui/include_vndk/ui/StaticDisplayInfo.h
new file mode 120000
index 0000000..541a7a3
--- /dev/null
+++ b/libs/ui/include_vndk/ui/StaticDisplayInfo.h
@@ -0,0 +1 @@
+../../include/ui/StaticDisplayInfo.h
\ No newline at end of file
diff --git a/libs/ui/tests/Android.bp b/libs/ui/tests/Android.bp
index d005ce8..516aad8 100644
--- a/libs/ui/tests/Android.bp
+++ b/libs/ui/tests/Android.bp
@@ -14,6 +14,15 @@
 // limitations under the License.
 //
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_libs_ui_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_libs_ui_license"],
+}
+
 cc_test {
     name: "Region_test",
     shared_libs: ["libui"],
diff --git a/libs/ui/tests/FlattenableHelpers_test.cpp b/libs/ui/tests/FlattenableHelpers_test.cpp
index db32bc7..44e20b5 100644
--- a/libs/ui/tests/FlattenableHelpers_test.cpp
+++ b/libs/ui/tests/FlattenableHelpers_test.cpp
@@ -42,7 +42,7 @@
     }
 
     status_t unflatten(void const* buffer, size_t size) {
-        int value;
+        int32_t value;
         FlattenableUtils::read(buffer, size, value);
         ptr = std::make_unique<int32_t>(value);
         return OK;
@@ -132,5 +132,66 @@
     ASSERT_FALSE(valueRead.has_value());
 }
 
+// If a struct is both trivially copyable and light flattenable we should treat it
+// as LigthFlattenable.
+TEST_F(FlattenableHelpersTest, TriviallyCopyableAndLightFlattenableIsFlattenedAsLightFlattenable) {
+    static constexpr int32_t kSizeTag = 1234567;
+    static constexpr int32_t kFlattenTag = 987654;
+    static constexpr int32_t kUnflattenTag = 5926582;
+
+    struct LightFlattenableAndTriviallyCopyable
+          : LightFlattenable<LightFlattenableAndTriviallyCopyable> {
+        int32_t value;
+
+        bool isFixedSize() const { return true; }
+        size_t getFlattenedSize() const { return kSizeTag; }
+
+        status_t flatten(void* buffer, size_t size) const {
+            FlattenableUtils::write(buffer, size, kFlattenTag);
+            return OK;
+        }
+
+        status_t unflatten(void const*, size_t) {
+            value = kUnflattenTag;
+            return OK;
+        }
+    };
+
+    {
+        // Verify that getFlattenedSize uses the LightFlattenable overload
+        LightFlattenableAndTriviallyCopyable foo;
+        EXPECT_EQ(kSizeTag, FlattenableHelpers::getFlattenedSize(foo));
+    }
+
+    {
+        // Verify that flatten uses the LightFlattenable overload
+        std::vector<int8_t> buffer(sizeof(int32_t));
+        auto rawBuffer = reinterpret_cast<void*>(buffer.data());
+        size_t size = buffer.size();
+        LightFlattenableAndTriviallyCopyable foo;
+        ASSERT_EQ(OK, FlattenableHelpers::flatten(&rawBuffer, &size, foo));
+
+        auto rawReadBuffer = reinterpret_cast<const void*>(buffer.data());
+        int32_t value;
+        FlattenableHelpers::unflatten(&rawReadBuffer, &size, &value);
+        EXPECT_EQ(kFlattenTag, value);
+    }
+
+    {
+        // Verify that unflatten uses the LightFlattenable overload
+        std::vector<int8_t> buffer(sizeof(int32_t));
+        auto rawBuffer = reinterpret_cast<void*>(buffer.data());
+        size_t size = buffer.size();
+        int32_t value = 4;
+        ASSERT_EQ(OK, FlattenableHelpers::flatten(&rawBuffer, &size, value));
+
+        auto rawReadBuffer = reinterpret_cast<const void*>(buffer.data());
+
+        LightFlattenableAndTriviallyCopyable foo;
+        FlattenableHelpers::unflatten(&rawReadBuffer, &size, &foo);
+        EXPECT_EQ(kUnflattenTag, foo.value);
+    }
+}
+
 } // namespace
 } // namespace android
diff --git a/libs/ui/tests/Rect_test.cpp b/libs/ui/tests/Rect_test.cpp
index 5499a5b..9cc36bb 100644
--- a/libs/ui/tests/Rect_test.cpp
+++ b/libs/ui/tests/Rect_test.cpp
@@ -259,4 +259,33 @@
     EXPECT_EQ(FloatRect(10.f, 20.f, 50.f, 60.f), floatRect);
 }
 
+TEST(RectTest, RectHash) {
+    const std::vector<Rect> rects = {
+            Rect(10, 20, 50, 60), Rect(11, 20, 50, 60), Rect(11, 21, 50, 60),
+            Rect(11, 21, 51, 60), Rect(11, 21, 51, 61),
+    };
+
+    for (const auto& a : rects) {
+        for (const auto& b : rects) {
+            const bool hashEq = std::hash<Rect>{}(a) == std::hash<Rect>{}(b);
+            EXPECT_EQ(a == b, hashEq);
+        }
+    }
+}
+
+TEST(RectTest, FloatRectHash) {
+    const std::vector<FloatRect> floatRects = {
+            Rect(10, 20, 50, 60).toFloatRect(), Rect(11, 20, 50, 60).toFloatRect(),
+            Rect(11, 21, 50, 60).toFloatRect(), Rect(11, 21, 51, 60).toFloatRect(),
+            Rect(11, 21, 51, 61).toFloatRect(),
+    };
+
+    for (const auto& a : floatRects) {
+        for (const auto& b : floatRects) {
+            const bool hashEq = std::hash<FloatRect>{}(a) == std::hash<FloatRect>{}(b);
+            EXPECT_EQ(a == b, hashEq);
+        }
+    }
+}
+
 } // namespace android::ui
diff --git a/libs/ui/tests/Region_test.cpp b/libs/ui/tests/Region_test.cpp
index c6b826d..74924bd 100644
--- a/libs/ui/tests/Region_test.cpp
+++ b/libs/ui/tests/Region_test.cpp
@@ -167,5 +167,17 @@
     ASSERT_TRUE(touchableRegion.contains(50, 50));
 }
 
+TEST_F(RegionTest, RegionHash) {
+    Region region1;
+    region1.addRectUnchecked(10, 20, 30, 40);
+    region1.addRectUnchecked(40, 30, 20, 10);
+
+    Region region2;
+    region2.addRectUnchecked(11, 20, 30, 40);
+    region2.addRectUnchecked(40, 31, 20, 10);
+
+    EXPECT_NE(std::hash<Region>{}(region1), std::hash<Region>{}(region2));
+}
+
 }; // namespace android
 
diff --git a/libs/ui/tools/Android.bp b/libs/ui/tools/Android.bp
index fb46c2b..c28c303 100644
--- a/libs/ui/tools/Android.bp
+++ b/libs/ui/tools/Android.bp
@@ -14,6 +14,15 @@
 // limitations under the License.
 //
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_libs_ui_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_libs_ui_license"],
+}
+
 cc_defaults {
     name: "libui_tools_default",
     clang_cflags: [
diff --git a/libs/vibrator/Android.bp b/libs/vibrator/Android.bp
index 49bc6bf..83c250a 100644
--- a/libs/vibrator/Android.bp
+++ b/libs/vibrator/Android.bp
@@ -12,6 +12,15 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library {
     name: "libvibrator",
     vendor_available: true,
diff --git a/libs/vibrator/fuzzer/Android.bp b/libs/vibrator/fuzzer/Android.bp
index 8020151..f2a313c 100644
--- a/libs/vibrator/fuzzer/Android.bp
+++ b/libs/vibrator/fuzzer/Android.bp
@@ -17,6 +17,15 @@
  *****************************************************************************
  */
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_fuzz {
     name: "vibrator_fuzzer",
 
diff --git a/libs/vr/Android.bp b/libs/vr/Android.bp
index e8176cf..b308895 100644
--- a/libs/vr/Android.bp
+++ b/libs/vr/Android.bp
@@ -1,3 +1,14 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    //   SPDX-license-identifier-BSD
+    //   legacy_notice
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 subdirs = [
     "*",
 ]
diff --git a/libs/vr/libbroadcastring/Android.bp b/libs/vr/libbroadcastring/Android.bp
index 13af470..2eb2f9f 100644
--- a/libs/vr/libbroadcastring/Android.bp
+++ b/libs/vr/libbroadcastring/Android.bp
@@ -1,3 +1,14 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    //   SPDX-license-identifier-MIT
+    //   SPDX-license-identifier-Unicode-DFS
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library_static {
     name: "libbroadcastring",
     clang: true,
diff --git a/libs/vr/libbufferhub/Android.bp b/libs/vr/libbufferhub/Android.bp
index 37c19d4..45bdd35 100644
--- a/libs/vr/libbufferhub/Android.bp
+++ b/libs/vr/libbufferhub/Android.bp
@@ -12,6 +12,17 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    //   SPDX-license-identifier-MIT
+    //   SPDX-license-identifier-Unicode-DFS
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library_headers {
     name: "libbufferhub_headers",
     export_include_dirs: ["include"],
diff --git a/libs/vr/libbufferhubqueue/Android.bp b/libs/vr/libbufferhubqueue/Android.bp
index 77c7911..f372bd7 100644
--- a/libs/vr/libbufferhubqueue/Android.bp
+++ b/libs/vr/libbufferhubqueue/Android.bp
@@ -12,6 +12,17 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    //   SPDX-license-identifier-MIT
+    //   SPDX-license-identifier-Unicode-DFS
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 sourceFiles = [
     "buffer_hub_queue_client.cpp",
     "buffer_hub_queue_parcelable.cpp",
diff --git a/libs/vr/libbufferhubqueue/benchmarks/Android.bp b/libs/vr/libbufferhubqueue/benchmarks/Android.bp
index ef1eed6..fc1f376 100644
--- a/libs/vr/libbufferhubqueue/benchmarks/Android.bp
+++ b/libs/vr/libbufferhubqueue/benchmarks/Android.bp
@@ -1,4 +1,15 @@
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    //   SPDX-license-identifier-MIT
+    //   SPDX-license-identifier-Unicode-DFS
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_benchmark {
     srcs: ["buffer_transport_benchmark.cpp"],
     shared_libs: [
diff --git a/libs/vr/libbufferhubqueue/tests/Android.bp b/libs/vr/libbufferhubqueue/tests/Android.bp
index a337921..e883916 100644
--- a/libs/vr/libbufferhubqueue/tests/Android.bp
+++ b/libs/vr/libbufferhubqueue/tests/Android.bp
@@ -1,4 +1,15 @@
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    //   SPDX-license-identifier-MIT
+    //   SPDX-license-identifier-Unicode-DFS
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 header_libraries = [
     "libdvr_headers",
 ]
diff --git a/libs/vr/libdisplay/Android.bp b/libs/vr/libdisplay/Android.bp
index 8c354fb..365a676 100644
--- a/libs/vr/libdisplay/Android.bp
+++ b/libs/vr/libdisplay/Android.bp
@@ -12,6 +12,17 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    //   SPDX-license-identifier-MIT
+    //   SPDX-license-identifier-Unicode-DFS
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 sourceFiles = [
     "display_client.cpp",
     "display_manager_client.cpp",
diff --git a/libs/vr/libdvr/Android.bp b/libs/vr/libdvr/Android.bp
index d5a19d3..83c30d7 100644
--- a/libs/vr/libdvr/Android.bp
+++ b/libs/vr/libdvr/Android.bp
@@ -13,6 +13,17 @@
 // limitations under the License.
 
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    //   SPDX-license-identifier-MIT
+    //   SPDX-license-identifier-Unicode-DFS
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library_headers {
     name: "libdvr_headers",
     export_include_dirs: ["include"],
diff --git a/libs/vr/libdvr/tests/Android.bp b/libs/vr/libdvr/tests/Android.bp
index 3260447..4ed80a4 100644
--- a/libs/vr/libdvr/tests/Android.bp
+++ b/libs/vr/libdvr/tests/Android.bp
@@ -12,6 +12,17 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    //   SPDX-license-identifier-MIT
+    //   SPDX-license-identifier-Unicode-DFS
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_test {
     srcs: [
         "dvr_display_manager-test.cpp",
diff --git a/libs/vr/libdvrcommon/Android.bp b/libs/vr/libdvrcommon/Android.bp
index e751768..9e1e516 100644
--- a/libs/vr/libdvrcommon/Android.bp
+++ b/libs/vr/libdvrcommon/Android.bp
@@ -12,6 +12,17 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    //   SPDX-license-identifier-MIT
+    //   SPDX-license-identifier-Unicode-DFS
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 localIncludeFiles = [
     "include",
 ]
diff --git a/libs/vr/libpdx/Android.bp b/libs/vr/libpdx/Android.bp
index 24ba830..c1f6da3 100644
--- a/libs/vr/libpdx/Android.bp
+++ b/libs/vr/libpdx/Android.bp
@@ -1,3 +1,12 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library_headers {
     name: "libpdx_headers",
     export_include_dirs: ["private"],
diff --git a/libs/vr/libpdx/fuzz/Android.bp b/libs/vr/libpdx/fuzz/Android.bp
index b36e0de..cc32b18 100644
--- a/libs/vr/libpdx/fuzz/Android.bp
+++ b/libs/vr/libpdx/fuzz/Android.bp
@@ -1,3 +1,12 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_fuzz {
     name: "libpdx_service_dispatcher_fuzzer",
     clang: true,
diff --git a/libs/vr/libpdx_default_transport/Android.bp b/libs/vr/libpdx_default_transport/Android.bp
index b3534de..ea73d7a 100644
--- a/libs/vr/libpdx_default_transport/Android.bp
+++ b/libs/vr/libpdx_default_transport/Android.bp
@@ -1,3 +1,14 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    //   SPDX-license-identifier-MIT
+    //   SPDX-license-identifier-Unicode-DFS
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_defaults {
     name: "pdx_default_transport_compiler_defaults",
     clang: true,
@@ -75,4 +86,3 @@
         "libpdx_default_transport",
     ],
 }
-
diff --git a/libs/vr/libpdx_uds/Android.bp b/libs/vr/libpdx_uds/Android.bp
index 1d6eea2..532d1a7 100644
--- a/libs/vr/libpdx_uds/Android.bp
+++ b/libs/vr/libpdx_uds/Android.bp
@@ -1,3 +1,14 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    //   SPDX-license-identifier-MIT
+    //   SPDX-license-identifier-Unicode-DFS
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library_static {
     name: "libpdx_uds",
     clang: true,
diff --git a/libs/vr/libperformance/Android.bp b/libs/vr/libperformance/Android.bp
index 35d3dea..5beee35 100644
--- a/libs/vr/libperformance/Android.bp
+++ b/libs/vr/libperformance/Android.bp
@@ -12,6 +12,17 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    //   SPDX-license-identifier-MIT
+    //   SPDX-license-identifier-Unicode-DFS
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 sourceFiles = [
     "performance_client.cpp",
     "performance_rpc.cpp",
diff --git a/libs/vr/libvr_manager/Android.bp b/libs/vr/libvr_manager/Android.bp
index 2cd6a28..6f2ada4 100644
--- a/libs/vr/libvr_manager/Android.bp
+++ b/libs/vr/libvr_manager/Android.bp
@@ -12,6 +12,15 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library_static {
     name: "libvr_manager",
     srcs: [
diff --git a/libs/vr/libvrflinger/Android.bp b/libs/vr/libvrflinger/Android.bp
index abc64bd..8aca9a5 100644
--- a/libs/vr/libvrflinger/Android.bp
+++ b/libs/vr/libvrflinger/Android.bp
@@ -12,6 +12,17 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    //   SPDX-license-identifier-MIT
+    //   SPDX-license-identifier-Unicode-DFS
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 sourceFiles = [
     "acquired_buffer.cpp",
     "epoll_event_dispatcher.cpp",
diff --git a/libs/vr/libvrflinger/tests/Android.bp b/libs/vr/libvrflinger/tests/Android.bp
index 7fafd3b..dafd354 100644
--- a/libs/vr/libvrflinger/tests/Android.bp
+++ b/libs/vr/libvrflinger/tests/Android.bp
@@ -1,3 +1,14 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    //   SPDX-license-identifier-MIT
+    //   SPDX-license-identifier-Unicode-DFS
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 shared_libs = [
     "android.hardware.configstore-utils",
     "android.hardware.configstore@1.0",
diff --git a/libs/vr/libvrsensor/Android.bp b/libs/vr/libvrsensor/Android.bp
index 8542790..8f566a0 100644
--- a/libs/vr/libvrsensor/Android.bp
+++ b/libs/vr/libvrsensor/Android.bp
@@ -12,6 +12,17 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    //   SPDX-license-identifier-MIT
+    //   SPDX-license-identifier-Unicode-DFS
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 sourceFiles = [
     "pose_client.cpp",
     "latency_model.cpp",
@@ -52,4 +63,3 @@
     header_libs: ["libdvr_headers"],
     name: "libvrsensor",
 }
-
diff --git a/opengl/Android.bp b/opengl/Android.bp
index 8b94f61..3878cb1 100644
--- a/opengl/Android.bp
+++ b/opengl/Android.bp
@@ -12,6 +12,18 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    //   SPDX-license-identifier-BSD
+    //   SPDX-license-identifier-MIT
+    //   legacy_notice
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 ndk_headers {
     name: "libEGL_headers",
     from: "include",
diff --git a/opengl/libs/Android.bp b/opengl/libs/Android.bp
index 5d17561..7861d62 100644
--- a/opengl/libs/Android.bp
+++ b/opengl/libs/Android.bp
@@ -1,4 +1,13 @@
 // Build the ETC1 library
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library {
     name: "libETC1",
     srcs: ["ETC1/etc1.cpp"],
diff --git a/opengl/tests/Android.bp b/opengl/tests/Android.bp
index 639f351..da717bd 100644
--- a/opengl/tests/Android.bp
+++ b/opengl/tests/Android.bp
@@ -1,4 +1,16 @@
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    //   SPDX-license-identifier-BSD
+    //   SPDX-license-identifier-MIT
+    //   legacy_notice
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 subdirs = [
     "angeles",
     "configdump",
@@ -16,4 +28,3 @@
     "hwc",
     "lib",
 ]
-
diff --git a/opengl/tests/EGLTest/Android.bp b/opengl/tests/EGLTest/Android.bp
index e3912a8..51c9376 100644
--- a/opengl/tests/EGLTest/Android.bp
+++ b/opengl/tests/EGLTest/Android.bp
@@ -1,4 +1,13 @@
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_test {
 
     name: "EGL_test",
diff --git a/opengl/tests/angeles/Android.bp b/opengl/tests/angeles/Android.bp
index 5c398a6..5b81501 100644
--- a/opengl/tests/angeles/Android.bp
+++ b/opengl/tests/angeles/Android.bp
@@ -1,5 +1,50 @@
 // Copyright 2006 The Android Open Source Project
 
+package {
+    default_applicable_licenses: [
+        "frameworks_native_opengl_tests_angeles_license",
+    ],
+}
+
+// Added automatically by a large-scale-change that took the approach of
+// 'apply every license found to every target'. While this makes sure we respect
+// every license restriction, it may not be entirely correct.
+//
+// e.g. GPL in an MIT project might only apply to the contrib/ directory.
+//
+// Please consider splitting the single license below into multiple licenses,
+// taking care not to lose any license_kind information, and overriding the
+// default license using the 'licenses: [...]' property on targets as needed.
+//
+// For unused files, consider creating a 'fileGroup' with "//visibility:private"
+// to attach the license to, and including a comment whether the files may be
+// used in the current project.
+//
+// large-scale-change included anything that looked like it might be a license
+// text as a license_text. e.g. LICENSE, NOTICE, COPYING etc.
+//
+// Please consider removing redundant or irrelevant files from 'license_text:'.
+//
+// large-scale-change filtered out the below license kinds as false-positives:
+//   SPDX-license-identifier-LGPL
+//   SPDX-license-identifier-LGPL-2.1
+//   SPDX-license-identifier-LGPL-3.0
+// See: http://go/android-license-faq
+license {
+    name: "frameworks_native_opengl_tests_angeles_license",
+    visibility: [":__subpackages__"],
+    license_kinds: [
+        "SPDX-license-identifier-BSD",
+        "SPDX-license-identifier-MIT",
+        "legacy_notice",
+    ],
+    license_text: [
+        "license-BSD.txt",
+        "license-LGPL.txt",
+        "license.txt",
+    ],
+}
+
 cc_test {
     name: "angeles",
 
diff --git a/opengl/tests/configdump/Android.bp b/opengl/tests/configdump/Android.bp
index ee967970..ffb0c1f 100644
--- a/opengl/tests/configdump/Android.bp
+++ b/opengl/tests/configdump/Android.bp
@@ -1,3 +1,14 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    //   SPDX-license-identifier-MIT
+    //   SPDX-license-identifier-Unicode-DFS
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_test {
     name: "test-opengl-configdump",
 
diff --git a/opengl/tests/fillrate/Android.bp b/opengl/tests/fillrate/Android.bp
index 689cee4..e4bff01 100644
--- a/opengl/tests/fillrate/Android.bp
+++ b/opengl/tests/fillrate/Android.bp
@@ -1,3 +1,12 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_test {
     name: "test-opengl-fillrate",
 
diff --git a/opengl/tests/filter/Android.bp b/opengl/tests/filter/Android.bp
index 23241e1..3b92b37 100644
--- a/opengl/tests/filter/Android.bp
+++ b/opengl/tests/filter/Android.bp
@@ -1,3 +1,14 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    //   SPDX-license-identifier-MIT
+    //   SPDX-license-identifier-Unicode-DFS
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_test {
     name: "test-opengl-filter",
 
diff --git a/opengl/tests/finish/Android.bp b/opengl/tests/finish/Android.bp
index be20851..c2dfbc3 100644
--- a/opengl/tests/finish/Android.bp
+++ b/opengl/tests/finish/Android.bp
@@ -1,3 +1,12 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_test {
     name: "test-opengl-finish",
 
diff --git a/opengl/tests/gl2_basic/Android.bp b/opengl/tests/gl2_basic/Android.bp
index f4538ad..c54bdf3 100644
--- a/opengl/tests/gl2_basic/Android.bp
+++ b/opengl/tests/gl2_basic/Android.bp
@@ -1,3 +1,12 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_test {
     name: "test-opengl-gl2_basic",
 
diff --git a/opengl/tests/gl2_cameraeye/Android.bp b/opengl/tests/gl2_cameraeye/Android.bp
index 00e00df..6b8ee85 100644
--- a/opengl/tests/gl2_cameraeye/Android.bp
+++ b/opengl/tests/gl2_cameraeye/Android.bp
@@ -1,3 +1,12 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 android_app {
     name: "GL2CameraEye",
     // Only compile source java files in this apk.
diff --git a/opengl/tests/gl2_copyTexImage/Android.bp b/opengl/tests/gl2_copyTexImage/Android.bp
index 87fa7ea..0a84d25 100644
--- a/opengl/tests/gl2_copyTexImage/Android.bp
+++ b/opengl/tests/gl2_copyTexImage/Android.bp
@@ -1,3 +1,12 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_test {
     name: "test-opengl-gl2_copyTexImage",
 
diff --git a/opengl/tests/gl2_java/Android.bp b/opengl/tests/gl2_java/Android.bp
index a8e5d7d..a33075e 100644
--- a/opengl/tests/gl2_java/Android.bp
+++ b/opengl/tests/gl2_java/Android.bp
@@ -1,6 +1,15 @@
 //########################################################################
 // OpenGL ES 2.0 Java sample
 //########################################################################
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 android_app {
     name: "GL2Java",
     srcs: ["**/*.java"],
diff --git a/opengl/tests/gl2_jni/Android.bp b/opengl/tests/gl2_jni/Android.bp
index 8d4323f..79773cb 100644
--- a/opengl/tests/gl2_jni/Android.bp
+++ b/opengl/tests/gl2_jni/Android.bp
@@ -3,6 +3,15 @@
 // This makefile builds both an activity and a shared library.
 //########################################################################
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 android_app {
     name: "GL2JNI",
     srcs: ["**/*.java"],
diff --git a/opengl/tests/gl2_yuvtex/Android.bp b/opengl/tests/gl2_yuvtex/Android.bp
index b64d94d..fadf0e8 100644
--- a/opengl/tests/gl2_yuvtex/Android.bp
+++ b/opengl/tests/gl2_yuvtex/Android.bp
@@ -1,3 +1,12 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_test {
     name: "test-opengl-gl2_yuvtex",
 
diff --git a/opengl/tests/gl_basic/Android.bp b/opengl/tests/gl_basic/Android.bp
index 5eed17e..f777401 100644
--- a/opengl/tests/gl_basic/Android.bp
+++ b/opengl/tests/gl_basic/Android.bp
@@ -1,3 +1,14 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    //   SPDX-license-identifier-MIT
+    //   SPDX-license-identifier-Unicode-DFS
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_test {
     name: "test-opengl-gl_basic",
 
diff --git a/opengl/tests/gl_jni/Android.bp b/opengl/tests/gl_jni/Android.bp
index 0cb129a..dc46483 100644
--- a/opengl/tests/gl_jni/Android.bp
+++ b/opengl/tests/gl_jni/Android.bp
@@ -4,6 +4,15 @@
 //########################################################################
 // Build activity
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 android_app {
     name: "GLJNI",
     srcs: ["**/*.java"],
diff --git a/opengl/tests/gl_perf/Android.bp b/opengl/tests/gl_perf/Android.bp
index 25a317c..ca0f7e8 100644
--- a/opengl/tests/gl_perf/Android.bp
+++ b/opengl/tests/gl_perf/Android.bp
@@ -1,3 +1,12 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_test {
     name: "test-opengl-gl2_perf",
 
diff --git a/opengl/tests/gl_perfapp/Android.bp b/opengl/tests/gl_perfapp/Android.bp
index 66afb6a..2f62346 100644
--- a/opengl/tests/gl_perfapp/Android.bp
+++ b/opengl/tests/gl_perfapp/Android.bp
@@ -2,6 +2,15 @@
 // OpenGL ES Perf App
 // This makefile builds both an activity and a shared library.
 //########################################################################
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 android_app {
     name: "GLPerf",
     srcs: ["**/*.java"],
diff --git a/opengl/tests/gl_yuvtex/Android.bp b/opengl/tests/gl_yuvtex/Android.bp
index 9b4924a..7844186 100644
--- a/opengl/tests/gl_yuvtex/Android.bp
+++ b/opengl/tests/gl_yuvtex/Android.bp
@@ -1,3 +1,12 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_test {
     name: "test-opengl-gl_yuvtex",
 
diff --git a/opengl/tests/gldual/Android.bp b/opengl/tests/gldual/Android.bp
index 1006d44..3d6e677 100644
--- a/opengl/tests/gldual/Android.bp
+++ b/opengl/tests/gldual/Android.bp
@@ -4,6 +4,15 @@
 //########################################################################
 // Build activity
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 android_app {
     name: "GLDual",
     srcs: ["**/*.java"],
diff --git a/opengl/tests/gralloc/Android.bp b/opengl/tests/gralloc/Android.bp
index 33c3dba..5fb4556 100644
--- a/opengl/tests/gralloc/Android.bp
+++ b/opengl/tests/gralloc/Android.bp
@@ -1,3 +1,12 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_test {
     name: "test-opengl-gralloc",
 
diff --git a/opengl/tests/hwc/Android.bp b/opengl/tests/hwc/Android.bp
index 55f058f..719eb11 100644
--- a/opengl/tests/hwc/Android.bp
+++ b/opengl/tests/hwc/Android.bp
@@ -12,6 +12,15 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_defaults {
 
     name: "hwc_tests_defaults",
diff --git a/opengl/tests/lib/Android.bp b/opengl/tests/lib/Android.bp
index 2f6095d..05c9397 100644
--- a/opengl/tests/lib/Android.bp
+++ b/opengl/tests/lib/Android.bp
@@ -12,6 +12,15 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library_static {
 
     name: "libglTest",
diff --git a/opengl/tests/lighting1709/Android.bp b/opengl/tests/lighting1709/Android.bp
index e734dd1..79daa26 100644
--- a/opengl/tests/lighting1709/Android.bp
+++ b/opengl/tests/lighting1709/Android.bp
@@ -1,3 +1,12 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 android_test {
     name: "LightingTest",
     srcs: ["**/*.java"],
diff --git a/opengl/tests/linetex/Android.bp b/opengl/tests/linetex/Android.bp
index dbc2cdb..61976e5 100644
--- a/opengl/tests/linetex/Android.bp
+++ b/opengl/tests/linetex/Android.bp
@@ -1,3 +1,12 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_binary {
     name: "test-opengl-linetex",
     srcs: ["linetex.cpp"],
diff --git a/opengl/tests/swapinterval/Android.bp b/opengl/tests/swapinterval/Android.bp
index eed4dff..a76f4cf 100644
--- a/opengl/tests/swapinterval/Android.bp
+++ b/opengl/tests/swapinterval/Android.bp
@@ -1,3 +1,12 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_binary {
     name: "test-opengl-swapinterval",
     srcs: ["swapinterval.cpp"],
diff --git a/opengl/tests/testFramerate/Android.bp b/opengl/tests/testFramerate/Android.bp
index 5aa83b0..4334d88 100644
--- a/opengl/tests/testFramerate/Android.bp
+++ b/opengl/tests/testFramerate/Android.bp
@@ -2,6 +2,15 @@
 // Test framerate and look for hiccups
 //########################################################################
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 android_app {
     name: "TestFramerate",
     srcs: ["**/*.java"],
diff --git a/opengl/tests/testLatency/Android.bp b/opengl/tests/testLatency/Android.bp
index c516dc3..473cb42 100644
--- a/opengl/tests/testLatency/Android.bp
+++ b/opengl/tests/testLatency/Android.bp
@@ -1,6 +1,15 @@
 //########################################################################
 // Test end-to-end latency.
 //########################################################################
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 android_app {
     name: "TestLatency",
     sdk_version: "8",
diff --git a/opengl/tests/testPauseResume/Android.bp b/opengl/tests/testPauseResume/Android.bp
index 810e895..8171e1f 100644
--- a/opengl/tests/testPauseResume/Android.bp
+++ b/opengl/tests/testPauseResume/Android.bp
@@ -1,4 +1,13 @@
 // OpenGL ES JNI sample
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 android_app {
     name: "TestEGL",
     srcs: ["**/*.java"],
diff --git a/opengl/tests/testViewport/Android.bp b/opengl/tests/testViewport/Android.bp
index 629b573..13ce3ad 100644
--- a/opengl/tests/testViewport/Android.bp
+++ b/opengl/tests/testViewport/Android.bp
@@ -2,6 +2,15 @@
 // OpenGL ES JNI sample
 // This makefile builds both an activity and a shared library.
 //########################################################################
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 android_app {
     name: "TestViewport",
     srcs: ["**/*.java"],
diff --git a/opengl/tests/textures/Android.bp b/opengl/tests/textures/Android.bp
index 84adda2..f113ff7 100644
--- a/opengl/tests/textures/Android.bp
+++ b/opengl/tests/textures/Android.bp
@@ -1,3 +1,12 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_binary {
     name: "test-opengl-textures",
     srcs: ["textures.cpp"],
diff --git a/opengl/tests/tritex/Android.bp b/opengl/tests/tritex/Android.bp
index 390397b..759582c 100644
--- a/opengl/tests/tritex/Android.bp
+++ b/opengl/tests/tritex/Android.bp
@@ -1,3 +1,14 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    //   SPDX-license-identifier-MIT
+    //   SPDX-license-identifier-Unicode-DFS
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_binary {
     name: "test-opengl-tritex",
     srcs: ["tritex.cpp"],
diff --git a/services/audiomanager/Android.bp b/services/audiomanager/Android.bp
index 12ad47e..e6fb2c3 100644
--- a/services/audiomanager/Android.bp
+++ b/services/audiomanager/Android.bp
@@ -1,3 +1,12 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library_shared {
     name: "libaudiomanager",
 
diff --git a/services/automotive/display/Android.bp b/services/automotive/display/Android.bp
index c3da216..72bd292 100644
--- a/services/automotive/display/Android.bp
+++ b/services/automotive/display/Android.bp
@@ -14,6 +14,15 @@
 // limitations under the License.
 //
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_binary {
     name: "android.frameworks.automotive.display@1.0-service",
     defaults: ["hidl_defaults"],
diff --git a/services/batteryservice/Android.bp b/services/batteryservice/Android.bp
index 66ee8ff..1e37991 100644
--- a/services/batteryservice/Android.bp
+++ b/services/batteryservice/Android.bp
@@ -1,3 +1,12 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library_headers {
     name: "libbatteryservice_headers",
     vendor_available: true,
diff --git a/services/displayservice/Android.bp b/services/displayservice/Android.bp
index 4d2d873..8681784 100644
--- a/services/displayservice/Android.bp
+++ b/services/displayservice/Android.bp
@@ -14,6 +14,15 @@
 // limitations under the License.
 //
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library_shared {
     name: "libdisplayservicehidl",
 
diff --git a/services/gpuservice/Android.bp b/services/gpuservice/Android.bp
index 9a9bca1..b9b6a19 100644
--- a/services/gpuservice/Android.bp
+++ b/services/gpuservice/Android.bp
@@ -1,3 +1,12 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_defaults {
     name: "gpuservice_defaults",
     cflags: [
diff --git a/services/gpuservice/bpfprogs/Android.bp b/services/gpuservice/bpfprogs/Android.bp
index b875814..9842ed7 100644
--- a/services/gpuservice/bpfprogs/Android.bp
+++ b/services/gpuservice/bpfprogs/Android.bp
@@ -12,6 +12,15 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 bpf {
     name: "gpu_mem.o",
     srcs: ["gpu_mem.c"],
diff --git a/services/gpuservice/gpumem/Android.bp b/services/gpuservice/gpumem/Android.bp
index b2230b6..830e53d 100644
--- a/services/gpuservice/gpumem/Android.bp
+++ b/services/gpuservice/gpumem/Android.bp
@@ -12,6 +12,15 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library_shared {
     name: "libgpumem",
     srcs: [
diff --git a/services/gpuservice/gpustats/Android.bp b/services/gpuservice/gpustats/Android.bp
index f52602a..54291ad 100644
--- a/services/gpuservice/gpustats/Android.bp
+++ b/services/gpuservice/gpustats/Android.bp
@@ -1,3 +1,12 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library_shared {
     name: "libgfxstats",
     srcs: [
diff --git a/services/gpuservice/tests/unittests/Android.bp b/services/gpuservice/tests/unittests/Android.bp
index 9606daa..6d87c45 100644
--- a/services/gpuservice/tests/unittests/Android.bp
+++ b/services/gpuservice/tests/unittests/Android.bp
@@ -12,6 +12,15 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_test {
     name: "gpuservice_unittest",
     test_suites: ["device-tests"],
diff --git a/services/gpuservice/tracing/Android.bp b/services/gpuservice/tracing/Android.bp
index 919fed3..a1bc1ed 100644
--- a/services/gpuservice/tracing/Android.bp
+++ b/services/gpuservice/tracing/Android.bp
@@ -12,6 +12,15 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library_shared {
     name: "libgpumemtracer",
     srcs: [
diff --git a/services/inputflinger/Android.bp b/services/inputflinger/Android.bp
index b640e9c..9b98a17 100644
--- a/services/inputflinger/Android.bp
+++ b/services/inputflinger/Android.bp
@@ -13,6 +13,15 @@
 // limitations under the License.
 
 // Default flags to be used throughout all libraries in inputflinger.
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_defaults {
     name: "inputflinger_defaults",
     cflags: [
diff --git a/services/inputflinger/InputListener.cpp b/services/inputflinger/InputListener.cpp
index 4b1f350..33b3e1e 100644
--- a/services/inputflinger/InputListener.cpp
+++ b/services/inputflinger/InputListener.cpp
@@ -50,9 +50,10 @@
 
 // --- NotifyKeyArgs ---
 
-NotifyKeyArgs::NotifyKeyArgs(int32_t id, nsecs_t eventTime, int32_t deviceId, uint32_t source,
-                             int32_t displayId, uint32_t policyFlags, int32_t action, int32_t flags,
-                             int32_t keyCode, int32_t scanCode, int32_t metaState, nsecs_t downTime)
+NotifyKeyArgs::NotifyKeyArgs(int32_t id, nsecs_t eventTime, nsecs_t readTime, int32_t deviceId,
+                             uint32_t source, int32_t displayId, uint32_t policyFlags,
+                             int32_t action, int32_t flags, int32_t keyCode, int32_t scanCode,
+                             int32_t metaState, nsecs_t downTime)
       : NotifyArgs(id, eventTime),
         deviceId(deviceId),
         source(source),
@@ -63,7 +64,8 @@
         keyCode(keyCode),
         scanCode(scanCode),
         metaState(metaState),
-        downTime(downTime) {}
+        downTime(downTime),
+        readTime(readTime) {}
 
 NotifyKeyArgs::NotifyKeyArgs(const NotifyKeyArgs& other)
       : NotifyArgs(other.id, other.eventTime),
@@ -76,13 +78,15 @@
         keyCode(other.keyCode),
         scanCode(other.scanCode),
         metaState(other.metaState),
-        downTime(other.downTime) {}
+        downTime(other.downTime),
+        readTime(other.readTime) {}
 
 bool NotifyKeyArgs::operator==(const NotifyKeyArgs& rhs) const {
-    return id == rhs.id && eventTime == rhs.eventTime && deviceId == rhs.deviceId &&
-            source == rhs.source && displayId == rhs.displayId && policyFlags == rhs.policyFlags &&
-            action == rhs.action && flags == rhs.flags && keyCode == rhs.keyCode &&
-            scanCode == rhs.scanCode && metaState == rhs.metaState && downTime == rhs.downTime;
+    return id == rhs.id && eventTime == rhs.eventTime && readTime == rhs.readTime &&
+            deviceId == rhs.deviceId && source == rhs.source && displayId == rhs.displayId &&
+            policyFlags == rhs.policyFlags && action == rhs.action && flags == rhs.flags &&
+            keyCode == rhs.keyCode && scanCode == rhs.scanCode && metaState == rhs.metaState &&
+            downTime == rhs.downTime;
 }
 
 void NotifyKeyArgs::notify(const sp<InputListenerInterface>& listener) const {
@@ -91,16 +95,14 @@
 
 // --- NotifyMotionArgs ---
 
-NotifyMotionArgs::NotifyMotionArgs(int32_t id, nsecs_t eventTime, int32_t deviceId, uint32_t source,
-                                   int32_t displayId, uint32_t policyFlags, int32_t action,
-                                   int32_t actionButton, int32_t flags, int32_t metaState,
-                                   int32_t buttonState, MotionClassification classification,
-                                   int32_t edgeFlags, uint32_t pointerCount,
-                                   const PointerProperties* pointerProperties,
-                                   const PointerCoords* pointerCoords, float xPrecision,
-                                   float yPrecision, float xCursorPosition, float yCursorPosition,
-                                   nsecs_t downTime,
-                                   const std::vector<TouchVideoFrame>& videoFrames)
+NotifyMotionArgs::NotifyMotionArgs(
+        int32_t id, nsecs_t eventTime, nsecs_t readTime, int32_t deviceId, uint32_t source,
+        int32_t displayId, uint32_t policyFlags, int32_t action, int32_t actionButton,
+        int32_t flags, int32_t metaState, int32_t buttonState, MotionClassification classification,
+        int32_t edgeFlags, uint32_t pointerCount, const PointerProperties* pointerProperties,
+        const PointerCoords* pointerCoords, float xPrecision, float yPrecision,
+        float xCursorPosition, float yCursorPosition, nsecs_t downTime,
+        const std::vector<TouchVideoFrame>& videoFrames)
       : NotifyArgs(id, eventTime),
         deviceId(deviceId),
         source(source),
@@ -119,6 +121,7 @@
         xCursorPosition(xCursorPosition),
         yCursorPosition(yCursorPosition),
         downTime(downTime),
+        readTime(readTime),
         videoFrames(videoFrames) {
     for (uint32_t i = 0; i < pointerCount; i++) {
         this->pointerProperties[i].copyFrom(pointerProperties[i]);
@@ -145,6 +148,7 @@
         xCursorPosition(other.xCursorPosition),
         yCursorPosition(other.yCursorPosition),
         downTime(other.downTime),
+        readTime(other.readTime),
         videoFrames(other.videoFrames) {
     for (uint32_t i = 0; i < pointerCount; i++) {
         pointerProperties[i].copyFrom(other.pointerProperties[i]);
@@ -157,11 +161,12 @@
 }
 
 bool NotifyMotionArgs::operator==(const NotifyMotionArgs& rhs) const {
-    bool equal = id == rhs.id && eventTime == rhs.eventTime && deviceId == rhs.deviceId &&
-            source == rhs.source && displayId == rhs.displayId && policyFlags == rhs.policyFlags &&
-            action == rhs.action && actionButton == rhs.actionButton && flags == rhs.flags &&
-            metaState == rhs.metaState && buttonState == rhs.buttonState &&
-            classification == rhs.classification && edgeFlags == rhs.edgeFlags &&
+    bool equal = id == rhs.id && eventTime == rhs.eventTime && readTime == rhs.readTime &&
+            deviceId == rhs.deviceId && source == rhs.source && displayId == rhs.displayId &&
+            policyFlags == rhs.policyFlags && action == rhs.action &&
+            actionButton == rhs.actionButton && flags == rhs.flags && metaState == rhs.metaState &&
+            buttonState == rhs.buttonState && classification == rhs.classification &&
+            edgeFlags == rhs.edgeFlags &&
             pointerCount == rhs.pointerCount
             // PointerProperties and PointerCoords are compared separately below
             && xPrecision == rhs.xPrecision && yPrecision == rhs.yPrecision &&
diff --git a/services/inputflinger/benchmarks/Android.bp b/services/inputflinger/benchmarks/Android.bp
index bd275a7..ea37f4d 100644
--- a/services/inputflinger/benchmarks/Android.bp
+++ b/services/inputflinger/benchmarks/Android.bp
@@ -1,3 +1,12 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_benchmark {
     name: "inputflinger_benchmarks",
     srcs: [
diff --git a/services/inputflinger/benchmarks/InputDispatcher_benchmarks.cpp b/services/inputflinger/benchmarks/InputDispatcher_benchmarks.cpp
index d6b7259..b2ddb42 100644
--- a/services/inputflinger/benchmarks/InputDispatcher_benchmarks.cpp
+++ b/services/inputflinger/benchmarks/InputDispatcher_benchmarks.cpp
@@ -105,7 +105,7 @@
 
     void notifySwitch(nsecs_t, uint32_t, uint32_t, uint32_t) override {}
 
-    void pokeUserActivity(nsecs_t, int32_t) override {}
+    void pokeUserActivity(nsecs_t, int32_t, int32_t) override {}
 
     bool checkInjectEventsPermissionNonReentrant(int32_t, int32_t) override { return false; }
 
@@ -249,8 +249,9 @@
 
     const nsecs_t currentTime = now();
     // Define a valid motion event.
-    NotifyMotionArgs args(/* id */ 0, currentTime, DEVICE_ID, AINPUT_SOURCE_TOUCHSCREEN,
-                          ADISPLAY_ID_DEFAULT, POLICY_FLAG_PASS_TO_USER, AMOTION_EVENT_ACTION_DOWN,
+    NotifyMotionArgs args(/* id */ 0, currentTime, currentTime, DEVICE_ID,
+                          AINPUT_SOURCE_TOUCHSCREEN, ADISPLAY_ID_DEFAULT, POLICY_FLAG_PASS_TO_USER,
+                          AMOTION_EVENT_ACTION_DOWN,
                           /* actionButton */ 0, /* flags */ 0, AMETA_NONE, /* buttonState */ 0,
                           MotionClassification::NONE, AMOTION_EVENT_EDGE_FLAG_NONE, 1,
                           pointerProperties, pointerCoords,
diff --git a/services/inputflinger/dispatcher/Android.bp b/services/inputflinger/dispatcher/Android.bp
index e5b131e..393f649 100644
--- a/services/inputflinger/dispatcher/Android.bp
+++ b/services/inputflinger/dispatcher/Android.bp
@@ -12,6 +12,15 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library_headers {
     name: "libinputdispatcher_headers",
     export_include_dirs: [
diff --git a/services/inputflinger/dispatcher/Entry.h b/services/inputflinger/dispatcher/Entry.h
index 45a007b..ed17e68 100644
--- a/services/inputflinger/dispatcher/Entry.h
+++ b/services/inputflinger/dispatcher/Entry.h
@@ -273,6 +273,7 @@
     bool enabled;
     int32_t pid;
     nsecs_t consumeTime; // time when the event was consumed by InputConsumer
+    int32_t displayId;
 };
 
 } // namespace android::inputdispatcher
diff --git a/services/inputflinger/dispatcher/InputDispatcher.cpp b/services/inputflinger/dispatcher/InputDispatcher.cpp
index e4237b5..d0a5c09 100644
--- a/services/inputflinger/dispatcher/InputDispatcher.cpp
+++ b/services/inputflinger/dispatcher/InputDispatcher.cpp
@@ -1673,9 +1673,7 @@
 
     if (!mKeyIsWaitingForEventsTimeout.has_value()) {
         // Start the timer
-        ALOGD("Waiting to send key to %s because there are unprocessed events that may cause "
-              "focus to change",
-              focusedWindowName);
+        // Wait to send key because there are unprocessed events that may cause focus to change
         mKeyIsWaitingForEventsTimeout = currentTime +
                 std::chrono::duration_cast<std::chrono::nanoseconds>(KEY_WAITING_FOR_EVENTS_TIMEOUT)
                         .count();
@@ -2593,6 +2591,7 @@
             std::make_unique<CommandEntry>(&InputDispatcher::doPokeUserActivityLockedInterruptible);
     commandEntry->eventTime = eventEntry.eventTime;
     commandEntry->userActivityEventType = eventType;
+    commandEntry->displayId = displayId;
     postCommandLocked(std::move(commandEntry));
 }
 
@@ -2834,10 +2833,6 @@
  * This includes situations like the soft BACK button key. When the user releases (lifts up the
  * finger) the back button, then navigation bar will inject KEYCODE_BACK with ACTION_UP.
  * Both of those ACTION_UP events would not be logged
- * Monitors (both gesture and global): any gesture monitors or global monitors receiving events
- * will not be logged. This is omitted to reduce the amount of data printed.
- * If you see <none>, it's likely that one of the gesture monitors pilfered the event, and therefore
- * gesture monitor is the only connection receiving the remainder of the gesture.
  */
 void InputDispatcher::updateInteractionTokensLocked(const EventEntry& entry,
                                                     const std::vector<InputTarget>& targets) {
@@ -2867,8 +2862,8 @@
 
         sp<IBinder> token = target.inputChannel->getConnectionToken();
         sp<Connection> connection = getConnectionLocked(token);
-        if (connection == nullptr || connection->monitor) {
-            continue; // We only need to keep track of the non-monitor connections.
+        if (connection == nullptr) {
+            continue;
         }
         newConnectionTokens.insert(std::move(token));
         newConnections.emplace_back(connection);
@@ -2878,12 +2873,12 @@
     }
     mInteractionConnectionTokens = newConnectionTokens;
 
-    std::string windowList;
+    std::string targetList;
     for (const sp<Connection>& connection : newConnections) {
-        windowList += connection->getWindowName() + ", ";
+        targetList += connection->getWindowName() + ", ";
     }
-    std::string message = "Interaction with windows: " + windowList;
-    if (windowList.empty()) {
+    std::string message = "Interaction with: " + targetList;
+    if (targetList.empty()) {
         message += "<none>";
     }
     android_log_event_list(LOGTAG_INPUT_INTERACTION) << message << LOG_ID_EVENTS;
@@ -3221,8 +3216,7 @@
             }
         } else {
             // Monitor channels are never explicitly unregistered.
-            // We do it automatically when the remote endpoint is closed so don't warn
-            // about them.
+            // We do it automatically when the remote endpoint is closed so don't warn about them.
             const bool stillHaveWindowHandle =
                     d->getWindowHandleLocked(connection->inputChannel->getConnectionToken()) !=
                     nullptr;
@@ -4978,7 +4972,7 @@
                                                    bool notify) {
     sp<Connection> connection = getConnectionLocked(connectionToken);
     if (connection == nullptr) {
-        ALOGW("Attempted to unregister already unregistered input channel");
+        // Connection can be removed via socket hang up or an explicit call to 'removeInputChannel'
         return BAD_VALUE;
     }
 
@@ -5042,9 +5036,11 @@
         }
 
         TouchState& state = stateIt->second;
+        std::shared_ptr<InputChannel> requestingChannel;
         std::optional<int32_t> foundDeviceId;
         for (const TouchedMonitor& touchedMonitor : state.gestureMonitors) {
             if (touchedMonitor.monitor.inputChannel->getConnectionToken() == token) {
+                requestingChannel = touchedMonitor.monitor.inputChannel;
                 foundDeviceId = state.deviceId;
             }
         }
@@ -5060,13 +5056,19 @@
                                    "gesture monitor stole pointer stream");
         options.deviceId = deviceId;
         options.displayId = displayId;
+        std::string canceledWindows = "[";
         for (const TouchedWindow& window : state.windows) {
             std::shared_ptr<InputChannel> channel =
                     getInputChannelLocked(window.windowHandle->getToken());
             if (channel != nullptr) {
                 synthesizeCancelationEventsForInputChannelLocked(channel, options);
+                canceledWindows += channel->getName() + ", ";
             }
         }
+        canceledWindows += "]";
+        ALOGI("Monitor %s is stealing touch from %s", requestingChannel->getName().c_str(),
+              canceledWindows.c_str());
+
         // Then clear the current touch state so we stop dispatching to them as well.
         state.filterNonMonitors();
     }
@@ -5714,7 +5716,8 @@
 void InputDispatcher::doPokeUserActivityLockedInterruptible(CommandEntry* commandEntry) {
     mLock.unlock();
 
-    mPolicy->pokeUserActivity(commandEntry->eventTime, commandEntry->userActivityEventType);
+    mPolicy->pokeUserActivity(commandEntry->eventTime, commandEntry->userActivityEventType,
+                              commandEntry->displayId);
 
     mLock.lock();
 }
diff --git a/services/inputflinger/dispatcher/include/InputDispatcherPolicyInterface.h b/services/inputflinger/dispatcher/include/InputDispatcherPolicyInterface.h
index 909ce54..439d85e 100644
--- a/services/inputflinger/dispatcher/include/InputDispatcherPolicyInterface.h
+++ b/services/inputflinger/dispatcher/include/InputDispatcherPolicyInterface.h
@@ -134,7 +134,7 @@
                               uint32_t policyFlags) = 0;
 
     /* Poke user activity for an event dispatched to a window. */
-    virtual void pokeUserActivity(nsecs_t eventTime, int32_t eventType) = 0;
+    virtual void pokeUserActivity(nsecs_t eventTime, int32_t eventType, int32_t displayId) = 0;
 
     /* Checks whether a given application pid/uid has permission to inject input events
      * into other applications.
diff --git a/services/inputflinger/host/Android.bp b/services/inputflinger/host/Android.bp
index 9e797e4..18d0226 100644
--- a/services/inputflinger/host/Android.bp
+++ b/services/inputflinger/host/Android.bp
@@ -12,6 +12,15 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library_shared {
     name: "libinputflingerhost",
 
diff --git a/services/inputflinger/include/InputListener.h b/services/inputflinger/include/InputListener.h
index 094bc0c..4b7d26d 100644
--- a/services/inputflinger/include/InputListener.h
+++ b/services/inputflinger/include/InputListener.h
@@ -73,12 +73,14 @@
     int32_t scanCode;
     int32_t metaState;
     nsecs_t downTime;
+    nsecs_t readTime;
 
     inline NotifyKeyArgs() { }
 
-    NotifyKeyArgs(int32_t id, nsecs_t eventTime, int32_t deviceId, uint32_t source,
-                  int32_t displayId, uint32_t policyFlags, int32_t action, int32_t flags,
-                  int32_t keyCode, int32_t scanCode, int32_t metaState, nsecs_t downTime);
+    NotifyKeyArgs(int32_t id, nsecs_t eventTime, nsecs_t readTime, int32_t deviceId,
+                  uint32_t source, int32_t displayId, uint32_t policyFlags, int32_t action,
+                  int32_t flags, int32_t keyCode, int32_t scanCode, int32_t metaState,
+                  nsecs_t downTime);
 
     bool operator==(const NotifyKeyArgs& rhs) const;
 
@@ -120,13 +122,14 @@
     float xCursorPosition;
     float yCursorPosition;
     nsecs_t downTime;
+    nsecs_t readTime;
     std::vector<TouchVideoFrame> videoFrames;
 
     inline NotifyMotionArgs() { }
 
-    NotifyMotionArgs(int32_t id, nsecs_t eventTime, int32_t deviceId, uint32_t source,
-                     int32_t displayId, uint32_t policyFlags, int32_t action, int32_t actionButton,
-                     int32_t flags, int32_t metaState, int32_t buttonState,
+    NotifyMotionArgs(int32_t id, nsecs_t eventTime, nsecs_t readTime, int32_t deviceId,
+                     uint32_t source, int32_t displayId, uint32_t policyFlags, int32_t action,
+                     int32_t actionButton, int32_t flags, int32_t metaState, int32_t buttonState,
                      MotionClassification classification, int32_t edgeFlags, uint32_t pointerCount,
                      const PointerProperties* pointerProperties, const PointerCoords* pointerCoords,
                      float xPrecision, float yPrecision, float xCursorPosition,
diff --git a/services/inputflinger/include/InputReaderBase.h b/services/inputflinger/include/InputReaderBase.h
index 69aea84..3bf212a 100644
--- a/services/inputflinger/include/InputReaderBase.h
+++ b/services/inputflinger/include/InputReaderBase.h
@@ -113,6 +113,10 @@
     /* Get battery status of a particular input device. */
     virtual std::optional<int32_t> getBatteryStatus(int32_t deviceId) = 0;
 
+    virtual std::vector<int32_t> getLightIds(int32_t deviceId) = 0;
+
+    virtual const InputDeviceLightInfo* getLightInfo(int32_t deviceId, int32_t lightId) = 0;
+
     /* Return true if the device can send input events to the specified display. */
     virtual bool canDispatchToDisplay(int32_t deviceId, int32_t displayId) = 0;
 
@@ -126,6 +130,15 @@
 
     /* Flush sensor data in input reader mapper. */
     virtual void flushSensor(int32_t deviceId, InputDeviceSensorType sensorType) = 0;
+
+    /* Set color for the light */
+    virtual bool setLightColor(int32_t deviceId, int32_t lightId, int32_t color) = 0;
+    /* Set player ID for the light */
+    virtual bool setLightPlayerId(int32_t deviceId, int32_t lightId, int32_t playerId) = 0;
+    /* Get light color */
+    virtual std::optional<int32_t> getLightColor(int32_t deviceId, int32_t lightId) = 0;
+    /* Get light player ID */
+    virtual std::optional<int32_t> getLightPlayerId(int32_t deviceId, int32_t lightId) = 0;
 };
 
 // --- InputReaderConfiguration ---
diff --git a/services/inputflinger/reader/Android.bp b/services/inputflinger/reader/Android.bp
index 7f979f2..8a2828c 100644
--- a/services/inputflinger/reader/Android.bp
+++ b/services/inputflinger/reader/Android.bp
@@ -12,6 +12,15 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library_headers {
     name: "libinputreader_headers",
     export_include_dirs: [
@@ -36,6 +45,7 @@
         "mapper/InputMapper.cpp",
         "mapper/JoystickInputMapper.cpp",
         "mapper/KeyboardInputMapper.cpp",
+        "mapper/LightInputMapper.cpp",
         "mapper/MultiTouchInputMapper.cpp",
         "mapper/RotaryEncoderInputMapper.cpp",
         "mapper/SensorInputMapper.cpp",
diff --git a/services/inputflinger/reader/EventHub.cpp b/services/inputflinger/reader/EventHub.cpp
index 8f8c051..d0a9ca7 100644
--- a/services/inputflinger/reader/EventHub.cpp
+++ b/services/inputflinger/reader/EventHub.cpp
@@ -37,6 +37,7 @@
 
 // #define LOG_NDEBUG 0
 #include <android-base/file.h>
+#include <android-base/strings.h>
 #include <android-base/stringprintf.h>
 #include <cutils/properties.h>
 #include <input/KeyCharacterMap.h>
@@ -48,6 +49,7 @@
 #include <utils/Timers.h>
 
 #include <filesystem>
+#include <regex>
 
 #include "EventHub.h"
 
@@ -84,6 +86,30 @@
                                                                        {"Full", 100},
                                                                        {"Unknown", 50}};
 
+// Mapping for input led class node names lookup.
+// https://www.kernel.org/doc/html/latest/leds/leds-class.html
+static const std::unordered_map<std::string, InputLightClass> LIGHT_CLASSES =
+        {{"red", InputLightClass::RED},
+         {"green", InputLightClass::GREEN},
+         {"blue", InputLightClass::BLUE},
+         {"global", InputLightClass::GLOBAL},
+         {"brightness", InputLightClass::BRIGHTNESS},
+         {"multi_index", InputLightClass::MULTI_INDEX},
+         {"multi_intensity", InputLightClass::MULTI_INTENSITY},
+         {"max_brightness", InputLightClass::MAX_BRIGHTNESS}};
+
+// Mapping for input multicolor led class node names.
+// https://www.kernel.org/doc/html/latest/leds/leds-class-multicolor.html
+static const std::unordered_map<InputLightClass, std::string> LIGHT_NODES =
+        {{InputLightClass::BRIGHTNESS, "brightness"},
+         {InputLightClass::MULTI_INDEX, "multi_index"},
+         {InputLightClass::MULTI_INTENSITY, "multi_intensity"}};
+
+// Mapping for light color name and the light color
+const std::unordered_map<std::string, LightColor> LIGHT_COLORS = {{"red", LightColor::RED},
+                                                                  {"green", LightColor::GREEN},
+                                                                  {"blue", LightColor::BLUE}};
+
 static inline const char* toString(bool value) {
     return value ? "true" : "false";
 }
@@ -151,14 +177,14 @@
  * Returns the sysfs root path of the input device
  *
  */
-static std::filesystem::path getSysfsRootPath(const char* devicePath) {
+static std::optional<std::filesystem::path> getSysfsRootPath(const char* devicePath) {
     std::error_code errorCode;
 
     // Stat the device path to get the major and minor number of the character file
     struct stat statbuf;
     if (stat(devicePath, &statbuf) == -1) {
         ALOGE("Could not stat device %s due to error: %s.", devicePath, std::strerror(errno));
-        return std::filesystem::path();
+        return std::nullopt;
     }
 
     unsigned int major_num = major(statbuf.st_rdev);
@@ -173,7 +199,7 @@
     if (errorCode) {
         ALOGW("Could not run filesystem::canonical() due to error %d : %s.", errorCode.value(),
               errorCode.message().c_str());
-        return std::filesystem::path();
+        return std::nullopt;
     }
 
     // Continue to go up a directory until we reach a directory named "input"
@@ -192,26 +218,68 @@
         }
 
         // Not found
-        return std::filesystem::path();
+        return std::nullopt;
     }
 
     return sysfsPath;
 }
 
 /**
- * Returns the power supply node in sys fs
- *
+ * Returns the list of files under a specified path.
  */
-static std::filesystem::path findPowerSupplyNode(const std::filesystem::path& sysfsRootPath) {
-    for (auto path = sysfsRootPath; path != "/"; path = path.parent_path()) {
-        std::error_code errorCode;
-        auto iter = std::filesystem::directory_iterator(path / "power_supply", errorCode);
-        if (!errorCode && iter != std::filesystem::directory_iterator()) {
-            return iter->path();
+static std::vector<std::filesystem::path> allFilesInPath(const std::filesystem::path& path) {
+    std::vector<std::filesystem::path> nodes;
+    std::error_code errorCode;
+    auto iter = std::filesystem::directory_iterator(path, errorCode);
+    while (!errorCode && iter != std::filesystem::directory_iterator()) {
+        nodes.push_back(iter->path());
+        iter++;
+    }
+    return nodes;
+}
+
+/**
+ * Returns the list of files under a specified directory in a sysfs path.
+ * Example:
+ * findSysfsNodes(sysfsRootPath, SysfsClass::LEDS) will return all led nodes under "leds" directory
+ * in the sysfs path.
+ */
+static std::vector<std::filesystem::path> findSysfsNodes(const std::filesystem::path& sysfsRoot,
+                                                         SysfsClass clazz) {
+    std::string nodeStr = NamedEnum::string(clazz);
+    std::for_each(nodeStr.begin(), nodeStr.end(),
+                  [](char& c) { c = std::tolower(static_cast<unsigned char>(c)); });
+    std::vector<std::filesystem::path> nodes;
+    for (auto path = sysfsRoot; path != "/" && nodes.empty(); path = path.parent_path()) {
+        nodes = allFilesInPath(path / nodeStr);
+    }
+    return nodes;
+}
+
+static std::optional<std::array<LightColor, COLOR_NUM>> getColorIndexArray(
+        std::filesystem::path path) {
+    std::string indexStr;
+    if (!base::ReadFileToString(path, &indexStr)) {
+        return std::nullopt;
+    }
+
+    // Parse the multi color LED index file, refer to kernel docs
+    // leds/leds-class-multicolor.html
+    std::regex indexPattern("(red|green|blue)\\s(red|green|blue)\\s(red|green|blue)[\\n]");
+    std::smatch results;
+    std::array<LightColor, COLOR_NUM> colors;
+    if (!std::regex_match(indexStr, results, indexPattern)) {
+        return std::nullopt;
+    }
+
+    for (size_t i = 1; i < results.size(); i++) {
+        const auto it = LIGHT_COLORS.find(results[i].str());
+        if (it != LIGHT_COLORS.end()) {
+            // intensities.emplace(it->second, 0);
+            colors[i - 1] = it->second;
         }
     }
-    // Not found
-    return std::filesystem::path();
+    return colors;
 }
 
 // --- Global Functions ---
@@ -280,6 +348,7 @@
         virtualKeyMap(nullptr),
         ffEffectPlaying(false),
         ffEffectId(-1),
+        nextLightId(0),
         controllerNumber(0),
         enabled(true),
         isVirtual(fd < 0) {}
@@ -469,6 +538,70 @@
     return NAME_NOT_FOUND;
 }
 
+// Check the sysfs path for any input device batteries, returns true if battery found.
+bool EventHub::Device::configureBatteryLocked() {
+    if (!sysfsRootPath.has_value()) {
+        return false;
+    }
+    // Check if device has any batteries.
+    std::vector<std::filesystem::path> batteryPaths =
+            findSysfsNodes(sysfsRootPath.value(), SysfsClass::POWER_SUPPLY);
+    // We only support single battery for an input device, if multiple batteries exist only the
+    // first one is supported.
+    if (batteryPaths.empty()) {
+        // Set path to be empty
+        sysfsBatteryPath = std::nullopt;
+        return false;
+    }
+    // If a battery exists
+    sysfsBatteryPath = batteryPaths[0];
+    return true;
+}
+
+// Check the sysfs path for any input device lights, returns true if lights found.
+bool EventHub::Device::configureLightsLocked() {
+    if (!sysfsRootPath.has_value()) {
+        return false;
+    }
+    // Check if device has any lights.
+    const auto& paths = findSysfsNodes(sysfsRootPath.value(), SysfsClass::LEDS);
+    for (const auto& nodePath : paths) {
+        RawLightInfo info;
+        info.id = ++nextLightId;
+        info.path = nodePath;
+        info.name = nodePath.filename();
+        info.maxBrightness = std::nullopt;
+        size_t nameStart = info.name.rfind(":");
+        if (nameStart != std::string::npos) {
+            // Trim the name to color name
+            info.name = info.name.substr(nameStart + 1);
+            // Set InputLightClass flag for colors
+            const auto it = LIGHT_CLASSES.find(info.name);
+            if (it != LIGHT_CLASSES.end()) {
+                info.flags |= it->second;
+            }
+        }
+        // Scan the path for all the files
+        // Refer to https://www.kernel.org/doc/Documentation/leds/leds-class.txt
+        const auto& files = allFilesInPath(nodePath);
+        for (const auto& file : files) {
+            const auto it = LIGHT_CLASSES.find(file.filename().string());
+            if (it != LIGHT_CLASSES.end()) {
+                info.flags |= it->second;
+                // If the node has maximum brightness, read it
+                if (it->second == InputLightClass::MAX_BRIGHTNESS) {
+                    std::string str;
+                    if (base::ReadFileToString(file, &str)) {
+                        info.maxBrightness = std::stoi(str);
+                    }
+                }
+            }
+        }
+        lightInfos.insert_or_assign(info.id, info);
+    }
+    return !lightInfos.empty();
+}
+
 /**
  * Get the capabilities for the current process.
  * Crashes the system if unable to create / check / destroy the capabilities object.
@@ -829,6 +962,161 @@
     return Errorf("Device not found or device has no key layout.");
 }
 
+const std::vector<int32_t> EventHub::getRawLightIds(int32_t deviceId) {
+    std::scoped_lock _l(mLock);
+    Device* device = getDeviceLocked(deviceId);
+    std::vector<int32_t> lightIds;
+
+    if (device != nullptr) {
+        for (const auto [id, info] : device->lightInfos) {
+            lightIds.push_back(id);
+        }
+    }
+    return lightIds;
+}
+
+std::optional<RawLightInfo> EventHub::getRawLightInfo(int32_t deviceId, int32_t lightId) {
+    std::scoped_lock _l(mLock);
+    Device* device = getDeviceLocked(deviceId);
+
+    if (device != nullptr) {
+        auto it = device->lightInfos.find(lightId);
+        if (it != device->lightInfos.end()) {
+            return it->second;
+        }
+    }
+    return std::nullopt;
+}
+
+std::optional<int32_t> EventHub::getLightBrightness(int32_t deviceId, int32_t lightId) {
+    std::scoped_lock _l(mLock);
+
+    Device* device = getDeviceLocked(deviceId);
+    if (device == nullptr) {
+        return std::nullopt;
+    }
+
+    auto it = device->lightInfos.find(lightId);
+    if (it == device->lightInfos.end()) {
+        return std::nullopt;
+    }
+    std::string buffer;
+    if (!base::ReadFileToString(it->second.path / LIGHT_NODES.at(InputLightClass::BRIGHTNESS),
+                                &buffer)) {
+        return std::nullopt;
+    }
+    return std::stoi(buffer);
+}
+
+std::optional<std::unordered_map<LightColor, int32_t>> EventHub::getLightIntensities(
+        int32_t deviceId, int32_t lightId) {
+    std::scoped_lock _l(mLock);
+
+    Device* device = getDeviceLocked(deviceId);
+    if (device == nullptr) {
+        return std::nullopt;
+    }
+
+    auto lightIt = device->lightInfos.find(lightId);
+    if (lightIt == device->lightInfos.end()) {
+        return std::nullopt;
+    }
+
+    auto ret =
+            getColorIndexArray(lightIt->second.path / LIGHT_NODES.at(InputLightClass::MULTI_INDEX));
+
+    if (!ret.has_value()) {
+        return std::nullopt;
+    }
+    std::array<LightColor, COLOR_NUM> colors = ret.value();
+
+    std::string intensityStr;
+    if (!base::ReadFileToString(lightIt->second.path /
+                                        LIGHT_NODES.at(InputLightClass::MULTI_INTENSITY),
+                                &intensityStr)) {
+        return std::nullopt;
+    }
+
+    // Intensity node outputs 3 color values
+    std::regex intensityPattern("([0-9]+)\\s([0-9]+)\\s([0-9]+)[\\n]");
+    std::smatch results;
+
+    if (!std::regex_match(intensityStr, results, intensityPattern)) {
+        return std::nullopt;
+    }
+    std::unordered_map<LightColor, int32_t> intensities;
+    for (size_t i = 1; i < results.size(); i++) {
+        int value = std::stoi(results[i].str());
+        intensities.emplace(colors[i - 1], value);
+    }
+    return intensities;
+}
+
+void EventHub::setLightBrightness(int32_t deviceId, int32_t lightId, int32_t brightness) {
+    std::scoped_lock _l(mLock);
+
+    Device* device = getDeviceLocked(deviceId);
+    if (device == nullptr) {
+        ALOGE("Device Id %d does not exist", deviceId);
+        return;
+    }
+    auto lightIt = device->lightInfos.find(lightId);
+    if (lightIt == device->lightInfos.end()) {
+        ALOGE("Light Id %d does not exist.", lightId);
+        return;
+    }
+
+    if (!base::WriteStringToFile(std::to_string(brightness),
+                                 lightIt->second.path /
+                                         LIGHT_NODES.at(InputLightClass::BRIGHTNESS))) {
+        ALOGE("Can not write to file, error: %s", strerror(errno));
+    }
+}
+
+void EventHub::setLightIntensities(int32_t deviceId, int32_t lightId,
+                                   std::unordered_map<LightColor, int32_t> intensities) {
+    std::scoped_lock _l(mLock);
+
+    Device* device = getDeviceLocked(deviceId);
+    if (device == nullptr) {
+        ALOGE("Device Id %d does not exist", deviceId);
+        return;
+    }
+    auto lightIt = device->lightInfos.find(lightId);
+    if (lightIt == device->lightInfos.end()) {
+        ALOGE("Light Id %d does not exist.", lightId);
+        return;
+    }
+
+    auto ret =
+            getColorIndexArray(lightIt->second.path / LIGHT_NODES.at(InputLightClass::MULTI_INDEX));
+
+    if (!ret.has_value()) {
+        return;
+    }
+    std::array<LightColor, COLOR_NUM> colors = ret.value();
+
+    std::string rgbStr;
+    for (size_t i = 0; i < COLOR_NUM; i++) {
+        auto it = intensities.find(colors[i]);
+        if (it != intensities.end()) {
+            rgbStr += std::to_string(it->second);
+            // Insert space between colors
+            if (i < COLOR_NUM - 1) {
+                rgbStr += " ";
+            }
+        }
+    }
+    // Append new line
+    rgbStr += "\n";
+
+    if (!base::WriteStringToFile(rgbStr,
+                                 lightIt->second.path /
+                                         LIGHT_NODES.at(InputLightClass::MULTI_INTENSITY))) {
+        ALOGE("Can not write to file, error: %s", strerror(errno));
+    }
+}
+
 void EventHub::setExcludedDevices(const std::vector<std::string>& devices) {
     std::scoped_lock _l(mLock);
 
@@ -1068,19 +1356,20 @@
     Device* device = getDeviceLocked(deviceId);
     std::string buffer;
 
-    if (!device || (device->sysfsBatteryPath.empty())) {
+    if (device == nullptr || !device->sysfsBatteryPath.has_value()) {
         return std::nullopt;
     }
 
     // Some devices report battery capacity as an integer through the "capacity" file
-    if (base::ReadFileToString(device->sysfsBatteryPath / "capacity", &buffer)) {
-        return std::stoi(buffer);
+    if (base::ReadFileToString(device->sysfsBatteryPath.value() / "capacity", &buffer)) {
+        return std::stoi(base::Trim(buffer));
     }
 
     // Other devices report capacity as an enum value POWER_SUPPLY_CAPACITY_LEVEL_XXX
     // These values are taken from kernel source code include/linux/power_supply.h
-    if (base::ReadFileToString(device->sysfsBatteryPath / "capacity_level", &buffer)) {
-        const auto it = BATTERY_LEVEL.find(buffer);
+    if (base::ReadFileToString(device->sysfsBatteryPath.value() / "capacity_level", &buffer)) {
+        // Remove any white space such as trailing new line
+        const auto it = BATTERY_LEVEL.find(base::Trim(buffer));
         if (it != BATTERY_LEVEL.end()) {
             return it->second;
         }
@@ -1093,18 +1382,17 @@
     Device* device = getDeviceLocked(deviceId);
     std::string buffer;
 
-    if (!device || (device->sysfsBatteryPath.empty())) {
+    if (device == nullptr || !device->sysfsBatteryPath.has_value()) {
         return std::nullopt;
     }
 
-    if (!base::ReadFileToString(device->sysfsBatteryPath / "status", &buffer)) {
+    if (!base::ReadFileToString(device->sysfsBatteryPath.value() / "status", &buffer)) {
         ALOGE("Failed to read sysfs battery info: %s", strerror(errno));
         return std::nullopt;
     }
 
-    // Remove trailing new line
-    buffer.erase(std::remove(buffer.begin(), buffer.end(), '\n'), buffer.end());
-    const auto it = BATTERY_STATUS.find(buffer);
+    // Remove white space like trailing new line
+    const auto it = BATTERY_STATUS.find(base::Trim(buffer));
 
     if (it != BATTERY_STATUS.end()) {
         return it->second;
@@ -1280,6 +1568,7 @@
                     for (size_t i = 0; i < count; i++) {
                         struct input_event& iev = readBuffer[i];
                         event->when = processEventTimestamp(iev);
+                        event->readTime = systemTime(SYSTEM_TIME_MONOTONIC);
                         event->deviceId = deviceId;
                         event->type = iev.type;
                         event->code = iev.code;
@@ -1572,6 +1861,12 @@
     // Load the configuration file for the device.
     device->loadConfigurationLocked();
 
+    // Grab the device's sysfs path
+    device->sysfsRootPath = getSysfsRootPath(devicePath.c_str());
+    // find related components
+    bool hasBattery = device->configureBatteryLocked();
+    bool hasLights = device->configureLightsLocked();
+
     // Figure out the kinds of events the device reports.
     device->readDeviceBitMask(EVIOCGBIT(EV_KEY, 0), device->keyBitmask);
     device->readDeviceBitMask(EVIOCGBIT(EV_ABS, 0), device->absBitmask);
@@ -1721,16 +2016,14 @@
         return -1;
     }
 
-    // Grab the device's sysfs path
-    device->sysfsRootPath = getSysfsRootPath(devicePath.c_str());
+    // Classify InputDeviceClass::BATTERY.
+    if (hasBattery) {
+        device->classes |= InputDeviceClass::BATTERY;
+    }
 
-    if (!device->sysfsRootPath.empty()) {
-        device->sysfsBatteryPath = findPowerSupplyNode(device->sysfsRootPath);
-
-        // Check if a battery exists
-        if (!device->sysfsBatteryPath.empty()) {
-            device->classes |= InputDeviceClass::BATTERY;
-        }
+    // Classify InputDeviceClass::LIGHT.
+    if (hasLights) {
+        device->classes |= InputDeviceClass::LIGHT;
     }
 
     // Determine whether the device has a mic.
diff --git a/services/inputflinger/reader/InputDevice.cpp b/services/inputflinger/reader/InputDevice.cpp
index 574f651..dd1abeb 100644
--- a/services/inputflinger/reader/InputDevice.cpp
+++ b/services/inputflinger/reader/InputDevice.cpp
@@ -27,6 +27,7 @@
 #include "InputReaderContext.h"
 #include "JoystickInputMapper.h"
 #include "KeyboardInputMapper.h"
+#include "LightInputMapper.h"
 #include "MultiTouchInputMapper.h"
 #include "RotaryEncoderInputMapper.h"
 #include "SensorInputMapper.h"
@@ -161,9 +162,22 @@
         mappers.push_back(std::make_unique<VibratorInputMapper>(*contextPtr));
     }
 
-    // Battery-like devices.
+    // Battery-like devices. Only one battery mapper for each EventHub device.
     if (classes.test(InputDeviceClass::BATTERY)) {
-        mappers.push_back(std::make_unique<BatteryInputMapper>(*contextPtr));
+        InputDeviceInfo deviceInfo;
+        getDeviceInfo(&deviceInfo);
+        if (!deviceInfo.hasBattery()) {
+            mappers.push_back(std::make_unique<BatteryInputMapper>(*contextPtr));
+        }
+    }
+
+    // Light-containing devices. Only one light mapper for each EventHub device.
+    if (classes.test(InputDeviceClass::LIGHT)) {
+        InputDeviceInfo deviceInfo;
+        getDeviceInfo(&deviceInfo);
+        if (deviceInfo.getLightIds().empty()) {
+            mappers.push_back(std::make_unique<LightInputMapper>(*contextPtr));
+        }
     }
 
     // Keyboard-like devices.
@@ -492,8 +506,8 @@
     for_each_mapper([sensorType](InputMapper& mapper) { mapper.flushSensor(sensorType); });
 }
 
-void InputDevice::cancelTouch(nsecs_t when) {
-    for_each_mapper([when](InputMapper& mapper) { mapper.cancelTouch(when); });
+void InputDevice::cancelTouch(nsecs_t when, nsecs_t readTime) {
+    for_each_mapper([when, readTime](InputMapper& mapper) { mapper.cancelTouch(when, readTime); });
 }
 
 std::optional<int32_t> InputDevice::getBatteryCapacity() {
@@ -505,6 +519,32 @@
     return first_in_mappers<int32_t>([](InputMapper& mapper) { return mapper.getBatteryStatus(); });
 }
 
+bool InputDevice::setLightColor(int32_t lightId, int32_t color) {
+    bool success = true;
+    for_each_mapper([&success, lightId, color](InputMapper& mapper) {
+        success &= mapper.setLightColor(lightId, color);
+    });
+    return success;
+}
+
+bool InputDevice::setLightPlayerId(int32_t lightId, int32_t playerId) {
+    bool success = true;
+    for_each_mapper([&success, lightId, playerId](InputMapper& mapper) {
+        success &= mapper.setLightPlayerId(lightId, playerId);
+    });
+    return success;
+}
+
+std::optional<int32_t> InputDevice::getLightColor(int32_t lightId) {
+    return first_in_mappers<int32_t>(
+            [lightId](InputMapper& mapper) { return mapper.getLightColor(lightId); });
+}
+
+std::optional<int32_t> InputDevice::getLightPlayerId(int32_t lightId) {
+    return first_in_mappers<int32_t>(
+            [lightId](InputMapper& mapper) { return mapper.getLightPlayerId(lightId); });
+}
+
 int32_t InputDevice::getMetaState() {
     int32_t result = 0;
     for_each_mapper([&result](InputMapper& mapper) { result |= mapper.getMetaState(); });
diff --git a/services/inputflinger/reader/InputReader.cpp b/services/inputflinger/reader/InputReader.cpp
index 14fb77b..2d0fdf7 100644
--- a/services/inputflinger/reader/InputReader.cpp
+++ b/services/inputflinger/reader/InputReader.cpp
@@ -696,6 +696,70 @@
     return std::nullopt;
 }
 
+std::vector<int32_t> InputReader::getLightIds(int32_t deviceId) {
+    std::scoped_lock _l(mLock);
+
+    InputDevice* device = findInputDeviceLocked(deviceId);
+    if (device) {
+        InputDeviceInfo info;
+        device->getDeviceInfo(&info);
+        return info.getLightIds();
+    }
+    return {};
+}
+
+const InputDeviceLightInfo* InputReader::getLightInfo(int32_t deviceId, int32_t lightId) {
+    std::scoped_lock _l(mLock);
+
+    InputDevice* device = findInputDeviceLocked(deviceId);
+    if (device) {
+        InputDeviceInfo info;
+        device->getDeviceInfo(&info);
+        return info.getLightInfo(lightId);
+    }
+    return nullptr;
+}
+
+bool InputReader::setLightColor(int32_t deviceId, int32_t lightId, int32_t color) {
+    std::scoped_lock _l(mLock);
+
+    InputDevice* device = findInputDeviceLocked(deviceId);
+    if (device) {
+        return device->setLightColor(lightId, color);
+    }
+    return false;
+}
+
+bool InputReader::setLightPlayerId(int32_t deviceId, int32_t lightId, int32_t playerId) {
+    std::scoped_lock _l(mLock);
+
+    InputDevice* device = findInputDeviceLocked(deviceId);
+    if (device) {
+        return device->setLightPlayerId(lightId, playerId);
+    }
+    return false;
+}
+
+std::optional<int32_t> InputReader::getLightColor(int32_t deviceId, int32_t lightId) {
+    std::scoped_lock _l(mLock);
+
+    InputDevice* device = findInputDeviceLocked(deviceId);
+    if (device) {
+        return device->getLightColor(lightId);
+    }
+    return std::nullopt;
+}
+
+std::optional<int32_t> InputReader::getLightPlayerId(int32_t deviceId, int32_t lightId) {
+    std::scoped_lock _l(mLock);
+
+    InputDevice* device = findInputDeviceLocked(deviceId);
+    if (device) {
+        return device->getLightPlayerId(lightId);
+    }
+    return std::nullopt;
+}
+
 bool InputReader::isInputDeviceEnabled(int32_t deviceId) {
     std::scoped_lock _l(mLock);
 
diff --git a/services/inputflinger/reader/include/EventHub.h b/services/inputflinger/reader/include/EventHub.h
index 30967df..4059729 100644
--- a/services/inputflinger/reader/include/EventHub.h
+++ b/services/inputflinger/reader/include/EventHub.h
@@ -47,11 +47,17 @@
 
 namespace android {
 
+/* Number of colors : {red, green, blue} */
+static constexpr size_t COLOR_NUM = 3;
 /*
  * A raw event as retrieved from the EventHub.
  */
 struct RawEvent {
+    // Time when the event happened
     nsecs_t when;
+    // Time when the event was read by EventHub. Only populated for input events.
+    // For other events (device added/removed/etc), this value is undefined and should not be read.
+    nsecs_t readTime;
     int32_t deviceId;
     int32_t type;
     int32_t code;
@@ -127,6 +133,9 @@
     /* The input device has a battery */
     BATTERY = 0x00004000,
 
+    /* The input device has sysfs controllable lights */
+    LIGHT = 0x00008000,
+
     /* The input device is virtual (not a real device, not part of UI configuration). */
     VIRTUAL = 0x40000000,
 
@@ -134,6 +143,46 @@
     EXTERNAL = 0x80000000,
 };
 
+enum class SysfsClass : uint32_t {
+    POWER_SUPPLY = 0,
+    LEDS = 1,
+};
+
+enum class LightColor : uint32_t {
+    RED = 0,
+    GREEN = 1,
+    BLUE = 2,
+};
+
+enum class InputLightClass : uint32_t {
+    /* The input light has brightness node. */
+    BRIGHTNESS = 0x00000001,
+    /* The input light has red name. */
+    RED = 0x00000002,
+    /* The input light has green name. */
+    GREEN = 0x00000004,
+    /* The input light has blue name. */
+    BLUE = 0x00000008,
+    /* The input light has global name. */
+    GLOBAL = 0x00000010,
+    /* The input light has multi index node. */
+    MULTI_INDEX = 0x00000020,
+    /* The input light has multi intensity node. */
+    MULTI_INTENSITY = 0x00000040,
+    /* The input light has max brightness node. */
+    MAX_BRIGHTNESS = 0x00000080,
+};
+
+/* Describes a raw light. */
+struct RawLightInfo {
+    int32_t id;
+    std::string name;
+    std::optional<int32_t> maxBrightness;
+    Flags<InputLightClass> flags;
+    std::array<int32_t, COLOR_NUM> rgbIndex;
+    std::filesystem::path path;
+};
+
 /*
  * Gets the class that owns an axis, in cases where multiple classes might claim
  * the same axis for different purposes.
@@ -214,7 +263,16 @@
     virtual std::vector<TouchVideoFrame> getVideoFrames(int32_t deviceId) = 0;
     virtual base::Result<std::pair<InputDeviceSensorType, int32_t>> mapSensor(int32_t deviceId,
                                                                               int32_t absCode) = 0;
-
+    // Raw lights are sysfs led light nodes we found from the EventHub device sysfs node,
+    // containing the raw info of the sysfs node structure.
+    virtual const std::vector<int32_t> getRawLightIds(int32_t deviceId) = 0;
+    virtual std::optional<RawLightInfo> getRawLightInfo(int32_t deviceId, int32_t lightId) = 0;
+    virtual std::optional<int32_t> getLightBrightness(int32_t deviceId, int32_t lightId) = 0;
+    virtual void setLightBrightness(int32_t deviceId, int32_t lightId, int32_t brightness) = 0;
+    virtual std::optional<std::unordered_map<LightColor, int32_t>> getLightIntensities(
+            int32_t deviceId, int32_t lightId) = 0;
+    virtual void setLightIntensities(int32_t deviceId, int32_t lightId,
+                                     std::unordered_map<LightColor, int32_t> intensities) = 0;
     /*
      * Query current input state.
      */
@@ -377,6 +435,17 @@
     base::Result<std::pair<InputDeviceSensorType, int32_t>> mapSensor(
             int32_t deviceId, int32_t absCode) override final;
 
+    const std::vector<int32_t> getRawLightIds(int32_t deviceId) override final;
+
+    std::optional<RawLightInfo> getRawLightInfo(int32_t deviceId, int32_t lightId) override final;
+
+    std::optional<int32_t> getLightBrightness(int32_t deviceId, int32_t lightId) override final;
+    void setLightBrightness(int32_t deviceId, int32_t lightId, int32_t brightness) override final;
+    std::optional<std::unordered_map<LightColor, int32_t>> getLightIntensities(
+            int32_t deviceId, int32_t lightId) override final;
+    void setLightIntensities(int32_t deviceId, int32_t lightId,
+                             std::unordered_map<LightColor, int32_t> intensities) override final;
+
     void setExcludedDevices(const std::vector<std::string>& devices) override final;
 
     int32_t getScanCodeState(int32_t deviceId, int32_t scanCode) const override final;
@@ -458,9 +527,12 @@
         bool ffEffectPlaying;
         int16_t ffEffectId; // initially -1
 
-        // The paths are invalid when .empty() returns true
-        std::filesystem::path sysfsRootPath;
-        std::filesystem::path sysfsBatteryPath;
+        // The paths are invalid when they're std::nullopt
+        std::optional<std::filesystem::path> sysfsRootPath;
+        std::optional<std::filesystem::path> sysfsBatteryPath;
+        // maps from light id to light info
+        std::unordered_map<int32_t, RawLightInfo> lightInfos;
+        int32_t nextLightId;
 
         int32_t controllerNumber;
 
@@ -491,6 +563,8 @@
         void setLedForControllerLocked();
         status_t mapLed(int32_t led, int32_t* outScanCode) const;
         void setLedStateLocked(int32_t led, bool on);
+        bool configureBatteryLocked();
+        bool configureLightsLocked();
     };
 
     status_t openDeviceLocked(const std::string& devicePath);
diff --git a/services/inputflinger/reader/include/InputDevice.h b/services/inputflinger/reader/include/InputDevice.h
index e4186c8..863cd41 100644
--- a/services/inputflinger/reader/include/InputDevice.h
+++ b/services/inputflinger/reader/include/InputDevice.h
@@ -86,7 +86,7 @@
     void cancelVibrate(int32_t token);
     bool isVibrating();
     std::vector<int32_t> getVibratorIds();
-    void cancelTouch(nsecs_t when);
+    void cancelTouch(nsecs_t when, nsecs_t readTime);
     bool enableSensor(InputDeviceSensorType sensorType, std::chrono::microseconds samplingPeriod,
                       std::chrono::microseconds maxBatchReportLatency);
     void disableSensor(InputDeviceSensorType sensorType);
@@ -95,6 +95,11 @@
     std::optional<int32_t> getBatteryCapacity();
     std::optional<int32_t> getBatteryStatus();
 
+    bool setLightColor(int32_t lightId, int32_t color);
+    bool setLightPlayerId(int32_t lightId, int32_t playerId);
+    std::optional<int32_t> getLightColor(int32_t lightId);
+    std::optional<int32_t> getLightPlayerId(int32_t lightId);
+
     int32_t getMetaState();
     void updateMetaState(int32_t keyCode);
 
@@ -254,6 +259,30 @@
         return mEventHub->mapSensor(mId, absCode);
     }
 
+    inline const std::vector<int32_t> getRawLightIds() { return mEventHub->getRawLightIds(mId); }
+
+    inline std::optional<RawLightInfo> getRawLightInfo(int32_t lightId) {
+        return mEventHub->getRawLightInfo(mId, lightId);
+    }
+
+    inline std::optional<int32_t> getLightBrightness(int32_t lightId) {
+        return mEventHub->getLightBrightness(mId, lightId);
+    }
+
+    inline void setLightBrightness(int32_t lightId, int32_t brightness) {
+        return mEventHub->setLightBrightness(mId, lightId, brightness);
+    }
+
+    inline std::optional<std::unordered_map<LightColor, int32_t>> getLightIntensities(
+            int32_t lightId) {
+        return mEventHub->getLightIntensities(mId, lightId);
+    }
+
+    inline void setLightIntensities(int32_t lightId,
+                                    std::unordered_map<LightColor, int32_t> intensities) {
+        return mEventHub->setLightIntensities(mId, lightId, intensities);
+    }
+
     inline std::vector<TouchVideoFrame> getVideoFrames() { return mEventHub->getVideoFrames(mId); }
     inline int32_t getScanCodeState(int32_t scanCode) const {
         return mEventHub->getScanCodeState(mId, scanCode);
@@ -322,7 +351,7 @@
     inline std::optional<DisplayViewport> getAssociatedViewport() const {
         return mDevice.getAssociatedViewport();
     }
-    inline void cancelTouch(nsecs_t when) { mDevice.cancelTouch(when); }
+    inline void cancelTouch(nsecs_t when, nsecs_t readTime) { mDevice.cancelTouch(when, readTime); }
     inline void bumpGeneration() { mDevice.bumpGeneration(); }
     inline const PropertyMap& getConfiguration() { return mDevice.getConfiguration(); }
 
diff --git a/services/inputflinger/reader/include/InputReader.h b/services/inputflinger/reader/include/InputReader.h
index 81e3e9a..1405671 100644
--- a/services/inputflinger/reader/include/InputReader.h
+++ b/services/inputflinger/reader/include/InputReader.h
@@ -99,6 +99,18 @@
 
     std::optional<int32_t> getBatteryStatus(int32_t deviceId) override;
 
+    std::vector<int32_t> getLightIds(int32_t deviceId) override;
+
+    const InputDeviceLightInfo* getLightInfo(int32_t deviceId, int32_t lightId) override;
+
+    bool setLightColor(int32_t deviceId, int32_t lightId, int32_t color) override;
+
+    bool setLightPlayerId(int32_t deviceId, int32_t lightId, int32_t playerId) override;
+
+    std::optional<int32_t> getLightColor(int32_t deviceId, int32_t lightId) override;
+
+    std::optional<int32_t> getLightPlayerId(int32_t deviceId, int32_t lightId) override;
+
 protected:
     // These members are protected so they can be instrumented by test cases.
     virtual std::shared_ptr<InputDevice> createDeviceLocked(int32_t deviceId,
diff --git a/services/inputflinger/reader/mapper/BatteryInputMapper.cpp b/services/inputflinger/reader/mapper/BatteryInputMapper.cpp
index afdc5ab..e4fb3a6 100644
--- a/services/inputflinger/reader/mapper/BatteryInputMapper.cpp
+++ b/services/inputflinger/reader/mapper/BatteryInputMapper.cpp
@@ -24,7 +24,7 @@
       : InputMapper(deviceContext) {}
 
 uint32_t BatteryInputMapper::getSources() {
-    return 0;
+    return AINPUT_SOURCE_UNKNOWN;
 }
 
 void BatteryInputMapper::populateDeviceInfo(InputDeviceInfo* info) {
diff --git a/services/inputflinger/reader/mapper/CursorInputMapper.cpp b/services/inputflinger/reader/mapper/CursorInputMapper.cpp
index 254b64b..bb12be7 100644
--- a/services/inputflinger/reader/mapper/CursorInputMapper.cpp
+++ b/services/inputflinger/reader/mapper/CursorInputMapper.cpp
@@ -265,11 +265,11 @@
     mCursorScrollAccumulator.process(rawEvent);
 
     if (rawEvent->type == EV_SYN && rawEvent->code == SYN_REPORT) {
-        sync(rawEvent->when);
+        sync(rawEvent->when, rawEvent->readTime);
     }
 }
 
-void CursorInputMapper::sync(nsecs_t when) {
+void CursorInputMapper::sync(nsecs_t when, nsecs_t readTime) {
     int32_t lastButtonState = mButtonState;
     int32_t currentButtonState = mCursorButtonAccumulator.getButtonState();
     mButtonState = currentButtonState;
@@ -362,8 +362,8 @@
     }
 
     // Synthesize key down from buttons if needed.
-    synthesizeButtonKeys(getContext(), AKEY_EVENT_ACTION_DOWN, when, getDeviceId(), mSource,
-                         displayId, policyFlags, lastButtonState, currentButtonState);
+    synthesizeButtonKeys(getContext(), AKEY_EVENT_ACTION_DOWN, when, readTime, getDeviceId(),
+                         mSource, displayId, policyFlags, lastButtonState, currentButtonState);
 
     // Send motion event.
     if (downChanged || moved || scrolled || buttonsChanged) {
@@ -383,8 +383,8 @@
             while (!released.isEmpty()) {
                 int32_t actionButton = BitSet32::valueForBit(released.clearFirstMarkedBit());
                 buttonState &= ~actionButton;
-                NotifyMotionArgs releaseArgs(getContext()->getNextId(), when, getDeviceId(),
-                                             mSource, displayId, policyFlags,
+                NotifyMotionArgs releaseArgs(getContext()->getNextId(), when, readTime,
+                                             getDeviceId(), mSource, displayId, policyFlags,
                                              AMOTION_EVENT_ACTION_BUTTON_RELEASE, actionButton, 0,
                                              metaState, buttonState, MotionClassification::NONE,
                                              AMOTION_EVENT_EDGE_FLAG_NONE, 1, &pointerProperties,
@@ -395,11 +395,11 @@
             }
         }
 
-        NotifyMotionArgs args(getContext()->getNextId(), when, getDeviceId(), mSource, displayId,
-                              policyFlags, motionEventAction, 0, 0, metaState, currentButtonState,
-                              MotionClassification::NONE, AMOTION_EVENT_EDGE_FLAG_NONE, 1,
-                              &pointerProperties, &pointerCoords, mXPrecision, mYPrecision,
-                              xCursorPosition, yCursorPosition, downTime,
+        NotifyMotionArgs args(getContext()->getNextId(), when, readTime, getDeviceId(), mSource,
+                              displayId, policyFlags, motionEventAction, 0, 0, metaState,
+                              currentButtonState, MotionClassification::NONE,
+                              AMOTION_EVENT_EDGE_FLAG_NONE, 1, &pointerProperties, &pointerCoords,
+                              mXPrecision, mYPrecision, xCursorPosition, yCursorPosition, downTime,
                               /* videoFrames */ {});
         getListener()->notifyMotion(&args);
 
@@ -408,8 +408,8 @@
             while (!pressed.isEmpty()) {
                 int32_t actionButton = BitSet32::valueForBit(pressed.clearFirstMarkedBit());
                 buttonState |= actionButton;
-                NotifyMotionArgs pressArgs(getContext()->getNextId(), when, getDeviceId(), mSource,
-                                           displayId, policyFlags,
+                NotifyMotionArgs pressArgs(getContext()->getNextId(), when, readTime, getDeviceId(),
+                                           mSource, displayId, policyFlags,
                                            AMOTION_EVENT_ACTION_BUTTON_PRESS, actionButton, 0,
                                            metaState, buttonState, MotionClassification::NONE,
                                            AMOTION_EVENT_EDGE_FLAG_NONE, 1, &pointerProperties,
@@ -424,9 +424,10 @@
 
         // Send hover move after UP to tell the application that the mouse is hovering now.
         if (motionEventAction == AMOTION_EVENT_ACTION_UP && (mSource == AINPUT_SOURCE_MOUSE)) {
-            NotifyMotionArgs hoverArgs(getContext()->getNextId(), when, getDeviceId(), mSource,
-                                       displayId, policyFlags, AMOTION_EVENT_ACTION_HOVER_MOVE, 0,
-                                       0, metaState, currentButtonState, MotionClassification::NONE,
+            NotifyMotionArgs hoverArgs(getContext()->getNextId(), when, readTime, getDeviceId(),
+                                       mSource, displayId, policyFlags,
+                                       AMOTION_EVENT_ACTION_HOVER_MOVE, 0, 0, metaState,
+                                       currentButtonState, MotionClassification::NONE,
                                        AMOTION_EVENT_EDGE_FLAG_NONE, 1, &pointerProperties,
                                        &pointerCoords, mXPrecision, mYPrecision, xCursorPosition,
                                        yCursorPosition, downTime, /* videoFrames */ {});
@@ -438,9 +439,10 @@
             pointerCoords.setAxisValue(AMOTION_EVENT_AXIS_VSCROLL, vscroll);
             pointerCoords.setAxisValue(AMOTION_EVENT_AXIS_HSCROLL, hscroll);
 
-            NotifyMotionArgs scrollArgs(getContext()->getNextId(), when, getDeviceId(), mSource,
-                                        displayId, policyFlags, AMOTION_EVENT_ACTION_SCROLL, 0, 0,
-                                        metaState, currentButtonState, MotionClassification::NONE,
+            NotifyMotionArgs scrollArgs(getContext()->getNextId(), when, readTime, getDeviceId(),
+                                        mSource, displayId, policyFlags,
+                                        AMOTION_EVENT_ACTION_SCROLL, 0, 0, metaState,
+                                        currentButtonState, MotionClassification::NONE,
                                         AMOTION_EVENT_EDGE_FLAG_NONE, 1, &pointerProperties,
                                         &pointerCoords, mXPrecision, mYPrecision, xCursorPosition,
                                         yCursorPosition, downTime, /* videoFrames */ {});
@@ -449,7 +451,7 @@
     }
 
     // Synthesize key up from buttons if needed.
-    synthesizeButtonKeys(getContext(), AKEY_EVENT_ACTION_UP, when, getDeviceId(), mSource,
+    synthesizeButtonKeys(getContext(), AKEY_EVENT_ACTION_UP, when, readTime, getDeviceId(), mSource,
                          displayId, policyFlags, lastButtonState, currentButtonState);
 
     mCursorMotionAccumulator.finishSync();
diff --git a/services/inputflinger/reader/mapper/CursorInputMapper.h b/services/inputflinger/reader/mapper/CursorInputMapper.h
index 05bbb26..9a8ca01 100644
--- a/services/inputflinger/reader/mapper/CursorInputMapper.h
+++ b/services/inputflinger/reader/mapper/CursorInputMapper.h
@@ -114,7 +114,7 @@
     void configureParameters();
     void dumpParameters(std::string& dump);
 
-    void sync(nsecs_t when);
+    void sync(nsecs_t when, nsecs_t readTime);
 };
 
 } // namespace android
diff --git a/services/inputflinger/reader/mapper/InputMapper.cpp b/services/inputflinger/reader/mapper/InputMapper.cpp
index 1ce54ae..df1acd4 100644
--- a/services/inputflinger/reader/mapper/InputMapper.cpp
+++ b/services/inputflinger/reader/mapper/InputMapper.cpp
@@ -68,7 +68,7 @@
     return {};
 }
 
-void InputMapper::cancelTouch(nsecs_t when) {}
+void InputMapper::cancelTouch(nsecs_t when, nsecs_t readTime) {}
 
 bool InputMapper::enableSensor(InputDeviceSensorType sensorType,
                                std::chrono::microseconds samplingPeriod,
diff --git a/services/inputflinger/reader/mapper/InputMapper.h b/services/inputflinger/reader/mapper/InputMapper.h
index 1cc5979..15cff1c 100644
--- a/services/inputflinger/reader/mapper/InputMapper.h
+++ b/services/inputflinger/reader/mapper/InputMapper.h
@@ -67,7 +67,7 @@
     virtual void cancelVibrate(int32_t token);
     virtual bool isVibrating();
     virtual std::vector<int32_t> getVibratorIds();
-    virtual void cancelTouch(nsecs_t when);
+    virtual void cancelTouch(nsecs_t when, nsecs_t readTime);
     virtual bool enableSensor(InputDeviceSensorType sensorType,
                               std::chrono::microseconds samplingPeriod,
                               std::chrono::microseconds maxBatchReportLatency);
@@ -77,6 +77,11 @@
     virtual std::optional<int32_t> getBatteryCapacity() { return std::nullopt; }
     virtual std::optional<int32_t> getBatteryStatus() { return std::nullopt; }
 
+    virtual bool setLightColor(int32_t lightId, int32_t color) { return true; }
+    virtual bool setLightPlayerId(int32_t lightId, int32_t playerId) { return true; }
+    virtual std::optional<int32_t> getLightColor(int32_t lightId) { return std::nullopt; }
+    virtual std::optional<int32_t> getLightPlayerId(int32_t lightId) { return std::nullopt; }
+
     virtual int32_t getMetaState();
     virtual void updateMetaState(int32_t keyCode);
 
diff --git a/services/inputflinger/reader/mapper/JoystickInputMapper.cpp b/services/inputflinger/reader/mapper/JoystickInputMapper.cpp
index 37aa140..0dc312e 100644
--- a/services/inputflinger/reader/mapper/JoystickInputMapper.cpp
+++ b/services/inputflinger/reader/mapper/JoystickInputMapper.cpp
@@ -299,14 +299,14 @@
         case EV_SYN:
             switch (rawEvent->code) {
                 case SYN_REPORT:
-                    sync(rawEvent->when, false /*force*/);
+                    sync(rawEvent->when, rawEvent->readTime, false /*force*/);
                     break;
             }
             break;
     }
 }
 
-void JoystickInputMapper::sync(nsecs_t when, bool force) {
+void JoystickInputMapper::sync(nsecs_t when, nsecs_t readTime, bool force) {
     if (!filterAxes(force)) {
         return;
     }
@@ -337,9 +337,10 @@
     // TODO: Use the input device configuration to control this behavior more finely.
     uint32_t policyFlags = 0;
 
-    NotifyMotionArgs args(getContext()->getNextId(), when, getDeviceId(), AINPUT_SOURCE_JOYSTICK,
-                          ADISPLAY_ID_NONE, policyFlags, AMOTION_EVENT_ACTION_MOVE, 0, 0, metaState,
-                          buttonState, MotionClassification::NONE, AMOTION_EVENT_EDGE_FLAG_NONE, 1,
+    NotifyMotionArgs args(getContext()->getNextId(), when, readTime, getDeviceId(),
+                          AINPUT_SOURCE_JOYSTICK, ADISPLAY_ID_NONE, policyFlags,
+                          AMOTION_EVENT_ACTION_MOVE, 0, 0, metaState, buttonState,
+                          MotionClassification::NONE, AMOTION_EVENT_EDGE_FLAG_NONE, 1,
                           &pointerProperties, &pointerCoords, 0, 0,
                           AMOTION_EVENT_INVALID_CURSOR_POSITION,
                           AMOTION_EVENT_INVALID_CURSOR_POSITION, 0, /* videoFrames */ {});
diff --git a/services/inputflinger/reader/mapper/JoystickInputMapper.h b/services/inputflinger/reader/mapper/JoystickInputMapper.h
index 0cf60a2..bba95ad 100644
--- a/services/inputflinger/reader/mapper/JoystickInputMapper.h
+++ b/services/inputflinger/reader/mapper/JoystickInputMapper.h
@@ -92,7 +92,7 @@
     // Axes indexed by raw ABS_* axis index.
     std::unordered_map<int32_t, Axis> mAxes;
 
-    void sync(nsecs_t when, bool force);
+    void sync(nsecs_t when, nsecs_t readTime, bool force);
 
     bool haveAxis(int32_t axisId);
     void pruneAxes(bool ignoreExplicitlyMappedAxes);
diff --git a/services/inputflinger/reader/mapper/KeyboardInputMapper.cpp b/services/inputflinger/reader/mapper/KeyboardInputMapper.cpp
index 8b9f235..2c5a576 100644
--- a/services/inputflinger/reader/mapper/KeyboardInputMapper.cpp
+++ b/services/inputflinger/reader/mapper/KeyboardInputMapper.cpp
@@ -216,7 +216,8 @@
             mCurrentHidUsage = 0;
 
             if (isKeyboardOrGamepadKey(scanCode)) {
-                processKey(rawEvent->when, rawEvent->value != 0, scanCode, usageCode);
+                processKey(rawEvent->when, rawEvent->readTime, rawEvent->value != 0, scanCode,
+                           usageCode);
             }
             break;
         }
@@ -269,7 +270,8 @@
     return false;
 }
 
-void KeyboardInputMapper::processKey(nsecs_t when, bool down, int32_t scanCode, int32_t usageCode) {
+void KeyboardInputMapper::processKey(nsecs_t when, nsecs_t readTime, bool down, int32_t scanCode,
+                                     int32_t usageCode) {
     int32_t keyCode;
     int32_t keyMetaState;
     uint32_t policyFlags;
@@ -299,7 +301,7 @@
                 return;
             }
             if (policyFlags & POLICY_FLAG_GESTURE) {
-                getDeviceContext().cancelTouch(when);
+                getDeviceContext().cancelTouch(when, readTime);
             }
 
             KeyDown keyDown;
@@ -350,8 +352,9 @@
         policyFlags |= POLICY_FLAG_DISABLE_KEY_REPEAT;
     }
 
-    NotifyKeyArgs args(getContext()->getNextId(), when, getDeviceId(), mSource, getDisplayId(),
-                       policyFlags, down ? AKEY_EVENT_ACTION_DOWN : AKEY_EVENT_ACTION_UP,
+    NotifyKeyArgs args(getContext()->getNextId(), when, readTime, getDeviceId(), mSource,
+                       getDisplayId(), policyFlags,
+                       down ? AKEY_EVENT_ACTION_DOWN : AKEY_EVENT_ACTION_UP,
                        AKEY_EVENT_FLAG_FROM_SYSTEM, keyCode, scanCode, keyMetaState, downTime);
     getListener()->notifyKey(&args);
 }
diff --git a/services/inputflinger/reader/mapper/KeyboardInputMapper.h b/services/inputflinger/reader/mapper/KeyboardInputMapper.h
index 4c0b42a..ca41712 100644
--- a/services/inputflinger/reader/mapper/KeyboardInputMapper.h
+++ b/services/inputflinger/reader/mapper/KeyboardInputMapper.h
@@ -86,7 +86,7 @@
     bool isKeyboardOrGamepadKey(int32_t scanCode);
     bool isMediaKey(int32_t keyCode);
 
-    void processKey(nsecs_t when, bool down, int32_t scanCode, int32_t usageCode);
+    void processKey(nsecs_t when, nsecs_t readTime, bool down, int32_t scanCode, int32_t usageCode);
 
     bool updateMetaStateIfNeeded(int32_t keyCode, bool down);
 
diff --git a/services/inputflinger/reader/mapper/LightInputMapper.cpp b/services/inputflinger/reader/mapper/LightInputMapper.cpp
new file mode 100644
index 0000000..be1f722
--- /dev/null
+++ b/services/inputflinger/reader/mapper/LightInputMapper.cpp
@@ -0,0 +1,478 @@
+/*
+ * Copyright (C) 2021 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 <locale>
+#include <regex>
+
+#include "../Macros.h"
+
+#include "LightInputMapper.h"
+#include "input/NamedEnum.h"
+
+// Log detailed debug messages about input device lights.
+static constexpr bool DEBUG_LIGHT_DETAILS = false;
+
+namespace android {
+
+static inline int32_t getAlpha(int32_t color) {
+    return (color >> 24) & 0xff;
+}
+
+static inline int32_t getRed(int32_t color) {
+    return (color >> 16) & 0xff;
+}
+
+static inline int32_t getGreen(int32_t color) {
+    return (color >> 8) & 0xff;
+}
+
+static inline int32_t getBlue(int32_t color) {
+    return color & 0xff;
+}
+
+static inline int32_t toArgb(int32_t brightness, int32_t red, int32_t green, int32_t blue) {
+    return (brightness & 0xff) << 24 | (red & 0xff) << 16 | (green & 0xff) << 8 | (blue & 0xff);
+}
+
+/**
+ * Light input mapper owned by InputReader device, implements the native API for querying input
+ * lights, getting and setting the lights brightness and color, by interacting with EventHub
+ * devices.
+ * TODO b/180342233: Reconsider the inputflinger design to accommodate the device class
+ * like lights and battery.
+ */
+LightInputMapper::LightInputMapper(InputDeviceContext& deviceContext)
+      : InputMapper(deviceContext) {}
+
+LightInputMapper::~LightInputMapper() {}
+
+std::optional<std::int32_t> LightInputMapper::Light::getRawLightBrightness(int32_t rawLightId) {
+    std::optional<RawLightInfo> rawInfo = context.getRawLightInfo(rawLightId);
+    std::optional<int32_t> ret = context.getLightBrightness(rawLightId);
+    if (!rawInfo.has_value() || !ret.has_value()) {
+        return std::nullopt;
+    }
+    int brightness = ret.value();
+
+    // If the light node doesn't have max brightness, use the default max brightness.
+    int rawMaxBrightness = rawInfo->maxBrightness.value_or(MAX_BRIGHTNESS);
+    float ratio = MAX_BRIGHTNESS / rawMaxBrightness;
+    // Scale the returned brightness in [0, rawMaxBrightness] to [0, 255]
+    if (rawMaxBrightness != MAX_BRIGHTNESS) {
+        brightness = brightness * ratio;
+    }
+    if (DEBUG_LIGHT_DETAILS) {
+        ALOGD("getRawLightBrightness rawLightId %d brightness 0x%x ratio %.2f", rawLightId,
+              brightness, ratio);
+    }
+    return brightness;
+}
+
+void LightInputMapper::Light::setRawLightBrightness(int32_t rawLightId, int32_t brightness) {
+    std::optional<RawLightInfo> rawInfo = context.getRawLightInfo(rawLightId);
+    if (!rawInfo.has_value()) {
+        return;
+    }
+    // If the light node doesn't have max brightness, use the default max brightness.
+    int rawMaxBrightness = rawInfo->maxBrightness.value_or(MAX_BRIGHTNESS);
+    float ratio = MAX_BRIGHTNESS / rawMaxBrightness;
+    // Scale the requested brightness in [0, 255] to [0, rawMaxBrightness]
+    if (rawMaxBrightness != MAX_BRIGHTNESS) {
+        brightness = ceil(brightness / ratio);
+    }
+    if (DEBUG_LIGHT_DETAILS) {
+        ALOGD("setRawLightBrightness rawLightId %d brightness 0x%x ratio %.2f", rawLightId,
+              brightness, ratio);
+    }
+    context.setLightBrightness(rawLightId, brightness);
+}
+
+bool LightInputMapper::SingleLight::setLightColor(int32_t color) {
+    int32_t brightness = getAlpha(color);
+    setRawLightBrightness(rawId, brightness);
+
+    return true;
+}
+
+bool LightInputMapper::RgbLight::setLightColor(int32_t color) {
+    // Compose color value as per:
+    // https://developer.android.com/reference/android/graphics/Color?hl=en
+    // int color = (A & 0xff) << 24 | (R & 0xff) << 16 | (G & 0xff) << 8 | (B & 0xff);
+    // The alpha component is used to scale the R,G,B leds brightness, with the ratio to
+    // MAX_BRIGHTNESS.
+    brightness = getAlpha(color);
+    int32_t red = 0;
+    int32_t green = 0;
+    int32_t blue = 0;
+    if (brightness > 0) {
+        float ratio = MAX_BRIGHTNESS / brightness;
+        red = ceil(getRed(color) / ratio);
+        green = ceil(getGreen(color) / ratio);
+        blue = ceil(getBlue(color) / ratio);
+    }
+    setRawLightBrightness(rawRgbIds.at(LightColor::RED), red);
+    setRawLightBrightness(rawRgbIds.at(LightColor::GREEN), green);
+    setRawLightBrightness(rawRgbIds.at(LightColor::BLUE), blue);
+    if (rawGlobalId.has_value()) {
+        setRawLightBrightness(rawGlobalId.value(), brightness);
+    }
+
+    return true;
+}
+
+bool LightInputMapper::MultiColorLight::setLightColor(int32_t color) {
+    std::unordered_map<LightColor, int32_t> intensities;
+    intensities.emplace(LightColor::RED, getRed(color));
+    intensities.emplace(LightColor::GREEN, getGreen(color));
+    intensities.emplace(LightColor::BLUE, getBlue(color));
+
+    context.setLightIntensities(rawId, intensities);
+    setRawLightBrightness(rawId, getAlpha(color));
+    return true;
+}
+
+std::optional<int32_t> LightInputMapper::SingleLight::getLightColor() {
+    std::optional<int32_t> brightness = getRawLightBrightness(rawId);
+    if (!brightness.has_value()) {
+        return std::nullopt;
+    }
+
+    return toArgb(brightness.value(), 0 /* red */, 0 /* green */, 0 /* blue */);
+}
+
+std::optional<int32_t> LightInputMapper::RgbLight::getLightColor() {
+    // If the Alpha component is zero, then return color 0.
+    if (brightness == 0) {
+        return 0;
+    }
+    // Compose color value as per:
+    // https://developer.android.com/reference/android/graphics/Color?hl=en
+    // int color = (A & 0xff) << 24 | (R & 0xff) << 16 | (G & 0xff) << 8 | (B & 0xff);
+    std::optional<int32_t> redOr = getRawLightBrightness(rawRgbIds.at(LightColor::RED));
+    std::optional<int32_t> greenOr = getRawLightBrightness(rawRgbIds.at(LightColor::GREEN));
+    std::optional<int32_t> blueOr = getRawLightBrightness(rawRgbIds.at(LightColor::BLUE));
+    // If we can't get brightness for any of the RGB light
+    if (!redOr.has_value() || !greenOr.has_value() || !blueOr.has_value()) {
+        return std::nullopt;
+    }
+
+    // Compose the ARGB format color. As the R,G,B color led brightness is scaled by Alpha
+    // value, scale it back to return the nominal color value.
+    float ratio = MAX_BRIGHTNESS / brightness;
+    int32_t red = round(redOr.value() * ratio);
+    int32_t green = round(greenOr.value() * ratio);
+    int32_t blue = round(blueOr.value() * ratio);
+
+    if (red > MAX_BRIGHTNESS || green > MAX_BRIGHTNESS || blue > MAX_BRIGHTNESS) {
+        // Previously stored brightness isn't valid for current LED values, so just reset to max
+        // brightness since an app couldn't have provided these values in the first place.
+        red = redOr.value();
+        green = greenOr.value();
+        blue = blueOr.value();
+        brightness = MAX_BRIGHTNESS;
+    }
+
+    return toArgb(brightness, red, green, blue);
+}
+
+std::optional<int32_t> LightInputMapper::MultiColorLight::getLightColor() {
+    auto ret = context.getLightIntensities(rawId);
+    if (!ret.has_value()) {
+        return std::nullopt;
+    }
+    std::unordered_map<LightColor, int32_t> intensities = ret.value();
+    // Get red, green, blue colors
+    int32_t color = toArgb(0 /* brightness */, intensities.at(LightColor::RED) /* red */,
+                           intensities.at(LightColor::GREEN) /* green */,
+                           intensities.at(LightColor::BLUE) /* blue */);
+    // Get brightness
+    std::optional<int32_t> brightness = getRawLightBrightness(rawId);
+    if (brightness.has_value()) {
+        return toArgb(brightness.value() /* A */, 0, 0, 0) | color;
+    }
+    return std::nullopt;
+}
+
+bool LightInputMapper::PlayerIdLight::setLightPlayerId(int32_t playerId) {
+    if (rawLightIds.find(playerId) == rawLightIds.end()) {
+        return false;
+    }
+    for (const auto& [id, rawId] : rawLightIds) {
+        if (playerId == id) {
+            setRawLightBrightness(rawId, MAX_BRIGHTNESS);
+        } else {
+            setRawLightBrightness(rawId, 0);
+        }
+    }
+    return true;
+}
+
+std::optional<int32_t> LightInputMapper::PlayerIdLight::getLightPlayerId() {
+    for (const auto& [id, rawId] : rawLightIds) {
+        std::optional<int32_t> brightness = getRawLightBrightness(rawId);
+        if (brightness.has_value() && brightness.value() > 0) {
+            return id;
+        }
+    }
+    return std::nullopt;
+}
+
+void LightInputMapper::SingleLight::dump(std::string& dump) {
+    dump += StringPrintf(INDENT4 "Color: 0x%x\n", getLightColor().value_or(0));
+}
+
+void LightInputMapper::PlayerIdLight::dump(std::string& dump) {
+    dump += StringPrintf(INDENT4 "PlayerId: %d\n", getLightPlayerId().value_or(-1));
+    dump += StringPrintf(INDENT4 "Raw Player ID LEDs:");
+    for (const auto& [id, rawId] : rawLightIds) {
+        dump += StringPrintf("id %d -> %d ", id, rawId);
+    }
+    dump += "\n";
+}
+
+void LightInputMapper::RgbLight::dump(std::string& dump) {
+    dump += StringPrintf(INDENT4 "Color: 0x%x\n", getLightColor().value_or(0));
+    dump += StringPrintf(INDENT4 "Raw RGB LEDs: [%d, %d, %d] ", rawRgbIds.at(LightColor::RED),
+                         rawRgbIds.at(LightColor::GREEN), rawRgbIds.at(LightColor::BLUE));
+    if (rawGlobalId.has_value()) {
+        dump += StringPrintf(INDENT4 "Raw Global LED: [%d] ", rawGlobalId.value());
+    }
+    dump += "\n";
+}
+
+void LightInputMapper::MultiColorLight::dump(std::string& dump) {
+    dump += StringPrintf(INDENT4 "Color: 0x%x\n", getLightColor().value_or(0));
+}
+
+uint32_t LightInputMapper::getSources() {
+    return AINPUT_SOURCE_UNKNOWN;
+}
+
+void LightInputMapper::populateDeviceInfo(InputDeviceInfo* info) {
+    InputMapper::populateDeviceInfo(info);
+
+    for (const auto& [lightId, light] : mLights) {
+        // Input device light doesn't support ordinal, always pass 1.
+        InputDeviceLightInfo lightInfo(light->name, light->id, light->type, 1 /* ordinal */);
+        info->addLightInfo(lightInfo);
+    }
+}
+
+void LightInputMapper::dump(std::string& dump) {
+    dump += INDENT2 "Light Input Mapper:\n";
+    dump += INDENT3 "Lights:\n";
+    for (const auto& [lightId, light] : mLights) {
+        dump += StringPrintf(INDENT4 "Id: %d", lightId);
+        dump += StringPrintf(INDENT4 "Name: %s", light->name.c_str());
+        dump += StringPrintf(INDENT4 "Type: %s", NamedEnum::string(light->type).c_str());
+        light->dump(dump);
+    }
+    // Dump raw lights
+    dump += INDENT3 "RawLights:\n";
+    dump += INDENT4 "Id:\t Name:\t Flags:\t Max brightness:\t Brightness\n";
+    const std::vector<int32_t> rawLightIds = getDeviceContext().getRawLightIds();
+    // Map from raw light id to raw light info
+    std::unordered_map<int32_t, RawLightInfo> rawInfos;
+    for (const auto& rawId : rawLightIds) {
+        std::optional<RawLightInfo> rawInfo = getDeviceContext().getRawLightInfo(rawId);
+        if (!rawInfo.has_value()) {
+            continue;
+        }
+        dump += StringPrintf(INDENT4 "%d", rawId);
+        dump += StringPrintf(INDENT4 "%s", rawInfo->name.c_str());
+        dump += StringPrintf(INDENT4 "%s", rawInfo->flags.string().c_str());
+        dump += StringPrintf(INDENT4 "%d", rawInfo->maxBrightness.value_or(MAX_BRIGHTNESS));
+        dump += StringPrintf(INDENT4 "%d\n",
+                             getDeviceContext().getLightBrightness(rawId).value_or(-1));
+    }
+}
+
+void LightInputMapper::configure(nsecs_t when, const InputReaderConfiguration* config,
+                                 uint32_t changes) {
+    InputMapper::configure(when, config, changes);
+
+    if (!changes) { // first time only
+        bool hasRedLed = false;
+        bool hasGreenLed = false;
+        bool hasBlueLed = false;
+        std::optional<int32_t> rawGlobalId = std::nullopt;
+        // Player ID light common name string
+        std::string playerIdName;
+        // Raw RGB color to raw light ID
+        std::unordered_map<LightColor, int32_t /* rawLightId */> rawRgbIds;
+        // Map from player Id to raw light Id
+        std::unordered_map<int32_t, int32_t> playerIdLightIds;
+        mLights.clear();
+
+        // Check raw lights
+        const std::vector<int32_t> rawLightIds = getDeviceContext().getRawLightIds();
+        // Map from raw light id to raw light info
+        std::unordered_map<int32_t, RawLightInfo> rawInfos;
+        for (const auto& rawId : rawLightIds) {
+            std::optional<RawLightInfo> rawInfo = getDeviceContext().getRawLightInfo(rawId);
+            if (!rawInfo.has_value()) {
+                continue;
+            }
+            rawInfos.insert_or_assign(rawId, rawInfo.value());
+            // Check if this is a group LEDs for player ID
+            std::regex lightPattern("([a-z]+)([0-9]+)");
+            std::smatch results;
+            if (std::regex_match(rawInfo->name, results, lightPattern)) {
+                std::string commonName = results[1].str();
+                int32_t playerId = std::stoi(results[2]);
+                if (playerIdLightIds.empty()) {
+                    playerIdName = commonName;
+                    playerIdLightIds.insert_or_assign(playerId, rawId);
+                } else {
+                    // Make sure the player ID leds have common string name
+                    if (playerIdName.compare(commonName) == 0 &&
+                        playerIdLightIds.find(playerId) == playerIdLightIds.end()) {
+                        playerIdLightIds.insert_or_assign(playerId, rawId);
+                    }
+                }
+            }
+            // Check if this is an LED of RGB light
+            if (rawInfo->flags.test(InputLightClass::RED)) {
+                hasRedLed = true;
+                rawRgbIds.emplace(LightColor::RED, rawId);
+            }
+            if (rawInfo->flags.test(InputLightClass::GREEN)) {
+                hasGreenLed = true;
+                rawRgbIds.emplace(LightColor::GREEN, rawId);
+            }
+            if (rawInfo->flags.test(InputLightClass::BLUE)) {
+                hasBlueLed = true;
+                rawRgbIds.emplace(LightColor::BLUE, rawId);
+            }
+            if (rawInfo->flags.test(InputLightClass::GLOBAL)) {
+                rawGlobalId = rawId;
+            }
+            if (DEBUG_LIGHT_DETAILS) {
+                ALOGD("Light rawId %d name %s max %d flags %s \n", rawInfo->id,
+                      rawInfo->name.c_str(), rawInfo->maxBrightness.value_or(MAX_BRIGHTNESS),
+                      rawInfo->flags.string().c_str());
+            }
+        }
+
+        // Construct a player ID light
+        if (playerIdLightIds.size() > 1) {
+            std::unique_ptr<Light> light =
+                    std::make_unique<PlayerIdLight>(getDeviceContext(), playerIdName, ++mNextId,
+                                                    playerIdLightIds);
+            mLights.insert_or_assign(light->id, std::move(light));
+            // Remove these raw lights from raw light info as they've been used to compose a
+            // Player ID light, so we do not expose these raw lights as single lights.
+            for (const auto& [playerId, rawId] : playerIdLightIds) {
+                rawInfos.erase(rawId);
+            }
+        }
+        // Construct a RGB light for composed RGB light
+        if (hasRedLed && hasGreenLed && hasBlueLed) {
+            if (DEBUG_LIGHT_DETAILS) {
+                ALOGD("Rgb light ids [%d, %d, %d] \n", rawRgbIds.at(LightColor::RED),
+                      rawRgbIds.at(LightColor::GREEN), rawRgbIds.at(LightColor::BLUE));
+            }
+            std::unique_ptr<Light> light = std::make_unique<RgbLight>(getDeviceContext(), ++mNextId,
+                                                                      rawRgbIds, rawGlobalId);
+            mLights.insert_or_assign(light->id, std::move(light));
+            // Remove from raw light info as they've been composed a RBG light.
+            rawInfos.erase(rawRgbIds.at(LightColor::RED));
+            rawInfos.erase(rawRgbIds.at(LightColor::GREEN));
+            rawInfos.erase(rawRgbIds.at(LightColor::BLUE));
+            if (rawGlobalId.has_value()) {
+                rawInfos.erase(rawGlobalId.value());
+            }
+        }
+
+        // Check the rest of raw light infos
+        for (const auto& [rawId, rawInfo] : rawInfos) {
+            // If the node is multi-color led, construct a MULTI_COLOR light
+            if (rawInfo.flags.test(InputLightClass::MULTI_INDEX) &&
+                rawInfo.flags.test(InputLightClass::MULTI_INTENSITY)) {
+                if (DEBUG_LIGHT_DETAILS) {
+                    ALOGD("Multicolor light Id %d name %s \n", rawInfo.id, rawInfo.name.c_str());
+                }
+                std::unique_ptr<Light> light =
+                        std::make_unique<MultiColorLight>(getDeviceContext(), rawInfo.name,
+                                                          ++mNextId, rawInfo.id);
+                mLights.insert_or_assign(light->id, std::move(light));
+                continue;
+            }
+            // Construct a single LED light
+            if (DEBUG_LIGHT_DETAILS) {
+                ALOGD("Single light Id %d name %s \n", rawInfo.id, rawInfo.name.c_str());
+            }
+            std::unique_ptr<Light> light =
+                    std::make_unique<SingleLight>(getDeviceContext(), rawInfo.name, ++mNextId,
+                                                  rawInfo.id);
+
+            mLights.insert_or_assign(light->id, std::move(light));
+        }
+    }
+}
+
+void LightInputMapper::reset(nsecs_t when) {
+    InputMapper::reset(when);
+}
+
+void LightInputMapper::process(const RawEvent* rawEvent) {}
+
+bool LightInputMapper::setLightColor(int32_t lightId, int32_t color) {
+    auto it = mLights.find(lightId);
+    if (it == mLights.end()) {
+        return false;
+    }
+    auto& light = it->second;
+    if (DEBUG_LIGHT_DETAILS) {
+        ALOGD("setLightColor lightId %d type %s color 0x%x", lightId,
+              NamedEnum::string(light->type).c_str(), color);
+    }
+    return light->setLightColor(color);
+}
+
+std::optional<int32_t> LightInputMapper::getLightColor(int32_t lightId) {
+    auto it = mLights.find(lightId);
+    if (it == mLights.end()) {
+        return std::nullopt;
+    }
+    auto& light = it->second;
+    std::optional<int32_t> color = light->getLightColor();
+    if (DEBUG_LIGHT_DETAILS) {
+        ALOGD("getLightColor lightId %d type %s color 0x%x", lightId,
+              NamedEnum::string(light->type).c_str(), color.value_or(0));
+    }
+    return color;
+}
+
+bool LightInputMapper::setLightPlayerId(int32_t lightId, int32_t playerId) {
+    auto it = mLights.find(lightId);
+    if (it == mLights.end()) {
+        return false;
+    }
+    auto& light = it->second;
+    return light->setLightPlayerId(playerId);
+}
+
+std::optional<int32_t> LightInputMapper::getLightPlayerId(int32_t lightId) {
+    auto it = mLights.find(lightId);
+    if (it == mLights.end()) {
+        return std::nullopt;
+    }
+    auto& light = it->second;
+    return light->getLightPlayerId();
+}
+
+} // namespace android
diff --git a/services/inputflinger/reader/mapper/LightInputMapper.h b/services/inputflinger/reader/mapper/LightInputMapper.h
new file mode 100644
index 0000000..43141b8
--- /dev/null
+++ b/services/inputflinger/reader/mapper/LightInputMapper.h
@@ -0,0 +1,135 @@
+/*
+ * Copyright (C) 2021 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 _UI_INPUTREADER_LIGHT_INPUT_MAPPER_H
+#define _UI_INPUTREADER_LIGHT_INPUT_MAPPER_H
+
+#include "InputMapper.h"
+
+namespace android {
+
+class LightInputMapper : public InputMapper {
+    // Refer to https://developer.android.com/reference/kotlin/android/graphics/Color
+    /* Number of colors : {red, green, blue} */
+    static constexpr size_t COLOR_NUM = 3;
+    static constexpr int32_t MAX_BRIGHTNESS = 0xff;
+
+public:
+    explicit LightInputMapper(InputDeviceContext& deviceContext);
+    ~LightInputMapper() override;
+
+    uint32_t getSources() override;
+    void populateDeviceInfo(InputDeviceInfo* deviceInfo) override;
+    void dump(std::string& dump) override;
+    void configure(nsecs_t when, const InputReaderConfiguration* config, uint32_t changes) override;
+    void reset(nsecs_t when) override;
+    void process(const RawEvent* rawEvent) override;
+    bool setLightColor(int32_t lightId, int32_t color) override;
+    bool setLightPlayerId(int32_t lightId, int32_t playerId) override;
+    std::optional<int32_t> getLightColor(int32_t lightId) override;
+    std::optional<int32_t> getLightPlayerId(int32_t lightId) override;
+
+private:
+    struct Light {
+        explicit Light(InputDeviceContext& context, const std::string& name, int32_t id,
+                       InputDeviceLightType type)
+              : context(context), name(name), id(id), type(type) {}
+        virtual ~Light() {}
+        InputDeviceContext& context;
+        std::string name;
+        int32_t id;
+        InputDeviceLightType type;
+
+        virtual bool setLightColor(int32_t color) { return false; }
+        virtual std::optional<int32_t> getLightColor() { return std::nullopt; }
+        virtual bool setLightPlayerId(int32_t playerId) { return false; }
+        virtual std::optional<int32_t> getLightPlayerId() { return std::nullopt; }
+
+        virtual void dump(std::string& dump) {}
+
+        std::optional<std::int32_t> getRawLightBrightness(int32_t rawLightId);
+        void setRawLightBrightness(int32_t rawLightId, int32_t brightness);
+    };
+
+    struct SingleLight : public Light {
+        explicit SingleLight(InputDeviceContext& context, const std::string& name, int32_t id,
+                             int32_t rawId)
+              : Light(context, name, id, InputDeviceLightType::SINGLE), rawId(rawId) {}
+        int32_t rawId;
+
+        bool setLightColor(int32_t color) override;
+        std::optional<int32_t> getLightColor() override;
+        void dump(std::string& dump) override;
+    };
+
+    struct RgbLight : public Light {
+        explicit RgbLight(InputDeviceContext& context, int32_t id,
+                          const std::unordered_map<LightColor, int32_t>& rawRgbIds,
+                          std::optional<int32_t> rawGlobalId)
+              : Light(context, "RGB", id, InputDeviceLightType::RGB),
+                rawRgbIds(rawRgbIds),
+                rawGlobalId(rawGlobalId) {
+            brightness = rawGlobalId.has_value()
+                    ? getRawLightBrightness(rawGlobalId.value()).value_or(MAX_BRIGHTNESS)
+                    : MAX_BRIGHTNESS;
+        }
+        // Map from color to raw light id.
+        std::unordered_map<LightColor, int32_t /* rawLightId */> rawRgbIds;
+        // Optional global control raw light id.
+        std::optional<int32_t> rawGlobalId;
+        int32_t brightness;
+
+        bool setLightColor(int32_t color) override;
+        std::optional<int32_t> getLightColor() override;
+        void dump(std::string& dump) override;
+    };
+
+    struct MultiColorLight : public Light {
+        explicit MultiColorLight(InputDeviceContext& context, const std::string& name, int32_t id,
+                                 int32_t rawId)
+              : Light(context, name, id, InputDeviceLightType::MULTI_COLOR), rawId(rawId) {}
+        int32_t rawId;
+
+        bool setLightColor(int32_t color) override;
+        std::optional<int32_t> getLightColor() override;
+        void dump(std::string& dump) override;
+    };
+
+    struct PlayerIdLight : public Light {
+        explicit PlayerIdLight(InputDeviceContext& context, const std::string& name, int32_t id,
+                               const std::unordered_map<int32_t, int32_t>& rawLightIds)
+              : Light(context, name, id, InputDeviceLightType::PLAYER_ID),
+                rawLightIds(rawLightIds) {}
+        // Map from player Id to raw light Id
+        std::unordered_map<int32_t, int32_t> rawLightIds;
+
+        bool setLightPlayerId(int32_t palyerId) override;
+        std::optional<int32_t> getLightPlayerId() override;
+        void dump(std::string& dump) override;
+    };
+
+    int32_t mNextId = 0;
+
+    // Light color map from light color to the color index.
+    static const std::unordered_map<std::string, size_t> LIGHT_COLORS;
+
+    // Light map from light ID to Light
+    std::unordered_map<int32_t, std::unique_ptr<Light>> mLights;
+};
+
+} // namespace android
+
+#endif // _UI_INPUTREADER_LIGHT_INPUT_MAPPER_H
diff --git a/services/inputflinger/reader/mapper/RotaryEncoderInputMapper.cpp b/services/inputflinger/reader/mapper/RotaryEncoderInputMapper.cpp
index 594ff42..e9d0189 100644
--- a/services/inputflinger/reader/mapper/RotaryEncoderInputMapper.cpp
+++ b/services/inputflinger/reader/mapper/RotaryEncoderInputMapper.cpp
@@ -87,11 +87,11 @@
     mRotaryEncoderScrollAccumulator.process(rawEvent);
 
     if (rawEvent->type == EV_SYN && rawEvent->code == SYN_REPORT) {
-        sync(rawEvent->when);
+        sync(rawEvent->when, rawEvent->readTime);
     }
 }
 
-void RotaryEncoderInputMapper::sync(nsecs_t when) {
+void RotaryEncoderInputMapper::sync(nsecs_t when, nsecs_t readTime) {
     PointerCoords pointerCoords;
     pointerCoords.clear();
 
@@ -121,9 +121,9 @@
         int32_t metaState = getContext()->getGlobalMetaState();
         pointerCoords.setAxisValue(AMOTION_EVENT_AXIS_SCROLL, scroll * mScalingFactor);
 
-        NotifyMotionArgs scrollArgs(getContext()->getNextId(), when, getDeviceId(), mSource,
-                                    displayId, policyFlags, AMOTION_EVENT_ACTION_SCROLL, 0, 0,
-                                    metaState, /* buttonState */ 0, MotionClassification::NONE,
+        NotifyMotionArgs scrollArgs(getContext()->getNextId(), when, readTime, getDeviceId(),
+                                    mSource, displayId, policyFlags, AMOTION_EVENT_ACTION_SCROLL, 0,
+                                    0, metaState, /* buttonState */ 0, MotionClassification::NONE,
                                     AMOTION_EVENT_EDGE_FLAG_NONE, 1, &pointerProperties,
                                     &pointerCoords, 0, 0, AMOTION_EVENT_INVALID_CURSOR_POSITION,
                                     AMOTION_EVENT_INVALID_CURSOR_POSITION, 0, /* videoFrames */ {});
diff --git a/services/inputflinger/reader/mapper/RotaryEncoderInputMapper.h b/services/inputflinger/reader/mapper/RotaryEncoderInputMapper.h
index 7a77b12..e0c9404 100644
--- a/services/inputflinger/reader/mapper/RotaryEncoderInputMapper.h
+++ b/services/inputflinger/reader/mapper/RotaryEncoderInputMapper.h
@@ -42,7 +42,7 @@
     float mScalingFactor;
     int32_t mOrientation;
 
-    void sync(nsecs_t when);
+    void sync(nsecs_t when, nsecs_t readTime);
 };
 
 } // namespace android
diff --git a/services/inputflinger/reader/mapper/TouchCursorInputMapperCommon.h b/services/inputflinger/reader/mapper/TouchCursorInputMapperCommon.h
index a86443d..5344227 100644
--- a/services/inputflinger/reader/mapper/TouchCursorInputMapperCommon.h
+++ b/services/inputflinger/reader/mapper/TouchCursorInputMapperCommon.h
@@ -59,27 +59,27 @@
 }
 
 static void synthesizeButtonKey(InputReaderContext* context, int32_t action, nsecs_t when,
-                                int32_t deviceId, uint32_t source, int32_t displayId,
-                                uint32_t policyFlags, int32_t lastButtonState,
+                                nsecs_t readTime, int32_t deviceId, uint32_t source,
+                                int32_t displayId, uint32_t policyFlags, int32_t lastButtonState,
                                 int32_t currentButtonState, int32_t buttonState, int32_t keyCode) {
     if ((action == AKEY_EVENT_ACTION_DOWN && !(lastButtonState & buttonState) &&
          (currentButtonState & buttonState)) ||
         (action == AKEY_EVENT_ACTION_UP && (lastButtonState & buttonState) &&
          !(currentButtonState & buttonState))) {
-        NotifyKeyArgs args(context->getNextId(), when, deviceId, source, displayId, policyFlags,
-                           action, 0, keyCode, 0, context->getGlobalMetaState(), when);
+        NotifyKeyArgs args(context->getNextId(), when, readTime, deviceId, source, displayId,
+                           policyFlags, action, 0, keyCode, 0, context->getGlobalMetaState(), when);
         context->getListener()->notifyKey(&args);
     }
 }
 
 static void synthesizeButtonKeys(InputReaderContext* context, int32_t action, nsecs_t when,
-                                 int32_t deviceId, uint32_t source, int32_t displayId,
-                                 uint32_t policyFlags, int32_t lastButtonState,
+                                 nsecs_t readTime, int32_t deviceId, uint32_t source,
+                                 int32_t displayId, uint32_t policyFlags, int32_t lastButtonState,
                                  int32_t currentButtonState) {
-    synthesizeButtonKey(context, action, when, deviceId, source, displayId, policyFlags,
+    synthesizeButtonKey(context, action, when, readTime, deviceId, source, displayId, policyFlags,
                         lastButtonState, currentButtonState, AMOTION_EVENT_BUTTON_BACK,
                         AKEYCODE_BACK);
-    synthesizeButtonKey(context, action, when, deviceId, source, displayId, policyFlags,
+    synthesizeButtonKey(context, action, when, readTime, deviceId, source, displayId, policyFlags,
                         lastButtonState, currentButtonState, AMOTION_EVENT_BUTTON_FORWARD,
                         AKEYCODE_FORWARD);
 }
diff --git a/services/inputflinger/reader/mapper/TouchInputMapper.cpp b/services/inputflinger/reader/mapper/TouchInputMapper.cpp
index d1df37b..16cf010 100644
--- a/services/inputflinger/reader/mapper/TouchInputMapper.cpp
+++ b/services/inputflinger/reader/mapper/TouchInputMapper.cpp
@@ -1016,7 +1016,8 @@
             mPointerGestureMaxSwipeWidth = mConfig.pointerGestureSwipeMaxWidthRatio * rawDiagonal;
 
             // Abort current pointer usages because the state has changed.
-            abortPointerUsage(when, 0 /*policyFlags*/);
+            const nsecs_t readTime = when; // synthetic event
+            abortPointerUsage(when, readTime, 0 /*policyFlags*/);
         }
 
         // Inform the dispatcher about the changes.
@@ -1406,11 +1407,11 @@
     mTouchButtonAccumulator.process(rawEvent);
 
     if (rawEvent->type == EV_SYN && rawEvent->code == SYN_REPORT) {
-        sync(rawEvent->when);
+        sync(rawEvent->when, rawEvent->readTime);
     }
 }
 
-void TouchInputMapper::sync(nsecs_t when) {
+void TouchInputMapper::sync(nsecs_t when, nsecs_t readTime) {
     const RawState* last =
             mRawStatesPending.empty() ? &mCurrentRawState : &mRawStatesPending.back();
 
@@ -1420,6 +1421,7 @@
     RawState* next = &mRawStatesPending.back();
     next->clear();
     next->when = when;
+    next->readTime = readTime;
 
     // Sync button state.
     next->buttonState =
@@ -1453,7 +1455,7 @@
 void TouchInputMapper::processRawTouches(bool timeout) {
     if (mDeviceMode == DeviceMode::DISABLED) {
         // Drop all input if the device is disabled.
-        cancelTouch(mCurrentRawState.when);
+        cancelTouch(mCurrentRawState.when, mCurrentRawState.readTime);
         mCurrentCookedState.clear();
         updateTouchSpots();
         return;
@@ -1479,8 +1481,9 @@
         mCurrentRawState.copyFrom(next);
         if (mCurrentRawState.when < mLastRawState.when) {
             mCurrentRawState.when = mLastRawState.when;
+            mCurrentRawState.readTime = mLastRawState.readTime;
         }
-        cookAndDispatch(mCurrentRawState.when);
+        cookAndDispatch(mCurrentRawState.when, mCurrentRawState.readTime);
     }
     if (count != 0) {
         mRawStatesPending.erase(mRawStatesPending.begin(), mRawStatesPending.begin() + count);
@@ -1494,7 +1497,8 @@
 #if DEBUG_STYLUS_FUSION
             ALOGD("Timeout expired, synthesizing event with new stylus data");
 #endif
-            cookAndDispatch(when);
+            const nsecs_t readTime = when; // consider this synthetic event to be zero latency
+            cookAndDispatch(when, readTime);
         } else if (mExternalStylusFusionTimeout == LLONG_MAX) {
             mExternalStylusFusionTimeout = mExternalStylusState.when + TOUCH_DATA_TIMEOUT;
             getContext()->requestTimeoutAtTime(mExternalStylusFusionTimeout);
@@ -1502,7 +1506,7 @@
     }
 }
 
-void TouchInputMapper::cookAndDispatch(nsecs_t when) {
+void TouchInputMapper::cookAndDispatch(nsecs_t when, nsecs_t readTime) {
     // Always start with a clean state.
     mCurrentCookedState.clear();
 
@@ -1528,7 +1532,7 @@
 
     // Consume raw off-screen touches before cooking pointer data.
     // If touches are consumed, subsequent code will not receive any pointer data.
-    if (consumeRawTouches(when, policyFlags)) {
+    if (consumeRawTouches(when, readTime, policyFlags)) {
         mCurrentRawState.rawPointerData.clear();
     }
 
@@ -1541,8 +1545,8 @@
     applyExternalStylusTouchState(when);
 
     // Synthesize key down from raw buttons if needed.
-    synthesizeButtonKeys(getContext(), AKEY_EVENT_ACTION_DOWN, when, getDeviceId(), mSource,
-                         mViewport.displayId, policyFlags, mLastCookedState.buttonState,
+    synthesizeButtonKeys(getContext(), AKEY_EVENT_ACTION_DOWN, when, readTime, getDeviceId(),
+                         mSource, mViewport.displayId, policyFlags, mLastCookedState.buttonState,
                          mCurrentCookedState.buttonState);
 
     // Dispatch the touches either directly or by translation through a pointer on screen.
@@ -1585,16 +1589,16 @@
             pointerUsage = PointerUsage::GESTURES;
         }
 
-        dispatchPointerUsage(when, policyFlags, pointerUsage);
+        dispatchPointerUsage(when, readTime, policyFlags, pointerUsage);
     } else {
         updateTouchSpots();
 
         if (!mCurrentMotionAborted) {
-            dispatchButtonRelease(when, policyFlags);
-            dispatchHoverExit(when, policyFlags);
-            dispatchTouches(when, policyFlags);
-            dispatchHoverEnterAndMove(when, policyFlags);
-            dispatchButtonPress(when, policyFlags);
+            dispatchButtonRelease(when, readTime, policyFlags);
+            dispatchHoverExit(when, readTime, policyFlags);
+            dispatchTouches(when, readTime, policyFlags);
+            dispatchHoverEnterAndMove(when, readTime, policyFlags);
+            dispatchButtonPress(when, readTime, policyFlags);
         }
 
         if (mCurrentCookedState.cookedPointerData.pointerCount == 0) {
@@ -1603,7 +1607,7 @@
     }
 
     // Synthesize key up from raw buttons if needed.
-    synthesizeButtonKeys(getContext(), AKEY_EVENT_ACTION_UP, when, getDeviceId(), mSource,
+    synthesizeButtonKeys(getContext(), AKEY_EVENT_ACTION_UP, when, readTime, getDeviceId(), mSource,
                          mViewport.displayId, policyFlags, mLastCookedState.buttonState,
                          mCurrentCookedState.buttonState);
 
@@ -1716,7 +1720,9 @@
 void TouchInputMapper::timeoutExpired(nsecs_t when) {
     if (mDeviceMode == DeviceMode::POINTER) {
         if (mPointerUsage == PointerUsage::GESTURES) {
-            dispatchPointerGestures(when, 0 /*policyFlags*/, true /*isTimeout*/);
+            // Since this is a synthetic event, we can consider its latency to be zero
+            const nsecs_t readTime = when;
+            dispatchPointerGestures(when, readTime, 0 /*policyFlags*/, true /*isTimeout*/);
         }
     } else if (mDeviceMode == DeviceMode::DIRECT) {
         if (mExternalStylusFusionTimeout < when) {
@@ -1738,7 +1744,7 @@
     }
 }
 
-bool TouchInputMapper::consumeRawTouches(nsecs_t when, uint32_t policyFlags) {
+bool TouchInputMapper::consumeRawTouches(nsecs_t when, nsecs_t readTime, uint32_t policyFlags) {
     // Check for release of a virtual key.
     if (mCurrentVirtualKey.down) {
         if (mCurrentRawState.rawPointerData.touchingIdBits.isEmpty()) {
@@ -1749,7 +1755,7 @@
                 ALOGD("VirtualKeys: Generating key up: keyCode=%d, scanCode=%d",
                       mCurrentVirtualKey.keyCode, mCurrentVirtualKey.scanCode);
 #endif
-                dispatchVirtualKey(when, policyFlags, AKEY_EVENT_ACTION_UP,
+                dispatchVirtualKey(when, readTime, policyFlags, AKEY_EVENT_ACTION_UP,
                                    AKEY_EVENT_FLAG_FROM_SYSTEM | AKEY_EVENT_FLAG_VIRTUAL_HARD_KEY);
             }
             return true;
@@ -1776,7 +1782,7 @@
             ALOGD("VirtualKeys: Canceling key: keyCode=%d, scanCode=%d", mCurrentVirtualKey.keyCode,
                   mCurrentVirtualKey.scanCode);
 #endif
-            dispatchVirtualKey(when, policyFlags, AKEY_EVENT_ACTION_UP,
+            dispatchVirtualKey(when, readTime, policyFlags, AKEY_EVENT_ACTION_UP,
                                AKEY_EVENT_FLAG_FROM_SYSTEM | AKEY_EVENT_FLAG_VIRTUAL_HARD_KEY |
                                        AKEY_EVENT_FLAG_CANCELED);
         }
@@ -1807,7 +1813,7 @@
                         ALOGD("VirtualKeys: Generating key down: keyCode=%d, scanCode=%d",
                               mCurrentVirtualKey.keyCode, mCurrentVirtualKey.scanCode);
 #endif
-                        dispatchVirtualKey(when, policyFlags, AKEY_EVENT_ACTION_DOWN,
+                        dispatchVirtualKey(when, readTime, policyFlags, AKEY_EVENT_ACTION_DOWN,
                                            AKEY_EVENT_FLAG_FROM_SYSTEM |
                                                    AKEY_EVENT_FLAG_VIRTUAL_HARD_KEY);
                     }
@@ -1838,7 +1844,7 @@
     return false;
 }
 
-void TouchInputMapper::dispatchVirtualKey(nsecs_t when, uint32_t policyFlags,
+void TouchInputMapper::dispatchVirtualKey(nsecs_t when, nsecs_t readTime, uint32_t policyFlags,
                                           int32_t keyEventAction, int32_t keyEventFlags) {
     int32_t keyCode = mCurrentVirtualKey.keyCode;
     int32_t scanCode = mCurrentVirtualKey.scanCode;
@@ -1846,19 +1852,19 @@
     int32_t metaState = getContext()->getGlobalMetaState();
     policyFlags |= POLICY_FLAG_VIRTUAL;
 
-    NotifyKeyArgs args(getContext()->getNextId(), when, getDeviceId(), AINPUT_SOURCE_KEYBOARD,
-                       mViewport.displayId, policyFlags, keyEventAction, keyEventFlags, keyCode,
-                       scanCode, metaState, downTime);
+    NotifyKeyArgs args(getContext()->getNextId(), when, readTime, getDeviceId(),
+                       AINPUT_SOURCE_KEYBOARD, mViewport.displayId, policyFlags, keyEventAction,
+                       keyEventFlags, keyCode, scanCode, metaState, downTime);
     getListener()->notifyKey(&args);
 }
 
-void TouchInputMapper::abortTouches(nsecs_t when, uint32_t policyFlags) {
+void TouchInputMapper::abortTouches(nsecs_t when, nsecs_t readTime, uint32_t policyFlags) {
     BitSet32 currentIdBits = mCurrentCookedState.cookedPointerData.touchingIdBits;
     if (!currentIdBits.isEmpty()) {
         int32_t metaState = getContext()->getGlobalMetaState();
         int32_t buttonState = mCurrentCookedState.buttonState;
-        dispatchMotion(when, policyFlags, mSource, AMOTION_EVENT_ACTION_CANCEL, 0, 0, metaState,
-                       buttonState, AMOTION_EVENT_EDGE_FLAG_NONE,
+        dispatchMotion(when, readTime, policyFlags, mSource, AMOTION_EVENT_ACTION_CANCEL, 0, 0,
+                       metaState, buttonState, AMOTION_EVENT_EDGE_FLAG_NONE,
                        mCurrentCookedState.cookedPointerData.pointerProperties,
                        mCurrentCookedState.cookedPointerData.pointerCoords,
                        mCurrentCookedState.cookedPointerData.idToIndex, currentIdBits, -1,
@@ -1867,7 +1873,7 @@
     }
 }
 
-void TouchInputMapper::dispatchTouches(nsecs_t when, uint32_t policyFlags) {
+void TouchInputMapper::dispatchTouches(nsecs_t when, nsecs_t readTime, uint32_t policyFlags) {
     BitSet32 currentIdBits = mCurrentCookedState.cookedPointerData.touchingIdBits;
     BitSet32 lastIdBits = mLastCookedState.cookedPointerData.touchingIdBits;
     int32_t metaState = getContext()->getGlobalMetaState();
@@ -1877,8 +1883,8 @@
         if (!currentIdBits.isEmpty()) {
             // No pointer id changes so this is a move event.
             // The listener takes care of batching moves so we don't have to deal with that here.
-            dispatchMotion(when, policyFlags, mSource, AMOTION_EVENT_ACTION_MOVE, 0, 0, metaState,
-                           buttonState, AMOTION_EVENT_EDGE_FLAG_NONE,
+            dispatchMotion(when, readTime, policyFlags, mSource, AMOTION_EVENT_ACTION_MOVE, 0, 0,
+                           metaState, buttonState, AMOTION_EVENT_EDGE_FLAG_NONE,
                            mCurrentCookedState.cookedPointerData.pointerProperties,
                            mCurrentCookedState.cookedPointerData.pointerCoords,
                            mCurrentCookedState.cookedPointerData.idToIndex, currentIdBits, -1,
@@ -1912,7 +1918,7 @@
             if (isCanceled) {
                 ALOGI("Canceling pointer %d for the palm event was detected.", upId);
             }
-            dispatchMotion(when, policyFlags, mSource, AMOTION_EVENT_ACTION_POINTER_UP, 0,
+            dispatchMotion(when, readTime, policyFlags, mSource, AMOTION_EVENT_ACTION_POINTER_UP, 0,
                            isCanceled ? AMOTION_EVENT_FLAG_CANCELED : 0, metaState, buttonState, 0,
                            mLastCookedState.cookedPointerData.pointerProperties,
                            mLastCookedState.cookedPointerData.pointerCoords,
@@ -1927,8 +1933,9 @@
         // events, they do not generally handle them except when presented in a move event.
         if (moveNeeded && !moveIdBits.isEmpty()) {
             ALOG_ASSERT(moveIdBits.value == dispatchedIdBits.value);
-            dispatchMotion(when, policyFlags, mSource, AMOTION_EVENT_ACTION_MOVE, 0, 0, metaState,
-                           buttonState, 0, mCurrentCookedState.cookedPointerData.pointerProperties,
+            dispatchMotion(when, readTime, policyFlags, mSource, AMOTION_EVENT_ACTION_MOVE, 0, 0,
+                           metaState, buttonState, 0,
+                           mCurrentCookedState.cookedPointerData.pointerProperties,
                            mCurrentCookedState.cookedPointerData.pointerCoords,
                            mCurrentCookedState.cookedPointerData.idToIndex, dispatchedIdBits, -1,
                            mOrientedXPrecision, mOrientedYPrecision, mDownTime);
@@ -1944,8 +1951,8 @@
                 mDownTime = when;
             }
 
-            dispatchMotion(when, policyFlags, mSource, AMOTION_EVENT_ACTION_POINTER_DOWN, 0, 0,
-                           metaState, buttonState, 0,
+            dispatchMotion(when, readTime, policyFlags, mSource, AMOTION_EVENT_ACTION_POINTER_DOWN,
+                           0, 0, metaState, buttonState, 0,
                            mCurrentCookedState.cookedPointerData.pointerProperties,
                            mCurrentCookedState.cookedPointerData.pointerCoords,
                            mCurrentCookedState.cookedPointerData.idToIndex, dispatchedIdBits,
@@ -1954,13 +1961,13 @@
     }
 }
 
-void TouchInputMapper::dispatchHoverExit(nsecs_t when, uint32_t policyFlags) {
+void TouchInputMapper::dispatchHoverExit(nsecs_t when, nsecs_t readTime, uint32_t policyFlags) {
     if (mSentHoverEnter &&
         (mCurrentCookedState.cookedPointerData.hoveringIdBits.isEmpty() ||
          !mCurrentCookedState.cookedPointerData.touchingIdBits.isEmpty())) {
         int32_t metaState = getContext()->getGlobalMetaState();
-        dispatchMotion(when, policyFlags, mSource, AMOTION_EVENT_ACTION_HOVER_EXIT, 0, 0, metaState,
-                       mLastCookedState.buttonState, 0,
+        dispatchMotion(when, readTime, policyFlags, mSource, AMOTION_EVENT_ACTION_HOVER_EXIT, 0, 0,
+                       metaState, mLastCookedState.buttonState, 0,
                        mLastCookedState.cookedPointerData.pointerProperties,
                        mLastCookedState.cookedPointerData.pointerCoords,
                        mLastCookedState.cookedPointerData.idToIndex,
@@ -1970,13 +1977,14 @@
     }
 }
 
-void TouchInputMapper::dispatchHoverEnterAndMove(nsecs_t when, uint32_t policyFlags) {
+void TouchInputMapper::dispatchHoverEnterAndMove(nsecs_t when, nsecs_t readTime,
+                                                 uint32_t policyFlags) {
     if (mCurrentCookedState.cookedPointerData.touchingIdBits.isEmpty() &&
         !mCurrentCookedState.cookedPointerData.hoveringIdBits.isEmpty()) {
         int32_t metaState = getContext()->getGlobalMetaState();
         if (!mSentHoverEnter) {
-            dispatchMotion(when, policyFlags, mSource, AMOTION_EVENT_ACTION_HOVER_ENTER, 0, 0,
-                           metaState, mCurrentRawState.buttonState, 0,
+            dispatchMotion(when, readTime, policyFlags, mSource, AMOTION_EVENT_ACTION_HOVER_ENTER,
+                           0, 0, metaState, mCurrentRawState.buttonState, 0,
                            mCurrentCookedState.cookedPointerData.pointerProperties,
                            mCurrentCookedState.cookedPointerData.pointerCoords,
                            mCurrentCookedState.cookedPointerData.idToIndex,
@@ -1985,8 +1993,8 @@
             mSentHoverEnter = true;
         }
 
-        dispatchMotion(when, policyFlags, mSource, AMOTION_EVENT_ACTION_HOVER_MOVE, 0, 0, metaState,
-                       mCurrentRawState.buttonState, 0,
+        dispatchMotion(when, readTime, policyFlags, mSource, AMOTION_EVENT_ACTION_HOVER_MOVE, 0, 0,
+                       metaState, mCurrentRawState.buttonState, 0,
                        mCurrentCookedState.cookedPointerData.pointerProperties,
                        mCurrentCookedState.cookedPointerData.pointerCoords,
                        mCurrentCookedState.cookedPointerData.idToIndex,
@@ -1995,7 +2003,7 @@
     }
 }
 
-void TouchInputMapper::dispatchButtonRelease(nsecs_t when, uint32_t policyFlags) {
+void TouchInputMapper::dispatchButtonRelease(nsecs_t when, nsecs_t readTime, uint32_t policyFlags) {
     BitSet32 releasedButtons(mLastCookedState.buttonState & ~mCurrentCookedState.buttonState);
     const BitSet32& idBits = findActiveIdBits(mLastCookedState.cookedPointerData);
     const int32_t metaState = getContext()->getGlobalMetaState();
@@ -2003,7 +2011,7 @@
     while (!releasedButtons.isEmpty()) {
         int32_t actionButton = BitSet32::valueForBit(releasedButtons.clearFirstMarkedBit());
         buttonState &= ~actionButton;
-        dispatchMotion(when, policyFlags, mSource, AMOTION_EVENT_ACTION_BUTTON_RELEASE,
+        dispatchMotion(when, readTime, policyFlags, mSource, AMOTION_EVENT_ACTION_BUTTON_RELEASE,
                        actionButton, 0, metaState, buttonState, 0,
                        mCurrentCookedState.cookedPointerData.pointerProperties,
                        mCurrentCookedState.cookedPointerData.pointerCoords,
@@ -2012,7 +2020,7 @@
     }
 }
 
-void TouchInputMapper::dispatchButtonPress(nsecs_t when, uint32_t policyFlags) {
+void TouchInputMapper::dispatchButtonPress(nsecs_t when, nsecs_t readTime, uint32_t policyFlags) {
     BitSet32 pressedButtons(mCurrentCookedState.buttonState & ~mLastCookedState.buttonState);
     const BitSet32& idBits = findActiveIdBits(mCurrentCookedState.cookedPointerData);
     const int32_t metaState = getContext()->getGlobalMetaState();
@@ -2020,8 +2028,8 @@
     while (!pressedButtons.isEmpty()) {
         int32_t actionButton = BitSet32::valueForBit(pressedButtons.clearFirstMarkedBit());
         buttonState |= actionButton;
-        dispatchMotion(when, policyFlags, mSource, AMOTION_EVENT_ACTION_BUTTON_PRESS, actionButton,
-                       0, metaState, buttonState, 0,
+        dispatchMotion(when, readTime, policyFlags, mSource, AMOTION_EVENT_ACTION_BUTTON_PRESS,
+                       actionButton, 0, metaState, buttonState, 0,
                        mCurrentCookedState.cookedPointerData.pointerProperties,
                        mCurrentCookedState.cookedPointerData.pointerCoords,
                        mCurrentCookedState.cookedPointerData.idToIndex, idBits, -1,
@@ -2308,38 +2316,38 @@
     }
 }
 
-void TouchInputMapper::dispatchPointerUsage(nsecs_t when, uint32_t policyFlags,
+void TouchInputMapper::dispatchPointerUsage(nsecs_t when, nsecs_t readTime, uint32_t policyFlags,
                                             PointerUsage pointerUsage) {
     if (pointerUsage != mPointerUsage) {
-        abortPointerUsage(when, policyFlags);
+        abortPointerUsage(when, readTime, policyFlags);
         mPointerUsage = pointerUsage;
     }
 
     switch (mPointerUsage) {
         case PointerUsage::GESTURES:
-            dispatchPointerGestures(when, policyFlags, false /*isTimeout*/);
+            dispatchPointerGestures(when, readTime, policyFlags, false /*isTimeout*/);
             break;
         case PointerUsage::STYLUS:
-            dispatchPointerStylus(when, policyFlags);
+            dispatchPointerStylus(when, readTime, policyFlags);
             break;
         case PointerUsage::MOUSE:
-            dispatchPointerMouse(when, policyFlags);
+            dispatchPointerMouse(when, readTime, policyFlags);
             break;
         case PointerUsage::NONE:
             break;
     }
 }
 
-void TouchInputMapper::abortPointerUsage(nsecs_t when, uint32_t policyFlags) {
+void TouchInputMapper::abortPointerUsage(nsecs_t when, nsecs_t readTime, uint32_t policyFlags) {
     switch (mPointerUsage) {
         case PointerUsage::GESTURES:
-            abortPointerGestures(when, policyFlags);
+            abortPointerGestures(when, readTime, policyFlags);
             break;
         case PointerUsage::STYLUS:
-            abortPointerStylus(when, policyFlags);
+            abortPointerStylus(when, readTime, policyFlags);
             break;
         case PointerUsage::MOUSE:
-            abortPointerMouse(when, policyFlags);
+            abortPointerMouse(when, readTime, policyFlags);
             break;
         case PointerUsage::NONE:
             break;
@@ -2348,7 +2356,8 @@
     mPointerUsage = PointerUsage::NONE;
 }
 
-void TouchInputMapper::dispatchPointerGestures(nsecs_t when, uint32_t policyFlags, bool isTimeout) {
+void TouchInputMapper::dispatchPointerGestures(nsecs_t when, nsecs_t readTime, uint32_t policyFlags,
+                                               bool isTimeout) {
     // Update current gesture coordinates.
     bool cancelPreviousGesture, finishPreviousGesture;
     bool sendEvents =
@@ -2441,8 +2450,8 @@
     BitSet32 dispatchedGestureIdBits(mPointerGesture.lastGestureIdBits);
     if (!dispatchedGestureIdBits.isEmpty()) {
         if (cancelPreviousGesture) {
-            dispatchMotion(when, policyFlags, mSource, AMOTION_EVENT_ACTION_CANCEL, 0, 0, metaState,
-                           buttonState, AMOTION_EVENT_EDGE_FLAG_NONE,
+            dispatchMotion(when, readTime, policyFlags, mSource, AMOTION_EVENT_ACTION_CANCEL, 0, 0,
+                           metaState, buttonState, AMOTION_EVENT_EDGE_FLAG_NONE,
                            mPointerGesture.lastGestureProperties, mPointerGesture.lastGestureCoords,
                            mPointerGesture.lastGestureIdToIndex, dispatchedGestureIdBits, -1, 0, 0,
                            mPointerGesture.downTime);
@@ -2459,9 +2468,9 @@
             while (!upGestureIdBits.isEmpty()) {
                 uint32_t id = upGestureIdBits.clearFirstMarkedBit();
 
-                dispatchMotion(when, policyFlags, mSource, AMOTION_EVENT_ACTION_POINTER_UP, 0, 0,
-                               metaState, buttonState, AMOTION_EVENT_EDGE_FLAG_NONE,
-                               mPointerGesture.lastGestureProperties,
+                dispatchMotion(when, readTime, policyFlags, mSource,
+                               AMOTION_EVENT_ACTION_POINTER_UP, 0, 0, metaState, buttonState,
+                               AMOTION_EVENT_EDGE_FLAG_NONE, mPointerGesture.lastGestureProperties,
                                mPointerGesture.lastGestureCoords,
                                mPointerGesture.lastGestureIdToIndex, dispatchedGestureIdBits, id, 0,
                                0, mPointerGesture.downTime);
@@ -2473,8 +2482,8 @@
 
     // Send motion events for all pointers that moved.
     if (moveNeeded) {
-        dispatchMotion(when, policyFlags, mSource, AMOTION_EVENT_ACTION_MOVE, 0, 0, metaState,
-                       buttonState, AMOTION_EVENT_EDGE_FLAG_NONE,
+        dispatchMotion(when, readTime, policyFlags, mSource, AMOTION_EVENT_ACTION_MOVE, 0, 0,
+                       metaState, buttonState, AMOTION_EVENT_EDGE_FLAG_NONE,
                        mPointerGesture.currentGestureProperties,
                        mPointerGesture.currentGestureCoords,
                        mPointerGesture.currentGestureIdToIndex, dispatchedGestureIdBits, -1, 0, 0,
@@ -2493,8 +2502,9 @@
                 mPointerGesture.downTime = when;
             }
 
-            dispatchMotion(when, policyFlags, mSource, AMOTION_EVENT_ACTION_POINTER_DOWN, 0, 0,
-                           metaState, buttonState, 0, mPointerGesture.currentGestureProperties,
+            dispatchMotion(when, readTime, policyFlags, mSource, AMOTION_EVENT_ACTION_POINTER_DOWN,
+                           0, 0, metaState, buttonState, 0,
+                           mPointerGesture.currentGestureProperties,
                            mPointerGesture.currentGestureCoords,
                            mPointerGesture.currentGestureIdToIndex, dispatchedGestureIdBits, id, 0,
                            0, mPointerGesture.downTime);
@@ -2503,8 +2513,8 @@
 
     // Send motion events for hover.
     if (mPointerGesture.currentGestureMode == PointerGesture::Mode::HOVER) {
-        dispatchMotion(when, policyFlags, mSource, AMOTION_EVENT_ACTION_HOVER_MOVE, 0, 0, metaState,
-                       buttonState, AMOTION_EVENT_EDGE_FLAG_NONE,
+        dispatchMotion(when, readTime, policyFlags, mSource, AMOTION_EVENT_ACTION_HOVER_MOVE, 0, 0,
+                       metaState, buttonState, AMOTION_EVENT_EDGE_FLAG_NONE,
                        mPointerGesture.currentGestureProperties,
                        mPointerGesture.currentGestureCoords,
                        mPointerGesture.currentGestureIdToIndex,
@@ -2528,11 +2538,11 @@
         pointerCoords.setAxisValue(AMOTION_EVENT_AXIS_Y, y);
 
         const int32_t displayId = mPointerController->getDisplayId();
-        NotifyMotionArgs args(getContext()->getNextId(), when, getDeviceId(), mSource, displayId,
-                              policyFlags, AMOTION_EVENT_ACTION_HOVER_MOVE, 0, 0, metaState,
-                              buttonState, MotionClassification::NONE, AMOTION_EVENT_EDGE_FLAG_NONE,
-                              1, &pointerProperties, &pointerCoords, 0, 0, x, y,
-                              mPointerGesture.downTime, /* videoFrames */ {});
+        NotifyMotionArgs args(getContext()->getNextId(), when, readTime, getDeviceId(), mSource,
+                              displayId, policyFlags, AMOTION_EVENT_ACTION_HOVER_MOVE, 0, 0,
+                              metaState, buttonState, MotionClassification::NONE,
+                              AMOTION_EVENT_EDGE_FLAG_NONE, 1, &pointerProperties, &pointerCoords,
+                              0, 0, x, y, mPointerGesture.downTime, /* videoFrames */ {});
         getListener()->notifyMotion(&args);
     }
 
@@ -2554,13 +2564,13 @@
     }
 }
 
-void TouchInputMapper::abortPointerGestures(nsecs_t when, uint32_t policyFlags) {
+void TouchInputMapper::abortPointerGestures(nsecs_t when, nsecs_t readTime, uint32_t policyFlags) {
     // Cancel previously dispatches pointers.
     if (!mPointerGesture.lastGestureIdBits.isEmpty()) {
         int32_t metaState = getContext()->getGlobalMetaState();
         int32_t buttonState = mCurrentRawState.buttonState;
-        dispatchMotion(when, policyFlags, mSource, AMOTION_EVENT_ACTION_CANCEL, 0, 0, metaState,
-                       buttonState, AMOTION_EVENT_EDGE_FLAG_NONE,
+        dispatchMotion(when, readTime, policyFlags, mSource, AMOTION_EVENT_ACTION_CANCEL, 0, 0,
+                       metaState, buttonState, AMOTION_EVENT_EDGE_FLAG_NONE,
                        mPointerGesture.lastGestureProperties, mPointerGesture.lastGestureCoords,
                        mPointerGesture.lastGestureIdToIndex, mPointerGesture.lastGestureIdBits, -1,
                        0, 0, mPointerGesture.downTime);
@@ -3335,7 +3345,7 @@
     return true;
 }
 
-void TouchInputMapper::dispatchPointerStylus(nsecs_t when, uint32_t policyFlags) {
+void TouchInputMapper::dispatchPointerStylus(nsecs_t when, nsecs_t readTime, uint32_t policyFlags) {
     mPointerSimple.currentCoords.clear();
     mPointerSimple.currentProperties.clear();
 
@@ -3363,14 +3373,14 @@
         hovering = false;
     }
 
-    dispatchPointerSimple(when, policyFlags, down, hovering);
+    dispatchPointerSimple(when, readTime, policyFlags, down, hovering);
 }
 
-void TouchInputMapper::abortPointerStylus(nsecs_t when, uint32_t policyFlags) {
-    abortPointerSimple(when, policyFlags);
+void TouchInputMapper::abortPointerStylus(nsecs_t when, nsecs_t readTime, uint32_t policyFlags) {
+    abortPointerSimple(when, readTime, policyFlags);
 }
 
-void TouchInputMapper::dispatchPointerMouse(nsecs_t when, uint32_t policyFlags) {
+void TouchInputMapper::dispatchPointerMouse(nsecs_t when, nsecs_t readTime, uint32_t policyFlags) {
     mPointerSimple.currentCoords.clear();
     mPointerSimple.currentProperties.clear();
 
@@ -3417,17 +3427,17 @@
         hovering = false;
     }
 
-    dispatchPointerSimple(when, policyFlags, down, hovering);
+    dispatchPointerSimple(when, readTime, policyFlags, down, hovering);
 }
 
-void TouchInputMapper::abortPointerMouse(nsecs_t when, uint32_t policyFlags) {
-    abortPointerSimple(when, policyFlags);
+void TouchInputMapper::abortPointerMouse(nsecs_t when, nsecs_t readTime, uint32_t policyFlags) {
+    abortPointerSimple(when, readTime, policyFlags);
 
     mPointerVelocityControl.reset();
 }
 
-void TouchInputMapper::dispatchPointerSimple(nsecs_t when, uint32_t policyFlags, bool down,
-                                             bool hovering) {
+void TouchInputMapper::dispatchPointerSimple(nsecs_t when, nsecs_t readTime, uint32_t policyFlags,
+                                             bool down, bool hovering) {
     int32_t metaState = getContext()->getGlobalMetaState();
 
     if (down || hovering) {
@@ -3448,8 +3458,8 @@
         mPointerSimple.down = false;
 
         // Send up.
-        NotifyMotionArgs args(getContext()->getNextId(), when, getDeviceId(), mSource, displayId,
-                              policyFlags, AMOTION_EVENT_ACTION_UP, 0, 0, metaState,
+        NotifyMotionArgs args(getContext()->getNextId(), when, readTime, getDeviceId(), mSource,
+                              displayId, policyFlags, AMOTION_EVENT_ACTION_UP, 0, 0, metaState,
                               mLastRawState.buttonState, MotionClassification::NONE,
                               AMOTION_EVENT_EDGE_FLAG_NONE, 1, &mPointerSimple.lastProperties,
                               &mPointerSimple.lastCoords, mOrientedXPrecision, mOrientedYPrecision,
@@ -3462,9 +3472,9 @@
         mPointerSimple.hovering = false;
 
         // Send hover exit.
-        NotifyMotionArgs args(getContext()->getNextId(), when, getDeviceId(), mSource, displayId,
-                              policyFlags, AMOTION_EVENT_ACTION_HOVER_EXIT, 0, 0, metaState,
-                              mLastRawState.buttonState, MotionClassification::NONE,
+        NotifyMotionArgs args(getContext()->getNextId(), when, readTime, getDeviceId(), mSource,
+                              displayId, policyFlags, AMOTION_EVENT_ACTION_HOVER_EXIT, 0, 0,
+                              metaState, mLastRawState.buttonState, MotionClassification::NONE,
                               AMOTION_EVENT_EDGE_FLAG_NONE, 1, &mPointerSimple.lastProperties,
                               &mPointerSimple.lastCoords, mOrientedXPrecision, mOrientedYPrecision,
                               xCursorPosition, yCursorPosition, mPointerSimple.downTime,
@@ -3478,7 +3488,7 @@
             mPointerSimple.downTime = when;
 
             // Send down.
-            NotifyMotionArgs args(getContext()->getNextId(), when, getDeviceId(), mSource,
+            NotifyMotionArgs args(getContext()->getNextId(), when, readTime, getDeviceId(), mSource,
                                   displayId, policyFlags, AMOTION_EVENT_ACTION_DOWN, 0, 0,
                                   metaState, mCurrentRawState.buttonState,
                                   MotionClassification::NONE, AMOTION_EVENT_EDGE_FLAG_NONE, 1,
@@ -3489,8 +3499,8 @@
         }
 
         // Send move.
-        NotifyMotionArgs args(getContext()->getNextId(), when, getDeviceId(), mSource, displayId,
-                              policyFlags, AMOTION_EVENT_ACTION_MOVE, 0, 0, metaState,
+        NotifyMotionArgs args(getContext()->getNextId(), when, readTime, getDeviceId(), mSource,
+                              displayId, policyFlags, AMOTION_EVENT_ACTION_MOVE, 0, 0, metaState,
                               mCurrentRawState.buttonState, MotionClassification::NONE,
                               AMOTION_EVENT_EDGE_FLAG_NONE, 1, &mPointerSimple.currentProperties,
                               &mPointerSimple.currentCoords, mOrientedXPrecision,
@@ -3504,7 +3514,7 @@
             mPointerSimple.hovering = true;
 
             // Send hover enter.
-            NotifyMotionArgs args(getContext()->getNextId(), when, getDeviceId(), mSource,
+            NotifyMotionArgs args(getContext()->getNextId(), when, readTime, getDeviceId(), mSource,
                                   displayId, policyFlags, AMOTION_EVENT_ACTION_HOVER_ENTER, 0, 0,
                                   metaState, mCurrentRawState.buttonState,
                                   MotionClassification::NONE, AMOTION_EVENT_EDGE_FLAG_NONE, 1,
@@ -3515,9 +3525,9 @@
         }
 
         // Send hover move.
-        NotifyMotionArgs args(getContext()->getNextId(), when, getDeviceId(), mSource, displayId,
-                              policyFlags, AMOTION_EVENT_ACTION_HOVER_MOVE, 0, 0, metaState,
-                              mCurrentRawState.buttonState, MotionClassification::NONE,
+        NotifyMotionArgs args(getContext()->getNextId(), when, readTime, getDeviceId(), mSource,
+                              displayId, policyFlags, AMOTION_EVENT_ACTION_HOVER_MOVE, 0, 0,
+                              metaState, mCurrentRawState.buttonState, MotionClassification::NONE,
                               AMOTION_EVENT_EDGE_FLAG_NONE, 1, &mPointerSimple.currentProperties,
                               &mPointerSimple.currentCoords, mOrientedXPrecision,
                               mOrientedYPrecision, xCursorPosition, yCursorPosition,
@@ -3537,8 +3547,8 @@
         pointerCoords.setAxisValue(AMOTION_EVENT_AXIS_VSCROLL, vscroll);
         pointerCoords.setAxisValue(AMOTION_EVENT_AXIS_HSCROLL, hscroll);
 
-        NotifyMotionArgs args(getContext()->getNextId(), when, getDeviceId(), mSource, displayId,
-                              policyFlags, AMOTION_EVENT_ACTION_SCROLL, 0, 0, metaState,
+        NotifyMotionArgs args(getContext()->getNextId(), when, readTime, getDeviceId(), mSource,
+                              displayId, policyFlags, AMOTION_EVENT_ACTION_SCROLL, 0, 0, metaState,
                               mCurrentRawState.buttonState, MotionClassification::NONE,
                               AMOTION_EVENT_EDGE_FLAG_NONE, 1, &mPointerSimple.currentProperties,
                               &pointerCoords, mOrientedXPrecision, mOrientedYPrecision,
@@ -3556,17 +3566,17 @@
     }
 }
 
-void TouchInputMapper::abortPointerSimple(nsecs_t when, uint32_t policyFlags) {
+void TouchInputMapper::abortPointerSimple(nsecs_t when, nsecs_t readTime, uint32_t policyFlags) {
     mPointerSimple.currentCoords.clear();
     mPointerSimple.currentProperties.clear();
 
-    dispatchPointerSimple(when, policyFlags, false, false);
+    dispatchPointerSimple(when, readTime, policyFlags, false, false);
 }
 
-void TouchInputMapper::dispatchMotion(nsecs_t when, uint32_t policyFlags, uint32_t source,
-                                      int32_t action, int32_t actionButton, int32_t flags,
-                                      int32_t metaState, int32_t buttonState, int32_t edgeFlags,
-                                      const PointerProperties* properties,
+void TouchInputMapper::dispatchMotion(nsecs_t when, nsecs_t readTime, uint32_t policyFlags,
+                                      uint32_t source, int32_t action, int32_t actionButton,
+                                      int32_t flags, int32_t metaState, int32_t buttonState,
+                                      int32_t edgeFlags, const PointerProperties* properties,
                                       const PointerCoords* coords, const uint32_t* idToIndex,
                                       BitSet32 idBits, int32_t changedId, float xPrecision,
                                       float yPrecision, nsecs_t downTime) {
@@ -3615,8 +3625,8 @@
     std::vector<TouchVideoFrame> frames = getDeviceContext().getVideoFrames();
     std::for_each(frames.begin(), frames.end(),
                   [this](TouchVideoFrame& frame) { frame.rotate(this->mSurfaceOrientation); });
-    NotifyMotionArgs args(getContext()->getNextId(), when, deviceId, source, displayId, policyFlags,
-                          action, actionButton, flags, metaState, buttonState,
+    NotifyMotionArgs args(getContext()->getNextId(), when, readTime, deviceId, source, displayId,
+                          policyFlags, action, actionButton, flags, metaState, buttonState,
                           MotionClassification::NONE, edgeFlags, pointerCount, pointerProperties,
                           pointerCoords, xPrecision, yPrecision, xCursorPosition, yCursorPosition,
                           downTime, std::move(frames));
@@ -3653,9 +3663,9 @@
     return changed;
 }
 
-void TouchInputMapper::cancelTouch(nsecs_t when) {
-    abortPointerUsage(when, 0 /*policyFlags*/);
-    abortTouches(when, 0 /* policyFlags*/);
+void TouchInputMapper::cancelTouch(nsecs_t when, nsecs_t readTime) {
+    abortPointerUsage(when, readTime, 0 /*policyFlags*/);
+    abortTouches(when, readTime, 0 /* policyFlags*/);
 }
 
 // Transform raw coordinate to surface coordinate
diff --git a/services/inputflinger/reader/mapper/TouchInputMapper.h b/services/inputflinger/reader/mapper/TouchInputMapper.h
index 6621825..cb52e2d 100644
--- a/services/inputflinger/reader/mapper/TouchInputMapper.h
+++ b/services/inputflinger/reader/mapper/TouchInputMapper.h
@@ -150,7 +150,7 @@
     bool markSupportedKeyCodes(uint32_t sourceMask, size_t numCodes, const int32_t* keyCodes,
                                uint8_t* outFlags) override;
 
-    void cancelTouch(nsecs_t when) override;
+    void cancelTouch(nsecs_t when, nsecs_t readTime) override;
     void timeoutExpired(nsecs_t when) override;
     void updateExternalStylusState(const StylusState& state) override;
     std::optional<int32_t> getAssociatedDisplayId() override;
@@ -298,6 +298,7 @@
 
     struct RawState {
         nsecs_t when;
+        nsecs_t readTime;
 
         // Raw pointer sample data.
         RawPointerData rawPointerData;
@@ -310,6 +311,7 @@
 
         void copyFrom(const RawState& other) {
             when = other.when;
+            readTime = other.readTime;
             rawPointerData.copyFrom(other.rawPointerData);
             buttonState = other.buttonState;
             rawVScroll = other.rawVScroll;
@@ -318,6 +320,7 @@
 
         void clear() {
             when = 0;
+            readTime = 0;
             rawPointerData.clear();
             buttonState = 0;
             rawVScroll = 0;
@@ -702,39 +705,42 @@
     void resetExternalStylus();
     void clearStylusDataPendingFlags();
 
-    void sync(nsecs_t when);
+    void sync(nsecs_t when, nsecs_t readTime);
 
-    bool consumeRawTouches(nsecs_t when, uint32_t policyFlags);
+    bool consumeRawTouches(nsecs_t when, nsecs_t readTime, uint32_t policyFlags);
     void processRawTouches(bool timeout);
-    void cookAndDispatch(nsecs_t when);
-    void dispatchVirtualKey(nsecs_t when, uint32_t policyFlags, int32_t keyEventAction,
-                            int32_t keyEventFlags);
+    void cookAndDispatch(nsecs_t when, nsecs_t readTime);
+    void dispatchVirtualKey(nsecs_t when, nsecs_t readTime, uint32_t policyFlags,
+                            int32_t keyEventAction, int32_t keyEventFlags);
 
-    void dispatchTouches(nsecs_t when, uint32_t policyFlags);
-    void dispatchHoverExit(nsecs_t when, uint32_t policyFlags);
-    void dispatchHoverEnterAndMove(nsecs_t when, uint32_t policyFlags);
-    void dispatchButtonRelease(nsecs_t when, uint32_t policyFlags);
-    void dispatchButtonPress(nsecs_t when, uint32_t policyFlags);
+    void dispatchTouches(nsecs_t when, nsecs_t readTime, uint32_t policyFlags);
+    void dispatchHoverExit(nsecs_t when, nsecs_t readTime, uint32_t policyFlags);
+    void dispatchHoverEnterAndMove(nsecs_t when, nsecs_t readTime, uint32_t policyFlags);
+    void dispatchButtonRelease(nsecs_t when, nsecs_t readTime, uint32_t policyFlags);
+    void dispatchButtonPress(nsecs_t when, nsecs_t readTime, uint32_t policyFlags);
     const BitSet32& findActiveIdBits(const CookedPointerData& cookedPointerData);
     void cookPointerData();
-    void abortTouches(nsecs_t when, uint32_t policyFlags);
+    void abortTouches(nsecs_t when, nsecs_t readTime, uint32_t policyFlags);
 
-    void dispatchPointerUsage(nsecs_t when, uint32_t policyFlags, PointerUsage pointerUsage);
-    void abortPointerUsage(nsecs_t when, uint32_t policyFlags);
+    void dispatchPointerUsage(nsecs_t when, nsecs_t readTime, uint32_t policyFlags,
+                              PointerUsage pointerUsage);
+    void abortPointerUsage(nsecs_t when, nsecs_t readTime, uint32_t policyFlags);
 
-    void dispatchPointerGestures(nsecs_t when, uint32_t policyFlags, bool isTimeout);
-    void abortPointerGestures(nsecs_t when, uint32_t policyFlags);
+    void dispatchPointerGestures(nsecs_t when, nsecs_t readTime, uint32_t policyFlags,
+                                 bool isTimeout);
+    void abortPointerGestures(nsecs_t when, nsecs_t readTime, uint32_t policyFlags);
     bool preparePointerGestures(nsecs_t when, bool* outCancelPreviousGesture,
                                 bool* outFinishPreviousGesture, bool isTimeout);
 
-    void dispatchPointerStylus(nsecs_t when, uint32_t policyFlags);
-    void abortPointerStylus(nsecs_t when, uint32_t policyFlags);
+    void dispatchPointerStylus(nsecs_t when, nsecs_t readTime, uint32_t policyFlags);
+    void abortPointerStylus(nsecs_t when, nsecs_t readTime, uint32_t policyFlags);
 
-    void dispatchPointerMouse(nsecs_t when, uint32_t policyFlags);
-    void abortPointerMouse(nsecs_t when, uint32_t policyFlags);
+    void dispatchPointerMouse(nsecs_t when, nsecs_t readTime, uint32_t policyFlags);
+    void abortPointerMouse(nsecs_t when, nsecs_t readTime, uint32_t policyFlags);
 
-    void dispatchPointerSimple(nsecs_t when, uint32_t policyFlags, bool down, bool hovering);
-    void abortPointerSimple(nsecs_t when, uint32_t policyFlags);
+    void dispatchPointerSimple(nsecs_t when, nsecs_t readTime, uint32_t policyFlags, bool down,
+                               bool hovering);
+    void abortPointerSimple(nsecs_t when, nsecs_t readTime, uint32_t policyFlags);
 
     bool assignExternalStylusId(const RawState& state, bool timeout);
     void applyExternalStylusButtonState(nsecs_t when);
@@ -744,9 +750,9 @@
     // If the changedId is >= 0 and the action is POINTER_DOWN or POINTER_UP, the
     // method will take care of setting the index and transmuting the action to DOWN or UP
     // it is the first / last pointer to go down / up.
-    void dispatchMotion(nsecs_t when, uint32_t policyFlags, uint32_t source, int32_t action,
-                        int32_t actionButton, int32_t flags, int32_t metaState, int32_t buttonState,
-                        int32_t edgeFlags, const PointerProperties* properties,
+    void dispatchMotion(nsecs_t when, nsecs_t readTime, uint32_t policyFlags, uint32_t source,
+                        int32_t action, int32_t actionButton, int32_t flags, int32_t metaState,
+                        int32_t buttonState, int32_t edgeFlags, const PointerProperties* properties,
                         const PointerCoords* coords, const uint32_t* idToIndex, BitSet32 idBits,
                         int32_t changedId, float xPrecision, float yPrecision, nsecs_t downTime);
 
diff --git a/services/inputflinger/reporter/Android.bp b/services/inputflinger/reporter/Android.bp
index fbc51da..7430731 100644
--- a/services/inputflinger/reporter/Android.bp
+++ b/services/inputflinger/reporter/Android.bp
@@ -12,6 +12,15 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library_headers {
     name: "libinputreporter_headers",
     export_include_dirs: ["."],
@@ -46,4 +55,3 @@
         "libinputreporter_headers",
     ],
 }
-
diff --git a/services/inputflinger/tests/Android.bp b/services/inputflinger/tests/Android.bp
index 959dadc..42b54c7 100644
--- a/services/inputflinger/tests/Android.bp
+++ b/services/inputflinger/tests/Android.bp
@@ -12,6 +12,15 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_test {
     name: "inputflinger_tests",
     defaults: [
diff --git a/services/inputflinger/tests/InputClassifierConverter_test.cpp b/services/inputflinger/tests/InputClassifierConverter_test.cpp
index f58b628..c0ada9d 100644
--- a/services/inputflinger/tests/InputClassifierConverter_test.cpp
+++ b/services/inputflinger/tests/InputClassifierConverter_test.cpp
@@ -38,13 +38,13 @@
     coords.setAxisValue(AMOTION_EVENT_AXIS_Y, 2);
     coords.setAxisValue(AMOTION_EVENT_AXIS_SIZE, 0.5);
     static constexpr nsecs_t downTime = 2;
-    NotifyMotionArgs motionArgs(1 /*sequenceNum*/, downTime /*eventTime*/, 3 /*deviceId*/,
-                                AINPUT_SOURCE_ANY, ADISPLAY_ID_DEFAULT, 4 /*policyFlags*/,
-                                AMOTION_EVENT_ACTION_DOWN, 0 /*actionButton*/, 0 /*flags*/,
-                                AMETA_NONE, 0 /*buttonState*/, MotionClassification::NONE,
-                                AMOTION_EVENT_EDGE_FLAG_NONE, 1 /*pointerCount*/, &properties,
-                                &coords, 0 /*xPrecision*/, 0 /*yPrecision*/,
-                                AMOTION_EVENT_INVALID_CURSOR_POSITION,
+    NotifyMotionArgs motionArgs(1 /*sequenceNum*/, downTime /*eventTime*/, 2 /*readTime*/,
+                                3 /*deviceId*/, AINPUT_SOURCE_ANY, ADISPLAY_ID_DEFAULT,
+                                4 /*policyFlags*/, AMOTION_EVENT_ACTION_DOWN, 0 /*actionButton*/,
+                                0 /*flags*/, AMETA_NONE, 0 /*buttonState*/,
+                                MotionClassification::NONE, AMOTION_EVENT_EDGE_FLAG_NONE,
+                                1 /*pointerCount*/, &properties, &coords, 0 /*xPrecision*/,
+                                0 /*yPrecision*/, AMOTION_EVENT_INVALID_CURSOR_POSITION,
                                 AMOTION_EVENT_INVALID_CURSOR_POSITION, downTime,
                                 {} /*videoFrames*/);
     return motionArgs;
diff --git a/services/inputflinger/tests/InputClassifier_test.cpp b/services/inputflinger/tests/InputClassifier_test.cpp
index ab74a04..a72df01 100644
--- a/services/inputflinger/tests/InputClassifier_test.cpp
+++ b/services/inputflinger/tests/InputClassifier_test.cpp
@@ -41,13 +41,13 @@
     coords.setAxisValue(AMOTION_EVENT_AXIS_X, 1);
     coords.setAxisValue(AMOTION_EVENT_AXIS_Y, 1);
     static constexpr nsecs_t downTime = 2;
-    NotifyMotionArgs motionArgs(1 /*sequenceNum*/, downTime /*eventTime*/, 3 /*deviceId*/,
-                                AINPUT_SOURCE_ANY, ADISPLAY_ID_DEFAULT, 4 /*policyFlags*/,
-                                AMOTION_EVENT_ACTION_DOWN, 0 /*actionButton*/, 0 /*flags*/,
-                                AMETA_NONE, 0 /*buttonState*/, MotionClassification::NONE,
-                                AMOTION_EVENT_EDGE_FLAG_NONE, 1 /*pointerCount*/, &properties,
-                                &coords, 0 /*xPrecision*/, 0 /*yPrecision*/,
-                                AMOTION_EVENT_INVALID_CURSOR_POSITION,
+    NotifyMotionArgs motionArgs(1 /*sequenceNum*/, downTime /*eventTime*/, 2 /*readTime*/,
+                                3 /*deviceId*/, AINPUT_SOURCE_ANY, ADISPLAY_ID_DEFAULT,
+                                4 /*policyFlags*/, AMOTION_EVENT_ACTION_DOWN, 0 /*actionButton*/,
+                                0 /*flags*/, AMETA_NONE, 0 /*buttonState*/,
+                                MotionClassification::NONE, AMOTION_EVENT_EDGE_FLAG_NONE,
+                                1 /*pointerCount*/, &properties, &coords, 0 /*xPrecision*/,
+                                0 /*yPrecision*/, AMOTION_EVENT_INVALID_CURSOR_POSITION,
                                 AMOTION_EVENT_INVALID_CURSOR_POSITION, downTime,
                                 {} /*videoFrames*/);
     return motionArgs;
@@ -85,9 +85,10 @@
 
 TEST_F(InputClassifierTest, SendToNextStage_NotifyKeyArgs) {
     // Create a basic key event and send to classifier
-    NotifyKeyArgs args(1/*sequenceNum*/, 2/*eventTime*/, 3/*deviceId*/, AINPUT_SOURCE_KEYBOARD,
-            ADISPLAY_ID_DEFAULT, 0/*policyFlags*/, AKEY_EVENT_ACTION_DOWN, 4/*flags*/,
-            AKEYCODE_HOME, 5/*scanCode*/, AMETA_NONE, 6/*downTime*/);
+    NotifyKeyArgs args(1 /*sequenceNum*/, 2 /*eventTime*/, 21 /*readTime*/, 3 /*deviceId*/,
+                       AINPUT_SOURCE_KEYBOARD, ADISPLAY_ID_DEFAULT, 0 /*policyFlags*/,
+                       AKEY_EVENT_ACTION_DOWN, 4 /*flags*/, AKEYCODE_HOME, 5 /*scanCode*/,
+                       AMETA_NONE, 6 /*downTime*/);
 
     mClassifier->notifyKey(&args);
     NotifyKeyArgs outArgs;
diff --git a/services/inputflinger/tests/InputDispatcher_test.cpp b/services/inputflinger/tests/InputDispatcher_test.cpp
index 01945db..118a24f 100644
--- a/services/inputflinger/tests/InputDispatcher_test.cpp
+++ b/services/inputflinger/tests/InputDispatcher_test.cpp
@@ -31,6 +31,7 @@
 using android::base::StringPrintf;
 using android::os::InputEventInjectionResult;
 using android::os::InputEventInjectionSync;
+using android::os::TouchOcclusionMode;
 using namespace android::flag_operators;
 
 namespace android::inputdispatcher {
@@ -376,7 +377,7 @@
         mLastNotifySwitch = NotifySwitchArgs(1 /*id*/, when, policyFlags, switchValues, switchMask);
     }
 
-    void pokeUserActivity(nsecs_t, int32_t) override {}
+    void pokeUserActivity(nsecs_t, int32_t, int32_t) override {}
 
     bool checkInjectEventsPermissionNonReentrant(int32_t, int32_t) override { return false; }
 
@@ -727,8 +728,9 @@
         ASSERT_EQ(OK, status) << mName.c_str() << ": consumer sendFinishedSignal should return OK.";
     }
 
-    void consumeEvent(int32_t expectedEventType, int32_t expectedAction, int32_t expectedDisplayId,
-                      int32_t expectedFlags) {
+    void consumeEvent(int32_t expectedEventType, int32_t expectedAction,
+                      std::optional<int32_t> expectedDisplayId,
+                      std::optional<int32_t> expectedFlags) {
         InputEvent* event = consume();
 
         ASSERT_NE(nullptr, event) << mName.c_str()
@@ -737,19 +739,25 @@
                 << mName.c_str() << " expected " << inputEventTypeToString(expectedEventType)
                 << " event, got " << inputEventTypeToString(event->getType()) << " event";
 
-        EXPECT_EQ(expectedDisplayId, event->getDisplayId());
+        if (expectedDisplayId.has_value()) {
+            EXPECT_EQ(expectedDisplayId, event->getDisplayId());
+        }
 
         switch (expectedEventType) {
             case AINPUT_EVENT_TYPE_KEY: {
                 const KeyEvent& keyEvent = static_cast<const KeyEvent&>(*event);
                 EXPECT_EQ(expectedAction, keyEvent.getAction());
-                EXPECT_EQ(expectedFlags, keyEvent.getFlags());
+                if (expectedFlags.has_value()) {
+                    EXPECT_EQ(expectedFlags.value(), keyEvent.getFlags());
+                }
                 break;
             }
             case AINPUT_EVENT_TYPE_MOTION: {
                 const MotionEvent& motionEvent = static_cast<const MotionEvent&>(*event);
                 EXPECT_EQ(expectedAction, motionEvent.getAction());
-                EXPECT_EQ(expectedFlags, motionEvent.getFlags());
+                if (expectedFlags.has_value()) {
+                    EXPECT_EQ(expectedFlags.value(), motionEvent.getFlags());
+                }
                 break;
             }
             case AINPUT_EVENT_TYPE_FOCUS: {
@@ -854,6 +862,7 @@
         mInfo.name = name;
         mInfo.type = InputWindowInfo::Type::APPLICATION;
         mInfo.dispatchingTimeout = DISPATCHING_TIMEOUT;
+        mInfo.alpha = 1.0;
         mInfo.frameLeft = 0;
         mInfo.frameTop = 0;
         mInfo.frameRight = WIDTH;
@@ -883,6 +892,12 @@
 
     void setPaused(bool paused) { mInfo.paused = paused; }
 
+    void setAlpha(float alpha) { mInfo.alpha = alpha; }
+
+    void setTouchOcclusionMode(android::os::TouchOcclusionMode mode) {
+        mInfo.touchOcclusionMode = mode;
+    }
+
     void setFrame(const Rect& frame) {
         mInfo.frameLeft = frame.left;
         mInfo.frameTop = frame.top;
@@ -928,6 +943,11 @@
 
     void consumeMotionDown(int32_t expectedDisplayId = ADISPLAY_ID_DEFAULT,
                            int32_t expectedFlags = 0) {
+        consumeAnyMotionDown(expectedDisplayId, expectedFlags);
+    }
+
+    void consumeAnyMotionDown(std::optional<int32_t> expectedDisplayId = std::nullopt,
+                              std::optional<int32_t> expectedFlags = std::nullopt) {
         consumeEvent(AINPUT_EVENT_TYPE_MOTION, AMOTION_EVENT_ACTION_DOWN, expectedDisplayId,
                      expectedFlags);
     }
@@ -971,8 +991,9 @@
         mInputReceiver->consumeCaptureEvent(hasCapture);
     }
 
-    void consumeEvent(int32_t expectedEventType, int32_t expectedAction, int32_t expectedDisplayId,
-                      int32_t expectedFlags) {
+    void consumeEvent(int32_t expectedEventType, int32_t expectedAction,
+                      std::optional<int32_t> expectedDisplayId,
+                      std::optional<int32_t> expectedFlags) {
         ASSERT_NE(mInputReceiver, nullptr) << "Invalid consume event on window with no receiver";
         mInputReceiver->consumeEvent(expectedEventType, expectedAction, expectedDisplayId,
                                      expectedFlags);
@@ -1211,9 +1232,9 @@
 static NotifyKeyArgs generateKeyArgs(int32_t action, int32_t displayId = ADISPLAY_ID_NONE) {
     nsecs_t currentTime = systemTime(SYSTEM_TIME_MONOTONIC);
     // Define a valid key event.
-    NotifyKeyArgs args(/* id */ 0, currentTime, DEVICE_ID, AINPUT_SOURCE_KEYBOARD, displayId,
-                       POLICY_FLAG_PASS_TO_USER, action, /* flags */ 0, AKEYCODE_A, KEY_A,
-                       AMETA_NONE, currentTime);
+    NotifyKeyArgs args(/* id */ 0, currentTime, 0 /*readTime*/, DEVICE_ID, AINPUT_SOURCE_KEYBOARD,
+                       displayId, POLICY_FLAG_PASS_TO_USER, action, /* flags */ 0, AKEYCODE_A,
+                       KEY_A, AMETA_NONE, currentTime);
 
     return args;
 }
@@ -1240,7 +1261,7 @@
 
     nsecs_t currentTime = systemTime(SYSTEM_TIME_MONOTONIC);
     // Define a valid motion event.
-    NotifyMotionArgs args(/* id */ 0, currentTime, DEVICE_ID, source, displayId,
+    NotifyMotionArgs args(/* id */ 0, currentTime, 0 /*readTime*/, DEVICE_ID, source, displayId,
                           POLICY_FLAG_PASS_TO_USER, action, /* actionButton */ 0, /* flags */ 0,
                           AMETA_NONE, /* buttonState */ 0, MotionClassification::NONE,
                           AMOTION_EVENT_EDGE_FLAG_NONE, pointerCount, pointerProperties,
@@ -4240,4 +4261,264 @@
     mSecondWindow->consumeCaptureEvent(true);
 }
 
+class InputDispatcherUntrustedTouchesTest : public InputDispatcherTest {
+protected:
+    constexpr static const float MAXIMUM_OBSCURING_OPACITY = 0.8;
+    static const int32_t TOUCHED_APP_UID = 10001;
+    static const int32_t APP_B_UID = 10002;
+    static const int32_t APP_C_UID = 10003;
+
+    sp<FakeWindowHandle> mTouchWindow;
+
+    virtual void SetUp() override {
+        InputDispatcherTest::SetUp();
+        mTouchWindow = getWindow(TOUCHED_APP_UID, "Touched");
+        mDispatcher->setBlockUntrustedTouchesMode(android::os::BlockUntrustedTouchesMode::BLOCK);
+        mDispatcher->setMaximumObscuringOpacityForTouch(MAXIMUM_OBSCURING_OPACITY);
+    }
+
+    virtual void TearDown() override {
+        InputDispatcherTest::TearDown();
+        mTouchWindow.clear();
+    }
+
+    sp<FakeWindowHandle> getOccludingWindow(int32_t uid, std::string name,
+                                            os::TouchOcclusionMode mode, float alpha = 1.0f) {
+        sp<FakeWindowHandle> window = getWindow(uid, name);
+        window->setFlags(InputWindowInfo::Flag::NOT_TOUCHABLE);
+        window->setTouchOcclusionMode(mode);
+        window->setAlpha(alpha);
+        return window;
+    }
+
+    sp<FakeWindowHandle> getWindow(int32_t uid, std::string name) {
+        std::shared_ptr<FakeApplicationHandle> app = std::make_shared<FakeApplicationHandle>();
+        sp<FakeWindowHandle> window =
+                new FakeWindowHandle(app, mDispatcher, name, ADISPLAY_ID_DEFAULT);
+        // Generate an arbitrary PID based on the UID
+        window->setOwnerInfo(1777 + (uid % 10000), uid);
+        return window;
+    }
+
+    void touch(const std::vector<PointF>& points = {PointF{100, 200}}) {
+        NotifyMotionArgs args =
+                generateMotionArgs(AMOTION_EVENT_ACTION_DOWN, AINPUT_SOURCE_TOUCHSCREEN,
+                                   ADISPLAY_ID_DEFAULT, points);
+        mDispatcher->notifyMotion(&args);
+    }
+};
+
+TEST_F(InputDispatcherUntrustedTouchesTest, WindowWithBlockUntrustedOcclusionMode_BlocksTouch) {
+    const sp<FakeWindowHandle>& w =
+            getOccludingWindow(APP_B_UID, "B", TouchOcclusionMode::BLOCK_UNTRUSTED);
+    mDispatcher->setInputWindows({{ADISPLAY_ID_DEFAULT, {w, mTouchWindow}}});
+
+    touch();
+
+    mTouchWindow->assertNoEvents();
+}
+
+TEST_F(InputDispatcherUntrustedTouchesTest, WindowWithAllowOcclusionMode_AllowsTouch) {
+    const sp<FakeWindowHandle>& w = getOccludingWindow(APP_B_UID, "B", TouchOcclusionMode::ALLOW);
+    mDispatcher->setInputWindows({{ADISPLAY_ID_DEFAULT, {w, mTouchWindow}}});
+
+    touch();
+
+    mTouchWindow->consumeAnyMotionDown();
+}
+
+TEST_F(InputDispatcherUntrustedTouchesTest, TouchOutsideOccludingWindow_AllowsTouch) {
+    const sp<FakeWindowHandle>& w =
+            getOccludingWindow(APP_B_UID, "B", TouchOcclusionMode::BLOCK_UNTRUSTED);
+    w->setFrame(Rect(0, 0, 50, 50));
+    mDispatcher->setInputWindows({{ADISPLAY_ID_DEFAULT, {w, mTouchWindow}}});
+
+    touch({PointF{100, 100}});
+
+    mTouchWindow->consumeAnyMotionDown();
+}
+
+TEST_F(InputDispatcherUntrustedTouchesTest, WindowFromSameUid_AllowsTouch) {
+    const sp<FakeWindowHandle>& w =
+            getOccludingWindow(TOUCHED_APP_UID, "A", TouchOcclusionMode::BLOCK_UNTRUSTED);
+    mDispatcher->setInputWindows({{ADISPLAY_ID_DEFAULT, {w, mTouchWindow}}});
+
+    touch();
+
+    mTouchWindow->consumeAnyMotionDown();
+}
+
+TEST_F(InputDispatcherUntrustedTouchesTest, WindowWithZeroOpacity_AllowsTouch) {
+    const sp<FakeWindowHandle>& w =
+            getOccludingWindow(APP_B_UID, "B", TouchOcclusionMode::BLOCK_UNTRUSTED, 0.0f);
+    mDispatcher->setInputWindows({{ADISPLAY_ID_DEFAULT, {w, mTouchWindow}}});
+
+    touch();
+
+    mTouchWindow->consumeAnyMotionDown();
+}
+
+TEST_F(InputDispatcherUntrustedTouchesTest, WindowWithOpacityBelowThreshold_AllowsTouch) {
+    const sp<FakeWindowHandle>& w =
+            getOccludingWindow(APP_B_UID, "B", TouchOcclusionMode::USE_OPACITY, 0.7f);
+    mDispatcher->setInputWindows({{ADISPLAY_ID_DEFAULT, {w, mTouchWindow}}});
+
+    touch();
+
+    mTouchWindow->consumeAnyMotionDown();
+}
+
+TEST_F(InputDispatcherUntrustedTouchesTest, WindowWithOpacityAtThreshold_AllowsTouch) {
+    const sp<FakeWindowHandle>& w =
+            getOccludingWindow(APP_B_UID, "B", TouchOcclusionMode::USE_OPACITY,
+                               MAXIMUM_OBSCURING_OPACITY);
+    mDispatcher->setInputWindows({{ADISPLAY_ID_DEFAULT, {w, mTouchWindow}}});
+
+    touch();
+
+    mTouchWindow->consumeAnyMotionDown();
+}
+
+TEST_F(InputDispatcherUntrustedTouchesTest, WindowWithOpacityAboveThreshold_BlocksTouch) {
+    const sp<FakeWindowHandle>& w =
+            getOccludingWindow(APP_B_UID, "B", TouchOcclusionMode::USE_OPACITY, 0.9f);
+    mDispatcher->setInputWindows({{ADISPLAY_ID_DEFAULT, {w, mTouchWindow}}});
+
+    touch();
+
+    mTouchWindow->assertNoEvents();
+}
+
+TEST_F(InputDispatcherUntrustedTouchesTest, WindowsWithCombinedOpacityAboveThreshold_BlocksTouch) {
+    // Resulting opacity = 1 - (1 - 0.7)*(1 - 0.7) = .91
+    const sp<FakeWindowHandle>& w1 =
+            getOccludingWindow(APP_B_UID, "B1", TouchOcclusionMode::USE_OPACITY, 0.7f);
+    const sp<FakeWindowHandle>& w2 =
+            getOccludingWindow(APP_B_UID, "B2", TouchOcclusionMode::USE_OPACITY, 0.7f);
+    mDispatcher->setInputWindows({{ADISPLAY_ID_DEFAULT, {w1, w2, mTouchWindow}}});
+
+    touch();
+
+    mTouchWindow->assertNoEvents();
+}
+
+TEST_F(InputDispatcherUntrustedTouchesTest, WindowsWithCombinedOpacityBelowThreshold_AllowsTouch) {
+    // Resulting opacity = 1 - (1 - 0.5)*(1 - 0.5) = .75
+    const sp<FakeWindowHandle>& w1 =
+            getOccludingWindow(APP_B_UID, "B1", TouchOcclusionMode::USE_OPACITY, 0.5f);
+    const sp<FakeWindowHandle>& w2 =
+            getOccludingWindow(APP_B_UID, "B2", TouchOcclusionMode::USE_OPACITY, 0.5f);
+    mDispatcher->setInputWindows({{ADISPLAY_ID_DEFAULT, {w1, w2, mTouchWindow}}});
+
+    touch();
+
+    mTouchWindow->consumeAnyMotionDown();
+}
+
+TEST_F(InputDispatcherUntrustedTouchesTest,
+       WindowsFromDifferentAppsEachBelowThreshold_AllowsTouch) {
+    const sp<FakeWindowHandle>& wB =
+            getOccludingWindow(APP_B_UID, "B", TouchOcclusionMode::USE_OPACITY, 0.7f);
+    const sp<FakeWindowHandle>& wC =
+            getOccludingWindow(APP_C_UID, "C", TouchOcclusionMode::USE_OPACITY, 0.7f);
+    mDispatcher->setInputWindows({{ADISPLAY_ID_DEFAULT, {wB, wC, mTouchWindow}}});
+
+    touch();
+
+    mTouchWindow->consumeAnyMotionDown();
+}
+
+TEST_F(InputDispatcherUntrustedTouchesTest, WindowsFromDifferentAppsOneAboveThreshold_BlocksTouch) {
+    const sp<FakeWindowHandle>& wB =
+            getOccludingWindow(APP_B_UID, "B", TouchOcclusionMode::USE_OPACITY, 0.7f);
+    const sp<FakeWindowHandle>& wC =
+            getOccludingWindow(APP_C_UID, "C", TouchOcclusionMode::USE_OPACITY, 0.9f);
+    mDispatcher->setInputWindows({{ADISPLAY_ID_DEFAULT, {wB, wC, mTouchWindow}}});
+
+    touch();
+
+    mTouchWindow->assertNoEvents();
+}
+
+TEST_F(InputDispatcherUntrustedTouchesTest,
+       WindowWithOpacityAboveThresholdAndSelfWindow_BlocksTouch) {
+    const sp<FakeWindowHandle>& wA =
+            getOccludingWindow(TOUCHED_APP_UID, "T", TouchOcclusionMode::USE_OPACITY, 0.7f);
+    const sp<FakeWindowHandle>& wB =
+            getOccludingWindow(APP_B_UID, "B", TouchOcclusionMode::USE_OPACITY, 0.9f);
+    mDispatcher->setInputWindows({{ADISPLAY_ID_DEFAULT, {wA, wB, mTouchWindow}}});
+
+    touch();
+
+    mTouchWindow->assertNoEvents();
+}
+
+TEST_F(InputDispatcherUntrustedTouchesTest,
+       WindowWithOpacityBelowThresholdAndSelfWindow_AllowsTouch) {
+    const sp<FakeWindowHandle>& wA =
+            getOccludingWindow(TOUCHED_APP_UID, "T", TouchOcclusionMode::USE_OPACITY, 0.9f);
+    const sp<FakeWindowHandle>& wB =
+            getOccludingWindow(APP_B_UID, "B", TouchOcclusionMode::USE_OPACITY, 0.7f);
+    mDispatcher->setInputWindows({{ADISPLAY_ID_DEFAULT, {wA, wB, mTouchWindow}}});
+
+    touch();
+
+    mTouchWindow->consumeAnyMotionDown();
+}
+
+TEST_F(InputDispatcherUntrustedTouchesTest, SelfWindowWithOpacityAboveThreshold_AllowsTouch) {
+    const sp<FakeWindowHandle>& w =
+            getOccludingWindow(TOUCHED_APP_UID, "T", TouchOcclusionMode::USE_OPACITY, 0.9f);
+    mDispatcher->setInputWindows({{ADISPLAY_ID_DEFAULT, {w, mTouchWindow}}});
+
+    touch();
+
+    mTouchWindow->consumeAnyMotionDown();
+}
+
+TEST_F(InputDispatcherUntrustedTouchesTest, SelfWindowWithBlockUntrustedMode_AllowsTouch) {
+    const sp<FakeWindowHandle>& w =
+            getOccludingWindow(TOUCHED_APP_UID, "T", TouchOcclusionMode::BLOCK_UNTRUSTED);
+    mDispatcher->setInputWindows({{ADISPLAY_ID_DEFAULT, {w, mTouchWindow}}});
+
+    touch();
+
+    mTouchWindow->consumeAnyMotionDown();
+}
+
+TEST_F(InputDispatcherUntrustedTouchesTest,
+       OpacityThresholdIs0AndWindowAboveThreshold_BlocksTouch) {
+    mDispatcher->setMaximumObscuringOpacityForTouch(0.0f);
+    const sp<FakeWindowHandle>& w =
+            getOccludingWindow(APP_B_UID, "B", TouchOcclusionMode::USE_OPACITY, 0.1f);
+    mDispatcher->setInputWindows({{ADISPLAY_ID_DEFAULT, {w, mTouchWindow}}});
+
+    touch();
+
+    mTouchWindow->assertNoEvents();
+}
+
+TEST_F(InputDispatcherUntrustedTouchesTest, OpacityThresholdIs0AndWindowAtThreshold_AllowsTouch) {
+    mDispatcher->setMaximumObscuringOpacityForTouch(0.0f);
+    const sp<FakeWindowHandle>& w =
+            getOccludingWindow(APP_B_UID, "B", TouchOcclusionMode::USE_OPACITY, 0.0f);
+    mDispatcher->setInputWindows({{ADISPLAY_ID_DEFAULT, {w, mTouchWindow}}});
+
+    touch();
+
+    mTouchWindow->consumeAnyMotionDown();
+}
+
+TEST_F(InputDispatcherUntrustedTouchesTest,
+       OpacityThresholdIs1AndWindowBelowThreshold_AllowsTouch) {
+    mDispatcher->setMaximumObscuringOpacityForTouch(1.0f);
+    const sp<FakeWindowHandle>& w =
+            getOccludingWindow(APP_B_UID, "B", TouchOcclusionMode::USE_OPACITY, 0.9f);
+    mDispatcher->setInputWindows({{ADISPLAY_ID_DEFAULT, {w, mTouchWindow}}});
+
+    touch();
+
+    mTouchWindow->consumeAnyMotionDown();
+}
+
 } // namespace android::inputdispatcher
diff --git a/services/inputflinger/tests/InputReader_test.cpp b/services/inputflinger/tests/InputReader_test.cpp
index 409c62a..d69bb6a 100644
--- a/services/inputflinger/tests/InputReader_test.cpp
+++ b/services/inputflinger/tests/InputReader_test.cpp
@@ -22,6 +22,7 @@
 #include <InputReaderBase.h>
 #include <InputReaderFactory.h>
 #include <KeyboardInputMapper.h>
+#include <LightInputMapper.h>
 #include <MultiTouchInputMapper.h>
 #include <SensorInputMapper.h>
 #include <SingleTouchInputMapper.h>
@@ -36,6 +37,7 @@
 #include <math.h>
 
 #include <memory>
+#include <regex>
 #include "input/DisplayViewport.h"
 #include "input/Input.h"
 
@@ -48,7 +50,8 @@
 static constexpr std::chrono::duration WAIT_TIMEOUT = 100ms;
 
 // An arbitrary time value.
-static const nsecs_t ARBITRARY_TIME = 1234;
+static constexpr nsecs_t ARBITRARY_TIME = 1234;
+static constexpr nsecs_t READ_TIME = 4321;
 
 // Arbitrary display properties.
 static constexpr int32_t DISPLAY_ID = 0;
@@ -70,6 +73,9 @@
 static constexpr int32_t THIRD_TRACKING_ID = 2;
 static constexpr int32_t BATTERY_STATUS = 4;
 static constexpr int32_t BATTERY_CAPACITY = 66;
+static constexpr int32_t LIGHT_BRIGHTNESS = 0x55000000;
+static constexpr int32_t LIGHT_COLOR = 0x7F448866;
+static constexpr int32_t LIGHT_PLAYER_ID = 2;
 
 // Error tolerance for floating point assertions.
 static const float EPSILON = 0.001f;
@@ -83,6 +89,10 @@
     return (x + y) / 2;
 }
 
+// Mapping for light color name and the light color
+const std::unordered_map<std::string, LightColor> LIGHT_COLORS = {{"red", LightColor::RED},
+                                                                  {"green", LightColor::GREEN},
+                                                                  {"blue", LightColor::BLUE}};
 
 // --- FakePointerController ---
 
@@ -412,6 +422,12 @@
     std::vector<RawEvent> mEvents GUARDED_BY(mLock);
     std::unordered_map<int32_t /*deviceId*/, std::vector<TouchVideoFrame>> mVideoFrames;
     std::vector<int32_t> mVibrators = {0, 1};
+    std::unordered_map<int32_t, RawLightInfo> mRawLightInfos;
+    // Simulates a device light brightness, from light id to light brightness.
+    std::unordered_map<int32_t /* lightId */, int32_t /* brightness*/> mLightBrightness;
+    // Simulates a device light intensities, from light id to light intensities map.
+    std::unordered_map<int32_t /* lightId */, std::unordered_map<LightColor, int32_t>>
+            mLightIntensities;
 
 public:
     virtual ~FakeEventHub() {
@@ -427,14 +443,14 @@
         device->identifier.name = name;
         mDevices.add(deviceId, device);
 
-        enqueueEvent(ARBITRARY_TIME, deviceId, EventHubInterface::DEVICE_ADDED, 0, 0);
+        enqueueEvent(ARBITRARY_TIME, READ_TIME, deviceId, EventHubInterface::DEVICE_ADDED, 0, 0);
     }
 
     void removeDevice(int32_t deviceId) {
         delete mDevices.valueFor(deviceId);
         mDevices.removeItem(deviceId);
 
-        enqueueEvent(ARBITRARY_TIME, deviceId, EventHubInterface::DEVICE_REMOVED, 0, 0);
+        enqueueEvent(ARBITRARY_TIME, READ_TIME, deviceId, EventHubInterface::DEVICE_REMOVED, 0, 0);
     }
 
     bool isDeviceEnabled(int32_t deviceId) {
@@ -475,7 +491,7 @@
     }
 
     void finishDeviceScan() {
-        enqueueEvent(ARBITRARY_TIME, 0, EventHubInterface::FINISHED_DEVICE_SCAN, 0, 0);
+        enqueueEvent(ARBITRARY_TIME, READ_TIME, 0, EventHubInterface::FINISHED_DEVICE_SCAN, 0, 0);
     }
 
     void addConfigurationProperty(int32_t deviceId, const String8& key, const String8& value) {
@@ -562,6 +578,19 @@
         device->mscBitmask.loadFromBuffer(buffer);
     }
 
+    void addRawLightInfo(int32_t rawId, RawLightInfo&& info) {
+        mRawLightInfos.emplace(rawId, std::move(info));
+    }
+
+    void fakeLightBrightness(int32_t rawId, int32_t brightness) {
+        mLightBrightness.emplace(rawId, brightness);
+    }
+
+    void fakeLightIntensities(int32_t rawId,
+                              const std::unordered_map<LightColor, int32_t> intensities) {
+        mLightIntensities.emplace(rawId, std::move(intensities));
+    }
+
     bool getLedState(int32_t deviceId, int32_t led) {
         Device* device = getDevice(deviceId);
         return device->leds.valueFor(led);
@@ -576,11 +605,12 @@
         device->virtualKeys.push_back(definition);
     }
 
-    void enqueueEvent(nsecs_t when, int32_t deviceId, int32_t type,
-            int32_t code, int32_t value) {
+    void enqueueEvent(nsecs_t when, nsecs_t readTime, int32_t deviceId, int32_t type, int32_t code,
+                      int32_t value) {
         std::scoped_lock<std::mutex> lock(mLock);
         RawEvent event;
         event.when = when;
+        event.readTime = readTime;
         event.deviceId = deviceId;
         event.type = type;
         event.code = code;
@@ -869,6 +899,48 @@
 
     std::optional<int32_t> getBatteryStatus(int32_t) const override { return BATTERY_STATUS; }
 
+    const std::vector<int32_t> getRawLightIds(int32_t deviceId) override {
+        std::vector<int32_t> ids;
+        for (const auto& [rawId, info] : mRawLightInfos) {
+            ids.push_back(rawId);
+        }
+        return ids;
+    }
+
+    std::optional<RawLightInfo> getRawLightInfo(int32_t deviceId, int32_t lightId) override {
+        auto it = mRawLightInfos.find(lightId);
+        if (it == mRawLightInfos.end()) {
+            return std::nullopt;
+        }
+        return it->second;
+    }
+
+    void setLightBrightness(int32_t deviceId, int32_t lightId, int32_t brightness) override {
+        mLightBrightness.emplace(lightId, brightness);
+    }
+
+    void setLightIntensities(int32_t deviceId, int32_t lightId,
+                             std::unordered_map<LightColor, int32_t> intensities) override {
+        mLightIntensities.emplace(lightId, intensities);
+    };
+
+    std::optional<int32_t> getLightBrightness(int32_t deviceId, int32_t lightId) override {
+        auto lightIt = mLightBrightness.find(lightId);
+        if (lightIt == mLightBrightness.end()) {
+            return std::nullopt;
+        }
+        return lightIt->second;
+    }
+
+    std::optional<std::unordered_map<LightColor, int32_t>> getLightIntensities(
+            int32_t deviceId, int32_t lightId) override {
+        auto lightIt = mLightIntensities.find(lightId);
+        if (lightIt == mLightIntensities.end()) {
+            return std::nullopt;
+        }
+        return lightIt->second;
+    };
+
     virtual bool isExternal(int32_t) const {
         return false;
     }
@@ -1704,18 +1776,21 @@
 TEST_F(InputReaderTest, LoopOnce_ForwardsRawEventsToMappers) {
     constexpr int32_t deviceId = END_RESERVED_ID + 1000;
     constexpr Flags<InputDeviceClass> deviceClass = InputDeviceClass::KEYBOARD;
+    constexpr nsecs_t when = 0;
     constexpr int32_t eventHubId = 1;
+    constexpr nsecs_t readTime = 2;
     FakeInputMapper& mapper =
             addDeviceWithFakeInputMapper(deviceId, eventHubId, "fake", deviceClass,
                                          AINPUT_SOURCE_KEYBOARD, nullptr);
 
-    mFakeEventHub->enqueueEvent(0, eventHubId, EV_KEY, KEY_A, 1);
+    mFakeEventHub->enqueueEvent(when, readTime, eventHubId, EV_KEY, KEY_A, 1);
     mReader->loopOnce();
     ASSERT_NO_FATAL_FAILURE(mFakeEventHub->assertQueueIsEmpty());
 
     RawEvent event;
     ASSERT_NO_FATAL_FAILURE(mapper.assertProcessWasCalled(&event));
-    ASSERT_EQ(0, event.when);
+    ASSERT_EQ(when, event.when);
+    ASSERT_EQ(readTime, event.readTime);
     ASSERT_EQ(eventHubId, event.deviceId);
     ASSERT_EQ(EV_KEY, event.type);
     ASSERT_EQ(KEY_A, event.code);
@@ -1976,6 +2051,49 @@
     ASSERT_EQ(mReader->getBatteryStatus(deviceId), BATTERY_STATUS);
 }
 
+class FakeLightInputMapper : public FakeInputMapper {
+public:
+    FakeLightInputMapper(InputDeviceContext& deviceContext, uint32_t sources)
+          : FakeInputMapper(deviceContext, sources) {}
+
+    bool setLightColor(int32_t lightId, int32_t color) override {
+        getDeviceContext().setLightBrightness(lightId, color >> 24);
+        return true;
+    }
+
+    std::optional<int32_t> getLightColor(int32_t lightId) override {
+        std::optional<int32_t> result = getDeviceContext().getLightBrightness(lightId);
+        if (!result.has_value()) {
+            return std::nullopt;
+        }
+        return result.value() << 24;
+    }
+};
+
+TEST_F(InputReaderTest, LightGetColor) {
+    constexpr int32_t deviceId = END_RESERVED_ID + 1000;
+    Flags<InputDeviceClass> deviceClass = InputDeviceClass::KEYBOARD | InputDeviceClass::LIGHT;
+    constexpr int32_t eventHubId = 1;
+    const char* DEVICE_LOCATION = "BLUETOOTH";
+    std::shared_ptr<InputDevice> device = mReader->newDevice(deviceId, "fake", DEVICE_LOCATION);
+    FakeLightInputMapper& mapper =
+            device->addMapper<FakeLightInputMapper>(eventHubId, AINPUT_SOURCE_KEYBOARD);
+    mReader->pushNextDevice(device);
+    RawLightInfo info = {.id = 1,
+                         .name = "Mono",
+                         .maxBrightness = 255,
+                         .flags = InputLightClass::BRIGHTNESS,
+                         .path = ""};
+    mFakeEventHub->addRawLightInfo(1 /* rawId */, std::move(info));
+    mFakeEventHub->fakeLightBrightness(1 /* rawId */, 0x55);
+
+    ASSERT_NO_FATAL_FAILURE(addDevice(eventHubId, "fake", deviceClass, nullptr));
+    ASSERT_NO_FATAL_FAILURE(mapper.assertConfigureWasCalled());
+
+    ASSERT_TRUE(mReader->setLightColor(deviceId, 1 /* lightId */, LIGHT_BRIGHTNESS));
+    ASSERT_EQ(mReader->getLightColor(deviceId, 1 /* lightId */), LIGHT_BRIGHTNESS);
+}
+
 // --- InputReaderIntegrationTest ---
 
 // These tests create and interact with the InputReader only through its interface.
@@ -2080,12 +2198,14 @@
     ASSERT_NE(prevId, keyArgs.id);
     prevId = keyArgs.id;
     ASSERT_LE(prevTimestamp, keyArgs.eventTime);
+    ASSERT_LE(keyArgs.eventTime, keyArgs.readTime);
     prevTimestamp = keyArgs.eventTime;
 
     ASSERT_NO_FATAL_FAILURE(mTestListener->assertNotifyKeyWasCalled(&keyArgs));
     ASSERT_EQ(AKEY_EVENT_ACTION_UP, keyArgs.action);
     ASSERT_NE(prevId, keyArgs.id);
     ASSERT_LE(prevTimestamp, keyArgs.eventTime);
+    ASSERT_LE(keyArgs.eventTime, keyArgs.readTime);
 }
 
 /**
@@ -2562,9 +2682,11 @@
         mFakePolicy->clearViewports();
     }
 
-    void process(InputMapper& mapper, nsecs_t when, int32_t type, int32_t code, int32_t value) {
+    void process(InputMapper& mapper, nsecs_t when, nsecs_t readTime, int32_t type, int32_t code,
+                 int32_t value) {
         RawEvent event;
         event.when = when;
+        event.readTime = readTime;
         event.deviceId = mapper.getDeviceContext().getEventHubId();
         event.type = type;
         event.code = code;
@@ -2643,10 +2765,10 @@
 TEST_F(SwitchInputMapperTest, Process) {
     SwitchInputMapper& mapper = addMapperAndConfigure<SwitchInputMapper>();
 
-    process(mapper, ARBITRARY_TIME, EV_SW, SW_LID, 1);
-    process(mapper, ARBITRARY_TIME, EV_SW, SW_JACK_PHYSICAL_INSERT, 1);
-    process(mapper, ARBITRARY_TIME, EV_SW, SW_HEADPHONE_INSERT, 0);
-    process(mapper, ARBITRARY_TIME, EV_SYN, SYN_REPORT, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_SW, SW_LID, 1);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_SW, SW_JACK_PHYSICAL_INSERT, 1);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_SW, SW_HEADPHONE_INSERT, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_SYN, SYN_REPORT, 0);
 
     NotifySwitchArgs args;
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifySwitchWasCalled(&args));
@@ -2816,11 +2938,11 @@
                                     std::chrono::microseconds(10000),
                                     std::chrono::microseconds(0)));
     ASSERT_TRUE(mFakeEventHub->isDeviceEnabled(EVENTHUB_ID));
-    process(mapper, ARBITRARY_TIME, EV_ABS, ABS_X, 20000);
-    process(mapper, ARBITRARY_TIME, EV_ABS, ABS_Y, -20000);
-    process(mapper, ARBITRARY_TIME, EV_ABS, ABS_Z, 40000);
-    process(mapper, ARBITRARY_TIME, EV_MSC, MSC_TIMESTAMP, 1000);
-    process(mapper, ARBITRARY_TIME, EV_SYN, SYN_REPORT, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_ABS, ABS_X, 20000);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_ABS, ABS_Y, -20000);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_ABS, ABS_Z, 40000);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_MSC, MSC_TIMESTAMP, 1000);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_SYN, SYN_REPORT, 0);
 
     NotifySensorArgs args;
     std::vector<float> values = {20000.0f / ACCEL_RAW_RESOLUTION * GRAVITY_MS2_UNIT,
@@ -2846,11 +2968,11 @@
                                     std::chrono::microseconds(10000),
                                     std::chrono::microseconds(0)));
     ASSERT_TRUE(mFakeEventHub->isDeviceEnabled(EVENTHUB_ID));
-    process(mapper, ARBITRARY_TIME, EV_ABS, ABS_RX, 20000);
-    process(mapper, ARBITRARY_TIME, EV_ABS, ABS_RY, -20000);
-    process(mapper, ARBITRARY_TIME, EV_ABS, ABS_RZ, 40000);
-    process(mapper, ARBITRARY_TIME, EV_MSC, MSC_TIMESTAMP, 1000);
-    process(mapper, ARBITRARY_TIME, EV_SYN, SYN_REPORT, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_ABS, ABS_RX, 20000);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_ABS, ABS_RY, -20000);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_ABS, ABS_RZ, 40000);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_MSC, MSC_TIMESTAMP, 1000);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_SYN, SYN_REPORT, 0);
 
     NotifySensorArgs args;
     std::vector<float> values = {20000.0f / GYRO_RAW_RESOLUTION * DEGREE_RADIAN_UNIT,
@@ -2883,14 +3005,136 @@
     BatteryInputMapper& mapper = addMapperAndConfigure<BatteryInputMapper>();
 
     ASSERT_TRUE(mapper.getBatteryCapacity());
-    ASSERT_EQ(*mapper.getBatteryCapacity(), BATTERY_CAPACITY);
+    ASSERT_EQ(mapper.getBatteryCapacity().value_or(-1), BATTERY_CAPACITY);
 }
 
 TEST_F(BatteryInputMapperTest, GetBatteryStatus) {
     BatteryInputMapper& mapper = addMapperAndConfigure<BatteryInputMapper>();
 
     ASSERT_TRUE(mapper.getBatteryStatus());
-    ASSERT_EQ(*mapper.getBatteryStatus(), BATTERY_STATUS);
+    ASSERT_EQ(mapper.getBatteryStatus().value_or(-1), BATTERY_STATUS);
+}
+
+// --- LightInputMapperTest ---
+class LightInputMapperTest : public InputMapperTest {
+protected:
+    void SetUp() override { InputMapperTest::SetUp(DEVICE_CLASSES | InputDeviceClass::LIGHT); }
+};
+
+TEST_F(LightInputMapperTest, GetSources) {
+    LightInputMapper& mapper = addMapperAndConfigure<LightInputMapper>();
+
+    ASSERT_EQ(AINPUT_SOURCE_UNKNOWN, mapper.getSources());
+}
+
+TEST_F(LightInputMapperTest, SingleLight) {
+    RawLightInfo infoSingle = {.id = 1,
+                               .name = "Mono",
+                               .maxBrightness = 255,
+                               .flags = InputLightClass::BRIGHTNESS,
+                               .path = ""};
+    mFakeEventHub->addRawLightInfo(infoSingle.id, std::move(infoSingle));
+
+    LightInputMapper& mapper = addMapperAndConfigure<LightInputMapper>();
+    InputDeviceInfo info;
+    mapper.populateDeviceInfo(&info);
+    const auto& ids = info.getLightIds();
+    ASSERT_EQ(1UL, ids.size());
+    ASSERT_EQ(InputDeviceLightType::SINGLE, info.getLightInfo(ids[0])->type);
+
+    ASSERT_TRUE(mapper.setLightColor(ids[0], LIGHT_BRIGHTNESS));
+    ASSERT_EQ(mapper.getLightColor(ids[0]).value_or(-1), LIGHT_BRIGHTNESS);
+}
+
+TEST_F(LightInputMapperTest, RGBLight) {
+    RawLightInfo infoRed = {.id = 1,
+                            .name = "red",
+                            .maxBrightness = 255,
+                            .flags = InputLightClass::BRIGHTNESS | InputLightClass::RED,
+                            .path = ""};
+    RawLightInfo infoGreen = {.id = 2,
+                              .name = "green",
+                              .maxBrightness = 255,
+                              .flags = InputLightClass::BRIGHTNESS | InputLightClass::GREEN,
+                              .path = ""};
+    RawLightInfo infoBlue = {.id = 3,
+                             .name = "blue",
+                             .maxBrightness = 255,
+                             .flags = InputLightClass::BRIGHTNESS | InputLightClass::BLUE,
+                             .path = ""};
+    mFakeEventHub->addRawLightInfo(infoRed.id, std::move(infoRed));
+    mFakeEventHub->addRawLightInfo(infoGreen.id, std::move(infoGreen));
+    mFakeEventHub->addRawLightInfo(infoBlue.id, std::move(infoBlue));
+
+    LightInputMapper& mapper = addMapperAndConfigure<LightInputMapper>();
+    InputDeviceInfo info;
+    mapper.populateDeviceInfo(&info);
+    const auto& ids = info.getLightIds();
+    ASSERT_EQ(1UL, ids.size());
+    ASSERT_EQ(InputDeviceLightType::RGB, info.getLightInfo(ids[0])->type);
+
+    ASSERT_TRUE(mapper.setLightColor(ids[0], LIGHT_COLOR));
+    ASSERT_EQ(mapper.getLightColor(ids[0]).value_or(-1), LIGHT_COLOR);
+}
+
+TEST_F(LightInputMapperTest, MultiColorRGBLight) {
+    RawLightInfo infoColor = {.id = 1,
+                              .name = "red",
+                              .maxBrightness = 255,
+                              .flags = InputLightClass::BRIGHTNESS |
+                                      InputLightClass::MULTI_INTENSITY |
+                                      InputLightClass::MULTI_INDEX,
+                              .path = ""};
+
+    mFakeEventHub->addRawLightInfo(infoColor.id, std::move(infoColor));
+
+    LightInputMapper& mapper = addMapperAndConfigure<LightInputMapper>();
+    InputDeviceInfo info;
+    mapper.populateDeviceInfo(&info);
+    const auto& ids = info.getLightIds();
+    ASSERT_EQ(1UL, ids.size());
+    ASSERT_EQ(InputDeviceLightType::MULTI_COLOR, info.getLightInfo(ids[0])->type);
+
+    ASSERT_TRUE(mapper.setLightColor(ids[0], LIGHT_COLOR));
+    ASSERT_EQ(mapper.getLightColor(ids[0]).value_or(-1), LIGHT_COLOR);
+}
+
+TEST_F(LightInputMapperTest, PlayerIdLight) {
+    RawLightInfo info1 = {.id = 1,
+                          .name = "player1",
+                          .maxBrightness = 255,
+                          .flags = InputLightClass::BRIGHTNESS,
+                          .path = ""};
+    RawLightInfo info2 = {.id = 2,
+                          .name = "player2",
+                          .maxBrightness = 255,
+                          .flags = InputLightClass::BRIGHTNESS,
+                          .path = ""};
+    RawLightInfo info3 = {.id = 3,
+                          .name = "player3",
+                          .maxBrightness = 255,
+                          .flags = InputLightClass::BRIGHTNESS,
+                          .path = ""};
+    RawLightInfo info4 = {.id = 4,
+                          .name = "player4",
+                          .maxBrightness = 255,
+                          .flags = InputLightClass::BRIGHTNESS,
+                          .path = ""};
+    mFakeEventHub->addRawLightInfo(info1.id, std::move(info1));
+    mFakeEventHub->addRawLightInfo(info2.id, std::move(info2));
+    mFakeEventHub->addRawLightInfo(info3.id, std::move(info3));
+    mFakeEventHub->addRawLightInfo(info4.id, std::move(info4));
+
+    LightInputMapper& mapper = addMapperAndConfigure<LightInputMapper>();
+    InputDeviceInfo info;
+    mapper.populateDeviceInfo(&info);
+    const auto& ids = info.getLightIds();
+    ASSERT_EQ(1UL, ids.size());
+    ASSERT_EQ(InputDeviceLightType::PLAYER_ID, info.getLightInfo(ids[0])->type);
+
+    ASSERT_FALSE(mapper.setLightColor(ids[0], LIGHT_COLOR));
+    ASSERT_TRUE(mapper.setLightPlayerId(ids[0], LIGHT_PLAYER_ID));
+    ASSERT_EQ(mapper.getLightPlayerId(ids[0]).value_or(-1), LIGHT_PLAYER_ID);
 }
 
 // --- KeyboardInputMapperTest ---
@@ -2919,14 +3163,14 @@
                                                   int32_t rotatedKeyCode, int32_t displayId) {
     NotifyKeyArgs args;
 
-    process(mapper, ARBITRARY_TIME, EV_KEY, originalScanCode, 1);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, originalScanCode, 1);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&args));
     ASSERT_EQ(AKEY_EVENT_ACTION_DOWN, args.action);
     ASSERT_EQ(originalScanCode, args.scanCode);
     ASSERT_EQ(rotatedKeyCode, args.keyCode);
     ASSERT_EQ(displayId, args.displayId);
 
-    process(mapper, ARBITRARY_TIME, EV_KEY, originalScanCode, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, originalScanCode, 0);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&args));
     ASSERT_EQ(AKEY_EVENT_ACTION_UP, args.action);
     ASSERT_EQ(originalScanCode, args.scanCode);
@@ -2959,7 +3203,7 @@
     mapper.updateMetaState(AKEYCODE_NUM_LOCK);
 
     // Key down by scan code.
-    process(mapper, ARBITRARY_TIME, EV_KEY, KEY_HOME, 1);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, KEY_HOME, 1);
     NotifyKeyArgs args;
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&args));
     ASSERT_EQ(DEVICE_ID, args.deviceId);
@@ -2974,7 +3218,7 @@
     ASSERT_EQ(ARBITRARY_TIME, args.downTime);
 
     // Key up by scan code.
-    process(mapper, ARBITRARY_TIME + 1, EV_KEY, KEY_HOME, 0);
+    process(mapper, ARBITRARY_TIME + 1, READ_TIME, EV_KEY, KEY_HOME, 0);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&args));
     ASSERT_EQ(DEVICE_ID, args.deviceId);
     ASSERT_EQ(AINPUT_SOURCE_KEYBOARD, args.source);
@@ -2988,8 +3232,8 @@
     ASSERT_EQ(ARBITRARY_TIME, args.downTime);
 
     // Key down by usage code.
-    process(mapper, ARBITRARY_TIME, EV_MSC, MSC_SCAN, USAGE_A);
-    process(mapper, ARBITRARY_TIME, EV_KEY, 0, 1);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_MSC, MSC_SCAN, USAGE_A);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, 0, 1);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&args));
     ASSERT_EQ(DEVICE_ID, args.deviceId);
     ASSERT_EQ(AINPUT_SOURCE_KEYBOARD, args.source);
@@ -3003,8 +3247,8 @@
     ASSERT_EQ(ARBITRARY_TIME, args.downTime);
 
     // Key up by usage code.
-    process(mapper, ARBITRARY_TIME, EV_MSC, MSC_SCAN, USAGE_A);
-    process(mapper, ARBITRARY_TIME + 1, EV_KEY, 0, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_MSC, MSC_SCAN, USAGE_A);
+    process(mapper, ARBITRARY_TIME + 1, READ_TIME, EV_KEY, 0, 0);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&args));
     ASSERT_EQ(DEVICE_ID, args.deviceId);
     ASSERT_EQ(AINPUT_SOURCE_KEYBOARD, args.source);
@@ -3018,8 +3262,8 @@
     ASSERT_EQ(ARBITRARY_TIME, args.downTime);
 
     // Key down with unknown scan code or usage code.
-    process(mapper, ARBITRARY_TIME, EV_MSC, MSC_SCAN, USAGE_UNKNOWN);
-    process(mapper, ARBITRARY_TIME, EV_KEY, KEY_UNKNOWN, 1);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_MSC, MSC_SCAN, USAGE_UNKNOWN);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, KEY_UNKNOWN, 1);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&args));
     ASSERT_EQ(DEVICE_ID, args.deviceId);
     ASSERT_EQ(AINPUT_SOURCE_KEYBOARD, args.source);
@@ -3033,8 +3277,8 @@
     ASSERT_EQ(ARBITRARY_TIME, args.downTime);
 
     // Key up with unknown scan code or usage code.
-    process(mapper, ARBITRARY_TIME, EV_MSC, MSC_SCAN, USAGE_UNKNOWN);
-    process(mapper, ARBITRARY_TIME + 1, EV_KEY, KEY_UNKNOWN, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_MSC, MSC_SCAN, USAGE_UNKNOWN);
+    process(mapper, ARBITRARY_TIME + 1, READ_TIME, EV_KEY, KEY_UNKNOWN, 0);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&args));
     ASSERT_EQ(DEVICE_ID, args.deviceId);
     ASSERT_EQ(AINPUT_SOURCE_KEYBOARD, args.source);
@@ -3048,6 +3292,28 @@
     ASSERT_EQ(ARBITRARY_TIME, args.downTime);
 }
 
+/**
+ * Ensure that the readTime is set to the time when the EV_KEY is received.
+ */
+TEST_F(KeyboardInputMapperTest, Process_SendsReadTime) {
+    mFakeEventHub->addKey(EVENTHUB_ID, KEY_HOME, 0, AKEYCODE_HOME, POLICY_FLAG_WAKE);
+
+    KeyboardInputMapper& mapper =
+            addMapperAndConfigure<KeyboardInputMapper>(AINPUT_SOURCE_KEYBOARD,
+                                                       AINPUT_KEYBOARD_TYPE_ALPHABETIC);
+    NotifyKeyArgs args;
+
+    // Key down
+    process(mapper, ARBITRARY_TIME, 12 /*readTime*/, EV_KEY, KEY_HOME, 1);
+    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&args));
+    ASSERT_EQ(12, args.readTime);
+
+    // Key up
+    process(mapper, ARBITRARY_TIME, 15 /*readTime*/, EV_KEY, KEY_HOME, 1);
+    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&args));
+    ASSERT_EQ(15, args.readTime);
+}
+
 TEST_F(KeyboardInputMapperTest, Process_ShouldUpdateMetaState) {
     mFakeEventHub->addKey(EVENTHUB_ID, KEY_LEFTSHIFT, 0, AKEYCODE_SHIFT_LEFT, 0);
     mFakeEventHub->addKey(EVENTHUB_ID, KEY_A, 0, AKEYCODE_A, 0);
@@ -3064,7 +3330,7 @@
     mapper.updateMetaState(AKEYCODE_NUM_LOCK);
 
     // Metakey down.
-    process(mapper, ARBITRARY_TIME, EV_KEY, KEY_LEFTSHIFT, 1);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, KEY_LEFTSHIFT, 1);
     NotifyKeyArgs args;
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&args));
     ASSERT_EQ(AMETA_SHIFT_LEFT_ON | AMETA_SHIFT_ON, args.metaState);
@@ -3072,19 +3338,19 @@
     ASSERT_NO_FATAL_FAILURE(mReader->getContext()->assertUpdateGlobalMetaStateWasCalled());
 
     // Key down.
-    process(mapper, ARBITRARY_TIME + 1, EV_KEY, KEY_A, 1);
+    process(mapper, ARBITRARY_TIME + 1, READ_TIME, EV_KEY, KEY_A, 1);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&args));
     ASSERT_EQ(AMETA_SHIFT_LEFT_ON | AMETA_SHIFT_ON, args.metaState);
     ASSERT_EQ(AMETA_SHIFT_LEFT_ON | AMETA_SHIFT_ON, mapper.getMetaState());
 
     // Key up.
-    process(mapper, ARBITRARY_TIME + 2, EV_KEY, KEY_A, 0);
+    process(mapper, ARBITRARY_TIME + 2, READ_TIME, EV_KEY, KEY_A, 0);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&args));
     ASSERT_EQ(AMETA_SHIFT_LEFT_ON | AMETA_SHIFT_ON, args.metaState);
     ASSERT_EQ(AMETA_SHIFT_LEFT_ON | AMETA_SHIFT_ON, mapper.getMetaState());
 
     // Metakey up.
-    process(mapper, ARBITRARY_TIME + 3, EV_KEY, KEY_LEFTSHIFT, 0);
+    process(mapper, ARBITRARY_TIME + 3, READ_TIME, EV_KEY, KEY_LEFTSHIFT, 0);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&args));
     ASSERT_EQ(AMETA_NONE, args.metaState);
     ASSERT_EQ(AMETA_NONE, mapper.getMetaState());
@@ -3171,7 +3437,7 @@
     NotifyKeyArgs args;
     clearViewports();
     prepareDisplay(DISPLAY_ORIENTATION_270);
-    process(mapper, ARBITRARY_TIME, EV_KEY, KEY_UP, 1);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, KEY_UP, 1);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&args));
     ASSERT_EQ(AKEY_EVENT_ACTION_DOWN, args.action);
     ASSERT_EQ(KEY_UP, args.scanCode);
@@ -3179,7 +3445,7 @@
 
     clearViewports();
     prepareDisplay(DISPLAY_ORIENTATION_180);
-    process(mapper, ARBITRARY_TIME, EV_KEY, KEY_UP, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, KEY_UP, 0);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&args));
     ASSERT_EQ(AKEY_EVENT_ACTION_UP, args.action);
     ASSERT_EQ(KEY_UP, args.scanCode);
@@ -3197,16 +3463,16 @@
     NotifyKeyArgs args;
 
     // Display id should be ADISPLAY_ID_NONE without any display configuration.
-    process(mapper, ARBITRARY_TIME, EV_KEY, KEY_UP, 1);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, KEY_UP, 1);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&args));
-    process(mapper, ARBITRARY_TIME, EV_KEY, KEY_UP, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, KEY_UP, 0);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&args));
     ASSERT_EQ(ADISPLAY_ID_NONE, args.displayId);
 
     prepareDisplay(DISPLAY_ORIENTATION_0);
-    process(mapper, ARBITRARY_TIME, EV_KEY, KEY_UP, 1);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, KEY_UP, 1);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&args));
-    process(mapper, ARBITRARY_TIME, EV_KEY, KEY_UP, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, KEY_UP, 0);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&args));
     ASSERT_EQ(ADISPLAY_ID_NONE, args.displayId);
 }
@@ -3227,9 +3493,9 @@
 
     setDisplayInfoAndReconfigure(DISPLAY_ID, DISPLAY_WIDTH, DISPLAY_HEIGHT, DISPLAY_ORIENTATION_0,
                                  UNIQUE_ID, NO_PORT, ViewportType::INTERNAL);
-    process(mapper, ARBITRARY_TIME, EV_KEY, KEY_UP, 1);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, KEY_UP, 1);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&args));
-    process(mapper, ARBITRARY_TIME, EV_KEY, KEY_UP, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, KEY_UP, 0);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&args));
     ASSERT_EQ(DISPLAY_ID, args.displayId);
 
@@ -3237,9 +3503,9 @@
     clearViewports();
     setDisplayInfoAndReconfigure(newDisplayId, DISPLAY_WIDTH, DISPLAY_HEIGHT, DISPLAY_ORIENTATION_0,
                                  UNIQUE_ID, NO_PORT, ViewportType::INTERNAL);
-    process(mapper, ARBITRARY_TIME, EV_KEY, KEY_UP, 1);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, KEY_UP, 1);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&args));
-    process(mapper, ARBITRARY_TIME, EV_KEY, KEY_UP, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, KEY_UP, 0);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&args));
     ASSERT_EQ(newDisplayId, args.displayId);
 }
@@ -3303,48 +3569,48 @@
     ASSERT_FALSE(mFakeEventHub->getLedState(EVENTHUB_ID, LED_SCROLLL));
 
     // Toggle caps lock on.
-    process(mapper, ARBITRARY_TIME, EV_KEY, KEY_CAPSLOCK, 1);
-    process(mapper, ARBITRARY_TIME, EV_KEY, KEY_CAPSLOCK, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, KEY_CAPSLOCK, 1);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, KEY_CAPSLOCK, 0);
     ASSERT_TRUE(mFakeEventHub->getLedState(EVENTHUB_ID, LED_CAPSL));
     ASSERT_FALSE(mFakeEventHub->getLedState(EVENTHUB_ID, LED_NUML));
     ASSERT_FALSE(mFakeEventHub->getLedState(EVENTHUB_ID, LED_SCROLLL));
     ASSERT_EQ(AMETA_CAPS_LOCK_ON, mapper.getMetaState());
 
     // Toggle num lock on.
-    process(mapper, ARBITRARY_TIME, EV_KEY, KEY_NUMLOCK, 1);
-    process(mapper, ARBITRARY_TIME, EV_KEY, KEY_NUMLOCK, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, KEY_NUMLOCK, 1);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, KEY_NUMLOCK, 0);
     ASSERT_TRUE(mFakeEventHub->getLedState(EVENTHUB_ID, LED_CAPSL));
     ASSERT_TRUE(mFakeEventHub->getLedState(EVENTHUB_ID, LED_NUML));
     ASSERT_FALSE(mFakeEventHub->getLedState(EVENTHUB_ID, LED_SCROLLL));
     ASSERT_EQ(AMETA_CAPS_LOCK_ON | AMETA_NUM_LOCK_ON, mapper.getMetaState());
 
     // Toggle caps lock off.
-    process(mapper, ARBITRARY_TIME, EV_KEY, KEY_CAPSLOCK, 1);
-    process(mapper, ARBITRARY_TIME, EV_KEY, KEY_CAPSLOCK, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, KEY_CAPSLOCK, 1);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, KEY_CAPSLOCK, 0);
     ASSERT_FALSE(mFakeEventHub->getLedState(EVENTHUB_ID, LED_CAPSL));
     ASSERT_TRUE(mFakeEventHub->getLedState(EVENTHUB_ID, LED_NUML));
     ASSERT_FALSE(mFakeEventHub->getLedState(EVENTHUB_ID, LED_SCROLLL));
     ASSERT_EQ(AMETA_NUM_LOCK_ON, mapper.getMetaState());
 
     // Toggle scroll lock on.
-    process(mapper, ARBITRARY_TIME, EV_KEY, KEY_SCROLLLOCK, 1);
-    process(mapper, ARBITRARY_TIME, EV_KEY, KEY_SCROLLLOCK, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, KEY_SCROLLLOCK, 1);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, KEY_SCROLLLOCK, 0);
     ASSERT_FALSE(mFakeEventHub->getLedState(EVENTHUB_ID, LED_CAPSL));
     ASSERT_TRUE(mFakeEventHub->getLedState(EVENTHUB_ID, LED_NUML));
     ASSERT_TRUE(mFakeEventHub->getLedState(EVENTHUB_ID, LED_SCROLLL));
     ASSERT_EQ(AMETA_NUM_LOCK_ON | AMETA_SCROLL_LOCK_ON, mapper.getMetaState());
 
     // Toggle num lock off.
-    process(mapper, ARBITRARY_TIME, EV_KEY, KEY_NUMLOCK, 1);
-    process(mapper, ARBITRARY_TIME, EV_KEY, KEY_NUMLOCK, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, KEY_NUMLOCK, 1);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, KEY_NUMLOCK, 0);
     ASSERT_FALSE(mFakeEventHub->getLedState(EVENTHUB_ID, LED_CAPSL));
     ASSERT_FALSE(mFakeEventHub->getLedState(EVENTHUB_ID, LED_NUML));
     ASSERT_TRUE(mFakeEventHub->getLedState(EVENTHUB_ID, LED_SCROLLL));
     ASSERT_EQ(AMETA_SCROLL_LOCK_ON, mapper.getMetaState());
 
     // Toggle scroll lock off.
-    process(mapper, ARBITRARY_TIME, EV_KEY, KEY_SCROLLLOCK, 1);
-    process(mapper, ARBITRARY_TIME, EV_KEY, KEY_SCROLLLOCK, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, KEY_SCROLLLOCK, 1);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, KEY_SCROLLLOCK, 0);
     ASSERT_FALSE(mFakeEventHub->getLedState(EVENTHUB_ID, LED_CAPSL));
     ASSERT_FALSE(mFakeEventHub->getLedState(EVENTHUB_ID, LED_NUML));
     ASSERT_FALSE(mFakeEventHub->getLedState(EVENTHUB_ID, LED_SCROLLL));
@@ -3372,7 +3638,7 @@
 
     NotifyKeyArgs args;
     // Press button "A"
-    process(mapper, ARBITRARY_TIME, EV_KEY, BTN_A, 1);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, BTN_A, 1);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&args));
     ASSERT_EQ(AMETA_NONE, args.metaState);
     ASSERT_EQ(AMETA_NONE, mapper.getMetaState());
@@ -3380,7 +3646,7 @@
     ASSERT_EQ(AKEYCODE_BUTTON_A, args.keyCode);
 
     // Button up.
-    process(mapper, ARBITRARY_TIME + 2, EV_KEY, BTN_A, 0);
+    process(mapper, ARBITRARY_TIME + 2, READ_TIME, EV_KEY, BTN_A, 0);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&args));
     ASSERT_EQ(AMETA_NONE, args.metaState);
     ASSERT_EQ(AMETA_NONE, mapper.getMetaState());
@@ -3487,20 +3753,20 @@
     ASSERT_FALSE(mFakeEventHub->getLedState(EVENTHUB_ID, LED_SCROLLL));
 
     // Toggle caps lock on.
-    process(mapper, ARBITRARY_TIME, EV_KEY, KEY_CAPSLOCK, 1);
-    process(mapper, ARBITRARY_TIME, EV_KEY, KEY_CAPSLOCK, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, KEY_CAPSLOCK, 1);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, KEY_CAPSLOCK, 0);
     ASSERT_TRUE(mFakeEventHub->getLedState(EVENTHUB_ID, LED_CAPSL));
     ASSERT_EQ(AMETA_CAPS_LOCK_ON, mapper.getMetaState());
 
     // Toggle num lock on.
-    process(mapper, ARBITRARY_TIME, EV_KEY, KEY_NUMLOCK, 1);
-    process(mapper, ARBITRARY_TIME, EV_KEY, KEY_NUMLOCK, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, KEY_NUMLOCK, 1);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, KEY_NUMLOCK, 0);
     ASSERT_TRUE(mFakeEventHub->getLedState(EVENTHUB_ID, LED_NUML));
     ASSERT_EQ(AMETA_CAPS_LOCK_ON | AMETA_NUM_LOCK_ON, mapper.getMetaState());
 
     // Toggle scroll lock on.
-    process(mapper, ARBITRARY_TIME, EV_KEY, KEY_SCROLLLOCK, 1);
-    process(mapper, ARBITRARY_TIME, EV_KEY, KEY_SCROLLLOCK, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, KEY_SCROLLLOCK, 1);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, KEY_SCROLLLOCK, 0);
     ASSERT_TRUE(mFakeEventHub->getLedState(EVENTHUB_ID, LED_SCROLLL));
     ASSERT_EQ(AMETA_CAPS_LOCK_ON | AMETA_NUM_LOCK_ON | AMETA_SCROLL_LOCK_ON, mapper.getMetaState());
 
@@ -3555,28 +3821,28 @@
             addMapperAndConfigure<KeyboardInputMapper>(AINPUT_SOURCE_KEYBOARD,
                                                        AINPUT_KEYBOARD_TYPE_ALPHABETIC);
 
-    process(mapper, ARBITRARY_TIME, EV_KEY, KEY_HOME, 1);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, KEY_HOME, 1);
     NotifyKeyArgs args;
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&args));
     ASSERT_EQ(POLICY_FLAG_WAKE, args.policyFlags);
 
-    process(mapper, ARBITRARY_TIME + 1, EV_KEY, KEY_HOME, 0);
+    process(mapper, ARBITRARY_TIME + 1, READ_TIME, EV_KEY, KEY_HOME, 0);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&args));
     ASSERT_EQ(uint32_t(0), args.policyFlags);
 
-    process(mapper, ARBITRARY_TIME, EV_KEY, KEY_PLAY, 1);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, KEY_PLAY, 1);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&args));
     ASSERT_EQ(uint32_t(0), args.policyFlags);
 
-    process(mapper, ARBITRARY_TIME + 1, EV_KEY, KEY_PLAY, 0);
+    process(mapper, ARBITRARY_TIME + 1, READ_TIME, EV_KEY, KEY_PLAY, 0);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&args));
     ASSERT_EQ(uint32_t(0), args.policyFlags);
 
-    process(mapper, ARBITRARY_TIME, EV_KEY, KEY_PLAYPAUSE, 1);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, KEY_PLAYPAUSE, 1);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&args));
     ASSERT_EQ(POLICY_FLAG_WAKE, args.policyFlags);
 
-    process(mapper, ARBITRARY_TIME + 1, EV_KEY, KEY_PLAYPAUSE, 0);
+    process(mapper, ARBITRARY_TIME + 1, READ_TIME, EV_KEY, KEY_PLAYPAUSE, 0);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&args));
     ASSERT_EQ(POLICY_FLAG_WAKE, args.policyFlags);
 }
@@ -3593,28 +3859,28 @@
             addMapperAndConfigure<KeyboardInputMapper>(AINPUT_SOURCE_KEYBOARD,
                                                        AINPUT_KEYBOARD_TYPE_ALPHABETIC);
 
-    process(mapper, ARBITRARY_TIME, EV_KEY, KEY_HOME, 1);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, KEY_HOME, 1);
     NotifyKeyArgs args;
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&args));
     ASSERT_EQ(POLICY_FLAG_WAKE, args.policyFlags);
 
-    process(mapper, ARBITRARY_TIME + 1, EV_KEY, KEY_HOME, 0);
+    process(mapper, ARBITRARY_TIME + 1, READ_TIME, EV_KEY, KEY_HOME, 0);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&args));
     ASSERT_EQ(POLICY_FLAG_WAKE, args.policyFlags);
 
-    process(mapper, ARBITRARY_TIME, EV_KEY, KEY_DOWN, 1);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, KEY_DOWN, 1);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&args));
     ASSERT_EQ(uint32_t(0), args.policyFlags);
 
-    process(mapper, ARBITRARY_TIME + 1, EV_KEY, KEY_DOWN, 0);
+    process(mapper, ARBITRARY_TIME + 1, READ_TIME, EV_KEY, KEY_DOWN, 0);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&args));
     ASSERT_EQ(uint32_t(0), args.policyFlags);
 
-    process(mapper, ARBITRARY_TIME, EV_KEY, KEY_PLAY, 1);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, KEY_PLAY, 1);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&args));
     ASSERT_EQ(POLICY_FLAG_WAKE, args.policyFlags);
 
-    process(mapper, ARBITRARY_TIME + 1, EV_KEY, KEY_PLAY, 0);
+    process(mapper, ARBITRARY_TIME + 1, READ_TIME, EV_KEY, KEY_PLAY, 0);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&args));
     ASSERT_EQ(POLICY_FLAG_WAKE, args.policyFlags);
 }
@@ -3652,9 +3918,9 @@
                                                int32_t rotatedY) {
     NotifyMotionArgs args;
 
-    process(mapper, ARBITRARY_TIME, EV_REL, REL_X, originalX);
-    process(mapper, ARBITRARY_TIME, EV_REL, REL_Y, originalY);
-    process(mapper, ARBITRARY_TIME, EV_SYN, SYN_REPORT, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_REL, REL_X, originalX);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_REL, REL_Y, originalY);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_SYN, SYN_REPORT, 0);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&args));
     ASSERT_EQ(AMOTION_EVENT_ACTION_MOVE, args.action);
     ASSERT_NO_FATAL_FAILURE(assertPointerCoords(args.pointerCoords[0],
@@ -3735,8 +4001,8 @@
 
     // Button press.
     // Mostly testing non x/y behavior here so we don't need to check again elsewhere.
-    process(mapper, ARBITRARY_TIME, EV_KEY, BTN_MOUSE, 1);
-    process(mapper, ARBITRARY_TIME, EV_SYN, SYN_REPORT, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, BTN_MOUSE, 1);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_SYN, SYN_REPORT, 0);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&args));
     ASSERT_EQ(ARBITRARY_TIME, args.eventTime);
     ASSERT_EQ(DEVICE_ID, args.deviceId);
@@ -3776,8 +4042,8 @@
     ASSERT_EQ(ARBITRARY_TIME, args.downTime);
 
     // Button release.  Should have same down time.
-    process(mapper, ARBITRARY_TIME + 1, EV_KEY, BTN_MOUSE, 0);
-    process(mapper, ARBITRARY_TIME + 1, EV_SYN, SYN_REPORT, 0);
+    process(mapper, ARBITRARY_TIME + 1, READ_TIME, EV_KEY, BTN_MOUSE, 0);
+    process(mapper, ARBITRARY_TIME + 1, READ_TIME, EV_SYN, SYN_REPORT, 0);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&args));
     ASSERT_EQ(ARBITRARY_TIME + 1, args.eventTime);
     ASSERT_EQ(DEVICE_ID, args.deviceId);
@@ -3824,16 +4090,16 @@
     NotifyMotionArgs args;
 
     // Motion in X but not Y.
-    process(mapper, ARBITRARY_TIME, EV_REL, REL_X, 1);
-    process(mapper, ARBITRARY_TIME, EV_SYN, SYN_REPORT, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_REL, REL_X, 1);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_SYN, SYN_REPORT, 0);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&args));
     ASSERT_EQ(AMOTION_EVENT_ACTION_MOVE, args.action);
     ASSERT_NO_FATAL_FAILURE(assertPointerCoords(args.pointerCoords[0],
             1.0f / TRACKBALL_MOVEMENT_THRESHOLD, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f));
 
     // Motion in Y but not X.
-    process(mapper, ARBITRARY_TIME, EV_REL, REL_Y, -2);
-    process(mapper, ARBITRARY_TIME, EV_SYN, SYN_REPORT, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_REL, REL_Y, -2);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_SYN, SYN_REPORT, 0);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&args));
     ASSERT_EQ(AMOTION_EVENT_ACTION_MOVE, args.action);
     ASSERT_NO_FATAL_FAILURE(assertPointerCoords(args.pointerCoords[0],
@@ -3847,8 +4113,8 @@
     NotifyMotionArgs args;
 
     // Button press.
-    process(mapper, ARBITRARY_TIME, EV_KEY, BTN_MOUSE, 1);
-    process(mapper, ARBITRARY_TIME, EV_SYN, SYN_REPORT, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, BTN_MOUSE, 1);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_SYN, SYN_REPORT, 0);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&args));
     ASSERT_EQ(AMOTION_EVENT_ACTION_DOWN, args.action);
     ASSERT_NO_FATAL_FAILURE(assertPointerCoords(args.pointerCoords[0],
@@ -3860,8 +4126,8 @@
             0.0f, 0.0f, 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f));
 
     // Button release.
-    process(mapper, ARBITRARY_TIME, EV_KEY, BTN_MOUSE, 0);
-    process(mapper, ARBITRARY_TIME, EV_SYN, SYN_REPORT, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, BTN_MOUSE, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_SYN, SYN_REPORT, 0);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&args));
     ASSERT_EQ(AMOTION_EVENT_ACTION_BUTTON_RELEASE, args.action);
     ASSERT_NO_FATAL_FAILURE(assertPointerCoords(args.pointerCoords[0],
@@ -3880,10 +4146,10 @@
     NotifyMotionArgs args;
 
     // Combined X, Y and Button.
-    process(mapper, ARBITRARY_TIME, EV_REL, REL_X, 1);
-    process(mapper, ARBITRARY_TIME, EV_REL, REL_Y, -2);
-    process(mapper, ARBITRARY_TIME, EV_KEY, BTN_MOUSE, 1);
-    process(mapper, ARBITRARY_TIME, EV_SYN, SYN_REPORT, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_REL, REL_X, 1);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_REL, REL_Y, -2);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, BTN_MOUSE, 1);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_SYN, SYN_REPORT, 0);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&args));
     ASSERT_EQ(AMOTION_EVENT_ACTION_DOWN, args.action);
     ASSERT_NO_FATAL_FAILURE(assertPointerCoords(args.pointerCoords[0],
@@ -3897,9 +4163,9 @@
             1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f));
 
     // Move X, Y a bit while pressed.
-    process(mapper, ARBITRARY_TIME, EV_REL, REL_X, 2);
-    process(mapper, ARBITRARY_TIME, EV_REL, REL_Y, 1);
-    process(mapper, ARBITRARY_TIME, EV_SYN, SYN_REPORT, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_REL, REL_X, 2);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_REL, REL_Y, 1);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_SYN, SYN_REPORT, 0);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&args));
     ASSERT_EQ(AMOTION_EVENT_ACTION_MOVE, args.action);
     ASSERT_NO_FATAL_FAILURE(assertPointerCoords(args.pointerCoords[0],
@@ -3907,8 +4173,8 @@
             1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f));
 
     // Release Button.
-    process(mapper, ARBITRARY_TIME, EV_KEY, BTN_MOUSE, 0);
-    process(mapper, ARBITRARY_TIME, EV_SYN, SYN_REPORT, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, BTN_MOUSE, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_SYN, SYN_REPORT, 0);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&args));
     ASSERT_EQ(AMOTION_EVENT_ACTION_BUTTON_RELEASE, args.action);
     ASSERT_NO_FATAL_FAILURE(assertPointerCoords(args.pointerCoords[0],
@@ -3993,8 +4259,8 @@
     NotifyKeyArgs keyArgs;
 
     // press BTN_LEFT, release BTN_LEFT
-    process(mapper, ARBITRARY_TIME, EV_KEY, BTN_LEFT, 1);
-    process(mapper, ARBITRARY_TIME, EV_SYN, SYN_REPORT, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, BTN_LEFT, 1);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_SYN, SYN_REPORT, 0);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&motionArgs));
     ASSERT_EQ(AMOTION_EVENT_ACTION_DOWN, motionArgs.action);
     ASSERT_EQ(AMOTION_EVENT_BUTTON_PRIMARY, motionArgs.buttonState);
@@ -4009,8 +4275,8 @@
     ASSERT_NO_FATAL_FAILURE(assertPointerCoords(motionArgs.pointerCoords[0],
             100.0f, 200.0f, 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f));
 
-    process(mapper, ARBITRARY_TIME, EV_KEY, BTN_LEFT, 0);
-    process(mapper, ARBITRARY_TIME, EV_SYN, SYN_REPORT, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, BTN_LEFT, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_SYN, SYN_REPORT, 0);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&motionArgs));
     ASSERT_EQ(AMOTION_EVENT_ACTION_BUTTON_RELEASE, motionArgs.action);
     ASSERT_EQ(0, motionArgs.buttonState);
@@ -4033,9 +4299,9 @@
             100.0f, 200.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f));
 
     // press BTN_RIGHT + BTN_MIDDLE, release BTN_RIGHT, release BTN_MIDDLE
-    process(mapper, ARBITRARY_TIME, EV_KEY, BTN_RIGHT, 1);
-    process(mapper, ARBITRARY_TIME, EV_KEY, BTN_MIDDLE, 1);
-    process(mapper, ARBITRARY_TIME, EV_SYN, SYN_REPORT, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, BTN_RIGHT, 1);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, BTN_MIDDLE, 1);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_SYN, SYN_REPORT, 0);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&motionArgs));
     ASSERT_EQ(AMOTION_EVENT_ACTION_DOWN, motionArgs.action);
     ASSERT_EQ(AMOTION_EVENT_BUTTON_SECONDARY | AMOTION_EVENT_BUTTON_TERTIARY,
@@ -4062,8 +4328,8 @@
     ASSERT_NO_FATAL_FAILURE(assertPointerCoords(motionArgs.pointerCoords[0],
             100.0f, 200.0f, 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f));
 
-    process(mapper, ARBITRARY_TIME, EV_KEY, BTN_RIGHT, 0);
-    process(mapper, ARBITRARY_TIME, EV_SYN, SYN_REPORT, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, BTN_RIGHT, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_SYN, SYN_REPORT, 0);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&motionArgs));
     ASSERT_EQ(AMOTION_EVENT_ACTION_BUTTON_RELEASE, motionArgs.action);
     ASSERT_EQ(AMOTION_EVENT_BUTTON_TERTIARY, motionArgs.buttonState);
@@ -4078,16 +4344,16 @@
     ASSERT_NO_FATAL_FAILURE(assertPointerCoords(motionArgs.pointerCoords[0],
             100.0f, 200.0f, 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f));
 
-    process(mapper, ARBITRARY_TIME, EV_KEY, BTN_MIDDLE, 0);
-    process(mapper, ARBITRARY_TIME, EV_SYN, SYN_REPORT, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, BTN_MIDDLE, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_SYN, SYN_REPORT, 0);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&motionArgs));
     ASSERT_EQ(AMOTION_EVENT_ACTION_BUTTON_RELEASE, motionArgs.action);
     ASSERT_EQ(0, motionArgs.buttonState);
     ASSERT_EQ(0, mFakePointerController->getButtonState());
     ASSERT_NO_FATAL_FAILURE(assertPointerCoords(motionArgs.pointerCoords[0],
             100.0f, 200.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f));
-    process(mapper, ARBITRARY_TIME, EV_KEY, BTN_MIDDLE, 0);
-    process(mapper, ARBITRARY_TIME, EV_SYN, SYN_REPORT, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, BTN_MIDDLE, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_SYN, SYN_REPORT, 0);
 
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&motionArgs));
     ASSERT_EQ(0, motionArgs.buttonState);
@@ -4104,8 +4370,8 @@
             100.0f, 200.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f));
 
     // press BTN_BACK, release BTN_BACK
-    process(mapper, ARBITRARY_TIME, EV_KEY, BTN_BACK, 1);
-    process(mapper, ARBITRARY_TIME, EV_SYN, SYN_REPORT, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, BTN_BACK, 1);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_SYN, SYN_REPORT, 0);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&keyArgs));
     ASSERT_EQ(AKEY_EVENT_ACTION_DOWN, keyArgs.action);
     ASSERT_EQ(AKEYCODE_BACK, keyArgs.keyCode);
@@ -4124,8 +4390,8 @@
     ASSERT_NO_FATAL_FAILURE(assertPointerCoords(motionArgs.pointerCoords[0],
             100.0f, 200.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f));
 
-    process(mapper, ARBITRARY_TIME, EV_KEY, BTN_BACK, 0);
-    process(mapper, ARBITRARY_TIME, EV_SYN, SYN_REPORT, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, BTN_BACK, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_SYN, SYN_REPORT, 0);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&motionArgs));
     ASSERT_EQ(AMOTION_EVENT_ACTION_BUTTON_RELEASE, motionArgs.action);
     ASSERT_EQ(0, motionArgs.buttonState);
@@ -4145,8 +4411,8 @@
     ASSERT_EQ(AKEYCODE_BACK, keyArgs.keyCode);
 
     // press BTN_SIDE, release BTN_SIDE
-    process(mapper, ARBITRARY_TIME, EV_KEY, BTN_SIDE, 1);
-    process(mapper, ARBITRARY_TIME, EV_SYN, SYN_REPORT, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, BTN_SIDE, 1);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_SYN, SYN_REPORT, 0);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&keyArgs));
     ASSERT_EQ(AKEY_EVENT_ACTION_DOWN, keyArgs.action);
     ASSERT_EQ(AKEYCODE_BACK, keyArgs.keyCode);
@@ -4165,8 +4431,8 @@
     ASSERT_NO_FATAL_FAILURE(assertPointerCoords(motionArgs.pointerCoords[0],
             100.0f, 200.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f));
 
-    process(mapper, ARBITRARY_TIME, EV_KEY, BTN_SIDE, 0);
-    process(mapper, ARBITRARY_TIME, EV_SYN, SYN_REPORT, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, BTN_SIDE, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_SYN, SYN_REPORT, 0);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&motionArgs));
     ASSERT_EQ(AMOTION_EVENT_ACTION_BUTTON_RELEASE, motionArgs.action);
     ASSERT_EQ(0, motionArgs.buttonState);
@@ -4186,8 +4452,8 @@
     ASSERT_EQ(AKEYCODE_BACK, keyArgs.keyCode);
 
     // press BTN_FORWARD, release BTN_FORWARD
-    process(mapper, ARBITRARY_TIME, EV_KEY, BTN_FORWARD, 1);
-    process(mapper, ARBITRARY_TIME, EV_SYN, SYN_REPORT, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, BTN_FORWARD, 1);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_SYN, SYN_REPORT, 0);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&keyArgs));
     ASSERT_EQ(AKEY_EVENT_ACTION_DOWN, keyArgs.action);
     ASSERT_EQ(AKEYCODE_FORWARD, keyArgs.keyCode);
@@ -4206,8 +4472,8 @@
     ASSERT_NO_FATAL_FAILURE(assertPointerCoords(motionArgs.pointerCoords[0],
             100.0f, 200.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f));
 
-    process(mapper, ARBITRARY_TIME, EV_KEY, BTN_FORWARD, 0);
-    process(mapper, ARBITRARY_TIME, EV_SYN, SYN_REPORT, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, BTN_FORWARD, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_SYN, SYN_REPORT, 0);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&motionArgs));
     ASSERT_EQ(AMOTION_EVENT_ACTION_BUTTON_RELEASE, motionArgs.action);
     ASSERT_EQ(0, motionArgs.buttonState);
@@ -4227,8 +4493,8 @@
     ASSERT_EQ(AKEYCODE_FORWARD, keyArgs.keyCode);
 
     // press BTN_EXTRA, release BTN_EXTRA
-    process(mapper, ARBITRARY_TIME, EV_KEY, BTN_EXTRA, 1);
-    process(mapper, ARBITRARY_TIME, EV_SYN, SYN_REPORT, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, BTN_EXTRA, 1);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_SYN, SYN_REPORT, 0);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyKeyWasCalled(&keyArgs));
     ASSERT_EQ(AKEY_EVENT_ACTION_DOWN, keyArgs.action);
     ASSERT_EQ(AKEYCODE_FORWARD, keyArgs.keyCode);
@@ -4247,8 +4513,8 @@
     ASSERT_NO_FATAL_FAILURE(assertPointerCoords(motionArgs.pointerCoords[0],
             100.0f, 200.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f));
 
-    process(mapper, ARBITRARY_TIME, EV_KEY, BTN_EXTRA, 0);
-    process(mapper, ARBITRARY_TIME, EV_SYN, SYN_REPORT, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, BTN_EXTRA, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_SYN, SYN_REPORT, 0);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&motionArgs));
     ASSERT_EQ(AMOTION_EVENT_ACTION_BUTTON_RELEASE, motionArgs.action);
     ASSERT_EQ(0, motionArgs.buttonState);
@@ -4278,9 +4544,9 @@
 
     NotifyMotionArgs args;
 
-    process(mapper, ARBITRARY_TIME, EV_REL, REL_X, 10);
-    process(mapper, ARBITRARY_TIME, EV_REL, REL_Y, 20);
-    process(mapper, ARBITRARY_TIME, EV_SYN, SYN_REPORT, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_REL, REL_X, 10);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_REL, REL_Y, 20);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_SYN, SYN_REPORT, 0);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&args));
     ASSERT_EQ(AINPUT_SOURCE_MOUSE, args.source);
     ASSERT_EQ(AMOTION_EVENT_ACTION_HOVER_MOVE, args.action);
@@ -4306,9 +4572,9 @@
     NotifyMotionArgs args;
 
     // Move.
-    process(mapper, ARBITRARY_TIME, EV_REL, REL_X, 10);
-    process(mapper, ARBITRARY_TIME, EV_REL, REL_Y, 20);
-    process(mapper, ARBITRARY_TIME, EV_SYN, SYN_REPORT, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_REL, REL_X, 10);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_REL, REL_Y, 20);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_SYN, SYN_REPORT, 0);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&args));
     ASSERT_EQ(AINPUT_SOURCE_MOUSE_RELATIVE, args.source);
     ASSERT_EQ(AMOTION_EVENT_ACTION_MOVE, args.action);
@@ -4317,8 +4583,8 @@
     ASSERT_NO_FATAL_FAILURE(assertPosition(*mFakePointerController, 100.0f, 200.0f));
 
     // Button press.
-    process(mapper, ARBITRARY_TIME, EV_KEY, BTN_MOUSE, 1);
-    process(mapper, ARBITRARY_TIME, EV_SYN, SYN_REPORT, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, BTN_MOUSE, 1);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_SYN, SYN_REPORT, 0);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&args));
     ASSERT_EQ(AINPUT_SOURCE_MOUSE_RELATIVE, args.source);
     ASSERT_EQ(AMOTION_EVENT_ACTION_DOWN, args.action);
@@ -4331,8 +4597,8 @@
             0.0f, 0.0f, 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f));
 
     // Button release.
-    process(mapper, ARBITRARY_TIME + 2, EV_KEY, BTN_MOUSE, 0);
-    process(mapper, ARBITRARY_TIME + 2, EV_SYN, SYN_REPORT, 0);
+    process(mapper, ARBITRARY_TIME + 2, READ_TIME, EV_KEY, BTN_MOUSE, 0);
+    process(mapper, ARBITRARY_TIME + 2, READ_TIME, EV_SYN, SYN_REPORT, 0);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&args));
     ASSERT_EQ(AINPUT_SOURCE_MOUSE_RELATIVE, args.source);
     ASSERT_EQ(AMOTION_EVENT_ACTION_BUTTON_RELEASE, args.action);
@@ -4345,9 +4611,9 @@
             0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f, 0.0f));
 
     // Another move.
-    process(mapper, ARBITRARY_TIME, EV_REL, REL_X, 30);
-    process(mapper, ARBITRARY_TIME, EV_REL, REL_Y, 40);
-    process(mapper, ARBITRARY_TIME, EV_SYN, SYN_REPORT, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_REL, REL_X, 30);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_REL, REL_Y, 40);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_SYN, SYN_REPORT, 0);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&args));
     ASSERT_EQ(AINPUT_SOURCE_MOUSE_RELATIVE, args.source);
     ASSERT_EQ(AMOTION_EVENT_ACTION_MOVE, args.action);
@@ -4366,9 +4632,9 @@
     ASSERT_EQ(ARBITRARY_TIME, resetArgs.eventTime);
     ASSERT_EQ(DEVICE_ID, resetArgs.deviceId);
 
-    process(mapper, ARBITRARY_TIME, EV_REL, REL_X, 10);
-    process(mapper, ARBITRARY_TIME, EV_REL, REL_Y, 20);
-    process(mapper, ARBITRARY_TIME, EV_SYN, SYN_REPORT, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_REL, REL_X, 10);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_REL, REL_Y, 20);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_SYN, SYN_REPORT, 0);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&args));
     ASSERT_EQ(AINPUT_SOURCE_MOUSE, args.source);
     ASSERT_EQ(AMOTION_EVENT_ACTION_HOVER_MOVE, args.action);
@@ -4394,9 +4660,9 @@
     mFakePointerController->setButtonState(0);
 
     NotifyMotionArgs args;
-    process(mapper, ARBITRARY_TIME, EV_REL, REL_X, 10);
-    process(mapper, ARBITRARY_TIME, EV_REL, REL_Y, 20);
-    process(mapper, ARBITRARY_TIME, EV_SYN, SYN_REPORT, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_REL, REL_X, 10);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_REL, REL_Y, 20);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_SYN, SYN_REPORT, 0);
     ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&args));
     ASSERT_EQ(AINPUT_SOURCE_MOUSE, args.source);
     ASSERT_EQ(AMOTION_EVENT_ACTION_HOVER_MOVE, args.action);
@@ -4619,46 +4885,46 @@
 }
 
 void SingleTouchInputMapperTest::processDown(SingleTouchInputMapper& mapper, int32_t x, int32_t y) {
-    process(mapper, ARBITRARY_TIME, EV_KEY, BTN_TOUCH, 1);
-    process(mapper, ARBITRARY_TIME, EV_ABS, ABS_X, x);
-    process(mapper, ARBITRARY_TIME, EV_ABS, ABS_Y, y);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, BTN_TOUCH, 1);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_ABS, ABS_X, x);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_ABS, ABS_Y, y);
 }
 
 void SingleTouchInputMapperTest::processMove(SingleTouchInputMapper& mapper, int32_t x, int32_t y) {
-    process(mapper, ARBITRARY_TIME, EV_ABS, ABS_X, x);
-    process(mapper, ARBITRARY_TIME, EV_ABS, ABS_Y, y);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_ABS, ABS_X, x);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_ABS, ABS_Y, y);
 }
 
 void SingleTouchInputMapperTest::processUp(SingleTouchInputMapper& mapper) {
-    process(mapper, ARBITRARY_TIME, EV_KEY, BTN_TOUCH, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, BTN_TOUCH, 0);
 }
 
 void SingleTouchInputMapperTest::processPressure(SingleTouchInputMapper& mapper, int32_t pressure) {
-    process(mapper, ARBITRARY_TIME, EV_ABS, ABS_PRESSURE, pressure);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_ABS, ABS_PRESSURE, pressure);
 }
 
 void SingleTouchInputMapperTest::processToolMajor(SingleTouchInputMapper& mapper,
                                                   int32_t toolMajor) {
-    process(mapper, ARBITRARY_TIME, EV_ABS, ABS_TOOL_WIDTH, toolMajor);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_ABS, ABS_TOOL_WIDTH, toolMajor);
 }
 
 void SingleTouchInputMapperTest::processDistance(SingleTouchInputMapper& mapper, int32_t distance) {
-    process(mapper, ARBITRARY_TIME, EV_ABS, ABS_DISTANCE, distance);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_ABS, ABS_DISTANCE, distance);
 }
 
 void SingleTouchInputMapperTest::processTilt(SingleTouchInputMapper& mapper, int32_t tiltX,
                                              int32_t tiltY) {
-    process(mapper, ARBITRARY_TIME, EV_ABS, ABS_TILT_X, tiltX);
-    process(mapper, ARBITRARY_TIME, EV_ABS, ABS_TILT_Y, tiltY);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_ABS, ABS_TILT_X, tiltX);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_ABS, ABS_TILT_Y, tiltY);
 }
 
 void SingleTouchInputMapperTest::processKey(SingleTouchInputMapper& mapper, int32_t code,
                                             int32_t value) {
-    process(mapper, ARBITRARY_TIME, EV_KEY, code, value);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, code, value);
 }
 
 void SingleTouchInputMapperTest::processSync(SingleTouchInputMapper& mapper) {
-    process(mapper, ARBITRARY_TIME, EV_SYN, SYN_REPORT, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_SYN, SYN_REPORT, 0);
 }
 
 TEST_F(SingleTouchInputMapperTest, GetSources_WhenDeviceTypeIsNotSpecifiedAndNotACursor_ReturnsPointer) {
@@ -5946,64 +6212,64 @@
 
 void MultiTouchInputMapperTest::processPosition(MultiTouchInputMapper& mapper, int32_t x,
                                                 int32_t y) {
-    process(mapper, ARBITRARY_TIME, EV_ABS, ABS_MT_POSITION_X, x);
-    process(mapper, ARBITRARY_TIME, EV_ABS, ABS_MT_POSITION_Y, y);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_ABS, ABS_MT_POSITION_X, x);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_ABS, ABS_MT_POSITION_Y, y);
 }
 
 void MultiTouchInputMapperTest::processTouchMajor(MultiTouchInputMapper& mapper,
                                                   int32_t touchMajor) {
-    process(mapper, ARBITRARY_TIME, EV_ABS, ABS_MT_TOUCH_MAJOR, touchMajor);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_ABS, ABS_MT_TOUCH_MAJOR, touchMajor);
 }
 
 void MultiTouchInputMapperTest::processTouchMinor(MultiTouchInputMapper& mapper,
                                                   int32_t touchMinor) {
-    process(mapper, ARBITRARY_TIME, EV_ABS, ABS_MT_TOUCH_MINOR, touchMinor);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_ABS, ABS_MT_TOUCH_MINOR, touchMinor);
 }
 
 void MultiTouchInputMapperTest::processToolMajor(MultiTouchInputMapper& mapper, int32_t toolMajor) {
-    process(mapper, ARBITRARY_TIME, EV_ABS, ABS_MT_WIDTH_MAJOR, toolMajor);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_ABS, ABS_MT_WIDTH_MAJOR, toolMajor);
 }
 
 void MultiTouchInputMapperTest::processToolMinor(MultiTouchInputMapper& mapper, int32_t toolMinor) {
-    process(mapper, ARBITRARY_TIME, EV_ABS, ABS_MT_WIDTH_MINOR, toolMinor);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_ABS, ABS_MT_WIDTH_MINOR, toolMinor);
 }
 
 void MultiTouchInputMapperTest::processOrientation(MultiTouchInputMapper& mapper,
                                                    int32_t orientation) {
-    process(mapper, ARBITRARY_TIME, EV_ABS, ABS_MT_ORIENTATION, orientation);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_ABS, ABS_MT_ORIENTATION, orientation);
 }
 
 void MultiTouchInputMapperTest::processPressure(MultiTouchInputMapper& mapper, int32_t pressure) {
-    process(mapper, ARBITRARY_TIME, EV_ABS, ABS_MT_PRESSURE, pressure);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_ABS, ABS_MT_PRESSURE, pressure);
 }
 
 void MultiTouchInputMapperTest::processDistance(MultiTouchInputMapper& mapper, int32_t distance) {
-    process(mapper, ARBITRARY_TIME, EV_ABS, ABS_MT_DISTANCE, distance);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_ABS, ABS_MT_DISTANCE, distance);
 }
 
 void MultiTouchInputMapperTest::processId(MultiTouchInputMapper& mapper, int32_t id) {
-    process(mapper, ARBITRARY_TIME, EV_ABS, ABS_MT_TRACKING_ID, id);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_ABS, ABS_MT_TRACKING_ID, id);
 }
 
 void MultiTouchInputMapperTest::processSlot(MultiTouchInputMapper& mapper, int32_t slot) {
-    process(mapper, ARBITRARY_TIME, EV_ABS, ABS_MT_SLOT, slot);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_ABS, ABS_MT_SLOT, slot);
 }
 
 void MultiTouchInputMapperTest::processToolType(MultiTouchInputMapper& mapper, int32_t toolType) {
-    process(mapper, ARBITRARY_TIME, EV_ABS, ABS_MT_TOOL_TYPE, toolType);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_ABS, ABS_MT_TOOL_TYPE, toolType);
 }
 
 void MultiTouchInputMapperTest::processKey(MultiTouchInputMapper& mapper, int32_t code,
                                            int32_t value) {
-    process(mapper, ARBITRARY_TIME, EV_KEY, code, value);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_KEY, code, value);
 }
 
 void MultiTouchInputMapperTest::processMTSync(MultiTouchInputMapper& mapper) {
-    process(mapper, ARBITRARY_TIME, EV_SYN, SYN_MT_REPORT, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_SYN, SYN_MT_REPORT, 0);
 }
 
 void MultiTouchInputMapperTest::processSync(MultiTouchInputMapper& mapper) {
-    process(mapper, ARBITRARY_TIME, EV_SYN, SYN_REPORT, 0);
+    process(mapper, ARBITRARY_TIME, READ_TIME, EV_SYN, SYN_REPORT, 0);
 }
 
 TEST_F(MultiTouchInputMapperTest, Process_NormalMultiTouchGesture_WithoutTrackingIds) {
@@ -7437,6 +7703,32 @@
 }
 
 /**
+ * Ensure that the readTime is set to the SYN_REPORT value when processing touch events.
+ */
+TEST_F(MultiTouchInputMapperTest, Process_SendsReadTime) {
+    addConfigurationProperty("touch.deviceType", "touchScreen");
+    prepareAxes(POSITION);
+    MultiTouchInputMapper& mapper = addMapperAndConfigure<MultiTouchInputMapper>();
+
+    prepareDisplay(DISPLAY_ORIENTATION_0);
+    process(mapper, 10, 11 /*readTime*/, EV_ABS, ABS_MT_TRACKING_ID, 1);
+    process(mapper, 15, 16 /*readTime*/, EV_ABS, ABS_MT_POSITION_X, 100);
+    process(mapper, 20, 21 /*readTime*/, EV_ABS, ABS_MT_POSITION_Y, 100);
+    process(mapper, 25, 26 /*readTime*/, EV_SYN, SYN_REPORT, 0);
+
+    NotifyMotionArgs args;
+    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&args));
+    ASSERT_EQ(26, args.readTime);
+
+    process(mapper, 30, 31 /*readTime*/, EV_ABS, ABS_MT_POSITION_X, 110);
+    process(mapper, 30, 32 /*readTime*/, EV_ABS, ABS_MT_POSITION_Y, 220);
+    process(mapper, 30, 33 /*readTime*/, EV_SYN, SYN_REPORT, 0);
+
+    ASSERT_NO_FATAL_FAILURE(mFakeListener->assertNotifyMotionWasCalled(&args));
+    ASSERT_EQ(33, args.readTime);
+}
+
+/**
  * When the viewport is not active (isActive=false), the touch mapper should be disabled and the
  * events should not be delivered to the listener.
  */
diff --git a/services/powermanager/Android.bp b/services/powermanager/Android.bp
index 68f4f28..1d3e5b5 100644
--- a/services/powermanager/Android.bp
+++ b/services/powermanager/Android.bp
@@ -1,3 +1,12 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library_shared {
     name: "libpowermanager",
 
diff --git a/services/powermanager/benchmarks/Android.bp b/services/powermanager/benchmarks/Android.bp
index ad93a65..a489253 100644
--- a/services/powermanager/benchmarks/Android.bp
+++ b/services/powermanager/benchmarks/Android.bp
@@ -12,6 +12,15 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_benchmark {
     name: "libpowermanager_benchmarks",
     srcs: [
diff --git a/services/powermanager/tests/Android.bp b/services/powermanager/tests/Android.bp
index 0f5037e..69e4041 100644
--- a/services/powermanager/tests/Android.bp
+++ b/services/powermanager/tests/Android.bp
@@ -12,6 +12,15 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_test {
     name: "libpowermanager_test",
     test_suites: ["device-tests"],
diff --git a/services/schedulerservice/Android.bp b/services/schedulerservice/Android.bp
index 73802db..4ef72d0 100644
--- a/services/schedulerservice/Android.bp
+++ b/services/schedulerservice/Android.bp
@@ -1,3 +1,12 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library_shared {
     name: "libschedulerservicehidl",
     srcs: [
diff --git a/services/sensorservice/Android.bp b/services/sensorservice/Android.bp
index 532a2e5..ca9ff7c 100644
--- a/services/sensorservice/Android.bp
+++ b/services/sensorservice/Android.bp
@@ -1,3 +1,12 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 subdirs = [
     "hidl"
 ]
diff --git a/services/sensorservice/SensorDevice.cpp b/services/sensorservice/SensorDevice.cpp
index 2810bff..23893ea 100644
--- a/services/sensorservice/SensorDevice.cpp
+++ b/services/sensorservice/SensorDevice.cpp
@@ -914,6 +914,21 @@
     return mActivationCount.valueAt(activationIndex).numActiveClients() > 0;
 }
 
+void SensorDevice::onMicSensorAccessChanged(void* ident, int handle, nsecs_t samplingPeriodNs) {
+    Mutex::Autolock _l(mLock);
+    ssize_t activationIndex = mActivationCount.indexOfKey(handle);
+    if (activationIndex < 0) {
+        ALOGW("Handle %d cannot be found in activation record", handle);
+        return;
+    }
+    Info& info(mActivationCount.editValueAt(activationIndex));
+    if (info.hasBatchParamsForIdent(ident)) {
+        ssize_t index = info.batchParams.indexOfKey(ident);
+        BatchParams& params = info.batchParams.editValueAt(index);
+        params.mTSample = samplingPeriodNs;
+    }
+}
+
 void SensorDevice::enableAllSensors() {
     if (mSensors == nullptr) return;
     Mutex::Autolock _l(mLock);
diff --git a/services/sensorservice/SensorDevice.h b/services/sensorservice/SensorDevice.h
index 5e7d3da..75da7bb 100644
--- a/services/sensorservice/SensorDevice.h
+++ b/services/sensorservice/SensorDevice.h
@@ -125,6 +125,10 @@
 
     bool isSensorActive(int handle) const;
 
+    // To update the BatchParams of a SensorEventConnection when the mic toggle changes its state
+    // while the Sensors Off toggle is on.
+    void onMicSensorAccessChanged(void* ident, int handle, nsecs_t samplingPeriodNs);
+
     // Dumpable
     virtual std::string dump() const override;
     virtual void dump(util::ProtoOutputStream* proto) const override;
diff --git a/services/sensorservice/SensorDirectConnection.cpp b/services/sensorservice/SensorDirectConnection.cpp
index e4c33da..af86d09 100644
--- a/services/sensorservice/SensorDirectConnection.cpp
+++ b/services/sensorservice/SensorDirectConnection.cpp
@@ -32,6 +32,8 @@
         : mService(service), mUid(uid), mMem(*mem),
         mHalChannelHandle(halChannelHandle),
         mOpPackageName(opPackageName), mDestroyed(false) {
+    mIsRateCappedBasedOnPermission = mService->isRateCappedBasedOnPermission(mOpPackageName);
+    mUserId = multiuser_get_user_id(mUid);
     ALOGD_IF(DEBUG_CONNECTIONS, "Created SensorDirectConnection");
 }
 
@@ -101,6 +103,14 @@
     }
 }
 
+void SensorService::SensorDirectConnection::onMicSensorAccessChanged(bool isMicToggleOn) {
+    if (isMicToggleOn) {
+        capRates();
+    } else {
+        uncapRates();
+    }
+}
+
 bool SensorService::SensorDirectConnection::hasSensorAccess() const {
     return mService->hasSensorAccess(mUid, mOpPackageName);
 }
@@ -134,6 +144,7 @@
 
     if (handle == -1 && rateLevel == SENSOR_DIRECT_RATE_STOP) {
         stopAll();
+        mMicRateBackup.clear();
         return NO_ERROR;
     }
 
@@ -157,6 +168,14 @@
         return INVALID_OPERATION;
     }
 
+    int requestedRateLevel = rateLevel;
+    if (mService->isSensorInCappedSet(s.getType()) && rateLevel != SENSOR_DIRECT_RATE_STOP) {
+        status_t err = mService->adjustRateLevelBasedOnMicAndPermission(&rateLevel, mOpPackageName);
+        if (err != OK) {
+            return err;
+        }
+    }
+
     struct sensors_direct_cfg_t config = {
         .rate_level = rateLevel
     };
@@ -168,18 +187,100 @@
     if (rateLevel == SENSOR_DIRECT_RATE_STOP) {
         if (ret == NO_ERROR) {
             mActivated.erase(handle);
+            mMicRateBackup.erase(handle);
         } else if (ret > 0) {
             ret = UNKNOWN_ERROR;
         }
     } else {
         if (ret > 0) {
             mActivated[handle] = rateLevel;
+            if (mService->isSensorInCappedSet(s.getType())) {
+                // Back up the rates that the app is allowed to have if the mic toggle is off
+                // This is used in the uncapRates() function.
+                if (!mIsRateCappedBasedOnPermission ||
+                            requestedRateLevel <= SENSOR_SERVICE_CAPPED_SAMPLING_RATE_LEVEL) {
+                    mMicRateBackup[handle] = requestedRateLevel;
+                } else {
+                    mMicRateBackup[handle] = SENSOR_SERVICE_CAPPED_SAMPLING_RATE_LEVEL;
+                }
+            }
         }
     }
 
     return ret;
 }
 
+void SensorService::SensorDirectConnection::capRates() {
+    Mutex::Autolock _l(mConnectionLock);
+    const struct sensors_direct_cfg_t capConfig = {
+        .rate_level = SENSOR_SERVICE_CAPPED_SAMPLING_RATE_LEVEL
+    };
+
+    const struct sensors_direct_cfg_t stopConfig = {
+        .rate_level = SENSOR_DIRECT_RATE_STOP
+    };
+
+    // If our requests are in the backup, then we shouldn't activate sensors from here
+    bool temporarilyStopped = mActivated.empty() && !mActivatedBackup.empty();
+    std::unordered_map<int, int>& existingConnections =
+                    (!temporarilyStopped) ? mActivated : mActivatedBackup;
+
+    SensorDevice& dev(SensorDevice::getInstance());
+    for (auto &i : existingConnections) {
+        int handle = i.first;
+        int rateLevel = i.second;
+        sp<SensorInterface> si = mService->getSensorInterfaceFromHandle(handle);
+        if (si != nullptr) {
+            const Sensor& s = si->getSensor();
+            if (mService->isSensorInCappedSet(s.getType()) &&
+                        rateLevel > SENSOR_SERVICE_CAPPED_SAMPLING_RATE_LEVEL) {
+                mMicRateBackup[handle] = rateLevel;
+                // Modify the rate kept by the existing map
+                existingConnections[handle] = SENSOR_SERVICE_CAPPED_SAMPLING_RATE_LEVEL;
+                // Only reconfigure the channel if it's ongoing
+                if (!temporarilyStopped) {
+                    // Stopping before reconfiguring is the well-tested path in CTS
+                    dev.configureDirectChannel(handle, getHalChannelHandle(), &stopConfig);
+                    dev.configureDirectChannel(handle, getHalChannelHandle(), &capConfig);
+                }
+            }
+        }
+    }
+}
+
+void SensorService::SensorDirectConnection::uncapRates() {
+    Mutex::Autolock _l(mConnectionLock);
+
+    // If our requests are in the backup, then we shouldn't activate sensors from here
+    bool temporarilyStopped = mActivated.empty() && !mActivatedBackup.empty();
+    std::unordered_map<int, int>& existingConnections =
+                    (!temporarilyStopped) ? mActivated : mActivatedBackup;
+
+    const struct sensors_direct_cfg_t stopConfig = {
+        .rate_level = SENSOR_DIRECT_RATE_STOP
+    };
+    SensorDevice& dev(SensorDevice::getInstance());
+    for (auto &i : mMicRateBackup) {
+        int handle = i.first;
+        int rateLevel = i.second;
+
+        const struct sensors_direct_cfg_t config = {
+            .rate_level = rateLevel
+        };
+
+        // Modify the rate kept by the existing map
+        existingConnections[handle] = rateLevel;
+
+        // Only reconfigure the channel if it's ongoing
+        if (!temporarilyStopped) {
+            // Stopping before reconfiguring is the well-tested path in CTS
+            dev.configureDirectChannel(handle, getHalChannelHandle(), &stopConfig);
+            dev.configureDirectChannel(handle, getHalChannelHandle(), &config);
+        }
+    }
+    mMicRateBackup.clear();
+}
+
 void SensorService::SensorDirectConnection::stopAll(bool backupRecord) {
     Mutex::Autolock _l(mConnectionLock);
     stopAllLocked(backupRecord);
diff --git a/services/sensorservice/SensorDirectConnection.h b/services/sensorservice/SensorDirectConnection.h
index 4181b65..a3f348b 100644
--- a/services/sensorservice/SensorDirectConnection.h
+++ b/services/sensorservice/SensorDirectConnection.h
@@ -50,6 +50,8 @@
     // regained due to changes in the sensor restricted/privacy mode or the
     // app changed to idle/active status.
     void onSensorAccessChanged(bool hasAccess);
+    void onMicSensorAccessChanged(bool isMicToggleOn);
+    userid_t getUserId() const { return mUserId; }
 
 protected:
     virtual ~SensorDirectConnection();
@@ -82,6 +84,11 @@
     // If no requests are backed up by stopAll(), this method is no-op.
     void recoverAll();
 
+    // Limits all active sensor direct report requests when the mic toggle is flipped to on.
+    void capRates();
+    // Recover sensor requests previously capped by capRates().
+    void uncapRates();
+
     const sp<SensorService> mService;
     const uid_t mUid;
     const sensors_direct_mem_t mMem;
@@ -91,9 +98,12 @@
     mutable Mutex mConnectionLock;
     std::unordered_map<int, int> mActivated;
     std::unordered_map<int, int> mActivatedBackup;
+    std::unordered_map<int, int> mMicRateBackup;
 
+    std::atomic_bool mIsRateCappedBasedOnPermission;
     mutable Mutex mDestroyLock;
     bool mDestroyed;
+    userid_t mUserId;
 };
 
 } // namepsace android
diff --git a/services/sensorservice/SensorEventConnection.cpp b/services/sensorservice/SensorEventConnection.cpp
index 6810c1b7..5225dd7 100644
--- a/services/sensorservice/SensorEventConnection.cpp
+++ b/services/sensorservice/SensorEventConnection.cpp
@@ -38,12 +38,14 @@
 
 SensorService::SensorEventConnection::SensorEventConnection(
         const sp<SensorService>& service, uid_t uid, String8 packageName, bool isDataInjectionMode,
-        const String16& opPackageName)
+        const String16& opPackageName, const String16& attributionTag)
     : mService(service), mUid(uid), mWakeLockRefCount(0), mHasLooperCallbacks(false),
       mDead(false), mDataInjectionMode(isDataInjectionMode), mEventCache(nullptr),
       mCacheSize(0), mMaxCacheSize(0), mTimeOfLastEventDrop(0), mEventsDropped(0),
-      mPackageName(packageName), mOpPackageName(opPackageName), mTargetSdk(kTargetSdkUnknown),
-      mDestroyed(false) {
+      mPackageName(packageName), mOpPackageName(opPackageName), mAttributionTag(attributionTag),
+      mTargetSdk(kTargetSdkUnknown), mDestroyed(false) {
+    mIsRateCappedBasedOnPermission = mService->isRateCappedBasedOnPermission(mOpPackageName);
+    mUserId = multiuser_get_user_id(mUid);
     mChannel = new BitTube(mService->mSocketBufferSize);
 #if DEBUG_CONNECTIONS
     mEventsReceived = mEventsSentFromCache = mEventsSent = 0;
@@ -285,6 +287,29 @@
     }
 }
 
+// TODO(b/179649922): A better algorithm to guarantee that capped connections will get a sampling
+// rate close to 200 Hz. With the current algorithm, apps might be punished unfairly: E.g.,two apps
+// make requests to the sensor service at the same time, one is not capped and uses 250 Hz, and one
+//is capped, the capped connection will only get 125 Hz.
+void SensorService::SensorEventConnection::addSensorEventsToBuffer(bool shouldResample,
+    const sensors_event_t& sensorEvent, sensors_event_t* buffer, int* index) {
+    if (!shouldResample || !mService->isSensorInCappedSet(sensorEvent.type)) {
+        buffer[(*index)++] = sensorEvent;
+    } else {
+        int64_t lastTimestamp = -1;
+        auto entry = mSensorLastTimestamp.find(sensorEvent.sensor);
+        if (entry != mSensorLastTimestamp.end()) {
+            lastTimestamp = entry->second;
+        }
+        // Allow 10% headroom here because the clocks are not perfect.
+        if (lastTimestamp == -1  || sensorEvent.timestamp - lastTimestamp
+                                        >= 0.9 * SENSOR_SERVICE_CAPPED_SAMPLING_PERIOD_NS) {
+            mSensorLastTimestamp[sensorEvent.sensor] = sensorEvent.timestamp;
+            buffer[(*index)++] = sensorEvent;
+        }
+    }
+}
+
 status_t SensorService::SensorEventConnection::sendEvents(
         sensors_event_t const* buffer, size_t numEvents,
         sensors_event_t* scratch,
@@ -293,6 +318,8 @@
 
     std::unique_ptr<sensors_event_t[]> sanitizedBuffer;
 
+    bool shouldResample = mService->isMicSensorPrivacyEnabledForUid(mUid) ||
+                            mIsRateCappedBasedOnPermission;
     int count = 0;
     Mutex::Autolock _l(mConnectionLock);
     if (scratch) {
@@ -346,7 +373,7 @@
                     // Regular sensor event, just copy it to the scratch buffer after checking
                     // the AppOp.
                     if (hasSensorAccess() && noteOpIfRequired(buffer[i])) {
-                        scratch[count++] = buffer[i];
+                        addSensorEventsToBuffer(shouldResample, buffer[i], scratch, &count);
                     }
                 }
                 i++;
@@ -356,12 +383,13 @@
                                         buffer[i].meta_data.sensor == sensor_handle)));
         }
     } else {
+        sanitizedBuffer.reset(new sensors_event_t[numEvents]);
+        scratch = sanitizedBuffer.get();
         if (hasSensorAccess()) {
-            scratch = const_cast<sensors_event_t *>(buffer);
-            count = numEvents;
+            for (size_t i = 0; i < numEvents; i++) {
+                addSensorEventsToBuffer(shouldResample, buffer[i], scratch, &count);
+            }
         } else {
-            sanitizedBuffer.reset(new sensors_event_t[numEvents]);
-            scratch = sanitizedBuffer.get();
             for (size_t i = 0; i < numEvents; i++) {
                 if (buffer[i].type == SENSOR_TYPE_META_DATA) {
                     scratch[count++] = buffer[i++];
@@ -465,7 +493,8 @@
             noteMsg.append(String16(mService->getSensorStringType(sensorHandle)));
             noteMsg.append(String16(")"));
             int32_t appOpMode = mService->sAppOpsManager.noteOp(iter->second, mUid,
-                                                                mOpPackageName, {}, noteMsg);
+                                                                mOpPackageName, mAttributionTag,
+                                                                noteMsg);
             success = (appOpMode == AppOpsManager::MODE_ALLOWED);
         }
     }
@@ -684,24 +713,118 @@
 
     status_t err;
     if (enabled) {
+        nsecs_t requestedSamplingPeriodNs = samplingPeriodNs;
+        bool isSensorCapped = false;
+        sp<SensorInterface> si = mService->getSensorInterfaceFromHandle(handle);
+        if (si != nullptr) {
+            const Sensor& s = si->getSensor();
+            if (mService->isSensorInCappedSet(s.getType())) {
+                isSensorCapped = true;
+            }
+        }
+        if (isSensorCapped) {
+            err = mService->adjustSamplingPeriodBasedOnMicAndPermission(&samplingPeriodNs,
+                                String16(mOpPackageName));
+            if (err != OK) {
+                return err;
+            }
+        }
         err = mService->enable(this, handle, samplingPeriodNs, maxBatchReportLatencyNs,
                                reservedFlags, mOpPackageName);
+        if (err == OK && isSensorCapped) {
+            if (!mIsRateCappedBasedOnPermission ||
+                        requestedSamplingPeriodNs >= SENSOR_SERVICE_CAPPED_SAMPLING_PERIOD_NS) {
+                mMicSamplingPeriodBackup[handle] = requestedSamplingPeriodNs;
+            } else {
+                mMicSamplingPeriodBackup[handle] = SENSOR_SERVICE_CAPPED_SAMPLING_PERIOD_NS;
+            }
+        }
 
     } else {
         err = mService->disable(this, handle);
+        mMicSamplingPeriodBackup.erase(handle);
     }
     return err;
 }
 
-status_t SensorService::SensorEventConnection::setEventRate(
-        int handle, nsecs_t samplingPeriodNs)
-{
+status_t SensorService::SensorEventConnection::setEventRate(int handle, nsecs_t samplingPeriodNs) {
     if (mDestroyed) {
         android_errorWriteLog(0x534e4554, "168211968");
         return DEAD_OBJECT;
     }
 
-    return mService->setEventRate(this, handle, samplingPeriodNs, mOpPackageName);
+    nsecs_t requestedSamplingPeriodNs = samplingPeriodNs;
+    bool isSensorCapped = false;
+    sp<SensorInterface> si = mService->getSensorInterfaceFromHandle(handle);
+    if (si != nullptr) {
+        const Sensor& s = si->getSensor();
+        if (mService->isSensorInCappedSet(s.getType())) {
+            isSensorCapped = true;
+        }
+    }
+    if (isSensorCapped) {
+        status_t err = mService->adjustSamplingPeriodBasedOnMicAndPermission(&samplingPeriodNs,
+                            String16(mOpPackageName));
+        if (err != OK) {
+            return err;
+        }
+    }
+    status_t ret = mService->setEventRate(this, handle, samplingPeriodNs, mOpPackageName);
+    if (ret == OK && isSensorCapped) {
+        if (!mIsRateCappedBasedOnPermission ||
+                    requestedSamplingPeriodNs >= SENSOR_SERVICE_CAPPED_SAMPLING_PERIOD_NS) {
+            mMicSamplingPeriodBackup[handle] = requestedSamplingPeriodNs;
+        } else {
+            mMicSamplingPeriodBackup[handle] = SENSOR_SERVICE_CAPPED_SAMPLING_PERIOD_NS;
+        }
+    }
+    return ret;
+}
+
+void SensorService::SensorEventConnection::onMicSensorAccessChanged(bool isMicToggleOn) {
+    if (isMicToggleOn) {
+        capRates();
+    } else {
+        uncapRates();
+    }
+}
+
+void SensorService::SensorEventConnection::capRates() {
+    Mutex::Autolock _l(mConnectionLock);
+    SensorDevice& dev(SensorDevice::getInstance());
+    for (auto &i : mMicSamplingPeriodBackup) {
+        int handle = i.first;
+        nsecs_t samplingPeriodNs = i.second;
+        if (samplingPeriodNs < SENSOR_SERVICE_CAPPED_SAMPLING_PERIOD_NS) {
+            if (hasSensorAccess()) {
+                mService->setEventRate(this, handle, SENSOR_SERVICE_CAPPED_SAMPLING_PERIOD_NS,
+                                       mOpPackageName);
+            } else {
+                // Update SensorDevice with the capped rate so that when sensor access is restored,
+                // the correct event rate is used.
+                dev.onMicSensorAccessChanged(this, handle,
+                                             SENSOR_SERVICE_CAPPED_SAMPLING_PERIOD_NS);
+            }
+        }
+    }
+}
+
+void SensorService::SensorEventConnection::uncapRates() {
+    Mutex::Autolock _l(mConnectionLock);
+    SensorDevice& dev(SensorDevice::getInstance());
+    for (auto &i : mMicSamplingPeriodBackup) {
+        int handle = i.first;
+        nsecs_t samplingPeriodNs = i.second;
+        if (samplingPeriodNs < SENSOR_SERVICE_CAPPED_SAMPLING_PERIOD_NS) {
+            if (hasSensorAccess()) {
+                mService->setEventRate(this, handle, samplingPeriodNs, mOpPackageName);
+            } else {
+                // Update SensorDevice with the uncapped rate so that when sensor access is
+                // restored, the correct event rate is used.
+                dev.onMicSensorAccessChanged(this, handle, samplingPeriodNs);
+            }
+        }
+    }
 }
 
 status_t  SensorService::SensorEventConnection::flush() {
diff --git a/services/sensorservice/SensorEventConnection.h b/services/sensorservice/SensorEventConnection.h
index 9487a39..4e3f120 100644
--- a/services/sensorservice/SensorEventConnection.h
+++ b/services/sensorservice/SensorEventConnection.h
@@ -50,7 +50,8 @@
 
 public:
     SensorEventConnection(const sp<SensorService>& service, uid_t uid, String8 packageName,
-                          bool isDataInjectionMode, const String16& opPackageName);
+                          bool isDataInjectionMode, const String16& opPackageName,
+                          const String16& attributionTag);
 
     status_t sendEvents(sensors_event_t const* buffer, size_t count, sensors_event_t* scratch,
                         wp<const SensorEventConnection> const * mapFlushEventsToConnections = nullptr);
@@ -68,6 +69,9 @@
     String8 getPackageName() const;
 
     uid_t getUid() const { return mUid; }
+    // cap/uncap existing connection depending on the state of the mic toggle.
+    void onMicSensorAccessChanged(bool isMicToggleOn);
+    userid_t getUserId() const { return mUserId; }
 
 private:
     virtual ~SensorEventConnection();
@@ -137,10 +141,20 @@
 
     // Call noteOp for the sensor if the sensor requires a permission
     bool noteOpIfRequired(const sensors_event_t& event);
+    // Limits all active connections when the mic toggle is flipped to on.
+    void capRates();
+    // Recover sensor connection previously capped by capRates().
+    void uncapRates();
 
+    // Add sensorEvent to buffer at position index if the sensorEvent satisfies throttling rules.
+    void addSensorEventsToBuffer(bool shouldResample, const sensors_event_t& sensorEvent,
+                        sensors_event_t* buffer, int* index);
     sp<SensorService> const mService;
     sp<BitTube> mChannel;
     uid_t mUid;
+    std::atomic_bool mIsRateCappedBasedOnPermission;
+    // Store a mapping of sensor to the timestamp of their last sensor event.
+    std::unordered_map<int, int64_t> mSensorLastTimestamp;
     mutable Mutex mConnectionLock;
     // Number of events from wake up sensors which are still pending and haven't been delivered to
     // the corresponding application. It is incremented by one unit for each write to the socket.
@@ -177,6 +191,7 @@
     int mEventsDropped;
     String8 mPackageName;
     const String16 mOpPackageName;
+    const String16 mAttributionTag;
     int mTargetSdk;
 #if DEBUG_CONNECTIONS
     int mEventsReceived, mEventsSent, mEventsSentFromCache;
@@ -189,6 +204,9 @@
     // Store a mapping of sensor handles to required AppOp for a sensor. This map only contains a
     // valid mapping for sensors that require a permission in order to reduce the lookup time.
     std::unordered_map<int32_t, int32_t> mHandleToAppOp;
+    // Mapping of sensor handles to its rate before being capped by the mic toggle.
+    std::unordered_map<int, nsecs_t> mMicSamplingPeriodBackup;
+    userid_t mUserId;
 };
 
 } // namepsace android
diff --git a/services/sensorservice/SensorService.cpp b/services/sensorservice/SensorService.cpp
index 8f25bdb..942b7ae 100644
--- a/services/sensorservice/SensorService.cpp
+++ b/services/sensorservice/SensorService.cpp
@@ -13,6 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+#include <android-base/strings.h>
 #include <android/content/pm/IPackageManagerNative.h>
 #include <android/util/ProtoOutputStream.h>
 #include <frameworks/base/core/proto/android/service/sensor_service.proto.h>
@@ -88,6 +89,8 @@
 #define SENSOR_SERVICE_SCHED_FIFO_PRIORITY 10
 
 // Permissions.
+static const String16 sAccessHighSensorSamplingRatePermission(
+        "android.permission.HIGH_SAMPLING_RATE_SENSORS");
 static const String16 sDumpPermission("android.permission.DUMP");
 static const String16 sLocationHardwarePermission("android.permission.LOCATION_HARDWARE");
 static const String16 sManageSensorsPermission("android.permission.MANAGE_SENSORS");
@@ -366,6 +369,9 @@
     }
     mUidPolicy->unregisterSelf();
     mSensorPrivacyPolicy->unregisterSelf();
+    for (auto const& [userId, policy] : mMicSensorPrivacyPolicies) {
+        policy->unregisterSelf();
+    }
 }
 
 status_t SensorService::dump(int fd, const Vector<String16>& args) {
@@ -695,6 +701,35 @@
     }
 }
 
+void SensorService::capRates(userid_t userId) {
+    ConnectionSafeAutolock connLock = mConnectionHolder.lock(mLock);
+    for (const sp<SensorDirectConnection>& conn : connLock.getDirectConnections()) {
+        if (conn->getUserId() == userId) {
+            conn->onMicSensorAccessChanged(true);
+        }
+    }
+
+    for (const sp<SensorEventConnection>& conn : connLock.getActiveConnections()) {
+        if (conn->getUserId() == userId) {
+            conn->onMicSensorAccessChanged(true);
+        }
+    }
+}
+
+void SensorService::uncapRates(userid_t userId) {
+    ConnectionSafeAutolock connLock = mConnectionHolder.lock(mLock);
+    for (const sp<SensorDirectConnection>& conn : connLock.getDirectConnections()) {
+        if (conn->getUserId() == userId) {
+            conn->onMicSensorAccessChanged(false);
+        }
+    }
+
+    for (const sp<SensorEventConnection>& conn : connLock.getActiveConnections()) {
+        if (conn->getUserId() == userId) {
+            conn->onMicSensorAccessChanged(false);
+        }
+    }
+}
 
 // NOTE: This is a remote API - make sure all args are validated
 status_t SensorService::shellCommand(int in, int out, int err, Vector<String16>& args) {
@@ -1209,14 +1244,20 @@
     }
 }
 
-Vector<Sensor> SensorService::getSensorList(const String16& /* opPackageName */) {
+Vector<Sensor> SensorService::getSensorList(const String16& opPackageName) {
     char value[PROPERTY_VALUE_MAX];
     property_get("debug.sensors", value, "0");
     const Vector<Sensor>& initialSensorList = (atoi(value)) ?
             mSensors.getUserDebugSensors() : mSensors.getUserSensors();
     Vector<Sensor> accessibleSensorList;
+
+    bool isCapped = isRateCappedBasedOnPermission(opPackageName);
     for (size_t i = 0; i < initialSensorList.size(); i++) {
         Sensor sensor = initialSensorList[i];
+        if (isCapped && isSensorInCappedSet(sensor.getType())) {
+            sensor.capMinDelayMicros(SENSOR_SERVICE_CAPPED_SAMPLING_PERIOD_NS / 1000);
+            sensor.capHighestDirectReportRateLevel(SENSOR_SERVICE_CAPPED_SAMPLING_RATE_LEVEL);
+        }
         accessibleSensorList.add(sensor);
     }
     makeUuidsIntoIdsForSensorList(accessibleSensorList);
@@ -1244,7 +1285,7 @@
 }
 
 sp<ISensorEventConnection> SensorService::createSensorEventConnection(const String8& packageName,
-        int requestedMode, const String16& opPackageName) {
+        int requestedMode, const String16& opPackageName, const String16& attributionTag) {
     // Only 2 modes supported for a SensorEventConnection ... NORMAL and DATA_INJECTION.
     if (requestedMode != NORMAL && requestedMode != DATA_INJECTION) {
         return nullptr;
@@ -1266,7 +1307,7 @@
     String16 connOpPackageName =
             (opPackageName == String16("")) ? String16(connPackageName) : opPackageName;
     sp<SensorEventConnection> result(new SensorEventConnection(this, uid, connPackageName,
-            requestedMode == DATA_INJECTION, connOpPackageName));
+            requestedMode == DATA_INJECTION, connOpPackageName, attributionTag));
     if (requestedMode == DATA_INJECTION) {
         mConnectionHolder.addEventConnectionIfNotPresent(result);
         // Add the associated file descriptor to the Looper for polling whenever there is data to
@@ -2024,6 +2065,69 @@
     return mUidPolicy->isUidActive(uid);
 }
 
+bool SensorService::isRateCappedBasedOnPermission(const String16& opPackageName) {
+    int targetSdk = getTargetSdkVersion(opPackageName);
+    bool hasSamplingRatePermission = PermissionCache::checkCallingPermission(
+                    sAccessHighSensorSamplingRatePermission);
+    if (targetSdk < __ANDROID_API_S__ ||
+            (targetSdk >= __ANDROID_API_S__ && hasSamplingRatePermission)) {
+        return false;
+    }
+    return true;
+}
+
+bool SensorService::isSensorInCappedSet(int sensorType) {
+    return (sensorType == SENSOR_TYPE_ACCELEROMETER
+            || sensorType == SENSOR_TYPE_ACCELEROMETER_UNCALIBRATED
+            || sensorType == SENSOR_TYPE_GYROSCOPE
+            || sensorType == SENSOR_TYPE_GYROSCOPE_UNCALIBRATED
+            || sensorType == SENSOR_TYPE_MAGNETIC_FIELD
+            || sensorType == SENSOR_TYPE_MAGNETIC_FIELD_UNCALIBRATED);
+}
+
+status_t SensorService::adjustSamplingPeriodBasedOnMicAndPermission(nsecs_t* requestedPeriodNs,
+        const String16& opPackageName) {
+    uid_t uid = IPCThreadState::self()->getCallingUid();
+    bool shouldCapBasedOnPermission = isRateCappedBasedOnPermission(opPackageName);
+    if (*requestedPeriodNs >= SENSOR_SERVICE_CAPPED_SAMPLING_PERIOD_NS) {
+        return OK;
+    }
+    if (shouldCapBasedOnPermission) {
+        *requestedPeriodNs = SENSOR_SERVICE_CAPPED_SAMPLING_PERIOD_NS;
+        if (isPackageDebuggable(opPackageName)) {
+            return PERMISSION_DENIED;
+        }
+        return OK;
+    }
+    if (isMicSensorPrivacyEnabledForUid(uid)) {
+        *requestedPeriodNs = SENSOR_SERVICE_CAPPED_SAMPLING_PERIOD_NS;
+        return OK;
+    }
+    return OK;
+}
+
+status_t SensorService::adjustRateLevelBasedOnMicAndPermission(int* requestedRateLevel,
+        const String16& opPackageName) {
+    uid_t uid = IPCThreadState::self()->getCallingUid();
+    bool shouldCapBasedOnPermission = isRateCappedBasedOnPermission(opPackageName);
+
+    if (*requestedRateLevel <= SENSOR_SERVICE_CAPPED_SAMPLING_RATE_LEVEL) {
+        return OK;
+    }
+    if (shouldCapBasedOnPermission) {
+        *requestedRateLevel = SENSOR_SERVICE_CAPPED_SAMPLING_RATE_LEVEL;
+        if (isPackageDebuggable(opPackageName)) {
+            return PERMISSION_DENIED;
+        }
+        return OK;
+    }
+    if (isMicSensorPrivacyEnabledForUid(uid)) {
+        *requestedRateLevel = SENSOR_SERVICE_CAPPED_SAMPLING_RATE_LEVEL;
+        return OK;
+    }
+    return OK;
+}
+
 void SensorService::SensorPrivacyPolicy::registerSelf() {
     SensorPrivacyManager spm;
     mSensorPrivacyEnabled = spm.isSensorPrivacyEnabled();
@@ -2042,16 +2146,56 @@
 binder::Status SensorService::SensorPrivacyPolicy::onSensorPrivacyChanged(bool enabled) {
     mSensorPrivacyEnabled = enabled;
     sp<SensorService> service = mService.promote();
+
     if (service != nullptr) {
-        if (enabled) {
-            service->disableAllSensors();
+        if (mIsIndividualMic) {
+            if (enabled) {
+                service->capRates(mUserId);
+            } else {
+                service->uncapRates(mUserId);
+            }
         } else {
-            service->enableAllSensors();
+            if (enabled) {
+                service->disableAllSensors();
+            } else {
+                service->enableAllSensors();
+            }
         }
     }
     return binder::Status::ok();
 }
 
+status_t SensorService::SensorPrivacyPolicy::registerSelfForIndividual(int userId) {
+    Mutex::Autolock _l(mSensorPrivacyLock);
+
+    SensorPrivacyManager spm;
+    status_t err = spm.addIndividualSensorPrivacyListener(userId,
+            SensorPrivacyManager::INDIVIDUAL_SENSOR_MICROPHONE, this);
+
+    if (err != OK) {
+        ALOGE("Cannot register a mic listener.");
+        return err;
+    }
+    mSensorPrivacyEnabled = spm.isIndividualSensorPrivacyEnabled(userId,
+                SensorPrivacyManager::INDIVIDUAL_SENSOR_MICROPHONE);
+
+    mIsIndividualMic = true;
+    mUserId = userId;
+    return OK;
+}
+
+bool SensorService::isMicSensorPrivacyEnabledForUid(uid_t uid) {
+    userid_t userId = multiuser_get_user_id(uid);
+    if (mMicSensorPrivacyPolicies.find(userId) == mMicSensorPrivacyPolicies.end()) {
+        sp<SensorPrivacyPolicy> userPolicy = new SensorPrivacyPolicy(this);
+        if (userPolicy->registerSelfForIndividual(userId) != OK) {
+            return false;
+        }
+        mMicSensorPrivacyPolicies[userId] = userPolicy;
+    }
+    return mMicSensorPrivacyPolicies[userId]->isSensorPrivacyEnabled();
+}
+
 SensorService::ConnectionSafeAutolock::ConnectionSafeAutolock(
         SensorService::SensorConnectionHolder& holder, Mutex& mutex)
         : mConnectionHolder(holder), mAutolock(mutex) {}
@@ -2109,4 +2253,17 @@
     return ConnectionSafeAutolock(*this, mutex);
 }
 
+bool SensorService::isPackageDebuggable(const String16& opPackageName) {
+    bool debugMode = false;
+    sp<IBinder> binder = defaultServiceManager()->getService(String16("package_native"));
+    if (binder != nullptr) {
+        sp<content::pm::IPackageManagerNative> packageManager =
+                interface_cast<content::pm::IPackageManagerNative>(binder);
+        if (packageManager != nullptr) {
+            binder::Status status = packageManager->isPackageDebuggable(
+                opPackageName, &debugMode);
+        }
+    }
+    return debugMode;
+}
 } // namespace android
diff --git a/services/sensorservice/SensorService.h b/services/sensorservice/SensorService.h
index 50c7c2f..9c5060a 100644
--- a/services/sensorservice/SensorService.h
+++ b/services/sensorservice/SensorService.h
@@ -61,6 +61,15 @@
 
 #define SENSOR_REGISTRATIONS_BUF_SIZE 200
 
+// Apps that targets S+ and do not have HIGH_SAMPLING_RATE_SENSORS permission will be capped
+// at 200 Hz. The cap also applies to all requests when the mic toggle is flipped to on, regardless
+// of their target SDKs and permission.
+// Capped sampling periods for apps that have non-direct sensor connections.
+#define SENSOR_SERVICE_CAPPED_SAMPLING_PERIOD_NS (5 * 1000 * 1000)
+// Capped sampling rate level for apps that have direct sensor connections.
+// The enum SENSOR_DIRECT_RATE_NORMAL corresponds to a rate value of at most 110 Hz.
+#define SENSOR_SERVICE_CAPPED_SAMPLING_RATE_LEVEL SENSOR_DIRECT_RATE_NORMAL
+
 namespace android {
 // ---------------------------------------------------------------------------
 class SensorInterface;
@@ -95,6 +104,8 @@
     status_t flushSensor(const sp<SensorEventConnection>& connection,
                          const String16& opPackageName);
 
+    // Returns true if a sensor should be throttled according to our rate-throttling rules.
+    static bool isSensorInCappedSet(int sensorType);
 
     virtual status_t shellCommand(int in, int out, int err, Vector<String16>& args);
 
@@ -212,17 +223,23 @@
     // connections will be allowed again.
     class SensorPrivacyPolicy : public hardware::BnSensorPrivacyListener {
         public:
-            explicit SensorPrivacyPolicy(wp<SensorService> service) : mService(service) {}
+            explicit SensorPrivacyPolicy(wp<SensorService> service)
+                    : mService(service), mIsIndividualMic(false), mUserId(0) {}
             void registerSelf();
             void unregisterSelf();
 
+            status_t registerSelfForIndividual(int userId);
+
             bool isSensorPrivacyEnabled();
 
             binder::Status onSensorPrivacyChanged(bool enabled);
 
         private:
             wp<SensorService> mService;
+            Mutex mSensorPrivacyLock;
             std::atomic_bool mSensorPrivacyEnabled;
+            bool mIsIndividualMic;
+            userid_t mUserId;
     };
 
     enum Mode {
@@ -286,7 +303,7 @@
     virtual Vector<Sensor> getDynamicSensorList(const String16& opPackageName);
     virtual sp<ISensorEventConnection> createSensorEventConnection(
             const String8& packageName,
-            int requestedMode, const String16& opPackageName);
+            int requestedMode, const String16& opPackageName, const String16& attributionTag);
     virtual int isDataInjectionEnabled();
     virtual sp<ISensorEventConnection> createSensorDirectConnection(const String16& opPackageName,
             uint32_t size, int32_t type, int32_t format, const native_handle *resource);
@@ -346,6 +363,13 @@
     // whitelisted). mLock must be held to invoke this method.
     bool isOperationRestrictedLocked(const String16& opPackageName);
 
+    status_t adjustSamplingPeriodBasedOnMicAndPermission(nsecs_t* requestedPeriodNs,
+                                                    const String16& opPackageName);
+    status_t adjustRateLevelBasedOnMicAndPermission(int* requestedRateLevel,
+                                              const String16& opPackageName);
+    bool isRateCappedBasedOnPermission(const String16& opPackageName);
+    bool isPackageDebuggable(const String16& opPackageName);
+
     // Reset the state of SensorService to NORMAL mode.
     status_t resetToNormalMode();
     status_t resetToNormalModeLocked();
@@ -385,6 +409,11 @@
     void enableAllSensors();
     void enableAllSensorsLocked(ConnectionSafeAutolock* connLock);
 
+    // Caps active direct connections (when the mic toggle is flipped to on)
+    void capRates(userid_t userId);
+    // Removes the capped rate on active direct connections (when the mic toggle is flipped to off)
+    void uncapRates(userid_t userId);
+
     static uint8_t sHmacGlobalKey[128];
     static bool sHmacGlobalKeyIsValid;
 
@@ -426,6 +455,11 @@
     static std::map<String16, int> sPackageTargetVersion;
     static Mutex sPackageTargetVersionLock;
     static String16 sSensorInterfaceDescriptorPrefix;
+
+    // Map from user to SensorPrivacyPolicy
+    std::map<userid_t, sp<SensorPrivacyPolicy>> mMicSensorPrivacyPolicies;
+    // Checks if the mic sensor privacy is enabled for the uid
+    bool isMicSensorPrivacyEnabledForUid(uid_t uid);
 };
 
 } // namespace android
diff --git a/services/sensorservice/hidl/Android.bp b/services/sensorservice/hidl/Android.bp
index 0e1af59..9bafb3c 100644
--- a/services/sensorservice/hidl/Android.bp
+++ b/services/sensorservice/hidl/Android.bp
@@ -1,3 +1,12 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library_shared {
     name: "libsensorservicehidl",
     srcs: [
diff --git a/services/sensorservice/tests/Android.bp b/services/sensorservice/tests/Android.bp
index d33c0ca..ddc03a1 100644
--- a/services/sensorservice/tests/Android.bp
+++ b/services/sensorservice/tests/Android.bp
@@ -1,3 +1,12 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_binary {
     name: "test-sensorservice",
     srcs: ["sensorservicetest.cpp"],
diff --git a/services/stats/Android.bp b/services/stats/Android.bp
index 1ce0524..a472c5f 100644
--- a/services/stats/Android.bp
+++ b/services/stats/Android.bp
@@ -1,11 +1,23 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library_shared {
     name: "libstatshidl",
     srcs: [
+        "StatsAidl.cpp",
         "StatsHal.cpp",
     ],
     cflags: ["-Wall", "-Werror"],
     shared_libs: [
         "android.frameworks.stats@1.0",
+        "android.frameworks.stats-V1-ndk_platform",
+        "libbinder_ndk",
         "libhidlbase",
         "liblog",
         "libstatslog",
@@ -13,7 +25,11 @@
         "libutils",
     ],
     export_include_dirs: [
-    	"include/",
+        "include/",
+    ],
+    export_shared_lib_headers: [
+        "android.frameworks.stats@1.0",
+        "android.frameworks.stats-V1-ndk_platform",
     ],
     local_include_dirs: [
         "include/stats",
diff --git a/services/stats/StatsAidl.cpp b/services/stats/StatsAidl.cpp
new file mode 100644
index 0000000..a3b68f1
--- /dev/null
+++ b/services/stats/StatsAidl.cpp
@@ -0,0 +1,79 @@
+/*
+ * Copyright (C) 2021 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 DEBUG false // STOPSHIP if true
+#define LOG_TAG "StatsAidl"
+
+#include <log/log.h>
+#include <statslog.h>
+
+#include "StatsAidl.h"
+
+namespace aidl {
+namespace android {
+namespace frameworks {
+namespace stats {
+
+StatsHal::StatsHal() {}
+
+ndk::ScopedAStatus StatsHal::reportVendorAtom(const VendorAtom& vendorAtom) {
+    std::string reverseDomainName = (std::string) vendorAtom.reverseDomainName;
+    if (vendorAtom.atomId < 100000 || vendorAtom.atomId >= 200000) {
+        ALOGE("Atom ID %ld is not a valid vendor atom ID", (long) vendorAtom.atomId);
+        return ndk::ScopedAStatus::fromServiceSpecificErrorWithMessage(
+            -1, "Not a valid vendor atom ID");
+    }
+    if (reverseDomainName.length() > 50) {
+        ALOGE("Vendor atom reverse domain name %s is too long.", reverseDomainName.c_str());
+        return ndk::ScopedAStatus::fromServiceSpecificErrorWithMessage(
+            -1, "Vendor atom reverse domain name is too long");
+    }
+    AStatsEvent* event = AStatsEvent_obtain();
+    AStatsEvent_setAtomId(event, vendorAtom.atomId);
+    AStatsEvent_writeString(event, vendorAtom.reverseDomainName.c_str());
+    for (const auto& atomValue : vendorAtom.values) {
+        switch (atomValue.getTag()) {
+            case VendorAtomValue::intValue:
+                AStatsEvent_writeInt32(event,
+                    atomValue.get<VendorAtomValue::intValue>());
+                break;
+            case VendorAtomValue::longValue:
+                AStatsEvent_writeInt64(event,
+                    atomValue.get<VendorAtomValue::longValue>());
+                break;
+            case VendorAtomValue::floatValue:
+                AStatsEvent_writeFloat(event,
+                    atomValue.get<VendorAtomValue::floatValue>());
+                break;
+            case VendorAtomValue::stringValue:
+                AStatsEvent_writeString(event,
+                    atomValue.get<VendorAtomValue::stringValue>().c_str());
+                break;
+        }
+    }
+    AStatsEvent_build(event);
+    const int ret = AStatsEvent_write(event);
+    AStatsEvent_release(event);
+
+    return ret <= 0 ?
+            ndk::ScopedAStatus::fromServiceSpecificErrorWithMessage(ret, "report atom failed") :
+            ndk::ScopedAStatus::ok();
+}
+
+}  // namespace stats
+}  // namespace frameworks
+}  // namespace android
+}  // namespace aidl
diff --git a/services/stats/android.frameworks.stats@1.0-service.xml b/services/stats/android.frameworks.stats@1.0-service.xml
index bb02f66..5fd361c 100644
--- a/services/stats/android.frameworks.stats@1.0-service.xml
+++ b/services/stats/android.frameworks.stats@1.0-service.xml
@@ -8,4 +8,10 @@
             <instance>default</instance>
         </interface>
     </hal>
+
+    <hal format="aidl">
+        <name>android.frameworks.stats</name>
+        <version>1</version>
+        <fqname>IStats/default</fqname>
+    </hal>
 </manifest>
diff --git a/services/stats/include/stats/StatsAidl.h b/services/stats/include/stats/StatsAidl.h
new file mode 100644
index 0000000..219e71e
--- /dev/null
+++ b/services/stats/include/stats/StatsAidl.h
@@ -0,0 +1,38 @@
+/*
+ * Copyright (C) 2021 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 <aidl/android/frameworks/stats/BnStats.h>
+
+namespace aidl {
+namespace android {
+namespace frameworks {
+namespace stats {
+
+class StatsHal : public BnStats {
+public:
+    StatsHal();
+
+    /**
+     * Binder call to get vendor atom.
+     */
+    virtual ndk::ScopedAStatus reportVendorAtom(
+        const VendorAtom& in_vendorAtom) override;
+};
+
+}  // namespace stats
+}  // namespace frameworks
+}  // namespace android
+}  // namespace aidl
diff --git a/services/surfaceflinger/Android.bp b/services/surfaceflinger/Android.bp
index 8d1258a..470059a 100644
--- a/services/surfaceflinger/Android.bp
+++ b/services/surfaceflinger/Android.bp
@@ -1,3 +1,12 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_defaults {
     name: "surfaceflinger_defaults",
     cflags: [
@@ -106,6 +115,10 @@
         thin: true,
     },
     whole_program_vtables: true, // Requires ThinLTO
+    pgo: {
+        sampling: true,
+        profile_file: "surfaceflinger/surfaceflinger.profdata",
+    },
     // TODO(b/131771163): Fix broken fuzzer support with LTO.
     sanitize: {
         fuzzer: false,
@@ -141,6 +154,7 @@
         "DisplayRenderArea.cpp",
         "Effects/Daltonizer.cpp",
         "EventLog/EventLog.cpp",
+        "FpsReporter.cpp",
         "FrameTracer/FrameTracer.cpp",
         "FrameTracker.cpp",
         "Layer.cpp",
diff --git a/services/surfaceflinger/BufferStateLayer.cpp b/services/surfaceflinger/BufferStateLayer.cpp
index 579130a..f30e1eb 100644
--- a/services/surfaceflinger/BufferStateLayer.cpp
+++ b/services/surfaceflinger/BufferStateLayer.cpp
@@ -236,10 +236,6 @@
 bool BufferStateLayer::applyPendingStates(Layer::State* stateToCommit) {
     mCurrentStateModified = mCurrentState.modified;
     bool stateUpdateAvailable = Layer::applyPendingStates(stateToCommit);
-    if (stateUpdateAvailable && mCallbackHandleAcquireTime != -1) {
-        // Update the acquire fence time if we have a buffer
-        mSurfaceFrame->setAcquireFenceTime(mCallbackHandleAcquireTime);
-    }
     mCurrentStateModified = stateUpdateAvailable && mCurrentStateModified;
     mCurrentState.modified = false;
     return stateUpdateAvailable;
@@ -612,11 +608,12 @@
 }
 
 std::optional<nsecs_t> BufferStateLayer::nextPredictedPresentTime() const {
-    if (!getDrawingState().isAutoTimestamp || !mSurfaceFrame) {
+    const State& drawingState(getDrawingState());
+    if (!drawingState.isAutoTimestamp || !drawingState.bufferSurfaceFrameTX) {
         return std::nullopt;
     }
 
-    return mSurfaceFrame->getPredictions().presentTime;
+    return drawingState.bufferSurfaceFrameTX->getPredictions().presentTime;
 }
 
 status_t BufferStateLayer::updateTexImage(bool& /*recomputeVisibleRegions*/, nsecs_t latchTime,
diff --git a/services/surfaceflinger/ClientCache.cpp b/services/surfaceflinger/ClientCache.cpp
index a5be01c..2ae49fa 100644
--- a/services/surfaceflinger/ClientCache.cpp
+++ b/services/surfaceflinger/ClientCache.cpp
@@ -25,6 +25,8 @@
 
 namespace android {
 
+using base::StringAppendF;
+
 ANDROID_SINGLETON_STATIC_INSTANCE(ClientCache);
 
 ClientCache::ClientCache() : mDeathRecipient(new CacheDeathRecipient) {}
@@ -203,4 +205,18 @@
     ClientCache::getInstance().removeProcess(who);
 }
 
+void ClientCache::dump(std::string& result) {
+    std::lock_guard lock(mMutex);
+    for (auto i : mBuffers) {
+        const sp<IBinder>& cacheOwner = i.second.first;
+        StringAppendF(&result," Cache owner: %p\n", cacheOwner.get());
+        auto &buffers = i.second.second;
+        for (auto& [id, clientCacheBuffer] : buffers) {
+            StringAppendF(&result, "\t ID: %d, Width/Height: %d,%d\n", (int)id,
+                          (int)clientCacheBuffer.buffer->getWidth(),
+                          (int)clientCacheBuffer.buffer->getHeight());
+        }
+    }
+}
+
 }; // namespace android
diff --git a/services/surfaceflinger/ClientCache.h b/services/surfaceflinger/ClientCache.h
index d7af7c0..0d597c8 100644
--- a/services/surfaceflinger/ClientCache.h
+++ b/services/surfaceflinger/ClientCache.h
@@ -53,6 +53,8 @@
     void unregisterErasedRecipient(const client_cache_t& cacheId,
                                    const wp<ErasedRecipient>& recipient);
 
+    void dump(std::string& result);
+
 private:
     std::mutex mMutex;
 
diff --git a/services/surfaceflinger/CompositionEngine/Android.bp b/services/surfaceflinger/CompositionEngine/Android.bp
index 57dc60b..50bc5ed 100644
--- a/services/surfaceflinger/CompositionEngine/Android.bp
+++ b/services/surfaceflinger/CompositionEngine/Android.bp
@@ -1,3 +1,12 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_defaults {
     name: "libcompositionengine_defaults",
     defaults: ["surfaceflinger_defaults"],
diff --git a/services/surfaceflinger/CompositionEngine/include/compositionengine/DisplayCreationArgs.h b/services/surfaceflinger/CompositionEngine/include/compositionengine/DisplayCreationArgs.h
index 95ba9f0..633668e 100644
--- a/services/surfaceflinger/CompositionEngine/include/compositionengine/DisplayCreationArgs.h
+++ b/services/surfaceflinger/CompositionEngine/include/compositionengine/DisplayCreationArgs.h
@@ -21,9 +21,9 @@
 #include <string>
 
 #include <ui/DisplayId.h>
-#include <ui/DisplayInfo.h>
 #include <ui/PixelFormat.h>
 #include <ui/Size.h>
+#include <ui/StaticDisplayInfo.h>
 
 #include "DisplayHardware/DisplayIdentification.h"
 #include "DisplayHardware/PowerAdvisor.h"
@@ -39,7 +39,7 @@
 struct DisplayCreationArgs {
     struct Physical {
         DisplayId id;
-        DisplayConnectionType type;
+        ui::DisplayConnectionType type;
     };
 
     // Required for physical displays. Gives the HWC display id for the existing
diff --git a/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/DumpHelpers.h b/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/DumpHelpers.h
index 782c8d7..6b9597b 100644
--- a/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/DumpHelpers.h
+++ b/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/DumpHelpers.h
@@ -24,6 +24,7 @@
 #include <ui/FloatRect.h>
 #include <ui/Rect.h>
 #include <ui/Region.h>
+#include <ui/StretchEffect.h>
 #include <ui/Transform.h>
 
 namespace android::compositionengine::impl {
@@ -58,5 +59,6 @@
 void dumpVal(std::string& out, const char* name, const ui::Size&);
 
 void dumpVal(std::string& out, const char* name, const mat4& tr);
+void dumpVal(std::string& out, const char* name, const StretchEffect&);
 
 } // namespace android::compositionengine::impl
diff --git a/services/surfaceflinger/CompositionEngine/src/Display.cpp b/services/surfaceflinger/CompositionEngine/src/Display.cpp
index 0b0b8d5..a605fe1 100644
--- a/services/surfaceflinger/CompositionEngine/src/Display.cpp
+++ b/services/surfaceflinger/CompositionEngine/src/Display.cpp
@@ -55,7 +55,8 @@
     editState().isSecure = args.isSecure;
     editState().displaySpace.bounds = Rect(args.pixels);
     setLayerStackFilter(args.layerStackId,
-                        args.physical && args.physical->type == DisplayConnectionType::Internal);
+                        args.physical &&
+                                args.physical->type == ui::DisplayConnectionType::Internal);
     setName(args.name);
     mGpuVirtualDisplayIdGenerator = args.gpuVirtualDisplayIdGenerator;
 
diff --git a/services/surfaceflinger/CompositionEngine/src/DumpHelpers.cpp b/services/surfaceflinger/CompositionEngine/src/DumpHelpers.cpp
index 9d1bb02..0cc2c6e 100644
--- a/services/surfaceflinger/CompositionEngine/src/DumpHelpers.cpp
+++ b/services/surfaceflinger/CompositionEngine/src/DumpHelpers.cpp
@@ -100,4 +100,10 @@
                   ); /* clang-format on */
 }
 
+void dumpVal(std::string& out, const char* name, const StretchEffect& effect) {
+    StringAppendF(&out, "%s={ area=[%f, %f, %f, %f], vec=(%f, %f), max=%f } ", name,
+                  effect.area.left, effect.area.top, effect.area.right, effect.area.bottom,
+                  effect.vectorX, effect.vectorY, effect.maxAmount);
+}
+
 } // namespace android::compositionengine::impl
diff --git a/services/surfaceflinger/CompositionEngine/src/LayerFECompositionState.cpp b/services/surfaceflinger/CompositionEngine/src/LayerFECompositionState.cpp
index 1338538..430945a 100644
--- a/services/surfaceflinger/CompositionEngine/src/LayerFECompositionState.cpp
+++ b/services/surfaceflinger/CompositionEngine/src/LayerFECompositionState.cpp
@@ -74,6 +74,9 @@
     dumpVal(out, "blend", toString(blendMode), blendMode);
     dumpVal(out, "alpha", alpha);
     dumpVal(out, "backgroundBlurRadius", backgroundBlurRadius);
+    if (stretchEffect.hasEffect()) {
+        dumpVal(out, "stretchEffect", stretchEffect);
+    }
 
     if (!metadata.empty()) {
         out.append("\n      metadata {");
diff --git a/services/surfaceflinger/CompositionEngine/tests/DisplayTest.cpp b/services/surfaceflinger/CompositionEngine/tests/DisplayTest.cpp
index 348ec39..8a83639 100644
--- a/services/surfaceflinger/CompositionEngine/tests/DisplayTest.cpp
+++ b/services/surfaceflinger/CompositionEngine/tests/DisplayTest.cpp
@@ -35,8 +35,8 @@
 #include <compositionengine/mock/RenderSurface.h>
 #include <gtest/gtest.h>
 #include <renderengine/mock/RenderEngine.h>
-#include <ui/DisplayInfo.h>
 #include <ui/Rect.h>
+#include <ui/StaticDisplayInfo.h>
 
 #include "MockHWC2.h"
 #include "MockHWComposer.h"
@@ -169,7 +169,7 @@
 
     DisplayCreationArgs getDisplayCreationArgsForPhysicalHWCDisplay() {
         return DisplayCreationArgsBuilder()
-                .setPhysical({DEFAULT_DISPLAY_ID, DisplayConnectionType::Internal})
+                .setPhysical({DEFAULT_DISPLAY_ID, ui::DisplayConnectionType::Internal})
                 .setPixels({DEFAULT_DISPLAY_WIDTH, DEFAULT_DISPLAY_HEIGHT})
                 .setPixelFormat(static_cast<ui::PixelFormat>(PIXEL_FORMAT_RGBA_8888))
                 .setIsSecure(true)
@@ -265,7 +265,7 @@
     mDisplay->setConfiguration(
             DisplayCreationArgsBuilder()
                     .setUseHwcVirtualDisplays(true)
-                    .setPhysical({DEFAULT_DISPLAY_ID, DisplayConnectionType::Internal})
+                    .setPhysical({DEFAULT_DISPLAY_ID, ui::DisplayConnectionType::Internal})
                     .setPixels(ui::Size(DEFAULT_DISPLAY_WIDTH, DEFAULT_DISPLAY_WIDTH))
                     .setPixelFormat(static_cast<ui::PixelFormat>(PIXEL_FORMAT_RGBA_8888))
                     .setIsSecure(true)
@@ -286,7 +286,7 @@
     mDisplay->setConfiguration(
             DisplayCreationArgsBuilder()
                     .setUseHwcVirtualDisplays(true)
-                    .setPhysical({DEFAULT_DISPLAY_ID, DisplayConnectionType::External})
+                    .setPhysical({DEFAULT_DISPLAY_ID, ui::DisplayConnectionType::External})
                     .setPixels(ui::Size(DEFAULT_DISPLAY_WIDTH, DEFAULT_DISPLAY_WIDTH))
                     .setPixelFormat(static_cast<ui::PixelFormat>(PIXEL_FORMAT_RGBA_8888))
                     .setIsSecure(false)
@@ -1018,7 +1018,7 @@
     std::shared_ptr<Display> mDisplay = impl::createDisplayTemplated<
             Display>(mCompositionEngine,
                      DisplayCreationArgsBuilder()
-                             .setPhysical({DEFAULT_DISPLAY_ID, DisplayConnectionType::Internal})
+                             .setPhysical({DEFAULT_DISPLAY_ID, ui::DisplayConnectionType::Internal})
                              .setPixels({DEFAULT_DISPLAY_WIDTH, DEFAULT_DISPLAY_HEIGHT})
                              .setPixelFormat(static_cast<ui::PixelFormat>(PIXEL_FORMAT_RGBA_8888))
                              .setIsSecure(true)
diff --git a/services/surfaceflinger/CompositionEngine/tests/MockHWComposer.h b/services/surfaceflinger/CompositionEngine/tests/MockHWComposer.h
index ab00385..bac894a 100644
--- a/services/surfaceflinger/CompositionEngine/tests/MockHWComposer.h
+++ b/services/surfaceflinger/CompositionEngine/tests/MockHWComposer.h
@@ -91,7 +91,7 @@
     MOCK_CONST_METHOD1(getColorModes, std::vector<ui::ColorMode>(PhysicalDisplayId));
     MOCK_METHOD3(setActiveColorMode, status_t(PhysicalDisplayId, ui::ColorMode, ui::RenderIntent));
     MOCK_CONST_METHOD0(isUsingVrComposer, bool());
-    MOCK_CONST_METHOD1(getDisplayConnectionType, DisplayConnectionType(PhysicalDisplayId));
+    MOCK_CONST_METHOD1(getDisplayConnectionType, ui::DisplayConnectionType(PhysicalDisplayId));
     MOCK_CONST_METHOD1(isVsyncPeriodSwitchSupported, bool(PhysicalDisplayId));
     MOCK_CONST_METHOD2(getDisplayVsyncPeriod, status_t(PhysicalDisplayId, nsecs_t*));
     MOCK_METHOD4(setActiveModeWithConstraints,
diff --git a/services/surfaceflinger/DisplayDevice.cpp b/services/surfaceflinger/DisplayDevice.cpp
index c751f22..36c4c4d 100644
--- a/services/surfaceflinger/DisplayDevice.cpp
+++ b/services/surfaceflinger/DisplayDevice.cpp
@@ -173,7 +173,7 @@
 
 DisplayModePtr DisplayDevice::getMode(DisplayModeId modeId) const {
     const auto id = modeId.value();
-    if (id < mSupportedModes.size()) {
+    if (static_cast<size_t>(id) < mSupportedModes.size()) {
         return mSupportedModes[id];
     }
     return nullptr;
@@ -254,7 +254,7 @@
 std::string DisplayDevice::getDebugName() const {
     const char* type = "virtual";
     if (mConnectionType) {
-        type = *mConnectionType == DisplayConnectionType::Internal ? "internal" : "external";
+        type = *mConnectionType == ui::DisplayConnectionType::Internal ? "internal" : "external";
     }
 
     return base::StringPrintf("DisplayDevice{%s, %s%s, \"%s\"}", to_string(getId()).c_str(), type,
diff --git a/services/surfaceflinger/DisplayDevice.h b/services/surfaceflinger/DisplayDevice.h
index b4db933..a94bfa2 100644
--- a/services/surfaceflinger/DisplayDevice.h
+++ b/services/surfaceflinger/DisplayDevice.h
@@ -28,11 +28,11 @@
 #include <renderengine/RenderEngine.h>
 #include <system/window.h>
 #include <ui/DisplayId.h>
-#include <ui/DisplayInfo.h>
 #include <ui/DisplayState.h>
 #include <ui/GraphicTypes.h>
 #include <ui/HdrCapabilities.h>
 #include <ui/Region.h>
+#include <ui/StaticDisplayInfo.h>
 #include <ui/Transform.h>
 #include <utils/Errors.h>
 #include <utils/Mutex.h>
@@ -74,7 +74,7 @@
         return mCompositionDisplay;
     }
 
-    std::optional<DisplayConnectionType> getConnectionType() const { return mConnectionType; }
+    std::optional<ui::DisplayConnectionType> getConnectionType() const { return mConnectionType; }
 
     bool isVirtual() const { return !mConnectionType; }
     bool isPrimary() const { return mIsPrimary; }
@@ -195,7 +195,7 @@
     HWComposer& mHwComposer;
     const wp<IBinder> mDisplayToken;
     const int32_t mSequenceId;
-    const std::optional<DisplayConnectionType> mConnectionType;
+    const std::optional<ui::DisplayConnectionType> mConnectionType;
 
     const std::shared_ptr<compositionengine::Display> mCompositionDisplay;
 
@@ -222,7 +222,7 @@
 struct DisplayDeviceState {
     struct Physical {
         PhysicalDisplayId id;
-        DisplayConnectionType type;
+        ui::DisplayConnectionType type;
         hardware::graphics::composer::hal::HWDisplayId hwcDisplayId;
         std::optional<DeviceProductInfo> deviceProductInfo;
         DisplayModes supportedModes;
@@ -263,7 +263,7 @@
     const std::shared_ptr<compositionengine::Display> compositionDisplay;
 
     int32_t sequenceId{0};
-    std::optional<DisplayConnectionType> connectionType;
+    std::optional<ui::DisplayConnectionType> connectionType;
     bool isSecure{false};
     sp<ANativeWindow> nativeWindow;
     sp<compositionengine::DisplaySurface> displaySurface;
diff --git a/services/surfaceflinger/DisplayHardware/DisplayMode.h b/services/surfaceflinger/DisplayHardware/DisplayMode.h
index 1f0f3c3..853c05b 100644
--- a/services/surfaceflinger/DisplayHardware/DisplayMode.h
+++ b/services/surfaceflinger/DisplayHardware/DisplayMode.h
@@ -22,6 +22,7 @@
 
 #include <android-base/stringprintf.h>
 #include <android/configuration.h>
+#include <ui/DisplayMode.h>
 #include <ui/Size.h>
 #include <utils/Timers.h>
 
@@ -36,7 +37,7 @@
 class DisplayMode;
 using DisplayModePtr = std::shared_ptr<const DisplayMode>;
 using DisplayModes = std::vector<DisplayModePtr>;
-using DisplayModeId = StrongTyping<size_t, struct DisplayModeIdTag, Compare, Hash>;
+using DisplayModeId = StrongTyping<ui::DisplayModeId, struct DisplayModeIdTag, Compare, Hash>;
 
 class DisplayMode {
 public:
@@ -139,7 +140,7 @@
 };
 
 inline std::string to_string(const DisplayMode& mode) {
-    return base::StringPrintf("{id=%zu, hwcId=%d, width=%d, height=%d, refreshRate=%s, "
+    return base::StringPrintf("{id=%d, hwcId=%d, width=%d, height=%d, refreshRate=%s, "
                               "dpiX=%.2f, dpiY=%.2f, group=%d}",
                               mode.getId().value(), mode.getHwcId(), mode.getWidth(),
                               mode.getHeight(), to_string(mode.getFps()).c_str(), mode.getDpiX(),
diff --git a/services/surfaceflinger/DisplayHardware/HWC2.cpp b/services/surfaceflinger/DisplayHardware/HWC2.cpp
index 71a3276..d04b5f7 100644
--- a/services/surfaceflinger/DisplayHardware/HWC2.cpp
+++ b/services/surfaceflinger/DisplayHardware/HWC2.cpp
@@ -264,7 +264,7 @@
     return Error::NONE;
 }
 
-Error Display::getConnectionType(android::DisplayConnectionType* outType) const {
+Error Display::getConnectionType(ui::DisplayConnectionType* outType) const {
     if (mType != DisplayType::PHYSICAL) return Error::BAD_DISPLAY;
 
     using ConnectionType = Hwc2::IComposerClient::DisplayConnectionType;
@@ -274,9 +274,8 @@
         return error;
     }
 
-    *outType = connectionType == ConnectionType::INTERNAL
-            ? android::DisplayConnectionType::Internal
-            : android::DisplayConnectionType::External;
+    *outType = connectionType == ConnectionType::INTERNAL ? ui::DisplayConnectionType::Internal
+                                                          : ui::DisplayConnectionType::External;
     return Error::NONE;
 }
 
diff --git a/services/surfaceflinger/DisplayHardware/HWC2.h b/services/surfaceflinger/DisplayHardware/HWC2.h
index 4c7f284..e7bf286 100644
--- a/services/surfaceflinger/DisplayHardware/HWC2.h
+++ b/services/surfaceflinger/DisplayHardware/HWC2.h
@@ -18,9 +18,9 @@
 
 #include <gui/HdrMetadata.h>
 #include <math/mat4.h>
-#include <ui/DisplayInfo.h>
 #include <ui/HdrCapabilities.h>
 #include <ui/Region.h>
+#include <ui/StaticDisplayInfo.h>
 #include <utils/Log.h>
 #include <utils/StrongPointer.h>
 #include <utils/Timers.h>
@@ -104,7 +104,7 @@
             hal::DisplayRequest* outDisplayRequests,
             std::unordered_map<Layer*, hal::LayerRequest>* outLayerRequests) = 0;
     [[clang::warn_unused_result]] virtual hal::Error getConnectionType(
-            android::DisplayConnectionType*) const = 0;
+            ui::DisplayConnectionType*) const = 0;
     [[clang::warn_unused_result]] virtual hal::Error supportsDoze(bool* outSupport) const = 0;
     [[clang::warn_unused_result]] virtual hal::Error getHdrCapabilities(
             android::HdrCapabilities* outCapabilities) const = 0;
@@ -175,7 +175,7 @@
     hal::Error getRequests(
             hal::DisplayRequest* outDisplayRequests,
             std::unordered_map<Layer*, hal::LayerRequest>* outLayerRequests) override;
-    hal::Error getConnectionType(android::DisplayConnectionType*) const override;
+    hal::Error getConnectionType(ui::DisplayConnectionType*) const override;
     hal::Error supportsDoze(bool* outSupport) const override;
     hal::Error getHdrCapabilities(android::HdrCapabilities* outCapabilities) const override;
     hal::Error getDisplayedContentSamplingAttributes(hal::PixelFormat* outFormat,
diff --git a/services/surfaceflinger/DisplayHardware/HWComposer.cpp b/services/surfaceflinger/DisplayHardware/HWComposer.cpp
index b9a8e4b..ccfaa76 100644
--- a/services/surfaceflinger/DisplayHardware/HWComposer.cpp
+++ b/services/surfaceflinger/DisplayHardware/HWComposer.cpp
@@ -369,16 +369,16 @@
 
 // Composer 2.4
 
-DisplayConnectionType HWComposer::getDisplayConnectionType(PhysicalDisplayId displayId) const {
-    RETURN_IF_INVALID_DISPLAY(displayId, DisplayConnectionType::Internal);
+ui::DisplayConnectionType HWComposer::getDisplayConnectionType(PhysicalDisplayId displayId) const {
+    RETURN_IF_INVALID_DISPLAY(displayId, ui::DisplayConnectionType::Internal);
     const auto& hwcDisplay = mDisplayData.at(displayId).hwcDisplay;
 
-    DisplayConnectionType type;
+    ui::DisplayConnectionType type;
     const auto error = hwcDisplay->getConnectionType(&type);
 
     const auto FALLBACK_TYPE = hwcDisplay->getId() == mInternalHwcDisplayId
-            ? DisplayConnectionType::Internal
-            : DisplayConnectionType::External;
+            ? ui::DisplayConnectionType::Internal
+            : ui::DisplayConnectionType::External;
 
     RETURN_IF_HWC_ERROR(error, displayId, FALLBACK_TYPE);
     return type;
diff --git a/services/surfaceflinger/DisplayHardware/HWComposer.h b/services/surfaceflinger/DisplayHardware/HWComposer.h
index f9c8e2e..cf6bc68 100644
--- a/services/surfaceflinger/DisplayHardware/HWComposer.h
+++ b/services/surfaceflinger/DisplayHardware/HWComposer.h
@@ -204,7 +204,7 @@
                                         ui::RenderIntent) = 0;
 
     // Composer 2.4
-    virtual DisplayConnectionType getDisplayConnectionType(PhysicalDisplayId) const = 0;
+    virtual ui::DisplayConnectionType getDisplayConnectionType(PhysicalDisplayId) const = 0;
     virtual bool isVsyncPeriodSwitchSupported(PhysicalDisplayId) const = 0;
     virtual status_t getDisplayVsyncPeriod(PhysicalDisplayId displayId,
                                            nsecs_t* outVsyncPeriod) const = 0;
@@ -335,7 +335,7 @@
     status_t setActiveColorMode(PhysicalDisplayId, ui::ColorMode, ui::RenderIntent) override;
 
     // Composer 2.4
-    DisplayConnectionType getDisplayConnectionType(PhysicalDisplayId) const override;
+    ui::DisplayConnectionType getDisplayConnectionType(PhysicalDisplayId) const override;
     bool isVsyncPeriodSwitchSupported(PhysicalDisplayId) const override;
     status_t getDisplayVsyncPeriod(PhysicalDisplayId displayId,
                                    nsecs_t* outVsyncPeriod) const override;
diff --git a/services/surfaceflinger/FpsReporter.cpp b/services/surfaceflinger/FpsReporter.cpp
new file mode 100644
index 0000000..c7dbf88
--- /dev/null
+++ b/services/surfaceflinger/FpsReporter.cpp
@@ -0,0 +1,74 @@
+/*
+ * Copyright 2021 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 "FpsReporter"
+#define ATRACE_TAG ATRACE_TAG_GRAPHICS
+
+#include "FpsReporter.h"
+
+#include "Layer.h"
+
+namespace android {
+
+FpsReporter::FpsReporter(frametimeline::FrameTimeline& frameTimeline)
+      : mFrameTimeline(frameTimeline) {}
+
+void FpsReporter::dispatchLayerFps() const {
+    std::vector<TrackedListener> localListeners;
+    {
+        std::scoped_lock lock(mMutex);
+        if (mListeners.empty()) {
+            return;
+        }
+
+        std::transform(mListeners.begin(), mListeners.end(), std::back_inserter(localListeners),
+                       [](const std::pair<wp<IBinder>, TrackedListener>& entry) {
+                           return entry.second;
+                       });
+    }
+
+    for (const auto& listener : localListeners) {
+        sp<Layer> promotedLayer = listener.layer.promote();
+        if (promotedLayer != nullptr) {
+            std::unordered_set<int32_t> layerIds;
+
+            promotedLayer->traverse(LayerVector::StateSet::Drawing,
+                                    [&](Layer* layer) { layerIds.insert(layer->getSequence()); });
+
+            listener.listener->onFpsReported(mFrameTimeline.computeFps(layerIds));
+        }
+    }
+}
+
+void FpsReporter::binderDied(const wp<IBinder>& who) {
+    std::scoped_lock lock(mMutex);
+    mListeners.erase(who);
+}
+
+void FpsReporter::addListener(const sp<gui::IFpsListener>& listener, const wp<Layer>& layer) {
+    sp<IBinder> asBinder = IInterface::asBinder(listener);
+    asBinder->linkToDeath(this);
+    std::lock_guard lock(mMutex);
+    mListeners.emplace(wp<IBinder>(asBinder), TrackedListener{listener, layer});
+}
+
+void FpsReporter::removeListener(const sp<gui::IFpsListener>& listener) {
+    std::lock_guard lock(mMutex);
+    mListeners.erase(wp<IBinder>(IInterface::asBinder(listener)));
+}
+
+} // namespace android
\ No newline at end of file
diff --git a/services/surfaceflinger/FpsReporter.h b/services/surfaceflinger/FpsReporter.h
new file mode 100644
index 0000000..d64b3dc
--- /dev/null
+++ b/services/surfaceflinger/FpsReporter.h
@@ -0,0 +1,65 @@
+/*
+ * Copyright 2021 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 <android-base/thread_annotations.h>
+#include <android/gui/IFpsListener.h>
+#include <binder/IBinder.h>
+
+#include <unordered_map>
+
+#include "FrameTimeline/FrameTimeline.h"
+
+namespace android {
+
+class Layer;
+
+class FpsReporter : public IBinder::DeathRecipient {
+public:
+    FpsReporter(frametimeline::FrameTimeline& frameTimeline);
+
+    // Dispatches updated layer fps values for the registered listeners
+    // This method promotes Layer weak pointers and performs layer stack traversals, so mStateLock
+    // must be held when calling this method.
+    void dispatchLayerFps() const EXCLUDES(mMutex);
+
+    // Override for IBinder::DeathRecipient
+    void binderDied(const wp<IBinder>&) override;
+
+    // Registers an Fps listener that listens to fps updates for the provided layer
+    void addListener(const sp<gui::IFpsListener>& listener, const wp<Layer>& layer);
+    // Deregisters an Fps listener
+    void removeListener(const sp<gui::IFpsListener>& listener);
+
+private:
+    mutable std::mutex mMutex;
+    struct WpHash {
+        size_t operator()(const wp<IBinder>& p) const {
+            return std::hash<IBinder*>()(p.unsafe_get());
+        }
+    };
+
+    struct TrackedListener {
+        sp<gui::IFpsListener> listener;
+        wp<Layer> layer;
+    };
+
+    frametimeline::FrameTimeline& mFrameTimeline;
+    std::unordered_map<wp<IBinder>, TrackedListener, WpHash> mListeners GUARDED_BY(mMutex);
+};
+
+} // namespace android
\ No newline at end of file
diff --git a/services/surfaceflinger/FrameTimeline/Android.bp b/services/surfaceflinger/FrameTimeline/Android.bp
index 1e6d21e..10a5833 100644
--- a/services/surfaceflinger/FrameTimeline/Android.bp
+++ b/services/surfaceflinger/FrameTimeline/Android.bp
@@ -1,3 +1,12 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library_static {
     name: "libframetimeline",
     defaults: ["surfaceflinger_defaults"],
diff --git a/services/surfaceflinger/FrameTimeline/FrameTimeline.cpp b/services/surfaceflinger/FrameTimeline/FrameTimeline.cpp
index eb0c724..ff000c9 100644
--- a/services/surfaceflinger/FrameTimeline/FrameTimeline.cpp
+++ b/services/surfaceflinger/FrameTimeline/FrameTimeline.cpp
@@ -19,17 +19,21 @@
 #define ATRACE_TAG ATRACE_TAG_GRAPHICS
 
 #include "FrameTimeline.h"
+
 #include <android-base/stringprintf.h>
 #include <utils/Log.h>
 #include <utils/Trace.h>
+
 #include <chrono>
 #include <cinttypes>
 #include <numeric>
+#include <unordered_set>
 
 namespace android::frametimeline {
 
 using base::StringAppendF;
 using FrameTimelineEvent = perfetto::protos::pbzero::FrameTimelineEvent;
+using FrameTimelineDataSource = impl::FrameTimeline::FrameTimelineDataSource;
 
 void dumpTable(std::string& result, TimelineItem predictions, TimelineItem actuals,
                const std::string& indent, PredictionState predictionState, nsecs_t baseTime) {
@@ -276,8 +280,8 @@
 }
 
 SurfaceFrame::SurfaceFrame(const FrameTimelineInfo& frameTimelineInfo, pid_t ownerPid,
-                           uid_t ownerUid, std::string layerName, std::string debugName,
-                           PredictionState predictionState,
+                           uid_t ownerUid, int32_t layerId, std::string layerName,
+                           std::string debugName, PredictionState predictionState,
                            frametimeline::TimelineItem&& predictions,
                            std::shared_ptr<TimeStats> timeStats,
                            JankClassificationThresholds thresholds,
@@ -288,6 +292,7 @@
         mOwnerUid(ownerUid),
         mLayerName(std::move(layerName)),
         mDebugName(std::move(debugName)),
+        mLayerId(layerId),
         mPresentState(PresentState::Unknown),
         mPredictionState(predictionState),
         mPredictions(predictions),
@@ -305,11 +310,17 @@
     std::scoped_lock lock(mMutex);
     mActualQueueTime = actualQueueTime;
 }
+
 void SurfaceFrame::setAcquireFenceTime(nsecs_t acquireFenceTime) {
     std::scoped_lock lock(mMutex);
     mActuals.endTime = std::max(acquireFenceTime, mActualQueueTime);
 }
 
+void SurfaceFrame::setDropTime(nsecs_t dropTime) {
+    std::scoped_lock lock(mMutex);
+    mDropTime = dropTime;
+}
+
 void SurfaceFrame::setPresentState(PresentState presentState, nsecs_t lastLatchTime) {
     std::scoped_lock lock(mMutex);
     LOG_ALWAYS_FATAL_IF(mPresentState != PresentState::Unknown,
@@ -327,7 +338,12 @@
 
 std::optional<int32_t> SurfaceFrame::getJankType() const {
     std::scoped_lock lock(mMutex);
+    if (mPresentState == PresentState::Dropped) {
+        // Return no jank if it's a dropped frame since we cannot attribute a jank to a it.
+        return JankType::None;
+    }
     if (mActuals.presentTime == 0) {
+        // Frame hasn't been presented yet.
         return std::nullopt;
     }
     return mJankType;
@@ -343,6 +359,11 @@
     return mActuals;
 }
 
+PredictionState SurfaceFrame::getPredictionState() const {
+    std::scoped_lock lock(mMutex);
+    return mPredictionState;
+}
+
 SurfaceFrame::PresentState SurfaceFrame::getPresentState() const {
     std::scoped_lock lock(mMutex);
     return mPresentState;
@@ -358,6 +379,11 @@
     return mFrameReadyMetadata;
 }
 
+nsecs_t SurfaceFrame::getDropTime() const {
+    std::scoped_lock lock(mMutex);
+    return mDropTime;
+}
+
 void SurfaceFrame::dump(std::string& result, const std::string& indent, nsecs_t baseTime) const {
     std::scoped_lock lock(mMutex);
     StringAppendF(&result, "%s", indent.c_str());
@@ -375,8 +401,16 @@
     StringAppendF(&result, "Scheduled rendering rate: %d fps\n",
                   mRenderRate ? mRenderRate->getIntValue() : 0);
     StringAppendF(&result, "%s", indent.c_str());
+    StringAppendF(&result, "Layer ID : %d\n", mLayerId);
+    StringAppendF(&result, "%s", indent.c_str());
     StringAppendF(&result, "Present State : %s\n", toString(mPresentState).c_str());
     StringAppendF(&result, "%s", indent.c_str());
+    if (mPresentState == PresentState::Dropped) {
+        std::chrono::nanoseconds dropTime(mDropTime - baseTime);
+        StringAppendF(&result, "Drop time : %10f\n",
+                      std::chrono::duration<double, std::milli>(dropTime).count());
+        StringAppendF(&result, "%s", indent.c_str());
+    }
     StringAppendF(&result, "Prediction State : %s\n", toString(mPredictionState).c_str());
     StringAppendF(&result, "%s", indent.c_str());
     StringAppendF(&result, "Jank Type : %s\n", jankTypeBitmaskToString(mJankType).c_str());
@@ -430,7 +464,9 @@
 
     const nsecs_t presentDelta = mActuals.presentTime - mPredictions.presentTime;
     const nsecs_t deadlineDelta = mActuals.endTime - mPredictions.endTime;
-    const nsecs_t deltaToVsync = std::abs(presentDelta) % refreshRate.getPeriodNsecs();
+    const nsecs_t deltaToVsync = refreshRate.getPeriodNsecs() > 0
+            ? std::abs(presentDelta) % refreshRate.getPeriodNsecs()
+            : 0;
 
     if (deadlineDelta > mJankClassificationThresholds.deadlineThreshold) {
         mFrameReadyMetadata = FrameReadyMetadata::LateFinish;
@@ -500,27 +536,12 @@
                                       displayDeadlineDelta, displayPresentDelta, deadlineDelta});
 }
 
-/**
- * TODO(b/178637512): add inputEventId to the perfetto trace.
- */
-void SurfaceFrame::trace(int64_t displayFrameToken) {
-    using FrameTimelineDataSource = impl::FrameTimeline::FrameTimelineDataSource;
-
+void SurfaceFrame::tracePredictions(int64_t displayFrameToken) const {
     int64_t expectedTimelineCookie = mTraceCookieCounter.getCookieForTracing();
-    bool missingToken = false;
+
     // Expected timeline start
     FrameTimelineDataSource::Trace([&](FrameTimelineDataSource::TraceContext ctx) {
         std::scoped_lock lock(mMutex);
-        if (mToken == FrameTimelineInfo::INVALID_VSYNC_ID) {
-            ALOGD("Cannot trace SurfaceFrame - %s with invalid token", mLayerName.c_str());
-            missingToken = true;
-            return;
-        } else if (displayFrameToken == FrameTimelineInfo::INVALID_VSYNC_ID) {
-            ALOGD("Cannot trace SurfaceFrame  - %s with invalid displayFrameToken",
-                  mLayerName.c_str());
-            missingToken = true;
-            return;
-        }
         auto packet = ctx.NewTracePacket();
         packet->set_timestamp_clock_id(perfetto::protos::pbzero::BUILTIN_CLOCK_MONOTONIC);
         packet->set_timestamp(static_cast<uint64_t>(mPredictions.startTime));
@@ -537,12 +558,6 @@
         expectedSurfaceFrameStartEvent->set_layer_name(mDebugName);
     });
 
-    if (missingToken) {
-        // If one packet can't be traced because of missing token, then no packets can be traced.
-        // Exit early in this case.
-        return;
-    }
-
     // Expected timeline end
     FrameTimelineDataSource::Trace([&](FrameTimelineDataSource::TraceContext ctx) {
         std::scoped_lock lock(mMutex);
@@ -555,15 +570,26 @@
 
         expectedSurfaceFrameEndEvent->set_cookie(expectedTimelineCookie);
     });
+}
 
+void SurfaceFrame::traceActuals(int64_t displayFrameToken) const {
     int64_t actualTimelineCookie = mTraceCookieCounter.getCookieForTracing();
+
     // Actual timeline start
     FrameTimelineDataSource::Trace([&](FrameTimelineDataSource::TraceContext ctx) {
         std::scoped_lock lock(mMutex);
         auto packet = ctx.NewTracePacket();
         packet->set_timestamp_clock_id(perfetto::protos::pbzero::BUILTIN_CLOCK_MONOTONIC);
         // Actual start time is not yet available, so use expected start instead
-        packet->set_timestamp(static_cast<uint64_t>(mPredictions.startTime));
+        if (mPredictionState == PredictionState::Expired) {
+            // If prediction is expired, we can't use the predicted start time. Instead, just use a
+            // start time a little earlier than the end time so that we have some info about this
+            // frame in the trace.
+            packet->set_timestamp(
+                    static_cast<uint64_t>(mActuals.endTime - kPredictionExpiredStartTimeDelta));
+        } else {
+            packet->set_timestamp(static_cast<uint64_t>(mPredictions.startTime));
+        }
 
         auto* event = packet->set_frame_timeline_event();
         auto* actualSurfaceFrameStartEvent = event->set_actual_surface_frame_start();
@@ -588,12 +614,17 @@
         actualSurfaceFrameStartEvent->set_gpu_composition(mGpuComposition);
         actualSurfaceFrameStartEvent->set_jank_type(jankTypeBitmaskToProto(mJankType));
     });
+
     // Actual timeline end
     FrameTimelineDataSource::Trace([&](FrameTimelineDataSource::TraceContext ctx) {
         std::scoped_lock lock(mMutex);
         auto packet = ctx.NewTracePacket();
         packet->set_timestamp_clock_id(perfetto::protos::pbzero::BUILTIN_CLOCK_MONOTONIC);
-        packet->set_timestamp(static_cast<uint64_t>(mActuals.endTime));
+        if (mPresentState == PresentState::Dropped) {
+            packet->set_timestamp(static_cast<uint64_t>(mDropTime));
+        } else {
+            packet->set_timestamp(static_cast<uint64_t>(mActuals.endTime));
+        }
 
         auto* event = packet->set_frame_timeline_event();
         auto* actualSurfaceFrameEndEvent = event->set_frame_end();
@@ -602,6 +633,23 @@
     });
 }
 
+/**
+ * TODO(b/178637512): add inputEventId to the perfetto trace.
+ */
+void SurfaceFrame::trace(int64_t displayFrameToken) const {
+    if (mToken == FrameTimelineInfo::INVALID_VSYNC_ID ||
+        displayFrameToken == FrameTimelineInfo::INVALID_VSYNC_ID) {
+        // No packets can be traced with a missing token.
+        return;
+    }
+    if (getPredictionState() != PredictionState::Expired) {
+        // Expired predictions have zeroed timestamps. This cannot be used in any meaningful way in
+        // a trace.
+        tracePredictions(displayFrameToken);
+    }
+    traceActuals(displayFrameToken);
+}
+
 namespace impl {
 
 int64_t TokenManager::generateTokenForPredictions(TimelineItem&& predictions) {
@@ -658,11 +706,11 @@
 }
 
 std::shared_ptr<SurfaceFrame> FrameTimeline::createSurfaceFrameForToken(
-        const FrameTimelineInfo& frameTimelineInfo, pid_t ownerPid, uid_t ownerUid,
+        const FrameTimelineInfo& frameTimelineInfo, pid_t ownerPid, uid_t ownerUid, int32_t layerId,
         std::string layerName, std::string debugName) {
     ATRACE_CALL();
     if (frameTimelineInfo.vsyncId == FrameTimelineInfo::INVALID_VSYNC_ID) {
-        return std::make_shared<SurfaceFrame>(frameTimelineInfo, ownerPid, ownerUid,
+        return std::make_shared<SurfaceFrame>(frameTimelineInfo, ownerPid, ownerUid, layerId,
                                               std::move(layerName), std::move(debugName),
                                               PredictionState::None, TimelineItem(), mTimeStats,
                                               mJankClassificationThresholds, &mTraceCookieCounter);
@@ -670,13 +718,13 @@
     std::optional<TimelineItem> predictions =
             mTokenManager.getPredictionsForToken(frameTimelineInfo.vsyncId);
     if (predictions) {
-        return std::make_shared<SurfaceFrame>(frameTimelineInfo, ownerPid, ownerUid,
+        return std::make_shared<SurfaceFrame>(frameTimelineInfo, ownerPid, ownerUid, layerId,
                                               std::move(layerName), std::move(debugName),
                                               PredictionState::Valid, std::move(*predictions),
                                               mTimeStats, mJankClassificationThresholds,
                                               &mTraceCookieCounter);
     }
-    return std::make_shared<SurfaceFrame>(frameTimelineInfo, ownerPid, ownerUid,
+    return std::make_shared<SurfaceFrame>(frameTimelineInfo, ownerPid, ownerUid, layerId,
                                           std::move(layerName), std::move(debugName),
                                           PredictionState::Expired, TimelineItem(), mTimeStats,
                                           mJankClassificationThresholds, &mTraceCookieCounter);
@@ -750,6 +798,11 @@
 
 void FrameTimeline::DisplayFrame::onPresent(nsecs_t signalTime) {
     mSurfaceFlingerActuals.presentTime = signalTime;
+    if (mPredictionState == PredictionState::Expired) {
+        // Cannot do jank classification with expired predictions
+        mJankType = JankType::Unknown;
+        return;
+    }
 
     // Delta between the expected present and the actual present
     const nsecs_t presentDelta =
@@ -759,7 +812,9 @@
 
     // How far off was the presentDelta when compared to the vsyncPeriod. Used in checking if there
     // was a prediction error or not.
-    nsecs_t deltaToVsync = std::abs(presentDelta) % mRefreshRate.getPeriodNsecs();
+    nsecs_t deltaToVsync = mRefreshRate.getPeriodNsecs() > 0
+            ? std::abs(presentDelta) % mRefreshRate.getPeriodNsecs()
+            : 0;
     if (std::abs(presentDelta) > mJankClassificationThresholds.presentThreshold) {
         mFramePresentMetadata = presentDelta > 0 ? FramePresentMetadata::LatePresent
                                                  : FramePresentMetadata::EarlyPresent;
@@ -836,17 +891,12 @@
     }
 }
 
-void FrameTimeline::DisplayFrame::trace(pid_t surfaceFlingerPid) const {
+void FrameTimeline::DisplayFrame::tracePredictions(pid_t surfaceFlingerPid) const {
     int64_t expectedTimelineCookie = mTraceCookieCounter.getCookieForTracing();
-    bool missingToken = false;
+
     // Expected timeline start
     FrameTimelineDataSource::Trace([&](FrameTimelineDataSource::TraceContext ctx) {
         auto packet = ctx.NewTracePacket();
-        if (mToken == FrameTimelineInfo::INVALID_VSYNC_ID) {
-            ALOGD("Cannot trace DisplayFrame with invalid token");
-            missingToken = true;
-            return;
-        }
         packet->set_timestamp_clock_id(perfetto::protos::pbzero::BUILTIN_CLOCK_MONOTONIC);
         packet->set_timestamp(static_cast<uint64_t>(mSurfaceFlingerPredictions.startTime));
 
@@ -859,12 +909,6 @@
         expectedDisplayFrameStartEvent->set_pid(surfaceFlingerPid);
     });
 
-    if (missingToken) {
-        // If one packet can't be traced because of missing token, then no packets can be traced.
-        // Exit early in this case.
-        return;
-    }
-
     // Expected timeline end
     FrameTimelineDataSource::Trace([&](FrameTimelineDataSource::TraceContext ctx) {
         auto packet = ctx.NewTracePacket();
@@ -876,9 +920,12 @@
 
         expectedDisplayFrameEndEvent->set_cookie(expectedTimelineCookie);
     });
+}
 
+void FrameTimeline::DisplayFrame::traceActuals(pid_t surfaceFlingerPid) const {
     int64_t actualTimelineCookie = mTraceCookieCounter.getCookieForTracing();
-    // Expected timeline start
+
+    // Actual timeline start
     FrameTimelineDataSource::Trace([&](FrameTimelineDataSource::TraceContext ctx) {
         auto packet = ctx.NewTracePacket();
         packet->set_timestamp_clock_id(perfetto::protos::pbzero::BUILTIN_CLOCK_MONOTONIC);
@@ -898,7 +945,8 @@
         actualDisplayFrameStartEvent->set_gpu_composition(mGpuComposition);
         actualDisplayFrameStartEvent->set_jank_type(jankTypeBitmaskToProto(mJankType));
     });
-    // Expected timeline end
+
+    // Actual timeline end
     FrameTimelineDataSource::Trace([&](FrameTimelineDataSource::TraceContext ctx) {
         auto packet = ctx.NewTracePacket();
         packet->set_timestamp_clock_id(perfetto::protos::pbzero::BUILTIN_CLOCK_MONOTONIC);
@@ -909,12 +957,86 @@
 
         actualDisplayFrameEndEvent->set_cookie(actualTimelineCookie);
     });
+}
+
+void FrameTimeline::DisplayFrame::trace(pid_t surfaceFlingerPid) const {
+    if (mToken == FrameTimelineInfo::INVALID_VSYNC_ID) {
+        // DisplayFrame should not have an invalid token.
+        ALOGE("Cannot trace DisplayFrame with invalid token");
+        return;
+    }
+
+    if (mPredictionState == PredictionState::Valid) {
+        // Expired and unknown predictions have zeroed timestamps. This cannot be used in any
+        // meaningful way in a trace.
+        tracePredictions(surfaceFlingerPid);
+    }
+    traceActuals(surfaceFlingerPid);
 
     for (auto& surfaceFrame : mSurfaceFrames) {
         surfaceFrame->trace(mToken);
     }
 }
 
+float FrameTimeline::computeFps(const std::unordered_set<int32_t>& layerIds) {
+    if (layerIds.empty()) {
+        return 0.0f;
+    }
+
+    std::vector<nsecs_t> presentTimes;
+    {
+        std::scoped_lock lock(mMutex);
+        presentTimes.reserve(mDisplayFrames.size());
+        for (size_t i = 0; i < mDisplayFrames.size(); i++) {
+            const auto& displayFrame = mDisplayFrames[i];
+            if (displayFrame->getActuals().presentTime <= 0) {
+                continue;
+            }
+            for (const auto& surfaceFrame : displayFrame->getSurfaceFrames()) {
+                if (surfaceFrame->getPresentState() == SurfaceFrame::PresentState::Presented &&
+                    layerIds.count(surfaceFrame->getLayerId()) > 0) {
+                    // We're looking for DisplayFrames that presents at least one layer from
+                    // layerIds, so push the present time and skip looking through the rest of the
+                    // SurfaceFrames.
+                    presentTimes.push_back(displayFrame->getActuals().presentTime);
+                    break;
+                }
+            }
+        }
+    }
+
+    // FPS can't be computed when there's fewer than 2 presented frames.
+    if (presentTimes.size() <= 1) {
+        return 0.0f;
+    }
+
+    nsecs_t priorPresentTime = -1;
+    nsecs_t totalPresentToPresentWalls = 0;
+
+    for (const nsecs_t presentTime : presentTimes) {
+        if (priorPresentTime == -1) {
+            priorPresentTime = presentTime;
+            continue;
+        }
+
+        totalPresentToPresentWalls += (presentTime - priorPresentTime);
+        priorPresentTime = presentTime;
+    }
+
+    if (CC_UNLIKELY(totalPresentToPresentWalls <= 0)) {
+        ALOGW("Invalid total present-to-present duration when computing fps: %" PRId64,
+              totalPresentToPresentWalls);
+        return 0.0f;
+    }
+
+    const constexpr nsecs_t kOneSecond =
+            std::chrono::duration_cast<std::chrono::nanoseconds>(1s).count();
+    // (10^9 nanoseconds / second) * (N present deltas) / (total nanoseconds in N present deltas) =
+    // M frames / second
+    return kOneSecond * static_cast<nsecs_t>((presentTimes.size() - 1)) /
+            static_cast<float>(totalPresentToPresentWalls);
+}
+
 void FrameTimeline::flushPendingPresentFences() {
     for (size_t i = 0; i < mPendingPresentFences.size(); i++) {
         const auto& pendingPresentFence = mPendingPresentFences[i];
diff --git a/services/surfaceflinger/FrameTimeline/FrameTimeline.h b/services/surfaceflinger/FrameTimeline/FrameTimeline.h
index 4739106..d65769b 100644
--- a/services/surfaceflinger/FrameTimeline/FrameTimeline.h
+++ b/services/surfaceflinger/FrameTimeline/FrameTimeline.h
@@ -156,9 +156,10 @@
     // Only FrameTimeline can construct a SurfaceFrame as it provides Predictions(through
     // TokenManager), Thresholds and TimeStats pointer.
     SurfaceFrame(const FrameTimelineInfo& frameTimelineInfo, pid_t ownerPid, uid_t ownerUid,
-                 std::string layerName, std::string debugName, PredictionState predictionState,
-                 TimelineItem&& predictions, std::shared_ptr<TimeStats> timeStats,
-                 JankClassificationThresholds thresholds, TraceCookieCounter* traceCookieCounter);
+                 int32_t layerId, std::string layerName, std::string debugName,
+                 PredictionState predictionState, TimelineItem&& predictions,
+                 std::shared_ptr<TimeStats> timeStats, JankClassificationThresholds thresholds,
+                 TraceCookieCounter* traceCookieCounter);
     ~SurfaceFrame() = default;
 
     // Returns std::nullopt if the frame hasn't been classified yet.
@@ -171,10 +172,12 @@
     TimelineItem getPredictions() const { return mPredictions; };
     // Actual timestamps of the app are set individually at different functions.
     // Start time (if the app provides) and Queue time are accessible after queueing the frame,
-    // whereas Acquire Fence time is available only during latch.
+    // whereas Acquire Fence time is available only during latch. Drop time is available at the time
+    // the buffer was dropped.
     void setActualStartTime(nsecs_t actualStartTime);
     void setActualQueueTime(nsecs_t actualQueueTime);
     void setAcquireFenceTime(nsecs_t acquireFenceTime);
+    void setDropTime(nsecs_t dropTime);
     void setPresentState(PresentState presentState, nsecs_t lastLatchTime = 0);
     void setRenderRate(Fps renderRate);
 
@@ -192,23 +195,35 @@
     // Emits a packet for perfetto tracing. The function body will be executed only if tracing is
     // enabled. The displayFrameToken is needed to link the SurfaceFrame to the corresponding
     // DisplayFrame at the trace processor side.
-    void trace(int64_t displayFrameToken);
+    void trace(int64_t displayFrameToken) const;
 
-    // Getter functions used only by FrameTimelineTests
+    // Getter functions used only by FrameTimelineTests and SurfaceFrame internally
     TimelineItem getActuals() const;
     pid_t getOwnerPid() const { return mOwnerPid; };
-    PredictionState getPredictionState() const { return mPredictionState; };
+    int32_t getLayerId() const { return mLayerId; };
+    PredictionState getPredictionState() const;
     PresentState getPresentState() const;
     FrameReadyMetadata getFrameReadyMetadata() const;
     FramePresentMetadata getFramePresentMetadata() const;
+    nsecs_t getDropTime() const;
+
+    // For prediction expired frames, this delta is subtracted from the actual end time to get a
+    // start time decent enough to see in traces.
+    // TODO(b/172587309): Remove this when we have actual start times.
+    static constexpr nsecs_t kPredictionExpiredStartTimeDelta =
+            std::chrono::duration_cast<std::chrono::nanoseconds>(2ms).count();
 
 private:
+    void tracePredictions(int64_t displayFrameToken) const;
+    void traceActuals(int64_t displayFrameToken) const;
+
     const int64_t mToken;
     const int32_t mInputEventId;
     const pid_t mOwnerPid;
     const uid_t mOwnerUid;
     const std::string mLayerName;
     const std::string mDebugName;
+    const int32_t mLayerId;
     PresentState mPresentState GUARDED_BY(mMutex);
     const PredictionState mPredictionState;
     const TimelineItem mPredictions;
@@ -216,6 +231,7 @@
     std::shared_ptr<TimeStats> mTimeStats;
     const JankClassificationThresholds mJankClassificationThresholds;
     nsecs_t mActualQueueTime GUARDED_BY(mMutex) = 0;
+    nsecs_t mDropTime GUARDED_BY(mMutex) = 0;
     mutable std::mutex mMutex;
     // Bitmask for the type of jank
     int32_t mJankType GUARDED_BY(mMutex) = JankType::None;
@@ -254,7 +270,7 @@
     // Debug name is the human-readable debugging string for dumpsys.
     virtual std::shared_ptr<SurfaceFrame> createSurfaceFrameForToken(
             const FrameTimelineInfo& frameTimelineInfo, pid_t ownerPid, uid_t ownerUid,
-            std::string layerName, std::string debugName) = 0;
+            int32_t layerId, std::string layerName, std::string debugName) = 0;
 
     // Adds a new SurfaceFrame to the current DisplayFrame. Frames from multiple layers can be
     // composited into one display frame.
@@ -279,6 +295,11 @@
     // Sets the max number of display frames that can be stored. Called by SF backdoor.
     virtual void setMaxDisplayFrames(uint32_t size);
 
+    // Computes the historical fps for the provided set of layer IDs
+    // The fps is compted from the linear timeline of present timestamps for DisplayFrames
+    // containing at least one layer ID.
+    virtual float computeFps(const std::unordered_set<int32_t>& layerIds);
+
     // Restores the max number of display frames to default. Called by SF backdoor.
     virtual void reset() = 0;
 };
@@ -359,6 +380,8 @@
 
     private:
         void dump(std::string& result, nsecs_t baseTime) const;
+        void tracePredictions(pid_t surfaceFlingerPid) const;
+        void traceActuals(pid_t surfaceFlingerPid) const;
 
         int64_t mToken = FrameTimelineInfo::INVALID_VSYNC_ID;
 
@@ -402,13 +425,14 @@
     frametimeline::TokenManager* getTokenManager() override { return &mTokenManager; }
     std::shared_ptr<SurfaceFrame> createSurfaceFrameForToken(
             const FrameTimelineInfo& frameTimelineInfo, pid_t ownerPid, uid_t ownerUid,
-            std::string layerName, std::string debugName) override;
+            int32_t layerId, std::string layerName, std::string debugName) override;
     void addSurfaceFrame(std::shared_ptr<frametimeline::SurfaceFrame> surfaceFrame) override;
     void setSfWakeUp(int64_t token, nsecs_t wakeupTime, Fps refreshRate) override;
     void setSfPresent(nsecs_t sfPresentTime,
                       const std::shared_ptr<FenceTime>& presentFence) override;
     void parseArgs(const Vector<String16>& args, std::string& result) override;
     void setMaxDisplayFrames(uint32_t size) override;
+    float computeFps(const std::unordered_set<int32_t>& layerIds) override;
     void reset() override;
 
     // Sets up the perfetto tracing backend and data source.
diff --git a/services/surfaceflinger/Layer.cpp b/services/surfaceflinger/Layer.cpp
index 6a28da3..937868a 100644
--- a/services/surfaceflinger/Layer.cpp
+++ b/services/surfaceflinger/Layer.cpp
@@ -25,6 +25,7 @@
 
 #include "Layer.h"
 
+#include <android-base/properties.h>
 #include <android-base/stringprintf.h>
 #include <android/native_window.h>
 #include <binder/IPCThreadState.h>
@@ -488,7 +489,7 @@
     compositionState->alpha = alpha;
     compositionState->backgroundBlurRadius = drawingState.backgroundBlurRadius;
     compositionState->blurRegions = drawingState.blurRegions;
-    compositionState->stretchEffect = drawingState.stretchEffect;
+    compositionState->stretchEffect = getStretchEffect();
 }
 
 void Layer::prepareGeometryCompositionState() {
@@ -558,7 +559,7 @@
 
     // Force client composition for special cases known only to the front-end.
     if (isHdrY410() || usesRoundedCorners || drawShadows() || drawingState.blurRegions.size() > 0 ||
-        drawingState.stretchEffect.hasEffect()) {
+        compositionState->stretchEffect.hasEffect()) {
         compositionState->forceClientComposition = true;
     }
 }
@@ -1436,6 +1437,22 @@
     return true;
 }
 
+StretchEffect Layer::getStretchEffect() const {
+    if (mDrawingState.stretchEffect.hasEffect()) {
+        return mDrawingState.stretchEffect;
+    }
+
+    sp<Layer> parent = getParent();
+    if (parent != nullptr) {
+        auto effect = parent->getStretchEffect();
+        if (effect.hasEffect()) {
+            // TODO(b/179047472): Map it? Or do we make the effect be in global space?
+            return effect;
+        }
+    }
+    return StretchEffect{};
+}
+
 void Layer::updateTreeHasFrameRateVote() {
     const auto traverseTree = [&](const LayerVector::Visitor& visitor) {
         auto parent = getParent();
@@ -1451,7 +1468,7 @@
     // First traverse the tree and count how many layers has votes. In addition
     // activate the layers in Scheduler's LayerHistory for it to check for changes
     int layersWithVote = 0;
-    traverseTree([&layersWithVote, this](Layer* layer) {
+    traverseTree([&layersWithVote](Layer* layer) {
         const auto layerVotedWithDefaultCompatibility =
                 layer->mCurrentState.frameRate.rate.isValid() &&
                 layer->mCurrentState.frameRate.type == FrameRateCompatibility::Default;
@@ -1467,20 +1484,21 @@
             layerVotedWithExactCompatibility) {
             layersWithVote++;
         }
-
-        mFlinger->mScheduler->recordLayerHistory(layer, systemTime(),
-                                                 LayerHistory::LayerUpdateType::SetFrameRate);
     });
 
     // Now update the other layers
     bool transactionNeeded = false;
-    traverseTree([layersWithVote, &transactionNeeded](Layer* layer) {
-        if (layer->mCurrentState.treeHasFrameRateVote != layersWithVote > 0) {
+    traverseTree([layersWithVote, &transactionNeeded, this](Layer* layer) {
+        const bool treeHasFrameRateVote = layersWithVote > 0;
+        if (layer->mCurrentState.treeHasFrameRateVote != treeHasFrameRateVote) {
             layer->mCurrentState.sequence++;
-            layer->mCurrentState.treeHasFrameRateVote = layersWithVote > 0;
+            layer->mCurrentState.treeHasFrameRateVote = treeHasFrameRateVote;
             layer->mCurrentState.modified = true;
             layer->setTransactionFlags(eTransactionNeeded);
             transactionNeeded = true;
+
+            mFlinger->mScheduler->recordLayerHistory(layer, systemTime(),
+                                                     LayerHistory::LayerUpdateType::SetFrameRate);
         }
     });
 
@@ -1560,6 +1578,7 @@
 
 void Layer::addSurfaceFrameDroppedForBuffer(
         std::shared_ptr<frametimeline::SurfaceFrame>& surfaceFrame) {
+    surfaceFrame->setDropTime(systemTime());
     surfaceFrame->setPresentState(PresentState::Dropped);
     mFlinger->mFrameTimeline->addSurfaceFrame(surfaceFrame);
 }
@@ -1576,14 +1595,15 @@
 std::shared_ptr<frametimeline::SurfaceFrame> Layer::createSurfaceFrameForTransaction(
         const FrameTimelineInfo& info, nsecs_t postTime) {
     auto surfaceFrame =
-            mFlinger->mFrameTimeline->createSurfaceFrameForToken(info, mOwnerPid, mOwnerUid, mName,
+            mFlinger->mFrameTimeline->createSurfaceFrameForToken(info, mOwnerPid, mOwnerUid,
+                                                                 getSequence(), mName,
                                                                  mTransactionName);
     // For Transactions, the post time is considered to be both queue and acquire fence time.
     surfaceFrame->setActualQueueTime(postTime);
     surfaceFrame->setAcquireFenceTime(postTime);
     const auto fps = mFlinger->mScheduler->getFrameRateOverride(getOwnerUid());
     if (fps) {
-        mSurfaceFrame->setRenderRate(*fps);
+        surfaceFrame->setRenderRate(*fps);
     }
     onSurfaceFrameCreated(surfaceFrame);
     return surfaceFrame;
@@ -1592,13 +1612,13 @@
 std::shared_ptr<frametimeline::SurfaceFrame> Layer::createSurfaceFrameForBuffer(
         const FrameTimelineInfo& info, nsecs_t queueTime, std::string debugName) {
     auto surfaceFrame =
-            mFlinger->mFrameTimeline->createSurfaceFrameForToken(info, mOwnerPid, mOwnerUid, mName,
-                                                                 debugName);
+            mFlinger->mFrameTimeline->createSurfaceFrameForToken(info, mOwnerPid, mOwnerUid,
+                                                                 getSequence(), mName, debugName);
     // For buffers, acquire fence time will set during latch.
     surfaceFrame->setActualQueueTime(queueTime);
     const auto fps = mFlinger->mScheduler->getFrameRateOverride(getOwnerUid());
     if (fps) {
-        mSurfaceFrame->setRenderRate(*fps);
+        surfaceFrame->setRenderRate(*fps);
     }
     // TODO(b/178542907): Implement onSurfaceFrameCreated for BQLayer as well.
     onSurfaceFrameCreated(surfaceFrame);
@@ -1740,6 +1760,7 @@
     info.mRefreshPending = isBufferLatched();
     info.mIsOpaque = isOpaque(ds);
     info.mContentDirty = contentDirty;
+    info.mStretchEffect = getStretchEffect();
     return info;
 }
 
@@ -2480,7 +2501,7 @@
     if (traceFlags & SurfaceTracing::TRACE_INPUT) {
         InputWindowInfo info;
         if (useDrawing) {
-            info = fillInputInfo();
+            info = fillInputInfo({nullptr});
         } else {
             info = state.inputInfo;
         }
@@ -2501,7 +2522,7 @@
     return mRemovedFromCurrentState;
 }
 
-void Layer::fillInputFrameInfo(InputWindowInfo& info) {
+void Layer::fillInputFrameInfo(InputWindowInfo& info, const ui::Transform& toPhysicalDisplay) {
     // Transform layer size to screen space and inset it by surface insets.
     // If this is a portal window, set the touchableRegion to the layerBounds.
     Rect layerBounds = info.portalToDisplayId == ADISPLAY_ID_NONE
@@ -2521,9 +2542,13 @@
         return;
     }
 
-    ui::Transform t = getTransform();
+    ui::Transform layerToDisplay = getTransform();
+    // Transform that takes window coordinates to unrotated display coordinates
+    ui::Transform t = toPhysicalDisplay * layerToDisplay;
     int32_t xSurfaceInset = info.surfaceInset;
     int32_t ySurfaceInset = info.surfaceInset;
+    // Bring screenBounds into unrotated space
+    Rect screenBounds = toPhysicalDisplay.transform(Rect{mScreenBounds});
 
     const float xScale = t.getScaleX();
     const float yScale = t.getScaleY();
@@ -2581,7 +2606,6 @@
     // We need to send the layer bounds cropped to the screenbounds since the layer can be cropped.
     // The frame should be the area the user sees on screen since it's used for occlusion
     // detection.
-    Rect screenBounds = Rect{mScreenBounds};
     transformedLayerBounds.intersect(screenBounds, &transformedLayerBounds);
     info.frameLeft = transformedLayerBounds.left;
     info.frameTop = transformedLayerBounds.top;
@@ -2593,7 +2617,7 @@
     info.touchableRegion = inputTransform.transform(info.touchableRegion);
 }
 
-InputWindowInfo Layer::fillInputInfo() {
+InputWindowInfo Layer::fillInputInfo(const sp<DisplayDevice>& display) {
     if (!hasInputInfo()) {
         mDrawingState.inputInfo.name = getName();
         mDrawingState.inputInfo.ownerUid = mOwnerUid;
@@ -2610,7 +2634,13 @@
         info.displayId = getLayerStack();
     }
 
-    fillInputFrameInfo(info);
+    // Transform that goes from "logical(rotated)" display to physical/unrotated display.
+    // This is for when inputflinger operates in physical display-space.
+    ui::Transform toPhysicalDisplay;
+    if (display) {
+        toPhysicalDisplay = display->getTransform();
+    }
+    fillInputFrameInfo(info, toPhysicalDisplay);
 
     // For compatibility reasons we let layers which can receive input
     // receive input before they have actually submitted a buffer. Because
@@ -2626,12 +2656,14 @@
     auto cropLayer = mDrawingState.touchableRegionCrop.promote();
     if (info.replaceTouchableRegionWithCrop) {
         if (cropLayer == nullptr) {
-            info.touchableRegion = Region(Rect{mScreenBounds});
+            info.touchableRegion = Region(toPhysicalDisplay.transform(Rect{mScreenBounds}));
         } else {
-            info.touchableRegion = Region(Rect{cropLayer->mScreenBounds});
+            info.touchableRegion =
+                    Region(toPhysicalDisplay.transform(Rect{cropLayer->mScreenBounds}));
         }
     } else if (cropLayer != nullptr) {
-        info.touchableRegion = info.touchableRegion.intersect(Rect{cropLayer->mScreenBounds});
+        info.touchableRegion = info.touchableRegion.intersect(
+                toPhysicalDisplay.transform(Rect{cropLayer->mScreenBounds}));
     }
 
     // If the layer is a clone, we need to crop the input region to cloned root to prevent
@@ -2639,7 +2671,7 @@
     if (isClone()) {
         sp<Layer> clonedRoot = getClonedRoot();
         if (clonedRoot != nullptr) {
-            Rect rect(clonedRoot->mScreenBounds);
+            Rect rect = toPhysicalDisplay.transform(Rect{clonedRoot->mScreenBounds});
             info.touchableRegion = info.touchableRegion.intersect(rect);
         }
     }
diff --git a/services/surfaceflinger/Layer.h b/services/surfaceflinger/Layer.h
index a1fdc3c..664c10b 100644
--- a/services/surfaceflinger/Layer.h
+++ b/services/surfaceflinger/Layer.h
@@ -501,6 +501,7 @@
     // one empty rect.
     virtual void useSurfaceDamage() {}
     virtual void useEmptyDamage() {}
+    Region getVisibleRegion(const DisplayDevice*) const;
 
     virtual void incrementPendingBufferCount() {}
 
@@ -913,7 +914,7 @@
     bool getPremultipledAlpha() const;
     void setInputInfo(const InputWindowInfo& info);
 
-    InputWindowInfo fillInputInfo();
+    InputWindowInfo fillInputInfo(const sp<DisplayDevice>& display);
     /**
      * Returns whether this layer has an explicitly set input-info.
      */
@@ -943,6 +944,7 @@
     bool backpressureEnabled() { return mDrawingState.flags & layer_state_t::eEnableBackpressure; }
 
     bool setStretchEffect(const StretchEffect& effect);
+    StretchEffect getStretchEffect() const;
 
 protected:
     class SyncPoint {
@@ -1008,6 +1010,7 @@
 
     // For unit tests
     friend class TestableSurfaceFlinger;
+    friend class FpsReporterTest;
     friend class RefreshRateSelectionTest;
     friend class SetFrameRateTest;
     friend class TransactionFrameTracerTest;
@@ -1145,9 +1148,6 @@
     // Window types from WindowManager.LayoutParams
     const InputWindowInfo::Type mWindowType;
 
-    // Can only be accessed with the SF state lock held.
-    std::shared_ptr<frametimeline::SurfaceFrame> mSurfaceFrame;
-
     // The owner of the layer. If created from a non system process, it will be the calling uid.
     // If created from a system process, the value can be passed in.
     uid_t mOwnerUid;
@@ -1167,7 +1167,6 @@
     virtual bool canDrawShadows() const { return true; }
 
     Hwc2::IComposerClient::Composition getCompositionType(const DisplayDevice&) const;
-    Region getVisibleRegion(const DisplayDevice*) const;
 
     /**
      * Returns an unsorted vector of all layers that are part of this tree.
@@ -1196,7 +1195,7 @@
     sp<Layer> getRootLayer();
 
     // Fills in the frame and transform info for the InputWindowInfo
-    void fillInputFrameInfo(InputWindowInfo& info);
+    void fillInputFrameInfo(InputWindowInfo& info, const ui::Transform& toPhysicalDisplay);
 
     // Cached properties computed from drawing state
     // Effective transform taking into account parent transforms and any parent scaling, which is
diff --git a/services/surfaceflinger/RefreshRateOverlay.cpp b/services/surfaceflinger/RefreshRateOverlay.cpp
index 49ffc81..b29c624 100644
--- a/services/surfaceflinger/RefreshRateOverlay.cpp
+++ b/services/surfaceflinger/RefreshRateOverlay.cpp
@@ -125,6 +125,9 @@
                                   GRALLOC_USAGE_SW_WRITE_RARELY | GRALLOC_USAGE_HW_COMPOSER |
                                           GRALLOC_USAGE_HW_TEXTURE,
                                   "RefreshRateOverlayBuffer");
+        const status_t bufferStatus = buffer->initCheck();
+        LOG_ALWAYS_FATAL_IF(bufferStatus != OK, "RefreshRateOverlay: Buffer failed to allocate: %d",
+                            bufferStatus);
         uint8_t* pixels;
         buffer->lock(GRALLOC_USAGE_SW_WRITE_RARELY, reinterpret_cast<void**>(&pixels));
         // Clear buffer content
diff --git a/services/surfaceflinger/RegionSamplingThread.cpp b/services/surfaceflinger/RegionSamplingThread.cpp
index 9186538..09615f9 100644
--- a/services/surfaceflinger/RegionSamplingThread.cpp
+++ b/services/surfaceflinger/RegionSamplingThread.cpp
@@ -447,6 +447,9 @@
                 GRALLOC_USAGE_SW_READ_OFTEN | GRALLOC_USAGE_HW_RENDER | GRALLOC_USAGE_HW_TEXTURE;
         buffer = new GraphicBuffer(sampledBounds.getWidth(), sampledBounds.getHeight(),
                                    PIXEL_FORMAT_RGBA_8888, 1, usage, "RegionSamplingThread");
+        const status_t bufferStatus = buffer->initCheck();
+        LOG_ALWAYS_FATAL_IF(bufferStatus != OK, "captureSample: Buffer failed to allocate: %d",
+                            bufferStatus);
     }
 
     const sp<SyncScreenCaptureListener> captureListener = new SyncScreenCaptureListener();
diff --git a/services/surfaceflinger/Scheduler/RefreshRateConfigs.cpp b/services/surfaceflinger/Scheduler/RefreshRateConfigs.cpp
index e7a44a7..de11c16 100644
--- a/services/surfaceflinger/Scheduler/RefreshRateConfigs.cpp
+++ b/services/surfaceflinger/Scheduler/RefreshRateConfigs.cpp
@@ -64,7 +64,7 @@
 using RefreshRate = RefreshRateConfigs::RefreshRate;
 
 std::string RefreshRate::toString() const {
-    return base::StringPrintf("{id=%zu, hwcId=%d, fps=%.2f, width=%d, height=%d group=%d}",
+    return base::StringPrintf("{id=%d, hwcId=%d, fps=%.2f, width=%d, height=%d group=%d}",
                               getModeId().value(), mode->getHwcId(), getFps().getValue(),
                               mode->getWidth(), mode->getHeight(), getModeGroup());
 }
@@ -89,7 +89,7 @@
 }
 
 std::string RefreshRateConfigs::Policy::toString() const {
-    return base::StringPrintf("default mode ID: %zu, allowGroupSwitching = %d"
+    return base::StringPrintf("default mode ID: %d, allowGroupSwitching = %d"
                               ", primary range: %s, app request range: %s",
                               defaultMode.value(), allowGroupSwitching,
                               primaryRange.toString().c_str(), appRequestRange.toString().c_str());
@@ -627,6 +627,8 @@
 
     std::vector<const RefreshRate*> sortedModes;
     getSortedRefreshRateListLocked([](const RefreshRate&) { return true; }, &sortedModes);
+    // Reset the policy because the old one may no longer be valid.
+    mDisplayManagerPolicy = {};
     mDisplayManagerPolicy.defaultMode = currentModeId;
     mMinSupportedRefreshRate = sortedModes.front();
     mMaxSupportedRefreshRate = sortedModes.back();
@@ -722,7 +724,7 @@
     outRefreshRates->reserve(mRefreshRates.size());
     for (const auto& [type, refreshRate] : mRefreshRates) {
         if (shouldAddRefreshRate(*refreshRate)) {
-            ALOGV("getSortedRefreshRateListLocked: mode %zu added to list policy",
+            ALOGV("getSortedRefreshRateListLocked: mode %d added to list policy",
                   refreshRate->modeId.value());
             outRefreshRates->push_back(refreshRate.get());
         }
diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index 7fada82..6a98e36 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -68,12 +68,13 @@
 #include <ui/ColorSpace.h>
 #include <ui/DebugUtils.h>
 #include <ui/DisplayId.h>
-#include <ui/DisplayInfo.h>
 #include <ui/DisplayMode.h>
 #include <ui/DisplayStatInfo.h>
 #include <ui/DisplayState.h>
+#include <ui/DynamicDisplayInfo.h>
 #include <ui/GraphicBufferAllocator.h>
 #include <ui/PixelFormat.h>
+#include <ui/StaticDisplayInfo.h>
 #include <utils/StopWatch.h>
 #include <utils/String16.h>
 #include <utils/String8.h>
@@ -107,6 +108,7 @@
 #include "DisplayRenderArea.h"
 #include "EffectLayer.h"
 #include "Effects/Daltonizer.h"
+#include "FpsReporter.h"
 #include "FrameTimeline/FrameTimeline.h"
 #include "FrameTracer/FrameTracer.h"
 #include "Layer.h"
@@ -253,6 +255,11 @@
     std::function<void()> mCallback;
 };
 
+enum Permission {
+    ACCESS_SURFACE_FLINGER = 0x1,
+    ROTATE_SURFACE_FLINGER = 0x2,
+};
+
 }  // namespace anonymous
 
 struct SetInputWindowsListener : os::BnSetInputWindowsListener {
@@ -854,7 +861,8 @@
     return NO_ERROR;
 }
 
-status_t SurfaceFlinger::getDisplayInfo(const sp<IBinder>& displayToken, DisplayInfo* info) {
+status_t SurfaceFlinger::getStaticDisplayInfo(const sp<IBinder>& displayToken,
+                                              ui::StaticDisplayInfo* info) {
     if (!displayToken || !info) {
         return BAD_VALUE;
     }
@@ -875,7 +883,7 @@
     if (mEmulatedDisplayDensity) {
         info->density = mEmulatedDisplayDensity;
     } else {
-        info->density = info->connectionType == DisplayConnectionType::Internal
+        info->density = info->connectionType == ui::DisplayConnectionType::Internal
                 ? mInternalDisplayDensity
                 : FALLBACK_DENSITY;
     }
@@ -887,9 +895,9 @@
     return NO_ERROR;
 }
 
-status_t SurfaceFlinger::getDisplayModes(const sp<IBinder>& displayToken,
-                                         Vector<ui::DisplayMode>* modes) {
-    if (!displayToken || !modes) {
+status_t SurfaceFlinger::getDynamicDisplayInfo(const sp<IBinder>& displayToken,
+                                               ui::DynamicDisplayInfo* info) {
+    if (!displayToken || !info) {
         return BAD_VALUE;
     }
 
@@ -900,16 +908,25 @@
         return NAME_NOT_FOUND;
     }
 
-    modes->clear();
+    info->activeDisplayModeId = static_cast<int32_t>(display->getActiveMode()->getId().value());
+    if (display->isPrimary()) {
+        if (const auto mode = getDesiredActiveMode()) {
+            info->activeDisplayModeId = static_cast<int32_t>(mode->modeId.value());
+        }
+    }
 
-    for (const auto& supportedMode : display->getSupportedModes()) {
-        ui::DisplayMode mode;
+    const auto& supportedModes = display->getSupportedModes();
+    info->supportedDisplayModes.clear();
+    info->supportedDisplayModes.reserve(supportedModes.size());
+    for (const auto& mode : supportedModes) {
+        ui::DisplayMode outMode;
+        outMode.id = static_cast<int32_t>(mode->getId().value());
 
-        auto width = supportedMode->getWidth();
-        auto height = supportedMode->getHeight();
+        auto width = mode->getWidth();
+        auto height = mode->getHeight();
 
-        auto xDpi = supportedMode->getDpiX();
-        auto yDpi = supportedMode->getDpiY();
+        auto xDpi = mode->getDpiX();
+        auto yDpi = mode->getDpiY();
 
         if (display->isPrimary() &&
             (internalDisplayOrientation == ui::ROTATION_90 ||
@@ -918,24 +935,24 @@
             std::swap(xDpi, yDpi);
         }
 
-        mode.resolution = ui::Size(width, height);
+        outMode.resolution = ui::Size(width, height);
 
         if (mEmulatedDisplayDensity) {
-            mode.xDpi = mEmulatedDisplayDensity;
-            mode.yDpi = mEmulatedDisplayDensity;
+            outMode.xDpi = mEmulatedDisplayDensity;
+            outMode.yDpi = mEmulatedDisplayDensity;
         } else {
-            mode.xDpi = xDpi;
-            mode.yDpi = yDpi;
+            outMode.xDpi = xDpi;
+            outMode.yDpi = yDpi;
         }
 
-        const nsecs_t period = supportedMode->getVsyncPeriod();
-        mode.refreshRate = Fps::fromPeriodNsecs(period).getValue();
+        const nsecs_t period = mode->getVsyncPeriod();
+        outMode.refreshRate = Fps::fromPeriodNsecs(period).getValue();
 
         const auto vsyncConfigSet =
-                mVsyncConfiguration->getConfigsForRefreshRate(Fps(mode.refreshRate));
-        mode.appVsyncOffset = vsyncConfigSet.late.appOffset;
-        mode.sfVsyncOffset = vsyncConfigSet.late.sfOffset;
-        mode.group = supportedMode->getGroup();
+                mVsyncConfiguration->getConfigsForRefreshRate(Fps(outMode.refreshRate));
+        outMode.appVsyncOffset = vsyncConfigSet.late.appOffset;
+        outMode.sfVsyncOffset = vsyncConfigSet.late.sfOffset;
+        outMode.group = mode->getGroup();
 
         // This is how far in advance a buffer must be queued for
         // presentation at a given time.  If you want a buffer to appear
@@ -949,11 +966,24 @@
         //
         // We add an additional 1ms to allow for processing time and
         // differences between the ideal and actual refresh rate.
-        mode.presentationDeadline = period - mode.sfVsyncOffset + 1000000;
+        outMode.presentationDeadline = period - outMode.sfVsyncOffset + 1000000;
 
-        modes->push_back(mode);
+        info->supportedDisplayModes.push_back(outMode);
     }
 
+    info->activeColorMode = display->getCompositionDisplay()->getState().colorMode;
+    const auto displayId = display->getPhysicalId();
+    info->supportedColorModes = getDisplayColorModes(displayId);
+
+    info->hdrCapabilities = display->getHdrCapabilities();
+    info->autoLowLatencyModeSupported =
+            getHwComposer().hasDisplayCapability(displayId,
+                                                 hal::DisplayCapability::AUTO_LOW_LATENCY_MODE);
+    std::vector<hal::ContentType> types;
+    getHwComposer().getSupportedContentTypes(displayId, &types);
+    info->gameContentTypeSupported = std::any_of(types.begin(), types.end(), [](auto type) {
+        return type == hal::ContentType::GAME;
+    });
     return NO_ERROR;
 }
 
@@ -966,31 +996,6 @@
     return NO_ERROR;
 }
 
-int SurfaceFlinger::getActiveDisplayModeId(const sp<IBinder>& displayToken) {
-    int activeMode;
-    bool isPrimary;
-
-    {
-        Mutex::Autolock lock(mStateLock);
-
-        if (const auto display = getDisplayDeviceLocked(displayToken)) {
-            activeMode = display->getActiveMode()->getId().value();
-            isPrimary = display->isPrimary();
-        } else {
-            ALOGE("%s: Invalid display token %p", __FUNCTION__, displayToken.get());
-            return NAME_NOT_FOUND;
-        }
-    }
-
-    if (isPrimary) {
-        if (const auto mode = getDesiredActiveMode()) {
-            return mode->modeId.value();
-        }
-    }
-
-    return activeMode;
-}
-
 void SurfaceFlinger::setDesiredActiveMode(const ActiveModeInfo& info) {
     ATRACE_CALL();
     auto refreshRate = mRefreshRateConfigs->getRefreshRateFromModeId(info.modeId);
@@ -1082,7 +1087,7 @@
 
     const auto upcomingMode = display->getMode(mUpcomingActiveMode.modeId);
     if (!upcomingMode) {
-        ALOGW("Upcoming active mode is no longer supported. Mode ID = %zu",
+        ALOGW("Upcoming active mode is no longer supported. Mode ID = %d",
               mUpcomingActiveMode.modeId.value());
         // TODO(b/159590486) Handle the error better. Some parts of SurfaceFlinger may
         // have been already updated with the upcoming active mode.
@@ -1142,13 +1147,13 @@
     const auto display = getDefaultDisplayDeviceLocked();
     const auto desiredMode = display->getMode(desiredActiveMode->modeId);
     if (!desiredMode) {
-        ALOGW("Desired display mode is no longer supported. Mode ID = %zu",
+        ALOGW("Desired display mode is no longer supported. Mode ID = %d",
               desiredActiveMode->modeId.value());
         clearDesiredActiveModeState();
         return;
     }
     const auto refreshRate = desiredMode->getFps();
-    ALOGV("%s changing active mode to %zu(%s)", __FUNCTION__, desiredMode->getId().value(),
+    ALOGV("%s changing active mode to %d(%s)", __FUNCTION__, desiredMode->getId().value(),
           to_string(refreshRate).c_str());
 
     if (!display || display->getActiveMode()->getId() == desiredActiveMode->modeId) {
@@ -1190,39 +1195,20 @@
     mSetActiveModePending = true;
 }
 
-status_t SurfaceFlinger::getDisplayColorModes(const sp<IBinder>& displayToken,
-                                              Vector<ColorMode>* outColorModes) {
-    if (!displayToken || !outColorModes) {
-        return BAD_VALUE;
-    }
-
-    std::vector<ColorMode> modes;
-    bool isInternalDisplay = false;
-    {
-        ConditionalLock lock(mStateLock, std::this_thread::get_id() != mMainThreadId);
-
-        const auto displayId = getPhysicalDisplayIdLocked(displayToken);
-        if (!displayId) {
-            return NAME_NOT_FOUND;
-        }
-
-        modes = getHwComposer().getColorModes(*displayId);
-        isInternalDisplay = displayId == getInternalDisplayIdLocked();
-    }
-    outColorModes->clear();
+std::vector<ColorMode> SurfaceFlinger::getDisplayColorModes(PhysicalDisplayId displayId) {
+    auto modes = getHwComposer().getColorModes(displayId);
+    bool isInternalDisplay = displayId == getInternalDisplayIdLocked();
 
     // If it's built-in display and the configuration claims it's not wide color capable,
     // filter out all wide color modes. The typical reason why this happens is that the
     // hardware is not good enough to support GPU composition of wide color, and thus the
     // OEMs choose to disable this capability.
     if (isInternalDisplay && !hasWideColorDisplay) {
-        std::remove_copy_if(modes.cbegin(), modes.cend(), std::back_inserter(*outColorModes),
-                            isWideColorMode);
-    } else {
-        std::copy(modes.cbegin(), modes.cend(), std::back_inserter(*outColorModes));
+        const auto newEnd = std::remove_if(modes.begin(), modes.end(), isWideColorMode);
+        modes.erase(newEnd, modes.end());
     }
 
-    return NO_ERROR;
+    return modes;
 }
 
 status_t SurfaceFlinger::getDisplayNativePrimaries(const sp<IBinder>& displayToken,
@@ -1240,19 +1226,14 @@
     return NO_ERROR;
 }
 
-ColorMode SurfaceFlinger::getActiveColorMode(const sp<IBinder>& displayToken) {
-    Mutex::Autolock lock(mStateLock);
-
-    if (const auto display = getDisplayDeviceLocked(displayToken)) {
-        return display->getCompositionDisplay()->getState().colorMode;
-    }
-    return static_cast<ColorMode>(BAD_VALUE);
-}
-
 status_t SurfaceFlinger::setActiveColorMode(const sp<IBinder>& displayToken, ColorMode mode) {
     schedule([=]() MAIN_THREAD {
-        Vector<ColorMode> modes;
-        getDisplayColorModes(displayToken, &modes);
+        const auto displayId = getPhysicalDisplayIdLocked(displayToken);
+        if (!displayId) {
+            ALOGE("Invalid display token %p", displayToken.get());
+            return;
+        }
+        const auto modes = getDisplayColorModes(*displayId);
         bool exists = std::find(std::begin(modes), std::end(modes), mode) != std::end(modes);
         if (mode < ColorMode::NATIVE || !exists) {
             ALOGE("Attempt to set invalid active color mode %s (%d) for display token %p",
@@ -1277,24 +1258,6 @@
     return NO_ERROR;
 }
 
-status_t SurfaceFlinger::getAutoLowLatencyModeSupport(const sp<IBinder>& displayToken,
-                                                      bool* outSupport) const {
-    if (!displayToken) {
-        return BAD_VALUE;
-    }
-
-    Mutex::Autolock lock(mStateLock);
-
-    const auto displayId = getPhysicalDisplayIdLocked(displayToken);
-    if (!displayId) {
-        return NAME_NOT_FOUND;
-    }
-    *outSupport =
-            getHwComposer().hasDisplayCapability(*displayId,
-                                                 hal::DisplayCapability::AUTO_LOW_LATENCY_MODE);
-    return NO_ERROR;
-}
-
 void SurfaceFlinger::setAutoLowLatencyMode(const sp<IBinder>& displayToken, bool on) {
     static_cast<void>(schedule([=]() MAIN_THREAD {
         if (const auto displayId = getPhysicalDisplayIdLocked(displayToken)) {
@@ -1305,27 +1268,6 @@
     }));
 }
 
-status_t SurfaceFlinger::getGameContentTypeSupport(const sp<IBinder>& displayToken,
-                                                   bool* outSupport) const {
-    if (!displayToken) {
-        return BAD_VALUE;
-    }
-
-    Mutex::Autolock lock(mStateLock);
-
-    const auto displayId = getPhysicalDisplayIdLocked(displayToken);
-    if (!displayId) {
-        return NAME_NOT_FOUND;
-    }
-
-    std::vector<hal::ContentType> types;
-    getHwComposer().getSupportedContentTypes(*displayId, &types);
-
-    *outSupport = std::any_of(types.begin(), types.end(),
-                              [](auto type) { return type == hal::ContentType::GAME; });
-    return NO_ERROR;
-}
-
 void SurfaceFlinger::setGameContentType(const sp<IBinder>& displayToken, bool on) {
     static_cast<void>(schedule([=]() MAIN_THREAD {
         if (const auto displayId = getPhysicalDisplayIdLocked(displayToken)) {
@@ -1349,28 +1291,6 @@
     return NO_ERROR;
 }
 
-status_t SurfaceFlinger::getHdrCapabilities(const sp<IBinder>& displayToken,
-                                            HdrCapabilities* outCapabilities) const {
-    Mutex::Autolock lock(mStateLock);
-
-    const auto display = getDisplayDeviceLocked(displayToken);
-    if (!display) {
-        ALOGE("%s: Invalid display token %p", __FUNCTION__, displayToken.get());
-        return NAME_NOT_FOUND;
-    }
-
-    // At this point the DisplayDevice should already be set up,
-    // meaning the luminance information is already queried from
-    // hardware composer and stored properly.
-    const HdrCapabilities& capabilities = display->getHdrCapabilities();
-    *outCapabilities = HdrCapabilities(capabilities.getSupportedHdrTypes(),
-                                       capabilities.getDesiredMaxLuminance(),
-                                       capabilities.getDesiredMaxAverageLuminance(),
-                                       capabilities.getDesiredMinLuminance());
-
-    return NO_ERROR;
-}
-
 status_t SurfaceFlinger::getDisplayedContentSamplingAttributes(const sp<IBinder>& displayToken,
                                                                ui::PixelFormat* outFormat,
                                                                ui::Dataspace* outDataspace,
@@ -1508,6 +1428,25 @@
     return NO_ERROR;
 }
 
+status_t SurfaceFlinger::addFpsListener(const sp<IBinder>& layerHandle,
+                                        const sp<gui::IFpsListener>& listener) {
+    if (!listener) {
+        return BAD_VALUE;
+    }
+
+    const wp<Layer> layer = fromHandle(layerHandle);
+    mFpsReporter->addListener(listener, layer);
+    return NO_ERROR;
+}
+
+status_t SurfaceFlinger::removeFpsListener(const sp<gui::IFpsListener>& listener) {
+    if (!listener) {
+        return BAD_VALUE;
+    }
+    mFpsReporter->removeListener(listener);
+    return NO_ERROR;
+}
+
 status_t SurfaceFlinger::getDisplayBrightnessSupport(const sp<IBinder>& displayToken,
                                                      bool* outSupport) const {
     if (!displayToken || !outSupport) {
@@ -1640,7 +1579,7 @@
 
     // Don't do any updating if the current fps is the same as the new one.
     if (!isDisplayModeAllowed(refreshRate.getModeId())) {
-        ALOGV("Skipping mode %zu as it is not part of allowed modes",
+        ALOGV("Skipping mode %d as it is not part of allowed modes",
               refreshRate.getModeId().value());
         return;
     }
@@ -2194,6 +2133,13 @@
         }
     });
 
+    {
+        Mutex::Autolock lock(mStateLock);
+        if (mFpsReporter) {
+            mFpsReporter->dispatchLayerFps();
+        }
+    }
+
     mTransactionCallbackInvoker.addPresentFence(mPreviousPresentFences[0]);
     mTransactionCallbackInvoker.sendCallbacks();
 
@@ -2360,7 +2306,7 @@
 DisplayModes SurfaceFlinger::loadSupportedDisplayModes(PhysicalDisplayId displayId) const {
     const auto hwcModes = getHwComposer().getModes(displayId);
     DisplayModes modes;
-    size_t nextModeId = 0;
+    int32_t nextModeId = 0;
     for (const auto& hwcMode : hwcModes) {
         modes.push_back(DisplayMode::Builder(hwcMode.hwcId)
                                 .setId(DisplayModeId{nextModeId++})
@@ -2906,15 +2852,32 @@
     mInputWindowCommands.clear();
 }
 
+bool enablePerWindowInputRotation() {
+    static bool value =
+            android::base::GetBoolProperty("persist.debug.per_window_input_rotation", false);
+    return value;
+}
+
 void SurfaceFlinger::updateInputWindowInfo() {
     std::vector<InputWindowInfo> inputInfos;
 
     mDrawingState.traverseInReverseZOrder([&](Layer* layer) {
-        if (layer->needsInputInfo()) {
-            // When calculating the screen bounds we ignore the transparent region since it may
-            // result in an unwanted offset.
-            inputInfos.push_back(layer->fillInputInfo());
+        if (!layer->needsInputInfo()) return;
+        sp<DisplayDevice> display;
+        if (enablePerWindowInputRotation()) {
+            for (const auto& pair : ON_MAIN_THREAD(mDisplays)) {
+                const auto& displayDevice = pair.second;
+                if (!displayDevice->getCompositionDisplay()
+                             ->belongsInOutput(layer->getLayerStack(),
+                                               layer->getPrimaryDisplayOnly())) {
+                    continue;
+                }
+                display = displayDevice;
+            }
         }
+        // When calculating the screen bounds we ignore the transparent region since it may
+        // result in an unwanted offset.
+        inputInfos.push_back(layer->fillInputInfo(display));
     });
 
     mInputFlinger->setInputWindows(inputInfos,
@@ -2993,6 +2956,7 @@
     mRegionSamplingThread =
             new RegionSamplingThread(*this, *mScheduler,
                                      RegionSamplingThread::EnvironmentTimingTunables());
+    mFpsReporter = new FpsReporter(*mFrameTimeline);
     // Dispatch a mode change request for the primary display on scheduler
     // initialization, so that the EventThreads always contain a reference to a
     // prior configuration.
@@ -3352,7 +3316,7 @@
                                   transaction.displays, transaction.flags,
                                   transaction.inputWindowCommands, transaction.desiredPresentTime,
                                   transaction.isAutoTimestamp, transaction.buffer,
-                                  transaction.postTime, transaction.privileged,
+                                  transaction.postTime, transaction.permissions,
                                   transaction.hasListenerCallbacks, transaction.listenerCallbacks,
                                   transaction.originPid, transaction.originUid, transaction.id);
         }
@@ -3425,16 +3389,23 @@
         const std::vector<ListenerCallbacks>& listenerCallbacks, uint64_t transactionId) {
     ATRACE_CALL();
 
+    uint32_t permissions =
+            callingThreadHasUnscopedSurfaceFlingerAccess() ? Permission::ACCESS_SURFACE_FLINGER : 0;
+    // Avoid checking for rotation permissions if the caller already has ACCESS_SURFACE_FLINGER
+    // permissions.
+    if ((permissions & Permission::ACCESS_SURFACE_FLINGER) ||
+        callingThreadHasRotateSurfaceFlingerAccess()) {
+        permissions |= Permission::ROTATE_SURFACE_FLINGER;
+    }
+
+    const int64_t postTime = systemTime();
+
+    IPCThreadState* ipc = IPCThreadState::self();
+    const int originPid = ipc->getCallingPid();
+    const int originUid = ipc->getCallingUid();
+
     {
         Mutex::Autolock _l(mQueueLock);
-
-        const int64_t postTime = systemTime();
-        bool privileged = callingThreadHasUnscopedSurfaceFlingerAccess();
-
-        IPCThreadState* ipc = IPCThreadState::self();
-        const int originPid = ipc->getCallingPid();
-        const int originUid = ipc->getCallingUid();
-
         // If its TransactionQueue already has a pending TransactionState or if it is pending
         auto itr = mPendingTransactionQueues.find(applyToken);
         // if this is an animation frame, wait until prior animation frame has
@@ -3469,7 +3440,7 @@
 
         mTransactionQueue.emplace(frameTimelineInfo, states, displays, flags, applyToken,
                                   inputWindowCommands, desiredPresentTime, isAutoTimestamp,
-                                  uncacheBuffer, postTime, privileged, hasListenerCallbacks,
+                                  uncacheBuffer, postTime, permissions, hasListenerCallbacks,
                                   listenerCallbacks, originPid, originUid, transactionId);
 
         if (pendingTransactions ||
@@ -3483,7 +3454,8 @@
             ALOGW("eEarlyWakeup is deprecated. Use eExplicitEarlyWakeup[Start|End]");
         }
 
-        if (!privileged && (flags & (eExplicitEarlyWakeupStart | eExplicitEarlyWakeupEnd))) {
+        if (!(permissions & Permission::ACCESS_SURFACE_FLINGER) &&
+            (flags & (eExplicitEarlyWakeupStart | eExplicitEarlyWakeupEnd))) {
             ALOGE("Only WindowManager is allowed to use eExplicitEarlyWakeup[Start|End] flags");
             flags &= ~(eExplicitEarlyWakeupStart | eExplicitEarlyWakeupEnd);
         }
@@ -3538,12 +3510,11 @@
                                            const InputWindowCommands& inputWindowCommands,
                                            const int64_t desiredPresentTime, bool isAutoTimestamp,
                                            const client_cache_t& uncacheBuffer,
-                                           const int64_t postTime, bool privileged,
+                                           const int64_t postTime, uint32_t permissions,
                                            bool hasListenerCallbacks,
                                            const std::vector<ListenerCallbacks>& listenerCallbacks,
                                            int originPid, int originUid, uint64_t transactionId) {
     uint32_t transactionFlags = 0;
-
     for (const DisplayState& display : displays) {
         transactionFlags |= setDisplayStateLocked(display);
     }
@@ -3561,7 +3532,7 @@
     for (const ComposerState& state : states) {
         clientStateFlags |=
                 setClientStateLocked(frameTimelineInfo, state, desiredPresentTime, isAutoTimestamp,
-                                     postTime, privileged, listenerCallbacksWithSurfaces);
+                                     postTime, permissions, listenerCallbacksWithSurfaces);
         if ((flags & eAnimation) && state.state.surface) {
             if (const auto layer = fromHandleLocked(state.state.surface).promote(); layer) {
                 mScheduler->recordLayerHistory(layer.get(),
@@ -3581,7 +3552,7 @@
     }
     transactionFlags |= clientStateFlags;
 
-    if (privileged) {
+    if (permissions & Permission::ACCESS_SURFACE_FLINGER) {
         transactionFlags |= addInputWindowCommands(inputWindowCommands);
     } else if (!inputWindowCommands.empty()) {
         ALOGE("Only privileged callers are allowed to send input commands.");
@@ -3685,10 +3656,10 @@
 
 uint32_t SurfaceFlinger::setClientStateLocked(
         const FrameTimelineInfo& frameTimelineInfo, const ComposerState& composerState,
-        int64_t desiredPresentTime, bool isAutoTimestamp, int64_t postTime, bool privileged,
+        int64_t desiredPresentTime, bool isAutoTimestamp, int64_t postTime, uint32_t permissions,
         std::unordered_set<ListenerCallbacks, ListenerCallbacksHash>& listenerCallbacks) {
     const layer_state_t& s = composerState.state;
-
+    const bool privileged = permissions & Permission::ACCESS_SURFACE_FLINGER;
     for (auto& listener : s.listeners) {
         // note that startRegistration will not re-register if the listener has
         // already be registered for a prior surface control
@@ -3813,8 +3784,8 @@
         // ACCESS_SURFACE_FLINGER nor ROTATE_SURFACE_FLINGER
         // (a.k.a. everyone except WindowManager / tests / Launcher) from setting non rectangle
         // preserving transformations.
-        bool allowNonRectPreservingTransforms =
-                privileged || callingThreadHasRotateSurfaceFlingerAccess();
+        const bool allowNonRectPreservingTransforms =
+                permissions & Permission::ROTATE_SURFACE_FLINGER;
         if (layer->setMatrix(s.matrix, allowNonRectPreservingTransforms)) flags |= eTraversalNeeded;
     }
     if (what & layer_state_t::eTransparentRegionChanged) {
@@ -4851,6 +4822,8 @@
 
     getRenderEngine().dump(result);
 
+    result.append("ClientCache state:\n");
+    ClientCache::getInstance().dump(result);
     DebugEGLImageTracker::getInstance()->dump(result);
 
     if (const auto display = getDefaultDisplayDeviceLocked()) {
@@ -4979,6 +4952,8 @@
         case GET_DISPLAYED_CONTENT_SAMPLE:
         case NOTIFY_POWER_BOOST:
         case SET_GLOBAL_SHADOW_SETTINGS:
+        case ADD_FPS_LISTENER:
+        case REMOVE_FPS_LISTENER:
         case ACQUIRE_FRAME_RATE_FLEXIBILITY_TOKEN: {
             // ACQUIRE_FRAME_RATE_FLEXIBILITY_TOKEN is used by CTS tests, which acquire the
             // necessary permission dynamically. Don't use the permission cache for this check.
@@ -5013,7 +4988,8 @@
         case GET_PHYSICAL_DISPLAY_TOKEN:
         case GET_DISPLAY_COLOR_MODES:
         case GET_DISPLAY_NATIVE_PRIMARIES:
-        case GET_DISPLAY_INFO:
+        case GET_STATIC_DISPLAY_INFO:
+        case GET_DYNAMIC_DISPLAY_INFO:
         case GET_DISPLAY_MODES:
         case GET_DISPLAY_STATE:
         case GET_DISPLAY_STATS:
@@ -5851,6 +5827,10 @@
             getFactory().createGraphicBuffer(bufferSize.getWidth(), bufferSize.getHeight(),
                                              static_cast<android_pixel_format>(reqPixelFormat),
                                              1 /* layerCount */, usage, "screenshot");
+
+    const status_t bufferStatus = buffer->initCheck();
+    LOG_ALWAYS_FATAL_IF(bufferStatus != OK, "captureScreenCommon: Buffer failed to allocate: %d",
+                        bufferStatus);
     return captureScreenCommon(std::move(renderAreaFuture), traverseLayers, buffer,
                                false /* regionSampling */, grayscale, captureListener);
 }
@@ -6141,27 +6121,25 @@
             ? mRefreshRateConfigs->getRefreshRateFromModeId(*modeId)
             // NOTE: Choose the default mode ID, if Scheduler doesn't have one in mind.
             : mRefreshRateConfigs->getRefreshRateFromModeId(currentPolicy.defaultMode);
-    ALOGV("trying to switch to Scheduler preferred mode %zu (%s)",
+    ALOGV("trying to switch to Scheduler preferred mode %d (%s)",
           preferredRefreshRate.getModeId().value(), preferredRefreshRate.getName().c_str());
 
     if (isDisplayModeAllowed(preferredRefreshRate.getModeId())) {
-        ALOGV("switching to Scheduler preferred display mode %zu",
+        ALOGV("switching to Scheduler preferred display mode %d",
               preferredRefreshRate.getModeId().value());
         setDesiredActiveMode({preferredRefreshRate.getModeId(), Scheduler::ModeEvent::Changed});
     } else {
-        LOG_ALWAYS_FATAL("Desired display mode not allowed: %zu",
+        LOG_ALWAYS_FATAL("Desired display mode not allowed: %d",
                          preferredRefreshRate.getModeId().value());
     }
 
     return NO_ERROR;
 }
 
-status_t SurfaceFlinger::setDesiredDisplayModeSpecs(const sp<IBinder>& displayToken,
-                                                    size_t defaultMode, bool allowGroupSwitching,
-                                                    float primaryRefreshRateMin,
-                                                    float primaryRefreshRateMax,
-                                                    float appRequestRefreshRateMin,
-                                                    float appRequestRefreshRateMax) {
+status_t SurfaceFlinger::setDesiredDisplayModeSpecs(
+        const sp<IBinder>& displayToken, ui::DisplayModeId defaultMode, bool allowGroupSwitching,
+        float primaryRefreshRateMin, float primaryRefreshRateMax, float appRequestRefreshRateMin,
+        float appRequestRefreshRateMax) {
     ATRACE_CALL();
 
     if (!displayToken) {
@@ -6192,10 +6170,13 @@
     return future.get();
 }
 
-status_t SurfaceFlinger::getDesiredDisplayModeSpecs(
-        const sp<IBinder>& displayToken, size_t* outDefaultMode, bool* outAllowGroupSwitching,
-        float* outPrimaryRefreshRateMin, float* outPrimaryRefreshRateMax,
-        float* outAppRequestRefreshRateMin, float* outAppRequestRefreshRateMax) {
+status_t SurfaceFlinger::getDesiredDisplayModeSpecs(const sp<IBinder>& displayToken,
+                                                    ui::DisplayModeId* outDefaultMode,
+                                                    bool* outAllowGroupSwitching,
+                                                    float* outPrimaryRefreshRateMin,
+                                                    float* outPrimaryRefreshRateMax,
+                                                    float* outAppRequestRefreshRateMin,
+                                                    float* outAppRequestRefreshRateMax) {
     ATRACE_CALL();
 
     if (!displayToken || !outDefaultMode || !outPrimaryRefreshRateMin ||
diff --git a/services/surfaceflinger/SurfaceFlinger.h b/services/surfaceflinger/SurfaceFlinger.h
index a62d0b9..68f22e8 100644
--- a/services/surfaceflinger/SurfaceFlinger.h
+++ b/services/surfaceflinger/SurfaceFlinger.h
@@ -89,6 +89,7 @@
 
 class Client;
 class EventThread;
+class FpsReporter;
 class HWComposer;
 struct SetInputWindowsListener;
 class IGraphicBufferProducer;
@@ -344,7 +345,8 @@
 
     virtual uint32_t setClientStateLocked(
             const FrameTimelineInfo& info, const ComposerState& composerState,
-            int64_t desiredPresentTime, bool isAutoTimestamp, int64_t postTime, bool privileged,
+            int64_t desiredPresentTime, bool isAutoTimestamp, int64_t postTime,
+            uint32_t permissions,
             std::unordered_set<ListenerCallbacks, ListenerCallbacksHash>& listenerCallbacks)
             REQUIRES(mStateLock);
     virtual void commitTransactionLocked();
@@ -441,7 +443,7 @@
                          const sp<IBinder>& applyToken,
                          const InputWindowCommands& inputWindowCommands, int64_t desiredPresentTime,
                          bool isAutoTimestamp, const client_cache_t& uncacheBuffer,
-                         int64_t postTime, bool privileged, bool hasListenerCallbacks,
+                         int64_t postTime, uint32_t permissions, bool hasListenerCallbacks,
                          std::vector<ListenerCallbacks> listenerCallbacks, int originPid,
                          int originUid, uint64_t transactionId)
               : frameTimelineInfo(frameTimelineInfo),
@@ -454,7 +456,7 @@
                 isAutoTimestamp(isAutoTimestamp),
                 buffer(uncacheBuffer),
                 postTime(postTime),
-                privileged(privileged),
+                permissions(permissions),
                 hasListenerCallbacks(hasListenerCallbacks),
                 listenerCallbacks(listenerCallbacks),
                 originPid(originPid),
@@ -471,7 +473,7 @@
         const bool isAutoTimestamp;
         client_cache_t buffer;
         const int64_t postTime;
-        bool privileged;
+        uint32_t permissions;
         bool hasListenerCallbacks;
         std::vector<ListenerCallbacks> listenerCallbacks;
         int originPid;
@@ -552,26 +554,20 @@
                            const sp<IScreenCaptureListener>& captureListener) override;
 
     status_t getDisplayStats(const sp<IBinder>& displayToken, DisplayStatInfo* stats) override;
-    status_t getDisplayState(const sp<IBinder>& displayToken, ui::DisplayState*) override;
-    status_t getDisplayInfo(const sp<IBinder>& displayToken, DisplayInfo*) override;
-    status_t getDisplayModes(const sp<IBinder>& displayToken, Vector<ui::DisplayMode>*) override;
-    int getActiveDisplayModeId(const sp<IBinder>& displayToken) override;
-    status_t getDisplayColorModes(const sp<IBinder>& displayToken, Vector<ui::ColorMode>*) override;
+    status_t getDisplayState(const sp<IBinder>& displayToken, ui::DisplayState*)
+            EXCLUDES(mStateLock) override;
+    status_t getStaticDisplayInfo(const sp<IBinder>& displayToken, ui::StaticDisplayInfo*)
+            EXCLUDES(mStateLock) override;
+    status_t getDynamicDisplayInfo(const sp<IBinder>& displayToken, ui::DynamicDisplayInfo*)
+            EXCLUDES(mStateLock) override;
     status_t getDisplayNativePrimaries(const sp<IBinder>& displayToken,
                                        ui::DisplayPrimaries&) override;
-    ui::ColorMode getActiveColorMode(const sp<IBinder>& displayToken) override;
     status_t setActiveColorMode(const sp<IBinder>& displayToken, ui::ColorMode colorMode) override;
-    status_t getAutoLowLatencyModeSupport(const sp<IBinder>& displayToken,
-                                          bool* outSupported) const override;
     void setAutoLowLatencyMode(const sp<IBinder>& displayToken, bool on) override;
-    status_t getGameContentTypeSupport(const sp<IBinder>& displayToken,
-                                       bool* outSupported) const override;
     void setGameContentType(const sp<IBinder>& displayToken, bool on) override;
     void setPowerMode(const sp<IBinder>& displayToken, int mode) override;
     status_t clearAnimationFrameStats() override;
     status_t getAnimationFrameStats(FrameStats* outStats) const override;
-    status_t getHdrCapabilities(const sp<IBinder>& displayToken,
-                                HdrCapabilities* outCapabilities) const override;
     status_t enableVSyncInjections(bool enable) override;
     status_t injectVSync(nsecs_t when) override;
     status_t getLayerDebugInfo(std::vector<LayerDebugInfo>* outLayers) override;
@@ -594,11 +590,16 @@
     status_t addRegionSamplingListener(const Rect& samplingArea, const sp<IBinder>& stopLayerHandle,
                                        const sp<IRegionSamplingListener>& listener) override;
     status_t removeRegionSamplingListener(const sp<IRegionSamplingListener>& listener) override;
-    status_t setDesiredDisplayModeSpecs(const sp<IBinder>& displayToken, size_t displayModeId,
-                                        bool allowGroupSwitching, float primaryRefreshRateMin,
-                                        float primaryRefreshRateMax, float appRequestRefreshRateMin,
+    status_t addFpsListener(const sp<IBinder>& layerHandle,
+                            const sp<gui::IFpsListener>& listener) override;
+    status_t removeFpsListener(const sp<gui::IFpsListener>& listener) override;
+    status_t setDesiredDisplayModeSpecs(const sp<IBinder>& displayToken,
+                                        ui::DisplayModeId displayModeId, bool allowGroupSwitching,
+                                        float primaryRefreshRateMin, float primaryRefreshRateMax,
+                                        float appRequestRefreshRateMin,
                                         float appRequestRefreshRateMax) override;
-    status_t getDesiredDisplayModeSpecs(const sp<IBinder>& displayToken, size_t* outDefaultMode,
+    status_t getDesiredDisplayModeSpecs(const sp<IBinder>& displayToken,
+                                        ui::DisplayModeId* outDefaultMode,
                                         bool* outAllowGroupSwitching,
                                         float* outPrimaryRefreshRateMin,
                                         float* outPrimaryRefreshRateMax,
@@ -740,7 +741,7 @@
                                const InputWindowCommands& inputWindowCommands,
                                const int64_t desiredPresentTime, bool isAutoTimestamp,
                                const client_cache_t& uncacheBuffer, const int64_t postTime,
-                               bool privileged, bool hasListenerCallbacks,
+                               uint32_t permissions, bool hasListenerCallbacks,
                                const std::vector<ListenerCallbacks>& listenerCallbacks,
                                int originPid, int originUid, uint64_t transactionId)
             REQUIRES(mStateLock);
@@ -1054,6 +1055,9 @@
         return std::nullopt;
     }
 
+    std::vector<ui::ColorMode> getDisplayColorModes(PhysicalDisplayId displayId)
+            REQUIRES(mStateLock);
+
     static int calculateExtraBufferCount(Fps maxSupportedRefreshRate,
                                          std::chrono::nanoseconds presentLatency);
 
@@ -1265,6 +1269,7 @@
 
     bool mLumaSampling = true;
     sp<RegionSamplingThread> mRegionSamplingThread;
+    sp<FpsReporter> mFpsReporter;
     ui::DisplayPrimaries mInternalDisplayPrimaries;
 
     const float mInternalDisplayDensity;
diff --git a/services/surfaceflinger/SurfaceInterceptor.cpp b/services/surfaceflinger/SurfaceInterceptor.cpp
index 61005c9..b0413f1 100644
--- a/services/surfaceflinger/SurfaceInterceptor.cpp
+++ b/services/surfaceflinger/SurfaceInterceptor.cpp
@@ -499,6 +499,9 @@
     if (state.what & layer_state_t::eShadowRadiusChanged) {
         addShadowRadiusLocked(transaction, layerId, state.shadowRadius);
     }
+    if (state.what & layer_state_t::eStretchChanged) {
+        ALOGW("SurfaceInterceptor not implemented for eStretchChanged");
+    }
 }
 
 void SurfaceInterceptor::addDisplayChangesLocked(Transaction* transaction,
diff --git a/services/surfaceflinger/SurfaceTracing.cpp b/services/surfaceflinger/SurfaceTracing.cpp
index 1d1f0c5..b4d8a9a 100644
--- a/services/surfaceflinger/SurfaceTracing.cpp
+++ b/services/surfaceflinger/SurfaceTracing.cpp
@@ -71,12 +71,14 @@
 }
 
 void SurfaceTracing::notify(const char* where) {
+    std::scoped_lock lock(mTraceLock);
     if (mEnabled) {
         runner->notify(where);
     }
 }
 
 void SurfaceTracing::notifyLocked(const char* where) {
+    std::scoped_lock lock(mTraceLock);
     if (mEnabled) {
         runner->notifyLocked(where);
     }
diff --git a/services/surfaceflinger/SurfaceTracing.h b/services/surfaceflinger/SurfaceTracing.h
index 497ebd3..15a503d 100644
--- a/services/surfaceflinger/SurfaceTracing.h
+++ b/services/surfaceflinger/SurfaceTracing.h
@@ -81,8 +81,8 @@
 
     SurfaceFlinger& mFlinger;
     mutable std::mutex mTraceLock;
-    bool mEnabled = false;
-    std::unique_ptr<Runner> runner;
+    bool mEnabled GUARDED_BY(mTraceLock) = false;
+    std::unique_ptr<Runner> runner GUARDED_BY(mTraceLock);
 
     struct Config {
         uint32_t flags = TRACE_CRITICAL | TRACE_INPUT | TRACE_SYNC;
diff --git a/services/surfaceflinger/TimeStats/Android.bp b/services/surfaceflinger/TimeStats/Android.bp
index 0a23da2..62fddb4 100644
--- a/services/surfaceflinger/TimeStats/Android.bp
+++ b/services/surfaceflinger/TimeStats/Android.bp
@@ -1,3 +1,12 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library {
     name: "libtimestats",
     srcs: [
diff --git a/services/surfaceflinger/TimeStats/TimeStats.cpp b/services/surfaceflinger/TimeStats/TimeStats.cpp
index b93f30e..100354a 100644
--- a/services/surfaceflinger/TimeStats/TimeStats.cpp
+++ b/services/surfaceflinger/TimeStats/TimeStats.cpp
@@ -140,11 +140,12 @@
                                              globalSlice.second.jankPayload.totalSFUnattributed);
         mStatsDelegate->statsEventWriteInt32(event,
                                              globalSlice.second.jankPayload.totalAppUnattributed);
-
-        // TODO: populate these with real values
-        mStatsDelegate->statsEventWriteInt32(event, 0); // total_janky_frames_sf_scheduling
-        mStatsDelegate->statsEventWriteInt32(event, 0); // total_jank_frames_sf_prediction_error
-        mStatsDelegate->statsEventWriteInt32(event, 0); // total_jank_frames_app_buffer_stuffing
+        mStatsDelegate->statsEventWriteInt32(event,
+                                             globalSlice.second.jankPayload.totalSFScheduling);
+        mStatsDelegate->statsEventWriteInt32(event,
+                                             globalSlice.second.jankPayload.totalSFPredictionError);
+        mStatsDelegate->statsEventWriteInt32(event,
+                                             globalSlice.second.jankPayload.totalAppBufferStuffing);
         mStatsDelegate->statsEventWriteInt32(event, globalSlice.first.displayRefreshRateBucket);
         std::string sfDeadlineMissedBytes =
                 histogramToProtoByteString(globalSlice.second.displayDeadlineDeltas.hist,
@@ -222,11 +223,9 @@
         mStatsDelegate->statsEventWriteInt32(event, layer->jankPayload.totalSFLongGpu);
         mStatsDelegate->statsEventWriteInt32(event, layer->jankPayload.totalSFUnattributed);
         mStatsDelegate->statsEventWriteInt32(event, layer->jankPayload.totalAppUnattributed);
-
-        // TODO: populate these with real values
-        mStatsDelegate->statsEventWriteInt32(event, 0); // total_janky_frames_sf_scheduling
-        mStatsDelegate->statsEventWriteInt32(event, 0); // total_jank_frames_sf_prediction_error
-        mStatsDelegate->statsEventWriteInt32(event, 0); // total_jank_frames_app_buffer_stuffing
+        mStatsDelegate->statsEventWriteInt32(event, layer->jankPayload.totalSFScheduling);
+        mStatsDelegate->statsEventWriteInt32(event, layer->jankPayload.totalSFPredictionError);
+        mStatsDelegate->statsEventWriteInt32(event, layer->jankPayload.totalAppBufferStuffing);
         mStatsDelegate->statsEventWriteInt32(
                 event, layer->displayRefreshRateBucket); // display_refresh_rate_bucket
         mStatsDelegate->statsEventWriteInt32(event, layer->renderRateBucket); // render_rate_bucket
@@ -772,9 +771,10 @@
     flushAvailableRecordsToStatsLocked(layerId, displayRefreshRate, renderRate);
 }
 
-static const constexpr int32_t kValidJankyReason = JankType::SurfaceFlingerCpuDeadlineMissed |
-        JankType::SurfaceFlingerGpuDeadlineMissed | JankType::AppDeadlineMissed |
-        JankType::DisplayHAL;
+static const constexpr int32_t kValidJankyReason = JankType::DisplayHAL |
+        JankType::SurfaceFlingerCpuDeadlineMissed | JankType::SurfaceFlingerGpuDeadlineMissed |
+        JankType::AppDeadlineMissed | JankType::PredictionError |
+        JankType::SurfaceFlingerScheduling | JankType::BufferStuffing;
 
 template <class T>
 static void updateJankPayload(T& t, int32_t reasons) {
@@ -794,6 +794,15 @@
         if ((reasons & JankType::AppDeadlineMissed) != 0) {
             t.jankPayload.totalAppUnattributed++;
         }
+        if ((reasons & JankType::PredictionError) != 0) {
+            t.jankPayload.totalSFPredictionError++;
+        }
+        if ((reasons & JankType::SurfaceFlingerScheduling) != 0) {
+            t.jankPayload.totalSFScheduling++;
+        }
+        if ((reasons & JankType::BufferStuffing) != 0) {
+            t.jankPayload.totalAppBufferStuffing++;
+        }
     }
 }
 
diff --git a/services/surfaceflinger/TimeStats/timestatsproto/Android.bp b/services/surfaceflinger/TimeStats/timestatsproto/Android.bp
index 9481cac..972edaa 100644
--- a/services/surfaceflinger/TimeStats/timestatsproto/Android.bp
+++ b/services/surfaceflinger/TimeStats/timestatsproto/Android.bp
@@ -1,3 +1,12 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library {
     name: "libtimestats_proto",
     export_include_dirs: ["include"],
diff --git a/services/surfaceflinger/TimeStats/timestatsproto/TimeStatsHelper.cpp b/services/surfaceflinger/TimeStats/timestatsproto/TimeStatsHelper.cpp
index 814f046..d116b02 100644
--- a/services/surfaceflinger/TimeStats/timestatsproto/TimeStatsHelper.cpp
+++ b/services/surfaceflinger/TimeStats/timestatsproto/TimeStatsHelper.cpp
@@ -83,8 +83,11 @@
     StringAppendF(&result, "jankyFrames = %d\n", totalJankyFrames);
     StringAppendF(&result, "sfLongCpuJankyFrames = %d\n", totalSFLongCpu);
     StringAppendF(&result, "sfLongGpuJankyFrames = %d\n", totalSFLongGpu);
-    StringAppendF(&result, "sfUnattributedJankyFrame = %d\n", totalSFUnattributed);
-    StringAppendF(&result, "appUnattributedJankyFrame = %d\n", totalAppUnattributed);
+    StringAppendF(&result, "sfUnattributedJankyFrames = %d\n", totalSFUnattributed);
+    StringAppendF(&result, "appUnattributedJankyFrames = %d\n", totalAppUnattributed);
+    StringAppendF(&result, "sfSchedulingJankyFrames = %d\n", totalSFScheduling);
+    StringAppendF(&result, "sfPredictionErrorJankyFrames = %d\n", totalSFPredictionError);
+    StringAppendF(&result, "appBufferStuffingJankyFrames = %d\n", totalAppBufferStuffing);
     return result;
 }
 
diff --git a/services/surfaceflinger/TimeStats/timestatsproto/include/timestatsproto/TimeStatsHelper.h b/services/surfaceflinger/TimeStats/timestatsproto/include/timestatsproto/TimeStatsHelper.h
index 38ee888..4556bad 100644
--- a/services/surfaceflinger/TimeStats/timestatsproto/include/timestatsproto/TimeStatsHelper.h
+++ b/services/surfaceflinger/TimeStats/timestatsproto/include/timestatsproto/TimeStatsHelper.h
@@ -48,6 +48,9 @@
         int32_t totalSFLongGpu = 0;
         int32_t totalSFUnattributed = 0;
         int32_t totalAppUnattributed = 0;
+        int32_t totalSFScheduling = 0;
+        int32_t totalSFPredictionError = 0;
+        int32_t totalAppBufferStuffing = 0;
 
         std::string toString() const;
     };
diff --git a/services/surfaceflinger/layerproto/Android.bp b/services/surfaceflinger/layerproto/Android.bp
index e2a28a2..c8a2b5e 100644
--- a/services/surfaceflinger/layerproto/Android.bp
+++ b/services/surfaceflinger/layerproto/Android.bp
@@ -1,3 +1,12 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library {
     name: "liblayers_proto",
     export_include_dirs: ["include"],
diff --git a/services/surfaceflinger/sysprop/Android.bp b/services/surfaceflinger/sysprop/Android.bp
index 7721d7d2..f579119 100644
--- a/services/surfaceflinger/sysprop/Android.bp
+++ b/services/surfaceflinger/sysprop/Android.bp
@@ -1,3 +1,12 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 sysprop_library {
     name: "SurfaceFlingerProperties",
     srcs: ["*.sysprop"],
diff --git a/services/surfaceflinger/tests/Android.bp b/services/surfaceflinger/tests/Android.bp
index 8142aad..78187f7 100644
--- a/services/surfaceflinger/tests/Android.bp
+++ b/services/surfaceflinger/tests/Android.bp
@@ -12,6 +12,15 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_test {
     name: "SurfaceFlinger_test",
     defaults: ["surfaceflinger_defaults"],
diff --git a/services/surfaceflinger/tests/Credentials_test.cpp b/services/surfaceflinger/tests/Credentials_test.cpp
index 53e37d8..6246321 100644
--- a/services/surfaceflinger/tests/Credentials_test.cpp
+++ b/services/surfaceflinger/tests/Credentials_test.cpp
@@ -26,6 +26,7 @@
 #include <private/android_filesystem_config.h>
 #include <private/gui/ComposerService.h>
 #include <ui/DisplayMode.h>
+#include <ui/DynamicDisplayInfo.h>
 #include <utils/String8.h>
 #include <functional>
 #include "utils/ScreenshotUtils.h"
@@ -188,19 +189,15 @@
     ASSERT_EQ(NO_ERROR, SurfaceComposerClient::getActiveDisplayMode(display, &mode));
 
     Vector<ui::DisplayMode> modes;
-    ASSERT_EQ(NO_ERROR, SurfaceComposerClient::getDisplayModes(display, &modes));
-
-    ASSERT_TRUE(SurfaceComposerClient::getActiveDisplayModeId(display) >= 0);
-
-    ASSERT_NE(static_cast<ui::ColorMode>(BAD_VALUE),
-              SurfaceComposerClient::getActiveColorMode(display));
+    ui::DynamicDisplayInfo info;
+    ASSERT_EQ(NO_ERROR, SurfaceComposerClient::getDynamicDisplayInfo(display, &info));
 }
 
-TEST_F(CredentialsTest, GetDisplayColorModesTest) {
+TEST_F(CredentialsTest, GetDynamicDisplayInfoTest) {
     const auto display = SurfaceComposerClient::getInternalDisplayToken();
     std::function<status_t()> condition = [=]() {
-        Vector<ui::ColorMode> outColorModes;
-        return SurfaceComposerClient::getDisplayColorModes(display, &outColorModes);
+        ui::DynamicDisplayInfo info;
+        return SurfaceComposerClient::getDynamicDisplayInfo(display, &info);
     };
     ASSERT_NO_FATAL_FAILURE(checkWithPrivileges<status_t>(condition, NO_ERROR, NO_ERROR));
 }
@@ -216,7 +213,7 @@
 
 TEST_F(CredentialsTest, SetDesiredDisplayConfigsTest) {
     const auto display = SurfaceComposerClient::getInternalDisplayToken();
-    size_t defaultMode;
+    ui::DisplayModeId defaultMode;
     bool allowGroupSwitching;
     float primaryFpsMin;
     float primaryFpsMax;
@@ -355,8 +352,9 @@
     status_t error = SurfaceComposerClient::isWideColorDisplay(display, &result);
     ASSERT_EQ(NO_ERROR, error);
     bool hasWideColorMode = false;
-    Vector<ColorMode> colorModes;
-    SurfaceComposerClient::getDisplayColorModes(display, &colorModes);
+    ui::DynamicDisplayInfo info;
+    SurfaceComposerClient::getDynamicDisplayInfo(display, &info);
+    const auto& colorModes = info.supportedColorModes;
     for (ColorMode colorMode : colorModes) {
         switch (colorMode) {
             case ColorMode::DISPLAY_P3:
@@ -384,7 +382,9 @@
 TEST_F(CredentialsTest, GetActiveColorModeBasicCorrectness) {
     const auto display = SurfaceComposerClient::getInternalDisplayToken();
     ASSERT_FALSE(display == nullptr);
-    ColorMode colorMode = SurfaceComposerClient::getActiveColorMode(display);
+    ui::DynamicDisplayInfo info;
+    SurfaceComposerClient::getDynamicDisplayInfo(display, &info);
+    ColorMode colorMode = info.activeColorMode;
     ASSERT_NE(static_cast<ColorMode>(BAD_VALUE), colorMode);
 }
 
diff --git a/services/surfaceflinger/tests/DisplayConfigs_test.cpp b/services/surfaceflinger/tests/DisplayConfigs_test.cpp
index 9f025a6..2dc96b8 100644
--- a/services/surfaceflinger/tests/DisplayConfigs_test.cpp
+++ b/services/surfaceflinger/tests/DisplayConfigs_test.cpp
@@ -23,6 +23,7 @@
 #include <gui/SurfaceComposerClient.h>
 #include <private/gui/ComposerService.h>
 #include <ui/DisplayMode.h>
+#include <ui/DynamicDisplayInfo.h>
 #include <utils/Errors.h>
 #include <utils/Vector.h>
 
@@ -38,7 +39,7 @@
  */
 class RefreshRateRangeTest : public ::testing::Test {
 private:
-    size_t initialDefaultMode;
+    ui::DisplayModeId initialDefaultMode;
     bool initialAllowGroupSwitching;
     float initialPrimaryMin;
     float initialPrimaryMax;
@@ -76,20 +77,21 @@
 };
 
 TEST_F(RefreshRateRangeTest, setAllConfigs) {
-    Vector<ui::DisplayMode> modes;
-    status_t res = SurfaceComposerClient::getDisplayModes(mDisplayToken, &modes);
+    ui::DynamicDisplayInfo info;
+    status_t res = SurfaceComposerClient::getDynamicDisplayInfo(mDisplayToken, &info);
+    const auto& modes = info.supportedDisplayModes;
     ASSERT_EQ(res, NO_ERROR);
     ASSERT_GT(modes.size(), 0);
 
     for (size_t i = 0; i < modes.size(); i++) {
-        res = SurfaceComposerClient::setDesiredDisplayModeSpecs(mDisplayToken, i, false,
+        res = SurfaceComposerClient::setDesiredDisplayModeSpecs(mDisplayToken, modes[i].id, false,
                                                                 modes[i].refreshRate,
                                                                 modes[i].refreshRate,
                                                                 modes[i].refreshRate,
                                                                 modes[i].refreshRate);
         ASSERT_EQ(res, NO_ERROR);
 
-        size_t defaultConfig;
+        ui::DisplayModeId defaultConfig;
         bool allowGroupSwitching;
         float primaryRefreshRateMin;
         float primaryRefreshRateMax;
@@ -116,7 +118,7 @@
             SurfaceComposerClient::setDesiredDisplayModeSpecs(mDisplayToken, 0, allowGroupSwitching,
                                                               0.f, 90.f, 0.f, 90.f);
     ASSERT_EQ(res, NO_ERROR);
-    size_t defaultConfig;
+    ui::DisplayModeId defaultConfig;
     bool newAllowGroupSwitching;
     float primaryRefreshRateMin;
     float primaryRefreshRateMax;
diff --git a/services/surfaceflinger/tests/fakehwc/Android.bp b/services/surfaceflinger/tests/fakehwc/Android.bp
index 3535fbb..2551a19 100644
--- a/services/surfaceflinger/tests/fakehwc/Android.bp
+++ b/services/surfaceflinger/tests/fakehwc/Android.bp
@@ -1,3 +1,12 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_test {
     name: "sffakehwc_test",
     defaults: ["surfaceflinger_defaults"],
diff --git a/services/surfaceflinger/tests/fakehwc/SFFakeHwc_test.cpp b/services/surfaceflinger/tests/fakehwc/SFFakeHwc_test.cpp
index 56e1ae9..11bd9eb 100644
--- a/services/surfaceflinger/tests/fakehwc/SFFakeHwc_test.cpp
+++ b/services/surfaceflinger/tests/fakehwc/SFFakeHwc_test.cpp
@@ -44,6 +44,7 @@
 #include <log/log.h>
 #include <private/gui/ComposerService.h>
 #include <ui/DisplayMode.h>
+#include <ui/DynamicDisplayInfo.h>
 #include <utils/Looper.h>
 
 #include <gmock/gmock.h>
@@ -432,8 +433,9 @@
             }
         }
 
-        Vector<ui::DisplayMode> modes;
-        EXPECT_EQ(NO_ERROR, SurfaceComposerClient::getDisplayModes(display, &modes));
+        ui::DynamicDisplayInfo info;
+        EXPECT_EQ(NO_ERROR, SurfaceComposerClient::getDynamicDisplayInfo(display, &info));
+        const auto& modes = info.supportedDisplayModes;
         EXPECT_EQ(modes.size(), 2);
 
         // change active mode
@@ -539,8 +541,9 @@
             }
         }
 
-        Vector<ui::DisplayMode> modes;
-        EXPECT_EQ(NO_ERROR, SurfaceComposerClient::getDisplayModes(display, &modes));
+        ui::DynamicDisplayInfo info;
+        EXPECT_EQ(NO_ERROR, SurfaceComposerClient::getDynamicDisplayInfo(display, &info));
+        const auto& modes = info.supportedDisplayModes;
         EXPECT_EQ(modes.size(), 2);
 
         // change active mode
@@ -655,8 +658,9 @@
             }
         }
 
-        Vector<ui::DisplayMode> modes;
-        EXPECT_EQ(NO_ERROR, SurfaceComposerClient::getDisplayModes(display, &modes));
+        ui::DynamicDisplayInfo info;
+        EXPECT_EQ(NO_ERROR, SurfaceComposerClient::getDynamicDisplayInfo(display, &info));
+        const auto& modes = info.supportedDisplayModes;
         EXPECT_EQ(modes.size(), 4);
 
         // change active mode to 800x1600@90Hz
@@ -884,8 +888,9 @@
             EXPECT_EQ(ui::Size(800, 1600), mode.resolution);
             EXPECT_EQ(1e9f / 11'111'111, mode.refreshRate);
 
-            Vector<ui::DisplayMode> modes;
-            EXPECT_EQ(NO_ERROR, SurfaceComposerClient::getDisplayModes(display, &modes));
+            ui::DynamicDisplayInfo info;
+            EXPECT_EQ(NO_ERROR, SurfaceComposerClient::getDynamicDisplayInfo(display, &info));
+            const auto& modes = info.supportedDisplayModes;
             EXPECT_EQ(modes.size(), 1);
         }
 
@@ -923,8 +928,9 @@
             EXPECT_EQ(1e9f / 16'666'666, mode.refreshRate);
         }
 
-        Vector<ui::DisplayMode> modes;
-        EXPECT_EQ(NO_ERROR, SurfaceComposerClient::getDisplayModes(display, &modes));
+        ui::DynamicDisplayInfo info;
+        EXPECT_EQ(NO_ERROR, SurfaceComposerClient::getDynamicDisplayInfo(display, &info));
+        const auto& modes = info.supportedDisplayModes;
         EXPECT_EQ(modes.size(), 3);
 
         EXPECT_EQ(ui::Size(800, 1600), modes[0].resolution);
diff --git a/services/surfaceflinger/tests/unittests/Android.bp b/services/surfaceflinger/tests/unittests/Android.bp
index e55821f..3c1b9d8 100644
--- a/services/surfaceflinger/tests/unittests/Android.bp
+++ b/services/surfaceflinger/tests/unittests/Android.bp
@@ -12,6 +12,15 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_test {
     name: "libsurfaceflinger_unittest",
     defaults: ["surfaceflinger_defaults"],
@@ -44,6 +53,7 @@
         "DisplayDevice_GetBestColorModeTest.cpp",
         "DisplayDevice_SetProjectionTest.cpp",
         "EventThreadTest.cpp",
+        "FpsReporterTest.cpp",
         "FpsTest.cpp",
         "FrameTimelineTest.cpp",
         "HWComposerTest.cpp",
diff --git a/services/surfaceflinger/tests/unittests/CompositionTest.cpp b/services/surfaceflinger/tests/unittests/CompositionTest.cpp
index b696a6d..256be27 100644
--- a/services/surfaceflinger/tests/unittests/CompositionTest.cpp
+++ b/services/surfaceflinger/tests/unittests/CompositionTest.cpp
@@ -286,7 +286,7 @@
 
         auto ceDisplayArgs =
                 compositionengine::DisplayCreationArgsBuilder()
-                        .setPhysical({DEFAULT_DISPLAY_ID, DisplayConnectionType::Internal})
+                        .setPhysical({DEFAULT_DISPLAY_ID, ui::DisplayConnectionType::Internal})
                         .setPixels({DEFAULT_DISPLAY_WIDTH, DEFAULT_DISPLAY_HEIGHT})
                         .setIsSecure(Derived::IS_SECURE)
                         .setLayerStackId(DEFAULT_LAYER_STACK)
@@ -300,7 +300,7 @@
                                                        ceDisplayArgs);
 
         test->mDisplay = FakeDisplayDeviceInjector(test->mFlinger, compositionDisplay,
-                                                   DisplayConnectionType::Internal, HWC_DISPLAY,
+                                                   ui::DisplayConnectionType::Internal, HWC_DISPLAY,
                                                    true /* isPrimary */)
                                  .setDisplaySurface(test->mDisplaySurface)
                                  .setNativeWindow(test->mNativeWindow)
diff --git a/services/surfaceflinger/tests/unittests/DisplayTransactionTest.cpp b/services/surfaceflinger/tests/unittests/DisplayTransactionTest.cpp
index 9069200..a3e8108 100644
--- a/services/surfaceflinger/tests/unittests/DisplayTransactionTest.cpp
+++ b/services/surfaceflinger/tests/unittests/DisplayTransactionTest.cpp
@@ -139,14 +139,14 @@
             createDisplay(mFlinger.getCompositionEngine(),
                           compositionengine::DisplayCreationArgsBuilder()
                                   .setPhysical(
-                                          {DEFAULT_DISPLAY_ID, DisplayConnectionType::Internal})
+                                          {DEFAULT_DISPLAY_ID, ui::DisplayConnectionType::Internal})
                                   .setPixels({DEFAULT_DISPLAY_WIDTH, DEFAULT_DISPLAY_HEIGHT})
                                   .setPowerAdvisor(&mPowerAdvisor)
                                   .build());
 
-    auto injector =
-            FakeDisplayDeviceInjector(mFlinger, compositionDisplay, DisplayConnectionType::Internal,
-                                      DEFAULT_DISPLAY_HWC_DISPLAY_ID, true /* isPrimary */);
+    auto injector = FakeDisplayDeviceInjector(mFlinger, compositionDisplay,
+                                              ui::DisplayConnectionType::Internal,
+                                              DEFAULT_DISPLAY_HWC_DISPLAY_ID, true /* isPrimary */);
 
     injector.setNativeWindow(mNativeWindow);
     if (injectExtra) {
diff --git a/services/surfaceflinger/tests/unittests/DisplayTransactionTestHelpers.h b/services/surfaceflinger/tests/unittests/DisplayTransactionTestHelpers.h
index 1664301..d68fff6 100644
--- a/services/surfaceflinger/tests/unittests/DisplayTransactionTestHelpers.h
+++ b/services/surfaceflinger/tests/unittests/DisplayTransactionTestHelpers.h
@@ -202,12 +202,13 @@
 
 template <typename>
 struct DisplayConnectionTypeGetter {
-    static constexpr std::optional<DisplayConnectionType> value;
+    static constexpr std::optional<ui::DisplayConnectionType> value;
 };
 
 template <typename PhysicalDisplay>
 struct DisplayConnectionTypeGetter<PhysicalDisplayIdType<PhysicalDisplay>> {
-    static constexpr std::optional<DisplayConnectionType> value = PhysicalDisplay::CONNECTION_TYPE;
+    static constexpr std::optional<ui::DisplayConnectionType> value =
+            PhysicalDisplay::CONNECTION_TYPE;
 };
 
 template <typename>
@@ -263,7 +264,7 @@
     static auto makeFakeExistingDisplayInjector(DisplayTransactionTest* test) {
         auto ceDisplayArgs = compositionengine::DisplayCreationArgsBuilder();
         if (auto displayId = PhysicalDisplayId::tryCast(DISPLAY_ID::get())) {
-            ceDisplayArgs.setPhysical({*displayId, DisplayConnectionType::Internal});
+            ceDisplayArgs.setPhysical({*displayId, ui::DisplayConnectionType::Internal});
         } else {
             // We turn off the use of HwcVirtualDisplays, to prevent Composition Engine
             // from calling into HWComposer. This way all virtual displays will get
@@ -457,7 +458,7 @@
 
     static void setupHwcHotplugCallExpectations(DisplayTransactionTest* test) {
         constexpr auto CONNECTION_TYPE =
-                PhysicalDisplay::CONNECTION_TYPE == DisplayConnectionType::Internal
+                PhysicalDisplay::CONNECTION_TYPE == ui::DisplayConnectionType::Internal
                 ? IComposerClient::DisplayConnectionType::INTERNAL
                 : IComposerClient::DisplayConnectionType::EXTERNAL;
 
@@ -504,7 +505,7 @@
 
 template <bool hasIdentificationData>
 struct PrimaryDisplay {
-    static constexpr auto CONNECTION_TYPE = DisplayConnectionType::Internal;
+    static constexpr auto CONNECTION_TYPE = ui::DisplayConnectionType::Internal;
     static constexpr Primary PRIMARY = Primary::TRUE;
     static constexpr uint8_t PORT = 255;
     static constexpr HWDisplayId HWC_DISPLAY_ID = 1001;
@@ -514,7 +515,7 @@
 
 template <bool hasIdentificationData>
 struct ExternalDisplay {
-    static constexpr auto CONNECTION_TYPE = DisplayConnectionType::External;
+    static constexpr auto CONNECTION_TYPE = ui::DisplayConnectionType::External;
     static constexpr Primary PRIMARY = Primary::FALSE;
     static constexpr uint8_t PORT = 254;
     static constexpr HWDisplayId HWC_DISPLAY_ID = 1002;
diff --git a/services/surfaceflinger/tests/unittests/FpsReporterTest.cpp b/services/surfaceflinger/tests/unittests/FpsReporterTest.cpp
new file mode 100644
index 0000000..a9e5df3
--- /dev/null
+++ b/services/surfaceflinger/tests/unittests/FpsReporterTest.cpp
@@ -0,0 +1,184 @@
+/*
+ * Copyright 2021 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 "FpsReporterTest"
+
+#include <android/gui/BnFpsListener.h>
+#include <gmock/gmock.h>
+#include <gtest/gtest.h>
+#include <gui/LayerMetadata.h>
+
+#include "BufferQueueLayer.h"
+#include "BufferStateLayer.h"
+#include "EffectLayer.h"
+#include "FpsReporter.h"
+#include "Layer.h"
+#include "TestableSurfaceFlinger.h"
+#include "mock/DisplayHardware/MockComposer.h"
+#include "mock/MockEventThread.h"
+#include "mock/MockFrameTimeline.h"
+#include "mock/MockVsyncController.h"
+
+namespace android {
+
+using testing::_;
+using testing::DoAll;
+using testing::Mock;
+using testing::Return;
+using testing::SetArgPointee;
+using testing::UnorderedElementsAre;
+
+using android::Hwc2::IComposer;
+using android::Hwc2::IComposerClient;
+
+using FakeHwcDisplayInjector = TestableSurfaceFlinger::FakeHwcDisplayInjector;
+
+struct TestableFpsListener : public gui::BnFpsListener {
+    TestableFpsListener() {}
+
+    float lastReportedFps = 0;
+
+    binder::Status onFpsReported(float fps) override {
+        lastReportedFps = fps;
+        return binder::Status::ok();
+    }
+};
+
+/**
+ * This class covers all the test that are related to refresh rate selection.
+ */
+class FpsReporterTest : public testing::Test {
+public:
+    FpsReporterTest();
+    ~FpsReporterTest() override;
+
+protected:
+    static constexpr int DEFAULT_DISPLAY_WIDTH = 1920;
+    static constexpr int DEFAULT_DISPLAY_HEIGHT = 1024;
+    static constexpr uint32_t WIDTH = 100;
+    static constexpr uint32_t HEIGHT = 100;
+    static constexpr uint32_t LAYER_FLAGS = 0;
+    static constexpr int32_t PRIORITY_UNSET = -1;
+
+    void setupScheduler();
+    void setupComposer(uint32_t virtualDisplayCount);
+    sp<BufferStateLayer> createBufferStateLayer();
+
+    TestableSurfaceFlinger mFlinger;
+    Hwc2::mock::Composer* mComposer = nullptr;
+    mock::FrameTimeline mFrameTimeline =
+            mock::FrameTimeline(std::make_shared<impl::TimeStats>(), 0);
+
+    sp<Client> mClient;
+    sp<Layer> mParent;
+    sp<Layer> mTarget;
+    sp<Layer> mChild;
+    sp<Layer> mGrandChild;
+    sp<Layer> mUnrelated;
+
+    sp<TestableFpsListener> mFpsListener;
+    sp<FpsReporter> mFpsReporter = new FpsReporter(mFrameTimeline);
+};
+
+FpsReporterTest::FpsReporterTest() {
+    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());
+
+    setupScheduler();
+    setupComposer(0);
+    mFpsListener = new TestableFpsListener();
+}
+
+FpsReporterTest::~FpsReporterTest() {
+    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());
+}
+
+sp<BufferStateLayer> FpsReporterTest::createBufferStateLayer() {
+    sp<Client> client;
+    LayerCreationArgs args(mFlinger.flinger(), client, "buffer-state-layer", WIDTH, HEIGHT,
+                           LAYER_FLAGS, LayerMetadata());
+    return new BufferStateLayer(args);
+}
+
+void FpsReporterTest::setupScheduler() {
+    auto eventThread = std::make_unique<mock::EventThread>();
+    auto sfEventThread = std::make_unique<mock::EventThread>();
+
+    EXPECT_CALL(*eventThread, registerDisplayEventConnection(_));
+    EXPECT_CALL(*eventThread, createEventConnection(_, _))
+            .WillOnce(Return(new EventThreadConnection(eventThread.get(), /*callingUid=*/0,
+                                                       ResyncCallback())));
+
+    EXPECT_CALL(*sfEventThread, registerDisplayEventConnection(_));
+    EXPECT_CALL(*sfEventThread, createEventConnection(_, _))
+            .WillOnce(Return(new EventThreadConnection(sfEventThread.get(), /*callingUid=*/0,
+                                                       ResyncCallback())));
+
+    auto vsyncController = std::make_unique<mock::VsyncController>();
+    auto vsyncTracker = std::make_unique<mock::VSyncTracker>();
+
+    EXPECT_CALL(*vsyncTracker, nextAnticipatedVSyncTimeFrom(_)).WillRepeatedly(Return(0));
+    EXPECT_CALL(*vsyncTracker, currentPeriod())
+            .WillRepeatedly(Return(FakeHwcDisplayInjector::DEFAULT_VSYNC_PERIOD));
+    EXPECT_CALL(*vsyncTracker, nextAnticipatedVSyncTimeFrom(_)).WillRepeatedly(Return(0));
+    mFlinger.setupScheduler(std::move(vsyncController), std::move(vsyncTracker),
+                            std::move(eventThread), std::move(sfEventThread));
+}
+
+void FpsReporterTest::setupComposer(uint32_t virtualDisplayCount) {
+    mComposer = new Hwc2::mock::Composer();
+    EXPECT_CALL(*mComposer, getMaxVirtualDisplayCount()).WillOnce(Return(virtualDisplayCount));
+    mFlinger.setupComposer(std::unique_ptr<Hwc2::Composer>(mComposer));
+
+    Mock::VerifyAndClear(mComposer);
+}
+
+namespace {
+
+TEST_F(FpsReporterTest, callsListeners) {
+    mParent = createBufferStateLayer();
+    mTarget = createBufferStateLayer();
+    mChild = createBufferStateLayer();
+    mGrandChild = createBufferStateLayer();
+    mUnrelated = createBufferStateLayer();
+    mParent->addChild(mTarget);
+    mTarget->addChild(mChild);
+    mChild->addChild(mGrandChild);
+    mParent->commitChildList();
+
+    float expectedFps = 44.0;
+
+    EXPECT_CALL(mFrameTimeline,
+                computeFps(UnorderedElementsAre(mTarget->getSequence(), mChild->getSequence(),
+                                                mGrandChild->getSequence())))
+            .WillOnce(Return(expectedFps));
+
+    mFpsReporter->addListener(mFpsListener, mTarget);
+    mFpsReporter->dispatchLayerFps();
+    EXPECT_EQ(expectedFps, mFpsListener->lastReportedFps);
+    mFpsReporter->removeListener(mFpsListener);
+    Mock::VerifyAndClearExpectations(&mFrameTimeline);
+
+    EXPECT_CALL(mFrameTimeline, computeFps(_)).Times(0);
+    mFpsReporter->dispatchLayerFps();
+}
+
+} // namespace
+} // namespace android
diff --git a/services/surfaceflinger/tests/unittests/FrameTimelineTest.cpp b/services/surfaceflinger/tests/unittests/FrameTimelineTest.cpp
index b3ab8f1..9a4e020 100644
--- a/services/surfaceflinger/tests/unittests/FrameTimelineTest.cpp
+++ b/services/surfaceflinger/tests/unittests/FrameTimelineTest.cpp
@@ -106,6 +106,7 @@
 
     void addEmptyDisplayFrame() {
         auto presentFence1 = fenceFactory.createFenceTimeForTest(Fence::NO_FENCE);
+        // Trigger a flushPresentFence by calling setSfPresent for the next frame
         mFrameTimeline->setSfPresent(2500, presentFence1);
     }
 
@@ -155,12 +156,9 @@
     uint32_t* maxDisplayFrames;
     nsecs_t maxTokenRetentionTime;
     static constexpr pid_t kSurfaceFlingerPid = 666;
-    static constexpr nsecs_t kPresentThreshold =
-            std::chrono::duration_cast<std::chrono::nanoseconds>(2ns).count();
-    static constexpr nsecs_t kDeadlineThreshold =
-            std::chrono::duration_cast<std::chrono::nanoseconds>(2ns).count();
-    static constexpr nsecs_t kStartThreshold =
-            std::chrono::duration_cast<std::chrono::nanoseconds>(2ns).count();
+    static constexpr nsecs_t kPresentThreshold = std::chrono::nanoseconds(2ns).count();
+    static constexpr nsecs_t kDeadlineThreshold = std::chrono::nanoseconds(2ns).count();
+    static constexpr nsecs_t kStartThreshold = std::chrono::nanoseconds(2ns).count();
     static constexpr JankClassificationThresholds kTestThresholds{kPresentThreshold,
                                                                   kDeadlineThreshold,
                                                                   kStartThreshold};
@@ -172,6 +170,8 @@
 static constexpr pid_t sPidOne = 10;
 static constexpr pid_t sPidTwo = 20;
 static constexpr int32_t sInputEventId = 5;
+static constexpr int32_t sLayerIdOne = 1;
+static constexpr int32_t sLayerIdTwo = 2;
 
 TEST_F(FrameTimelineTest, tokenManagerRemovesStalePredictions) {
     int64_t token1 = mTokenManager->generateTokenForPredictions({0, 0, 0});
@@ -189,17 +189,20 @@
 }
 
 TEST_F(FrameTimelineTest, createSurfaceFrameForToken_getOwnerPidReturnsCorrectPid) {
-    auto surfaceFrame1 = mFrameTimeline->createSurfaceFrameForToken({}, sPidOne, sUidOne,
-                                                                    sLayerNameOne, sLayerNameOne);
-    auto surfaceFrame2 = mFrameTimeline->createSurfaceFrameForToken({}, sPidTwo, sUidOne,
-                                                                    sLayerNameOne, sLayerNameOne);
+    auto surfaceFrame1 =
+            mFrameTimeline->createSurfaceFrameForToken({}, sPidOne, sUidOne, sLayerIdOne,
+                                                       sLayerNameOne, sLayerNameOne);
+    auto surfaceFrame2 =
+            mFrameTimeline->createSurfaceFrameForToken({}, sPidTwo, sUidOne, sLayerIdOne,
+                                                       sLayerNameOne, sLayerNameOne);
     EXPECT_EQ(surfaceFrame1->getOwnerPid(), sPidOne);
     EXPECT_EQ(surfaceFrame2->getOwnerPid(), sPidTwo);
 }
 
 TEST_F(FrameTimelineTest, createSurfaceFrameForToken_noToken) {
-    auto surfaceFrame = mFrameTimeline->createSurfaceFrameForToken({}, sPidOne, sUidOne,
-                                                                   sLayerNameOne, sLayerNameOne);
+    auto surfaceFrame =
+            mFrameTimeline->createSurfaceFrameForToken({}, sPidOne, sUidOne, sLayerIdOne,
+                                                       sLayerNameOne, sLayerNameOne);
     EXPECT_EQ(surfaceFrame->getPredictionState(), PredictionState::None);
 }
 
@@ -208,7 +211,7 @@
     flushTokens(systemTime() + maxTokenRetentionTime);
     auto surfaceFrame =
             mFrameTimeline->createSurfaceFrameForToken({token1, sInputEventId}, sPidOne, sUidOne,
-                                                       sLayerNameOne, sLayerNameOne);
+                                                       sLayerIdOne, sLayerNameOne, sLayerNameOne);
 
     EXPECT_EQ(surfaceFrame->getPredictionState(), PredictionState::Expired);
 }
@@ -217,7 +220,7 @@
     int64_t token1 = mTokenManager->generateTokenForPredictions({10, 20, 30});
     auto surfaceFrame =
             mFrameTimeline->createSurfaceFrameForToken({token1, sInputEventId}, sPidOne, sUidOne,
-                                                       sLayerNameOne, sLayerNameOne);
+                                                       sLayerIdOne, sLayerNameOne, sLayerNameOne);
 
     EXPECT_EQ(surfaceFrame->getPredictionState(), PredictionState::Valid);
     EXPECT_EQ(compareTimelineItems(surfaceFrame->getPredictions(), TimelineItem(10, 20, 30)), true);
@@ -228,35 +231,32 @@
     constexpr int32_t inputEventId = 1;
     auto surfaceFrame =
             mFrameTimeline->createSurfaceFrameForToken({token1, inputEventId}, sPidOne, sUidOne,
-                                                       sLayerNameOne, sLayerNameOne);
+                                                       sLayerIdOne, sLayerNameOne, sLayerNameOne);
 
     EXPECT_EQ(inputEventId, surfaceFrame->getInputEventId());
 }
 
 TEST_F(FrameTimelineTest, presentFenceSignaled_droppedFramesNotUpdated) {
-    // Global increment
     auto presentFence1 = fenceFactory.createFenceTimeForTest(Fence::NO_FENCE);
-    auto presentFence2 = fenceFactory.createFenceTimeForTest(Fence::NO_FENCE);
-
     int64_t token1 = mTokenManager->generateTokenForPredictions({10, 20, 30});
-    int64_t token2 = mTokenManager->generateTokenForPredictions({40, 50, 60});
     auto surfaceFrame1 =
             mFrameTimeline->createSurfaceFrameForToken({token1, sInputEventId}, sPidOne, sUidOne,
-                                                       sLayerNameOne, sLayerNameOne);
+                                                       sLayerIdOne, sLayerNameOne, sLayerNameOne);
 
     // Set up the display frame
     mFrameTimeline->setSfWakeUp(token1, 20, Fps::fromPeriodNsecs(11));
+    surfaceFrame1->setDropTime(12);
     surfaceFrame1->setPresentState(SurfaceFrame::PresentState::Dropped);
     mFrameTimeline->addSurfaceFrame(surfaceFrame1);
     mFrameTimeline->setSfPresent(25, presentFence1);
     presentFence1->signalForTest(30);
 
-    // Trigger a flush by calling setSfPresent for the next frame
-    mFrameTimeline->setSfWakeUp(token2, 50, Fps::fromPeriodNsecs(11));
-    mFrameTimeline->setSfPresent(55, presentFence2);
+    addEmptyDisplayFrame();
 
     auto& droppedSurfaceFrame = getSurfaceFrame(0, 0);
     EXPECT_EQ(droppedSurfaceFrame.getPresentState(), SurfaceFrame::PresentState::Dropped);
+    EXPECT_EQ(0u, droppedSurfaceFrame.getActuals().endTime);
+    EXPECT_EQ(12u, droppedSurfaceFrame.getDropTime());
     EXPECT_EQ(droppedSurfaceFrame.getActuals().presentTime, 0);
 }
 
@@ -265,15 +265,15 @@
     EXPECT_CALL(*mTimeStats, incrementJankyFrames(_)).Times(2);
     auto presentFence1 = fenceFactory.createFenceTimeForTest(Fence::NO_FENCE);
     int64_t surfaceFrameToken1 = mTokenManager->generateTokenForPredictions({10, 20, 30});
-    int64_t surfaceFrameToken2 = mTokenManager->generateTokenForPredictions({40, 50, 60});
     int64_t sfToken1 = mTokenManager->generateTokenForPredictions({22, 26, 30});
-    int64_t sfToken2 = mTokenManager->generateTokenForPredictions({52, 56, 60});
     auto surfaceFrame1 =
             mFrameTimeline->createSurfaceFrameForToken({surfaceFrameToken1, sInputEventId}, sPidOne,
-                                                       sUidOne, sLayerNameOne, sLayerNameOne);
+                                                       sUidOne, sLayerIdOne, sLayerNameOne,
+                                                       sLayerNameOne);
     auto surfaceFrame2 =
             mFrameTimeline->createSurfaceFrameForToken({surfaceFrameToken1, sInputEventId}, sPidOne,
-                                                       sUidOne, sLayerNameTwo, sLayerNameTwo);
+                                                       sUidOne, sLayerIdTwo, sLayerNameTwo,
+                                                       sLayerNameTwo);
     mFrameTimeline->setSfWakeUp(sfToken1, 22, Fps::fromPeriodNsecs(11));
     surfaceFrame1->setPresentState(SurfaceFrame::PresentState::Presented);
     mFrameTimeline->addSurfaceFrame(surfaceFrame1);
@@ -290,16 +290,7 @@
     EXPECT_EQ(presentedSurfaceFrame1.getActuals().presentTime, 0);
     EXPECT_EQ(presentedSurfaceFrame2.getActuals().presentTime, 0);
 
-    // Trigger a flush by finalizing the next DisplayFrame
-    auto presentFence2 = fenceFactory.createFenceTimeForTest(Fence::NO_FENCE);
-    auto surfaceFrame3 =
-            mFrameTimeline->createSurfaceFrameForToken({surfaceFrameToken2, sInputEventId}, sPidOne,
-                                                       sUidOne, sLayerNameOne, sLayerNameOne);
-    mFrameTimeline->setSfWakeUp(sfToken2, 52, Fps::fromPeriodNsecs(11));
-    surfaceFrame3->setPresentState(SurfaceFrame::PresentState::Dropped);
-    mFrameTimeline->addSurfaceFrame(surfaceFrame3);
-    mFrameTimeline->setSfPresent(56, presentFence2);
-    displayFrame = getDisplayFrame(0);
+    addEmptyDisplayFrame();
 
     // Fences have flushed, so the present timestamps should be updated
     EXPECT_EQ(displayFrame->getActuals().presentTime, 42);
@@ -323,8 +314,8 @@
                 {22 + frameTimeFactor, 26 + frameTimeFactor, 30 + frameTimeFactor});
         auto surfaceFrame =
                 mFrameTimeline->createSurfaceFrameForToken({surfaceFrameToken, sInputEventId},
-                                                           sPidOne, sUidOne, sLayerNameOne,
-                                                           sLayerNameOne);
+                                                           sPidOne, sUidOne, sLayerIdOne,
+                                                           sLayerNameOne, sLayerNameOne);
         mFrameTimeline->setSfWakeUp(sfToken, 22 + frameTimeFactor, Fps::fromPeriodNsecs(11));
         surfaceFrame->setPresentState(SurfaceFrame::PresentState::Presented);
         mFrameTimeline->addSurfaceFrame(surfaceFrame);
@@ -345,7 +336,8 @@
             {22 + frameTimeFactor, 26 + frameTimeFactor, 30 + frameTimeFactor});
     auto surfaceFrame =
             mFrameTimeline->createSurfaceFrameForToken({surfaceFrameToken, sInputEventId}, sPidOne,
-                                                       sUidOne, sLayerNameOne, sLayerNameOne);
+                                                       sUidOne, sLayerIdOne, sLayerNameOne,
+                                                       sLayerNameOne);
     mFrameTimeline->setSfWakeUp(sfToken, 22 + frameTimeFactor, Fps::fromPeriodNsecs(11));
     surfaceFrame->setPresentState(SurfaceFrame::PresentState::Presented);
     mFrameTimeline->addSurfaceFrame(surfaceFrame);
@@ -359,18 +351,18 @@
 }
 
 TEST_F(FrameTimelineTest, surfaceFrameEndTimeAcquireFenceAfterQueue) {
-    auto surfaceFrame =
-            mFrameTimeline->createSurfaceFrameForToken({}, sPidOne, 0, "acquireFenceAfterQueue",
-                                                       "acquireFenceAfterQueue");
+    auto surfaceFrame = mFrameTimeline->createSurfaceFrameForToken({}, sPidOne, 0, sLayerIdOne,
+                                                                   "acquireFenceAfterQueue",
+                                                                   "acquireFenceAfterQueue");
     surfaceFrame->setActualQueueTime(123);
     surfaceFrame->setAcquireFenceTime(456);
     EXPECT_EQ(surfaceFrame->getActuals().endTime, 456);
 }
 
 TEST_F(FrameTimelineTest, surfaceFrameEndTimeAcquireFenceBeforeQueue) {
-    auto surfaceFrame =
-            mFrameTimeline->createSurfaceFrameForToken({}, sPidOne, 0, "acquireFenceAfterQueue",
-                                                       "acquireFenceAfterQueue");
+    auto surfaceFrame = mFrameTimeline->createSurfaceFrameForToken({}, sPidOne, 0, sLayerIdOne,
+                                                                   "acquireFenceAfterQueue",
+                                                                   "acquireFenceAfterQueue");
     surfaceFrame->setActualQueueTime(456);
     surfaceFrame->setAcquireFenceTime(123);
     EXPECT_EQ(surfaceFrame->getActuals().endTime, 456);
@@ -383,8 +375,8 @@
     // Size shouldn't exceed maxDisplayFrames - 64
     for (size_t i = 0; i < *maxDisplayFrames + 10; i++) {
         auto surfaceFrame =
-                mFrameTimeline->createSurfaceFrameForToken({}, sPidOne, sUidOne, sLayerNameOne,
-                                                           sLayerNameOne);
+                mFrameTimeline->createSurfaceFrameForToken({}, sPidOne, sUidOne, sLayerIdOne,
+                                                           sLayerNameOne, sLayerNameOne);
         int64_t sfToken = mTokenManager->generateTokenForPredictions({22, 26, 30});
         mFrameTimeline->setSfWakeUp(sfToken, 22, Fps::fromPeriodNsecs(11));
         surfaceFrame->setPresentState(SurfaceFrame::PresentState::Presented);
@@ -399,8 +391,8 @@
 
     for (size_t i = 0; i < *maxDisplayFrames + 10; i++) {
         auto surfaceFrame =
-                mFrameTimeline->createSurfaceFrameForToken({}, sPidOne, sUidOne, sLayerNameOne,
-                                                           sLayerNameOne);
+                mFrameTimeline->createSurfaceFrameForToken({}, sPidOne, sUidOne, sLayerIdOne,
+                                                           sLayerNameOne, sLayerNameOne);
         int64_t sfToken = mTokenManager->generateTokenForPredictions({22, 26, 30});
         mFrameTimeline->setSfWakeUp(sfToken, 22, Fps::fromPeriodNsecs(11));
         surfaceFrame->setPresentState(SurfaceFrame::PresentState::Presented);
@@ -415,8 +407,8 @@
 
     for (size_t i = 0; i < *maxDisplayFrames + 10; i++) {
         auto surfaceFrame =
-                mFrameTimeline->createSurfaceFrameForToken({}, sPidOne, sUidOne, sLayerNameOne,
-                                                           sLayerNameOne);
+                mFrameTimeline->createSurfaceFrameForToken({}, sPidOne, sUidOne, sLayerIdOne,
+                                                           sLayerNameOne, sLayerNameOne);
         int64_t sfToken = mTokenManager->generateTokenForPredictions({22, 26, 30});
         mFrameTimeline->setSfWakeUp(sfToken, 22, Fps::fromPeriodNsecs(11));
         surfaceFrame->setPresentState(SurfaceFrame::PresentState::Presented);
@@ -443,28 +435,22 @@
                                                    0}));
     auto presentFence1 = fenceFactory.createFenceTimeForTest(Fence::NO_FENCE);
     int64_t surfaceFrameToken1 = mTokenManager->generateTokenForPredictions(
-            {std::chrono::duration_cast<std::chrono::nanoseconds>(10ms).count(),
-             std::chrono::duration_cast<std::chrono::nanoseconds>(20ms).count(),
-             std::chrono::duration_cast<std::chrono::nanoseconds>(60ms).count()});
+            {std::chrono::nanoseconds(10ms).count(), std::chrono::nanoseconds(20ms).count(),
+             std::chrono::nanoseconds(60ms).count()});
     int64_t sfToken1 = mTokenManager->generateTokenForPredictions(
-            {std::chrono::duration_cast<std::chrono::nanoseconds>(52ms).count(),
-             std::chrono::duration_cast<std::chrono::nanoseconds>(56ms).count(),
-             std::chrono::duration_cast<std::chrono::nanoseconds>(60ms).count()});
+            {std::chrono::nanoseconds(52ms).count(), std::chrono::nanoseconds(56ms).count(),
+             std::chrono::nanoseconds(60ms).count()});
     auto surfaceFrame1 =
             mFrameTimeline->createSurfaceFrameForToken({surfaceFrameToken1, sInputEventId}, sPidOne,
-                                                       sUidOne, sLayerNameOne, sLayerNameOne);
-    mFrameTimeline->setSfWakeUp(sfToken1,
-                                std::chrono::duration_cast<std::chrono::nanoseconds>(52ms).count(),
-                                refreshRate);
-    surfaceFrame1->setAcquireFenceTime(
-            std::chrono::duration_cast<std::chrono::nanoseconds>(20ms).count());
+                                                       sUidOne, sLayerIdOne, sLayerNameOne,
+                                                       sLayerNameOne);
+    mFrameTimeline->setSfWakeUp(sfToken1, std::chrono::nanoseconds(52ms).count(), refreshRate);
+    surfaceFrame1->setAcquireFenceTime(std::chrono::nanoseconds(20ms).count());
     surfaceFrame1->setPresentState(SurfaceFrame::PresentState::Presented);
     mFrameTimeline->addSurfaceFrame(surfaceFrame1);
-    presentFence1->signalForTest(
-            std::chrono::duration_cast<std::chrono::nanoseconds>(70ms).count());
+    presentFence1->signalForTest(std::chrono::nanoseconds(70ms).count());
 
-    mFrameTimeline->setSfPresent(std::chrono::duration_cast<std::chrono::nanoseconds>(59ms).count(),
-                                 presentFence1);
+    mFrameTimeline->setSfPresent(std::chrono::nanoseconds(59ms).count(), presentFence1);
 }
 
 TEST_F(FrameTimelineTest, presentFenceSignaled_reportsDisplayMiss) {
@@ -476,27 +462,21 @@
 
     auto presentFence1 = fenceFactory.createFenceTimeForTest(Fence::NO_FENCE);
     int64_t surfaceFrameToken1 = mTokenManager->generateTokenForPredictions(
-            {std::chrono::duration_cast<std::chrono::nanoseconds>(10ms).count(),
-             std::chrono::duration_cast<std::chrono::nanoseconds>(20ms).count(),
-             std::chrono::duration_cast<std::chrono::nanoseconds>(60ms).count()});
+            {std::chrono::nanoseconds(10ms).count(), std::chrono::nanoseconds(20ms).count(),
+             std::chrono::nanoseconds(60ms).count()});
     int64_t sfToken1 = mTokenManager->generateTokenForPredictions(
-            {std::chrono::duration_cast<std::chrono::nanoseconds>(52ms).count(),
-             std::chrono::duration_cast<std::chrono::nanoseconds>(56ms).count(),
-             std::chrono::duration_cast<std::chrono::nanoseconds>(60ms).count()});
+            {std::chrono::nanoseconds(52ms).count(), std::chrono::nanoseconds(56ms).count(),
+             std::chrono::nanoseconds(60ms).count()});
     auto surfaceFrame1 =
             mFrameTimeline->createSurfaceFrameForToken({surfaceFrameToken1, sInputEventId}, sPidOne,
-                                                       sUidOne, sLayerNameOne, sLayerNameOne);
-    mFrameTimeline->setSfWakeUp(sfToken1,
-                                std::chrono::duration_cast<std::chrono::nanoseconds>(52ms).count(),
-                                refreshRate);
+                                                       sUidOne, sLayerIdOne, sLayerNameOne,
+                                                       sLayerNameOne);
+    mFrameTimeline->setSfWakeUp(sfToken1, std::chrono::nanoseconds(52ms).count(), refreshRate);
     surfaceFrame1->setPresentState(SurfaceFrame::PresentState::Presented);
-    surfaceFrame1->setAcquireFenceTime(
-            std::chrono::duration_cast<std::chrono::nanoseconds>(20ms).count());
+    surfaceFrame1->setAcquireFenceTime(std::chrono::nanoseconds(20ms).count());
     mFrameTimeline->addSurfaceFrame(surfaceFrame1);
-    presentFence1->signalForTest(
-            std::chrono::duration_cast<std::chrono::nanoseconds>(90ms).count());
-    mFrameTimeline->setSfPresent(std::chrono::duration_cast<std::chrono::nanoseconds>(56ms).count(),
-                                 presentFence1);
+    presentFence1->signalForTest(std::chrono::nanoseconds(90ms).count());
+    mFrameTimeline->setSfPresent(std::chrono::nanoseconds(56ms).count(), presentFence1);
     EXPECT_EQ(surfaceFrame1->getJankType(), JankType::DisplayHAL);
 }
 
@@ -511,32 +491,124 @@
                                                            .count()}));
     auto presentFence1 = fenceFactory.createFenceTimeForTest(Fence::NO_FENCE);
     int64_t surfaceFrameToken1 = mTokenManager->generateTokenForPredictions(
-            {std::chrono::duration_cast<std::chrono::nanoseconds>(10ms).count(),
-             std::chrono::duration_cast<std::chrono::nanoseconds>(20ms).count(),
-             std::chrono::duration_cast<std::chrono::nanoseconds>(60ms).count()});
+            {std::chrono::nanoseconds(10ms).count(), std::chrono::nanoseconds(20ms).count(),
+             std::chrono::nanoseconds(60ms).count()});
     int64_t sfToken1 = mTokenManager->generateTokenForPredictions(
-            {std::chrono::duration_cast<std::chrono::nanoseconds>(82ms).count(),
-             std::chrono::duration_cast<std::chrono::nanoseconds>(86ms).count(),
-             std::chrono::duration_cast<std::chrono::nanoseconds>(90ms).count()});
+            {std::chrono::nanoseconds(82ms).count(), std::chrono::nanoseconds(86ms).count(),
+             std::chrono::nanoseconds(90ms).count()});
     auto surfaceFrame1 =
             mFrameTimeline->createSurfaceFrameForToken({surfaceFrameToken1, sInputEventId}, sPidOne,
-                                                       sUidOne, sLayerNameOne, sLayerNameOne);
-    surfaceFrame1->setAcquireFenceTime(
-            std::chrono::duration_cast<std::chrono::nanoseconds>(45ms).count());
-    mFrameTimeline->setSfWakeUp(sfToken1,
-                                std::chrono::duration_cast<std::chrono::nanoseconds>(52ms).count(),
-                                refreshRate);
+                                                       sUidOne, sLayerIdOne, sLayerNameOne,
+                                                       sLayerNameOne);
+    surfaceFrame1->setAcquireFenceTime(std::chrono::nanoseconds(45ms).count());
+    mFrameTimeline->setSfWakeUp(sfToken1, std::chrono::nanoseconds(52ms).count(), refreshRate);
 
     surfaceFrame1->setPresentState(SurfaceFrame::PresentState::Presented);
     mFrameTimeline->addSurfaceFrame(surfaceFrame1);
-    presentFence1->signalForTest(
-            std::chrono::duration_cast<std::chrono::nanoseconds>(90ms).count());
-    mFrameTimeline->setSfPresent(std::chrono::duration_cast<std::chrono::nanoseconds>(86ms).count(),
-                                 presentFence1);
+    presentFence1->signalForTest(std::chrono::nanoseconds(90ms).count());
+    mFrameTimeline->setSfPresent(std::chrono::nanoseconds(86ms).count(), presentFence1);
 
     EXPECT_EQ(surfaceFrame1->getJankType(), JankType::AppDeadlineMissed);
 }
 
+TEST_F(FrameTimelineTest, presentFenceSignaled_reportsSfScheduling) {
+    Fps refreshRate = Fps::fromPeriodNsecs(std::chrono::nanoseconds(32ms).count());
+    EXPECT_CALL(*mTimeStats,
+                incrementJankyFrames(
+                        TimeStats::JankyFramesInfo{refreshRate, std::nullopt, sUidOne,
+                                                   sLayerNameOne,
+                                                   JankType::SurfaceFlingerScheduling, 0, 0,
+                                                   std::chrono::duration_cast<
+                                                           std::chrono::nanoseconds>(-10ms)
+                                                           .count()}));
+    auto presentFence1 = fenceFactory.createFenceTimeForTest(Fence::NO_FENCE);
+    int64_t surfaceFrameToken1 = mTokenManager->generateTokenForPredictions(
+            {std::chrono::nanoseconds(40ms).count(), std::chrono::nanoseconds(60ms).count(),
+             std::chrono::nanoseconds(92ms).count()});
+    int64_t sfToken1 = mTokenManager->generateTokenForPredictions(
+            {std::chrono::nanoseconds(52ms).count(), std::chrono::nanoseconds(56ms).count(),
+             std::chrono::nanoseconds(60ms).count()});
+    auto surfaceFrame1 =
+            mFrameTimeline->createSurfaceFrameForToken({surfaceFrameToken1, sInputEventId}, sPidOne,
+                                                       sUidOne, sLayerIdOne, sLayerNameOne,
+                                                       sLayerNameOne);
+    surfaceFrame1->setAcquireFenceTime(std::chrono::nanoseconds(50ms).count());
+    mFrameTimeline->setSfWakeUp(sfToken1, std::chrono::nanoseconds(52ms).count(), refreshRate);
+
+    surfaceFrame1->setPresentState(SurfaceFrame::PresentState::Presented);
+    mFrameTimeline->addSurfaceFrame(surfaceFrame1);
+    presentFence1->signalForTest(std::chrono::nanoseconds(60ms).count());
+    mFrameTimeline->setSfPresent(std::chrono::nanoseconds(56ms).count(), presentFence1);
+
+    EXPECT_EQ(surfaceFrame1->getJankType(), JankType::SurfaceFlingerScheduling);
+}
+
+TEST_F(FrameTimelineTest, presentFenceSignaled_reportsSfPredictionError) {
+    Fps refreshRate = Fps(16.66f);
+    EXPECT_CALL(*mTimeStats,
+                incrementJankyFrames(
+                        TimeStats::JankyFramesInfo{refreshRate, std::nullopt, sUidOne,
+                                                   sLayerNameOne, JankType::PredictionError, 0,
+                                                   std::chrono::duration_cast<
+                                                           std::chrono::nanoseconds>(5ms)
+                                                           .count(),
+                                                   0}));
+    auto presentFence1 = fenceFactory.createFenceTimeForTest(Fence::NO_FENCE);
+    int64_t surfaceFrameToken1 = mTokenManager->generateTokenForPredictions(
+            {std::chrono::nanoseconds(30ms).count(), std::chrono::nanoseconds(40ms).count(),
+             std::chrono::nanoseconds(60ms).count()});
+    int64_t sfToken1 = mTokenManager->generateTokenForPredictions(
+            {std::chrono::nanoseconds(52ms).count(), std::chrono::nanoseconds(56ms).count(),
+             std::chrono::nanoseconds(60ms).count()});
+    auto surfaceFrame1 =
+            mFrameTimeline->createSurfaceFrameForToken({surfaceFrameToken1, sInputEventId}, sPidOne,
+                                                       sUidOne, sLayerIdOne, sLayerNameOne,
+                                                       sLayerNameOne);
+    surfaceFrame1->setAcquireFenceTime(std::chrono::nanoseconds(40ms).count());
+    mFrameTimeline->setSfWakeUp(sfToken1, std::chrono::nanoseconds(52ms).count(), refreshRate);
+
+    surfaceFrame1->setPresentState(SurfaceFrame::PresentState::Presented);
+    mFrameTimeline->addSurfaceFrame(surfaceFrame1);
+    presentFence1->signalForTest(std::chrono::nanoseconds(65ms).count());
+    mFrameTimeline->setSfPresent(std::chrono::nanoseconds(56ms).count(), presentFence1);
+
+    EXPECT_EQ(surfaceFrame1->getJankType(), JankType::PredictionError);
+}
+
+TEST_F(FrameTimelineTest, presentFenceSignaled_reportsAppBufferStuffing) {
+    Fps refreshRate = Fps::fromPeriodNsecs(std::chrono::nanoseconds(32ms).count());
+    EXPECT_CALL(*mTimeStats,
+                incrementJankyFrames(
+                        TimeStats::JankyFramesInfo{refreshRate, std::nullopt, sUidOne,
+                                                   sLayerNameOne,
+                                                   JankType::BufferStuffing |
+                                                           JankType::SurfaceFlingerScheduling,
+                                                   0, 0, 0}));
+    auto presentFence1 = fenceFactory.createFenceTimeForTest(Fence::NO_FENCE);
+    int64_t surfaceFrameToken1 = mTokenManager->generateTokenForPredictions(
+            {std::chrono::nanoseconds(30ms).count(), std::chrono::nanoseconds(40ms).count(),
+             std::chrono::nanoseconds(58ms).count()});
+    int64_t sfToken1 = mTokenManager->generateTokenForPredictions(
+            {std::chrono::nanoseconds(82ms).count(), std::chrono::nanoseconds(86ms).count(),
+             std::chrono::nanoseconds(90ms).count()});
+    auto surfaceFrame1 =
+            mFrameTimeline->createSurfaceFrameForToken({surfaceFrameToken1, sInputEventId}, sPidOne,
+                                                       sUidOne, sLayerIdOne, sLayerNameOne,
+                                                       sLayerNameOne);
+    surfaceFrame1->setAcquireFenceTime(std::chrono::nanoseconds(40ms).count());
+    mFrameTimeline->setSfWakeUp(sfToken1, std::chrono::nanoseconds(82ms).count(), refreshRate);
+
+    surfaceFrame1->setPresentState(SurfaceFrame::PresentState::Presented,
+                                   /*previousLatchTime*/
+                                   std::chrono::nanoseconds(56ms).count());
+    mFrameTimeline->addSurfaceFrame(surfaceFrame1);
+    presentFence1->signalForTest(std::chrono::nanoseconds(90ms).count());
+    mFrameTimeline->setSfPresent(std::chrono::nanoseconds(86ms).count(), presentFence1);
+
+    EXPECT_EQ(surfaceFrame1->getJankType(),
+              JankType::BufferStuffing | JankType::SurfaceFlingerScheduling);
+}
+
 TEST_F(FrameTimelineTest, presentFenceSignaled_reportsAppMissWithRenderRate) {
     Fps refreshRate = Fps(11.0);
     Fps renderRate = Fps(30.0);
@@ -549,29 +621,23 @@
                                                            .count()}));
     auto presentFence1 = fenceFactory.createFenceTimeForTest(Fence::NO_FENCE);
     int64_t surfaceFrameToken1 = mTokenManager->generateTokenForPredictions(
-            {std::chrono::duration_cast<std::chrono::nanoseconds>(10ms).count(),
-             std::chrono::duration_cast<std::chrono::nanoseconds>(20ms).count(),
-             std::chrono::duration_cast<std::chrono::nanoseconds>(60ms).count()});
+            {std::chrono::nanoseconds(10ms).count(), std::chrono::nanoseconds(20ms).count(),
+             std::chrono::nanoseconds(60ms).count()});
     int64_t sfToken1 = mTokenManager->generateTokenForPredictions(
-            {std::chrono::duration_cast<std::chrono::nanoseconds>(82ms).count(),
-             std::chrono::duration_cast<std::chrono::nanoseconds>(86ms).count(),
-             std::chrono::duration_cast<std::chrono::nanoseconds>(90ms).count()});
+            {std::chrono::nanoseconds(82ms).count(), std::chrono::nanoseconds(86ms).count(),
+             std::chrono::nanoseconds(90ms).count()});
     auto surfaceFrame1 =
             mFrameTimeline->createSurfaceFrameForToken({surfaceFrameToken1, sInputEventId}, sPidOne,
-                                                       sUidOne, sLayerNameOne, sLayerNameOne);
-    surfaceFrame1->setAcquireFenceTime(
-            std::chrono::duration_cast<std::chrono::nanoseconds>(45ms).count());
-    mFrameTimeline->setSfWakeUp(sfToken1,
-                                std::chrono::duration_cast<std::chrono::nanoseconds>(52ms).count(),
-                                refreshRate);
+                                                       sUidOne, sLayerIdOne, sLayerNameOne,
+                                                       sLayerNameOne);
+    surfaceFrame1->setAcquireFenceTime(std::chrono::nanoseconds(45ms).count());
+    mFrameTimeline->setSfWakeUp(sfToken1, std::chrono::nanoseconds(52ms).count(), refreshRate);
 
     surfaceFrame1->setPresentState(SurfaceFrame::PresentState::Presented);
     surfaceFrame1->setRenderRate(renderRate);
     mFrameTimeline->addSurfaceFrame(surfaceFrame1);
-    presentFence1->signalForTest(
-            std::chrono::duration_cast<std::chrono::nanoseconds>(90ms).count());
-    mFrameTimeline->setSfPresent(std::chrono::duration_cast<std::chrono::nanoseconds>(86ms).count(),
-                                 presentFence1);
+    presentFence1->signalForTest(std::chrono::nanoseconds(90ms).count());
+    mFrameTimeline->setSfPresent(std::chrono::nanoseconds(86ms).count(), presentFence1);
 
     EXPECT_EQ(surfaceFrame1->getJankType(), JankType::AppDeadlineMissed);
 }
@@ -587,13 +653,10 @@
 TEST_F(FrameTimelineTest, tracing_noPacketsSentWithoutTraceStart) {
     auto tracingSession = getTracingSessionForTest();
     auto presentFence1 = fenceFactory.createFenceTimeForTest(Fence::NO_FENCE);
-    auto presentFence2 = fenceFactory.createFenceTimeForTest(Fence::NO_FENCE);
-
     int64_t token1 = mTokenManager->generateTokenForPredictions({10, 20, 30});
-    int64_t token2 = mTokenManager->generateTokenForPredictions({40, 50, 60});
     auto surfaceFrame1 =
             mFrameTimeline->createSurfaceFrameForToken({token1, sInputEventId}, sPidOne, sUidOne,
-                                                       sLayerNameOne, sLayerNameOne);
+                                                       sLayerIdOne, sLayerNameOne, sLayerNameOne);
 
     // Set up the display frame
     mFrameTimeline->setSfWakeUp(token1, 20, Fps::fromPeriodNsecs(11));
@@ -602,10 +665,7 @@
     mFrameTimeline->setSfPresent(25, presentFence1);
     presentFence1->signalForTest(30);
 
-    // Trigger a flushPresentFence (which will call trace function) by calling setSfPresent for the
-    // next frame
-    mFrameTimeline->setSfWakeUp(token2, 50, Fps::fromPeriodNsecs(11));
-    mFrameTimeline->setSfPresent(55, presentFence2);
+    addEmptyDisplayFrame();
 
     auto packets = readFrameTimelinePacketsBlocking(tracingSession.get());
     EXPECT_EQ(packets.size(), 0u);
@@ -616,14 +676,13 @@
     // Layer specific increment
     EXPECT_CALL(*mTimeStats, incrementJankyFrames(_));
     auto presentFence1 = fenceFactory.createFenceTimeForTest(Fence::NO_FENCE);
-    auto presentFence2 = fenceFactory.createFenceTimeForTest(Fence::NO_FENCE);
 
     tracingSession->StartBlocking();
     int64_t token1 = mTokenManager->generateTokenForPredictions({10, 20, 30});
     int64_t token2 = mTokenManager->generateTokenForPredictions({40, 50, 60});
     auto surfaceFrame1 =
             mFrameTimeline->createSurfaceFrameForToken({token1, sInputEventId}, sPidOne, sUidOne,
-                                                       sLayerNameOne, sLayerNameOne);
+                                                       sLayerIdOne, sLayerNameOne, sLayerNameOne);
 
     // Set up the display frame
     mFrameTimeline->setSfWakeUp(token2, 20, Fps::fromPeriodNsecs(11));
@@ -632,12 +691,7 @@
     mFrameTimeline->setSfPresent(25, presentFence1);
     presentFence1->signalForTest(30);
 
-    // Trigger a flushPresentFence (which will call trace function) by calling setSfPresent for the
-    // next frame
-    mFrameTimeline->setSfWakeUp(token2, 50, Fps::fromPeriodNsecs(11));
-    mFrameTimeline->setSfPresent(55, presentFence2);
-    presentFence2->signalForTest(55);
-
+    addEmptyDisplayFrame();
     flushTrace();
     tracingSession->StopBlocking();
 
@@ -649,22 +703,15 @@
 TEST_F(FrameTimelineTest, traceDisplayFrame_invalidTokenDoesNotEmitTracePacket) {
     auto tracingSession = getTracingSessionForTest();
     auto presentFence1 = fenceFactory.createFenceTimeForTest(Fence::NO_FENCE);
-    auto presentFence2 = fenceFactory.createFenceTimeForTest(Fence::NO_FENCE);
 
     tracingSession->StartBlocking();
-    int64_t token1 = mTokenManager->generateTokenForPredictions({10, 20, 30});
 
     // Set up the display frame
     mFrameTimeline->setSfWakeUp(-1, 20, Fps::fromPeriodNsecs(11));
     mFrameTimeline->setSfPresent(25, presentFence1);
     presentFence1->signalForTest(30);
 
-    // Trigger a flushPresentFence (which will call trace function) by calling setSfPresent for the
-    // next frame
-    mFrameTimeline->setSfWakeUp(token1, 50, Fps::fromPeriodNsecs(11));
-    mFrameTimeline->setSfPresent(55, presentFence2);
-    presentFence2->signalForTest(60);
-
+    addEmptyDisplayFrame();
     flushTrace();
     tracingSession->StopBlocking();
 
@@ -675,13 +722,12 @@
 TEST_F(FrameTimelineTest, traceSurfaceFrame_invalidTokenDoesNotEmitTracePacket) {
     auto tracingSession = getTracingSessionForTest();
     auto presentFence1 = fenceFactory.createFenceTimeForTest(Fence::NO_FENCE);
-    auto presentFence2 = fenceFactory.createFenceTimeForTest(Fence::NO_FENCE);
 
     tracingSession->StartBlocking();
     int64_t token1 = mTokenManager->generateTokenForPredictions({10, 20, 30});
-    int64_t token2 = mTokenManager->generateTokenForPredictions({40, 50, 60});
-    auto surfaceFrame1 = mFrameTimeline->createSurfaceFrameForToken({}, sPidOne, sUidOne,
-                                                                    sLayerNameOne, sLayerNameOne);
+    auto surfaceFrame1 =
+            mFrameTimeline->createSurfaceFrameForToken({}, sPidOne, sUidOne, sLayerIdOne,
+                                                       sLayerNameOne, sLayerNameOne);
 
     // Set up the display frame
     mFrameTimeline->setSfWakeUp(token1, 20, Fps::fromPeriodNsecs(11));
@@ -690,12 +736,7 @@
     mFrameTimeline->setSfPresent(25, presentFence1);
     presentFence1->signalForTest(30);
 
-    // Trigger a flushPresentFence (which will call trace function) by calling setSfPresent for the
-    // next frame
-    mFrameTimeline->setSfWakeUp(token2, 50, Fps::fromPeriodNsecs(11));
-    mFrameTimeline->setSfPresent(55, presentFence2);
-    presentFence2->signalForTest(60);
-
+    addEmptyDisplayFrame();
     flushTrace();
     tracingSession->StopBlocking();
 
@@ -705,6 +746,65 @@
     EXPECT_EQ(packets.size(), 4u);
 }
 
+ProtoExpectedDisplayFrameStart createProtoExpectedDisplayFrameStart(int64_t cookie, int64_t token,
+                                                                    pid_t pid) {
+    ProtoExpectedDisplayFrameStart proto;
+    proto.set_cookie(cookie);
+    proto.set_token(token);
+    proto.set_pid(pid);
+    return proto;
+}
+
+ProtoActualDisplayFrameStart createProtoActualDisplayFrameStart(
+        int64_t cookie, int64_t token, pid_t pid, ProtoPresentType presentType, bool onTimeFinish,
+        bool gpuComposition, ProtoJankType jankType) {
+    ProtoActualDisplayFrameStart proto;
+    proto.set_cookie(cookie);
+    proto.set_token(token);
+    proto.set_pid(pid);
+    proto.set_present_type(presentType);
+    proto.set_on_time_finish(onTimeFinish);
+    proto.set_gpu_composition(gpuComposition);
+    proto.set_jank_type(jankType);
+    return proto;
+}
+
+ProtoExpectedSurfaceFrameStart createProtoExpectedSurfaceFrameStart(int64_t cookie, int64_t token,
+                                                                    int64_t displayFrameToken,
+                                                                    pid_t pid,
+                                                                    std::string layerName) {
+    ProtoExpectedSurfaceFrameStart proto;
+    proto.set_cookie(cookie);
+    proto.set_token(token);
+    proto.set_display_frame_token(displayFrameToken);
+    proto.set_pid(pid);
+    proto.set_layer_name(layerName);
+    return proto;
+}
+
+ProtoActualSurfaceFrameStart createProtoActualSurfaceFrameStart(
+        int64_t cookie, int64_t token, int64_t displayFrameToken, pid_t pid, std::string layerName,
+        ProtoPresentType presentType, bool onTimeFinish, bool gpuComposition,
+        ProtoJankType jankType) {
+    ProtoActualSurfaceFrameStart proto;
+    proto.set_cookie(cookie);
+    proto.set_token(token);
+    proto.set_display_frame_token(displayFrameToken);
+    proto.set_pid(pid);
+    proto.set_layer_name(layerName);
+    proto.set_present_type(presentType);
+    proto.set_on_time_finish(onTimeFinish);
+    proto.set_gpu_composition(gpuComposition);
+    proto.set_jank_type(jankType);
+    return proto;
+}
+
+ProtoFrameEnd createProtoFrameEnd(int64_t cookie) {
+    ProtoFrameEnd proto;
+    proto.set_cookie(cookie);
+    return proto;
+}
+
 void validateTraceEvent(const ProtoExpectedDisplayFrameStart& received,
                         const ProtoExpectedDisplayFrameStart& source) {
     ASSERT_TRUE(received.has_cookie());
@@ -791,11 +891,9 @@
 TEST_F(FrameTimelineTest, traceDisplayFrame_emitsValidTracePacket) {
     auto tracingSession = getTracingSessionForTest();
     auto presentFence1 = fenceFactory.createFenceTimeForTest(Fence::NO_FENCE);
-    auto presentFence2 = fenceFactory.createFenceTimeForTest(Fence::NO_FENCE);
 
     tracingSession->StartBlocking();
     int64_t displayFrameToken1 = mTokenManager->generateTokenForPredictions({10, 25, 30});
-    int64_t displayFrameToken2 = mTokenManager->generateTokenForPredictions({40, 50, 60});
 
     // Set up the display frame
     mFrameTimeline->setSfWakeUp(displayFrameToken1, 20, Fps::fromPeriodNsecs(11));
@@ -803,33 +901,18 @@
     presentFence1->signalForTest(31);
 
     int64_t traceCookie = snoopCurrentTraceCookie();
-    ProtoExpectedDisplayFrameStart protoExpectedDisplayFrameStart;
-    protoExpectedDisplayFrameStart.set_cookie(traceCookie + 1);
-    protoExpectedDisplayFrameStart.set_token(displayFrameToken1);
-    protoExpectedDisplayFrameStart.set_pid(kSurfaceFlingerPid);
+    auto protoExpectedDisplayFrameStart =
+            createProtoExpectedDisplayFrameStart(traceCookie + 1, displayFrameToken1,
+                                                 kSurfaceFlingerPid);
+    auto protoExpectedDisplayFrameEnd = createProtoFrameEnd(traceCookie + 1);
+    auto protoActualDisplayFrameStart =
+            createProtoActualDisplayFrameStart(traceCookie + 2, displayFrameToken1,
+                                               kSurfaceFlingerPid,
+                                               FrameTimelineEvent::PRESENT_ON_TIME, true, false,
+                                               FrameTimelineEvent::JANK_NONE);
+    auto protoActualDisplayFrameEnd = createProtoFrameEnd(traceCookie + 2);
 
-    ProtoFrameEnd protoExpectedDisplayFrameEnd;
-    protoExpectedDisplayFrameEnd.set_cookie(traceCookie + 1);
-
-    ProtoActualDisplayFrameStart protoActualDisplayFrameStart;
-    protoActualDisplayFrameStart.set_cookie(traceCookie + 2);
-    protoActualDisplayFrameStart.set_token(displayFrameToken1);
-    protoActualDisplayFrameStart.set_pid(kSurfaceFlingerPid);
-    protoActualDisplayFrameStart.set_present_type(
-            ProtoPresentType(FrameTimelineEvent::PRESENT_ON_TIME));
-    protoActualDisplayFrameStart.set_on_time_finish(true);
-    protoActualDisplayFrameStart.set_gpu_composition(false);
-    protoActualDisplayFrameStart.set_jank_type(ProtoJankType(FrameTimelineEvent::JANK_NONE));
-
-    ProtoFrameEnd protoActualDisplayFrameEnd;
-    protoActualDisplayFrameEnd.set_cookie(traceCookie + 2);
-
-    // Trigger a flushPresentFence (which will call trace function) by calling setSfPresent for the
-    // next frame
-    mFrameTimeline->setSfWakeUp(displayFrameToken2, 50, Fps::fromPeriodNsecs(11));
-    mFrameTimeline->setSfPresent(55, presentFence2);
-    presentFence2->signalForTest(55);
-
+    addEmptyDisplayFrame();
     flushTrace();
     tracingSession->StopBlocking();
 
@@ -881,6 +964,60 @@
     validateTraceEvent(actualDisplayFrameEnd, protoActualDisplayFrameEnd);
 }
 
+TEST_F(FrameTimelineTest, traceDisplayFrame_predictionExpiredDoesNotTraceExpectedTimeline) {
+    auto tracingSession = getTracingSessionForTest();
+    auto presentFence1 = fenceFactory.createFenceTimeForTest(Fence::NO_FENCE);
+
+    tracingSession->StartBlocking();
+    int64_t displayFrameToken1 = mTokenManager->generateTokenForPredictions({10, 25, 30});
+    // Flush the token so that it would expire
+    flushTokens(systemTime() + maxTokenRetentionTime);
+
+    // Set up the display frame
+    mFrameTimeline->setSfWakeUp(displayFrameToken1, 20, Fps::fromPeriodNsecs(11));
+    mFrameTimeline->setSfPresent(26, presentFence1);
+    presentFence1->signalForTest(31);
+
+    int64_t traceCookie = snoopCurrentTraceCookie();
+
+    auto protoActualDisplayFrameStart =
+            createProtoActualDisplayFrameStart(traceCookie + 1, displayFrameToken1,
+                                               kSurfaceFlingerPid,
+                                               FrameTimelineEvent::PRESENT_UNSPECIFIED, false,
+                                               false, FrameTimelineEvent::JANK_UNKNOWN);
+    auto protoActualDisplayFrameEnd = createProtoFrameEnd(traceCookie + 1);
+
+    addEmptyDisplayFrame();
+    flushTrace();
+    tracingSession->StopBlocking();
+
+    auto packets = readFrameTimelinePacketsBlocking(tracingSession.get());
+    // Only actual timeline packets should be in the trace
+    EXPECT_EQ(packets.size(), 2u);
+
+    // Packet - 0 : ActualDisplayFrameStart
+    const auto& packet0 = packets[0];
+    ASSERT_TRUE(packet0.has_timestamp());
+    EXPECT_EQ(packet0.timestamp(), 20u);
+    ASSERT_TRUE(packet0.has_frame_timeline_event());
+
+    const auto& event0 = packet0.frame_timeline_event();
+    ASSERT_TRUE(event0.has_actual_display_frame_start());
+    const auto& actualDisplayFrameStart = event0.actual_display_frame_start();
+    validateTraceEvent(actualDisplayFrameStart, protoActualDisplayFrameStart);
+
+    // Packet - 1 : FrameEnd (ActualDisplayFrame)
+    const auto& packet1 = packets[1];
+    ASSERT_TRUE(packet1.has_timestamp());
+    EXPECT_EQ(packet1.timestamp(), 26u);
+    ASSERT_TRUE(packet1.has_frame_timeline_event());
+
+    const auto& event1 = packet1.frame_timeline_event();
+    ASSERT_TRUE(event1.has_frame_end());
+    const auto& actualDisplayFrameEnd = event1.frame_end();
+    validateTraceEvent(actualDisplayFrameEnd, protoActualDisplayFrameEnd);
+}
+
 TEST_F(FrameTimelineTest, traceSurfaceFrame_emitsValidTracePacket) {
     auto tracingSession = getTracingSessionForTest();
     // Layer specific increment
@@ -891,63 +1028,64 @@
     tracingSession->StartBlocking();
     int64_t surfaceFrameToken = mTokenManager->generateTokenForPredictions({10, 25, 40});
     int64_t displayFrameToken1 = mTokenManager->generateTokenForPredictions({30, 35, 40});
-    int64_t displayFrameToken2 = mTokenManager->generateTokenForPredictions({40, 50, 60});
 
     auto surfaceFrame1 =
             mFrameTimeline->createSurfaceFrameForToken({surfaceFrameToken, sInputEventId}, sPidOne,
-                                                       sUidOne, sLayerNameOne, sLayerNameOne);
-    surfaceFrame1->setActualStartTime(0);
-    surfaceFrame1->setActualQueueTime(15);
-    surfaceFrame1->setAcquireFenceTime(20);
+                                                       sUidOne, sLayerIdOne, sLayerNameOne,
+                                                       sLayerNameOne);
+    auto surfaceFrame2 =
+            mFrameTimeline->createSurfaceFrameForToken({surfaceFrameToken, sInputEventId}, sPidOne,
+                                                       sUidOne, sLayerIdOne, sLayerNameOne,
+                                                       sLayerNameOne);
+    surfaceFrame1->setActualQueueTime(10);
+    surfaceFrame1->setDropTime(15);
+
+    surfaceFrame2->setActualQueueTime(15);
+    surfaceFrame2->setAcquireFenceTime(20);
 
     // First 2 cookies will be used by the DisplayFrame
     int64_t traceCookie = snoopCurrentTraceCookie() + 2;
 
-    ProtoExpectedSurfaceFrameStart protoExpectedSurfaceFrameStart;
-    protoExpectedSurfaceFrameStart.set_cookie(traceCookie + 1);
-    protoExpectedSurfaceFrameStart.set_token(surfaceFrameToken);
-    protoExpectedSurfaceFrameStart.set_display_frame_token(displayFrameToken1);
-    protoExpectedSurfaceFrameStart.set_pid(sPidOne);
-    protoExpectedSurfaceFrameStart.set_layer_name(sLayerNameOne);
+    auto protoDroppedSurfaceFrameExpectedStart =
+            createProtoExpectedSurfaceFrameStart(traceCookie + 1, surfaceFrameToken,
+                                                 displayFrameToken1, sPidOne, sLayerNameOne);
+    auto protoDroppedSurfaceFrameExpectedEnd = createProtoFrameEnd(traceCookie + 1);
+    auto protoDroppedSurfaceFrameActualStart =
+            createProtoActualSurfaceFrameStart(traceCookie + 2, surfaceFrameToken,
+                                               displayFrameToken1, sPidOne, sLayerNameOne,
+                                               FrameTimelineEvent::PRESENT_DROPPED, false, false,
+                                               FrameTimelineEvent::JANK_NONE);
+    auto protoDroppedSurfaceFrameActualEnd = createProtoFrameEnd(traceCookie + 2);
 
-    ProtoFrameEnd protoExpectedSurfaceFrameEnd;
-    protoExpectedSurfaceFrameEnd.set_cookie(traceCookie + 1);
-
-    ProtoActualSurfaceFrameStart protoActualSurfaceFrameStart;
-    protoActualSurfaceFrameStart.set_cookie(traceCookie + 2);
-    protoActualSurfaceFrameStart.set_token(surfaceFrameToken);
-    protoActualSurfaceFrameStart.set_display_frame_token(displayFrameToken1);
-    protoActualSurfaceFrameStart.set_pid(sPidOne);
-    protoActualSurfaceFrameStart.set_layer_name(sLayerNameOne);
-    protoActualSurfaceFrameStart.set_present_type(
-            ProtoPresentType(FrameTimelineEvent::PRESENT_ON_TIME));
-    protoActualSurfaceFrameStart.set_on_time_finish(true);
-    protoActualSurfaceFrameStart.set_gpu_composition(false);
-    protoActualSurfaceFrameStart.set_jank_type(ProtoJankType(FrameTimelineEvent::JANK_NONE));
-
-    ProtoFrameEnd protoActualSurfaceFrameEnd;
-    protoActualSurfaceFrameEnd.set_cookie(traceCookie + 2);
+    auto protoPresentedSurfaceFrameExpectedStart =
+            createProtoExpectedSurfaceFrameStart(traceCookie + 3, surfaceFrameToken,
+                                                 displayFrameToken1, sPidOne, sLayerNameOne);
+    auto protoPresentedSurfaceFrameExpectedEnd = createProtoFrameEnd(traceCookie + 3);
+    auto protoPresentedSurfaceFrameActualStart =
+            createProtoActualSurfaceFrameStart(traceCookie + 4, surfaceFrameToken,
+                                               displayFrameToken1, sPidOne, sLayerNameOne,
+                                               FrameTimelineEvent::PRESENT_ON_TIME, true, false,
+                                               FrameTimelineEvent::JANK_NONE);
+    auto protoPresentedSurfaceFrameActualEnd = createProtoFrameEnd(traceCookie + 4);
 
     // Set up the display frame
     mFrameTimeline->setSfWakeUp(displayFrameToken1, 20, Fps::fromPeriodNsecs(11));
-    surfaceFrame1->setPresentState(SurfaceFrame::PresentState::Presented);
+    surfaceFrame1->setPresentState(SurfaceFrame::PresentState::Dropped);
+    surfaceFrame2->setPresentState(SurfaceFrame::PresentState::Presented);
     mFrameTimeline->addSurfaceFrame(surfaceFrame1);
+    mFrameTimeline->addSurfaceFrame(surfaceFrame2);
     mFrameTimeline->setSfPresent(26, presentFence1);
     presentFence1->signalForTest(40);
 
-    // Trigger a flushPresentFence (which will call trace function) by calling setSfPresent for the
-    // next frame
-    mFrameTimeline->setSfWakeUp(displayFrameToken2, 50, Fps::fromPeriodNsecs(11));
-    mFrameTimeline->setSfPresent(55, presentFence2);
-    presentFence2->signalForTest(55);
-
+    addEmptyDisplayFrame();
     flushTrace();
     tracingSession->StopBlocking();
 
     auto packets = readFrameTimelinePacketsBlocking(tracingSession.get());
-    EXPECT_EQ(packets.size(), 8u);
+    // 4 DisplayFrame + 4 DroppedSurfaceFrame + 4 PresentedSurfaceFrame
+    EXPECT_EQ(packets.size(), 12u);
 
-    // Packet - 4 : ExpectedSurfaceFrameStart
+    // Packet - 4 : ExpectedSurfaceFrameStart1
     const auto& packet4 = packets[4];
     ASSERT_TRUE(packet4.has_timestamp());
     EXPECT_EQ(packet4.timestamp(), 10u);
@@ -955,10 +1093,10 @@
 
     const auto& event4 = packet4.frame_timeline_event();
     ASSERT_TRUE(event4.has_expected_surface_frame_start());
-    const auto& expectedSurfaceFrameStart = event4.expected_surface_frame_start();
-    validateTraceEvent(expectedSurfaceFrameStart, protoExpectedSurfaceFrameStart);
+    const auto& expectedSurfaceFrameStart1 = event4.expected_surface_frame_start();
+    validateTraceEvent(expectedSurfaceFrameStart1, protoDroppedSurfaceFrameExpectedStart);
 
-    // Packet - 5 : FrameEnd (ExpectedSurfaceFrame)
+    // Packet - 5 : FrameEnd (ExpectedSurfaceFrame1)
     const auto& packet5 = packets[5];
     ASSERT_TRUE(packet5.has_timestamp());
     EXPECT_EQ(packet5.timestamp(), 25u);
@@ -966,10 +1104,10 @@
 
     const auto& event5 = packet5.frame_timeline_event();
     ASSERT_TRUE(event5.has_frame_end());
-    const auto& expectedSurfaceFrameEnd = event5.frame_end();
-    validateTraceEvent(expectedSurfaceFrameEnd, protoExpectedSurfaceFrameEnd);
+    const auto& expectedSurfaceFrameEnd1 = event5.frame_end();
+    validateTraceEvent(expectedSurfaceFrameEnd1, protoDroppedSurfaceFrameExpectedEnd);
 
-    // Packet - 6 : ActualSurfaceFrameStart
+    // Packet - 6 : ActualSurfaceFrameStart1
     const auto& packet6 = packets[6];
     ASSERT_TRUE(packet6.has_timestamp());
     EXPECT_EQ(packet6.timestamp(), 10u);
@@ -977,18 +1115,143 @@
 
     const auto& event6 = packet6.frame_timeline_event();
     ASSERT_TRUE(event6.has_actual_surface_frame_start());
-    const auto& actualSurfaceFrameStart = event6.actual_surface_frame_start();
-    validateTraceEvent(actualSurfaceFrameStart, protoActualSurfaceFrameStart);
+    const auto& actualSurfaceFrameStart1 = event6.actual_surface_frame_start();
+    validateTraceEvent(actualSurfaceFrameStart1, protoDroppedSurfaceFrameActualStart);
 
-    // Packet - 7 : FrameEnd (ActualSurfaceFrame)
+    // Packet - 7 : FrameEnd (ActualSurfaceFrame1)
     const auto& packet7 = packets[7];
     ASSERT_TRUE(packet7.has_timestamp());
-    EXPECT_EQ(packet7.timestamp(), 20u);
+    EXPECT_EQ(packet7.timestamp(), 15u);
     ASSERT_TRUE(packet7.has_frame_timeline_event());
 
     const auto& event7 = packet7.frame_timeline_event();
     ASSERT_TRUE(event7.has_frame_end());
-    const auto& actualSurfaceFrameEnd = event7.frame_end();
+    const auto& actualSurfaceFrameEnd1 = event7.frame_end();
+    validateTraceEvent(actualSurfaceFrameEnd1, protoDroppedSurfaceFrameActualEnd);
+
+    // Packet - 8 : ExpectedSurfaceFrameStart2
+    const auto& packet8 = packets[8];
+    ASSERT_TRUE(packet8.has_timestamp());
+    EXPECT_EQ(packet8.timestamp(), 10u);
+    ASSERT_TRUE(packet8.has_frame_timeline_event());
+
+    const auto& event8 = packet8.frame_timeline_event();
+    ASSERT_TRUE(event8.has_expected_surface_frame_start());
+    const auto& expectedSurfaceFrameStart2 = event8.expected_surface_frame_start();
+    validateTraceEvent(expectedSurfaceFrameStart2, protoPresentedSurfaceFrameExpectedStart);
+
+    // Packet - 9 : FrameEnd (ExpectedSurfaceFrame2)
+    const auto& packet9 = packets[9];
+    ASSERT_TRUE(packet9.has_timestamp());
+    EXPECT_EQ(packet9.timestamp(), 25u);
+    ASSERT_TRUE(packet9.has_frame_timeline_event());
+
+    const auto& event9 = packet9.frame_timeline_event();
+    ASSERT_TRUE(event9.has_frame_end());
+    const auto& expectedSurfaceFrameEnd2 = event9.frame_end();
+    validateTraceEvent(expectedSurfaceFrameEnd2, protoPresentedSurfaceFrameExpectedEnd);
+
+    // Packet - 10 : ActualSurfaceFrameStart2
+    const auto& packet10 = packets[10];
+    ASSERT_TRUE(packet10.has_timestamp());
+    EXPECT_EQ(packet10.timestamp(), 10u);
+    ASSERT_TRUE(packet10.has_frame_timeline_event());
+
+    const auto& event10 = packet10.frame_timeline_event();
+    ASSERT_TRUE(event10.has_actual_surface_frame_start());
+    const auto& actualSurfaceFrameStart2 = event10.actual_surface_frame_start();
+    validateTraceEvent(actualSurfaceFrameStart2, protoPresentedSurfaceFrameActualStart);
+
+    // Packet - 11 : FrameEnd (ActualSurfaceFrame2)
+    const auto& packet11 = packets[11];
+    ASSERT_TRUE(packet11.has_timestamp());
+    EXPECT_EQ(packet11.timestamp(), 20u);
+    ASSERT_TRUE(packet11.has_frame_timeline_event());
+
+    const auto& event11 = packet11.frame_timeline_event();
+    ASSERT_TRUE(event11.has_frame_end());
+    const auto& actualSurfaceFrameEnd2 = event11.frame_end();
+    validateTraceEvent(actualSurfaceFrameEnd2, protoPresentedSurfaceFrameActualEnd);
+}
+
+TEST_F(FrameTimelineTest, traceSurfaceFrame_predictionExpiredDoesNotTraceExpectedTimeline) {
+    auto tracingSession = getTracingSessionForTest();
+    auto presentFence1 = fenceFactory.createFenceTimeForTest(Fence::NO_FENCE);
+
+    tracingSession->StartBlocking();
+    constexpr nsecs_t appStartTime =
+            std::chrono::duration_cast<std::chrono::nanoseconds>(10ms).count();
+    constexpr nsecs_t appEndTime =
+            std::chrono::duration_cast<std::chrono::nanoseconds>(20ms).count();
+    constexpr nsecs_t appPresentTime =
+            std::chrono::duration_cast<std::chrono::nanoseconds>(30ms).count();
+    int64_t surfaceFrameToken =
+            mTokenManager->generateTokenForPredictions({appStartTime, appEndTime, appPresentTime});
+
+    // Flush the token so that it would expire
+    flushTokens(systemTime() + maxTokenRetentionTime);
+    auto surfaceFrame1 =
+            mFrameTimeline->createSurfaceFrameForToken({surfaceFrameToken, /*inputEventId*/ 0},
+                                                       sPidOne, sUidOne, sLayerIdOne, sLayerNameOne,
+                                                       sLayerNameOne);
+    surfaceFrame1->setActualQueueTime(appEndTime);
+    surfaceFrame1->setAcquireFenceTime(appEndTime);
+
+    constexpr nsecs_t sfStartTime =
+            std::chrono::duration_cast<std::chrono::nanoseconds>(20ms).count();
+    constexpr nsecs_t sfEndTime =
+            std::chrono::duration_cast<std::chrono::nanoseconds>(30ms).count();
+    constexpr nsecs_t sfPresentTime =
+            std::chrono::duration_cast<std::chrono::nanoseconds>(30ms).count();
+    int64_t displayFrameToken =
+            mTokenManager->generateTokenForPredictions({sfStartTime, sfEndTime, sfPresentTime});
+
+    // First 2 cookies will be used by the DisplayFrame
+    int64_t traceCookie = snoopCurrentTraceCookie() + 2;
+
+    auto protoActualSurfaceFrameStart =
+            createProtoActualSurfaceFrameStart(traceCookie + 1, surfaceFrameToken,
+                                               displayFrameToken, sPidOne, sLayerNameOne,
+                                               FrameTimelineEvent::PRESENT_UNSPECIFIED, false,
+                                               false, FrameTimelineEvent::JANK_UNKNOWN);
+    auto protoActualSurfaceFrameEnd = createProtoFrameEnd(traceCookie + 1);
+
+    // Set up the display frame
+    mFrameTimeline->setSfWakeUp(displayFrameToken, sfStartTime, Fps::fromPeriodNsecs(11));
+    surfaceFrame1->setPresentState(SurfaceFrame::PresentState::Presented);
+    mFrameTimeline->addSurfaceFrame(surfaceFrame1);
+    mFrameTimeline->setSfPresent(sfEndTime, presentFence1);
+    presentFence1->signalForTest(sfPresentTime);
+
+    addEmptyDisplayFrame();
+    flushTrace();
+    tracingSession->StopBlocking();
+
+    auto packets = readFrameTimelinePacketsBlocking(tracingSession.get());
+    // Display Frame 4 packets + SurfaceFrame 2 packets
+    ASSERT_EQ(packets.size(), 6u);
+
+    // Packet - 4 : ActualSurfaceFrameStart
+    const auto& packet4 = packets[4];
+    ASSERT_TRUE(packet4.has_timestamp());
+    EXPECT_EQ(packet4.timestamp(),
+              static_cast<uint64_t>(appEndTime - SurfaceFrame::kPredictionExpiredStartTimeDelta));
+    ASSERT_TRUE(packet4.has_frame_timeline_event());
+
+    const auto& event4 = packet4.frame_timeline_event();
+    ASSERT_TRUE(event4.has_actual_surface_frame_start());
+    const auto& actualSurfaceFrameStart = event4.actual_surface_frame_start();
+    validateTraceEvent(actualSurfaceFrameStart, protoActualSurfaceFrameStart);
+
+    // Packet - 5 : FrameEnd (ActualSurfaceFrame)
+    const auto& packet5 = packets[5];
+    ASSERT_TRUE(packet5.has_timestamp());
+    EXPECT_EQ(packet5.timestamp(), static_cast<uint64_t>(appEndTime));
+    ASSERT_TRUE(packet5.has_frame_timeline_event());
+
+    const auto& event5 = packet5.frame_timeline_event();
+    ASSERT_TRUE(event5.has_frame_end());
+    const auto& actualSurfaceFrameEnd = event5.frame_end();
     validateTraceEvent(actualSurfaceFrameEnd, protoActualSurfaceFrameEnd);
 }
 
@@ -1001,7 +1264,8 @@
     int64_t sfToken1 = mTokenManager->generateTokenForPredictions({22, 26, 30});
     auto surfaceFrame =
             mFrameTimeline->createSurfaceFrameForToken({surfaceFrameToken, sInputEventId}, sPidOne,
-                                                       sUidOne, sLayerNameOne, sLayerNameOne);
+                                                       sUidOne, sLayerIdOne, sLayerNameOne,
+                                                       sLayerNameOne);
     mFrameTimeline->setSfWakeUp(sfToken1, 22, Fps::fromPeriodNsecs(11));
     surfaceFrame->setPresentState(SurfaceFrame::PresentState::Presented);
     mFrameTimeline->addSurfaceFrame(surfaceFrame);
@@ -1156,7 +1420,8 @@
     int64_t surfaceFrameToken2 = mTokenManager->generateTokenForPredictions({25, 36, 70});
     auto surfaceFrame1 =
             mFrameTimeline->createSurfaceFrameForToken({surfaceFrameToken1, sInputEventId}, sPidOne,
-                                                       sUidOne, sLayerNameOne, sLayerNameOne);
+                                                       sUidOne, sLayerIdOne, sLayerNameOne,
+                                                       sLayerNameOne);
     surfaceFrame1->setAcquireFenceTime(16);
     mFrameTimeline->setSfWakeUp(sfToken1, 22, Fps::fromPeriodNsecs(11));
     surfaceFrame1->setPresentState(SurfaceFrame::PresentState::Presented);
@@ -1175,7 +1440,8 @@
     auto presentFence2 = fenceFactory.createFenceTimeForTest(Fence::NO_FENCE);
     auto surfaceFrame2 =
             mFrameTimeline->createSurfaceFrameForToken({surfaceFrameToken2, sInputEventId}, sPidOne,
-                                                       sUidOne, sLayerNameOne, sLayerNameOne);
+                                                       sUidOne, sLayerIdOne, sLayerNameOne,
+                                                       sLayerNameOne);
     surfaceFrame2->setAcquireFenceTime(36);
     mFrameTimeline->setSfWakeUp(sfToken2, 52, Fps::fromPeriodNsecs(11));
     surfaceFrame2->setPresentState(SurfaceFrame::PresentState::Presented);
@@ -1234,7 +1500,8 @@
     int64_t surfaceFrameToken2 = mTokenManager->generateTokenForPredictions({25, 36, 70});
     auto surfaceFrame1 =
             mFrameTimeline->createSurfaceFrameForToken({surfaceFrameToken1, sInputEventId}, sPidOne,
-                                                       sUidOne, sLayerNameOne, sLayerNameOne);
+                                                       sUidOne, sLayerIdOne, sLayerNameOne,
+                                                       sLayerNameOne);
     surfaceFrame1->setAcquireFenceTime(16);
     mFrameTimeline->setSfWakeUp(sfToken1, 22, Fps::fromPeriodNsecs(11));
     surfaceFrame1->setPresentState(SurfaceFrame::PresentState::Presented);
@@ -1253,7 +1520,8 @@
     auto presentFence2 = fenceFactory.createFenceTimeForTest(Fence::NO_FENCE);
     auto surfaceFrame2 =
             mFrameTimeline->createSurfaceFrameForToken({surfaceFrameToken2, sInputEventId}, sPidOne,
-                                                       sUidOne, sLayerNameOne, sLayerNameOne);
+                                                       sUidOne, sLayerIdOne, sLayerNameOne,
+                                                       sLayerNameOne);
     surfaceFrame2->setAcquireFenceTime(36);
     mFrameTimeline->setSfWakeUp(sfToken2, 52, Fps::fromPeriodNsecs(11));
     surfaceFrame2->setPresentState(SurfaceFrame::PresentState::Presented);
@@ -1311,7 +1579,8 @@
     int64_t surfaceFrameToken1 = mTokenManager->generateTokenForPredictions({5, 26, 60});
     auto surfaceFrame1 =
             mFrameTimeline->createSurfaceFrameForToken({surfaceFrameToken1, sInputEventId}, sPidOne,
-                                                       sUidOne, sLayerNameOne, sLayerNameOne);
+                                                       sUidOne, sLayerIdOne, sLayerNameOne,
+                                                       sLayerNameOne);
     surfaceFrame1->setAcquireFenceTime(40);
     mFrameTimeline->setSfWakeUp(sfToken1, 42, Fps::fromPeriodNsecs(11));
     surfaceFrame1->setPresentState(SurfaceFrame::PresentState::Presented);
@@ -1354,7 +1623,8 @@
     int64_t surfaceFrameToken2 = mTokenManager->generateTokenForPredictions({25, 36, 50});
     auto surfaceFrame1 =
             mFrameTimeline->createSurfaceFrameForToken({surfaceFrameToken1, sInputEventId}, sPidOne,
-                                                       sUidOne, sLayerNameOne, sLayerNameOne);
+                                                       sUidOne, sLayerIdOne, sLayerNameOne,
+                                                       sLayerNameOne);
     surfaceFrame1->setAcquireFenceTime(26);
     mFrameTimeline->setSfWakeUp(sfToken1, 32, Fps::fromPeriodNsecs(11));
     surfaceFrame1->setPresentState(SurfaceFrame::PresentState::Presented);
@@ -1373,7 +1643,8 @@
     auto presentFence2 = fenceFactory.createFenceTimeForTest(Fence::NO_FENCE);
     auto surfaceFrame2 =
             mFrameTimeline->createSurfaceFrameForToken({surfaceFrameToken2, sInputEventId}, sPidOne,
-                                                       sUidOne, sLayerNameOne, sLayerNameOne);
+                                                       sUidOne, sLayerIdOne, sLayerNameOne,
+                                                       sLayerNameOne);
     surfaceFrame2->setAcquireFenceTime(40);
     mFrameTimeline->setSfWakeUp(sfToken2, 43, Fps::fromPeriodNsecs(11));
     surfaceFrame2->setPresentState(SurfaceFrame::PresentState::Presented);
@@ -1426,7 +1697,8 @@
     int64_t sfToken2 = mTokenManager->generateTokenForPredictions({112, 116, 120});
     auto surfaceFrame1 =
             mFrameTimeline->createSurfaceFrameForToken({surfaceFrameToken1, sInputEventId}, sPidOne,
-                                                       sUidOne, sLayerNameOne, sLayerNameOne);
+                                                       sUidOne, sLayerIdOne, sLayerNameOne,
+                                                       sLayerNameOne);
     surfaceFrame1->setAcquireFenceTime(50);
     mFrameTimeline->setSfWakeUp(sfToken1, 52, Fps::fromPeriodNsecs(30));
     surfaceFrame1->setPresentState(SurfaceFrame::PresentState::Presented);
@@ -1445,7 +1717,8 @@
     auto presentFence2 = fenceFactory.createFenceTimeForTest(Fence::NO_FENCE);
     auto surfaceFrame2 =
             mFrameTimeline->createSurfaceFrameForToken({surfaceFrameToken2, sInputEventId}, sPidOne,
-                                                       sUidOne, sLayerNameOne, sLayerNameOne);
+                                                       sUidOne, sLayerIdOne, sLayerNameOne,
+                                                       sLayerNameOne);
     surfaceFrame2->setAcquireFenceTime(84);
     mFrameTimeline->setSfWakeUp(sfToken2, 112, Fps::fromPeriodNsecs(30));
     surfaceFrame2->setPresentState(SurfaceFrame::PresentState::Presented, 54);
@@ -1490,4 +1763,151 @@
     EXPECT_EQ(presentedSurfaceFrame2.getJankType(),
               JankType::AppDeadlineMissed | JankType::BufferStuffing);
 }
+
+TEST_F(FrameTimelineTest, computeFps_noLayerIds_returnsZero) {
+    EXPECT_EQ(mFrameTimeline->computeFps({}), 0.0f);
+}
+
+TEST_F(FrameTimelineTest, computeFps_singleDisplayFrame_returnsZero) {
+    const auto oneHundredMs = std::chrono::duration_cast<std::chrono::nanoseconds>(100ms).count();
+
+    auto surfaceFrame1 =
+            mFrameTimeline->createSurfaceFrameForToken(FrameTimelineInfo(), sPidOne, sUidOne,
+                                                       sLayerIdOne, sLayerNameOne, sLayerNameOne);
+    auto presentFence1 = fenceFactory.createFenceTimeForTest(Fence::NO_FENCE);
+    surfaceFrame1->setPresentState(SurfaceFrame::PresentState::Presented);
+    mFrameTimeline->addSurfaceFrame(surfaceFrame1);
+    presentFence1->signalForTest(oneHundredMs);
+    mFrameTimeline->setSfPresent(oneHundredMs, presentFence1);
+
+    EXPECT_EQ(mFrameTimeline->computeFps({sLayerIdOne}), 0.0f);
+}
+
+TEST_F(FrameTimelineTest, computeFps_twoDisplayFrames_oneLayer) {
+    const auto oneHundredMs = std::chrono::duration_cast<std::chrono::nanoseconds>(100ms).count();
+    const auto twoHundredMs = std::chrono::duration_cast<std::chrono::nanoseconds>(200ms).count();
+    auto surfaceFrame1 =
+            mFrameTimeline->createSurfaceFrameForToken(FrameTimelineInfo(), sPidOne, sUidOne,
+                                                       sLayerIdOne, sLayerNameOne, sLayerNameOne);
+    auto presentFence1 = fenceFactory.createFenceTimeForTest(Fence::NO_FENCE);
+    surfaceFrame1->setPresentState(SurfaceFrame::PresentState::Presented);
+    mFrameTimeline->addSurfaceFrame(surfaceFrame1);
+    presentFence1->signalForTest(oneHundredMs);
+    mFrameTimeline->setSfPresent(oneHundredMs, presentFence1);
+
+    auto surfaceFrame2 =
+            mFrameTimeline->createSurfaceFrameForToken(FrameTimelineInfo(), sPidOne, sUidOne,
+                                                       sLayerIdOne, sLayerNameOne, sLayerNameOne);
+    auto presentFence2 = fenceFactory.createFenceTimeForTest(Fence::NO_FENCE);
+    surfaceFrame2->setPresentState(SurfaceFrame::PresentState::Presented);
+    mFrameTimeline->addSurfaceFrame(surfaceFrame2);
+    presentFence2->signalForTest(twoHundredMs);
+    mFrameTimeline->setSfPresent(twoHundredMs, presentFence2);
+
+    EXPECT_EQ(mFrameTimeline->computeFps({sLayerIdOne}), 10.0);
+}
+
+TEST_F(FrameTimelineTest, computeFps_twoDisplayFrames_twoLayers) {
+    const auto oneHundredMs = std::chrono::duration_cast<std::chrono::nanoseconds>(100ms).count();
+    const auto twoHundredMs = std::chrono::duration_cast<std::chrono::nanoseconds>(200ms).count();
+    auto surfaceFrame1 =
+            mFrameTimeline->createSurfaceFrameForToken(FrameTimelineInfo(), sPidOne, sUidOne,
+                                                       sLayerIdOne, sLayerNameOne, sLayerNameOne);
+    auto presentFence1 = fenceFactory.createFenceTimeForTest(Fence::NO_FENCE);
+    surfaceFrame1->setPresentState(SurfaceFrame::PresentState::Presented);
+    mFrameTimeline->addSurfaceFrame(surfaceFrame1);
+    presentFence1->signalForTest(oneHundredMs);
+    mFrameTimeline->setSfPresent(oneHundredMs, presentFence1);
+
+    auto surfaceFrame2 =
+            mFrameTimeline->createSurfaceFrameForToken(FrameTimelineInfo(), sPidOne, sUidOne,
+                                                       sLayerIdTwo, sLayerNameTwo, sLayerNameTwo);
+    auto presentFence2 = fenceFactory.createFenceTimeForTest(Fence::NO_FENCE);
+    surfaceFrame2->setPresentState(SurfaceFrame::PresentState::Presented);
+    mFrameTimeline->addSurfaceFrame(surfaceFrame2);
+    presentFence2->signalForTest(twoHundredMs);
+    mFrameTimeline->setSfPresent(twoHundredMs, presentFence2);
+
+    EXPECT_EQ(mFrameTimeline->computeFps({sLayerIdOne, sLayerIdTwo}), 10.0f);
+}
+
+TEST_F(FrameTimelineTest, computeFps_filtersOutLayers) {
+    const auto oneHundredMs = std::chrono::duration_cast<std::chrono::nanoseconds>(100ms).count();
+    const auto twoHundredMs = std::chrono::duration_cast<std::chrono::nanoseconds>(200ms).count();
+    auto surfaceFrame1 =
+            mFrameTimeline->createSurfaceFrameForToken(FrameTimelineInfo(), sPidOne, sUidOne,
+                                                       sLayerIdOne, sLayerNameOne, sLayerNameOne);
+    auto presentFence1 = fenceFactory.createFenceTimeForTest(Fence::NO_FENCE);
+    surfaceFrame1->setPresentState(SurfaceFrame::PresentState::Presented);
+    mFrameTimeline->addSurfaceFrame(surfaceFrame1);
+    presentFence1->signalForTest(oneHundredMs);
+    mFrameTimeline->setSfPresent(oneHundredMs, presentFence1);
+
+    auto surfaceFrame2 =
+            mFrameTimeline->createSurfaceFrameForToken(FrameTimelineInfo(), sPidOne, sUidOne,
+                                                       sLayerIdTwo, sLayerNameTwo, sLayerNameTwo);
+    auto presentFence2 = fenceFactory.createFenceTimeForTest(Fence::NO_FENCE);
+    surfaceFrame2->setPresentState(SurfaceFrame::PresentState::Presented);
+    mFrameTimeline->addSurfaceFrame(surfaceFrame2);
+    presentFence2->signalForTest(twoHundredMs);
+    mFrameTimeline->setSfPresent(twoHundredMs, presentFence2);
+
+    EXPECT_EQ(mFrameTimeline->computeFps({sLayerIdOne}), 0.0f);
+}
+
+TEST_F(FrameTimelineTest, computeFps_averagesOverMultipleFrames) {
+    const auto oneHundredMs = std::chrono::duration_cast<std::chrono::nanoseconds>(100ms).count();
+    const auto twoHundredMs = std::chrono::duration_cast<std::chrono::nanoseconds>(200ms).count();
+    const auto threeHundredMs = std::chrono::duration_cast<std::chrono::nanoseconds>(300ms).count();
+    const auto fiveHundredMs = std::chrono::duration_cast<std::chrono::nanoseconds>(500ms).count();
+    const auto sixHundredMs = std::chrono::duration_cast<std::chrono::nanoseconds>(600ms).count();
+    auto surfaceFrame1 =
+            mFrameTimeline->createSurfaceFrameForToken(FrameTimelineInfo(), sPidOne, sUidOne,
+                                                       sLayerIdOne, sLayerNameOne, sLayerNameOne);
+    auto presentFence1 = fenceFactory.createFenceTimeForTest(Fence::NO_FENCE);
+    surfaceFrame1->setPresentState(SurfaceFrame::PresentState::Presented);
+    mFrameTimeline->addSurfaceFrame(surfaceFrame1);
+    presentFence1->signalForTest(oneHundredMs);
+    mFrameTimeline->setSfPresent(oneHundredMs, presentFence1);
+
+    auto surfaceFrame2 =
+            mFrameTimeline->createSurfaceFrameForToken(FrameTimelineInfo(), sPidOne, sUidOne,
+                                                       sLayerIdOne, sLayerNameOne, sLayerNameOne);
+    auto presentFence2 = fenceFactory.createFenceTimeForTest(Fence::NO_FENCE);
+    surfaceFrame2->setPresentState(SurfaceFrame::PresentState::Presented);
+    mFrameTimeline->addSurfaceFrame(surfaceFrame2);
+    presentFence2->signalForTest(twoHundredMs);
+    mFrameTimeline->setSfPresent(twoHundredMs, presentFence2);
+
+    auto surfaceFrame3 =
+            mFrameTimeline->createSurfaceFrameForToken(FrameTimelineInfo(), sPidOne, sUidOne,
+                                                       sLayerIdTwo, sLayerNameTwo, sLayerNameTwo);
+    auto presentFence3 = fenceFactory.createFenceTimeForTest(Fence::NO_FENCE);
+    surfaceFrame3->setPresentState(SurfaceFrame::PresentState::Presented);
+    mFrameTimeline->addSurfaceFrame(surfaceFrame3);
+    presentFence3->signalForTest(threeHundredMs);
+    mFrameTimeline->setSfPresent(threeHundredMs, presentFence3);
+
+    auto surfaceFrame4 =
+            mFrameTimeline->createSurfaceFrameForToken(FrameTimelineInfo(), sPidOne, sUidOne,
+                                                       sLayerIdOne, sLayerNameOne, sLayerNameOne);
+    auto presentFence4 = fenceFactory.createFenceTimeForTest(Fence::NO_FENCE);
+    surfaceFrame4->setPresentState(SurfaceFrame::PresentState::Presented);
+    mFrameTimeline->addSurfaceFrame(surfaceFrame4);
+    presentFence4->signalForTest(fiveHundredMs);
+    mFrameTimeline->setSfPresent(fiveHundredMs, presentFence4);
+
+    auto surfaceFrame5 =
+            mFrameTimeline->createSurfaceFrameForToken(FrameTimelineInfo(), sPidOne, sUidOne,
+                                                       sLayerIdOne, sLayerNameOne, sLayerNameOne);
+    auto presentFence5 = fenceFactory.createFenceTimeForTest(Fence::NO_FENCE);
+    // Dropped frames will be excluded from fps computation
+    surfaceFrame5->setPresentState(SurfaceFrame::PresentState::Dropped);
+    mFrameTimeline->addSurfaceFrame(surfaceFrame5);
+    presentFence5->signalForTest(sixHundredMs);
+    mFrameTimeline->setSfPresent(sixHundredMs, presentFence5);
+
+    EXPECT_EQ(mFrameTimeline->computeFps({sLayerIdOne}), 5.0f);
+}
+
 } // namespace android::frametimeline
diff --git a/services/surfaceflinger/tests/unittests/RefreshRateConfigsTest.cpp b/services/surfaceflinger/tests/unittests/RefreshRateConfigsTest.cpp
index 376995f..06f2036 100644
--- a/services/surfaceflinger/tests/unittests/RefreshRateConfigsTest.cpp
+++ b/services/surfaceflinger/tests/unittests/RefreshRateConfigsTest.cpp
@@ -1792,6 +1792,26 @@
     ASSERT_TRUE(frameRateOverrides.empty());
 }
 
+TEST_F(RefreshRateConfigsTest, updateDisplayModes) {
+    auto refreshRateConfigs =
+            std::make_unique<RefreshRateConfigs>(m30_60_72_90_120Device,
+                                                 /*currentConfigId=*/HWC_CONFIG_ID_30);
+    refreshRateConfigs->setDisplayManagerPolicy({DisplayModeId(HWC_CONFIG_ID_30),
+                                                 /* allowGroupSwitching */ false,
+                                                 /* range */ {Fps(30.0f), Fps(30.0f)}});
+
+    refreshRateConfigs->updateDisplayModes(m60_90Device, HWC_CONFIG_ID_60);
+
+    const auto currentRefreshRate = refreshRateConfigs->getCurrentRefreshRate();
+    EXPECT_TRUE(currentRefreshRate.getFps().equalsWithMargin(Fps(60.0)));
+    EXPECT_EQ(currentRefreshRate.getModeId(), HWC_CONFIG_ID_60);
+
+    EXPECT_TRUE(
+            getMaxSupportedRefreshRate(*refreshRateConfigs).getFps().equalsWithMargin(Fps(90.0)));
+    EXPECT_TRUE(
+            getMinSupportedRefreshRate(*refreshRateConfigs).getFps().equalsWithMargin(Fps(60.0)));
+}
+
 } // namespace
 } // namespace scheduler
 } // namespace android
diff --git a/services/surfaceflinger/tests/unittests/SetFrameRateTest.cpp b/services/surfaceflinger/tests/unittests/SetFrameRateTest.cpp
index a6d07d0..5c8c2d8 100644
--- a/services/surfaceflinger/tests/unittests/SetFrameRateTest.cpp
+++ b/services/surfaceflinger/tests/unittests/SetFrameRateTest.cpp
@@ -81,7 +81,7 @@
     std::string name() override { return "BufferStateLayer"; }
     sp<Layer> createLayer(TestableSurfaceFlinger& flinger) override {
         sp<Client> client;
-        LayerCreationArgs args(flinger.flinger(), client, "buffer-queue-layer", WIDTH, HEIGHT,
+        LayerCreationArgs args(flinger.flinger(), client, "buffer-state-layer", WIDTH, HEIGHT,
                                LAYER_FLAGS, LayerMetadata());
         return new BufferStateLayer(args);
     }
@@ -188,7 +188,8 @@
             .WillRepeatedly(Return(FakeHwcDisplayInjector::DEFAULT_VSYNC_PERIOD));
     EXPECT_CALL(*vsyncTracker, nextAnticipatedVSyncTimeFrom(_)).WillRepeatedly(Return(0));
     mFlinger.setupScheduler(std::move(vsyncController), std::move(vsyncTracker),
-                            std::move(eventThread), std::move(sfEventThread));
+                            std::move(eventThread), std::move(sfEventThread), /*callback*/ nullptr,
+                            /*hasMultipleModes*/ true);
 }
 
 void SetFrameRateTest::setupComposer(uint32_t virtualDisplayCount) {
@@ -488,5 +489,28 @@
     EXPECT_FALSE(ValidateFrameRate(60.0f, ANATIVEWINDOW_FRAME_RATE_EXACT, ""));
 }
 
+TEST_P(SetFrameRateTest, SetOnParentActivatesTree) {
+    const auto& layerFactory = GetParam();
+
+    auto parent = mLayers.emplace_back(layerFactory->createLayer(mFlinger));
+    if (!parent->isVisible()) {
+        // This is a hack as all the test layers except EffectLayer are not visible,
+        // but since the logic is unified in Layer, it should be fine.
+        return;
+    }
+
+    auto child = mLayers.emplace_back(layerFactory->createLayer(mFlinger));
+    addChild(parent, child);
+
+    parent->setFrameRate(FRAME_RATE_VOTE1);
+    commitTransaction();
+
+    const auto layerHistorySummary =
+            mFlinger.mutableScheduler().mutableLayerHistory()->summarize(0);
+    ASSERT_EQ(2u, layerHistorySummary.size());
+    EXPECT_TRUE(FRAME_RATE_VOTE1.rate.equalsWithMargin(layerHistorySummary[0].desiredRefreshRate));
+    EXPECT_TRUE(FRAME_RATE_VOTE1.rate.equalsWithMargin(layerHistorySummary[1].desiredRefreshRate));
+}
+
 } // namespace
 } // namespace android
diff --git a/services/surfaceflinger/tests/unittests/TestableSurfaceFlinger.h b/services/surfaceflinger/tests/unittests/TestableSurfaceFlinger.h
index dee13d6..63baf7d 100644
--- a/services/surfaceflinger/tests/unittests/TestableSurfaceFlinger.h
+++ b/services/surfaceflinger/tests/unittests/TestableSurfaceFlinger.h
@@ -246,6 +246,8 @@
 
     void resetScheduler(Scheduler* scheduler) { mFlinger->mScheduler.reset(scheduler); }
 
+    TestableScheduler& mutableScheduler() const { return *mScheduler; }
+
     using CreateBufferQueueFunction = surfaceflinger::test::Factory::CreateBufferQueueFunction;
     void setCreateBufferQueueFunction(CreateBufferQueueFunction f) {
         mFactory.mCreateBufferQueue = f;
@@ -634,7 +636,7 @@
     public:
         FakeDisplayDeviceInjector(TestableSurfaceFlinger& flinger,
                                   std::shared_ptr<compositionengine::Display> compositionDisplay,
-                                  std::optional<DisplayConnectionType> connectionType,
+                                  std::optional<ui::DisplayConnectionType> connectionType,
                                   std::optional<hal::HWDisplayId> hwcDisplayId, bool isPrimary)
               : mFlinger(flinger),
                 mCreationArgs(flinger.mFlinger.get(), flinger.mFlinger->getHwComposer(),
diff --git a/services/surfaceflinger/tests/unittests/TimeStatsTest.cpp b/services/surfaceflinger/tests/unittests/TimeStatsTest.cpp
index 35c32ec..e903664 100644
--- a/services/surfaceflinger/tests/unittests/TimeStatsTest.cpp
+++ b/services/surfaceflinger/tests/unittests/TimeStatsTest.cpp
@@ -375,6 +375,13 @@
     mTimeStats->incrementJankyFrames({kRefreshRate0, kRenderRate0, UID_0, genLayerName(LAYER_ID_0),
                                       JankType::AppDeadlineMissed, 1, 2, 3});
     mTimeStats->incrementJankyFrames({kRefreshRate0, kRenderRate0, UID_0, genLayerName(LAYER_ID_0),
+                                      JankType::SurfaceFlingerScheduling, 1, 2, 3});
+    mTimeStats->incrementJankyFrames({kRefreshRate0, kRenderRate0, UID_0, genLayerName(LAYER_ID_0),
+                                      JankType::PredictionError, 1, 2, 3});
+    mTimeStats->incrementJankyFrames({kRefreshRate0, kRenderRate0, UID_0, genLayerName(LAYER_ID_0),
+                                      JankType::AppDeadlineMissed | JankType::BufferStuffing, 1, 2,
+                                      3});
+    mTimeStats->incrementJankyFrames({kRefreshRate0, kRenderRate0, UID_0, genLayerName(LAYER_ID_0),
                                       JankType::None, 1, 2, 3});
 
     const std::string result(inputCommand(InputCommand::DUMP_ALL, FMT_STRING));
@@ -383,17 +390,23 @@
     EXPECT_THAT(result, HasSubstr(expectedResult));
     expectedResult = "renderRate = " + std::to_string(RENDER_RATE_BUCKET_0) + " fps";
     EXPECT_THAT(result, HasSubstr(expectedResult));
-    expectedResult = "totalTimelineFrames = " + std::to_string(5);
+    expectedResult = "totalTimelineFrames = " + std::to_string(8);
     EXPECT_THAT(result, HasSubstr(expectedResult));
-    expectedResult = "jankyFrames = " + std::to_string(4);
+    expectedResult = "jankyFrames = " + std::to_string(7);
     EXPECT_THAT(result, HasSubstr(expectedResult));
     expectedResult = "sfLongCpuJankyFrames = " + std::to_string(1);
     EXPECT_THAT(result, HasSubstr(expectedResult));
     expectedResult = "sfLongGpuJankyFrames = " + std::to_string(1);
     EXPECT_THAT(result, HasSubstr(expectedResult));
-    expectedResult = "sfUnattributedJankyFrame = " + std::to_string(1);
+    expectedResult = "sfUnattributedJankyFrames = " + std::to_string(1);
     EXPECT_THAT(result, HasSubstr(expectedResult));
-    expectedResult = "appUnattributedJankyFrame = " + std::to_string(1);
+    expectedResult = "appUnattributedJankyFrames = " + std::to_string(2);
+    EXPECT_THAT(result, HasSubstr(expectedResult));
+    expectedResult = "sfSchedulingJankyFrames = " + std::to_string(1);
+    EXPECT_THAT(result, HasSubstr(expectedResult));
+    expectedResult = "sfPredictionErrorJankyFrames = " + std::to_string(1);
+    EXPECT_THAT(result, HasSubstr(expectedResult));
+    expectedResult = "appBufferStuffingJankyFrames = " + std::to_string(1);
     EXPECT_THAT(result, HasSubstr(expectedResult));
 }
 
@@ -445,14 +458,10 @@
 TEST_F(TimeStatsTest, canAverageFrameDuration) {
     EXPECT_TRUE(inputCommand(InputCommand::ENABLE, FMT_STRING).empty());
     mTimeStats->setPowerMode(PowerMode::ON);
-    mTimeStats
-            ->recordFrameDuration(std::chrono::duration_cast<std::chrono::nanoseconds>(1ms).count(),
-                                  std::chrono::duration_cast<std::chrono::nanoseconds>(6ms)
-                                          .count());
-    mTimeStats
-            ->recordFrameDuration(std::chrono::duration_cast<std::chrono::nanoseconds>(1ms).count(),
-                                  std::chrono::duration_cast<std::chrono::nanoseconds>(16ms)
-                                          .count());
+    mTimeStats->recordFrameDuration(std::chrono::nanoseconds(1ms).count(),
+                                    std::chrono::nanoseconds(6ms).count());
+    mTimeStats->recordFrameDuration(std::chrono::nanoseconds(1ms).count(),
+                                    std::chrono::nanoseconds(16ms).count());
 
     const std::string result(inputCommand(InputCommand::DUMP_ALL, FMT_STRING));
     EXPECT_THAT(result, HasSubstr("averageFrameDuration = 10.000 ms"));
@@ -460,22 +469,19 @@
 
 TEST_F(TimeStatsTest, canAverageRenderEngineTimings) {
     EXPECT_TRUE(inputCommand(InputCommand::ENABLE, FMT_STRING).empty());
-    mTimeStats->recordRenderEngineDuration(std::chrono::duration_cast<std::chrono::nanoseconds>(1ms)
-                                                   .count(),
+    mTimeStats->recordRenderEngineDuration(std::chrono::nanoseconds(1ms).count(),
                                            std::make_shared<FenceTime>(
                                                    std::chrono::duration_cast<
                                                            std::chrono::nanoseconds>(3ms)
                                                            .count()));
 
-    mTimeStats->recordRenderEngineDuration(std::chrono::duration_cast<std::chrono::nanoseconds>(4ms)
-                                                   .count(),
-                                           std::chrono::duration_cast<std::chrono::nanoseconds>(8ms)
-                                                   .count());
+    mTimeStats->recordRenderEngineDuration(std::chrono::nanoseconds(4ms).count(),
+                                           std::chrono::nanoseconds(8ms).count());
 
     // 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()));
+    mTimeStats->setPresentFenceGlobal(
+            std::make_shared<FenceTime>(std::chrono::nanoseconds(1ms).count()));
 
     const std::string result(inputCommand(InputCommand::DUMP_ALL, FMT_STRING));
     EXPECT_THAT(result, HasSubstr("averageRenderEngineTiming = 3.000 ms"));
@@ -514,15 +520,11 @@
     EXPECT_TRUE(inputCommand(InputCommand::ENABLE, FMT_STRING).empty());
 
     mTimeStats->setPowerMode(PowerMode::OFF);
-    mTimeStats
-            ->recordFrameDuration(std::chrono::duration_cast<std::chrono::nanoseconds>(1ms).count(),
-                                  std::chrono::duration_cast<std::chrono::nanoseconds>(5ms)
-                                          .count());
+    mTimeStats->recordFrameDuration(std::chrono::nanoseconds(1ms).count(),
+                                    std::chrono::nanoseconds(5ms).count());
     mTimeStats->setPowerMode(PowerMode::ON);
-    mTimeStats
-            ->recordFrameDuration(std::chrono::duration_cast<std::chrono::nanoseconds>(3ms).count(),
-                                  std::chrono::duration_cast<std::chrono::nanoseconds>(6ms)
-                                          .count());
+    mTimeStats->recordFrameDuration(std::chrono::nanoseconds(3ms).count(),
+                                    std::chrono::nanoseconds(6ms).count());
 
     SFTimeStatsGlobalProto globalProto;
     ASSERT_TRUE(globalProto.ParseFromString(inputCommand(InputCommand::DUMP_ALL, FMT_PROTO)));
@@ -536,17 +538,14 @@
 TEST_F(TimeStatsTest, canInsertGlobalRenderEngineTiming) {
     EXPECT_TRUE(inputCommand(InputCommand::ENABLE, FMT_STRING).empty());
 
-    mTimeStats->recordRenderEngineDuration(std::chrono::duration_cast<std::chrono::nanoseconds>(1ms)
-                                                   .count(),
+    mTimeStats->recordRenderEngineDuration(std::chrono::nanoseconds(1ms).count(),
                                            std::make_shared<FenceTime>(
                                                    std::chrono::duration_cast<
                                                            std::chrono::nanoseconds>(3ms)
                                                            .count()));
 
-    mTimeStats->recordRenderEngineDuration(std::chrono::duration_cast<std::chrono::nanoseconds>(4ms)
-                                                   .count(),
-                                           std::chrono::duration_cast<std::chrono::nanoseconds>(6ms)
-                                                   .count());
+    mTimeStats->recordRenderEngineDuration(std::chrono::nanoseconds(4ms).count(),
+                                           std::chrono::nanoseconds(6ms).count());
 
     // First verify that flushing RenderEngine durations did not occur yet.
     SFTimeStatsGlobalProto preFlushProto;
@@ -555,8 +554,8 @@
 
     // 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()));
+    mTimeStats->setPresentFenceGlobal(
+            std::make_shared<FenceTime>(std::chrono::nanoseconds(1ms).count()));
 
     // Now we can verify that RenderEngine durations were flushed now.
     SFTimeStatsGlobalProto postFlushProto;
@@ -791,14 +790,10 @@
     ASSERT_NO_FATAL_FAILURE(mTimeStats->incrementClientCompositionFrames());
     ASSERT_NO_FATAL_FAILURE(mTimeStats->setPowerMode(PowerMode::ON));
 
-    mTimeStats
-            ->recordFrameDuration(std::chrono::duration_cast<std::chrono::nanoseconds>(3ms).count(),
-                                  std::chrono::duration_cast<std::chrono::nanoseconds>(6ms)
-                                          .count());
-    mTimeStats->recordRenderEngineDuration(std::chrono::duration_cast<std::chrono::nanoseconds>(4ms)
-                                                   .count(),
-                                           std::chrono::duration_cast<std::chrono::nanoseconds>(6ms)
-                                                   .count());
+    mTimeStats->recordFrameDuration(std::chrono::nanoseconds(3ms).count(),
+                                    std::chrono::nanoseconds(6ms).count());
+    mTimeStats->recordRenderEngineDuration(std::chrono::nanoseconds(4ms).count(),
+                                           std::chrono::nanoseconds(6ms).count());
     ASSERT_NO_FATAL_FAILURE(
             mTimeStats->setPresentFenceGlobal(std::make_shared<FenceTime>(1000000)));
     ASSERT_NO_FATAL_FAILURE(
@@ -827,16 +822,12 @@
     ASSERT_NO_FATAL_FAILURE(mTimeStats->incrementRefreshRateSwitches());
     ASSERT_NO_FATAL_FAILURE(mTimeStats->incrementCompositionStrategyChanges());
     mTimeStats->setPowerMode(PowerMode::ON);
-    mTimeStats
-            ->recordFrameDuration(std::chrono::duration_cast<std::chrono::nanoseconds>(1ms).count(),
-                                  std::chrono::duration_cast<std::chrono::nanoseconds>(5ms)
-                                          .count());
-    mTimeStats->recordRenderEngineDuration(std::chrono::duration_cast<std::chrono::nanoseconds>(4ms)
-                                                   .count(),
-                                           std::chrono::duration_cast<std::chrono::nanoseconds>(6ms)
-                                                   .count());
-    mTimeStats->setPresentFenceGlobal(std::make_shared<FenceTime>(
-            std::chrono::duration_cast<std::chrono::nanoseconds>(1ms).count()));
+    mTimeStats->recordFrameDuration(std::chrono::nanoseconds(1ms).count(),
+                                    std::chrono::nanoseconds(5ms).count());
+    mTimeStats->recordRenderEngineDuration(std::chrono::nanoseconds(4ms).count(),
+                                           std::chrono::nanoseconds(6ms).count());
+    mTimeStats->setPresentFenceGlobal(
+            std::make_shared<FenceTime>(std::chrono::nanoseconds(1ms).count()));
 
     mTimeStats->incrementJankyFrames({kRefreshRate0, kRenderRate0, UID_0, genLayerName(LAYER_ID_0),
                                       JankType::SurfaceFlingerCpuDeadlineMissed, 1, 2, 3});
@@ -847,6 +838,13 @@
     mTimeStats->incrementJankyFrames({kRefreshRate0, kRenderRate0, UID_0, genLayerName(LAYER_ID_0),
                                       JankType::AppDeadlineMissed, 1, 2, 3});
     mTimeStats->incrementJankyFrames({kRefreshRate0, kRenderRate0, UID_0, genLayerName(LAYER_ID_0),
+                                      JankType::SurfaceFlingerScheduling, 1, 2, 3});
+    mTimeStats->incrementJankyFrames({kRefreshRate0, kRenderRate0, UID_0, genLayerName(LAYER_ID_0),
+                                      JankType::PredictionError, 1, 2, 3});
+    mTimeStats->incrementJankyFrames({kRefreshRate0, kRenderRate0, UID_0, genLayerName(LAYER_ID_0),
+                                      JankType::AppDeadlineMissed | JankType::BufferStuffing, 1, 2,
+                                      3});
+    mTimeStats->incrementJankyFrames({kRefreshRate0, kRenderRate0, UID_0, genLayerName(LAYER_ID_0),
                                       JankType::None, 1, 2, 3});
 
     EXPECT_TRUE(inputCommand(InputCommand::CLEAR, FMT_STRING).empty());
@@ -996,6 +994,13 @@
     mTimeStats->incrementJankyFrames({kRefreshRate0, kRenderRate0, UID_0, genLayerName(LAYER_ID_0),
                                       JankType::AppDeadlineMissed, 1, 2, 3});
     mTimeStats->incrementJankyFrames({kRefreshRate0, kRenderRate0, UID_0, genLayerName(LAYER_ID_0),
+                                      JankType::SurfaceFlingerScheduling, 1, 2, 3});
+    mTimeStats->incrementJankyFrames({kRefreshRate0, kRenderRate0, UID_0, genLayerName(LAYER_ID_0),
+                                      JankType::PredictionError, 1, 2, 3});
+    mTimeStats->incrementJankyFrames({kRefreshRate0, kRenderRate0, UID_0, genLayerName(LAYER_ID_0),
+                                      JankType::AppDeadlineMissed | JankType::BufferStuffing, 1, 2,
+                                      3});
+    mTimeStats->incrementJankyFrames({kRefreshRate0, kRenderRate0, UID_0, genLayerName(LAYER_ID_0),
                                       JankType::None, 1, 2, 3});
 
     EXPECT_THAT(mDelegate->mAtomTags,
@@ -1007,8 +1012,8 @@
     std::string expectedFrameDuration = buildExpectedHistogramBytestring({2}, {1});
     std::string expectedRenderEngineTiming = buildExpectedHistogramBytestring({1, 2}, {1, 1});
     std::string expectedEmptyHistogram = buildExpectedHistogramBytestring({}, {});
-    std::string expectedSfDeadlineMissed = buildExpectedHistogramBytestring({1}, {4});
-    std::string expectedSfPredictionErrors = buildExpectedHistogramBytestring({2}, {4});
+    std::string expectedSfDeadlineMissed = buildExpectedHistogramBytestring({1}, {7});
+    std::string expectedSfPredictionErrors = buildExpectedHistogramBytestring({2}, {7});
 
     {
         InSequence seq;
@@ -1032,15 +1037,15 @@
                                                              expectedRenderEngineTiming.c_str(),
                                                      expectedRenderEngineTiming.size()),
                                              expectedRenderEngineTiming.size()));
-        EXPECT_CALL(*mDelegate, statsEventWriteInt32(mDelegate->mEvent, 5));
-        EXPECT_CALL(*mDelegate, statsEventWriteInt32(mDelegate->mEvent, 4));
+        EXPECT_CALL(*mDelegate, statsEventWriteInt32(mDelegate->mEvent, 8));
+        EXPECT_CALL(*mDelegate, statsEventWriteInt32(mDelegate->mEvent, 7));
         EXPECT_CALL(*mDelegate, statsEventWriteInt32(mDelegate->mEvent, 1));
         EXPECT_CALL(*mDelegate, statsEventWriteInt32(mDelegate->mEvent, 1));
         EXPECT_CALL(*mDelegate, statsEventWriteInt32(mDelegate->mEvent, 1));
+        EXPECT_CALL(*mDelegate, statsEventWriteInt32(mDelegate->mEvent, 2));
         EXPECT_CALL(*mDelegate, statsEventWriteInt32(mDelegate->mEvent, 1));
-        EXPECT_CALL(*mDelegate, statsEventWriteInt32(mDelegate->mEvent, 0));
-        EXPECT_CALL(*mDelegate, statsEventWriteInt32(mDelegate->mEvent, 0));
-        EXPECT_CALL(*mDelegate, statsEventWriteInt32(mDelegate->mEvent, 0));
+        EXPECT_CALL(*mDelegate, statsEventWriteInt32(mDelegate->mEvent, 1));
+        EXPECT_CALL(*mDelegate, statsEventWriteInt32(mDelegate->mEvent, 1));
         EXPECT_CALL(*mDelegate, statsEventWriteInt32(mDelegate->mEvent, REFRESH_RATE_BUCKET_0));
         EXPECT_CALL(*mDelegate,
                     statsEventWriteByteArray(mDelegate->mEvent,
@@ -1096,6 +1101,13 @@
     mTimeStats->incrementJankyFrames({kRefreshRate0, kRenderRate0, UID_0, genLayerName(LAYER_ID_0),
                                       JankType::AppDeadlineMissed, 1, 2, 3});
     mTimeStats->incrementJankyFrames({kRefreshRate0, kRenderRate0, UID_0, genLayerName(LAYER_ID_0),
+                                      JankType::SurfaceFlingerScheduling, 1, 2, 2});
+    mTimeStats->incrementJankyFrames({kRefreshRate0, kRenderRate0, UID_0, genLayerName(LAYER_ID_0),
+                                      JankType::PredictionError, 1, 2, 2});
+    mTimeStats->incrementJankyFrames({kRefreshRate0, kRenderRate0, UID_0, genLayerName(LAYER_ID_0),
+                                      JankType::AppDeadlineMissed | JankType::BufferStuffing, 1, 2,
+                                      2});
+    mTimeStats->incrementJankyFrames({kRefreshRate0, kRenderRate0, UID_0, genLayerName(LAYER_ID_0),
                                       JankType::None, 1, 2, 3});
 
     EXPECT_THAT(mDelegate->mAtomTags,
@@ -1111,7 +1123,7 @@
     std::string expectedDesiredToPresent = buildExpectedHistogramBytestring({1}, {1});
     std::string expectedPostToAcquire = buildExpectedHistogramBytestring({1}, {1});
     std::string expectedFrameRateOverride = frameRateVoteToProtoByteString(0.0, 0, 0);
-    std::string expectedAppDeadlineMissed = buildExpectedHistogramBytestring({3}, {4});
+    std::string expectedAppDeadlineMissed = buildExpectedHistogramBytestring({3, 2}, {4, 3});
     {
         InSequence seq;
         EXPECT_CALL(*mDelegate,
@@ -1159,15 +1171,15 @@
         EXPECT_CALL(*mDelegate,
                     statsEventWriteInt64(mDelegate->mEvent, BAD_DESIRED_PRESENT_FRAMES));
         EXPECT_CALL(*mDelegate, statsEventWriteInt32(mDelegate->mEvent, UID_0));
-        EXPECT_CALL(*mDelegate, statsEventWriteInt32(mDelegate->mEvent, 5));
-        EXPECT_CALL(*mDelegate, statsEventWriteInt32(mDelegate->mEvent, 4));
+        EXPECT_CALL(*mDelegate, statsEventWriteInt32(mDelegate->mEvent, 8));
+        EXPECT_CALL(*mDelegate, statsEventWriteInt32(mDelegate->mEvent, 7));
         EXPECT_CALL(*mDelegate, statsEventWriteInt32(mDelegate->mEvent, 1));
         EXPECT_CALL(*mDelegate, statsEventWriteInt32(mDelegate->mEvent, 1));
         EXPECT_CALL(*mDelegate, statsEventWriteInt32(mDelegate->mEvent, 1));
+        EXPECT_CALL(*mDelegate, statsEventWriteInt32(mDelegate->mEvent, 2));
         EXPECT_CALL(*mDelegate, statsEventWriteInt32(mDelegate->mEvent, 1));
-        EXPECT_CALL(*mDelegate, statsEventWriteInt32(mDelegate->mEvent, 0));
-        EXPECT_CALL(*mDelegate, statsEventWriteInt32(mDelegate->mEvent, 0));
-        EXPECT_CALL(*mDelegate, statsEventWriteInt32(mDelegate->mEvent, 0));
+        EXPECT_CALL(*mDelegate, statsEventWriteInt32(mDelegate->mEvent, 1));
+        EXPECT_CALL(*mDelegate, statsEventWriteInt32(mDelegate->mEvent, 1));
         EXPECT_CALL(*mDelegate, statsEventWriteInt32(mDelegate->mEvent, REFRESH_RATE_BUCKET_0));
         EXPECT_CALL(*mDelegate, statsEventWriteInt32(mDelegate->mEvent, RENDER_RATE_BUCKET_0));
         EXPECT_CALL(*mDelegate,
diff --git a/services/surfaceflinger/tests/unittests/TransactionSurfaceFrameTest.cpp b/services/surfaceflinger/tests/unittests/TransactionSurfaceFrameTest.cpp
index aa6798d..bf9ec39 100644
--- a/services/surfaceflinger/tests/unittests/TransactionSurfaceFrameTest.cpp
+++ b/services/surfaceflinger/tests/unittests/TransactionSurfaceFrameTest.cpp
@@ -157,8 +157,10 @@
         sp<Fence> fence2(new Fence());
         auto acquireFence2 = fenceFactory.createFenceTimeForTest(fence2);
         sp<GraphicBuffer> buffer2{new GraphicBuffer(1, 1, HAL_PIXEL_FORMAT_RGBA_8888, 1, 0)};
+        nsecs_t start = systemTime();
         layer->setBuffer(buffer2, fence2, 10, 20, false, mClientCache, 1, std::nullopt,
                          {/*vsyncId*/ 1, /*inputEventId*/ 0});
+        nsecs_t end = systemTime();
         acquireFence2->signalForTest(12);
 
         EXPECT_EQ(0u, layer->mCurrentState.bufferlessSurfaceFramesTX.size());
@@ -171,6 +173,9 @@
 
         EXPECT_EQ(1, droppedSurfaceFrame->getToken());
         EXPECT_EQ(PresentState::Dropped, droppedSurfaceFrame->getPresentState());
+        EXPECT_EQ(0u, droppedSurfaceFrame->getActuals().endTime);
+        auto dropTime = droppedSurfaceFrame->getDropTime();
+        EXPECT_TRUE(dropTime > start && dropTime < end);
 
         EXPECT_EQ(1, presentedSurfaceFrame->getToken());
         EXPECT_EQ(PresentState::Presented, presentedSurfaceFrame->getPresentState());
@@ -328,6 +333,41 @@
         EXPECT_EQ(PresentState::Presented, bufferlessSurfaceFrame2->getPresentState());
         EXPECT_EQ(12, bufferlessSurfaceFrame2->getActuals().endTime);
     }
+
+    void PendingSurfaceFramesRemovedAfterClassification() {
+        sp<BufferStateLayer> layer = createBufferStateLayer();
+
+        sp<Fence> fence1(new Fence());
+        auto acquireFence1 = fenceFactory.createFenceTimeForTest(fence1);
+        sp<GraphicBuffer> buffer1{new GraphicBuffer(1, 1, HAL_PIXEL_FORMAT_RGBA_8888, 1, 0)};
+        layer->setBuffer(buffer1, fence1, 10, 20, false, mClientCache, 1, std::nullopt,
+                         {/*vsyncId*/ 1, /*inputEventId*/ 0});
+        ASSERT_NE(nullptr, layer->mCurrentState.bufferSurfaceFrameTX);
+        const auto droppedSurfaceFrame = layer->mCurrentState.bufferSurfaceFrameTX;
+
+        sp<Fence> fence2(new Fence());
+        auto acquireFence2 = fenceFactory.createFenceTimeForTest(fence2);
+        sp<GraphicBuffer> buffer2{new GraphicBuffer(1, 1, HAL_PIXEL_FORMAT_RGBA_8888, 1, 0)};
+        layer->setBuffer(buffer2, fence2, 10, 20, false, mClientCache, 1, std::nullopt,
+                         {/*vsyncId*/ 1, /*inputEventId*/ 0});
+        acquireFence2->signalForTest(12);
+
+        ASSERT_NE(nullptr, layer->mCurrentState.bufferSurfaceFrameTX);
+        auto& presentedSurfaceFrame = layer->mCurrentState.bufferSurfaceFrameTX;
+
+        commitTransaction(layer.get());
+        bool computeVisisbleRegions;
+        layer->updateTexImage(computeVisisbleRegions, 15, 0);
+
+        // Both the droppedSurfaceFrame and presentedSurfaceFrame should be in
+        // pendingJankClassifications.
+        EXPECT_EQ(2u, layer->mPendingJankClassifications.size());
+        presentedSurfaceFrame->onPresent(20, JankType::None, Fps::fromPeriodNsecs(11),
+                                         /*displayDeadlineDelta*/ 0, /*displayPresentDelta*/ 0);
+        layer->releasePendingBuffer(25);
+
+        EXPECT_EQ(0u, layer->mPendingJankClassifications.size());
+    }
 };
 
 TEST_F(TransactionSurfaceFrameTest, PresentedBufferlessSurfaceFrame) {
@@ -364,4 +404,7 @@
     MergePendingStates_BufferlessSurfaceFramesWithOverlappingToken();
 }
 
+TEST_F(TransactionSurfaceFrameTest, PendingSurfaceFramesRemovedAfterClassification) {
+    PendingSurfaceFramesRemovedAfterClassification();
+}
 } // namespace android
\ No newline at end of file
diff --git a/services/surfaceflinger/tests/unittests/mock/MockFrameTimeline.h b/services/surfaceflinger/tests/unittests/mock/MockFrameTimeline.h
index 44b9b73..b9d1794 100644
--- a/services/surfaceflinger/tests/unittests/mock/MockFrameTimeline.h
+++ b/services/surfaceflinger/tests/unittests/mock/MockFrameTimeline.h
@@ -33,6 +33,7 @@
     MOCK_METHOD1(addSurfaceFrame, void(std::shared_ptr<frametimeline::SurfaceFrame>));
     MOCK_METHOD3(setSfWakeUp, void(int64_t, nsecs_t, Fps));
     MOCK_METHOD2(setSfPresent, void(nsecs_t, const std::shared_ptr<FenceTime>&));
+    MOCK_METHOD1(computeFps, float(const std::unordered_set<int32_t>&));
 };
 
 } // namespace android::mock
diff --git a/services/surfaceflinger/tests/vsync/Android.bp b/services/surfaceflinger/tests/vsync/Android.bp
index 6a89945..bae9796 100644
--- a/services/surfaceflinger/tests/vsync/Android.bp
+++ b/services/surfaceflinger/tests/vsync/Android.bp
@@ -12,6 +12,15 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_binary {
     name: "test-vsync-events",
     defaults: ["surfaceflinger_defaults"],
diff --git a/services/surfaceflinger/tests/waitforvsync/Android.bp b/services/surfaceflinger/tests/waitforvsync/Android.bp
index cb6d0fd..ffed4d7 100644
--- a/services/surfaceflinger/tests/waitforvsync/Android.bp
+++ b/services/surfaceflinger/tests/waitforvsync/Android.bp
@@ -12,6 +12,15 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_binary {
     name: "test-waitforvsync",
     cflags: [
diff --git a/services/utils/Android.bp b/services/utils/Android.bp
index f3d2bc9..81e1232 100644
--- a/services/utils/Android.bp
+++ b/services/utils/Android.bp
@@ -15,6 +15,15 @@
 //
 // Static library used in testing and executables
 //
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library_static {
     name: "libserviceutils",
 
diff --git a/services/utils/tests/Android.bp b/services/utils/tests/Android.bp
index f21254c..54cf5b7 100644
--- a/services/utils/tests/Android.bp
+++ b/services/utils/tests/Android.bp
@@ -14,6 +14,15 @@
 
 // Build unit tests.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_test {
     name: "prioritydumper_test",
     test_suites: ["device-tests"],
diff --git a/services/vibratorservice/Android.bp b/services/vibratorservice/Android.bp
index 4f89353..2002bdf 100644
--- a/services/vibratorservice/Android.bp
+++ b/services/vibratorservice/Android.bp
@@ -12,6 +12,15 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library_shared {
     name: "libvibratorservice",
 
diff --git a/services/vibratorservice/benchmarks/Android.bp b/services/vibratorservice/benchmarks/Android.bp
index 7b4cc19..a468146 100644
--- a/services/vibratorservice/benchmarks/Android.bp
+++ b/services/vibratorservice/benchmarks/Android.bp
@@ -12,6 +12,15 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_benchmark {
     name: "libvibratorservice_benchmarks",
     srcs: [
diff --git a/services/vibratorservice/test/Android.bp b/services/vibratorservice/test/Android.bp
index ad85990..3294724 100644
--- a/services/vibratorservice/test/Android.bp
+++ b/services/vibratorservice/test/Android.bp
@@ -12,6 +12,15 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_test {
     name: "libvibratorservice_test",
     test_suites: ["device-tests"],
diff --git a/services/vibratorservice/test/VibratorHalWrapperAidlTest.cpp b/services/vibratorservice/test/VibratorHalWrapperAidlTest.cpp
index 96b76ba..f85fa10 100644
--- a/services/vibratorservice/test/VibratorHalWrapperAidlTest.cpp
+++ b/services/vibratorservice/test/VibratorHalWrapperAidlTest.cpp
@@ -77,6 +77,8 @@
     MOCK_METHOD(Status, getSupportedAlwaysOnEffects, (std::vector<Effect> * ret), (override));
     MOCK_METHOD(Status, alwaysOnEnable, (int32_t id, Effect e, EffectStrength s), (override));
     MOCK_METHOD(Status, alwaysOnDisable, (int32_t id), (override));
+    MOCK_METHOD(Status, getQFactor, (float * ret), (override));
+    MOCK_METHOD(Status, getResonantFrequency, (float * ret), (override));
     MOCK_METHOD(int32_t, getInterfaceVersion, (), (override));
     MOCK_METHOD(std::string, getInterfaceHash, (), (override));
     MOCK_METHOD(IBinder*, onAsBinder, (), (override));
diff --git a/services/vibratorservice/test/VibratorManagerHalWrapperAidlTest.cpp b/services/vibratorservice/test/VibratorManagerHalWrapperAidlTest.cpp
index dd71a6a..bcfd15d 100644
--- a/services/vibratorservice/test/VibratorManagerHalWrapperAidlTest.cpp
+++ b/services/vibratorservice/test/VibratorManagerHalWrapperAidlTest.cpp
@@ -71,6 +71,8 @@
     MOCK_METHOD(Status, getSupportedAlwaysOnEffects, (std::vector<Effect> * ret), (override));
     MOCK_METHOD(Status, alwaysOnEnable, (int32_t id, Effect e, EffectStrength s), (override));
     MOCK_METHOD(Status, alwaysOnDisable, (int32_t id), (override));
+    MOCK_METHOD(Status, getQFactor, (float * ret), (override));
+    MOCK_METHOD(Status, getResonantFrequency, (float * ret), (override));
     MOCK_METHOD(int32_t, getInterfaceVersion, (), (override));
     MOCK_METHOD(std::string, getInterfaceHash, (), (override));
     MOCK_METHOD(IBinder*, onAsBinder, (), (override));
diff --git a/services/vr/Android.bp b/services/vr/Android.bp
index 80df479..980dcf4 100644
--- a/services/vr/Android.bp
+++ b/services/vr/Android.bp
@@ -1,3 +1,13 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    //   SPDX-license-identifier-MIT
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 subdirs = [
   "*",
 ]
diff --git a/services/vr/bufferhubd/Android.bp b/services/vr/bufferhubd/Android.bp
index 7097e7a..8523bb2 100644
--- a/services/vr/bufferhubd/Android.bp
+++ b/services/vr/bufferhubd/Android.bp
@@ -12,6 +12,17 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    //   SPDX-license-identifier-MIT
+    //   SPDX-license-identifier-Unicode-DFS
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 sharedLibraries = [
     "libbase",
     "libcutils",
diff --git a/services/vr/hardware_composer/Android.bp b/services/vr/hardware_composer/Android.bp
index 3728731..866007e 100644
--- a/services/vr/hardware_composer/Android.bp
+++ b/services/vr/hardware_composer/Android.bp
@@ -1,3 +1,12 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library_shared {
     name: "libvr_hwc-hal",
 
diff --git a/services/vr/hardware_composer/aidl/Android.bp b/services/vr/hardware_composer/aidl/Android.bp
index a1d5392..98afdec 100644
--- a/services/vr/hardware_composer/aidl/Android.bp
+++ b/services/vr/hardware_composer/aidl/Android.bp
@@ -1,3 +1,14 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    //   SPDX-license-identifier-MIT
+    //   SPDX-license-identifier-Unicode-DFS
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library_static {
     name: "libvr_hwc-binder",
     srcs: [
diff --git a/services/vr/performanced/Android.bp b/services/vr/performanced/Android.bp
index 0ef8cc4..5eca88b 100644
--- a/services/vr/performanced/Android.bp
+++ b/services/vr/performanced/Android.bp
@@ -12,6 +12,15 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-MIT
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_defaults {
     name: "performanced_defaults",
     static_libs: [
diff --git a/services/vr/virtual_touchpad/Android.bp b/services/vr/virtual_touchpad/Android.bp
index 9cf4905..f2ec5a4 100644
--- a/services/vr/virtual_touchpad/Android.bp
+++ b/services/vr/virtual_touchpad/Android.bp
@@ -2,6 +2,15 @@
 
 // Touchpad implementation.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 src = [
     "EvdevInjector.cpp",
     "VirtualTouchpadEvdev.cpp",
diff --git a/vulkan/Android.bp b/vulkan/Android.bp
index 4934970..33599ea 100644
--- a/vulkan/Android.bp
+++ b/vulkan/Android.bp
@@ -14,6 +14,16 @@
 
 // This module makes the Vulkan libhardware HAL headers available, for
 // the loader and for HAL/driver implementations.
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    //   SPDX-license-identifier-MIT
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library_headers {
     name: "hwvulkan_headers",
     vendor_available: true,
diff --git a/vulkan/libvulkan/Android.bp b/vulkan/libvulkan/Android.bp
index 1d29bab..67cd875 100644
--- a/vulkan/libvulkan/Android.bp
+++ b/vulkan/libvulkan/Android.bp
@@ -13,6 +13,15 @@
 // limitations under the License.
 
 // Headers module is in external/vulkan-headers/Android.bp.
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 ndk_library {
     name: "libvulkan",
     symbol_file: "libvulkan.map.txt",
diff --git a/vulkan/libvulkan/api.cpp b/vulkan/libvulkan/api.cpp
index 2d4690a..d1cd397 100644
--- a/vulkan/libvulkan/api.cpp
+++ b/vulkan/libvulkan/api.cpp
@@ -33,6 +33,7 @@
 #include <unordered_set>
 #include <utility>
 
+#include <android-base/properties.h>
 #include <android-base/strings.h>
 #include <cutils/properties.h>
 #include <log/log.h>
@@ -134,7 +135,7 @@
         // If no layers specified via Settings, check legacy properties
         if (implicit_layers_.count <= 0) {
             ParseDebugVulkanLayers();
-            property_list(ParseDebugVulkanLayer, this);
+            ParseDebugVulkanLayer();
 
             // sort by priorities
             auto& arr = implicit_layers_;
@@ -181,30 +182,39 @@
             AddImplicitLayer(prio, p, strlen(p));
     }
 
-    static void ParseDebugVulkanLayer(const char* key,
-                                      const char* val,
-                                      void* user_data) {
+    void ParseDebugVulkanLayer() {
+        // Checks for consecutive debug.vulkan.layer.<priority> system
+        // properties after always checking an initial fixed range.
         static const char prefix[] = "debug.vulkan.layer.";
-        const size_t prefix_len = sizeof(prefix) - 1;
+        static constexpr int kFixedRangeBeginInclusive = 0;
+        static constexpr int kFixedRangeEndInclusive = 9;
 
-        if (strncmp(key, prefix, prefix_len) || val[0] == '\0')
-            return;
-        key += prefix_len;
+        bool logged = false;
 
-        // debug.vulkan.layer.<priority>
-        int priority = -1;
-        if (key[0] >= '0' && key[0] <= '9')
-            priority = atoi(key);
+        int priority = kFixedRangeBeginInclusive;
+        while (true) {
+            const std::string prop_key =
+                std::string(prefix) + std::to_string(priority);
+            const std::string prop_val =
+                android::base::GetProperty(prop_key, "");
 
-        if (priority < 0) {
-            ALOGW("Ignored implicit layer %s with invalid priority %s", val,
-                  key);
-            return;
+            if (!prop_val.empty()) {
+                if (!logged) {
+                    ALOGI(
+                        "Detected Vulkan layers configured with "
+                        "debug.vulkan.layer.<priority>. Checking for "
+                        "debug.vulkan.layer.<priority> in the range [%d, %d] "
+                        "followed by a consecutive scan.",
+                        kFixedRangeBeginInclusive, kFixedRangeEndInclusive);
+                    logged = true;
+                }
+                AddImplicitLayer(priority, prop_val.c_str(), prop_val.length());
+            } else if (priority >= kFixedRangeEndInclusive) {
+                return;
+            }
+
+            ++priority;
         }
-
-        OverrideLayerNames& override_layers =
-            *reinterpret_cast<OverrideLayerNames*>(user_data);
-        override_layers.AddImplicitLayer(priority, val, strlen(val));
     }
 
     void AddImplicitLayer(int priority, const char* name, size_t len) {
diff --git a/vulkan/nulldrv/Android.bp b/vulkan/nulldrv/Android.bp
index ba02504..0daad9c 100644
--- a/vulkan/nulldrv/Android.bp
+++ b/vulkan/nulldrv/Android.bp
@@ -12,6 +12,15 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library_shared {
     // Real drivers would set this to vulkan.$(TARGET_BOARD_PLATFORM)
     name: "vulkan.default",
diff --git a/vulkan/vkjson/Android.bp b/vulkan/vkjson/Android.bp
index 8528898..fa0258b 100644
--- a/vulkan/vkjson/Android.bp
+++ b/vulkan/vkjson/Android.bp
@@ -1,3 +1,12 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "frameworks_native_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["frameworks_native_license"],
+}
+
 cc_library_shared {
     name: "libvkjson",
     srcs: [