Switch HWUI to use native performance hint API
Test: None
Bug: 194204196
Change-Id: I80dfdb5d56921c465406cc4534e82738c668d46d
diff --git a/libs/hwui/jni/android_graphics_HardwareRenderer.cpp b/libs/hwui/jni/android_graphics_HardwareRenderer.cpp
index c4cdb7d..54367b8 100644
--- a/libs/hwui/jni/android_graphics_HardwareRenderer.cpp
+++ b/libs/hwui/jni/android_graphics_HardwareRenderer.cpp
@@ -44,8 +44,6 @@
#include <utils/StrongPointer.h>
#include <utils/Timers.h>
-#include <pthread.h>
-
#include <algorithm>
#include <atomic>
#include <vector>
@@ -60,10 +58,6 @@
struct {
jclass clazz;
jmethodID invokePictureCapturedCallback;
- jmethodID createHintSession;
- jmethodID updateTargetWorkDuration;
- jmethodID reportActualWorkDuration;
- jmethodID closeHintSession;
} gHardwareRenderer;
struct {
@@ -90,14 +84,6 @@
return env;
}
-static bool hasExceptionAndClear(JNIEnv* env) {
- if (GraphicsJNI::hasException(env)) {
- env->ExceptionClear();
- return true;
- }
- return false;
-}
-
typedef ANativeWindow* (*ANW_fromSurface)(JNIEnv* env, jobject surface);
ANW_fromSurface fromSurface;
@@ -147,67 +133,6 @@
}
};
-class HintSessionWrapper : public LightRefBase<HintSessionWrapper> {
-public:
- static sp<HintSessionWrapper> create(JNIEnv* env, RenderProxy* proxy) {
- if (!Properties::useHintManager) return nullptr;
-
- // Include UI thread (self), render thread, and thread pool.
- std::vector<int> tids = CommonPool::getThreadIds();
- tids.push_back(proxy->getRenderThreadTid());
- tids.push_back(pthread_gettid_np(pthread_self()));
-
- jintArray tidsArray = env->NewIntArray(tids.size());
- if (hasExceptionAndClear(env)) return nullptr;
- env->SetIntArrayRegion(tidsArray, 0, tids.size(), reinterpret_cast<jint*>(tids.data()));
- if (hasExceptionAndClear(env)) return nullptr;
- jobject session = env->CallStaticObjectMethod(
- gHardwareRenderer.clazz, gHardwareRenderer.createHintSession, tidsArray);
- if (hasExceptionAndClear(env) || !session) return nullptr;
- return new HintSessionWrapper(env, session);
- }
-
- ~HintSessionWrapper() {
- if (!mSession) return;
- JNIEnv* env = getenv(mVm);
- env->CallStaticVoidMethod(gHardwareRenderer.clazz, gHardwareRenderer.closeHintSession,
- mSession);
- hasExceptionAndClear(env);
- env->DeleteGlobalRef(mSession);
- mSession = nullptr;
- }
-
- void updateTargetWorkDuration(long targetDurationNanos) {
- if (!mSession) return;
- JNIEnv* env = getenv(mVm);
- env->CallStaticVoidMethod(gHardwareRenderer.clazz,
- gHardwareRenderer.updateTargetWorkDuration, mSession,
- static_cast<jlong>(targetDurationNanos));
- hasExceptionAndClear(env);
- }
-
- void reportActualWorkDuration(long actualDurationNanos) {
- if (!mSession) return;
- JNIEnv* env = getenv(mVm);
- env->CallStaticVoidMethod(gHardwareRenderer.clazz,
- gHardwareRenderer.reportActualWorkDuration, mSession,
- static_cast<jlong>(actualDurationNanos));
- hasExceptionAndClear(env);
- }
-
-private:
- HintSessionWrapper(JNIEnv* env, jobject jobject) {
- env->GetJavaVM(&mVm);
- if (jobject) {
- mSession = env->NewGlobalRef(jobject);
- LOG_ALWAYS_FATAL_IF(!mSession, "Failed to make global ref");
- }
- }
-
- JavaVM* mVm = nullptr;
- jobject mSession = nullptr;
-};
-
static void android_view_ThreadedRenderer_rotateProcessStatsBuffer(JNIEnv* env, jobject clazz) {
RenderProxy::rotateProcessStatsBuffer();
}
@@ -235,12 +160,6 @@
RootRenderNode* rootRenderNode = reinterpret_cast<RootRenderNode*>(rootRenderNodePtr);
ContextFactoryImpl factory(rootRenderNode);
RenderProxy* proxy = new RenderProxy(translucent, rootRenderNode, &factory);
- sp<HintSessionWrapper> wrapper = HintSessionWrapper::create(env, proxy);
- if (wrapper) {
- proxy->setHintSessionCallbacks(
- [wrapper](int64_t nanos) { wrapper->updateTargetWorkDuration(nanos); },
- [wrapper](int64_t nanos) { wrapper->reportActualWorkDuration(nanos); });
- }
return (jlong) proxy;
}
@@ -1059,18 +978,6 @@
gHardwareRenderer.invokePictureCapturedCallback = GetStaticMethodIDOrDie(env, hardwareRenderer,
"invokePictureCapturedCallback",
"(JLandroid/graphics/HardwareRenderer$PictureCapturedCallback;)V");
- gHardwareRenderer.createHintSession =
- GetStaticMethodIDOrDie(env, hardwareRenderer, "createHintSession",
- "([I)Landroid/os/PerformanceHintManager$Session;");
- gHardwareRenderer.updateTargetWorkDuration =
- GetStaticMethodIDOrDie(env, hardwareRenderer, "updateTargetWorkDuration",
- "(Landroid/os/PerformanceHintManager$Session;J)V");
- gHardwareRenderer.reportActualWorkDuration =
- GetStaticMethodIDOrDie(env, hardwareRenderer, "reportActualWorkDuration",
- "(Landroid/os/PerformanceHintManager$Session;J)V");
- gHardwareRenderer.closeHintSession =
- GetStaticMethodIDOrDie(env, hardwareRenderer, "closeHintSession",
- "(Landroid/os/PerformanceHintManager$Session;)V");
jclass aSurfaceTransactionCallbackClass =
FindClassOrDie(env, "android/graphics/HardwareRenderer$ASurfaceTransactionCallback");
diff --git a/libs/hwui/renderthread/DrawFrameTask.cpp b/libs/hwui/renderthread/DrawFrameTask.cpp
index db29e34..e7081df 100644
--- a/libs/hwui/renderthread/DrawFrameTask.cpp
+++ b/libs/hwui/renderthread/DrawFrameTask.cpp
@@ -16,6 +16,7 @@
#include "DrawFrameTask.h"
+#include <dlfcn.h>
#include <gui/TraceUtils.h>
#include <utils/Log.h>
#include <algorithm>
@@ -26,11 +27,63 @@
#include "../RenderNode.h"
#include "CanvasContext.h"
#include "RenderThread.h"
+#include "thread/CommonPool.h"
namespace android {
namespace uirenderer {
namespace renderthread {
+namespace {
+
+typedef APerformanceHintManager* (*APH_getManager)();
+typedef APerformanceHintSession* (*APH_createSession)(APerformanceHintManager*, const int32_t*,
+ size_t, int64_t);
+typedef void (*APH_updateTargetWorkDuration)(APerformanceHintSession*, int64_t);
+typedef void (*APH_reportActualWorkDuration)(APerformanceHintSession*, int64_t);
+typedef void (*APH_closeSession)(APerformanceHintSession* session);
+
+bool gAPerformanceHintBindingInitialized = false;
+APH_getManager gAPH_getManagerFn = nullptr;
+APH_createSession gAPH_createSessionFn = nullptr;
+APH_updateTargetWorkDuration gAPH_updateTargetWorkDurationFn = nullptr;
+APH_reportActualWorkDuration gAPH_reportActualWorkDurationFn = nullptr;
+APH_closeSession gAPH_closeSessionFn = nullptr;
+
+void ensureAPerformanceHintBindingInitialized() {
+ if (gAPerformanceHintBindingInitialized) return;
+
+ void* handle_ = dlopen("libandroid.so", RTLD_NOW | RTLD_NODELETE);
+ LOG_ALWAYS_FATAL_IF(handle_ == nullptr, "Failed to dlopen libandroid.so!");
+
+ gAPH_getManagerFn = (APH_getManager)dlsym(handle_, "APerformanceHint_getManager");
+ LOG_ALWAYS_FATAL_IF(gAPH_getManagerFn == nullptr,
+ "Failed to find required symbol APerformanceHint_getManager!");
+
+ gAPH_createSessionFn = (APH_createSession)dlsym(handle_, "APerformanceHint_createSession");
+ LOG_ALWAYS_FATAL_IF(gAPH_createSessionFn == nullptr,
+ "Failed to find required symbol APerformanceHint_createSession!");
+
+ gAPH_updateTargetWorkDurationFn = (APH_updateTargetWorkDuration)dlsym(
+ handle_, "APerformanceHint_updateTargetWorkDuration");
+ LOG_ALWAYS_FATAL_IF(
+ gAPH_updateTargetWorkDurationFn == nullptr,
+ "Failed to find required symbol APerformanceHint_updateTargetWorkDuration!");
+
+ gAPH_reportActualWorkDurationFn = (APH_reportActualWorkDuration)dlsym(
+ handle_, "APerformanceHint_reportActualWorkDuration");
+ LOG_ALWAYS_FATAL_IF(
+ gAPH_reportActualWorkDurationFn == nullptr,
+ "Failed to find required symbol APerformanceHint_reportActualWorkDuration!");
+
+ gAPH_closeSessionFn = (APH_closeSession)dlsym(handle_, "APerformanceHint_closeSession");
+ LOG_ALWAYS_FATAL_IF(gAPH_closeSessionFn == nullptr,
+ "Failed to find required symbol APerformanceHint_closeSession!");
+
+ gAPerformanceHintBindingInitialized = true;
+}
+
+} // namespace
+
DrawFrameTask::DrawFrameTask()
: mRenderThread(nullptr)
, mContext(nullptr)
@@ -39,17 +92,13 @@
DrawFrameTask::~DrawFrameTask() {}
-void DrawFrameTask::setContext(RenderThread* thread, CanvasContext* context,
- RenderNode* targetNode) {
+void DrawFrameTask::setContext(RenderThread* thread, CanvasContext* context, RenderNode* targetNode,
+ int32_t uiThreadId, int32_t renderThreadId) {
mRenderThread = thread;
mContext = context;
mTargetNode = targetNode;
-}
-
-void DrawFrameTask::setHintSessionCallbacks(std::function<void(int64_t)> updateTargetWorkDuration,
- std::function<void(int64_t)> reportActualWorkDuration) {
- mUpdateTargetWorkDuration = std::move(updateTargetWorkDuration);
- mReportActualWorkDuration = std::move(reportActualWorkDuration);
+ mUiThreadId = uiThreadId;
+ mRenderThreadId = renderThreadId;
}
void DrawFrameTask::pushLayerUpdate(DeferredLayerUpdater* layer) {
@@ -144,27 +193,25 @@
unblockUiThread();
}
- // These member callbacks are effectively const as they are set once during init, so it's safe
- // to use these directly instead of making local copies.
- if (mUpdateTargetWorkDuration && mReportActualWorkDuration) {
- constexpr int64_t kSanityCheckLowerBound = 100000; // 0.1ms
- constexpr int64_t kSanityCheckUpperBound = 10000000000; // 10s
- int64_t targetWorkDuration = frameDeadline - intendedVsync;
- targetWorkDuration = targetWorkDuration * Properties::targetCpuTimePercentage / 100;
- if (targetWorkDuration > kSanityCheckLowerBound &&
- targetWorkDuration < kSanityCheckUpperBound &&
- targetWorkDuration != mLastTargetWorkDuration) {
- mLastTargetWorkDuration = targetWorkDuration;
- mUpdateTargetWorkDuration(targetWorkDuration);
- }
- int64_t frameDuration = systemTime(SYSTEM_TIME_MONOTONIC) - frameStartTime;
- int64_t actualDuration = frameDuration -
- (std::min(syncDelayDuration, mLastDequeueBufferDuration)) -
- dequeueBufferDuration;
- if (actualDuration > kSanityCheckLowerBound && actualDuration < kSanityCheckUpperBound) {
- mReportActualWorkDuration(actualDuration);
- }
+ if (!mHintSessionWrapper) mHintSessionWrapper.emplace(mUiThreadId, mRenderThreadId);
+ constexpr int64_t kSanityCheckLowerBound = 100000; // 0.1ms
+ constexpr int64_t kSanityCheckUpperBound = 10000000000; // 10s
+ int64_t targetWorkDuration = frameDeadline - intendedVsync;
+ targetWorkDuration = targetWorkDuration * Properties::targetCpuTimePercentage / 100;
+ if (targetWorkDuration > kSanityCheckLowerBound &&
+ targetWorkDuration < kSanityCheckUpperBound &&
+ targetWorkDuration != mLastTargetWorkDuration) {
+ mLastTargetWorkDuration = targetWorkDuration;
+ mHintSessionWrapper->updateTargetWorkDuration(targetWorkDuration);
}
+ int64_t frameDuration = systemTime(SYSTEM_TIME_MONOTONIC) - frameStartTime;
+ int64_t actualDuration = frameDuration -
+ (std::min(syncDelayDuration, mLastDequeueBufferDuration)) -
+ dequeueBufferDuration;
+ if (actualDuration > kSanityCheckLowerBound && actualDuration < kSanityCheckUpperBound) {
+ mHintSessionWrapper->reportActualWorkDuration(actualDuration);
+ }
+
mLastDequeueBufferDuration = dequeueBufferDuration;
}
@@ -216,6 +263,44 @@
mSignal.signal();
}
+DrawFrameTask::HintSessionWrapper::HintSessionWrapper(int32_t uiThreadId, int32_t renderThreadId) {
+ if (!Properties::useHintManager) return;
+ if (uiThreadId < 0 || renderThreadId < 0) return;
+
+ ensureAPerformanceHintBindingInitialized();
+
+ APerformanceHintManager* manager = gAPH_getManagerFn();
+ if (!manager) return;
+
+ std::vector<int32_t> tids = CommonPool::getThreadIds();
+ tids.push_back(uiThreadId);
+ tids.push_back(renderThreadId);
+
+ // DrawFrameTask code will always set a target duration before reporting actual durations.
+ // So this is just a placeholder value that's never used.
+ int64_t dummyTargetDurationNanos = 16666667;
+ mHintSession =
+ gAPH_createSessionFn(manager, tids.data(), tids.size(), dummyTargetDurationNanos);
+}
+
+DrawFrameTask::HintSessionWrapper::~HintSessionWrapper() {
+ if (mHintSession) {
+ gAPH_closeSessionFn(mHintSession);
+ }
+}
+
+void DrawFrameTask::HintSessionWrapper::updateTargetWorkDuration(long targetDurationNanos) {
+ if (mHintSession) {
+ gAPH_updateTargetWorkDurationFn(mHintSession, targetDurationNanos);
+ }
+}
+
+void DrawFrameTask::HintSessionWrapper::reportActualWorkDuration(long actualDurationNanos) {
+ if (mHintSession) {
+ gAPH_reportActualWorkDurationFn(mHintSession, actualDurationNanos);
+ }
+}
+
} /* namespace renderthread */
} /* namespace uirenderer */
} /* namespace android */
diff --git a/libs/hwui/renderthread/DrawFrameTask.h b/libs/hwui/renderthread/DrawFrameTask.h
index 2455ea8..6a61a2b 100644
--- a/libs/hwui/renderthread/DrawFrameTask.h
+++ b/libs/hwui/renderthread/DrawFrameTask.h
@@ -16,8 +16,10 @@
#ifndef DRAWFRAMETASK_H
#define DRAWFRAMETASK_H
+#include <optional>
#include <vector>
+#include <performance_hint_private.h>
#include <utils/Condition.h>
#include <utils/Mutex.h>
#include <utils/StrongPointer.h>
@@ -60,9 +62,8 @@
DrawFrameTask();
virtual ~DrawFrameTask();
- void setContext(RenderThread* thread, CanvasContext* context, RenderNode* targetNode);
- void setHintSessionCallbacks(std::function<void(int64_t)> updateTargetWorkDuration,
- std::function<void(int64_t)> reportActualWorkDuration);
+ void setContext(RenderThread* thread, CanvasContext* context, RenderNode* targetNode,
+ int32_t uiThreadId, int32_t renderThreadId);
void setContentDrawBounds(int left, int top, int right, int bottom) {
mContentDrawBounds.set(left, top, right, bottom);
}
@@ -85,6 +86,18 @@
}
private:
+ class HintSessionWrapper {
+ public:
+ HintSessionWrapper(int32_t uiThreadId, int32_t renderThreadId);
+ ~HintSessionWrapper();
+
+ void updateTargetWorkDuration(long targetDurationNanos);
+ void reportActualWorkDuration(long actualDurationNanos);
+
+ private:
+ APerformanceHintSession* mHintSession = nullptr;
+ };
+
void postAndWait();
bool syncFrameState(TreeInfo& info);
void unblockUiThread();
@@ -95,6 +108,8 @@
RenderThread* mRenderThread;
CanvasContext* mContext;
RenderNode* mTargetNode = nullptr;
+ int32_t mUiThreadId = -1;
+ int32_t mRenderThreadId = -1;
Rect mContentDrawBounds;
/*********************************************
@@ -112,8 +127,7 @@
nsecs_t mLastDequeueBufferDuration = 0;
nsecs_t mLastTargetWorkDuration = 0;
- std::function<void(int64_t)> mUpdateTargetWorkDuration;
- std::function<void(int64_t)> mReportActualWorkDuration;
+ std::optional<HintSessionWrapper> mHintSessionWrapper;
};
} /* namespace renderthread */
diff --git a/libs/hwui/renderthread/RenderProxy.cpp b/libs/hwui/renderthread/RenderProxy.cpp
index a77b5b5..c485ce2 100644
--- a/libs/hwui/renderthread/RenderProxy.cpp
+++ b/libs/hwui/renderthread/RenderProxy.cpp
@@ -29,6 +29,8 @@
#include "utils/Macros.h"
#include "utils/TimeUtils.h"
+#include <pthread.h>
+
namespace android {
namespace uirenderer {
namespace renderthread {
@@ -39,7 +41,8 @@
mContext = mRenderThread.queue().runSync([&]() -> CanvasContext* {
return CanvasContext::create(mRenderThread, translucent, rootRenderNode, contextFactory);
});
- mDrawFrameTask.setContext(&mRenderThread, mContext, rootRenderNode);
+ mDrawFrameTask.setContext(&mRenderThread, mContext, rootRenderNode,
+ pthread_gettid_np(pthread_self()), getRenderThreadTid());
}
RenderProxy::~RenderProxy() {
@@ -48,7 +51,7 @@
void RenderProxy::destroyContext() {
if (mContext) {
- mDrawFrameTask.setContext(nullptr, nullptr, nullptr);
+ mDrawFrameTask.setContext(nullptr, nullptr, nullptr, -1, -1);
// This is also a fence as we need to be certain that there are no
// outstanding mDrawFrame tasks posted before it is destroyed
mRenderThread.queue().runSync([this]() { delete mContext; });
@@ -76,12 +79,6 @@
mRenderThread.queue().runSync([this, name]() { mContext->setName(std::string(name)); });
}
-void RenderProxy::setHintSessionCallbacks(std::function<void(int64_t)> updateTargetWorkDuration,
- std::function<void(int64_t)> reportActualWorkDuration) {
- mDrawFrameTask.setHintSessionCallbacks(std::move(updateTargetWorkDuration),
- std::move(reportActualWorkDuration));
-}
-
void RenderProxy::setSurface(ANativeWindow* window, bool enableTimeout) {
if (window) { ANativeWindow_acquire(window); }
mRenderThread.queue().post([this, win = window, enableTimeout]() mutable {
diff --git a/libs/hwui/renderthread/RenderProxy.h b/libs/hwui/renderthread/RenderProxy.h
index 1b0f22e..2b5405c 100644
--- a/libs/hwui/renderthread/RenderProxy.h
+++ b/libs/hwui/renderthread/RenderProxy.h
@@ -71,8 +71,6 @@
void setSwapBehavior(SwapBehavior swapBehavior);
bool loadSystemProperties();
void setName(const char* name);
- void setHintSessionCallbacks(std::function<void(int64_t)> updateTargetWorkDuration,
- std::function<void(int64_t)> reportActualWorkDuration);
void setSurface(ANativeWindow* window, bool enableTimeout = true);
void setSurfaceControl(ASurfaceControl* surfaceControl);