Merge "Delete TestHelpers.h" into main
diff --git a/cmds/atrace/atrace.cpp b/cmds/atrace/atrace.cpp
index 5719a09..cd4926a 100644
--- a/cmds/atrace/atrace.cpp
+++ b/cmds/atrace/atrace.cpp
@@ -313,12 +313,6 @@
 static const char* k_traceBufferSizePath =
     "buffer_size_kb";
 
-#if 0
-// TODO: Re-enable after stabilization
-static const char* k_traceCmdlineSizePath =
-    "saved_cmdlines_size";
-#endif
-
 static const char* k_tracingOverwriteEnablePath =
     "options/overwrite";
 
@@ -545,18 +539,6 @@
     return writeStr(k_traceBufferSizePath, str);
 }
 
-#if 0
-// TODO: Re-enable after stabilization
-// Set the default size of cmdline hashtable
-static bool setCmdlineSize()
-{
-    if (fileExists(k_traceCmdlineSizePath)) {
-        return writeStr(k_traceCmdlineSizePath, "8192");
-    }
-    return true;
-}
-#endif
-
 // Set the clock to the best available option while tracing. Use 'boot' if it's
 // available; otherwise, use 'mono'. If neither are available use 'global'.
 // Any write to the trace_clock sysfs file will reset the buffer, so only
@@ -870,8 +852,6 @@
     ok &= setCategoriesEnableFromFile(g_categoriesFile);
     ok &= setTraceOverwriteEnable(g_traceOverwrite);
     ok &= setTraceBufferSizeKB(g_traceBufferSizeKB);
-    // TODO: Re-enable after stabilization
-    //ok &= setCmdlineSize();
     ok &= setClock();
     ok &= setPrintTgidEnableIfPresent(true);
     ok &= setKernelTraceFuncs(g_kernelTraceFuncs);
diff --git a/cmds/atrace/atrace.rc b/cmds/atrace/atrace.rc
index a3e29a8..fdac5db 100644
--- a/cmds/atrace/atrace.rc
+++ b/cmds/atrace/atrace.rc
@@ -13,6 +13,8 @@
 # Access control to these files is now entirely in selinux policy.
     chmod 0666 /sys/kernel/debug/tracing/trace_clock
     chmod 0666 /sys/kernel/tracing/trace_clock
+    chmod 0666 /sys/kernel/debug/tracing/buffer_percent
+    chmod 0666 /sys/kernel/tracing/buffer_percent
     chmod 0666 /sys/kernel/debug/tracing/buffer_size_kb
     chmod 0666 /sys/kernel/tracing/buffer_size_kb
     chmod 0666 /sys/kernel/debug/tracing/options/overwrite
diff --git a/cmds/dumpstate/dumpstate.cpp b/cmds/dumpstate/dumpstate.cpp
index 5f109fb..826a8db 100644
--- a/cmds/dumpstate/dumpstate.cpp
+++ b/cmds/dumpstate/dumpstate.cpp
@@ -3280,6 +3280,12 @@
     // duration is logged into MYLOG instead.
     PrintHeader();
 
+    bool system_trace_exists = access(SYSTEM_TRACE_SNAPSHOT, F_OK) == 0;
+    if (options_->use_predumped_ui_data && !system_trace_exists) {
+        MYLOGW("Ignoring 'use predumped data' flag because no predumped data is available");
+        options_->use_predumped_ui_data = false;
+    }
+
     std::future<std::string> snapshot_system_trace;
 
     bool is_dumpstate_restricted =
@@ -3468,7 +3474,7 @@
                                                   "tracing", "save-for-bugreport"});
     }
 
-    if (!android_tracing_perfetto_protolog()) {
+    if (!android_tracing_perfetto_protolog_tracing()) {
         dumpTracesForBugReportCommands.push_back({"dumpsys", "activity", "service",
                                                   "SystemUIService", "WMShell", "protolog",
                                                   "save-for-bugreport"});
diff --git a/cmds/installd/otapreopt_script.sh b/cmds/installd/otapreopt_script.sh
index 28bd793..ae7d8e0 100644
--- a/cmds/installd/otapreopt_script.sh
+++ b/cmds/installd/otapreopt_script.sh
@@ -50,6 +50,12 @@
   exit 1
 fi
 
+if pm art on-ota-staged --slot "$TARGET_SLOT_SUFFIX"; then
+  # Handled by Pre-reboot Dexopt.
+  exit 0
+fi
+echo "Pre-reboot Dexopt not enabled. Fall back to otapreopt."
+
 if [ "$(/system/bin/otapreopt_chroot --version)" != 2 ]; then
   # We require an updated chroot wrapper that reads dexopt commands from stdin.
   # Even if we kept compat with the old binary, the OTA preopt wouldn't work due
diff --git a/data/etc/Android.bp b/data/etc/Android.bp
index 8b2842a..eedf141 100644
--- a/data/etc/Android.bp
+++ b/data/etc/Android.bp
@@ -353,6 +353,12 @@
 }
 
 prebuilt_etc {
+    name: "android.software.contextualsearch.prebuilt.xml",
+    src: "android.software.contextualsearch.xml",
+    defaults: ["frameworks_native_data_etc_defaults"],
+}
+
+prebuilt_etc {
     name: "android.software.device_id_attestation.prebuilt.xml",
     src: "android.software.device_id_attestation.xml",
     defaults: ["frameworks_native_data_etc_defaults"],
diff --git a/include/android/input.h b/include/android/input.h
index b5c1e5c..fec56f0 100644
--- a/include/android/input.h
+++ b/include/android/input.h
@@ -1492,7 +1492,10 @@
 
 /**
  * Creates a java android.view.InputEvent object that is a copy of the specified native
- * {@link AInputEvent}. Returns null on error
+ * {@link AInputEvent}.
+ *
+ * Specified {@link AInputEvent} is require to be a valid {@link MotionEvent} or {@link KeyEvent}
+ * object.
  *
  *  Available since API level 35.
  */
diff --git a/include/input/Input.h b/include/input/Input.h
index a84dcfc..ddc3768 100644
--- a/include/input/Input.h
+++ b/include/input/Input.h
@@ -662,10 +662,6 @@
 
     inline void setActionButton(int32_t button) { mActionButton = button; }
 
-    inline float getXOffset() const { return mTransform.tx(); }
-
-    inline float getYOffset() const { return mTransform.ty(); }
-
     inline const ui::Transform& getTransform() const { return mTransform; }
 
     std::optional<ui::Rotation> getSurfaceRotation() const;
@@ -870,12 +866,32 @@
 
     void copyFrom(const MotionEvent* other, bool keepHistory);
 
+    // Initialize this event by keeping only the pointers from "other" that are in splitPointerIds.
+    void splitFrom(const MotionEvent& other, std::bitset<MAX_POINTER_ID + 1> splitPointerIds,
+                   int32_t newEventId);
+
     void addSample(
             nsecs_t eventTime,
             const PointerCoords* pointerCoords);
 
     void offsetLocation(float xOffset, float yOffset);
 
+    /**
+     * Get the X offset of this motion event relative to the origin of the raw coordinate space.
+     *
+     * In practice, this is the delta that was added to the raw screen coordinates (i.e. in logical
+     * display space) to adjust for the absolute position of the containing windows and views.
+     */
+    float getRawXOffset() const;
+
+    /**
+     * Get the Y offset of this motion event relative to the origin of the raw coordinate space.
+     *
+     * In practice, this is the delta that was added to the raw screen coordinates (i.e. in logical
+     * display space) to adjust for the absolute position of the containing windows and views.
+     */
+    float getRawYOffset() const;
+
     void scale(float globalScaleFactor);
 
     // Set 3x3 perspective matrix transformation.
@@ -910,6 +926,11 @@
 
     static std::string actionToString(int32_t action);
 
+    static std::tuple<int32_t /*action*/, std::vector<PointerProperties>,
+                      std::vector<PointerCoords>>
+    split(int32_t action, int32_t flags, int32_t historySize, const std::vector<PointerProperties>&,
+          const std::vector<PointerCoords>&, std::bitset<MAX_POINTER_ID + 1> splitPointerIds);
+
     // MotionEvent will transform various axes in different ways, based on the source. For
     // example, the x and y axes will not have any offsets/translations applied if it comes from a
     // relative mouse device (since SOURCE_RELATIVE_MOUSE is a non-pointer source). These methods
diff --git a/include/input/InputEventBuilders.h b/include/input/InputEventBuilders.h
index 2d23b97..c0c5e24 100644
--- a/include/input/InputEventBuilders.h
+++ b/include/input/InputEventBuilders.h
@@ -118,6 +118,16 @@
         return *this;
     }
 
+    MotionEventBuilder& transform(ui::Transform t) {
+        mTransform = t;
+        return *this;
+    }
+
+    MotionEventBuilder& rawTransform(ui::Transform t) {
+        mRawTransform = t;
+        return *this;
+    }
+
     MotionEvent build() {
         std::vector<PointerProperties> pointerProperties;
         std::vector<PointerCoords> pointerCoords;
@@ -134,12 +144,11 @@
         }
 
         MotionEvent event;
-        static const ui::Transform kIdentityTransform;
         event.initialize(InputEvent::nextId(), mDeviceId, mSource, mDisplayId, INVALID_HMAC,
                          mAction, mActionButton, mFlags, /*edgeFlags=*/0, AMETA_NONE, mButtonState,
-                         MotionClassification::NONE, kIdentityTransform,
+                         MotionClassification::NONE, mTransform,
                          /*xPrecision=*/0, /*yPrecision=*/0, mRawXCursorPosition,
-                         mRawYCursorPosition, kIdentityTransform, mDownTime, mEventTime,
+                         mRawYCursorPosition, mRawTransform, mDownTime, mEventTime,
                          mPointers.size(), pointerProperties.data(), pointerCoords.data());
         return event;
     }
@@ -156,6 +165,8 @@
     int32_t mFlags{0};
     float mRawXCursorPosition{AMOTION_EVENT_INVALID_CURSOR_POSITION};
     float mRawYCursorPosition{AMOTION_EVENT_INVALID_CURSOR_POSITION};
+    ui::Transform mTransform;
+    ui::Transform mRawTransform;
 
     std::vector<PointerBuilder> mPointers;
 };
diff --git a/include/powermanager/HalResult.h b/include/powermanager/HalResult.h
new file mode 100644
index 0000000..7fe3822
--- /dev/null
+++ b/include/powermanager/HalResult.h
@@ -0,0 +1,165 @@
+/*
+ * Copyright (C) 2024 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/binder_auto_utils.h>
+#include <android/binder_status.h>
+#include <android/hardware/power/1.0/IPower.h>
+#include <binder/Status.h>
+#include <hidl/HidlSupport.h>
+#include <string>
+
+namespace android::power {
+
+static bool checkUnsupported(const ndk::ScopedAStatus& ndkStatus) {
+    return ndkStatus.getExceptionCode() == EX_UNSUPPORTED_OPERATION ||
+            ndkStatus.getStatus() == STATUS_UNKNOWN_TRANSACTION;
+}
+
+static bool checkUnsupported(const binder::Status& status) {
+    return status.exceptionCode() == binder::Status::EX_UNSUPPORTED_OPERATION ||
+            status.transactionError() == UNKNOWN_TRANSACTION;
+}
+
+// Result of a call to the Power HAL wrapper, holding data if successful.
+template <typename T>
+class HalResult {
+public:
+    static HalResult<T> ok(T&& value) { return HalResult(std::forward<T>(value)); }
+    static HalResult<T> ok(T& value) { return HalResult<T>::ok(T{value}); }
+    static HalResult<T> failed(std::string msg) { return HalResult(msg, /* unsupported= */ false); }
+    static HalResult<T> unsupported() { return HalResult("", /* unsupported= */ true); }
+
+    static HalResult<T> fromStatus(const binder::Status& status, T&& data) {
+        if (checkUnsupported(status)) {
+            return HalResult<T>::unsupported();
+        }
+        if (status.isOk()) {
+            return HalResult<T>::ok(std::forward<T>(data));
+        }
+        return HalResult<T>::failed(std::string(status.toString8().c_str()));
+    }
+
+    static HalResult<T> fromStatus(const binder::Status& status, T& data) {
+        return HalResult<T>::fromStatus(status, T{data});
+    }
+
+    static HalResult<T> fromStatus(const ndk::ScopedAStatus& ndkStatus, T&& data) {
+        if (checkUnsupported(ndkStatus)) {
+            return HalResult<T>::unsupported();
+        }
+        if (ndkStatus.isOk()) {
+            return HalResult<T>::ok(std::forward<T>(data));
+        }
+        return HalResult<T>::failed(std::string(ndkStatus.getDescription()));
+    }
+
+    static HalResult<T> fromStatus(const ndk::ScopedAStatus& ndkStatus, T& data) {
+        return HalResult<T>::fromStatus(ndkStatus, T{data});
+    }
+
+    template <typename R>
+    static HalResult<T> fromReturn(hardware::Return<R>& ret, T&& data) {
+        return ret.isOk() ? HalResult<T>::ok(std::forward<T>(data))
+                          : HalResult<T>::failed(ret.description());
+    }
+
+    template <typename R>
+    static HalResult<T> fromReturn(hardware::Return<R>& ret, T& data) {
+        return HalResult<T>::fromReturn(ret, T{data});
+    }
+
+    template <typename R>
+    static HalResult<T> fromReturn(hardware::Return<R>& ret, hardware::power::V1_0::Status status,
+                                   T&& data) {
+        return ret.isOk() ? HalResult<T>::fromStatus(status, std::forward<T>(data))
+                          : HalResult<T>::failed(ret.description());
+    }
+
+    template <typename R>
+    static HalResult<T> fromReturn(hardware::Return<R>& ret, hardware::power::V1_0::Status status,
+                                   T& data) {
+        return HalResult<T>::fromReturn(ret, status, T{data});
+    }
+
+    // This will throw std::bad_optional_access if this result is not ok.
+    const T& value() const { return mValue.value(); }
+    bool isOk() const { return !mUnsupported && mValue.has_value(); }
+    bool isFailed() const { return !mUnsupported && !mValue.has_value(); }
+    bool isUnsupported() const { return mUnsupported; }
+    const char* errorMessage() const { return mErrorMessage.c_str(); }
+
+private:
+    std::optional<T> mValue;
+    std::string mErrorMessage;
+    bool mUnsupported;
+
+    explicit HalResult(T&& value)
+          : mValue{std::move(value)}, mErrorMessage(), mUnsupported(false) {}
+    explicit HalResult(std::string errorMessage, bool unsupported)
+          : mValue(), mErrorMessage(std::move(errorMessage)), mUnsupported(unsupported) {}
+};
+
+// Empty result
+template <>
+class HalResult<void> {
+public:
+    static HalResult<void> ok() { return HalResult(); }
+    static HalResult<void> failed(std::string msg) { return HalResult(std::move(msg)); }
+    static HalResult<void> unsupported() { return HalResult(/* unsupported= */ true); }
+
+    static HalResult<void> fromStatus(const binder::Status& status) {
+        if (checkUnsupported(status)) {
+            return HalResult<void>::unsupported();
+        }
+        if (status.isOk()) {
+            return HalResult<void>::ok();
+        }
+        return HalResult<void>::failed(std::string(status.toString8().c_str()));
+    }
+
+    static HalResult<void> fromStatus(const ndk::ScopedAStatus& ndkStatus) {
+        if (ndkStatus.isOk()) {
+            return HalResult<void>::ok();
+        }
+        if (checkUnsupported(ndkStatus)) {
+            return HalResult<void>::unsupported();
+        }
+        return HalResult<void>::failed(ndkStatus.getDescription());
+    }
+
+    template <typename R>
+    static HalResult<void> fromReturn(hardware::Return<R>& ret) {
+        return ret.isOk() ? HalResult<void>::ok() : HalResult<void>::failed(ret.description());
+    }
+
+    bool isOk() const { return !mUnsupported && !mFailed; }
+    bool isFailed() const { return !mUnsupported && mFailed; }
+    bool isUnsupported() const { return mUnsupported; }
+    const char* errorMessage() const { return mErrorMessage.c_str(); }
+
+private:
+    std::string mErrorMessage;
+    bool mFailed;
+    bool mUnsupported;
+
+    explicit HalResult(bool unsupported = false)
+          : mErrorMessage(), mFailed(false), mUnsupported(unsupported) {}
+    explicit HalResult(std::string errorMessage)
+          : mErrorMessage(std::move(errorMessage)), mFailed(true), mUnsupported(false) {}
+};
+} // namespace android::power
diff --git a/include/powermanager/PowerHalController.h b/include/powermanager/PowerHalController.h
index c50bc4a..7e0bd5b 100644
--- a/include/powermanager/PowerHalController.h
+++ b/include/powermanager/PowerHalController.h
@@ -23,6 +23,7 @@
 #include <aidl/android/hardware/power/Mode.h>
 #include <android-base/thread_annotations.h>
 #include <powermanager/PowerHalWrapper.h>
+#include <powermanager/PowerHintSessionWrapper.h>
 
 namespace android {
 
@@ -38,6 +39,7 @@
 
     virtual std::unique_ptr<HalWrapper> connect();
     virtual void reset();
+    virtual int32_t getAidlVersion();
 };
 
 // -------------------------------------------------------------------------------------------------
@@ -59,14 +61,13 @@
                                      int32_t durationMs) override;
     virtual HalResult<void> setMode(aidl::android::hardware::power::Mode mode,
                                     bool enabled) override;
-    virtual HalResult<std::shared_ptr<aidl::android::hardware::power::IPowerHintSession>>
-    createHintSession(int32_t tgid, int32_t uid, const std::vector<int32_t>& threadIds,
-                      int64_t durationNanos) override;
-    virtual HalResult<std::shared_ptr<aidl::android::hardware::power::IPowerHintSession>>
-    createHintSessionWithConfig(int32_t tgid, int32_t uid, const std::vector<int32_t>& threadIds,
-                                int64_t durationNanos,
-                                aidl::android::hardware::power::SessionTag tag,
-                                aidl::android::hardware::power::SessionConfig* config) override;
+    virtual HalResult<std::shared_ptr<PowerHintSessionWrapper>> createHintSession(
+            int32_t tgid, int32_t uid, const std::vector<int32_t>& threadIds,
+            int64_t durationNanos) override;
+    virtual HalResult<std::shared_ptr<PowerHintSessionWrapper>> createHintSessionWithConfig(
+            int32_t tgid, int32_t uid, const std::vector<int32_t>& threadIds, int64_t durationNanos,
+            aidl::android::hardware::power::SessionTag tag,
+            aidl::android::hardware::power::SessionConfig* config) override;
     virtual HalResult<int64_t> getHintSessionPreferredRate() override;
     virtual HalResult<aidl::android::hardware::power::ChannelConfig> getSessionChannel(
             int tgid, int uid) override;
diff --git a/include/powermanager/PowerHalLoader.h b/include/powermanager/PowerHalLoader.h
index cbbfa59..ab66336 100644
--- a/include/powermanager/PowerHalLoader.h
+++ b/include/powermanager/PowerHalLoader.h
@@ -36,6 +36,8 @@
     static sp<hardware::power::V1_1::IPower> loadHidlV1_1();
     static sp<hardware::power::V1_2::IPower> loadHidlV1_2();
     static sp<hardware::power::V1_3::IPower> loadHidlV1_3();
+    // Returns aidl interface version, or 0 if AIDL is not used
+    static int32_t getAidlVersion();
 
 private:
     static std::mutex gHalMutex;
@@ -48,6 +50,8 @@
     static sp<hardware::power::V1_0::IPower> loadHidlV1_0Locked()
             EXCLUSIVE_LOCKS_REQUIRED(gHalMutex);
 
+    static int32_t gAidlInterfaceVersion;
+
     PowerHalLoader() = delete;
     ~PowerHalLoader() = delete;
 };
diff --git a/include/powermanager/PowerHalWrapper.h b/include/powermanager/PowerHalWrapper.h
index e2da014..6e347a9 100644
--- a/include/powermanager/PowerHalWrapper.h
+++ b/include/powermanager/PowerHalWrapper.h
@@ -26,6 +26,9 @@
 #include <android/hardware/power/1.1/IPower.h>
 #include <android/hardware/power/1.2/IPower.h>
 #include <android/hardware/power/1.3/IPower.h>
+#include <powermanager/HalResult.h>
+#include <powermanager/PowerHintSessionWrapper.h>
+
 #include <binder/Status.h>
 
 #include <utility>
@@ -41,134 +44,6 @@
     OFF = 2,
 };
 
-// Result of a call to the Power HAL wrapper, holding data if successful.
-template <typename T>
-class HalResult {
-public:
-    static HalResult<T> ok(T&& value) { return HalResult(std::forward<T>(value)); }
-    static HalResult<T> ok(T& value) { return HalResult<T>::ok(T{value}); }
-    static HalResult<T> failed(std::string msg) { return HalResult(msg, /* unsupported= */ false); }
-    static HalResult<T> unsupported() { return HalResult("", /* unsupported= */ true); }
-
-    static HalResult<T> fromStatus(const binder::Status& status, T&& data) {
-        if (status.exceptionCode() == binder::Status::EX_UNSUPPORTED_OPERATION) {
-            return HalResult<T>::unsupported();
-        }
-        if (status.isOk()) {
-            return HalResult<T>::ok(std::forward<T>(data));
-        }
-        return HalResult<T>::failed(std::string(status.toString8().c_str()));
-    }
-
-    static HalResult<T> fromStatus(const binder::Status& status, T& data) {
-        return HalResult<T>::fromStatus(status, T{data});
-    }
-
-    static HalResult<T> fromStatus(const ndk::ScopedAStatus& status, T&& data) {
-        if (status.getExceptionCode() == binder::Status::EX_UNSUPPORTED_OPERATION) {
-            return HalResult<T>::unsupported();
-        }
-        if (status.isOk()) {
-            return HalResult<T>::ok(std::forward<T>(data));
-        }
-        return HalResult<T>::failed(std::string(status.getDescription()));
-    }
-
-    static HalResult<T> fromStatus(const ndk::ScopedAStatus& status, T& data) {
-        return HalResult<T>::fromStatus(status, T{data});
-    }
-
-    template <typename R>
-    static HalResult<T> fromReturn(hardware::Return<R>& ret, T&& data) {
-        return ret.isOk() ? HalResult<T>::ok(std::forward<T>(data))
-                          : HalResult<T>::failed(ret.description());
-    }
-
-    template <typename R>
-    static HalResult<T> fromReturn(hardware::Return<R>& ret, T& data) {
-        return HalResult<T>::fromReturn(ret, T{data});
-    }
-
-    template <typename R>
-    static HalResult<T> fromReturn(hardware::Return<R>& ret, hardware::power::V1_0::Status status,
-                                   T&& data) {
-        return ret.isOk() ? HalResult<T>::fromStatus(status, std::forward<T>(data))
-                          : HalResult<T>::failed(ret.description());
-    }
-
-    template <typename R>
-    static HalResult<T> fromReturn(hardware::Return<R>& ret, hardware::power::V1_0::Status status,
-                                   T& data) {
-        return HalResult<T>::fromReturn(ret, status, T{data});
-    }
-
-    // This will throw std::bad_optional_access if this result is not ok.
-    const T& value() const { return mValue.value(); }
-    bool isOk() const { return !mUnsupported && mValue.has_value(); }
-    bool isFailed() const { return !mUnsupported && !mValue.has_value(); }
-    bool isUnsupported() const { return mUnsupported; }
-    const char* errorMessage() const { return mErrorMessage.c_str(); }
-
-private:
-    std::optional<T> mValue;
-    std::string mErrorMessage;
-    bool mUnsupported;
-
-    explicit HalResult(T&& value)
-          : mValue{std::move(value)}, mErrorMessage(), mUnsupported(false) {}
-    explicit HalResult(std::string errorMessage, bool unsupported)
-          : mValue(), mErrorMessage(std::move(errorMessage)), mUnsupported(unsupported) {}
-};
-
-// Empty result of a call to the Power HAL wrapper.
-template <>
-class HalResult<void> {
-public:
-    static HalResult<void> ok() { return HalResult(); }
-    static HalResult<void> failed(std::string msg) { return HalResult(std::move(msg)); }
-    static HalResult<void> unsupported() { return HalResult(/* unsupported= */ true); }
-
-    static HalResult<void> fromStatus(const binder::Status& status) {
-        if (status.exceptionCode() == binder::Status::EX_UNSUPPORTED_OPERATION) {
-            return HalResult<void>::unsupported();
-        }
-        if (status.isOk()) {
-            return HalResult<void>::ok();
-        }
-        return HalResult<void>::failed(std::string(status.toString8().c_str()));
-    }
-
-    static HalResult<void> fromStatus(const ndk::ScopedAStatus& status) {
-        if (status.getExceptionCode() == binder::Status::EX_UNSUPPORTED_OPERATION) {
-            return HalResult<void>::unsupported();
-        }
-        if (status.isOk()) {
-            return HalResult<void>::ok();
-        }
-        return HalResult<void>::failed(std::string(status.getDescription()));
-    }
-
-    template <typename R>
-    static HalResult<void> fromReturn(hardware::Return<R>& ret) {
-        return ret.isOk() ? HalResult<void>::ok() : HalResult<void>::failed(ret.description());
-    }
-
-    bool isOk() const { return !mUnsupported && !mFailed; }
-    bool isFailed() const { return !mUnsupported && mFailed; }
-    bool isUnsupported() const { return mUnsupported; }
-    const char* errorMessage() const { return mErrorMessage.c_str(); }
-
-private:
-    std::string mErrorMessage;
-    bool mFailed;
-    bool mUnsupported;
-
-    explicit HalResult(bool unsupported = false)
-          : mErrorMessage(), mFailed(false), mUnsupported(unsupported) {}
-    explicit HalResult(std::string errorMessage)
-          : mErrorMessage(std::move(errorMessage)), mFailed(true), mUnsupported(false) {}
-};
-
 // Wrapper for Power HAL handlers.
 class HalWrapper {
 public:
@@ -177,14 +52,13 @@
     virtual HalResult<void> setBoost(aidl::android::hardware::power::Boost boost,
                                      int32_t durationMs) = 0;
     virtual HalResult<void> setMode(aidl::android::hardware::power::Mode mode, bool enabled) = 0;
-    virtual HalResult<std::shared_ptr<aidl::android::hardware::power::IPowerHintSession>>
-    createHintSession(int32_t tgid, int32_t uid, const std::vector<int32_t>& threadIds,
-                      int64_t durationNanos) = 0;
-    virtual HalResult<std::shared_ptr<aidl::android::hardware::power::IPowerHintSession>>
-    createHintSessionWithConfig(int32_t tgid, int32_t uid, const std::vector<int32_t>& threadIds,
-                                int64_t durationNanos,
-                                aidl::android::hardware::power::SessionTag tag,
-                                aidl::android::hardware::power::SessionConfig* config) = 0;
+    virtual HalResult<std::shared_ptr<PowerHintSessionWrapper>> createHintSession(
+            int32_t tgid, int32_t uid, const std::vector<int32_t>& threadIds,
+            int64_t durationNanos) = 0;
+    virtual HalResult<std::shared_ptr<PowerHintSessionWrapper>> createHintSessionWithConfig(
+            int32_t tgid, int32_t uid, const std::vector<int32_t>& threadIds, int64_t durationNanos,
+            aidl::android::hardware::power::SessionTag tag,
+            aidl::android::hardware::power::SessionConfig* config) = 0;
     virtual HalResult<int64_t> getHintSessionPreferredRate() = 0;
     virtual HalResult<aidl::android::hardware::power::ChannelConfig> getSessionChannel(int tgid,
                                                                                        int uid) = 0;
@@ -200,14 +74,13 @@
     HalResult<void> setBoost(aidl::android::hardware::power::Boost boost,
                              int32_t durationMs) override;
     HalResult<void> setMode(aidl::android::hardware::power::Mode mode, bool enabled) override;
-    HalResult<std::shared_ptr<aidl::android::hardware::power::IPowerHintSession>> createHintSession(
+    HalResult<std::shared_ptr<PowerHintSessionWrapper>> createHintSession(
             int32_t tgid, int32_t uid, const std::vector<int32_t>& threadIds,
             int64_t durationNanos) override;
-    HalResult<std::shared_ptr<aidl::android::hardware::power::IPowerHintSession>>
-    createHintSessionWithConfig(int32_t tgid, int32_t uid, const std::vector<int32_t>& threadIds,
-                                int64_t durationNanos,
-                                aidl::android::hardware::power::SessionTag tag,
-                                aidl::android::hardware::power::SessionConfig* config) override;
+    HalResult<std::shared_ptr<PowerHintSessionWrapper>> createHintSessionWithConfig(
+            int32_t tgid, int32_t uid, const std::vector<int32_t>& threadIds, int64_t durationNanos,
+            aidl::android::hardware::power::SessionTag tag,
+            aidl::android::hardware::power::SessionConfig* config) override;
     HalResult<int64_t> getHintSessionPreferredRate() override;
     HalResult<aidl::android::hardware::power::ChannelConfig> getSessionChannel(int tgid,
                                                                                int uid) override;
@@ -285,14 +158,13 @@
     HalResult<void> setBoost(aidl::android::hardware::power::Boost boost,
                              int32_t durationMs) override;
     HalResult<void> setMode(aidl::android::hardware::power::Mode mode, bool enabled) override;
-    HalResult<std::shared_ptr<aidl::android::hardware::power::IPowerHintSession>> createHintSession(
+    HalResult<std::shared_ptr<PowerHintSessionWrapper>> createHintSession(
             int32_t tgid, int32_t uid, const std::vector<int32_t>& threadIds,
             int64_t durationNanos) override;
-    HalResult<std::shared_ptr<aidl::android::hardware::power::IPowerHintSession>>
-    createHintSessionWithConfig(int32_t tgid, int32_t uid, const std::vector<int32_t>& threadIds,
-                                int64_t durationNanos,
-                                aidl::android::hardware::power::SessionTag tag,
-                                aidl::android::hardware::power::SessionConfig* config) override;
+    HalResult<std::shared_ptr<PowerHintSessionWrapper>> createHintSessionWithConfig(
+            int32_t tgid, int32_t uid, const std::vector<int32_t>& threadIds, int64_t durationNanos,
+            aidl::android::hardware::power::SessionTag tag,
+            aidl::android::hardware::power::SessionConfig* config) override;
 
     HalResult<int64_t> getHintSessionPreferredRate() override;
     HalResult<aidl::android::hardware::power::ChannelConfig> getSessionChannel(int tgid,
@@ -307,14 +179,12 @@
     std::mutex mBoostMutex;
     std::mutex mModeMutex;
     std::shared_ptr<aidl::android::hardware::power::IPower> mHandle;
-    // Android framework only sends boost upto DISPLAY_UPDATE_IMMINENT.
-    // Need to increase the array size if more boost supported.
-    std::array<
-            std::atomic<HalSupport>,
-            static_cast<int32_t>(aidl::android::hardware::power::Boost::DISPLAY_UPDATE_IMMINENT) +
-                    1>
+    std::array<HalSupport,
+               static_cast<int32_t>(
+                       *(ndk::enum_range<aidl::android::hardware::power::Boost>().end() - 1)) +
+                       1>
             mBoostSupportedArray GUARDED_BY(mBoostMutex) = {HalSupport::UNKNOWN};
-    std::array<std::atomic<HalSupport>,
+    std::array<HalSupport,
                static_cast<int32_t>(
                        *(ndk::enum_range<aidl::android::hardware::power::Mode>().end() - 1)) +
                        1>
diff --git a/include/powermanager/PowerHintSessionWrapper.h b/include/powermanager/PowerHintSessionWrapper.h
new file mode 100644
index 0000000..ba6fe77
--- /dev/null
+++ b/include/powermanager/PowerHintSessionWrapper.h
@@ -0,0 +1,54 @@
+/*
+ * Copyright (C) 2024 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 <aidl/android/hardware/power/Boost.h>
+#include <aidl/android/hardware/power/ChannelConfig.h>
+#include <aidl/android/hardware/power/IPower.h>
+#include <aidl/android/hardware/power/IPowerHintSession.h>
+#include <aidl/android/hardware/power/Mode.h>
+#include <aidl/android/hardware/power/SessionConfig.h>
+#include <android-base/thread_annotations.h>
+#include "HalResult.h"
+
+namespace android::power {
+
+// Wrapper for power hint sessions, which allows for better mocking,
+// support checking, and failure handling than using hint sessions directly
+class PowerHintSessionWrapper {
+public:
+    virtual ~PowerHintSessionWrapper() = default;
+    PowerHintSessionWrapper(
+            std::shared_ptr<aidl::android::hardware::power::IPowerHintSession>&& session);
+    virtual HalResult<void> updateTargetWorkDuration(int64_t in_targetDurationNanos);
+    virtual HalResult<void> reportActualWorkDuration(
+            const std::vector<::aidl::android::hardware::power::WorkDuration>& in_durations);
+    virtual HalResult<void> pause();
+    virtual HalResult<void> resume();
+    virtual HalResult<void> close();
+    virtual HalResult<void> sendHint(::aidl::android::hardware::power::SessionHint in_hint);
+    virtual HalResult<void> setThreads(const std::vector<int32_t>& in_threadIds);
+    virtual HalResult<void> setMode(::aidl::android::hardware::power::SessionMode in_type,
+                                    bool in_enabled);
+    virtual HalResult<aidl::android::hardware::power::SessionConfig> getSessionConfig();
+
+private:
+    std::shared_ptr<aidl::android::hardware::power::IPowerHintSession> mSession;
+    int32_t mInterfaceVersion;
+};
+
+} // namespace android::power
\ No newline at end of file
diff --git a/libs/binder/Parcel.cpp b/libs/binder/Parcel.cpp
index c1770b3..35cea81 100644
--- a/libs/binder/Parcel.cpp
+++ b/libs/binder/Parcel.cpp
@@ -256,7 +256,7 @@
 
     if (const auto* rpcFields = maybeRpcFields()) {
         if (binder) {
-            status_t status = writeInt32(1); // non-null
+            status_t status = writeInt32(RpcFields::TYPE_BINDER); // non-null
             if (status != OK) return status;
             uint64_t address;
             // TODO(b/167966510): need to undo this if the Parcel is not sent
@@ -266,7 +266,7 @@
             status = writeUint64(address);
             if (status != OK) return status;
         } else {
-            status_t status = writeInt32(0); // null
+            status_t status = writeInt32(RpcFields::TYPE_BINDER_NULL); // null
             if (status != OK) return status;
         }
         return finishFlattenBinder(binder);
@@ -740,6 +740,12 @@
     return kernelFields->mHasFds;
 }
 
+status_t Parcel::hasBinders(bool* result) const {
+    status_t status = hasBindersInRange(0, dataSize(), result);
+    ALOGE_IF(status != NO_ERROR, "Error %d calling hasBindersInRange()", status);
+    return status;
+}
+
 std::vector<sp<IBinder>> Parcel::debugReadAllStrongBinders() const {
     std::vector<sp<IBinder>> ret;
 
@@ -799,6 +805,46 @@
     return ret;
 }
 
+status_t Parcel::hasBindersInRange(size_t offset, size_t len, bool* result) const {
+    if (len > INT32_MAX || offset > INT32_MAX) {
+        // Don't accept size_t values which may have come from an inadvertent conversion from a
+        // negative int.
+        return BAD_VALUE;
+    }
+    size_t limit;
+    if (__builtin_add_overflow(offset, len, &limit) || limit > mDataSize) {
+        return BAD_VALUE;
+    }
+    *result = false;
+    if (const auto* kernelFields = maybeKernelFields()) {
+#ifdef BINDER_WITH_KERNEL_IPC
+        for (size_t i = 0; i < kernelFields->mObjectsSize; i++) {
+            size_t pos = kernelFields->mObjects[i];
+            if (pos < offset) continue;
+            if (pos + sizeof(flat_binder_object) > offset + len) {
+                if (kernelFields->mObjectsSorted) {
+                    break;
+                } else {
+                    continue;
+                }
+            }
+            const flat_binder_object* flat =
+                    reinterpret_cast<const flat_binder_object*>(mData + pos);
+            if (flat->hdr.type == BINDER_TYPE_BINDER || flat->hdr.type == BINDER_TYPE_HANDLE) {
+                *result = true;
+                break;
+            }
+        }
+#else
+        LOG_ALWAYS_FATAL("Binder kernel driver disabled at build time");
+        return INVALID_OPERATION;
+#endif // BINDER_WITH_KERNEL_IPC
+    } else if (const auto* rpcFields = maybeRpcFields()) {
+        return INVALID_OPERATION;
+    }
+    return NO_ERROR;
+}
+
 status_t Parcel::hasFileDescriptorsInRange(size_t offset, size_t len, bool* result) const {
     if (len > INT32_MAX || offset > INT32_MAX) {
         // Don't accept size_t values which may have come from an inadvertent conversion from a
@@ -2930,14 +2976,14 @@
         return continueWrite(desired);
     }
 
+    releaseObjects();
+
     uint8_t* data = reallocZeroFree(mData, mDataCapacity, desired, mDeallocZero);
     if (!data && desired > mDataCapacity) {
         mError = NO_MEMORY;
         return NO_MEMORY;
     }
 
-    releaseObjects();
-
     if (data || desired == 0) {
         LOG_ALLOC("Parcel %p: restart from %zu to %zu capacity", this, mDataCapacity, desired);
         if (mDataCapacity > desired) {
diff --git a/libs/binder/include/binder/Parcel.h b/libs/binder/include/binder/Parcel.h
index d7096d8..5e18b91 100644
--- a/libs/binder/include/binder/Parcel.h
+++ b/libs/binder/include/binder/Parcel.h
@@ -101,7 +101,9 @@
     void                restoreAllowFds(bool lastValue);
 
     bool                hasFileDescriptors() const;
+    status_t hasBinders(bool* result) const;
     status_t hasFileDescriptorsInRange(size_t offset, size_t length, bool* result) const;
+    status_t hasBindersInRange(size_t offset, size_t length, bool* result) const;
 
     // returns all binder objects in the Parcel
     std::vector<sp<IBinder>> debugReadAllStrongBinders() const;
@@ -647,6 +649,8 @@
     void                freeDataNoInit();
     void                initState();
     void                scanForFds() const;
+    status_t scanForBinders(bool* result) const;
+
     status_t            validateReadData(size_t len) const;
 
     void                updateWorkSourceRequestHeaderPosition() const;
diff --git a/libs/binder/tests/binderParcelUnitTest.cpp b/libs/binder/tests/binderParcelUnitTest.cpp
index 34fc43f..32a70e5 100644
--- a/libs/binder/tests/binderParcelUnitTest.cpp
+++ b/libs/binder/tests/binderParcelUnitTest.cpp
@@ -23,6 +23,7 @@
 using android::BBinder;
 using android::IBinder;
 using android::IPCThreadState;
+using android::NO_ERROR;
 using android::OK;
 using android::Parcel;
 using android::sp;
@@ -164,6 +165,45 @@
     ASSERT_EQ(2, p2.readInt32());
 }
 
+TEST(Parcel, HasBinders) {
+    sp<IBinder> b1 = sp<BBinder>::make();
+
+    Parcel p1;
+    p1.writeInt32(1);
+    p1.writeStrongBinder(b1);
+
+    bool result = false;
+    ASSERT_EQ(NO_ERROR, p1.hasBinders(&result));
+    ASSERT_EQ(true, result);
+
+    p1.setDataSize(0); // clear data
+    result = false;
+    ASSERT_EQ(NO_ERROR, p1.hasBinders(&result));
+    ASSERT_EQ(false, result);
+    p1.writeStrongBinder(b1); // reset with binder data
+    result = false;
+    ASSERT_EQ(NO_ERROR, p1.hasBinders(&result));
+    ASSERT_EQ(true, result);
+
+    Parcel p3;
+    p3.appendFrom(&p1, 0, p1.dataSize());
+    result = false;
+    ASSERT_EQ(NO_ERROR, p1.hasBinders(&result));
+    ASSERT_EQ(true, result);
+}
+
+TEST(Parcel, HasBindersInRange) {
+    sp<IBinder> b1 = sp<BBinder>::make();
+    Parcel p1;
+    p1.writeStrongBinder(b1);
+    bool result = false;
+    ASSERT_EQ(NO_ERROR, p1.hasBindersInRange(0, p1.dataSize(), &result));
+    ASSERT_EQ(true, result);
+    result = false;
+    ASSERT_EQ(NO_ERROR, p1.hasBinders(&result));
+    ASSERT_EQ(true, result);
+}
+
 TEST(Parcel, AppendWithBinder) {
     sp<IBinder> b1 = sp<BBinder>::make();
     sp<IBinder> b2 = sp<BBinder>::make();
diff --git a/libs/binder/tests/parcel_fuzzer/binder.cpp b/libs/binder/tests/parcel_fuzzer/binder.cpp
index 08fe071..e378b86 100644
--- a/libs/binder/tests/parcel_fuzzer/binder.cpp
+++ b/libs/binder/tests/parcel_fuzzer/binder.cpp
@@ -115,6 +115,14 @@
         p.setDataPosition(pos);
         FUZZ_LOG() << "setDataPosition done";
     },
+    [] (const ::android::Parcel& p, FuzzedDataProvider& provider) {
+        size_t len = provider.ConsumeIntegralInRange<size_t>(0, 1024);
+        std::vector<uint8_t> bytes = provider.ConsumeBytes<uint8_t>(len);
+        FUZZ_LOG() << "about to setData: " <<(bytes.data() ? HexString(bytes.data(), bytes.size()) : "null");
+        // TODO: allow all read and write operations
+        (*const_cast<::android::Parcel*>(&p)).setData(bytes.data(), bytes.size());
+        FUZZ_LOG() << "setData done";
+    },
     PARCEL_READ_NO_STATUS(size_t, allowFds),
     PARCEL_READ_NO_STATUS(size_t, hasFileDescriptors),
     PARCEL_READ_NO_STATUS(std::vector<android::sp<android::IBinder>>, debugReadAllStrongBinders),
@@ -353,6 +361,20 @@
         FUZZ_LOG() << " status: " << status  << " result: " << result;
     },
     [] (const ::android::Parcel& p, FuzzedDataProvider& /*provider*/) {
+        FUZZ_LOG() << "about to call hasBinders() with status";
+        bool result;
+        status_t status = p.hasBinders(&result);
+        FUZZ_LOG() << " status: " << status  << " result: " << result;
+    },
+    [] (const ::android::Parcel& p, FuzzedDataProvider& /*provider*/) {
+        FUZZ_LOG() << "about to call hasBindersInRange() with status";
+        size_t offset = p.readUint32();
+        size_t length = p.readUint32();
+        bool result;
+        status_t status = p.hasBindersInRange(offset, length, &result);
+        FUZZ_LOG() << " status: " << status  << " result: " << result;
+    },
+    [] (const ::android::Parcel& p, FuzzedDataProvider& /*provider*/) {
         FUZZ_LOG() << "about to call compareDataInRange() with status";
         size_t thisOffset = p.readUint32();
         size_t otherOffset = p.readUint32();
diff --git a/libs/graphicsenv/GraphicsEnv.cpp b/libs/graphicsenv/GraphicsEnv.cpp
index 394a000..50c05f4 100644
--- a/libs/graphicsenv/GraphicsEnv.cpp
+++ b/libs/graphicsenv/GraphicsEnv.cpp
@@ -265,7 +265,8 @@
 
     auto vndkNamespace = android_get_exported_namespace("vndk");
     if (!vndkNamespace) {
-        return nullptr;
+        mDriverNamespace = nullptr;
+        return mDriverNamespace;
     }
 
     mDriverNamespace = android_create_namespace("updatable gfx driver",
@@ -617,7 +618,8 @@
 
     auto vndkNamespace = android_get_exported_namespace("vndk");
     if (!vndkNamespace) {
-        return nullptr;
+        mAngleNamespace = nullptr;
+        return mAngleNamespace;
     }
 
     if (!linkDriverNamespaceLocked(mAngleNamespace, vndkNamespace, "")) {
diff --git a/libs/gui/WindowInfo.cpp b/libs/gui/WindowInfo.cpp
index 9429d2c..86bf0ee 100644
--- a/libs/gui/WindowInfo.cpp
+++ b/libs/gui/WindowInfo.cpp
@@ -262,8 +262,6 @@
 }
 
 std::ostream& operator<<(std::ostream& out, const WindowInfo& info) {
-    std::string transform;
-    info.transform.dump(transform, "transform", "    ");
     out << "name=" << info.name << ", id=" << info.id << ", displayId=" << info.displayId
         << ", inputConfig=" << info.inputConfig.string() << ", alpha=" << info.alpha << ", frame=["
         << info.frame.left << "," << info.frame.top << "][" << info.frame.right << ","
@@ -274,9 +272,11 @@
         << ", ownerUid=" << info.ownerUid.toString() << ", dispatchingTimeout="
         << std::chrono::duration_cast<std::chrono::milliseconds>(info.dispatchingTimeout).count()
         << "ms, token=" << info.token.get()
-        << ", touchOcclusionMode=" << ftl::enum_string(info.touchOcclusionMode) << "\n"
-        << transform;
-    if (info.canOccludePresentation) out << " canOccludePresentation";
+        << ", touchOcclusionMode=" << ftl::enum_string(info.touchOcclusionMode);
+    if (info.canOccludePresentation) out << ", canOccludePresentation";
+    std::string transform;
+    info.transform.dump(transform, "transform", "    ");
+    out << "\n" << transform;
     return out;
 }
 
diff --git a/libs/input/Input.cpp b/libs/input/Input.cpp
index 9e0ce1d..ff9d9a9 100644
--- a/libs/input/Input.cpp
+++ b/libs/input/Input.cpp
@@ -60,6 +60,45 @@
     return !isFromSource(source, AINPUT_SOURCE_CLASS_POINTER);
 }
 
+int32_t resolveActionForSplitMotionEvent(
+        int32_t action, int32_t flags, const std::vector<PointerProperties>& pointerProperties,
+        const std::vector<PointerProperties>& splitPointerProperties) {
+    LOG_ALWAYS_FATAL_IF(splitPointerProperties.empty());
+    const auto maskedAction = MotionEvent::getActionMasked(action);
+    if (maskedAction != AMOTION_EVENT_ACTION_POINTER_DOWN &&
+        maskedAction != AMOTION_EVENT_ACTION_POINTER_UP) {
+        // The action is unaffected by splitting this motion event.
+        return action;
+    }
+    const auto actionIndex = MotionEvent::getActionIndex(action);
+    if (CC_UNLIKELY(actionIndex >= pointerProperties.size())) {
+        LOG(FATAL) << "Action index is out of bounds, index: " << actionIndex;
+    }
+
+    const auto affectedPointerId = pointerProperties[actionIndex].id;
+    std::optional<uint32_t> splitActionIndex;
+    for (uint32_t i = 0; i < splitPointerProperties.size(); i++) {
+        if (affectedPointerId == splitPointerProperties[i].id) {
+            splitActionIndex = i;
+            break;
+        }
+    }
+    if (!splitActionIndex.has_value()) {
+        // The affected pointer is not part of the split motion event.
+        return AMOTION_EVENT_ACTION_MOVE;
+    }
+
+    if (splitPointerProperties.size() > 1) {
+        return maskedAction | (*splitActionIndex << AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT);
+    }
+
+    if (maskedAction == AMOTION_EVENT_ACTION_POINTER_UP) {
+        return ((flags & AMOTION_EVENT_FLAG_CANCELED) != 0) ? AMOTION_EVENT_ACTION_CANCEL
+                                                            : AMOTION_EVENT_ACTION_UP;
+    }
+    return AMOTION_EVENT_ACTION_DOWN;
+}
+
 } // namespace
 
 const char* motionClassificationToString(MotionClassification classification) {
@@ -584,6 +623,28 @@
     }
 }
 
+void MotionEvent::splitFrom(const android::MotionEvent& other,
+                            std::bitset<MAX_POINTER_ID + 1> splitPointerIds, int32_t newEventId) {
+    // TODO(b/327503168): The down time should be a parameter to the split function, because only
+    //   the caller can know when the first event went down on the target.
+    const nsecs_t splitDownTime = other.mDownTime;
+
+    auto [action, pointerProperties, pointerCoords] =
+            split(other.getAction(), other.getFlags(), other.getHistorySize(),
+                  other.mPointerProperties, other.mSamplePointerCoords, splitPointerIds);
+
+    // Initialize the event with zero pointers, and manually set the split pointers.
+    initialize(newEventId, other.mDeviceId, other.mSource, other.mDisplayId, /*hmac=*/{}, action,
+               other.mActionButton, other.mFlags, other.mEdgeFlags, other.mMetaState,
+               other.mButtonState, other.mClassification, other.mTransform, other.mXPrecision,
+               other.mYPrecision, other.mRawXCursorPosition, other.mRawYCursorPosition,
+               other.mRawTransform, splitDownTime, other.getEventTime(), /*pointerCount=*/0,
+               pointerProperties.data(), pointerCoords.data());
+    mPointerProperties = std::move(pointerProperties);
+    mSamplePointerCoords = std::move(pointerCoords);
+    mSampleEventTimes = other.mSampleEventTimes;
+}
+
 void MotionEvent::addSample(
         int64_t eventTime,
         const PointerCoords* pointerCoords) {
@@ -690,6 +751,18 @@
     mTransform.set(currXOffset + xOffset, currYOffset + yOffset);
 }
 
+float MotionEvent::getRawXOffset() const {
+    // This is equivalent to the x-coordinate of the point that the origin of the raw coordinate
+    // space maps to.
+    return (mTransform * mRawTransform.inverse()).tx();
+}
+
+float MotionEvent::getRawYOffset() const {
+    // This is equivalent to the y-coordinate of the point that the origin of the raw coordinate
+    // space maps to.
+    return (mTransform * mRawTransform.inverse()).ty();
+}
+
 void MotionEvent::scale(float globalScaleFactor) {
     mTransform.set(mTransform.tx() * globalScaleFactor, mTransform.ty() * globalScaleFactor);
     mRawTransform.set(mRawTransform.tx() * globalScaleFactor,
@@ -934,6 +1007,45 @@
     return android::base::StringPrintf("%" PRId32, action);
 }
 
+std::tuple<int32_t, std::vector<PointerProperties>, std::vector<PointerCoords>> MotionEvent::split(
+        int32_t action, int32_t flags, int32_t historySize,
+        const std::vector<PointerProperties>& pointerProperties,
+        const std::vector<PointerCoords>& pointerCoords,
+        std::bitset<MAX_POINTER_ID + 1> splitPointerIds) {
+    LOG_ALWAYS_FATAL_IF(!splitPointerIds.any());
+    const auto pointerCount = pointerProperties.size();
+    LOG_ALWAYS_FATAL_IF(pointerCoords.size() != (pointerCount * (historySize + 1)));
+    const auto splitCount = splitPointerIds.count();
+
+    std::vector<PointerProperties> splitPointerProperties;
+    std::vector<PointerCoords> splitPointerCoords;
+
+    for (uint32_t i = 0; i < pointerCount; i++) {
+        if (splitPointerIds.test(pointerProperties[i].id)) {
+            splitPointerProperties.emplace_back(pointerProperties[i]);
+        }
+    }
+    for (uint32_t i = 0; i < pointerCoords.size(); i++) {
+        if (splitPointerIds.test(pointerProperties[i % pointerCount].id)) {
+            splitPointerCoords.emplace_back(pointerCoords[i]);
+        }
+    }
+    LOG_ALWAYS_FATAL_IF(splitPointerCoords.size() !=
+                        (splitPointerProperties.size() * (historySize + 1)));
+
+    if (CC_UNLIKELY(splitPointerProperties.size() != splitCount)) {
+        LOG(FATAL) << "Cannot split MotionEvent: Requested splitting " << splitCount
+                   << " pointers from the original event, but the original event only contained "
+                   << splitPointerProperties.size() << " of those pointers.";
+    }
+
+    // TODO(b/327503168): Verify the splitDownTime here once it is used correctly.
+
+    const auto splitAction = resolveActionForSplitMotionEvent(action, flags, pointerProperties,
+                                                              splitPointerProperties);
+    return {splitAction, splitPointerProperties, splitPointerCoords};
+}
+
 // Apply the given transformation to the point without checking whether the entire transform
 // should be disregarded altogether for the provided source.
 static inline vec2 calculateTransformedXYUnchecked(uint32_t source, const ui::Transform& transform,
diff --git a/libs/input/MotionPredictorMetricsManager.cpp b/libs/input/MotionPredictorMetricsManager.cpp
index 0412d08..6872af2 100644
--- a/libs/input/MotionPredictorMetricsManager.cpp
+++ b/libs/input/MotionPredictorMetricsManager.cpp
@@ -113,7 +113,12 @@
 // Adds new predictions to mRecentPredictions and maintains the invariant that elements are
 // sorted in ascending order of targetTimestamp.
 void MotionPredictorMetricsManager::onPredict(const MotionEvent& predictionEvent) {
-    for (size_t i = 0; i < predictionEvent.getHistorySize() + 1; ++i) {
+    const size_t numPredictions = predictionEvent.getHistorySize() + 1;
+    if (numPredictions > mMaxNumPredictions) {
+        LOG(WARNING) << "numPredictions (" << numPredictions << ") > mMaxNumPredictions ("
+                     << mMaxNumPredictions << "). Ignoring extra predictions in metrics.";
+    }
+    for (size_t i = 0; (i < numPredictions) && (i < mMaxNumPredictions); ++i) {
         // Convert MotionEvent to PredictionPoint.
         const PointerCoords* coords =
                 predictionEvent.getHistoricalRawPointerCoords(/*pointerIndex=*/0, i);
@@ -325,42 +330,44 @@
             mAtomFields[i].highVelocityOffTrajectoryRmse =
                     static_cast<int>(offTrajectoryRmse * 1000);
         }
+    }
 
-        // Scale-invariant errors: reported only for the last time bucket, where the values
-        // represent an average across all time buckets.
-        if (i + 1 == mMaxNumPredictions) {
-            // Compute error averages.
-            float alongTrajectoryRmseSum = 0;
-            float offTrajectoryRmseSum = 0;
-            for (size_t j = 0; j < mAggregatedMetrics.size(); ++j) {
-                // If we have general errors (checked above), we should always also have
-                // scale-invariant errors.
-                LOG_ALWAYS_FATAL_IF(mAggregatedMetrics[j].scaleInvariantErrorsCount == 0,
-                                    "mAggregatedMetrics[%zu].scaleInvariantErrorsCount is 0", j);
-
-                LOG_ALWAYS_FATAL_IF(mAggregatedMetrics[j].scaleInvariantAlongTrajectorySse < 0,
-                                    "mAggregatedMetrics[%zu].scaleInvariantAlongTrajectorySse = %f "
-                                    "should not be negative",
-                                    j, mAggregatedMetrics[j].scaleInvariantAlongTrajectorySse);
-                alongTrajectoryRmseSum +=
-                        std::sqrt(mAggregatedMetrics[j].scaleInvariantAlongTrajectorySse /
-                                  mAggregatedMetrics[j].scaleInvariantErrorsCount);
-
-                LOG_ALWAYS_FATAL_IF(mAggregatedMetrics[j].scaleInvariantOffTrajectorySse < 0,
-                                    "mAggregatedMetrics[%zu].scaleInvariantOffTrajectorySse = %f "
-                                    "should not be negative",
-                                    j, mAggregatedMetrics[j].scaleInvariantOffTrajectorySse);
-                offTrajectoryRmseSum +=
-                        std::sqrt(mAggregatedMetrics[j].scaleInvariantOffTrajectorySse /
-                                  mAggregatedMetrics[j].scaleInvariantErrorsCount);
+    // Scale-invariant errors: the average scale-invariant error across all time buckets
+    // is reported in the last time bucket.
+    {
+        // Compute error averages.
+        float alongTrajectoryRmseSum = 0;
+        float offTrajectoryRmseSum = 0;
+        int bucket_count = 0;
+        for (size_t j = 0; j < mAggregatedMetrics.size(); ++j) {
+            if (mAggregatedMetrics[j].scaleInvariantErrorsCount == 0) {
+                continue;
             }
 
-            const float averageAlongTrajectoryRmse =
-                    alongTrajectoryRmseSum / mAggregatedMetrics.size();
+            LOG_ALWAYS_FATAL_IF(mAggregatedMetrics[j].scaleInvariantAlongTrajectorySse < 0,
+                                "mAggregatedMetrics[%zu].scaleInvariantAlongTrajectorySse = %f "
+                                "should not be negative",
+                                j, mAggregatedMetrics[j].scaleInvariantAlongTrajectorySse);
+            alongTrajectoryRmseSum +=
+                    std::sqrt(mAggregatedMetrics[j].scaleInvariantAlongTrajectorySse /
+                              mAggregatedMetrics[j].scaleInvariantErrorsCount);
+
+            LOG_ALWAYS_FATAL_IF(mAggregatedMetrics[j].scaleInvariantOffTrajectorySse < 0,
+                                "mAggregatedMetrics[%zu].scaleInvariantOffTrajectorySse = %f "
+                                "should not be negative",
+                                j, mAggregatedMetrics[j].scaleInvariantOffTrajectorySse);
+            offTrajectoryRmseSum += std::sqrt(mAggregatedMetrics[j].scaleInvariantOffTrajectorySse /
+                                              mAggregatedMetrics[j].scaleInvariantErrorsCount);
+
+            ++bucket_count;
+        }
+
+        if (bucket_count > 0) {
+            const float averageAlongTrajectoryRmse = alongTrajectoryRmseSum / bucket_count;
             mAtomFields.back().scaleInvariantAlongTrajectoryRmse =
                     static_cast<int>(averageAlongTrajectoryRmse * 1000);
 
-            const float averageOffTrajectoryRmse = offTrajectoryRmseSum / mAggregatedMetrics.size();
+            const float averageOffTrajectoryRmse = offTrajectoryRmseSum / bucket_count;
             mAtomFields.back().scaleInvariantOffTrajectoryRmse =
                     static_cast<int>(averageOffTrajectoryRmse * 1000);
         }
diff --git a/libs/input/tests/InputEvent_test.cpp b/libs/input/tests/InputEvent_test.cpp
index a965573..0df06b7 100644
--- a/libs/input/tests/InputEvent_test.cpp
+++ b/libs/input/tests/InputEvent_test.cpp
@@ -23,6 +23,7 @@
 #include <gtest/gtest.h>
 #include <gui/constants.h>
 #include <input/Input.h>
+#include <input/InputEventBuilders.h>
 
 namespace android {
 
@@ -31,6 +32,18 @@
 
 static constexpr float EPSILON = MotionEvent::ROUNDING_PRECISION;
 
+static constexpr auto POINTER_0_DOWN =
+        AMOTION_EVENT_ACTION_POINTER_DOWN | (0 << AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT);
+
+static constexpr auto POINTER_1_DOWN =
+        AMOTION_EVENT_ACTION_POINTER_DOWN | (1 << AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT);
+
+static constexpr auto POINTER_0_UP =
+        AMOTION_EVENT_ACTION_POINTER_UP | (0 << AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT);
+
+static constexpr auto POINTER_1_UP =
+        AMOTION_EVENT_ACTION_POINTER_UP | (1 << AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT);
+
 class BaseTest : public testing::Test {
 protected:
     static constexpr std::array<uint8_t, 32> HMAC = {0,  1,  2,  3,  4,  5,  6,  7,  8,  9,  10,
@@ -358,8 +371,10 @@
     ASSERT_EQ(AMOTION_EVENT_BUTTON_PRIMARY, event->getButtonState());
     ASSERT_EQ(MotionClassification::NONE, event->getClassification());
     EXPECT_EQ(mTransform, event->getTransform());
-    ASSERT_EQ(X_OFFSET, event->getXOffset());
-    ASSERT_EQ(Y_OFFSET, event->getYOffset());
+    ASSERT_NEAR((-RAW_X_OFFSET / RAW_X_SCALE) * X_SCALE + X_OFFSET, event->getRawXOffset(),
+                EPSILON);
+    ASSERT_NEAR((-RAW_Y_OFFSET / RAW_Y_SCALE) * Y_SCALE + Y_OFFSET, event->getRawYOffset(),
+                EPSILON);
     ASSERT_EQ(2.0f, event->getXPrecision());
     ASSERT_EQ(2.1f, event->getYPrecision());
     ASSERT_EQ(ARBITRARY_DOWN_TIME, event->getDownTime());
@@ -554,25 +569,168 @@
     ASSERT_EQ(event.getX(0), copy.getX(0));
 }
 
+TEST_F(MotionEventTest, SplitPointerDown) {
+    MotionEvent event = MotionEventBuilder(POINTER_1_DOWN, AINPUT_SOURCE_TOUCHSCREEN)
+                                .downTime(ARBITRARY_DOWN_TIME)
+                                .pointer(PointerBuilder(/*id=*/4, ToolType::FINGER).x(4).y(4))
+                                .pointer(PointerBuilder(/*id=*/6, ToolType::FINGER).x(6).y(6))
+                                .pointer(PointerBuilder(/*id=*/8, ToolType::FINGER).x(8).y(8))
+                                .build();
+
+    MotionEvent splitDown;
+    std::bitset<MAX_POINTER_ID + 1> splitDownIds{};
+    splitDownIds.set(6, true);
+    splitDown.splitFrom(event, splitDownIds, /*eventId=*/42);
+    ASSERT_EQ(splitDown.getAction(), AMOTION_EVENT_ACTION_DOWN);
+    ASSERT_EQ(splitDown.getPointerCount(), 1u);
+    ASSERT_EQ(splitDown.getPointerId(0), 6);
+    ASSERT_EQ(splitDown.getX(0), 6);
+    ASSERT_EQ(splitDown.getY(0), 6);
+
+    MotionEvent splitPointerDown;
+    std::bitset<MAX_POINTER_ID + 1> splitPointerDownIds{};
+    splitPointerDownIds.set(6, true);
+    splitPointerDownIds.set(8, true);
+    splitPointerDown.splitFrom(event, splitPointerDownIds, /*eventId=*/42);
+    ASSERT_EQ(splitPointerDown.getAction(), POINTER_0_DOWN);
+    ASSERT_EQ(splitPointerDown.getPointerCount(), 2u);
+    ASSERT_EQ(splitPointerDown.getPointerId(0), 6);
+    ASSERT_EQ(splitPointerDown.getX(0), 6);
+    ASSERT_EQ(splitPointerDown.getY(0), 6);
+    ASSERT_EQ(splitPointerDown.getPointerId(1), 8);
+    ASSERT_EQ(splitPointerDown.getX(1), 8);
+    ASSERT_EQ(splitPointerDown.getY(1), 8);
+
+    MotionEvent splitMove;
+    std::bitset<MAX_POINTER_ID + 1> splitMoveIds{};
+    splitMoveIds.set(4, true);
+    splitMove.splitFrom(event, splitMoveIds, /*eventId=*/43);
+    ASSERT_EQ(splitMove.getAction(), AMOTION_EVENT_ACTION_MOVE);
+    ASSERT_EQ(splitMove.getPointerCount(), 1u);
+    ASSERT_EQ(splitMove.getPointerId(0), 4);
+    ASSERT_EQ(splitMove.getX(0), 4);
+    ASSERT_EQ(splitMove.getY(0), 4);
+}
+
+TEST_F(MotionEventTest, SplitPointerUp) {
+    MotionEvent event = MotionEventBuilder(POINTER_0_UP, AINPUT_SOURCE_TOUCHSCREEN)
+                                .downTime(ARBITRARY_DOWN_TIME)
+                                .pointer(PointerBuilder(/*id=*/4, ToolType::FINGER).x(4).y(4))
+                                .pointer(PointerBuilder(/*id=*/6, ToolType::FINGER).x(6).y(6))
+                                .pointer(PointerBuilder(/*id=*/8, ToolType::FINGER).x(8).y(8))
+                                .build();
+
+    MotionEvent splitUp;
+    std::bitset<MAX_POINTER_ID + 1> splitUpIds{};
+    splitUpIds.set(4, true);
+    splitUp.splitFrom(event, splitUpIds, /*eventId=*/42);
+    ASSERT_EQ(splitUp.getAction(), AMOTION_EVENT_ACTION_UP);
+    ASSERT_EQ(splitUp.getPointerCount(), 1u);
+    ASSERT_EQ(splitUp.getPointerId(0), 4);
+    ASSERT_EQ(splitUp.getX(0), 4);
+    ASSERT_EQ(splitUp.getY(0), 4);
+
+    MotionEvent splitPointerUp;
+    std::bitset<MAX_POINTER_ID + 1> splitPointerUpIds{};
+    splitPointerUpIds.set(4, true);
+    splitPointerUpIds.set(8, true);
+    splitPointerUp.splitFrom(event, splitPointerUpIds, /*eventId=*/42);
+    ASSERT_EQ(splitPointerUp.getAction(), POINTER_0_UP);
+    ASSERT_EQ(splitPointerUp.getPointerCount(), 2u);
+    ASSERT_EQ(splitPointerUp.getPointerId(0), 4);
+    ASSERT_EQ(splitPointerUp.getX(0), 4);
+    ASSERT_EQ(splitPointerUp.getY(0), 4);
+    ASSERT_EQ(splitPointerUp.getPointerId(1), 8);
+    ASSERT_EQ(splitPointerUp.getX(1), 8);
+    ASSERT_EQ(splitPointerUp.getY(1), 8);
+
+    MotionEvent splitMove;
+    std::bitset<MAX_POINTER_ID + 1> splitMoveIds{};
+    splitMoveIds.set(6, true);
+    splitMoveIds.set(8, true);
+    splitMove.splitFrom(event, splitMoveIds, /*eventId=*/43);
+    ASSERT_EQ(splitMove.getAction(), AMOTION_EVENT_ACTION_MOVE);
+    ASSERT_EQ(splitMove.getPointerCount(), 2u);
+    ASSERT_EQ(splitMove.getPointerId(0), 6);
+    ASSERT_EQ(splitMove.getX(0), 6);
+    ASSERT_EQ(splitMove.getY(0), 6);
+    ASSERT_EQ(splitMove.getPointerId(1), 8);
+    ASSERT_EQ(splitMove.getX(1), 8);
+    ASSERT_EQ(splitMove.getY(1), 8);
+}
+
+TEST_F(MotionEventTest, SplitPointerUpCancel) {
+    MotionEvent event = MotionEventBuilder(POINTER_1_UP, AINPUT_SOURCE_TOUCHSCREEN)
+                                .downTime(ARBITRARY_DOWN_TIME)
+                                .pointer(PointerBuilder(/*id=*/4, ToolType::FINGER).x(4).y(4))
+                                .pointer(PointerBuilder(/*id=*/6, ToolType::FINGER).x(6).y(6))
+                                .pointer(PointerBuilder(/*id=*/8, ToolType::FINGER).x(8).y(8))
+                                .addFlag(AMOTION_EVENT_FLAG_CANCELED)
+                                .build();
+
+    MotionEvent splitUp;
+    std::bitset<MAX_POINTER_ID + 1> splitUpIds{};
+    splitUpIds.set(6, true);
+    splitUp.splitFrom(event, splitUpIds, /*eventId=*/42);
+    ASSERT_EQ(splitUp.getAction(), AMOTION_EVENT_ACTION_CANCEL);
+    ASSERT_EQ(splitUp.getPointerCount(), 1u);
+    ASSERT_EQ(splitUp.getPointerId(0), 6);
+    ASSERT_EQ(splitUp.getX(0), 6);
+    ASSERT_EQ(splitUp.getY(0), 6);
+}
+
+TEST_F(MotionEventTest, SplitPointerMove) {
+    MotionEvent event = MotionEventBuilder(AMOTION_EVENT_ACTION_MOVE, AINPUT_SOURCE_TOUCHSCREEN)
+                                .downTime(ARBITRARY_DOWN_TIME)
+                                .pointer(PointerBuilder(/*id=*/4, ToolType::FINGER).x(4).y(4))
+                                .pointer(PointerBuilder(/*id=*/6, ToolType::FINGER).x(6).y(6))
+                                .pointer(PointerBuilder(/*id=*/8, ToolType::FINGER).x(8).y(8))
+                                .transform(ui::Transform(ui::Transform::ROT_90, 100, 100))
+                                .rawTransform(ui::Transform(ui::Transform::FLIP_H, 50, 50))
+                                .build();
+
+    MotionEvent splitMove;
+    std::bitset<MAX_POINTER_ID + 1> splitMoveIds{};
+    splitMoveIds.set(4, true);
+    splitMoveIds.set(8, true);
+    splitMove.splitFrom(event, splitMoveIds, /*eventId=*/42);
+    ASSERT_EQ(splitMove.getAction(), AMOTION_EVENT_ACTION_MOVE);
+    ASSERT_EQ(splitMove.getPointerCount(), 2u);
+    ASSERT_EQ(splitMove.getPointerId(0), 4);
+    ASSERT_EQ(splitMove.getX(0), event.getX(0));
+    ASSERT_EQ(splitMove.getY(0), event.getY(0));
+    ASSERT_EQ(splitMove.getRawX(0), event.getRawX(0));
+    ASSERT_EQ(splitMove.getRawY(0), event.getRawY(0));
+    ASSERT_EQ(splitMove.getPointerId(1), 8);
+    ASSERT_EQ(splitMove.getX(1), event.getX(2));
+    ASSERT_EQ(splitMove.getY(1), event.getY(2));
+    ASSERT_EQ(splitMove.getRawX(1), event.getRawX(2));
+    ASSERT_EQ(splitMove.getRawY(1), event.getRawY(2));
+}
+
 TEST_F(MotionEventTest, OffsetLocation) {
     MotionEvent event;
     initializeEventWithHistory(&event);
+    const float xOffset = event.getRawXOffset();
+    const float yOffset = event.getRawYOffset();
 
     event.offsetLocation(5.0f, -2.0f);
 
-    ASSERT_EQ(X_OFFSET + 5.0f, event.getXOffset());
-    ASSERT_EQ(Y_OFFSET - 2.0f, event.getYOffset());
+    ASSERT_EQ(xOffset + 5.0f, event.getRawXOffset());
+    ASSERT_EQ(yOffset - 2.0f, event.getRawYOffset());
 }
 
 TEST_F(MotionEventTest, Scale) {
     MotionEvent event;
     initializeEventWithHistory(&event);
     const float unscaledOrientation = event.getOrientation(0);
+    const float unscaledXOffset = event.getRawXOffset();
+    const float unscaledYOffset = event.getRawYOffset();
 
     event.scale(2.0f);
 
-    ASSERT_EQ(X_OFFSET * 2, event.getXOffset());
-    ASSERT_EQ(Y_OFFSET * 2, event.getYOffset());
+    ASSERT_EQ(unscaledXOffset * 2, event.getRawXOffset());
+    ASSERT_EQ(unscaledYOffset * 2, event.getRawYOffset());
 
     ASSERT_NEAR((RAW_X_OFFSET + 210 * RAW_X_SCALE) * 2, event.getRawX(0), EPSILON);
     ASSERT_NEAR((RAW_Y_OFFSET + 211 * RAW_Y_SCALE) * 2, event.getRawY(0), EPSILON);
diff --git a/libs/input/tests/InputPublisherAndConsumer_test.cpp b/libs/input/tests/InputPublisherAndConsumer_test.cpp
index f9d0bda..b5fab49 100644
--- a/libs/input/tests/InputPublisherAndConsumer_test.cpp
+++ b/libs/input/tests/InputPublisherAndConsumer_test.cpp
@@ -133,8 +133,10 @@
     EXPECT_EQ(args.buttonState, motionEvent.getButtonState());
     EXPECT_EQ(args.classification, motionEvent.getClassification());
     EXPECT_EQ(args.transform, motionEvent.getTransform());
-    EXPECT_EQ(args.xOffset, motionEvent.getXOffset());
-    EXPECT_EQ(args.yOffset, motionEvent.getYOffset());
+    EXPECT_NEAR((-args.rawXOffset / args.rawXScale) * args.xScale + args.xOffset,
+                motionEvent.getRawXOffset(), EPSILON);
+    EXPECT_NEAR((-args.rawYOffset / args.rawYScale) * args.yScale + args.yOffset,
+                motionEvent.getRawYOffset(), EPSILON);
     EXPECT_EQ(args.xPrecision, motionEvent.getXPrecision());
     EXPECT_EQ(args.yPrecision, motionEvent.getYPrecision());
     EXPECT_NEAR(args.xCursorPosition, motionEvent.getRawXCursorPosition(), EPSILON);
diff --git a/libs/input/tests/MotionPredictorMetricsManager_test.cpp b/libs/input/tests/MotionPredictorMetricsManager_test.cpp
index 31cc145..cc41eeb 100644
--- a/libs/input/tests/MotionPredictorMetricsManager_test.cpp
+++ b/libs/input/tests/MotionPredictorMetricsManager_test.cpp
@@ -238,14 +238,17 @@
 
 // --- Ground-truth-generation helper functions. ---
 
+// Generates numPoints ground truth points with values equal to those of the given
+// GroundTruthPoint, and with consecutive timestamps separated by the given inputInterval.
 std::vector<GroundTruthPoint> generateConstantGroundTruthPoints(
-        const GroundTruthPoint& groundTruthPoint, size_t numPoints) {
+        const GroundTruthPoint& groundTruthPoint, size_t numPoints,
+        nsecs_t inputInterval = TEST_PREDICTION_INTERVAL_NANOS) {
     std::vector<GroundTruthPoint> groundTruthPoints;
     nsecs_t timestamp = groundTruthPoint.timestamp;
     for (size_t i = 0; i < numPoints; ++i) {
         groundTruthPoints.emplace_back(groundTruthPoint);
         groundTruthPoints.back().timestamp = timestamp;
-        timestamp += TEST_PREDICTION_INTERVAL_NANOS;
+        timestamp += inputInterval;
     }
     return groundTruthPoints;
 }
@@ -280,7 +283,8 @@
     const GroundTruthPoint groundTruthPoint{{.position = Eigen::Vector2f(10, 20), .pressure = 0.3f},
                                             .timestamp = TEST_INITIAL_TIMESTAMP};
     const std::vector<GroundTruthPoint> groundTruthPoints =
-            generateConstantGroundTruthPoints(groundTruthPoint, /*numPoints=*/3);
+            generateConstantGroundTruthPoints(groundTruthPoint, /*numPoints=*/3,
+                                              /*inputInterval=*/10);
 
     ASSERT_EQ(3u, groundTruthPoints.size());
     // First point.
@@ -290,11 +294,11 @@
     // Second point.
     EXPECT_EQ(groundTruthPoints[1].position, groundTruthPoint.position);
     EXPECT_EQ(groundTruthPoints[1].pressure, groundTruthPoint.pressure);
-    EXPECT_GT(groundTruthPoints[1].timestamp, groundTruthPoints[0].timestamp);
+    EXPECT_EQ(groundTruthPoints[1].timestamp, groundTruthPoint.timestamp + 10);
     // Third point.
     EXPECT_EQ(groundTruthPoints[2].position, groundTruthPoint.position);
     EXPECT_EQ(groundTruthPoints[2].pressure, groundTruthPoint.pressure);
-    EXPECT_GT(groundTruthPoints[2].timestamp, groundTruthPoints[1].timestamp);
+    EXPECT_EQ(groundTruthPoints[2].timestamp, groundTruthPoint.timestamp + 20);
 }
 
 TEST(GenerateCircularArcGroundTruthTest, StraightLineUpwards) {
@@ -333,16 +337,19 @@
 
 // --- Prediction-generation helper functions. ---
 
-// Creates a sequence of predictions with values equal to those of the given GroundTruthPoint.
-std::vector<PredictionPoint> generateConstantPredictions(const GroundTruthPoint& groundTruthPoint) {
+// Generates TEST_MAX_NUM_PREDICTIONS predictions with values equal to those of the given
+// GroundTruthPoint, and with consecutive timestamps separated by the given predictionInterval.
+std::vector<PredictionPoint> generateConstantPredictions(
+        const GroundTruthPoint& groundTruthPoint,
+        nsecs_t predictionInterval = TEST_PREDICTION_INTERVAL_NANOS) {
     std::vector<PredictionPoint> predictions;
-    nsecs_t predictionTimestamp = groundTruthPoint.timestamp + TEST_PREDICTION_INTERVAL_NANOS;
+    nsecs_t predictionTimestamp = groundTruthPoint.timestamp + predictionInterval;
     for (size_t j = 0; j < TEST_MAX_NUM_PREDICTIONS; ++j) {
         predictions.push_back(PredictionPoint{{.position = groundTruthPoint.position,
                                                .pressure = groundTruthPoint.pressure},
                                               .originTimestamp = groundTruthPoint.timestamp,
                                               .targetTimestamp = predictionTimestamp});
-        predictionTimestamp += TEST_PREDICTION_INTERVAL_NANOS;
+        predictionTimestamp += predictionInterval;
     }
     return predictions;
 }
@@ -375,8 +382,9 @@
 TEST(GeneratePredictionsTest, GenerateConstantPredictions) {
     const GroundTruthPoint groundTruthPoint{{.position = Eigen::Vector2f(10, 20), .pressure = 0.3f},
                                             .timestamp = TEST_INITIAL_TIMESTAMP};
+    const nsecs_t predictionInterval = 10;
     const std::vector<PredictionPoint> predictionPoints =
-            generateConstantPredictions(groundTruthPoint);
+            generateConstantPredictions(groundTruthPoint, predictionInterval);
 
     ASSERT_EQ(TEST_MAX_NUM_PREDICTIONS, predictionPoints.size());
     for (size_t i = 0; i < predictionPoints.size(); ++i) {
@@ -385,8 +393,7 @@
         EXPECT_THAT(predictionPoints[i].pressure, FloatNear(groundTruthPoint.pressure, 1e-6));
         EXPECT_EQ(predictionPoints[i].originTimestamp, groundTruthPoint.timestamp);
         EXPECT_EQ(predictionPoints[i].targetTimestamp,
-                  groundTruthPoint.timestamp +
-                          static_cast<nsecs_t>(i + 1) * TEST_PREDICTION_INTERVAL_NANOS);
+                  TEST_INITIAL_TIMESTAMP + static_cast<nsecs_t>(i + 1) * predictionInterval);
     }
 }
 
@@ -678,12 +685,9 @@
 //  • groundTruthPoints: chronologically-ordered ground truth points, with at least 2 elements.
 //  • predictionPoints: the first index points to a vector of predictions corresponding to the
 //    source ground truth point with the same index.
-//     - The first element should be empty, because there are not expected to be predictions until
-//       we have received 2 ground truth points.
-//     - The last element may be empty, because there will be no future ground truth points to
-//       associate with those predictions (if not empty, it will be ignored).
+//     - For empty prediction vectors, MetricsManager::onPredict will not be called.
 //     - To test all prediction buckets, there should be at least TEST_MAX_NUM_PREDICTIONS non-empty
-//       prediction sets (that is, excluding the first and last). Thus, groundTruthPoints and
+//       prediction vectors (that is, excluding the first and last). Thus, groundTruthPoints and
 //       predictionPoints should have size at least TEST_MAX_NUM_PREDICTIONS + 2.
 //
 // When the function returns, outReportedAtomFields will contain the reported AtomFields.
@@ -697,19 +701,12 @@
                                                  createMockReportAtomFunction(
                                                          outReportedAtomFields));
 
-    // Validate structure of groundTruthPoints and predictionPoints.
-    ASSERT_EQ(predictionPoints.size(), groundTruthPoints.size());
     ASSERT_GE(groundTruthPoints.size(), 2u);
-    ASSERT_EQ(predictionPoints[0].size(), 0u);
-    for (size_t i = 1; i + 1 < predictionPoints.size(); ++i) {
-        SCOPED_TRACE(testing::Message() << "i = " << i);
-        ASSERT_EQ(predictionPoints[i].size(), TEST_MAX_NUM_PREDICTIONS);
-    }
+    ASSERT_EQ(predictionPoints.size(), groundTruthPoints.size());
 
-    // Pass ground truth points and predictions (for all except first and last ground truth).
     for (size_t i = 0; i < groundTruthPoints.size(); ++i) {
         metricsManager.onRecord(makeMotionEvent(groundTruthPoints[i]));
-        if ((i > 0) && (i + 1 < predictionPoints.size())) {
+        if (!predictionPoints[i].empty()) {
             metricsManager.onPredict(makeMotionEvent(predictionPoints[i]));
         }
     }
@@ -738,7 +735,7 @@
 // Perfect predictions test:
 //  • Input: constant input events, perfect predictions matching the input events.
 //  • Expectation: all error metrics should be zero, or NO_DATA_SENTINEL for "unreported" metrics.
-//    (For example, scale-invariant errors are only reported for the final time bucket.)
+//    (For example, scale-invariant errors are only reported for the last time bucket.)
 TEST(MotionPredictorMetricsManagerTest, ConstantGroundTruthPerfectPredictions) {
     GroundTruthPoint groundTruthPoint{{.position = Eigen::Vector2f(10.0f, 20.0f), .pressure = 0.6f},
                                       .timestamp = TEST_INITIAL_TIMESTAMP};
@@ -977,5 +974,35 @@
     }
 }
 
+// Robustness test:
+//  • Input: input events separated by a significantly greater time interval than the interval
+//    between predictions.
+//  • Expectation: the MetricsManager should not crash in this case. (No assertions are made about
+//    the resulting metrics.)
+//
+// In practice, this scenario could arise either if the input and prediction intervals are
+// mismatched, or if input events are missing (dropped or skipped for some reason).
+TEST(MotionPredictorMetricsManagerTest, MismatchedInputAndPredictionInterval) {
+    // Create two ground truth points separated by MAX_NUM_PREDICTIONS * PREDICTION_INTERVAL,
+    // so that the second ground truth point corresponds to the last prediction bucket. This
+    // ensures that the scale-invariant error codepath will be run, giving full code coverage.
+    GroundTruthPoint groundTruthPoint{{.position = Eigen::Vector2f(0.0f, 0.0f), .pressure = 0.5f},
+                                      .timestamp = TEST_INITIAL_TIMESTAMP};
+    const nsecs_t inputInterval = TEST_MAX_NUM_PREDICTIONS * TEST_PREDICTION_INTERVAL_NANOS;
+    const std::vector<GroundTruthPoint> groundTruthPoints =
+            generateConstantGroundTruthPoints(groundTruthPoint, /*numPoints=*/2, inputInterval);
+
+    // Create predictions separated by the prediction interval.
+    std::vector<std::vector<PredictionPoint>> predictionPoints;
+    for (size_t i = 0; i < groundTruthPoints.size(); ++i) {
+        predictionPoints.push_back(
+                generateConstantPredictions(groundTruthPoints[i], TEST_PREDICTION_INTERVAL_NANOS));
+    }
+
+    // Test that we can run the MetricsManager without crashing.
+    std::vector<AtomFields> reportedAtomFields;
+    runMetricsManager(groundTruthPoints, predictionPoints, reportedAtomFields);
+}
+
 } // namespace
 } // namespace android
diff --git a/libs/math/include/math/mat4.h b/libs/math/include/math/mat4.h
index 6119ba7..c630d97 100644
--- a/libs/math/include/math/mat4.h
+++ b/libs/math/include/math/mat4.h
@@ -34,6 +34,14 @@
 #define CONSTEXPR
 #endif
 
+#ifdef _WIN32
+// windows.h contains obsolete defines of 'near' and 'far' for systems using
+// legacy 16 bit pointers. Undefine them to avoid conflicting with the usage of
+// 'near' and 'far' in this file.
+#undef near
+#undef far
+#endif
+
 namespace android {
 // -------------------------------------------------------------------------------------
 namespace details {
diff --git a/libs/nativedisplay/Android.bp b/libs/nativedisplay/Android.bp
index f7f20b4..03f4f39 100644
--- a/libs/nativedisplay/Android.bp
+++ b/libs/nativedisplay/Android.bp
@@ -34,7 +34,13 @@
 
 cc_library_headers {
     name: "libnativedisplay_headers",
+    host_supported: true,
     export_include_dirs: ["include"],
+    target: {
+        windows: {
+            enabled: true,
+        },
+    },
 }
 
 cc_library_shared {
diff --git a/libs/nativewindow/Android.bp b/libs/nativewindow/Android.bp
index 0e90327..8558074 100644
--- a/libs/nativewindow/Android.bp
+++ b/libs/nativewindow/Android.bp
@@ -54,6 +54,11 @@
         "test_com.android.media.swcodec",
     ],
     host_supported: true,
+    target: {
+        windows: {
+            enabled: true,
+        },
+    },
 }
 
 ndk_library {
diff --git a/libs/nativewindow/include/android/hardware_buffer.h b/libs/nativewindow/include/android/hardware_buffer.h
index e0e30c3..6fcb3a4 100644
--- a/libs/nativewindow/include/android/hardware_buffer.h
+++ b/libs/nativewindow/include/android/hardware_buffer.h
@@ -52,6 +52,10 @@
 #include <inttypes.h>
 #include <sys/cdefs.h>
 
+#if !defined(__INTRODUCED_IN)
+#define __INTRODUCED_IN(__api_level) /* nothing */
+#endif
+
 __BEGIN_DECLS
 
 // clang-format off
diff --git a/libs/renderengine/skia/SkiaVkRenderEngine.cpp b/libs/renderengine/skia/SkiaVkRenderEngine.cpp
index eb7a9d5..feb76a1 100644
--- a/libs/renderengine/skia/SkiaVkRenderEngine.cpp
+++ b/libs/renderengine/skia/SkiaVkRenderEngine.cpp
@@ -25,6 +25,7 @@
 #include <GrContextOptions.h>
 #include <vk/GrVkExtensions.h>
 #include <vk/GrVkTypes.h>
+#include <include/gpu/ganesh/vk/GrVkBackendSemaphore.h>
 #include <include/gpu/ganesh/vk/GrVkDirectContext.h>
 
 #include <android-base/stringprintf.h>
@@ -766,8 +767,7 @@
     base::unique_fd fenceDup(dupedFd);
     VkSemaphore waitSemaphore =
             getVulkanInterface(isProtected()).importSemaphoreFromSyncFd(fenceDup.release());
-    GrBackendSemaphore beSemaphore;
-    beSemaphore.initVulkan(waitSemaphore);
+    GrBackendSemaphore beSemaphore = GrBackendSemaphores::MakeVk(waitSemaphore);
     grContext->wait(1, &beSemaphore, true /* delete after wait */);
 }
 
@@ -775,8 +775,7 @@
     VulkanInterface& vi = getVulkanInterface(isProtected());
     VkSemaphore semaphore = vi.createExportableSemaphore();
 
-    GrBackendSemaphore backendSemaphore;
-    backendSemaphore.initVulkan(semaphore);
+    GrBackendSemaphore backendSemaphore = GrBackendSemaphores::MakeVk(semaphore);
 
     GrFlushInfo flushInfo;
     DestroySemaphoreInfo* destroySemaphoreInfo = nullptr;
diff --git a/libs/sensorprivacy/Android.bp b/libs/sensorprivacy/Android.bp
index 1e7e707..00514c4 100644
--- a/libs/sensorprivacy/Android.bp
+++ b/libs/sensorprivacy/Android.bp
@@ -57,7 +57,6 @@
 filegroup {
     name: "libsensorprivacy_aidl",
     srcs: [
-        "aidl/android/hardware/CameraPrivacyAllowlistEntry.aidl",
         "aidl/android/hardware/ISensorPrivacyListener.aidl",
         "aidl/android/hardware/ISensorPrivacyManager.aidl",
     ],
diff --git a/libs/sensorprivacy/SensorPrivacyManager.cpp b/libs/sensorprivacy/SensorPrivacyManager.cpp
index fe93786..3f3ad93 100644
--- a/libs/sensorprivacy/SensorPrivacyManager.cpp
+++ b/libs/sensorprivacy/SensorPrivacyManager.cpp
@@ -155,10 +155,9 @@
     return DISABLED;
 }
 
-std::vector<hardware::CameraPrivacyAllowlistEntry>
-        SensorPrivacyManager::getCameraPrivacyAllowlist(){
+std::vector<String16> SensorPrivacyManager::getCameraPrivacyAllowlist(){
     sp<hardware::ISensorPrivacyManager> service = getService();
-    std::vector<hardware::CameraPrivacyAllowlistEntry> result;
+    std::vector<String16> result;
     if (service != nullptr) {
         service->getCameraPrivacyAllowlist(&result);
         return result;
diff --git a/libs/sensorprivacy/aidl/android/hardware/CameraPrivacyAllowlistEntry.aidl b/libs/sensorprivacy/aidl/android/hardware/CameraPrivacyAllowlistEntry.aidl
deleted file mode 100644
index 03e1537..0000000
--- a/libs/sensorprivacy/aidl/android/hardware/CameraPrivacyAllowlistEntry.aidl
+++ /dev/null
@@ -1,22 +0,0 @@
-/**
- * Copyright (c) 2024, 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.hardware;
-
-parcelable CameraPrivacyAllowlistEntry {
-    String packageName;
-    boolean isMandatory;
-}
diff --git a/libs/sensorprivacy/aidl/android/hardware/ISensorPrivacyManager.aidl b/libs/sensorprivacy/aidl/android/hardware/ISensorPrivacyManager.aidl
index b6bd39e..f707187 100644
--- a/libs/sensorprivacy/aidl/android/hardware/ISensorPrivacyManager.aidl
+++ b/libs/sensorprivacy/aidl/android/hardware/ISensorPrivacyManager.aidl
@@ -16,7 +16,6 @@
 
 package android.hardware;
 
-import android.hardware.CameraPrivacyAllowlistEntry;
 import android.hardware.ISensorPrivacyListener;
 
 /** @hide */
@@ -43,7 +42,7 @@
 
     void setToggleSensorPrivacyForProfileGroup(int userId, int source, int sensor, boolean enable);
 
-    List<CameraPrivacyAllowlistEntry> getCameraPrivacyAllowlist();
+    List<String> getCameraPrivacyAllowlist();
 
     int getToggleSensorPrivacyState(int toggleType, int sensor);
 
diff --git a/libs/sensorprivacy/include/sensorprivacy/SensorPrivacyManager.h b/libs/sensorprivacy/include/sensorprivacy/SensorPrivacyManager.h
index 9e97e16..8935b76 100644
--- a/libs/sensorprivacy/include/sensorprivacy/SensorPrivacyManager.h
+++ b/libs/sensorprivacy/include/sensorprivacy/SensorPrivacyManager.h
@@ -45,9 +45,7 @@
     enum {
         ENABLED = 1,
         DISABLED = 2,
-        AUTOMOTIVE_DRIVER_ASSISTANCE_HELPFUL_APPS = 3,
-        AUTOMOTIVE_DRIVER_ASSISTANCE_REQUIRED_APPS = 4,
-        AUTOMOTIVE_DRIVER_ASSISTANCE_APPS = 5
+        ENABLED_EXCEPT_ALLOWLISTED_APPS = 3
     };
 
     SensorPrivacyManager();
@@ -62,7 +60,7 @@
     bool isToggleSensorPrivacyEnabled(int toggleType, int sensor);
     status_t isToggleSensorPrivacyEnabled(int toggleType, int sensor, bool &result);
     int getToggleSensorPrivacyState(int toggleType, int sensor);
-    std::vector<hardware::CameraPrivacyAllowlistEntry> getCameraPrivacyAllowlist();
+    std::vector<String16> getCameraPrivacyAllowlist();
     bool isCameraPrivacyEnabled(String16 packageName);
 
     status_t linkToDeath(const sp<IBinder::DeathRecipient>& recipient);
diff --git a/services/batteryservice/include/batteryservice/BatteryService.h b/services/batteryservice/include/batteryservice/BatteryService.h
index 654c903..f697f94 100644
--- a/services/batteryservice/include/batteryservice/BatteryService.h
+++ b/services/batteryservice/include/batteryservice/BatteryService.h
@@ -34,9 +34,9 @@
     BATTERY_PROP_CAPACITY = 4, // equals BATTERY_PROPERTY_CAPACITY
     BATTERY_PROP_ENERGY_COUNTER = 5, // equals BATTERY_PROPERTY_ENERGY_COUNTER
     BATTERY_PROP_BATTERY_STATUS = 6, // equals BATTERY_PROPERTY_BATTERY_STATUS
-    BATTERY_PROP_CHARGING_POLICY = 7, // equals BATTERY_PROPERTY_CHARGING_POLICY
-    BATTERY_PROP_MANUFACTURING_DATE = 8, // equals BATTERY_PROPERTY_MANUFACTURING_DATE
-    BATTERY_PROP_FIRST_USAGE_DATE = 9, // equals BATTERY_PROPERTY_FIRST_USAGE_DATE
+    BATTERY_PROP_MANUFACTURING_DATE = 7, // equals BATTERY_PROPERTY_MANUFACTURING_DATE
+    BATTERY_PROP_FIRST_USAGE_DATE = 8, // equals BATTERY_PROPERTY_FIRST_USAGE_DATE
+    BATTERY_PROP_CHARGING_POLICY = 9, // equals BATTERY_PROPERTY_CHARGING_POLICY
     BATTERY_PROP_STATE_OF_HEALTH = 10, // equals BATTERY_PROPERTY_STATE_OF_HEALTH
     BATTERY_PROP_PART_STATUS = 12, // equals BATTERY_PROPERTY_PART_STATUS
 };
diff --git a/services/inputflinger/PointerChoreographer.cpp b/services/inputflinger/PointerChoreographer.cpp
index 3ac4285..9db3574 100644
--- a/services/inputflinger/PointerChoreographer.cpp
+++ b/services/inputflinger/PointerChoreographer.cpp
@@ -26,6 +26,7 @@
 namespace android {
 
 namespace {
+
 bool isFromMouse(const NotifyMotionArgs& args) {
     return isFromSource(args.source, AINPUT_SOURCE_MOUSE) &&
             args.pointerProperties[0].toolType == ToolType::MOUSE;
@@ -44,13 +45,23 @@
 bool isStylusHoverEvent(const NotifyMotionArgs& args) {
     return isStylusEvent(args.source, args.pointerProperties) && isHoverAction(args.action);
 }
+
+inline void notifyPointerDisplayChange(std::optional<std::tuple<int32_t, FloatPoint>> change,
+                                       PointerChoreographerPolicyInterface& policy) {
+    if (!change) {
+        return;
+    }
+    const auto& [displayId, cursorPosition] = *change;
+    policy.notifyPointerDisplayIdChanged(displayId, cursorPosition);
+}
+
 } // namespace
 
 // --- PointerChoreographer ---
 
 PointerChoreographer::PointerChoreographer(InputListenerInterface& listener,
                                            PointerChoreographerPolicyInterface& policy)
-      : mTouchControllerConstructor([this]() REQUIRES(mLock) {
+      : mTouchControllerConstructor([this]() {
             return mPolicy.createPointerController(
                     PointerControllerInterface::ControllerType::TOUCH);
         }),
@@ -62,10 +73,16 @@
         mStylusPointerIconEnabled(false) {}
 
 void PointerChoreographer::notifyInputDevicesChanged(const NotifyInputDevicesChangedArgs& args) {
-    std::scoped_lock _l(mLock);
+    PointerDisplayChange pointerDisplayChange;
 
-    mInputDeviceInfos = args.inputDeviceInfos;
-    updatePointerControllersLocked();
+    { // acquire lock
+        std::scoped_lock _l(mLock);
+
+        mInputDeviceInfos = args.inputDeviceInfos;
+        pointerDisplayChange = updatePointerControllersLocked();
+    } // release lock
+
+    notifyPointerDisplayChange(pointerDisplayChange, mPolicy);
     mNextListener.notify(args);
 }
 
@@ -104,7 +121,7 @@
                    << args.dump();
     }
 
-    auto [displayId, pc] = getDisplayIdAndMouseControllerLocked(args.displayId);
+    auto [displayId, pc] = ensureMouseControllerLocked(args.displayId);
 
     const float deltaX = args.pointerCoords[0].getAxisValue(AMOTION_EVENT_AXIS_RELATIVE_X);
     const float deltaY = args.pointerCoords[0].getAxisValue(AMOTION_EVENT_AXIS_RELATIVE_Y);
@@ -124,7 +141,7 @@
 }
 
 NotifyMotionArgs PointerChoreographer::processTouchpadEventLocked(const NotifyMotionArgs& args) {
-    auto [displayId, pc] = getDisplayIdAndMouseControllerLocked(args.displayId);
+    auto [displayId, pc] = ensureMouseControllerLocked(args.displayId);
 
     NotifyMotionArgs newArgs(args);
     newArgs.displayId = displayId;
@@ -308,17 +325,13 @@
     return associatedDisplayId == ADISPLAY_ID_NONE ? mDefaultMouseDisplayId : associatedDisplayId;
 }
 
-std::pair<int32_t, PointerControllerInterface&>
-PointerChoreographer::getDisplayIdAndMouseControllerLocked(int32_t associatedDisplayId) {
+std::pair<int32_t, PointerControllerInterface&> PointerChoreographer::ensureMouseControllerLocked(
+        int32_t associatedDisplayId) {
     const int32_t displayId = getTargetMouseDisplayLocked(associatedDisplayId);
 
-    // Get the mouse pointer controller for the display, or create one if it doesn't exist.
-    auto [it, emplaced] =
-            mMousePointersByDisplay.try_emplace(displayId,
-                                                getMouseControllerConstructor(displayId));
-    if (emplaced) {
-        notifyPointerDisplayIdChangedLocked();
-    }
+    auto it = mMousePointersByDisplay.find(displayId);
+    LOG_ALWAYS_FATAL_IF(it == mMousePointersByDisplay.end(),
+                        "There is no mouse controller created for display %d", displayId);
 
     return {displayId, *it->second};
 }
@@ -333,7 +346,7 @@
     return mDisplaysWithPointersHidden.find(displayId) == mDisplaysWithPointersHidden.end();
 }
 
-void PointerChoreographer::updatePointerControllersLocked() {
+PointerChoreographer::PointerDisplayChange PointerChoreographer::updatePointerControllersLocked() {
     std::set<int32_t /*displayId*/> mouseDisplaysToKeep;
     std::set<DeviceId> touchDevicesToKeep;
     std::set<DeviceId> stylusDevicesToKeep;
@@ -382,11 +395,12 @@
                 mInputDeviceInfos.end();
     });
 
-    // Notify the policy if there's a change on the pointer display ID.
-    notifyPointerDisplayIdChangedLocked();
+    // Check if we need to notify the policy if there's a change on the pointer display ID.
+    return calculatePointerDisplayChangeToNotify();
 }
 
-void PointerChoreographer::notifyPointerDisplayIdChangedLocked() {
+PointerChoreographer::PointerDisplayChange
+PointerChoreographer::calculatePointerDisplayChangeToNotify() {
     int32_t displayIdToNotify = ADISPLAY_ID_NONE;
     FloatPoint cursorPosition = {0, 0};
     if (const auto it = mMousePointersByDisplay.find(mDefaultMouseDisplayId);
@@ -398,38 +412,49 @@
         displayIdToNotify = pointerController->getDisplayId();
         cursorPosition = pointerController->getPosition();
     }
-
     if (mNotifiedPointerDisplayId == displayIdToNotify) {
-        return;
+        return {};
     }
-    mPolicy.notifyPointerDisplayIdChanged(displayIdToNotify, cursorPosition);
     mNotifiedPointerDisplayId = displayIdToNotify;
+    return {{displayIdToNotify, cursorPosition}};
 }
 
 void PointerChoreographer::setDefaultMouseDisplayId(int32_t displayId) {
-    std::scoped_lock _l(mLock);
+    PointerDisplayChange pointerDisplayChange;
 
-    mDefaultMouseDisplayId = displayId;
-    updatePointerControllersLocked();
+    { // acquire lock
+        std::scoped_lock _l(mLock);
+
+        mDefaultMouseDisplayId = displayId;
+        pointerDisplayChange = updatePointerControllersLocked();
+    } // release lock
+
+    notifyPointerDisplayChange(pointerDisplayChange, mPolicy);
 }
 
 void PointerChoreographer::setDisplayViewports(const std::vector<DisplayViewport>& viewports) {
-    std::scoped_lock _l(mLock);
-    for (const auto& viewport : viewports) {
-        const int32_t displayId = viewport.displayId;
-        if (const auto it = mMousePointersByDisplay.find(displayId);
-            it != mMousePointersByDisplay.end()) {
-            it->second->setDisplayViewport(viewport);
-        }
-        for (const auto& [deviceId, stylusPointerController] : mStylusPointersByDevice) {
-            const InputDeviceInfo* info = findInputDeviceLocked(deviceId);
-            if (info && info->getAssociatedDisplayId() == displayId) {
-                stylusPointerController->setDisplayViewport(viewport);
+    PointerDisplayChange pointerDisplayChange;
+
+    { // acquire lock
+        std::scoped_lock _l(mLock);
+        for (const auto& viewport : viewports) {
+            const int32_t displayId = viewport.displayId;
+            if (const auto it = mMousePointersByDisplay.find(displayId);
+                it != mMousePointersByDisplay.end()) {
+                it->second->setDisplayViewport(viewport);
+            }
+            for (const auto& [deviceId, stylusPointerController] : mStylusPointersByDevice) {
+                const InputDeviceInfo* info = findInputDeviceLocked(deviceId);
+                if (info && info->getAssociatedDisplayId() == displayId) {
+                    stylusPointerController->setDisplayViewport(viewport);
+                }
             }
         }
-    }
-    mViewports = viewports;
-    notifyPointerDisplayIdChangedLocked();
+        mViewports = viewports;
+        pointerDisplayChange = calculatePointerDisplayChangeToNotify();
+    } // release lock
+
+    notifyPointerDisplayChange(pointerDisplayChange, mPolicy);
 }
 
 std::optional<DisplayViewport> PointerChoreographer::getViewportForPointerDevice(
@@ -453,21 +478,33 @@
 }
 
 void PointerChoreographer::setShowTouchesEnabled(bool enabled) {
-    std::scoped_lock _l(mLock);
-    if (mShowTouchesEnabled == enabled) {
-        return;
-    }
-    mShowTouchesEnabled = enabled;
-    updatePointerControllersLocked();
+    PointerDisplayChange pointerDisplayChange;
+
+    { // acquire lock
+        std::scoped_lock _l(mLock);
+        if (mShowTouchesEnabled == enabled) {
+            return;
+        }
+        mShowTouchesEnabled = enabled;
+        pointerDisplayChange = updatePointerControllersLocked();
+    } // release lock
+
+    notifyPointerDisplayChange(pointerDisplayChange, mPolicy);
 }
 
 void PointerChoreographer::setStylusPointerIconEnabled(bool enabled) {
-    std::scoped_lock _l(mLock);
-    if (mStylusPointerIconEnabled == enabled) {
-        return;
-    }
-    mStylusPointerIconEnabled = enabled;
-    updatePointerControllersLocked();
+    PointerDisplayChange pointerDisplayChange;
+
+    { // acquire lock
+        std::scoped_lock _l(mLock);
+        if (mStylusPointerIconEnabled == enabled) {
+            return;
+        }
+        mStylusPointerIconEnabled = enabled;
+        pointerDisplayChange = updatePointerControllersLocked();
+    } // release lock
+
+    notifyPointerDisplayChange(pointerDisplayChange, mPolicy);
 }
 
 bool PointerChoreographer::setPointerIcon(
diff --git a/services/inputflinger/PointerChoreographer.h b/services/inputflinger/PointerChoreographer.h
index 6aab3aa..db1488b 100644
--- a/services/inputflinger/PointerChoreographer.h
+++ b/services/inputflinger/PointerChoreographer.h
@@ -109,11 +109,13 @@
     void dump(std::string& dump) override;
 
 private:
-    void updatePointerControllersLocked() REQUIRES(mLock);
-    void notifyPointerDisplayIdChangedLocked() REQUIRES(mLock);
+    using PointerDisplayChange =
+            std::optional<std::tuple<int32_t /*displayId*/, FloatPoint /*cursorPosition*/>>;
+    [[nodiscard]] PointerDisplayChange updatePointerControllersLocked() REQUIRES(mLock);
+    [[nodiscard]] PointerDisplayChange calculatePointerDisplayChangeToNotify() REQUIRES(mLock);
     const DisplayViewport* findViewportByIdLocked(int32_t displayId) const REQUIRES(mLock);
     int32_t getTargetMouseDisplayLocked(int32_t associatedDisplayId) const REQUIRES(mLock);
-    std::pair<int32_t, PointerControllerInterface&> getDisplayIdAndMouseControllerLocked(
+    std::pair<int32_t /*displayId*/, PointerControllerInterface&> ensureMouseControllerLocked(
             int32_t associatedDisplayId) REQUIRES(mLock);
     InputDeviceInfo* findInputDeviceLocked(DeviceId deviceId) REQUIRES(mLock);
     bool canUnfadeOnDisplay(int32_t displayId) REQUIRES(mLock);
diff --git a/services/inputflinger/dispatcher/InputDispatcher.cpp b/services/inputflinger/dispatcher/InputDispatcher.cpp
index 8858f0c..10e0a36 100644
--- a/services/inputflinger/dispatcher/InputDispatcher.cpp
+++ b/services/inputflinger/dispatcher/InputDispatcher.cpp
@@ -103,6 +103,26 @@
     }
 }
 
+// Helper to get a trace tracker from a traced key or motion entry.
+const std::unique_ptr<trace::EventTrackerInterface>& getTraceTracker(const EventEntry& entry) {
+    switch (entry.type) {
+        case EventEntry::Type::MOTION: {
+            const auto& motion = static_cast<const MotionEntry&>(entry);
+            ensureEventTraced(motion);
+            return motion.traceTracker;
+        }
+        case EventEntry::Type::KEY: {
+            const auto& key = static_cast<const KeyEntry&>(entry);
+            ensureEventTraced(key);
+            return key.traceTracker;
+        }
+        default: {
+            const static std::unique_ptr<trace::EventTrackerInterface> kNullTracker;
+            return kNullTracker;
+        }
+    }
+}
+
 // Temporarily releases a held mutex for the lifetime of the instance.
 // Named to match std::scoped_lock
 class scoped_unlock {
@@ -656,13 +676,13 @@
 std::vector<TouchedWindow> getHoveringWindowsLocked(const TouchState* oldState,
                                                     const TouchState& newTouchState,
                                                     const MotionEntry& entry) {
-    std::vector<TouchedWindow> out;
     const int32_t maskedAction = MotionEvent::getActionMasked(entry.action);
 
     if (maskedAction == AMOTION_EVENT_ACTION_SCROLL) {
         // ACTION_SCROLL events should not affect the hovering pointer dispatch
         return {};
     }
+    std::vector<TouchedWindow> out;
 
     // We should consider all hovering pointers here. But for now, just use the first one
     const PointerProperties& pointer = entry.pointerProperties[0];
@@ -1147,10 +1167,6 @@
                 dropReason = DropReason::BLOCKED;
             }
             done = dispatchKeyLocked(currentTime, keyEntry, &dropReason, nextWakeupTime);
-            if (done && mTracer) {
-                ensureEventTraced(*keyEntry);
-                mTracer->eventProcessingComplete(*keyEntry->traceTracker);
-            }
             break;
         }
 
@@ -1176,10 +1192,6 @@
                 }
             }
             done = dispatchMotionLocked(currentTime, motionEntry, &dropReason, nextWakeupTime);
-            if (done && mTracer) {
-                ensureEventTraced(*motionEntry);
-                mTracer->eventProcessingComplete(*motionEntry->traceTracker);
-            }
             break;
         }
 
@@ -1205,6 +1217,12 @@
         }
         mLastDropReason = dropReason;
 
+        if (mTracer) {
+            if (auto& traceTracker = getTraceTracker(*mPendingEvent); traceTracker != nullptr) {
+                mTracer->eventProcessingComplete(*traceTracker);
+            }
+        }
+
         releasePendingEventLocked();
         nextWakeupTime = LLONG_MIN; // force next poll to wake up immediately
     }
@@ -2558,9 +2576,9 @@
                 return {};
             }
 
-            // Drop touch events if requested by input feature
+            // Do not slide events to the window which can not receive motion event
             if (newTouchedWindowHandle != nullptr &&
-                shouldDropInput(entry, newTouchedWindowHandle)) {
+                !canWindowReceiveMotionLocked(newTouchedWindowHandle, entry)) {
                 newTouchedWindowHandle = nullptr;
             }
 
@@ -2633,19 +2651,14 @@
     {
         std::vector<TouchedWindow> hoveringWindows =
                 getHoveringWindowsLocked(oldState, tempTouchState, entry);
+        // Hardcode to single hovering pointer for now.
+        std::bitset<MAX_POINTER_ID + 1> pointerIds;
+        pointerIds.set(entry.pointerProperties[0].id);
         for (const TouchedWindow& touchedWindow : hoveringWindows) {
-            std::optional<InputTarget> target =
-                    createInputTargetLocked(touchedWindow.windowHandle, touchedWindow.dispatchMode,
-                                            touchedWindow.targetFlags,
-                                            touchedWindow.getDownTimeInTarget(entry.deviceId));
-            if (!target) {
-                continue;
-            }
-            // Hardcode to single hovering pointer for now.
-            std::bitset<MAX_POINTER_ID + 1> pointerIds;
-            pointerIds.set(entry.pointerProperties[0].id);
-            target->addPointers(pointerIds, touchedWindow.windowHandle->getInfo()->transform);
-            targets.push_back(*target);
+            addPointerWindowTargetLocked(touchedWindow.windowHandle, touchedWindow.dispatchMode,
+                                         touchedWindow.targetFlags, pointerIds,
+                                         touchedWindow.getDownTimeInTarget(entry.deviceId),
+                                         targets);
         }
     }
 
@@ -4268,72 +4281,13 @@
 std::unique_ptr<MotionEntry> InputDispatcher::splitMotionEvent(
         const MotionEntry& originalMotionEntry, std::bitset<MAX_POINTER_ID + 1> pointerIds,
         nsecs_t splitDownTime) {
-    ALOG_ASSERT(pointerIds.any());
+    const auto& [action, pointerProperties, pointerCoords] =
+            MotionEvent::split(originalMotionEntry.action, originalMotionEntry.flags,
+                               /*historySize=*/0, originalMotionEntry.pointerProperties,
+                               originalMotionEntry.pointerCoords, pointerIds);
 
-    uint32_t splitPointerIndexMap[MAX_POINTERS];
-    std::vector<PointerProperties> splitPointerProperties;
-    std::vector<PointerCoords> splitPointerCoords;
-
-    uint32_t originalPointerCount = originalMotionEntry.getPointerCount();
-    uint32_t splitPointerCount = 0;
-
-    for (uint32_t originalPointerIndex = 0; originalPointerIndex < originalPointerCount;
-         originalPointerIndex++) {
-        const PointerProperties& pointerProperties =
-                originalMotionEntry.pointerProperties[originalPointerIndex];
-        uint32_t pointerId = uint32_t(pointerProperties.id);
-        if (pointerIds.test(pointerId)) {
-            splitPointerIndexMap[splitPointerCount] = originalPointerIndex;
-            splitPointerProperties.push_back(pointerProperties);
-            splitPointerCoords.push_back(originalMotionEntry.pointerCoords[originalPointerIndex]);
-            splitPointerCount += 1;
-        }
-    }
-
-    if (splitPointerCount != pointerIds.count()) {
-        // This is bad.  We are missing some of the pointers that we expected to deliver.
-        // Most likely this indicates that we received an ACTION_MOVE events that has
-        // different pointer ids than we expected based on the previous ACTION_DOWN
-        // or ACTION_POINTER_DOWN events that caused us to decide to split the pointers
-        // in this way.
-        ALOGW("Dropping split motion event because the pointer count is %d but "
-              "we expected there to be %zu pointers.  This probably means we received "
-              "a broken sequence of pointer ids from the input device: %s",
-              splitPointerCount, pointerIds.count(), originalMotionEntry.getDescription().c_str());
-        return nullptr;
-    }
-
-    int32_t action = originalMotionEntry.action;
-    int32_t maskedAction = action & AMOTION_EVENT_ACTION_MASK;
-    if (maskedAction == AMOTION_EVENT_ACTION_POINTER_DOWN ||
-        maskedAction == AMOTION_EVENT_ACTION_POINTER_UP) {
-        int32_t originalPointerIndex = MotionEvent::getActionIndex(action);
-        const PointerProperties& pointerProperties =
-                originalMotionEntry.pointerProperties[originalPointerIndex];
-        uint32_t pointerId = uint32_t(pointerProperties.id);
-        if (pointerIds.test(pointerId)) {
-            if (pointerIds.count() == 1) {
-                // The first/last pointer went down/up.
-                action = maskedAction == AMOTION_EVENT_ACTION_POINTER_DOWN
-                        ? AMOTION_EVENT_ACTION_DOWN
-                        : (originalMotionEntry.flags & AMOTION_EVENT_FLAG_CANCELED) != 0
-                                ? AMOTION_EVENT_ACTION_CANCEL
-                                : AMOTION_EVENT_ACTION_UP;
-            } else {
-                // A secondary pointer went down/up.
-                uint32_t splitPointerIndex = 0;
-                while (pointerId != uint32_t(splitPointerProperties[splitPointerIndex].id)) {
-                    splitPointerIndex += 1;
-                }
-                action = maskedAction |
-                        (splitPointerIndex << AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT);
-            }
-        } else {
-            // An unrelated pointer changed.
-            action = AMOTION_EVENT_ACTION_MOVE;
-        }
-    }
-
+    // TODO(b/327503168): Move this check inside MotionEvent::split once all callers handle it
+    //   correctly.
     if (action == AMOTION_EVENT_ACTION_DOWN && splitDownTime != originalMotionEntry.eventTime) {
         logDispatchStateLocked();
         LOG_ALWAYS_FATAL("Split motion event has mismatching downTime and eventTime for "
@@ -4361,7 +4315,7 @@
                                           originalMotionEntry.yPrecision,
                                           originalMotionEntry.xCursorPosition,
                                           originalMotionEntry.yCursorPosition, splitDownTime,
-                                          splitPointerProperties, splitPointerCoords);
+                                          pointerProperties, pointerCoords);
 
     return splitMotionEntry;
 }
diff --git a/services/inputflinger/dispatcher/trace/InputTracer.cpp b/services/inputflinger/dispatcher/trace/InputTracer.cpp
index be09013..0be64e6 100644
--- a/services/inputflinger/dispatcher/trace/InputTracer.cpp
+++ b/services/inputflinger/dispatcher/trace/InputTracer.cpp
@@ -84,24 +84,24 @@
 
 void InputTracer::dispatchToTargetHint(const EventTrackerInterface& cookie,
                                        const InputTarget& target) {
-    auto& cookieState = getState(cookie);
-    if (!cookieState) {
+    auto& eventState = getState(cookie);
+    if (eventState.isEventProcessingComplete) {
         LOG(FATAL) << "dispatchToTargetHint() should not be called after eventProcessingComplete()";
     }
     // TODO(b/210460522): Determine if the event is sensitive based on the target.
 }
 
 void InputTracer::eventProcessingComplete(const EventTrackerInterface& cookie) {
-    auto& cookieState = getState(cookie);
-    if (!cookieState) {
+    auto& eventState = getState(cookie);
+    if (eventState.isEventProcessingComplete) {
         LOG(FATAL) << "Traced event was already logged. "
                       "eventProcessingComplete() was likely called more than once.";
     }
 
     std::visit(Visitor{[&](const TracedMotionEvent& e) { mBackend->traceMotionEvent(e); },
                        [&](const TracedKeyEvent& e) { mBackend->traceKeyEvent(e); }},
-               cookieState->event);
-    cookieState.reset();
+               eventState.event);
+    eventState.isEventProcessingComplete = true;
 }
 
 void InputTracer::traceEventDispatch(const DispatchEntry& dispatchEntry,
@@ -136,7 +136,7 @@
                                    /*hmac=*/{}});
 }
 
-std::optional<InputTracer::EventState>& InputTracer::getState(const EventTrackerInterface& cookie) {
+InputTracer::EventState& InputTracer::getState(const EventTrackerInterface& cookie) {
     return static_cast<const EventTrackerImpl&>(cookie).mState;
 }
 
@@ -146,18 +146,17 @@
       : mTracer(tracer), mState(event) {}
 
 InputTracer::EventTrackerImpl::~EventTrackerImpl() {
-    if (!mState) {
+    if (mState.isEventProcessingComplete) {
         // This event has already been written to the trace as expected.
         return;
     }
-    // We're still holding on to the state, which means it hasn't yet been written to the trace.
-    // Write it to the trace now.
+    // The event processing was never marked as complete, so do it now.
     // TODO(b/210460522): Determine why/where the event is being destroyed before
     //   eventProcessingComplete() is called.
     std::visit(Visitor{[&](const TracedMotionEvent& e) { mTracer.mBackend->traceMotionEvent(e); },
                        [&](const TracedKeyEvent& e) { mTracer.mBackend->traceKeyEvent(e); }},
-               mState->event);
-    mState.reset();
+               mState.event);
+    mState.isEventProcessingComplete = true;
 }
 
 } // namespace android::inputdispatcher::trace::impl
diff --git a/services/inputflinger/dispatcher/trace/InputTracer.h b/services/inputflinger/dispatcher/trace/InputTracer.h
index c8b25c9..1acac6d 100644
--- a/services/inputflinger/dispatcher/trace/InputTracer.h
+++ b/services/inputflinger/dispatcher/trace/InputTracer.h
@@ -51,13 +51,16 @@
 
     // The state of a tracked event.
     struct EventState {
+        explicit inline EventState(TracedEvent event) : event(std::move(event)){};
+
         const TracedEvent event;
+        bool isEventProcessingComplete{false};
         // TODO(b/210460522): Add additional args for tracking event sensitivity and
         //  dispatch target UIDs.
     };
 
     // Get the event state associated with a tracking cookie.
-    std::optional<EventState>& getState(const EventTrackerInterface&);
+    EventState& getState(const EventTrackerInterface&);
 
     // Implementation of the event tracker cookie. The cookie holds the event state directly for
     // convenience to avoid the overhead of tracking the state separately in InputTracer.
@@ -68,11 +71,9 @@
 
     private:
         InputTracer& mTracer;
-        // This event tracker cookie will only hold the state as long as it has not been written
-        // to the trace. The state is released when the event is written to the trace.
-        mutable std::optional<EventState> mState;
+        mutable EventState mState;
 
-        friend std::optional<EventState>& InputTracer::getState(const EventTrackerInterface&);
+        friend EventState& InputTracer::getState(const EventTrackerInterface&);
     };
 };
 
diff --git a/services/inputflinger/include/PointerChoreographerPolicyInterface.h b/services/inputflinger/include/PointerChoreographerPolicyInterface.h
index 8b47b55..462aedc 100644
--- a/services/inputflinger/include/PointerChoreographerPolicyInterface.h
+++ b/services/inputflinger/include/PointerChoreographerPolicyInterface.h
@@ -25,6 +25,9 @@
  *
  * This is the interface that PointerChoreographer uses to talk to Window Manager and other
  * system components.
+ *
+ * NOTE: In general, the PointerChoreographer must not interact with the policy while
+ * holding any locks.
  */
 class PointerChoreographerPolicyInterface {
 public:
@@ -37,6 +40,9 @@
      * for and runnable on the host, the PointerController implementation must be in a separate
      * library, libinputservice, that has the additional dependencies. The PointerController
      * will be mocked when testing PointerChoreographer.
+     *
+     * Since this is a factory method used to work around dependencies, it will not interact with
+     * other input components and may be called with the PointerChoreographer lock held.
      */
     virtual std::shared_ptr<PointerControllerInterface> createPointerController(
             PointerControllerInterface::ControllerType type) = 0;
diff --git a/services/inputflinger/reader/mapper/CursorInputMapper.cpp b/services/inputflinger/reader/mapper/CursorInputMapper.cpp
index 45f09ae..06f10e5 100644
--- a/services/inputflinger/reader/mapper/CursorInputMapper.cpp
+++ b/services/inputflinger/reader/mapper/CursorInputMapper.cpp
@@ -40,6 +40,8 @@
 // The default velocity control parameters that has no effect.
 static const VelocityControlParameters FLAT_VELOCITY_CONTROL_PARAMS{};
 
+static const bool ENABLE_POINTER_CHOREOGRAPHER = input_flags::enable_pointer_choreographer();
+
 // --- CursorMotionAccumulator ---
 
 CursorMotionAccumulator::CursorMotionAccumulator() {
@@ -76,9 +78,14 @@
 
 CursorInputMapper::CursorInputMapper(InputDeviceContext& deviceContext,
                                      const InputReaderConfiguration& readerConfig)
+      : CursorInputMapper(deviceContext, readerConfig, ENABLE_POINTER_CHOREOGRAPHER) {}
+
+CursorInputMapper::CursorInputMapper(InputDeviceContext& deviceContext,
+                                     const InputReaderConfiguration& readerConfig,
+                                     bool enablePointerChoreographer)
       : InputMapper(deviceContext, readerConfig),
         mLastEventTime(std::numeric_limits<nsecs_t>::min()),
-        mEnablePointerChoreographer(input_flags::enable_pointer_choreographer()),
+        mEnablePointerChoreographer(enablePointerChoreographer),
         mEnableNewMousePointerBallistics(input_flags::enable_new_mouse_pointer_ballistics()) {}
 
 CursorInputMapper::~CursorInputMapper() {
diff --git a/services/inputflinger/reader/mapper/CursorInputMapper.h b/services/inputflinger/reader/mapper/CursorInputMapper.h
index 1ddf6f2..ca541d9 100644
--- a/services/inputflinger/reader/mapper/CursorInputMapper.h
+++ b/services/inputflinger/reader/mapper/CursorInputMapper.h
@@ -133,6 +133,10 @@
 
     explicit CursorInputMapper(InputDeviceContext& deviceContext,
                                const InputReaderConfiguration& readerConfig);
+    // Constructor for testing.
+    explicit CursorInputMapper(InputDeviceContext& deviceContext,
+                               const InputReaderConfiguration& readerConfig,
+                               bool enablePointerChoreographer);
     void dumpParameters(std::string& dump);
     void configureBasicParams();
     void configureOnPointerCapture(const InputReaderConfiguration& config);
diff --git a/services/inputflinger/reader/mapper/TouchpadInputMapper.cpp b/services/inputflinger/reader/mapper/TouchpadInputMapper.cpp
index b990dd5..eacc66e 100644
--- a/services/inputflinger/reader/mapper/TouchpadInputMapper.cpp
+++ b/services/inputflinger/reader/mapper/TouchpadInputMapper.cpp
@@ -47,6 +47,8 @@
 
 namespace {
 
+static const bool ENABLE_POINTER_CHOREOGRAPHER = input_flags::enable_pointer_choreographer();
+
 /**
  * Log details of each gesture output by the gestures library.
  * Enable this via "adb shell setprop log.tag.TouchpadInputMapperGestures DEBUG" (requires
@@ -232,6 +234,11 @@
 
 TouchpadInputMapper::TouchpadInputMapper(InputDeviceContext& deviceContext,
                                          const InputReaderConfiguration& readerConfig)
+      : TouchpadInputMapper(deviceContext, readerConfig, ENABLE_POINTER_CHOREOGRAPHER) {}
+
+TouchpadInputMapper::TouchpadInputMapper(InputDeviceContext& deviceContext,
+                                         const InputReaderConfiguration& readerConfig,
+                                         bool enablePointerChoreographer)
       : InputMapper(deviceContext, readerConfig),
         mGestureInterpreter(NewGestureInterpreter(), DeleteGestureInterpreter),
         mPointerController(getContext()->getPointerController(getDeviceId())),
@@ -240,7 +247,7 @@
         mGestureConverter(*getContext(), deviceContext, getDeviceId()),
         mCapturedEventConverter(*getContext(), deviceContext, mMotionAccumulator, getDeviceId()),
         mMetricsId(metricsIdFromInputDeviceIdentifier(deviceContext.getDeviceIdentifier())),
-        mEnablePointerChoreographer(input_flags::enable_pointer_choreographer()) {
+        mEnablePointerChoreographer(enablePointerChoreographer) {
     RawAbsoluteAxisInfo slotAxisInfo;
     deviceContext.getAbsoluteAxisInfo(ABS_MT_SLOT, &slotAxisInfo);
     if (!slotAxisInfo.valid || slotAxisInfo.maxValue <= 0) {
diff --git a/services/inputflinger/reader/mapper/TouchpadInputMapper.h b/services/inputflinger/reader/mapper/TouchpadInputMapper.h
index 897edca..9f272cf 100644
--- a/services/inputflinger/reader/mapper/TouchpadInputMapper.h
+++ b/services/inputflinger/reader/mapper/TouchpadInputMapper.h
@@ -72,6 +72,10 @@
     void resetGestureInterpreter(nsecs_t when);
     explicit TouchpadInputMapper(InputDeviceContext& deviceContext,
                                  const InputReaderConfiguration& readerConfig);
+    // Constructor for testing.
+    explicit TouchpadInputMapper(InputDeviceContext& deviceContext,
+                                 const InputReaderConfiguration& readerConfig,
+                                 bool enablePointerChoreographer);
     void updatePalmDetectionMetrics();
     [[nodiscard]] std::list<NotifyArgs> sendHardwareState(nsecs_t when, nsecs_t readTime,
                                                           SelfContainedHardwareState schs);
diff --git a/services/inputflinger/tests/CursorInputMapper_test.cpp b/services/inputflinger/tests/CursorInputMapper_test.cpp
index 8c17221..de74067 100644
--- a/services/inputflinger/tests/CursorInputMapper_test.cpp
+++ b/services/inputflinger/tests/CursorInputMapper_test.cpp
@@ -157,9 +157,12 @@
         mFakePolicy->addDisplayViewport(createPrimaryViewport(ui::Rotation::Rotation0));
     }
 
+    virtual bool isPointerChoreographerEnabled() { return false; }
+
     void createMapper() {
         createDevice();
-        mMapper = createInputMapper<CursorInputMapper>(*mDeviceContext, mReaderConfiguration);
+        mMapper = createInputMapper<CursorInputMapper>(*mDeviceContext, mReaderConfiguration,
+                                                       isPointerChoreographerEnabled());
     }
 
     void setPointerCapture(bool enabled) {
@@ -194,10 +197,11 @@
 class CursorInputMapperUnitTest : public CursorInputMapperUnitTestBase {
 protected:
     void SetUp() override {
-        input_flags::enable_pointer_choreographer(false);
         input_flags::enable_new_mouse_pointer_ballistics(false);
         CursorInputMapperUnitTestBase::SetUp();
     }
+
+    bool isPointerChoreographerEnabled() override { return false; }
 };
 
 TEST_F(CursorInputMapperUnitTest, GetSourcesReturnsMouseInPointerMode) {
@@ -321,10 +325,10 @@
 
     // Disable pointer capture. Afterwards, events should be generated the usual way.
     setPointerCapture(false);
-    const auto expectedCoords = input_flags::enable_pointer_choreographer()
+    const auto expectedCoords = CursorInputMapperUnitTest::isPointerChoreographerEnabled()
             ? WithCoords(0, 0)
             : WithCoords(INITIAL_CURSOR_X + 10.0f, INITIAL_CURSOR_Y + 20.0f);
-    const auto expectedCursorPosition = input_flags::enable_pointer_choreographer()
+    const auto expectedCursorPosition = CursorInputMapperUnitTest::isPointerChoreographerEnabled()
             ? WithCursorPosition(INVALID_CURSOR_POSITION, INVALID_CURSOR_POSITION)
             : WithCursorPosition(INITIAL_CURSOR_X + 10.0f, INITIAL_CURSOR_Y + 20.0f);
     args.clear();
@@ -708,7 +712,9 @@
     createDevice();
     // Associate the InputDevice with the secondary display.
     ViewportFakingInputDeviceContext deviceContext(*mDevice, EVENTHUB_ID, secondaryViewport);
-    mMapper = createInputMapper<CursorInputMapper>(deviceContext, mReaderConfiguration);
+    mMapper = createInputMapper<
+            CursorInputMapper>(deviceContext, mReaderConfiguration,
+                               CursorInputMapperUnitTest::isPointerChoreographerEnabled());
 
     // Ensure input events are generated for the secondary display.
     std::list<NotifyArgs> args;
@@ -731,7 +737,9 @@
     createDevice();
     // Associate the InputDevice with the secondary display.
     ViewportFakingInputDeviceContext deviceContext(*mDevice, EVENTHUB_ID, secondaryViewport);
-    mMapper = createInputMapper<CursorInputMapper>(deviceContext, mReaderConfiguration);
+    mMapper = createInputMapper<
+            CursorInputMapper>(deviceContext, mReaderConfiguration,
+                               CursorInputMapperUnitTest::isPointerChoreographerEnabled());
 
     // The mapper should not generate any events because it is associated with a display that is
     // different from the pointer display.
@@ -837,7 +845,9 @@
       : public CursorInputMapperUnitTest,
         public testing::WithParamInterface<
                 std::tuple<int32_t /*evdevCode*/, int32_t /*expectedButtonState*/,
-                           int32_t /*expectedKeyCode*/>> {};
+                           int32_t /*expectedKeyCode*/>> {
+    virtual bool isPointerChoreographerEnabled() override { return false; }
+};
 
 TEST_P(CursorInputMapperButtonKeyTest, ProcessShouldHandleButtonKey) {
     auto [evdevCode, expectedButtonState, expectedKeyCode] = GetParam();
@@ -956,10 +966,11 @@
 class CursorInputMapperUnitTestWithChoreographer : public CursorInputMapperUnitTestBase {
 protected:
     void SetUp() override {
-        input_flags::enable_pointer_choreographer(true);
         input_flags::enable_new_mouse_pointer_ballistics(false);
         CursorInputMapperUnitTestBase::SetUp();
     }
+
+    bool isPointerChoreographerEnabled() override { return true; }
 };
 
 TEST_F(CursorInputMapperUnitTestWithChoreographer, PopulateDeviceInfoReturnsRangeFromPolicy) {
@@ -1288,10 +1299,11 @@
 class CursorInputMapperUnitTestWithNewBallistics : public CursorInputMapperUnitTestBase {
 protected:
     void SetUp() override {
-        input_flags::enable_pointer_choreographer(true);
         input_flags::enable_new_mouse_pointer_ballistics(true);
         CursorInputMapperUnitTestBase::SetUp();
     }
+
+    bool isPointerChoreographerEnabled() override { return true; }
 };
 
 TEST_F(CursorInputMapperUnitTestWithNewBallistics, PointerCaptureDisablesVelocityProcessing) {
@@ -1413,7 +1425,6 @@
 class BluetoothCursorInputMapperUnitTest : public CursorInputMapperUnitTestBase {
 protected:
     void SetUp() override {
-        input_flags::enable_pointer_choreographer(false);
         SetUpWithBus(BUS_BLUETOOTH);
 
         mFakePointerController = std::make_shared<FakePointerController>();
@@ -1531,12 +1542,13 @@
 class BluetoothCursorInputMapperUnitTestWithChoreographer : public CursorInputMapperUnitTestBase {
 protected:
     void SetUp() override {
-        input_flags::enable_pointer_choreographer(true);
         SetUpWithBus(BUS_BLUETOOTH);
 
         mFakePointerController = std::make_shared<FakePointerController>();
         mFakePolicy->setPointerController(mFakePointerController);
     }
+
+    bool isPointerChoreographerEnabled() override { return true; }
 };
 
 TEST_F(BluetoothCursorInputMapperUnitTestWithChoreographer, TimestampSmoothening) {
diff --git a/services/inputflinger/tests/TouchpadInputMapper_test.cpp b/services/inputflinger/tests/TouchpadInputMapper_test.cpp
index fbafbad..a92dce5 100644
--- a/services/inputflinger/tests/TouchpadInputMapper_test.cpp
+++ b/services/inputflinger/tests/TouchpadInputMapper_test.cpp
@@ -117,8 +117,11 @@
                     return base::ResultError("Axis not supported", NAME_NOT_FOUND);
                 });
         createDevice();
-        mMapper = createInputMapper<TouchpadInputMapper>(*mDeviceContext, mReaderConfiguration);
+        mMapper = createInputMapper<TouchpadInputMapper>(*mDeviceContext, mReaderConfiguration,
+                                                         isPointerChoreographerEnabled());
     }
+
+    virtual bool isPointerChoreographerEnabled() { return false; }
 };
 
 class TouchpadInputMapperTest : public TouchpadInputMapperTestBase {
@@ -182,10 +185,9 @@
 
 class TouchpadInputMapperTestWithChoreographer : public TouchpadInputMapperTestBase {
 protected:
-    void SetUp() override {
-        input_flags::enable_pointer_choreographer(true);
-        TouchpadInputMapperTestBase::SetUp();
-    }
+    void SetUp() override { TouchpadInputMapperTestBase::SetUp(); }
+
+    bool isPointerChoreographerEnabled() override { return true; }
 };
 
 // TODO(b/311416205): De-duplicate the test cases after the refactoring is complete and the flagging
diff --git a/services/powermanager/Android.bp b/services/powermanager/Android.bp
index 1f72e8b..3ea08fe 100644
--- a/services/powermanager/Android.bp
+++ b/services/powermanager/Android.bp
@@ -17,6 +17,7 @@
         "PowerHalController.cpp",
         "PowerHalLoader.cpp",
         "PowerHalWrapper.cpp",
+        "PowerHintSessionWrapper.cpp",
         "PowerSaveState.cpp",
         "Temperature.cpp",
         "WorkDuration.cpp",
diff --git a/services/powermanager/PowerHalController.cpp b/services/powermanager/PowerHalController.cpp
index bc178bc..40fd097 100644
--- a/services/powermanager/PowerHalController.cpp
+++ b/services/powermanager/PowerHalController.cpp
@@ -57,6 +57,10 @@
     PowerHalLoader::unloadAll();
 }
 
+int32_t HalConnector::getAidlVersion() {
+    return PowerHalLoader::getAidlVersion();
+}
+
 // -------------------------------------------------------------------------------------------------
 
 void PowerHalController::init() {
@@ -77,6 +81,22 @@
     return mConnectedHal;
 }
 
+// Using statement expression macro instead of a method lets the static be
+// scoped to the outer method while dodging the need for a support lookup table
+// This only works for AIDL methods that do not vary supported/unsupported depending
+// on their arguments (not setBoost, setMode) which do their own support checks
+#define CACHE_SUPPORT(version, method)                                    \
+    ({                                                                    \
+        static bool support = mHalConnector->getAidlVersion() >= version; \
+        !support ? decltype(method)::unsupported() : ({                   \
+            auto result = method;                                         \
+            if (result.isUnsupported()) {                                 \
+                support = false;                                          \
+            }                                                             \
+            std::move(result);                                            \
+        });                                                               \
+    })
+
 // Check if a call to Power HAL function failed; if so, log the failure and
 // invalidate the current Power HAL handle.
 template <typename T>
@@ -103,40 +123,49 @@
     return processHalResult(handle->setMode(mode, enabled), "setMode");
 }
 
-HalResult<std::shared_ptr<aidl::android::hardware::power::IPowerHintSession>>
-PowerHalController::createHintSession(int32_t tgid, int32_t uid,
-                                      const std::vector<int32_t>& threadIds,
-                                      int64_t durationNanos) {
+// Aidl-only methods
+
+HalResult<std::shared_ptr<PowerHintSessionWrapper>> PowerHalController::createHintSession(
+        int32_t tgid, int32_t uid, const std::vector<int32_t>& threadIds, int64_t durationNanos) {
     std::shared_ptr<HalWrapper> handle = initHal();
-    return processHalResult(handle->createHintSession(tgid, uid, threadIds, durationNanos),
-                            "createHintSession");
+    return CACHE_SUPPORT(2,
+                         processHalResult(handle->createHintSession(tgid, uid, threadIds,
+                                                                    durationNanos),
+                                          "createHintSession"));
 }
 
-HalResult<std::shared_ptr<aidl::android::hardware::power::IPowerHintSession>>
-PowerHalController::createHintSessionWithConfig(
+HalResult<std::shared_ptr<PowerHintSessionWrapper>> PowerHalController::createHintSessionWithConfig(
         int32_t tgid, int32_t uid, const std::vector<int32_t>& threadIds, int64_t durationNanos,
         aidl::android::hardware::power::SessionTag tag,
         aidl::android::hardware::power::SessionConfig* config) {
     std::shared_ptr<HalWrapper> handle = initHal();
-    return processHalResult(handle->createHintSessionWithConfig(tgid, uid, threadIds, durationNanos,
-                                                                tag, config),
-                            "createHintSessionWithConfig");
+    return CACHE_SUPPORT(5,
+                         processHalResult(handle->createHintSessionWithConfig(tgid, uid, threadIds,
+                                                                              durationNanos, tag,
+                                                                              config),
+                                          "createHintSessionWithConfig"));
 }
 
 HalResult<int64_t> PowerHalController::getHintSessionPreferredRate() {
     std::shared_ptr<HalWrapper> handle = initHal();
-    return processHalResult(handle->getHintSessionPreferredRate(), "getHintSessionPreferredRate");
+    return CACHE_SUPPORT(2,
+                         processHalResult(handle->getHintSessionPreferredRate(),
+                                          "getHintSessionPreferredRate"));
 }
 
 HalResult<aidl::android::hardware::power::ChannelConfig> PowerHalController::getSessionChannel(
         int tgid, int uid) {
     std::shared_ptr<HalWrapper> handle = initHal();
-    return processHalResult(handle->getSessionChannel(tgid, uid), "getSessionChannel");
+    return CACHE_SUPPORT(5,
+                         processHalResult(handle->getSessionChannel(tgid, uid),
+                                          "getSessionChannel"));
 }
 
 HalResult<void> PowerHalController::closeSessionChannel(int tgid, int uid) {
     std::shared_ptr<HalWrapper> handle = initHal();
-    return processHalResult(handle->closeSessionChannel(tgid, uid), "closeSessionChannel");
+    return CACHE_SUPPORT(5,
+                         processHalResult(handle->closeSessionChannel(tgid, uid),
+                                          "closeSessionChannel"));
 }
 
 } // namespace power
diff --git a/services/powermanager/PowerHalLoader.cpp b/services/powermanager/PowerHalLoader.cpp
index 2214461..ea284c3 100644
--- a/services/powermanager/PowerHalLoader.cpp
+++ b/services/powermanager/PowerHalLoader.cpp
@@ -60,6 +60,7 @@
 sp<V1_1::IPower> PowerHalLoader::gHalHidlV1_1 = nullptr;
 sp<V1_2::IPower> PowerHalLoader::gHalHidlV1_2 = nullptr;
 sp<V1_3::IPower> PowerHalLoader::gHalHidlV1_3 = nullptr;
+int32_t PowerHalLoader::gAidlInterfaceVersion = 0;
 
 void PowerHalLoader::unloadAll() {
     std::lock_guard<std::mutex> lock(gHalMutex);
@@ -89,6 +90,8 @@
             ndk::SpAIBinder(AServiceManager_waitForService(aidlServiceName.c_str())));
     if (gHalAidl) {
         ALOGI("Successfully connected to Power HAL AIDL service.");
+        gHalAidl->getInterfaceVersion(&gAidlInterfaceVersion);
+
     } else {
         ALOGI("Power HAL AIDL service not available.");
         gHalExists = false;
@@ -128,6 +131,10 @@
     return loadHal<V1_0::IPower>(gHalExists, gHalHidlV1_0, loadFn, "HIDL v1.0");
 }
 
+int32_t PowerHalLoader::getAidlVersion() {
+    return gAidlInterfaceVersion;
+}
+
 // -------------------------------------------------------------------------------------------------
 
 } // namespace power
diff --git a/services/powermanager/PowerHalWrapper.cpp b/services/powermanager/PowerHalWrapper.cpp
index 1009100..bd6685c 100644
--- a/services/powermanager/PowerHalWrapper.cpp
+++ b/services/powermanager/PowerHalWrapper.cpp
@@ -18,11 +18,10 @@
 #include <aidl/android/hardware/power/Boost.h>
 #include <aidl/android/hardware/power/IPowerHintSession.h>
 #include <aidl/android/hardware/power/Mode.h>
+#include <powermanager/HalResult.h>
 #include <powermanager/PowerHalWrapper.h>
 #include <utils/Log.h>
 
-#include <cinttypes>
-
 using namespace android::hardware::power;
 namespace Aidl = aidl::android::hardware::power;
 
@@ -31,15 +30,6 @@
 namespace power {
 
 // -------------------------------------------------------------------------------------------------
-inline HalResult<void> toHalResult(const ndk::ScopedAStatus& result) {
-    if (result.isOk()) {
-        return HalResult<void>::ok();
-    }
-    ALOGE("Power HAL request failed: %s", result.getDescription().c_str());
-    return HalResult<void>::failed(result.getDescription());
-}
-
-// -------------------------------------------------------------------------------------------------
 
 HalResult<void> EmptyHalWrapper::setBoost(Aidl::Boost boost, int32_t durationMs) {
     ALOGV("Skipped setBoost %s with duration %dms because %s", toString(boost).c_str(), durationMs,
@@ -53,19 +43,19 @@
     return HalResult<void>::unsupported();
 }
 
-HalResult<std::shared_ptr<Aidl::IPowerHintSession>> EmptyHalWrapper::createHintSession(
+HalResult<std::shared_ptr<PowerHintSessionWrapper>> EmptyHalWrapper::createHintSession(
         int32_t, int32_t, const std::vector<int32_t>& threadIds, int64_t) {
     ALOGV("Skipped createHintSession(task num=%zu) because %s", threadIds.size(),
           getUnsupportedMessage());
-    return HalResult<std::shared_ptr<Aidl::IPowerHintSession>>::unsupported();
+    return HalResult<std::shared_ptr<PowerHintSessionWrapper>>::unsupported();
 }
 
-HalResult<std::shared_ptr<Aidl::IPowerHintSession>> EmptyHalWrapper::createHintSessionWithConfig(
+HalResult<std::shared_ptr<PowerHintSessionWrapper>> EmptyHalWrapper::createHintSessionWithConfig(
         int32_t, int32_t, const std::vector<int32_t>& threadIds, int64_t, Aidl::SessionTag,
         Aidl::SessionConfig*) {
     ALOGV("Skipped createHintSessionWithConfig(task num=%zu) because %s", threadIds.size(),
           getUnsupportedMessage());
-    return HalResult<std::shared_ptr<Aidl::IPowerHintSession>>::unsupported();
+    return HalResult<std::shared_ptr<PowerHintSessionWrapper>>::unsupported();
 }
 
 HalResult<int64_t> EmptyHalWrapper::getHintSessionPreferredRate() {
@@ -225,7 +215,7 @@
     }
     lock.unlock();
 
-    return toHalResult(mHandle->setBoost(boost, durationMs));
+    return HalResult<void>::fromStatus(mHandle->setBoost(boost, durationMs));
 }
 
 HalResult<void> AidlHalWrapper::setMode(Aidl::Mode mode, bool enabled) {
@@ -253,25 +243,25 @@
     }
     lock.unlock();
 
-    return toHalResult(mHandle->setMode(mode, enabled));
+    return HalResult<void>::fromStatus(mHandle->setMode(mode, enabled));
 }
 
-HalResult<std::shared_ptr<Aidl::IPowerHintSession>> AidlHalWrapper::createHintSession(
+HalResult<std::shared_ptr<PowerHintSessionWrapper>> AidlHalWrapper::createHintSession(
         int32_t tgid, int32_t uid, const std::vector<int32_t>& threadIds, int64_t durationNanos) {
     std::shared_ptr<Aidl::IPowerHintSession> appSession;
-    return HalResult<std::shared_ptr<Aidl::IPowerHintSession>>::
+    return HalResult<std::shared_ptr<PowerHintSessionWrapper>>::
             fromStatus(mHandle->createHintSession(tgid, uid, threadIds, durationNanos, &appSession),
-                       std::move(appSession));
+                       std::make_shared<PowerHintSessionWrapper>(std::move(appSession)));
 }
 
-HalResult<std::shared_ptr<Aidl::IPowerHintSession>> AidlHalWrapper::createHintSessionWithConfig(
+HalResult<std::shared_ptr<PowerHintSessionWrapper>> AidlHalWrapper::createHintSessionWithConfig(
         int32_t tgid, int32_t uid, const std::vector<int32_t>& threadIds, int64_t durationNanos,
         Aidl::SessionTag tag, Aidl::SessionConfig* config) {
     std::shared_ptr<Aidl::IPowerHintSession> appSession;
-    return HalResult<std::shared_ptr<Aidl::IPowerHintSession>>::
+    return HalResult<std::shared_ptr<PowerHintSessionWrapper>>::
             fromStatus(mHandle->createHintSessionWithConfig(tgid, uid, threadIds, durationNanos,
                                                             tag, config, &appSession),
-                       std::move(appSession));
+                       std::make_shared<PowerHintSessionWrapper>(std::move(appSession)));
 }
 
 HalResult<int64_t> AidlHalWrapper::getHintSessionPreferredRate() {
@@ -287,7 +277,7 @@
 }
 
 HalResult<void> AidlHalWrapper::closeSessionChannel(int tgid, int uid) {
-    return toHalResult(mHandle->closeSessionChannel(tgid, uid));
+    return HalResult<void>::fromStatus(mHandle->closeSessionChannel(tgid, uid));
 }
 
 const char* AidlHalWrapper::getUnsupportedMessage() {
diff --git a/services/powermanager/PowerHintSessionWrapper.cpp b/services/powermanager/PowerHintSessionWrapper.cpp
new file mode 100644
index 0000000..930c7fa
--- /dev/null
+++ b/services/powermanager/PowerHintSessionWrapper.cpp
@@ -0,0 +1,80 @@
+/*
+ * Copyright (C) 2024 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 <powermanager/PowerHintSessionWrapper.h>
+
+using namespace aidl::android::hardware::power;
+
+namespace android::power {
+
+// Caches support for a given call in a static variable, checking both
+// the return value and interface version.
+#define CACHE_SUPPORT(version, method)                      \
+    ({                                                      \
+        static bool support = mInterfaceVersion >= version; \
+        !support ? decltype(method)::unsupported() : ({     \
+            auto result = method;                           \
+            if (result.isUnsupported()) {                   \
+                support = false;                            \
+            }                                               \
+            std::move(result);                              \
+        });                                                 \
+    })
+
+#define CHECK_SESSION(resultType)                                    \
+    if (mSession == nullptr) {                                       \
+        return HalResult<resultType>::failed("Session not running"); \
+    }
+
+// FWD_CALL just forwards calls from the wrapper to the session object.
+// It only works if the call has no return object, as is the case with all calls
+// except getSessionConfig.
+#define FWD_CALL(version, name, args, untypedArgs)                                              \
+    HalResult<void> PowerHintSessionWrapper::name args {                                        \
+        CHECK_SESSION(void)                                                                     \
+        return CACHE_SUPPORT(version, HalResult<void>::fromStatus(mSession->name untypedArgs)); \
+    }
+
+PowerHintSessionWrapper::PowerHintSessionWrapper(std::shared_ptr<IPowerHintSession>&& session)
+      : mSession(session) {
+    if (mSession != nullptr) {
+        mSession->getInterfaceVersion(&mInterfaceVersion);
+    }
+}
+
+// Support for individual hints/modes is not really handled here since there
+// is no way to check for it, so in the future if a way to check that is added,
+// this will need to be updated.
+
+FWD_CALL(2, updateTargetWorkDuration, (int64_t in_targetDurationNanos), (in_targetDurationNanos));
+FWD_CALL(2, reportActualWorkDuration, (const std::vector<WorkDuration>& in_durations),
+         (in_durations));
+FWD_CALL(2, pause, (), ());
+FWD_CALL(2, resume, (), ());
+FWD_CALL(2, close, (), ());
+FWD_CALL(4, sendHint, (SessionHint in_hint), (in_hint));
+FWD_CALL(4, setThreads, (const std::vector<int32_t>& in_threadIds), (in_threadIds));
+FWD_CALL(5, setMode, (SessionMode in_type, bool in_enabled), (in_type, in_enabled));
+
+HalResult<SessionConfig> PowerHintSessionWrapper::getSessionConfig() {
+    CHECK_SESSION(SessionConfig);
+    SessionConfig config;
+    return CACHE_SUPPORT(5,
+                         HalResult<SessionConfig>::fromStatus(mSession->getSessionConfig(&config),
+                                                              std::move(config)));
+}
+
+} // namespace android::power
diff --git a/services/powermanager/tests/Android.bp b/services/powermanager/tests/Android.bp
index 6fc96c0..a05ce2b 100644
--- a/services/powermanager/tests/Android.bp
+++ b/services/powermanager/tests/Android.bp
@@ -37,6 +37,7 @@
         "PowerHalWrapperHidlV1_1Test.cpp",
         "PowerHalWrapperHidlV1_2Test.cpp",
         "PowerHalWrapperHidlV1_3Test.cpp",
+        "PowerHintSessionWrapperTest.cpp",
         "WorkSourceTest.cpp",
     ],
     cflags: [
diff --git a/services/powermanager/tests/PowerHalWrapperAidlTest.cpp b/services/powermanager/tests/PowerHalWrapperAidlTest.cpp
index a720296..1589c99 100644
--- a/services/powermanager/tests/PowerHalWrapperAidlTest.cpp
+++ b/services/powermanager/tests/PowerHalWrapperAidlTest.cpp
@@ -86,6 +86,10 @@
 
 void PowerHalWrapperAidlTest::SetUp() {
     mMockHal = ndk::SharedRefBase::make<StrictMock<MockIPower>>();
+    EXPECT_CALL(*mMockHal, getInterfaceVersion(_)).WillRepeatedly(([](int32_t* ret) {
+        *ret = 5;
+        return ndk::ScopedAStatus::ok();
+    }));
     mWrapper = std::make_unique<AidlHalWrapper>(mMockHal);
     ASSERT_NE(nullptr, mWrapper);
 }
@@ -130,10 +134,12 @@
 }
 
 TEST_F(PowerHalWrapperAidlTest, TestSetBoostUnsupported) {
-    EXPECT_CALL(*mMockHal.get(), isBoostSupported(Eq(Boost::INTERACTION), _))
-            .Times(Exactly(1))
-            .WillOnce(DoAll(SetArgPointee<1>(false),
-                            Return(testing::ByMove(ndk::ScopedAStatus::ok()))));
+    EXPECT_CALL(*mMockHal.get(), isBoostSupported(_, _))
+            .Times(Exactly(2))
+            .WillRepeatedly([](Boost, bool* ret) {
+                *ret = false;
+                return ndk::ScopedAStatus::ok();
+            });
 
     auto result = mWrapper->setBoost(Boost::INTERACTION, 1000);
     ASSERT_TRUE(result.isUnsupported());
@@ -311,3 +317,29 @@
     auto closeResult = mWrapper->closeSessionChannel(tgid, uid);
     ASSERT_TRUE(closeResult.isOk());
 }
+
+TEST_F(PowerHalWrapperAidlTest, TestCreateHintSessionWithConfigUnsupported) {
+    std::vector<int> threadIds{gettid()};
+    int32_t tgid = 999;
+    int32_t uid = 1001;
+    int64_t durationNanos = 16666666L;
+    SessionTag tag = SessionTag::OTHER;
+    SessionConfig out;
+    EXPECT_CALL(*mMockHal.get(),
+                createHintSessionWithConfig(Eq(tgid), Eq(uid), Eq(threadIds), Eq(durationNanos),
+                                            Eq(tag), _, _))
+            .Times(1)
+            .WillOnce(Return(testing::ByMove(
+                    ndk::ScopedAStatus::fromExceptionCode(EX_UNSUPPORTED_OPERATION))));
+    auto result =
+            mWrapper->createHintSessionWithConfig(tgid, uid, threadIds, durationNanos, tag, &out);
+    ASSERT_TRUE(result.isUnsupported());
+    Mock::VerifyAndClearExpectations(mMockHal.get());
+    EXPECT_CALL(*mMockHal.get(),
+                createHintSessionWithConfig(Eq(tgid), Eq(uid), Eq(threadIds), Eq(durationNanos),
+                                            Eq(tag), _, _))
+            .WillOnce(Return(
+                    testing::ByMove(ndk::ScopedAStatus::fromStatus(STATUS_UNKNOWN_TRANSACTION))));
+    result = mWrapper->createHintSessionWithConfig(tgid, uid, threadIds, durationNanos, tag, &out);
+    ASSERT_TRUE(result.isUnsupported());
+}
diff --git a/services/powermanager/tests/PowerHintSessionWrapperTest.cpp b/services/powermanager/tests/PowerHintSessionWrapperTest.cpp
new file mode 100644
index 0000000..7743fa4
--- /dev/null
+++ b/services/powermanager/tests/PowerHintSessionWrapperTest.cpp
@@ -0,0 +1,140 @@
+/*
+ * Copyright (C) 2024 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/hardware/power/IPowerHintSession.h>
+#include <powermanager/PowerHintSessionWrapper.h>
+
+#include <gmock/gmock.h>
+#include <gtest/gtest.h>
+
+using aidl::android::hardware::power::IPowerHintSession;
+using android::power::PowerHintSessionWrapper;
+
+using namespace android;
+using namespace std::chrono_literals;
+using namespace testing;
+
+class MockIPowerHintSession : public IPowerHintSession {
+public:
+    MockIPowerHintSession() = default;
+    MOCK_METHOD(::ndk::ScopedAStatus, updateTargetWorkDuration, (int64_t in_targetDurationNanos),
+                (override));
+    MOCK_METHOD(::ndk::ScopedAStatus, reportActualWorkDuration,
+                (const std::vector<::aidl::android::hardware::power::WorkDuration>& in_durations),
+                (override));
+    MOCK_METHOD(::ndk::ScopedAStatus, pause, (), (override));
+    MOCK_METHOD(::ndk::ScopedAStatus, resume, (), (override));
+    MOCK_METHOD(::ndk::ScopedAStatus, close, (), (override));
+    MOCK_METHOD(::ndk::ScopedAStatus, sendHint,
+                (::aidl::android::hardware::power::SessionHint in_hint), (override));
+    MOCK_METHOD(::ndk::ScopedAStatus, setThreads, (const std::vector<int32_t>& in_threadIds),
+                (override));
+    MOCK_METHOD(::ndk::ScopedAStatus, setMode,
+                (::aidl::android::hardware::power::SessionMode in_type, bool in_enabled),
+                (override));
+    MOCK_METHOD(::ndk::ScopedAStatus, getSessionConfig,
+                (::aidl::android::hardware::power::SessionConfig * _aidl_return), (override));
+    MOCK_METHOD(::ndk::ScopedAStatus, getInterfaceVersion, (int32_t * _aidl_return), (override));
+    MOCK_METHOD(::ndk::ScopedAStatus, getInterfaceHash, (std::string * _aidl_return), (override));
+    MOCK_METHOD(::ndk::SpAIBinder, asBinder, (), (override));
+    MOCK_METHOD(bool, isRemote, (), (override));
+};
+
+class PowerHintSessionWrapperTest : public Test {
+public:
+    void SetUp() override;
+
+protected:
+    std::shared_ptr<NiceMock<MockIPowerHintSession>> mMockSession = nullptr;
+    std::unique_ptr<PowerHintSessionWrapper> mSession = nullptr;
+};
+
+void PowerHintSessionWrapperTest::SetUp() {
+    mMockSession = ndk::SharedRefBase::make<NiceMock<MockIPowerHintSession>>();
+    EXPECT_CALL(*mMockSession, getInterfaceVersion(_)).WillRepeatedly(([](int32_t* ret) {
+        *ret = 5;
+        return ndk::ScopedAStatus::ok();
+    }));
+    mSession = std::make_unique<PowerHintSessionWrapper>(mMockSession);
+    ASSERT_NE(nullptr, mSession);
+}
+
+TEST_F(PowerHintSessionWrapperTest, updateTargetWorkDuration) {
+    EXPECT_CALL(*mMockSession.get(), updateTargetWorkDuration(1000000000))
+            .WillOnce(Return(ndk::ScopedAStatus::ok()));
+    auto status = mSession->updateTargetWorkDuration(1000000000);
+    ASSERT_TRUE(status.isOk());
+}
+
+TEST_F(PowerHintSessionWrapperTest, reportActualWorkDuration) {
+    EXPECT_CALL(*mMockSession.get(),
+                reportActualWorkDuration(
+                        std::vector<::aidl::android::hardware::power::WorkDuration>()))
+            .WillOnce(Return(ndk::ScopedAStatus::ok()));
+    auto status = mSession->reportActualWorkDuration(
+            std::vector<::aidl::android::hardware::power::WorkDuration>());
+    ASSERT_TRUE(status.isOk());
+}
+
+TEST_F(PowerHintSessionWrapperTest, pause) {
+    EXPECT_CALL(*mMockSession.get(), pause()).WillOnce(Return(ndk::ScopedAStatus::ok()));
+    auto status = mSession->pause();
+    ASSERT_TRUE(status.isOk());
+}
+
+TEST_F(PowerHintSessionWrapperTest, resume) {
+    EXPECT_CALL(*mMockSession.get(), resume()).WillOnce(Return(ndk::ScopedAStatus::ok()));
+    auto status = mSession->resume();
+    ASSERT_TRUE(status.isOk());
+}
+
+TEST_F(PowerHintSessionWrapperTest, close) {
+    EXPECT_CALL(*mMockSession.get(), close()).WillOnce(Return(ndk::ScopedAStatus::ok()));
+    auto status = mSession->close();
+    ASSERT_TRUE(status.isOk());
+}
+
+TEST_F(PowerHintSessionWrapperTest, sendHint) {
+    EXPECT_CALL(*mMockSession.get(),
+                sendHint(::aidl::android::hardware::power::SessionHint::CPU_LOAD_UP))
+            .WillOnce(Return(ndk::ScopedAStatus::ok()));
+    auto status = mSession->sendHint(::aidl::android::hardware::power::SessionHint::CPU_LOAD_UP);
+    ASSERT_TRUE(status.isOk());
+}
+
+TEST_F(PowerHintSessionWrapperTest, setThreads) {
+    EXPECT_CALL(*mMockSession.get(), setThreads(_)).WillOnce(Return(ndk::ScopedAStatus::ok()));
+    auto status = mSession->setThreads(std::vector<int32_t>{gettid()});
+    ASSERT_TRUE(status.isOk());
+}
+
+TEST_F(PowerHintSessionWrapperTest, setMode) {
+    EXPECT_CALL(*mMockSession.get(),
+                setMode(::aidl::android::hardware::power::SessionMode::POWER_EFFICIENCY, true))
+            .WillOnce(Return(ndk::ScopedAStatus::ok()));
+    auto status = mSession->setMode(::aidl::android::hardware::power::SessionMode::POWER_EFFICIENCY,
+                                    true);
+    ASSERT_TRUE(status.isOk());
+}
+
+TEST_F(PowerHintSessionWrapperTest, getSessionConfig) {
+    EXPECT_CALL(*mMockSession.get(), getSessionConfig(_))
+            .WillOnce(DoAll(SetArgPointee<0>(
+                                    aidl::android::hardware::power::SessionConfig{.id = 12L}),
+                            Return(ndk::ScopedAStatus::ok())));
+    auto status = mSession->getSessionConfig();
+    ASSERT_TRUE(status.isOk());
+}
diff --git a/services/sensorservice/SensorService.h b/services/sensorservice/SensorService.h
index 118d928..bd54d24 100644
--- a/services/sensorservice/SensorService.h
+++ b/services/sensorservice/SensorService.h
@@ -340,8 +340,8 @@
             binder::Status onSensorPrivacyChanged(int toggleType, int sensor,
                                                   bool enabled);
 
-            // This callback is used for additional automotive-specific states for sensor privacy
-            // such as AUTO_DRIVER_ASSISTANCE_APPS. The newly defined states will only be valid
+            // This callback is used for additional automotive-specific state for sensor privacy
+            // such as ENABLED_EXCEPT_ALLOWLISTED_APPS. The newly defined states will only be valid
             // for camera privacy on automotive devices. onSensorPrivacyChanged() will still be
             // invoked whenever the enabled status of a toggle changes.
             binder::Status onSensorPrivacyStateChanged(int, int, int) {return binder::Status::ok();}
diff --git a/services/surfaceflinger/Android.bp b/services/surfaceflinger/Android.bp
index 6a0ea22..d771803 100644
--- a/services/surfaceflinger/Android.bp
+++ b/services/surfaceflinger/Android.bp
@@ -12,7 +12,10 @@
     name: "surfaceflinger_flags",
     package: "com.android.graphics.surfaceflinger.flags",
     container: "system",
-    srcs: ["surfaceflinger_flags.aconfig"],
+    srcs: [
+        "surfaceflinger_flags.aconfig",
+        "surfaceflinger_flags_new.aconfig",
+    ],
 }
 
 cc_aconfig_library {
@@ -42,6 +45,7 @@
         "android.hardware.power-ndk_shared",
         "librenderengine_deps",
         "libtimestats_deps",
+        "libsurfaceflinger_common_deps",
         "surfaceflinger_defaults",
     ],
     cflags: [
@@ -82,7 +86,6 @@
         "libinput",
         "libutils",
         "libSurfaceFlingerProp",
-        "server_configurable_flags",
     ],
     static_libs: [
         "libaidlcommonsupport",
@@ -95,10 +98,8 @@
         "libscheduler",
         "libserviceutils",
         "libshaders",
-        "libsurfaceflinger_common",
         "libtimestats",
         "libtonemap",
-        "libsurfaceflingerflags",
     ],
     header_libs: [
         "android.hardware.graphics.composer@2.1-command-buffer",
diff --git a/services/surfaceflinger/CompositionEngine/Android.bp b/services/surfaceflinger/CompositionEngine/Android.bp
index 0b01c66..a52cc87 100644
--- a/services/surfaceflinger/CompositionEngine/Android.bp
+++ b/services/surfaceflinger/CompositionEngine/Android.bp
@@ -38,7 +38,6 @@
         "libSurfaceFlingerProp",
         "libui",
         "libutils",
-        "server_configurable_flags",
     ],
     static_libs: [
         "liblayers_proto",
@@ -90,24 +89,23 @@
 
 cc_library {
     name: "libcompositionengine",
-    defaults: ["libcompositionengine_defaults"],
-    static_libs: [
-        "libsurfaceflinger_common",
-        "libsurfaceflingerflags",
+    defaults: [
+        "libcompositionengine_defaults",
+        "libsurfaceflinger_common_deps",
     ],
     srcs: [
         ":libcompositionengine_sources",
     ],
     local_include_dirs: ["include"],
     export_include_dirs: ["include"],
-    shared_libs: [
-        "server_configurable_flags",
-    ],
 }
 
 cc_library {
     name: "libcompositionengine_mocks",
-    defaults: ["libcompositionengine_defaults"],
+    defaults: [
+        "libcompositionengine_defaults",
+        "libsurfaceflinger_common_test_deps",
+    ],
     srcs: [
         "mock/CompositionEngine.cpp",
         "mock/Display.cpp",
@@ -123,11 +121,6 @@
         "libgtest",
         "libgmock",
         "libcompositionengine",
-        "libsurfaceflinger_common_test",
-        "libsurfaceflingerflags_test",
-    ],
-    shared_libs: [
-        "server_configurable_flags",
     ],
     local_include_dirs: ["include"],
     export_include_dirs: ["include"],
@@ -140,7 +133,10 @@
         "frameworks/native/services/surfaceflinger/common/include",
         "frameworks/native/services/surfaceflinger/tests/unittests",
     ],
-    defaults: ["libcompositionengine_defaults"],
+    defaults: [
+        "libcompositionengine_defaults",
+        "libsurfaceflinger_common_test_deps",
+    ],
     srcs: [
         ":libcompositionengine_sources",
         "tests/planner/CachedSetTest.cpp",
@@ -166,14 +162,11 @@
         "librenderengine_mocks",
         "libgmock",
         "libgtest",
-        "libsurfaceflinger_common_test",
-        "libsurfaceflingerflags_test",
     ],
     shared_libs: [
         // For some reason, libvulkan isn't picked up from librenderengine
         // Probably ASAN related?
         "libvulkan",
-        "server_configurable_flags",
     ],
     sanitize: {
         hwaddress: true,
diff --git a/services/surfaceflinger/DisplayHardware/PowerAdvisor.cpp b/services/surfaceflinger/DisplayHardware/PowerAdvisor.cpp
index a0c943b..8dfbeb8 100644
--- a/services/surfaceflinger/DisplayHardware/PowerAdvisor.cpp
+++ b/services/surfaceflinger/DisplayHardware/PowerAdvisor.cpp
@@ -233,7 +233,7 @@
             auto ret = mHintSession->updateTargetWorkDuration(targetDuration.ns());
             if (!ret.isOk()) {
                 ALOGW("Failed to set power hint target work duration with error: %s",
-                      ret.getDescription().c_str());
+                      ret.errorMessage());
                 mHintSession = nullptr;
             }
         }
@@ -293,8 +293,7 @@
 
         auto ret = mHintSession->reportActualWorkDuration(mHintSessionQueue);
         if (!ret.isOk()) {
-            ALOGW("Failed to report actual work durations with error: %s",
-                  ret.getDescription().c_str());
+            ALOGW("Failed to report actual work durations with error: %s", ret.errorMessage());
             mHintSession = nullptr;
             return;
         }
diff --git a/services/surfaceflinger/DisplayHardware/PowerAdvisor.h b/services/surfaceflinger/DisplayHardware/PowerAdvisor.h
index bbe51cc0..1040048 100644
--- a/services/surfaceflinger/DisplayHardware/PowerAdvisor.h
+++ b/services/surfaceflinger/DisplayHardware/PowerAdvisor.h
@@ -259,8 +259,8 @@
     std::optional<bool> mSupportsHintSession;
 
     std::mutex mHintSessionMutex;
-    std::shared_ptr<aidl::android::hardware::power::IPowerHintSession> mHintSession
-            GUARDED_BY(mHintSessionMutex) = nullptr;
+    std::shared_ptr<power::PowerHintSessionWrapper> mHintSession GUARDED_BY(mHintSessionMutex) =
+            nullptr;
 
     // Initialize to true so we try to call, to check if it's supported
     bool mHasExpensiveRendering = true;
diff --git a/services/surfaceflinger/Scheduler/Android.bp b/services/surfaceflinger/Scheduler/Android.bp
index 16776cf..5455fdc 100644
--- a/services/surfaceflinger/Scheduler/Android.bp
+++ b/services/surfaceflinger/Scheduler/Android.bp
@@ -53,7 +53,10 @@
 cc_test {
     name: "libscheduler_test",
     test_suites: ["device-tests"],
-    defaults: ["libscheduler_defaults"],
+    defaults: [
+        "libscheduler_defaults",
+        "libsurfaceflinger_common_test_deps",
+    ],
     srcs: [
         "tests/FrameTargeterTest.cpp",
         "tests/PresentLatencyTrackerTest.cpp",
@@ -63,9 +66,5 @@
         "libgmock",
         "libgtest",
         "libscheduler",
-        "libsurfaceflingerflags_test",
-    ],
-    shared_libs: [
-        "server_configurable_flags",
     ],
 }
diff --git a/services/surfaceflinger/Scheduler/LayerHistory.cpp b/services/surfaceflinger/Scheduler/LayerHistory.cpp
index dcb6254..b8d5e76 100644
--- a/services/surfaceflinger/Scheduler/LayerHistory.cpp
+++ b/services/surfaceflinger/Scheduler/LayerHistory.cpp
@@ -300,12 +300,26 @@
 
                 if (gameModeFrameRateOverride.isValid()) {
                     info->setLayerVote({gameFrameRateOverrideVoteType, gameModeFrameRateOverride});
+                    ATRACE_FORMAT_INSTANT("GameModeFrameRateOverride");
+                    if (CC_UNLIKELY(mTraceEnabled)) {
+                        trace(*info, gameFrameRateOverrideVoteType,
+                              gameModeFrameRateOverride.getIntValue());
+                    }
                 } else if (frameRate.isValid()) {
                     info->setLayerVote({setFrameRateVoteType, frameRate.vote.rate,
                                         frameRate.vote.seamlessness, frameRate.category});
+                    if (CC_UNLIKELY(mTraceEnabled)) {
+                        trace(*info, gameFrameRateOverrideVoteType,
+                              frameRate.vote.rate.getIntValue());
+                    }
                 } else if (gameDefaultFrameRateOverride.isValid()) {
                     info->setLayerVote(
                             {gameFrameRateOverrideVoteType, gameDefaultFrameRateOverride});
+                    ATRACE_FORMAT_INSTANT("GameDefaultFrameRateOverride");
+                    if (CC_UNLIKELY(mTraceEnabled)) {
+                        trace(*info, gameFrameRateOverrideVoteType,
+                              gameDefaultFrameRateOverride.getIntValue());
+                    }
                 } else {
                     info->resetLayerVote();
                 }
@@ -341,9 +355,18 @@
 
 std::string LayerHistory::dump() const {
     std::lock_guard lock(mLock);
-    return base::StringPrintf("{size=%zu, active=%zu}",
+    return base::StringPrintf("{size=%zu, active=%zu}\n\tGameFrameRateOverrides=\n\t\t%s",
                               mActiveLayerInfos.size() + mInactiveLayerInfos.size(),
-                              mActiveLayerInfos.size());
+                              mActiveLayerInfos.size(), dumpGameFrameRateOverridesLocked().c_str());
+}
+
+std::string LayerHistory::dumpGameFrameRateOverridesLocked() const {
+    std::string overridesString = "(uid, gameModeOverride, gameDefaultOverride)=";
+    for (auto it = mGameFrameRateOverride.begin(); it != mGameFrameRateOverride.end(); ++it) {
+        base::StringAppendF(&overridesString, "{%u, %d %d} ", it->first,
+                            it->second.first.getIntValue(), it->second.second.getIntValue());
+    }
+    return overridesString;
 }
 
 float LayerHistory::getLayerFramerate(nsecs_t now, int32_t id) const {
diff --git a/services/surfaceflinger/Scheduler/LayerHistory.h b/services/surfaceflinger/Scheduler/LayerHistory.h
index 930d06c..a6f1b56 100644
--- a/services/surfaceflinger/Scheduler/LayerHistory.h
+++ b/services/surfaceflinger/Scheduler/LayerHistory.h
@@ -108,6 +108,8 @@
     // keyed by id as returned from Layer::getSequence()
     using LayerInfos = std::unordered_map<int32_t, LayerPair>;
 
+    std::string dumpGameFrameRateOverridesLocked() const REQUIRES(mLock);
+
     // Iterates over layers maps moving all active layers to mActiveLayerInfos and all inactive
     // layers to mInactiveLayerInfos.
     // worst case time complexity is O(2 * inactive + active)
diff --git a/services/surfaceflinger/Scheduler/RefreshRateSelector.cpp b/services/surfaceflinger/Scheduler/RefreshRateSelector.cpp
index 93350b5..ad59f1a 100644
--- a/services/surfaceflinger/Scheduler/RefreshRateSelector.cpp
+++ b/services/surfaceflinger/Scheduler/RefreshRateSelector.cpp
@@ -834,13 +834,16 @@
     const bool touchBoostForExplicitExact = [&] {
         if (supportsAppFrameRateOverrideByContent()) {
             // Enable touch boost if there are other layers besides exact
-            return explicitExact + noVoteLayers != layers.size();
+            return explicitExact + noVoteLayers + explicitGteLayers != layers.size();
         } else {
             // Enable touch boost if there are no exact layers
             return explicitExact == 0;
         }
     }();
 
+    const bool touchBoostForCategory =
+            explicitCategoryVoteLayers + noVoteLayers + explicitGteLayers != layers.size();
+
     const auto touchRefreshRates = rankFrameRates(anchorGroup, RefreshRateOrder::Descending);
     using fps_approx_ops::operator<;
 
@@ -851,6 +854,7 @@
     const bool hasInteraction = signals.touch || interactiveLayers > 0;
 
     if (hasInteraction && explicitDefaultVoteLayers == 0 && touchBoostForExplicitExact &&
+        touchBoostForCategory &&
         scores.front().frameRateMode.fps < touchRefreshRates.front().frameRateMode.fps) {
         ALOGV("Touch Boost");
         ATRACE_FORMAT_INSTANT("%s (Touch Boost [late])",
@@ -948,17 +952,43 @@
     const auto layersByUid = groupLayersByUid(layers);
     UidToFrameRateOverride frameRateOverrides;
     for (const auto& [uid, layersWithSameUid] : layersByUid) {
-        // Layers with ExplicitExactOrMultiple expect touch boost
-        const bool hasExplicitExactOrMultiple =
-                std::any_of(layersWithSameUid.cbegin(), layersWithSameUid.cend(),
-                            [](const auto& layer) {
-                                return layer->vote == LayerVoteType::ExplicitExactOrMultiple;
-                            });
+        // Look for cases that should not have frame rate overrides.
+        bool hasExplicitExactOrMultiple = false;
+        bool hasExplicitDefault = false;
+        bool hasHighHint = false;
+        for (const auto& layer : layersWithSameUid) {
+            switch (layer->vote) {
+                case LayerVoteType::ExplicitExactOrMultiple:
+                    hasExplicitExactOrMultiple = true;
+                    break;
+                case LayerVoteType::ExplicitDefault:
+                    hasExplicitDefault = true;
+                    break;
+                case LayerVoteType::ExplicitCategory:
+                    if (layer->frameRateCategory == FrameRateCategory::HighHint) {
+                        hasHighHint = true;
+                    }
+                    break;
+                default:
+                    // No action
+                    break;
+            }
+            if (hasExplicitExactOrMultiple && hasExplicitDefault && hasHighHint) {
+                break;
+            }
+        }
 
+        // Layers with ExplicitExactOrMultiple expect touch boost
         if (globalSignals.touch && hasExplicitExactOrMultiple) {
             continue;
         }
 
+        // Mirrors getRankedFrameRates. If there is no ExplicitDefault, expect touch boost and
+        // skip frame rate override.
+        if (hasHighHint && !hasExplicitDefault) {
+            continue;
+        }
+
         for (auto& [_, score] : scoredFrameRates) {
             score = 0;
         }
@@ -1528,19 +1558,17 @@
         case FrameRateCategory::High:
             return FpsRange{90_Hz, 120_Hz};
         case FrameRateCategory::Normal:
-            return FpsRange{60_Hz, 90_Hz};
+            return FpsRange{60_Hz, 120_Hz};
         case FrameRateCategory::Low:
-            return FpsRange{30_Hz, 30_Hz};
+            return FpsRange{30_Hz, 120_Hz};
         case FrameRateCategory::HighHint:
         case FrameRateCategory::NoPreference:
         case FrameRateCategory::Default:
             LOG_ALWAYS_FATAL("Should not get fps range for frame rate category: %s",
                              ftl::enum_string(category).c_str());
-            return FpsRange{0_Hz, 0_Hz};
         default:
             LOG_ALWAYS_FATAL("Invalid frame rate category for range: %s",
                              ftl::enum_string(category).c_str());
-            return FpsRange{0_Hz, 0_Hz};
     }
 }
 
diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index 85bdc1c..2501f4b 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -854,6 +854,9 @@
     mCompositionEngine->getHwComposer().setCallback(*this);
     ClientCache::getInstance().setRenderEngine(&getRenderEngine());
 
+    mHasReliablePresentFences =
+            !getHwComposer().hasCapability(Capability::PRESENT_FENCE_IS_NOT_RELIABLE);
+
     enableLatchUnsignaledConfig = getLatchUnsignaledConfig();
 
     if (base::GetBoolProperty("debug.sf.enable_hwc_vds"s, false)) {
@@ -927,9 +930,7 @@
 
     // Inform native graphics APIs whether the present timestamp is supported:
 
-    const bool presentFenceReliable =
-            !getHwComposer().hasCapability(Capability::PRESENT_FENCE_IS_NOT_RELIABLE);
-    mStartPropertySetThread = getFactory().createStartPropertySetThread(presentFenceReliable);
+    mStartPropertySetThread = getFactory().createStartPropertySetThread(mHasReliablePresentFences);
 
     if (mStartPropertySetThread->Start() != NO_ERROR) {
         ALOGE("Run StartPropertySetThread failed!");
@@ -1003,9 +1004,7 @@
         FrameEvent::RELEASE,
     };
 
-    ConditionalLock lock(mStateLock, std::this_thread::get_id() != mMainThreadId);
-
-    if (!getHwComposer().hasCapability(Capability::PRESENT_FENCE_IS_NOT_RELIABLE)) {
+    if (mHasReliablePresentFences) {
         outSupported->push_back(FrameEvent::DISPLAY_PRESENT);
     }
     return NO_ERROR;
@@ -3031,10 +3030,9 @@
     // but that should be okay since CompositorTiming has snapping logic.
     const TimePoint compositeTime =
             TimePoint::fromNs(mCompositionEngine->getLastFrameRefreshTimestamp());
-    const Duration presentLatency =
-            getHwComposer().hasCapability(Capability::PRESENT_FENCE_IS_NOT_RELIABLE)
-            ? Duration::zero()
-            : mPresentLatencyTracker.trackPendingFrame(compositeTime, pacesetterPresentFenceTime);
+    const Duration presentLatency = mHasReliablePresentFences
+            ? mPresentLatencyTracker.trackPendingFrame(compositeTime, pacesetterPresentFenceTime)
+            : Duration::zero();
 
     const auto schedule = mScheduler->getVsyncSchedule();
     const TimePoint vsyncDeadline = schedule->vsyncDeadlineAfter(presentTime);
@@ -4357,7 +4355,7 @@
         features |= Feature::kTracePredictedVsync;
     }
     if (!base::GetBoolProperty("debug.sf.vsync_reactor_ignore_present_fences"s, false) &&
-        !getHwComposer().hasCapability(Capability::PRESENT_FENCE_IS_NOT_RELIABLE)) {
+        mHasReliablePresentFences) {
         features |= Feature::kPresentFences;
     }
     if (display->refreshRateSelector().kernelIdleTimerController()) {
@@ -8091,9 +8089,6 @@
         return;
     }
 
-    // Snapshots must be taken from the main thread.
-    auto layers = mScheduler->schedule([=]() { return getLayerSnapshots(); }).get();
-
     // Loop over all visible layers to see whether there's any protected layer. A protected layer is
     // typically a layer with DRM contents, or have the GRALLOC_USAGE_PROTECTED set on the buffer.
     // A protected layer has no implication on whether it's secure, which is explicitly set by
@@ -8101,6 +8096,8 @@
     const bool supportsProtected = getRenderEngine().supportsProtectedContent();
     bool hasProtectedLayer = false;
     if (allowProtected && supportsProtected) {
+        // Snapshots must be taken from the main thread.
+        auto layers = mScheduler->schedule([=]() { return getLayerSnapshots(); }).get();
         hasProtectedLayer = layersHasProtectedLayer(layers);
     }
     const bool isProtected = hasProtectedLayer && allowProtected && supportsProtected;
diff --git a/services/surfaceflinger/SurfaceFlinger.h b/services/surfaceflinger/SurfaceFlinger.h
index 1ce8606..005f2e6 100644
--- a/services/surfaceflinger/SurfaceFlinger.h
+++ b/services/surfaceflinger/SurfaceFlinger.h
@@ -1224,6 +1224,7 @@
     // constant members (no synchronization needed for access)
     const nsecs_t mBootTime = systemTime();
     bool mIsUserBuild = true;
+    bool mHasReliablePresentFences = false;
 
     // Can only accessed from the main thread, these members
     // don't need synchronization
diff --git a/services/surfaceflinger/common/Android.bp b/services/surfaceflinger/common/Android.bp
index f2ff00b..4a89dd0 100644
--- a/services/surfaceflinger/common/Android.bp
+++ b/services/surfaceflinger/common/Android.bp
@@ -35,6 +35,7 @@
     ],
     static_libs: [
         "libsurfaceflingerflags",
+        "android.os.flags-aconfig-cc",
     ],
 }
 
@@ -45,5 +46,30 @@
     ],
     static_libs: [
         "libsurfaceflingerflags_test",
+        "android.os.flags-aconfig-cc-test",
+    ],
+}
+
+cc_defaults {
+    name: "libsurfaceflinger_common_deps",
+    shared_libs: [
+        "server_configurable_flags",
+    ],
+    static_libs: [
+        "libsurfaceflinger_common",
+        "libsurfaceflingerflags",
+        "android.os.flags-aconfig-cc",
+    ],
+}
+
+cc_defaults {
+    name: "libsurfaceflinger_common_test_deps",
+    shared_libs: [
+        "server_configurable_flags",
+    ],
+    static_libs: [
+        "libsurfaceflinger_common_test",
+        "libsurfaceflingerflags_test",
+        "android.os.flags-aconfig-cc-test",
     ],
 }
diff --git a/services/surfaceflinger/common/FlagManager.cpp b/services/surfaceflinger/common/FlagManager.cpp
index b7f06a9..3b669c6 100644
--- a/services/surfaceflinger/common/FlagManager.cpp
+++ b/services/surfaceflinger/common/FlagManager.cpp
@@ -26,6 +26,7 @@
 #include <server_configurable_flags/get_flags.h>
 #include <cinttypes>
 
+#include <android_os.h>
 #include <com_android_graphics_surfaceflinger_flags.h>
 
 namespace android {
@@ -109,6 +110,7 @@
 
     /// Trunk stable server flags ///
     DUMP_SERVER_FLAG(refresh_rate_overlay_on_external_display);
+    DUMP_SERVER_FLAG(adpf_use_fmq_channel);
 
     /// Trunk stable readonly flags ///
     DUMP_READ_ONLY_FLAG(connected_display);
@@ -158,7 +160,7 @@
         return getServerConfigurableFlag(serverFlagName);                                   \
     }
 
-#define FLAG_MANAGER_FLAG_INTERNAL(name, syspropOverride, checkForBootCompleted)                \
+#define FLAG_MANAGER_FLAG_INTERNAL(name, syspropOverride, checkForBootCompleted, owner)         \
     bool FlagManager::name() const {                                                            \
         if (checkForBootCompleted) {                                                            \
             LOG_ALWAYS_FATAL_IF(!mBootCompleted,                                                \
@@ -166,21 +168,24 @@
                                 __func__);                                                      \
         }                                                                                       \
         static const std::optional<bool> debugOverride = getBoolProperty(syspropOverride);      \
-        static const bool value = getFlagValue([] { return flags::name(); }, debugOverride);    \
+        static const bool value = getFlagValue([] { return owner ::name(); }, debugOverride);   \
         if (mUnitTestMode) {                                                                    \
             /*                                                                                  \
              * When testing, we don't want to rely on the cached `value` or the debugOverride.  \
              */                                                                                 \
-            return flags::name();                                                               \
+            return owner ::name();                                                              \
         }                                                                                       \
         return value;                                                                           \
     }
 
 #define FLAG_MANAGER_SERVER_FLAG(name, syspropOverride) \
-    FLAG_MANAGER_FLAG_INTERNAL(name, syspropOverride, true)
+    FLAG_MANAGER_FLAG_INTERNAL(name, syspropOverride, true, flags)
 
 #define FLAG_MANAGER_READ_ONLY_FLAG(name, syspropOverride) \
-    FLAG_MANAGER_FLAG_INTERNAL(name, syspropOverride, false)
+    FLAG_MANAGER_FLAG_INTERNAL(name, syspropOverride, false, flags)
+
+#define FLAG_MANAGER_SERVER_FLAG_IMPORTED(name, syspropOverride, owner) \
+    FLAG_MANAGER_FLAG_INTERNAL(name, syspropOverride, true, owner)
 
 /// Legacy server flags ///
 FLAG_MANAGER_LEGACY_SERVER_FLAG(test_flag, "", "")
@@ -216,4 +221,7 @@
 /// Trunk stable server flags ///
 FLAG_MANAGER_SERVER_FLAG(refresh_rate_overlay_on_external_display, "")
 
+/// Trunk stable server flags from outside SurfaceFlinger ///
+FLAG_MANAGER_SERVER_FLAG_IMPORTED(adpf_use_fmq_channel, "", android::os)
+
 } // namespace android
diff --git a/services/surfaceflinger/common/include/common/FlagManager.h b/services/surfaceflinger/common/include/common/FlagManager.h
index 241c814..763963e 100644
--- a/services/surfaceflinger/common/include/common/FlagManager.h
+++ b/services/surfaceflinger/common/include/common/FlagManager.h
@@ -49,6 +49,7 @@
 
     /// Trunk stable server flags ///
     bool refresh_rate_overlay_on_external_display() const;
+    bool adpf_use_fmq_channel() const;
 
     /// Trunk stable readonly flags ///
     bool connected_display() const;
diff --git a/services/surfaceflinger/surfaceflinger_flags.aconfig b/services/surfaceflinger/surfaceflinger_flags.aconfig
index eda0674..5174fa7 100644
--- a/services/surfaceflinger/surfaceflinger_flags.aconfig
+++ b/services/surfaceflinger/surfaceflinger_flags.aconfig
@@ -1,3 +1,5 @@
+# This file is locked and should not be changed. Use surfaceflinger_flags_new.aconfig
+
 package: "com.android.graphics.surfaceflinger.flags"
 container: "system"
 
@@ -25,6 +27,8 @@
   is_fixed_read_only: true
 }
 
+# This file is locked and should not be changed. Use surfaceflinger_flags_new.aconfig
+
 flag {
   name: "enable_layer_command_batching"
   namespace: "core_graphics"
@@ -49,6 +53,8 @@
   is_fixed_read_only: true
 }
 
+# This file is locked and should not be changed. Use surfaceflinger_flags_new.aconfig
+
 flag {
   name: "hotplug2"
   namespace: "core_graphics"
@@ -73,6 +79,8 @@
   is_fixed_read_only: true
 }
 
+# This file is locked and should not be changed. Use surfaceflinger_flags_new.aconfig
+
 flag {
   name: "refresh_rate_overlay_on_external_display"
   namespace: "core_graphics"
@@ -98,6 +106,8 @@
 #   is_fixed_read_only: true
 # }
 
+# This file is locked and should not be changed. Use surfaceflinger_flags_new.aconfig
+
 flag {
   name: "cache_when_source_crop_layer_only_moved"
   namespace: "core_graphics"
@@ -130,6 +140,8 @@
   is_fixed_read_only: true
 }
 
+# This file is locked and should not be changed. Use surfaceflinger_flags_new.aconfig
+
 flag {
   name: "game_default_frame_rate"
   namespace: "game"
@@ -162,6 +174,8 @@
   is_fixed_read_only: true
 }
 
+# This file is locked and should not be changed. Use surfaceflinger_flags_new.aconfig
+
 flag {
   name: "renderable_buffer_usage"
   namespace: "core_graphics"
@@ -184,6 +198,8 @@
   }
 }
 
+# This file is locked and should not be changed. Use surfaceflinger_flags_new.aconfig
+
 flag {
   name: "dont_skip_on_early_ro"
   namespace: "core_graphics"
@@ -205,3 +221,5 @@
     purpose: PURPOSE_BUGFIX
   }
 }
+
+# This file is locked and should not be changed. Use surfaceflinger_flags_new.aconfig
diff --git a/services/surfaceflinger/surfaceflinger_flags_new.aconfig b/services/surfaceflinger/surfaceflinger_flags_new.aconfig
new file mode 100644
index 0000000..5451752
--- /dev/null
+++ b/services/surfaceflinger/surfaceflinger_flags_new.aconfig
@@ -0,0 +1,13 @@
+# IMPORTANT - please keep alphabetize to reduce merge conflicts
+
+package: "com.android.graphics.surfaceflinger.flags"
+container: "system"
+
+flag {
+  name: "dont_skip_on_early_ro2"
+  namespace: "core_graphics"
+  description: "This flag is guarding the behaviour where SurfaceFlinger is trying to opportunistically present a frame when the configuration change from late to early"
+  bug: "273702768"
+} # dont_skip_on_early_ro2
+
+# IMPORTANT - please keep alphabetize to reduce merge conflicts
diff --git a/services/surfaceflinger/tests/Android.bp b/services/surfaceflinger/tests/Android.bp
index dab0a3f..925fe0b 100644
--- a/services/surfaceflinger/tests/Android.bp
+++ b/services/surfaceflinger/tests/Android.bp
@@ -27,6 +27,7 @@
     defaults: [
         "android.hardware.graphics.common-ndk_shared",
         "surfaceflinger_defaults",
+        "libsurfaceflinger_common_test_deps",
     ],
     test_suites: ["device-tests"],
     srcs: [
@@ -66,7 +67,6 @@
     static_libs: [
         "liblayers_proto",
         "android.hardware.graphics.composer@2.1",
-        "libsurfaceflingerflags",
     ],
     shared_libs: [
         "android.hardware.graphics.common@1.2",
diff --git a/services/surfaceflinger/tests/unittests/Android.bp b/services/surfaceflinger/tests/unittests/Android.bp
index f529f7c..0c13db3 100644
--- a/services/surfaceflinger/tests/unittests/Android.bp
+++ b/services/surfaceflinger/tests/unittests/Android.bp
@@ -29,7 +29,7 @@
         "mock/DisplayHardware/MockComposer.cpp",
         "mock/DisplayHardware/MockHWC2.cpp",
         "mock/DisplayHardware/MockIPower.cpp",
-        "mock/DisplayHardware/MockIPowerHintSession.cpp",
+        "mock/DisplayHardware/MockPowerHintSessionWrapper.cpp",
         "mock/DisplayHardware/MockPowerAdvisor.cpp",
         "mock/MockEventThread.cpp",
         "mock/MockFrameTimeline.cpp",
@@ -149,6 +149,7 @@
         "android.hardware.graphics.composer3-ndk_static",
         "android.hardware.power-ndk_static",
         "librenderengine_deps",
+        "libsurfaceflinger_common_test_deps",
     ],
     static_libs: [
         "android.hardware.common-V2-ndk",
@@ -173,13 +174,11 @@
         "librenderengine_mocks",
         "libscheduler",
         "libserviceutils",
-        "libsurfaceflinger_common_test",
         "libtimestats",
         "libtimestats_atoms_proto",
         "libtimestats_proto",
         "libtonemap",
         "perfetto_trace_protos",
-        "libsurfaceflingerflags_test",
     ],
     shared_libs: [
         "android.hardware.configstore-utils",
@@ -208,7 +207,6 @@
         "libsync",
         "libui",
         "libutils",
-        "server_configurable_flags",
     ],
     header_libs: [
         "android.hardware.graphics.composer3-command-buffer",
diff --git a/services/surfaceflinger/tests/unittests/PowerAdvisorTest.cpp b/services/surfaceflinger/tests/unittests/PowerAdvisorTest.cpp
index 9c66a97..1d44a3e 100644
--- a/services/surfaceflinger/tests/unittests/PowerAdvisorTest.cpp
+++ b/services/surfaceflinger/tests/unittests/PowerAdvisorTest.cpp
@@ -26,8 +26,8 @@
 #include <chrono>
 #include <future>
 #include "TestableSurfaceFlinger.h"
-#include "mock/DisplayHardware/MockIPowerHintSession.h"
 #include "mock/DisplayHardware/MockPowerHalController.h"
+#include "mock/DisplayHardware/MockPowerHintSessionWrapper.h"
 
 using namespace android;
 using namespace android::Hwc2::mock;
@@ -54,7 +54,7 @@
     TestableSurfaceFlinger mFlinger;
     std::unique_ptr<PowerAdvisor> mPowerAdvisor;
     MockPowerHalController* mMockPowerHalController;
-    std::shared_ptr<MockIPowerHintSession> mMockPowerHintSession;
+    std::shared_ptr<MockPowerHintSessionWrapper> mMockPowerHintSession;
 };
 
 bool PowerAdvisorTest::sessionExists() {
@@ -68,25 +68,29 @@
     mMockPowerHalController =
             reinterpret_cast<MockPowerHalController*>(mPowerAdvisor->mPowerHal.get());
     ON_CALL(*mMockPowerHalController, getHintSessionPreferredRate)
-            .WillByDefault(Return(HalResult<int64_t>::fromStatus(binder::Status::ok(), 16000)));
+            .WillByDefault(Return(
+                    ByMove(HalResult<int64_t>::fromStatus(ndk::ScopedAStatus::ok(), 16000))));
 }
 
 void PowerAdvisorTest::startPowerHintSession(bool returnValidSession) {
-    mMockPowerHintSession = ndk::SharedRefBase::make<NiceMock<MockIPowerHintSession>>();
+    mMockPowerHintSession = std::make_shared<NiceMock<MockPowerHintSessionWrapper>>();
     if (returnValidSession) {
         ON_CALL(*mMockPowerHalController, createHintSession)
-                .WillByDefault(
-                        Return(HalResult<std::shared_ptr<IPowerHintSession>>::
-                                       fromStatus(binder::Status::ok(), mMockPowerHintSession)));
+                .WillByDefault([&](int32_t, int32_t, const std::vector<int32_t>&, int64_t) {
+                    return HalResult<std::shared_ptr<PowerHintSessionWrapper>>::
+                            fromStatus(ndk::ScopedAStatus::ok(), mMockPowerHintSession);
+                });
     } else {
-        ON_CALL(*mMockPowerHalController, createHintSession)
-                .WillByDefault(Return(HalResult<std::shared_ptr<IPowerHintSession>>::
-                                              fromStatus(binder::Status::ok(), nullptr)));
+        ON_CALL(*mMockPowerHalController, createHintSession).WillByDefault([] {
+            return HalResult<
+                    std::shared_ptr<PowerHintSessionWrapper>>::fromStatus(ndk::ScopedAStatus::ok(),
+                                                                          nullptr);
+        });
     }
     mPowerAdvisor->enablePowerHintSession(true);
     mPowerAdvisor->startPowerHintSession({1, 2, 3});
     ON_CALL(*mMockPowerHintSession, updateTargetWorkDuration)
-            .WillByDefault(Return(testing::ByMove(ndk::ScopedAStatus::ok())));
+            .WillByDefault(Return(testing::ByMove(HalResult<void>::ok())));
 }
 
 void PowerAdvisorTest::setExpectedTiming(Duration totalFrameTargetDuration,
@@ -148,7 +152,7 @@
                 reportActualWorkDuration(ElementsAre(
                         Field(&WorkDuration::durationNanos, Eq(expectedDuration.ns())))))
             .Times(1)
-            .WillOnce(Return(testing::ByMove(ndk::ScopedAStatus::ok())));
+            .WillOnce(Return(testing::ByMove(HalResult<void>::ok())));
     fakeBasicFrameTiming(startTime, vsyncPeriod);
     setExpectedTiming(vsyncPeriod, startTime + vsyncPeriod);
     mPowerAdvisor->setDisplays(displayIds);
@@ -188,7 +192,7 @@
                 reportActualWorkDuration(ElementsAre(
                         Field(&WorkDuration::durationNanos, Eq(expectedDuration.ns())))))
             .Times(1)
-            .WillOnce(Return(testing::ByMove(ndk::ScopedAStatus::ok())));
+            .WillOnce(Return(testing::ByMove(HalResult<void>::ok())));
 
     fakeBasicFrameTiming(startTime, vsyncPeriod);
     setExpectedTiming(vsyncPeriod, startTime + vsyncPeriod);
@@ -231,7 +235,7 @@
                 reportActualWorkDuration(ElementsAre(
                         Field(&WorkDuration::durationNanos, Eq(expectedDuration.ns())))))
             .Times(1)
-            .WillOnce(Return(testing::ByMove(ndk::ScopedAStatus::ok())));
+            .WillOnce(Return(testing::ByMove(HalResult<void>::ok())));
 
     fakeBasicFrameTiming(startTime, vsyncPeriod);
     setExpectedTiming(vsyncPeriod, startTime + vsyncPeriod);
@@ -328,17 +332,17 @@
 
     ON_CALL(*mMockPowerHintSession, sendHint).WillByDefault([&letSendHintFinish] {
         letSendHintFinish.get_future().wait();
-        return ndk::ScopedAStatus::fromExceptionCode(-127);
+        return HalResult<void>::fromStatus(ndk::ScopedAStatus::fromExceptionCode(-127));
     });
 
     ON_CALL(*mMockPowerHintSession, reportActualWorkDuration).WillByDefault([] {
-        return ndk::ScopedAStatus::fromExceptionCode(-127);
+        return HalResult<void>::fromStatus(ndk::ScopedAStatus::fromExceptionCode(-127));
     });
 
-    ON_CALL(*mMockPowerHalController, createHintSession)
-            .WillByDefault(Return(
-                    HalResult<std::shared_ptr<IPowerHintSession>>::
-                            fromStatus(ndk::ScopedAStatus::fromExceptionCode(-127), nullptr)));
+    ON_CALL(*mMockPowerHalController, createHintSession).WillByDefault([] {
+        return HalResult<std::shared_ptr<PowerHintSessionWrapper>>::
+                fromStatus(ndk::ScopedAStatus::fromExceptionCode(-127), nullptr);
+    });
 
     // First background call, to notice the session is down
     auto firstHint = std::async(std::launch::async, [this] {
diff --git a/services/surfaceflinger/tests/unittests/RefreshRateSelectorTest.cpp b/services/surfaceflinger/tests/unittests/RefreshRateSelectorTest.cpp
index 39a8aac..fe0e3d1 100644
--- a/services/surfaceflinger/tests/unittests/RefreshRateSelectorTest.cpp
+++ b/services/surfaceflinger/tests/unittests/RefreshRateSelectorTest.cpp
@@ -259,6 +259,44 @@
         config.enableFrameRateOverride = GetParam();
         return TestableRefreshRateSelector(modes, activeModeId, config);
     }
+
+    template <class T>
+    void testFrameRateCategoryWithMultipleLayers(const std::initializer_list<T>& testCases,
+                                                 const TestableRefreshRateSelector& selector) {
+        std::vector<LayerRequirement> layers;
+        for (auto testCase : testCases) {
+            ALOGI("**** %s: Testing desiredFrameRate=%s, frameRateCategory=%s", __func__,
+                  to_string(testCase.desiredFrameRate).c_str(),
+                  ftl::enum_string(testCase.frameRateCategory).c_str());
+
+            if (testCase.desiredFrameRate.isValid()) {
+                std::stringstream ss;
+                ss << to_string(testCase.desiredFrameRate)
+                   << ftl::enum_string(testCase.frameRateCategory) << "ExplicitDefault";
+                LayerRequirement layer = {.name = ss.str(),
+                                          .vote = LayerVoteType::ExplicitDefault,
+                                          .desiredRefreshRate = testCase.desiredFrameRate,
+                                          .weight = 1.f};
+                layers.push_back(layer);
+            }
+
+            if (testCase.frameRateCategory != FrameRateCategory::Default) {
+                std::stringstream ss;
+                ss << "ExplicitCategory (" << ftl::enum_string(testCase.frameRateCategory) << ")";
+                LayerRequirement layer = {.name = ss.str(),
+                                          .vote = LayerVoteType::ExplicitCategory,
+                                          .frameRateCategory = testCase.frameRateCategory,
+                                          .weight = 1.f};
+                layers.push_back(layer);
+            }
+
+            EXPECT_EQ(testCase.expectedFrameRate,
+                      selector.getBestFrameRateMode(layers).modePtr->getPeakFps())
+                    << "Did not get expected frame rate for frameRate="
+                    << to_string(testCase.desiredFrameRate)
+                    << " category=" << ftl::enum_string(testCase.frameRateCategory);
+        }
+    }
 };
 
 RefreshRateSelectorTest::RefreshRateSelectorTest() {
@@ -1542,6 +1580,96 @@
     }
 }
 
+TEST_P(RefreshRateSelectorTest,
+       getBestFrameRateMode_withFrameRateCategoryMultiLayers_30_60_90_120) {
+    auto selector = createSelector(makeModes(kMode30, kMode60, kMode90, kMode120), kModeId60);
+
+    struct Case {
+        // Params
+        Fps desiredFrameRate = 0_Hz;
+        FrameRateCategory frameRateCategory = FrameRateCategory::Default;
+
+        // Expected result
+        Fps expectedFrameRate = 0_Hz;
+    };
+
+    testFrameRateCategoryWithMultipleLayers(
+            std::initializer_list<Case>{
+                    {0_Hz, FrameRateCategory::High, 90_Hz},
+                    {0_Hz, FrameRateCategory::NoPreference, 90_Hz},
+                    {0_Hz, FrameRateCategory::Normal, 90_Hz},
+                    {0_Hz, FrameRateCategory::Normal, 90_Hz},
+                    {0_Hz, FrameRateCategory::NoPreference, 90_Hz},
+            },
+            selector);
+
+    testFrameRateCategoryWithMultipleLayers(
+            std::initializer_list<Case>{
+                    {0_Hz, FrameRateCategory::Normal, 60_Hz},
+                    {0_Hz, FrameRateCategory::High, 90_Hz},
+                    {0_Hz, FrameRateCategory::NoPreference, 90_Hz},
+            },
+            selector);
+
+    testFrameRateCategoryWithMultipleLayers(
+            std::initializer_list<Case>{
+                    {30_Hz, FrameRateCategory::High, 90_Hz},
+                    {24_Hz, FrameRateCategory::High, 120_Hz},
+                    {12_Hz, FrameRateCategory::Normal, 120_Hz},
+                    {30_Hz, FrameRateCategory::NoPreference, 120_Hz},
+
+            },
+            selector);
+
+    testFrameRateCategoryWithMultipleLayers(
+            std::initializer_list<Case>{
+                    {24_Hz, FrameRateCategory::Default, 120_Hz},
+                    {30_Hz, FrameRateCategory::Default, 120_Hz},
+                    {120_Hz, FrameRateCategory::Default, 120_Hz},
+            },
+            selector);
+}
+
+TEST_P(RefreshRateSelectorTest, getBestFrameRateMode_withFrameRateCategoryMultiLayers_60_120) {
+    auto selector = createSelector(makeModes(kMode60, kMode120), kModeId60);
+
+    struct Case {
+        // Params
+        Fps desiredFrameRate = 0_Hz;
+        FrameRateCategory frameRateCategory = FrameRateCategory::Default;
+
+        // Expected result
+        Fps expectedFrameRate = 0_Hz;
+    };
+
+    testFrameRateCategoryWithMultipleLayers(std::initializer_list<
+                                                    Case>{{0_Hz, FrameRateCategory::High, 120_Hz},
+                                                          {0_Hz, FrameRateCategory::NoPreference,
+                                                           120_Hz},
+                                                          {0_Hz, FrameRateCategory::Normal, 120_Hz},
+                                                          {0_Hz, FrameRateCategory::Normal, 120_Hz},
+                                                          {0_Hz, FrameRateCategory::NoPreference,
+                                                           120_Hz}},
+                                            selector);
+
+    testFrameRateCategoryWithMultipleLayers(std::initializer_list<
+                                                    Case>{{24_Hz, FrameRateCategory::High, 120_Hz},
+                                                          {30_Hz, FrameRateCategory::High, 120_Hz},
+                                                          {12_Hz, FrameRateCategory::Normal,
+                                                           120_Hz},
+                                                          {30_Hz, FrameRateCategory::NoPreference,
+                                                           120_Hz}},
+                                            selector);
+
+    testFrameRateCategoryWithMultipleLayers(
+            std::initializer_list<Case>{
+                    {24_Hz, FrameRateCategory::Default, 120_Hz},
+                    {30_Hz, FrameRateCategory::Default, 120_Hz},
+                    {120_Hz, FrameRateCategory::Default, 120_Hz},
+            },
+            selector);
+}
+
 TEST_P(RefreshRateSelectorTest, getBestFrameRateMode_withFrameRateCategory_60_120) {
     auto selector = createSelector(makeModes(kMode60, kMode120), kModeId60);
 
@@ -1665,6 +1793,7 @@
     lr1.frameRateCategory = FrameRateCategory::HighHint;
     lr1.name = "ExplicitCategory HighHint";
     lr2.vote = LayerVoteType::ExplicitExactOrMultiple;
+    lr2.frameRateCategory = FrameRateCategory::Default;
     lr2.desiredRefreshRate = 30_Hz;
     lr2.name = "30Hz ExplicitExactOrMultiple";
     actualRankedFrameRates = selector.getRankedFrameRates(layers);
@@ -1691,6 +1820,153 @@
         EXPECT_EQ(kModeId30, actualRankedFrameRates.ranking.front().frameRateMode.modePtr->getId());
         EXPECT_FALSE(actualRankedFrameRates.consideredSignals.touch);
     }
+
+    lr1.vote = LayerVoteType::ExplicitCategory;
+    lr1.frameRateCategory = FrameRateCategory::HighHint;
+    lr1.name = "ExplicitCategory HighHint";
+    lr2.vote = LayerVoteType::Heuristic;
+    lr2.desiredRefreshRate = 30_Hz;
+    lr2.name = "30Hz Heuristic";
+    actualRankedFrameRates = selector.getRankedFrameRates(layers);
+    // Gets touch boost
+    EXPECT_EQ(120_Hz, actualRankedFrameRates.ranking.front().frameRateMode.fps);
+    EXPECT_EQ(kModeId120, actualRankedFrameRates.ranking.front().frameRateMode.modePtr->getId());
+    EXPECT_TRUE(actualRankedFrameRates.consideredSignals.touch);
+
+    lr1.vote = LayerVoteType::ExplicitCategory;
+    lr1.frameRateCategory = FrameRateCategory::HighHint;
+    lr1.name = "ExplicitCategory HighHint";
+    lr2.vote = LayerVoteType::Min;
+    lr2.name = "Min";
+    actualRankedFrameRates = selector.getRankedFrameRates(layers);
+    // Gets touch boost
+    EXPECT_EQ(120_Hz, actualRankedFrameRates.ranking.front().frameRateMode.fps);
+    EXPECT_EQ(kModeId120, actualRankedFrameRates.ranking.front().frameRateMode.modePtr->getId());
+    EXPECT_TRUE(actualRankedFrameRates.consideredSignals.touch);
+
+    lr1.vote = LayerVoteType::ExplicitCategory;
+    lr1.frameRateCategory = FrameRateCategory::HighHint;
+    lr1.name = "ExplicitCategory HighHint";
+    lr2.vote = LayerVoteType::Max;
+    lr2.name = "Max";
+    actualRankedFrameRates = selector.getRankedFrameRates(layers);
+    // Gets touch boost
+    EXPECT_EQ(120_Hz, actualRankedFrameRates.ranking.front().frameRateMode.fps);
+    EXPECT_EQ(kModeId120, actualRankedFrameRates.ranking.front().frameRateMode.modePtr->getId());
+    EXPECT_FALSE(actualRankedFrameRates.consideredSignals.touch);
+}
+
+TEST_P(RefreshRateSelectorTest, getBestFrameRateMode_withFrameRateCategory_TouchBoost) {
+    auto selector = createSelector(makeModes(kMode24, kMode30, kMode60, kMode120), kModeId60);
+
+    std::vector<LayerRequirement> layers = {{.weight = 1.f}, {.weight = 1.f}};
+    auto& lr1 = layers[0];
+    auto& lr2 = layers[1];
+
+    lr1.vote = LayerVoteType::ExplicitCategory;
+    lr1.frameRateCategory = FrameRateCategory::Normal;
+    lr1.name = "ExplicitCategory Normal";
+    lr2.vote = LayerVoteType::NoVote;
+    lr2.name = "NoVote";
+    auto actualRankedFrameRates = selector.getRankedFrameRates(layers, {.touch = true});
+    EXPECT_FRAME_RATE_MODE(kMode60, 60_Hz, actualRankedFrameRates.ranking.front().frameRateMode);
+    EXPECT_FALSE(actualRankedFrameRates.consideredSignals.touch);
+
+    // No touch boost, for example a game that uses setFrameRate(30, default compatibility).
+    lr1.vote = LayerVoteType::ExplicitCategory;
+    lr1.frameRateCategory = FrameRateCategory::Normal;
+    lr1.name = "ExplicitCategory Normal";
+    lr2.vote = LayerVoteType::ExplicitDefault;
+    lr2.desiredRefreshRate = 30_Hz;
+    lr2.name = "30Hz ExplicitDefault";
+    actualRankedFrameRates = selector.getRankedFrameRates(layers, {.touch = true});
+    EXPECT_FRAME_RATE_MODE(kMode60, 60_Hz, actualRankedFrameRates.ranking.front().frameRateMode);
+    EXPECT_FALSE(actualRankedFrameRates.consideredSignals.touch);
+
+    lr1.vote = LayerVoteType::ExplicitCategory;
+    lr1.frameRateCategory = FrameRateCategory::Normal;
+    lr1.name = "ExplicitCategory Normal";
+    lr2.vote = LayerVoteType::ExplicitCategory;
+    lr2.frameRateCategory = FrameRateCategory::HighHint;
+    lr2.name = "ExplicitCategory HighHint";
+    actualRankedFrameRates = selector.getRankedFrameRates(layers, {.touch = true});
+    EXPECT_FRAME_RATE_MODE(kMode120, 120_Hz, actualRankedFrameRates.ranking.front().frameRateMode);
+    EXPECT_TRUE(actualRankedFrameRates.consideredSignals.touch);
+
+    lr1.vote = LayerVoteType::ExplicitCategory;
+    lr1.frameRateCategory = FrameRateCategory::Normal;
+    lr1.name = "ExplicitCategory Normal";
+    lr2.vote = LayerVoteType::ExplicitCategory;
+    lr2.frameRateCategory = FrameRateCategory::Low;
+    lr2.name = "ExplicitCategory Low";
+    actualRankedFrameRates = selector.getRankedFrameRates(layers, {.touch = true});
+    EXPECT_FRAME_RATE_MODE(kMode60, 60_Hz, actualRankedFrameRates.ranking.front().frameRateMode);
+    EXPECT_FALSE(actualRankedFrameRates.consideredSignals.touch);
+
+    lr1.vote = LayerVoteType::ExplicitCategory;
+    lr1.frameRateCategory = FrameRateCategory::Normal;
+    lr1.name = "ExplicitCategory Normal";
+    lr2.vote = LayerVoteType::ExplicitExactOrMultiple;
+    lr2.frameRateCategory = FrameRateCategory::Default;
+    lr2.desiredRefreshRate = 30_Hz;
+    lr2.name = "30Hz ExplicitExactOrMultiple";
+    actualRankedFrameRates = selector.getRankedFrameRates(layers, {.touch = true});
+    EXPECT_FRAME_RATE_MODE(kMode120, 120_Hz, actualRankedFrameRates.ranking.front().frameRateMode);
+    EXPECT_TRUE(actualRankedFrameRates.consideredSignals.touch);
+
+    lr1.vote = LayerVoteType::ExplicitCategory;
+    lr1.frameRateCategory = FrameRateCategory::Normal;
+    lr1.name = "ExplicitCategory Normal";
+    lr2.vote = LayerVoteType::ExplicitExact;
+    lr2.desiredRefreshRate = 30_Hz;
+    lr2.name = "30Hz ExplicitExact";
+    actualRankedFrameRates = selector.getRankedFrameRates(layers, {.touch = true});
+    if (selector.supportsAppFrameRateOverrideByContent()) {
+        EXPECT_FRAME_RATE_MODE(kMode120, 120_Hz,
+                               actualRankedFrameRates.ranking.front().frameRateMode);
+        EXPECT_TRUE(actualRankedFrameRates.consideredSignals.touch);
+    } else {
+        EXPECT_FRAME_RATE_MODE(kMode30, 30_Hz,
+                               actualRankedFrameRates.ranking.front().frameRateMode);
+        EXPECT_FALSE(actualRankedFrameRates.consideredSignals.touch);
+    }
+
+    lr1.vote = LayerVoteType::ExplicitCategory;
+    lr1.frameRateCategory = FrameRateCategory::Normal;
+    lr1.name = "ExplicitCategory Normal";
+    lr2.vote = LayerVoteType::Min;
+    lr2.name = "Min";
+    actualRankedFrameRates = selector.getRankedFrameRates(layers, {.touch = true});
+    EXPECT_FRAME_RATE_MODE(kMode120, 120_Hz, actualRankedFrameRates.ranking.front().frameRateMode);
+    EXPECT_TRUE(actualRankedFrameRates.consideredSignals.touch);
+
+    lr1.vote = LayerVoteType::ExplicitCategory;
+    lr1.frameRateCategory = FrameRateCategory::Normal;
+    lr1.name = "ExplicitCategory Normal";
+    lr2.vote = LayerVoteType::Max;
+    lr2.name = "Max";
+    actualRankedFrameRates = selector.getRankedFrameRates(layers, {.touch = true});
+    EXPECT_FRAME_RATE_MODE(kMode120, 120_Hz, actualRankedFrameRates.ranking.front().frameRateMode);
+    EXPECT_FALSE(actualRankedFrameRates.consideredSignals.touch);
+
+    lr1.vote = LayerVoteType::ExplicitCategory;
+    lr1.frameRateCategory = FrameRateCategory::Normal;
+    lr1.name = "ExplicitCategory Normal";
+    lr2.vote = LayerVoteType::Heuristic;
+    lr2.name = "30Hz Heuristic";
+    actualRankedFrameRates = selector.getRankedFrameRates(layers, {.touch = true});
+    EXPECT_FRAME_RATE_MODE(kMode120, 120_Hz, actualRankedFrameRates.ranking.front().frameRateMode);
+    EXPECT_TRUE(actualRankedFrameRates.consideredSignals.touch);
+
+    lr1.vote = LayerVoteType::ExplicitCategory;
+    lr1.frameRateCategory = FrameRateCategory::Normal;
+    lr1.name = "ExplicitCategory Normal";
+    lr2.vote = LayerVoteType::ExplicitGte;
+    lr2.desiredRefreshRate = 30_Hz;
+    lr2.name = "30Hz ExplicitGte";
+    actualRankedFrameRates = selector.getRankedFrameRates(layers, {.touch = true});
+    EXPECT_FRAME_RATE_MODE(kMode60, 60_Hz, actualRankedFrameRates.ranking.front().frameRateMode);
+    EXPECT_FALSE(actualRankedFrameRates.consideredSignals.touch);
 }
 
 TEST_P(RefreshRateSelectorTest,
@@ -1725,8 +2001,8 @@
             // These layers cannot change mode due to smoothSwitchOnly, and will definitely use
             // active mode (120Hz).
             {FrameRateCategory::NoPreference, true, 120_Hz, kModeId120},
-            {FrameRateCategory::Low, true, 120_Hz, kModeId120},
-            {FrameRateCategory::Normal, true, 40_Hz, kModeId120},
+            {FrameRateCategory::Low, true, 40_Hz, kModeId120},
+            {FrameRateCategory::Normal, true, 120_Hz, kModeId120},
             {FrameRateCategory::High, true, 120_Hz, kModeId120},
     };
 
@@ -3159,6 +3435,210 @@
     EXPECT_TRUE(frameRateOverrides.empty());
 }
 
+TEST_P(RefreshRateSelectorTest, getFrameRateOverrides_withFrameRateCategory) {
+    if (GetParam() == Config::FrameRateOverride::Disabled) {
+        return;
+    }
+
+    ASSERT_TRUE(GetParam() == Config::FrameRateOverride::AppOverrideNativeRefreshRates ||
+                GetParam() == Config::FrameRateOverride::AppOverride ||
+                GetParam() == Config::FrameRateOverride::Enabled);
+
+    auto selector = createSelector(kModes_30_60_72_90_120, kModeId120);
+
+    std::vector<LayerRequirement> layers = {{.ownerUid = 1234, .weight = 1.f},
+                                            {.ownerUid = 1234, .weight = 1.f}};
+
+    // HighHint case with touch boost and thus should skip frame rate override.
+    layers[0].name = "ExplicitCategory HighHint";
+    layers[0].vote = LayerVoteType::ExplicitCategory;
+    layers[0].desiredRefreshRate = 0_Hz;
+    layers[0].frameRateCategory = FrameRateCategory::HighHint;
+    layers[1].name = "ExplicitCategory High";
+    layers[1].vote = LayerVoteType::ExplicitCategory;
+    layers[1].desiredRefreshRate = 0_Hz;
+    layers[1].frameRateCategory = FrameRateCategory::High;
+    auto frameRateOverrides = selector.getFrameRateOverrides(layers, 120_Hz, {});
+    EXPECT_TRUE(frameRateOverrides.empty());
+    frameRateOverrides = selector.getFrameRateOverrides(layers, 120_Hz, {.touch = true});
+    EXPECT_TRUE(frameRateOverrides.empty());
+
+    // HighHint case with touch boost and thus should skip frame rate override.
+    layers[0].name = "ExplicitCategory HighHint";
+    layers[0].vote = LayerVoteType::ExplicitCategory;
+    layers[0].desiredRefreshRate = 0_Hz;
+    layers[0].frameRateCategory = FrameRateCategory::HighHint;
+    layers[1].name = "ExplicitCategory Normal";
+    layers[1].vote = LayerVoteType::ExplicitCategory;
+    layers[1].desiredRefreshRate = 0_Hz;
+    layers[1].frameRateCategory = FrameRateCategory::Normal;
+    frameRateOverrides = selector.getFrameRateOverrides(layers, 120_Hz, {});
+    EXPECT_TRUE(frameRateOverrides.empty());
+    frameRateOverrides = selector.getFrameRateOverrides(layers, 120_Hz, {.touch = true});
+    EXPECT_TRUE(frameRateOverrides.empty());
+
+    // HighHint case with touch boost and thus should skip frame rate override.
+    layers[0].name = "ExplicitCategory HighHint";
+    layers[0].vote = LayerVoteType::ExplicitCategory;
+    layers[0].desiredRefreshRate = 0_Hz;
+    layers[0].frameRateCategory = FrameRateCategory::HighHint;
+    layers[1].name = "ExplicitCategory Low";
+    layers[1].vote = LayerVoteType::ExplicitCategory;
+    layers[1].desiredRefreshRate = 0_Hz;
+    layers[1].frameRateCategory = FrameRateCategory::Low;
+    frameRateOverrides = selector.getFrameRateOverrides(layers, 120_Hz, {});
+    EXPECT_TRUE(frameRateOverrides.empty());
+    frameRateOverrides = selector.getFrameRateOverrides(layers, 120_Hz, {.touch = true});
+    EXPECT_TRUE(frameRateOverrides.empty());
+
+    // HighHint case with touch boost and thus should skip frame rate override.
+    layers[0].name = "ExplicitCategory HighHint";
+    layers[0].vote = LayerVoteType::ExplicitCategory;
+    layers[0].desiredRefreshRate = 0_Hz;
+    layers[0].frameRateCategory = FrameRateCategory::HighHint;
+    layers[1].name = "ExplicitCategory NoPreference";
+    layers[1].vote = LayerVoteType::ExplicitCategory;
+    layers[1].desiredRefreshRate = 0_Hz;
+    layers[1].frameRateCategory = FrameRateCategory::NoPreference;
+    frameRateOverrides = selector.getFrameRateOverrides(layers, 120_Hz, {});
+    EXPECT_TRUE(frameRateOverrides.empty());
+    frameRateOverrides = selector.getFrameRateOverrides(layers, 120_Hz, {.touch = true});
+    EXPECT_TRUE(frameRateOverrides.empty());
+
+    // HighHint case *without* touch boost has frame rate override.
+    // For example, game and touch interaction.
+    layers[0].name = "ExplicitCategory HighHint";
+    layers[0].vote = LayerVoteType::ExplicitCategory;
+    layers[0].desiredRefreshRate = 0_Hz;
+    layers[0].frameRateCategory = FrameRateCategory::HighHint;
+    layers[1].name = "ExplicitDefault 60";
+    layers[1].vote = LayerVoteType::ExplicitDefault;
+    layers[1].desiredRefreshRate = 60_Hz;
+    layers[1].frameRateCategory = FrameRateCategory::Default;
+    frameRateOverrides = selector.getFrameRateOverrides(layers, 120_Hz, {});
+    EXPECT_EQ(1u, frameRateOverrides.size());
+    ASSERT_EQ(1u, frameRateOverrides.count(1234));
+    EXPECT_EQ(60_Hz, frameRateOverrides.at(1234));
+    frameRateOverrides = selector.getFrameRateOverrides(layers, 120_Hz, {.touch = true});
+    EXPECT_EQ(1u, frameRateOverrides.size());
+    ASSERT_EQ(1u, frameRateOverrides.count(1234));
+    EXPECT_EQ(60_Hz, frameRateOverrides.at(1234));
+
+    // HighHint case with touch boost and thus should skip frame rate override.
+    layers[0].name = "ExplicitCategory HighHint";
+    layers[0].vote = LayerVoteType::ExplicitCategory;
+    layers[0].desiredRefreshRate = 0_Hz;
+    layers[0].frameRateCategory = FrameRateCategory::HighHint;
+    layers[1].name = "ExplicitExactOrMultiple 30";
+    layers[1].vote = LayerVoteType::ExplicitExactOrMultiple;
+    layers[1].desiredRefreshRate = 30_Hz;
+    layers[1].frameRateCategory = FrameRateCategory::Default;
+    frameRateOverrides = selector.getFrameRateOverrides(layers, 120_Hz, {});
+    EXPECT_TRUE(frameRateOverrides.empty());
+    frameRateOverrides = selector.getFrameRateOverrides(layers, 120_Hz, {.touch = true});
+    EXPECT_TRUE(frameRateOverrides.empty());
+
+    // HighHint case with touch boost and thus should skip frame rate override.
+    layers[0].name = "ExplicitCategory HighHint";
+    layers[0].vote = LayerVoteType::ExplicitCategory;
+    layers[0].desiredRefreshRate = 0_Hz;
+    layers[0].frameRateCategory = FrameRateCategory::HighHint;
+    layers[1].name = "ExplicitExact 60";
+    layers[1].vote = LayerVoteType::ExplicitExact;
+    layers[1].desiredRefreshRate = 60_Hz;
+    layers[1].frameRateCategory = FrameRateCategory::Default;
+    frameRateOverrides = selector.getFrameRateOverrides(layers, 120_Hz, {});
+    EXPECT_TRUE(frameRateOverrides.empty());
+    frameRateOverrides = selector.getFrameRateOverrides(layers, 120_Hz, {.touch = true});
+    EXPECT_TRUE(frameRateOverrides.empty());
+
+    // HighHint case with touch boost and thus should skip frame rate override.
+    layers[0].name = "ExplicitCategory HighHint";
+    layers[0].vote = LayerVoteType::ExplicitCategory;
+    layers[0].desiredRefreshRate = 0_Hz;
+    layers[0].frameRateCategory = FrameRateCategory::HighHint;
+    layers[1].name = "ExplicitGte 60";
+    layers[1].vote = LayerVoteType::ExplicitGte;
+    layers[1].desiredRefreshRate = 60_Hz;
+    layers[1].frameRateCategory = FrameRateCategory::Default;
+    frameRateOverrides = selector.getFrameRateOverrides(layers, 120_Hz, {});
+    EXPECT_TRUE(frameRateOverrides.empty());
+    frameRateOverrides = selector.getFrameRateOverrides(layers, 120_Hz, {.touch = true});
+    EXPECT_TRUE(frameRateOverrides.empty());
+
+    // ExplicitCategory case that expects no global touch boost and thus has frame rate override.
+    layers[0].name = "ExplicitDefault 60";
+    layers[0].vote = LayerVoteType::ExplicitDefault;
+    layers[0].desiredRefreshRate = 60_Hz;
+    layers[0].frameRateCategory = FrameRateCategory::Default;
+    layers[1].name = "ExplicitCategory High";
+    layers[1].vote = LayerVoteType::ExplicitCategory;
+    layers[1].desiredRefreshRate = 0_Hz;
+    layers[1].frameRateCategory = FrameRateCategory::High;
+    frameRateOverrides = selector.getFrameRateOverrides(layers, 120_Hz, {});
+    EXPECT_EQ(1u, frameRateOverrides.size());
+    ASSERT_EQ(1u, frameRateOverrides.count(1234));
+    EXPECT_EQ(120_Hz, frameRateOverrides.at(1234));
+    frameRateOverrides = selector.getFrameRateOverrides(layers, 120_Hz, {.touch = true});
+    EXPECT_EQ(1u, frameRateOverrides.size());
+    ASSERT_EQ(1u, frameRateOverrides.count(1234));
+    EXPECT_EQ(120_Hz, frameRateOverrides.at(1234));
+
+    // ExplicitCategory case that expects no global touch boost and thus has frame rate override.
+    layers[0].name = "ExplicitDefault 60";
+    layers[0].vote = LayerVoteType::ExplicitDefault;
+    layers[0].desiredRefreshRate = 60_Hz;
+    layers[0].frameRateCategory = FrameRateCategory::Default;
+    layers[1].name = "ExplicitCategory Normal";
+    layers[1].vote = LayerVoteType::ExplicitCategory;
+    layers[1].desiredRefreshRate = 0_Hz;
+    layers[1].frameRateCategory = FrameRateCategory::Normal;
+    frameRateOverrides = selector.getFrameRateOverrides(layers, 120_Hz, {});
+    EXPECT_EQ(1u, frameRateOverrides.size());
+    ASSERT_EQ(1u, frameRateOverrides.count(1234));
+    EXPECT_EQ(60_Hz, frameRateOverrides.at(1234));
+    frameRateOverrides = selector.getFrameRateOverrides(layers, 120_Hz, {.touch = true});
+    EXPECT_EQ(1u, frameRateOverrides.size());
+    ASSERT_EQ(1u, frameRateOverrides.count(1234));
+    EXPECT_EQ(60_Hz, frameRateOverrides.at(1234));
+
+    // ExplicitCategory case that expects no global touch boost and thus has frame rate override.
+    layers[0].name = "ExplicitDefault 60";
+    layers[0].vote = LayerVoteType::ExplicitDefault;
+    layers[0].desiredRefreshRate = 60_Hz;
+    layers[0].frameRateCategory = FrameRateCategory::Default;
+    layers[1].name = "ExplicitCategory Low";
+    layers[1].vote = LayerVoteType::ExplicitCategory;
+    layers[1].desiredRefreshRate = 0_Hz;
+    layers[1].frameRateCategory = FrameRateCategory::Low;
+    frameRateOverrides = selector.getFrameRateOverrides(layers, 120_Hz, {});
+    EXPECT_EQ(1u, frameRateOverrides.size());
+    ASSERT_EQ(1u, frameRateOverrides.count(1234));
+    EXPECT_EQ(60_Hz, frameRateOverrides.at(1234));
+    frameRateOverrides = selector.getFrameRateOverrides(layers, 120_Hz, {.touch = true});
+    EXPECT_EQ(1u, frameRateOverrides.size());
+    ASSERT_EQ(1u, frameRateOverrides.count(1234));
+    EXPECT_EQ(60_Hz, frameRateOverrides.at(1234));
+
+    // ExplicitCategory case that expects no global touch boost and thus has frame rate override.
+    layers[0].name = "ExplicitDefault 60";
+    layers[0].vote = LayerVoteType::ExplicitDefault;
+    layers[0].desiredRefreshRate = 60_Hz;
+    layers[0].frameRateCategory = FrameRateCategory::Default;
+    layers[1].name = "ExplicitCategory NoPreference";
+    layers[1].vote = LayerVoteType::ExplicitCategory;
+    layers[1].desiredRefreshRate = 0_Hz;
+    layers[1].frameRateCategory = FrameRateCategory::NoPreference;
+    frameRateOverrides = selector.getFrameRateOverrides(layers, 120_Hz, {});
+    EXPECT_EQ(1u, frameRateOverrides.size());
+    ASSERT_EQ(1u, frameRateOverrides.count(1234));
+    EXPECT_EQ(60_Hz, frameRateOverrides.at(1234));
+    frameRateOverrides = selector.getFrameRateOverrides(layers, 120_Hz, {.touch = true});
+    EXPECT_EQ(1u, frameRateOverrides.size());
+    ASSERT_EQ(1u, frameRateOverrides.count(1234));
+    EXPECT_EQ(60_Hz, frameRateOverrides.at(1234));
+}
+
 TEST_P(RefreshRateSelectorTest, getFrameRateOverrides_touch) {
     if (GetParam() == Config::FrameRateOverride::Disabled) {
         return;
@@ -3204,6 +3684,17 @@
 
     frameRateOverrides = selector.getFrameRateOverrides(layers, 120_Hz, {.touch = true});
     EXPECT_TRUE(frameRateOverrides.empty());
+
+    layers[0].vote = LayerVoteType::ExplicitGte;
+    frameRateOverrides = selector.getFrameRateOverrides(layers, 120_Hz, {});
+    EXPECT_EQ(1u, frameRateOverrides.size());
+    ASSERT_EQ(1u, frameRateOverrides.count(1234));
+    EXPECT_EQ(60_Hz, frameRateOverrides.at(1234));
+
+    frameRateOverrides = selector.getFrameRateOverrides(layers, 120_Hz, {.touch = true});
+    EXPECT_EQ(1u, frameRateOverrides.size());
+    ASSERT_EQ(1u, frameRateOverrides.count(1234));
+    EXPECT_EQ(60_Hz, frameRateOverrides.at(1234));
 }
 
 TEST_P(RefreshRateSelectorTest, getFrameRateOverrides_DivisorIsNotDisplayRefreshRate) {
diff --git a/services/surfaceflinger/tests/unittests/mock/DisplayHardware/MockIPowerHintSession.h b/services/surfaceflinger/tests/unittests/mock/DisplayHardware/MockIPowerHintSession.h
deleted file mode 100644
index 27564b2..0000000
--- a/services/surfaceflinger/tests/unittests/mock/DisplayHardware/MockIPowerHintSession.h
+++ /dev/null
@@ -1,58 +0,0 @@
-/*
- * Copyright 2022 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 "binder/Status.h"
-
-#pragma clang diagnostic push
-#pragma clang diagnostic ignored "-Wconversion"
-#include <aidl/android/hardware/power/IPower.h>
-#pragma clang diagnostic pop
-
-#include <gmock/gmock.h>
-
-using aidl::android::hardware::power::IPowerHintSession;
-using aidl::android::hardware::power::SessionConfig;
-using aidl::android::hardware::power::SessionHint;
-using aidl::android::hardware::power::SessionMode;
-using android::binder::Status;
-
-using namespace aidl::android::hardware::power;
-
-namespace android::Hwc2::mock {
-
-class MockIPowerHintSession : public IPowerHintSession {
-public:
-    MockIPowerHintSession();
-
-    MOCK_METHOD(ndk::SpAIBinder, asBinder, (), (override));
-    MOCK_METHOD(ndk::ScopedAStatus, pause, (), (override));
-    MOCK_METHOD(ndk::ScopedAStatus, resume, (), (override));
-    MOCK_METHOD(ndk::ScopedAStatus, close, (), (override));
-    MOCK_METHOD(ndk::ScopedAStatus, getInterfaceVersion, (int32_t * version), (override));
-    MOCK_METHOD(ndk::ScopedAStatus, getInterfaceHash, (std::string * hash), (override));
-    MOCK_METHOD(bool, isRemote, (), (override));
-    MOCK_METHOD(ndk::ScopedAStatus, updateTargetWorkDuration, (int64_t), (override));
-    MOCK_METHOD(ndk::ScopedAStatus, reportActualWorkDuration, (const ::std::vector<WorkDuration>&),
-                (override));
-    MOCK_METHOD(ndk::ScopedAStatus, sendHint, (SessionHint), (override));
-    MOCK_METHOD(ndk::ScopedAStatus, setThreads, (const ::std::vector<int32_t>&), (override));
-    MOCK_METHOD(ndk::ScopedAStatus, setMode, (SessionMode, bool), (override));
-    MOCK_METHOD(ndk::ScopedAStatus, getSessionConfig, (SessionConfig * _aidl_return), (override));
-};
-
-} // namespace android::Hwc2::mock
diff --git a/services/surfaceflinger/tests/unittests/mock/DisplayHardware/MockPowerHalController.h b/services/surfaceflinger/tests/unittests/mock/DisplayHardware/MockPowerHalController.h
index ae41e7e..af1862d 100644
--- a/services/surfaceflinger/tests/unittests/mock/DisplayHardware/MockPowerHalController.h
+++ b/services/surfaceflinger/tests/unittests/mock/DisplayHardware/MockPowerHalController.h
@@ -44,10 +44,10 @@
     MOCK_METHOD(HalResult<void>, setBoost, (aidl::android::hardware::power::Boost, int32_t),
                 (override));
     MOCK_METHOD(HalResult<void>, setMode, (aidl::android::hardware::power::Mode, bool), (override));
-    MOCK_METHOD(HalResult<std::shared_ptr<aidl::android::hardware::power::IPowerHintSession>>,
+    MOCK_METHOD(HalResult<std::shared_ptr<android::power::PowerHintSessionWrapper>>,
                 createHintSession, (int32_t, int32_t, const std::vector<int32_t>&, int64_t),
                 (override));
-    MOCK_METHOD(HalResult<std::shared_ptr<aidl::android::hardware::power::IPowerHintSession>>,
+    MOCK_METHOD(HalResult<std::shared_ptr<android::power::PowerHintSessionWrapper>>,
                 createHintSessionWithConfig,
                 (int32_t tgid, int32_t uid, const std::vector<int32_t>& threadIds,
                  int64_t durationNanos, aidl::android::hardware::power::SessionTag tag,
diff --git a/services/surfaceflinger/tests/unittests/mock/DisplayHardware/MockIPowerHintSession.cpp b/services/surfaceflinger/tests/unittests/mock/DisplayHardware/MockPowerHintSessionWrapper.cpp
similarity index 75%
rename from services/surfaceflinger/tests/unittests/mock/DisplayHardware/MockIPowerHintSession.cpp
rename to services/surfaceflinger/tests/unittests/mock/DisplayHardware/MockPowerHintSessionWrapper.cpp
index 770bc15..d383283 100644
--- a/services/surfaceflinger/tests/unittests/mock/DisplayHardware/MockIPowerHintSession.cpp
+++ b/services/surfaceflinger/tests/unittests/mock/DisplayHardware/MockPowerHintSessionWrapper.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright 2022 The Android Open Source Project
+ * Copyright 2024 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.
@@ -14,11 +14,12 @@
  * limitations under the License.
  */
 
-#include "mock/DisplayHardware/MockIPowerHintSession.h"
+#include "mock/DisplayHardware/MockPowerHintSessionWrapper.h"
 
 namespace android::Hwc2::mock {
 
 // Explicit default instantiation is recommended.
-MockIPowerHintSession::MockIPowerHintSession() = default;
+MockPowerHintSessionWrapper::MockPowerHintSessionWrapper()
+      : power::PowerHintSessionWrapper(nullptr) {}
 
 } // namespace android::Hwc2::mock
diff --git a/services/surfaceflinger/tests/unittests/mock/DisplayHardware/MockPowerHintSessionWrapper.h b/services/surfaceflinger/tests/unittests/mock/DisplayHardware/MockPowerHintSessionWrapper.h
new file mode 100644
index 0000000..bc6950c
--- /dev/null
+++ b/services/surfaceflinger/tests/unittests/mock/DisplayHardware/MockPowerHintSessionWrapper.h
@@ -0,0 +1,55 @@
+/*
+ * Copyright 2024 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 "binder/Status.h"
+
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wconversion"
+#include <aidl/android/hardware/power/IPower.h>
+#include <powermanager/PowerHintSessionWrapper.h>
+#pragma clang diagnostic pop
+
+#include <gmock/gmock.h>
+
+using aidl::android::hardware::power::IPowerHintSession;
+using aidl::android::hardware::power::SessionConfig;
+using aidl::android::hardware::power::SessionHint;
+using aidl::android::hardware::power::SessionMode;
+using android::binder::Status;
+
+using namespace aidl::android::hardware::power;
+
+namespace android::Hwc2::mock {
+
+class MockPowerHintSessionWrapper : public power::PowerHintSessionWrapper {
+public:
+    MockPowerHintSessionWrapper();
+
+    MOCK_METHOD(power::HalResult<void>, updateTargetWorkDuration, (int64_t), (override));
+    MOCK_METHOD(power::HalResult<void>, reportActualWorkDuration,
+                (const ::std::vector<WorkDuration>&), (override));
+    MOCK_METHOD(power::HalResult<void>, pause, (), (override));
+    MOCK_METHOD(power::HalResult<void>, resume, (), (override));
+    MOCK_METHOD(power::HalResult<void>, close, (), (override));
+    MOCK_METHOD(power::HalResult<void>, sendHint, (SessionHint), (override));
+    MOCK_METHOD(power::HalResult<void>, setThreads, (const ::std::vector<int32_t>&), (override));
+    MOCK_METHOD(power::HalResult<void>, setMode, (SessionMode, bool), (override));
+    MOCK_METHOD(power::HalResult<SessionConfig>, getSessionConfig, (), (override));
+};
+
+} // namespace android::Hwc2::mock