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Commit d65a2d5f authored by Alec Mouri's avatar Alec Mouri Committed by Automerger Merge Worker
Browse files

Merge "Add tracing thread for RenderEngine's fences" into udc-dev am: 0f0c9770 am: fc92e6f7 

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/native/+/23007114



Change-Id: Ia9b21c534b7528d465816d615777fb7303804b8f
Signed-off-by: default avatarAutomerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
parents 526129e2 fc92e6f7

libs/gui/Android.bp

+1 −0
Original line number Diff line number Diff line
@@ -217,6 +217,7 @@ cc_library_shared { 
        "DebugEGLImageTracker.cpp",

        "DisplayEventDispatcher.cpp",

        "DisplayEventReceiver.cpp",

        "FenceMonitor.cpp",

        "GLConsumer.cpp",

        "IConsumerListener.cpp",

        "IGraphicBufferConsumer.cpp",

libs/gui/FenceMonitor.cpp

0 → 100644
+89 −0
Original line number Diff line number Diff line 
/*

 * Copyright 2023 The Android Open Source Project

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 *      http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */



#define ATRACE_TAG ATRACE_TAG_GRAPHICS



#include <gui/FenceMonitor.h>

#include <gui/TraceUtils.h>

#include <log/log.h>



#include <thread>



namespace android::gui {



FenceMonitor::FenceMonitor(const char* name) : mName(name), mFencesQueued(0), mFencesSignaled(0) {

    std::thread thread(&FenceMonitor::loop, this);

    pthread_setname_np(thread.native_handle(), mName);

    thread.detach();

}



void FenceMonitor::queueFence(const sp<Fence>& fence) {

    char message[64];



    std::lock_guard<std::mutex> lock(mMutex);

    if (fence->getSignalTime() != Fence::SIGNAL_TIME_PENDING) {

        snprintf(message, sizeof(message), "%s fence %u has signaled", mName, mFencesQueued);

        ATRACE_NAME(message);

        // Need an increment on both to make the trace number correct.

        mFencesQueued++;

        mFencesSignaled++;

        return;

    }

    snprintf(message, sizeof(message), "Trace %s fence %u", mName, mFencesQueued);

    ATRACE_NAME(message);



    mQueue.push_back(fence);

    mCondition.notify_one();

    mFencesQueued++;

    ATRACE_INT(mName, int32_t(mQueue.size()));

}



void FenceMonitor::loop() {

    while (true) {

        threadLoop();

    }

}



void FenceMonitor::threadLoop() {

    sp<Fence> fence;

    uint32_t fenceNum;

    {

        std::unique_lock<std::mutex> lock(mMutex);

        while (mQueue.empty()) {

            mCondition.wait(lock);

        }

        fence = mQueue[0];

        fenceNum = mFencesSignaled;

    }

    {

        char message[64];

        snprintf(message, sizeof(message), "waiting for %s %u", mName, fenceNum);

        ATRACE_NAME(message);



        status_t result = fence->waitForever(message);

        if (result != OK) {

            ALOGE("Error waiting for fence: %d", result);

        }

    }

    {

        std::lock_guard<std::mutex> lock(mMutex);

        mQueue.pop_front();

        mFencesSignaled++;

        ATRACE_INT(mName, int32_t(mQueue.size()));

    }

}



} // namespace android::gui
 
 No newline at end of file

libs/gui/Surface.cpp

+4 −79
Original line number Diff line number Diff line
@@ -30,6 +30,7 @@ 
#include <android/gui/DisplayStatInfo.h>

#include <android/native_window.h>



#include <gui/FenceMonitor.h>

#include <gui/TraceUtils.h>

#include <utils/Log.h>

#include <utils/NativeHandle.h>
@@ -545,82 +546,6 @@ int Surface::setSwapInterval(int interval) { 
    return NO_ERROR;

}



class FenceMonitor {

public:

    explicit FenceMonitor(const char* name) : mName(name), mFencesQueued(0), mFencesSignaled(0) {

        std::thread thread(&FenceMonitor::loop, this);

        pthread_setname_np(thread.native_handle(), mName);

        thread.detach();

    }



    void queueFence(const sp<Fence>& fence) {

        char message[64];



        std::lock_guard<std::mutex> lock(mMutex);

        if (fence->getSignalTime() != Fence::SIGNAL_TIME_PENDING) {

            snprintf(message, sizeof(message), "%s fence %u has signaled", mName, mFencesQueued);

            ATRACE_NAME(message);

            // Need an increment on both to make the trace number correct.

            mFencesQueued++;

            mFencesSignaled++;

            return;

        }

        snprintf(message, sizeof(message), "Trace %s fence %u", mName, mFencesQueued);

        ATRACE_NAME(message);



        mQueue.push_back(fence);

        mCondition.notify_one();

        mFencesQueued++;

        ATRACE_INT(mName, int32_t(mQueue.size()));

    }



private:

#pragma clang diagnostic push

#pragma clang diagnostic ignored "-Wmissing-noreturn"

    void loop() {

        while (true) {

            threadLoop();

        }

    }

#pragma clang diagnostic pop



    void threadLoop() {

        sp<Fence> fence;

        uint32_t fenceNum;

        {

            std::unique_lock<std::mutex> lock(mMutex);

            while (mQueue.empty()) {

                mCondition.wait(lock);

            }

            fence = mQueue[0];

            fenceNum = mFencesSignaled;

        }

        {

            char message[64];

            snprintf(message, sizeof(message), "waiting for %s %u", mName, fenceNum);

            ATRACE_NAME(message);



            status_t result = fence->waitForever(message);

            if (result != OK) {

                ALOGE("Error waiting for fence: %d", result);

            }

        }

        {

            std::lock_guard<std::mutex> lock(mMutex);

            mQueue.pop_front();

            mFencesSignaled++;

            ATRACE_INT(mName, int32_t(mQueue.size()));

        }

    }



    const char* mName;

    uint32_t mFencesQueued;

    uint32_t mFencesSignaled;

    std::deque<sp<Fence>> mQueue;

    std::condition_variable mCondition;

    std::mutex mMutex;

};



void Surface::getDequeueBufferInputLocked(

        IGraphicBufferProducer::DequeueBufferInput* dequeueInput) {

    LOG_ALWAYS_FATAL_IF(dequeueInput == nullptr, "input is null");
@@ -694,7 +619,7 @@ int Surface::dequeueBuffer(android_native_buffer_t** buffer, int* fenceFd) { 
    ALOGE_IF(fence == nullptr, "Surface::dequeueBuffer: received null Fence! buf=%d", buf);



    if (CC_UNLIKELY(atrace_is_tag_enabled(ATRACE_TAG_GRAPHICS))) {

        static FenceMonitor hwcReleaseThread("HWC release");

        static gui::FenceMonitor hwcReleaseThread("HWC release");

        hwcReleaseThread.queueFence(fence);

    }
@@ -893,7 +818,7 @@ int Surface::dequeueBuffers(std::vector<BatchBuffer>* buffers) { 
        sp<GraphicBuffer>& gbuf(mSlots[slot].buffer);



        if (CC_UNLIKELY(atrace_is_tag_enabled(ATRACE_TAG_GRAPHICS))) {

            static FenceMonitor hwcReleaseThread("HWC release");

            static gui::FenceMonitor hwcReleaseThread("HWC release");

            hwcReleaseThread.queueFence(output.fence);

        }
@@ -1163,7 +1088,7 @@ void Surface::onBufferQueuedLocked(int slot, sp<Fence> fence, 
    mQueueBufferCondition.broadcast();



    if (CC_UNLIKELY(atrace_is_tag_enabled(ATRACE_TAG_GRAPHICS))) {

        static FenceMonitor gpuCompletionThread("GPU completion");

        static gui::FenceMonitor gpuCompletionThread("GPU completion");

        gpuCompletionThread.queueFence(fence);

    }

}

libs/gui/include/gui/FenceMonitor.h

0 → 100644
+44 −0
Original line number Diff line number Diff line 
/*

 * Copyright 2023 The Android Open Source Project

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 *      http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */



#pragma once



#include <cstdint>

#include <deque>

#include <mutex>



#include <ui/Fence.h>



namespace android::gui {



class FenceMonitor {

public:

    explicit FenceMonitor(const char* name);

    void queueFence(const sp<Fence>& fence);



private:

    void loop();

    void threadLoop();



    const char* mName;

    uint32_t mFencesQueued;

    uint32_t mFencesSignaled;

    std::deque<sp<Fence>> mQueue;

    std::condition_variable mCondition;

    std::mutex mMutex;

};



} // namespace android::gui
 
 No newline at end of file

libs/renderengine/skia/SkiaRenderEngine.cpp

+12 −5
Original line number Diff line number Diff line
@@ -39,10 +39,10 @@ 
#include <SkPath.h>

#include <SkPoint.h>

#include <SkPoint3.h>

#include <SkRRect.h>

#include <SkRect.h>

#include <SkRefCnt.h>

#include <SkRegion.h>

#include <SkRRect.h>

#include <SkRuntimeEffect.h>

#include <SkSamplingOptions.h>

#include <SkScalar.h>
@@ -51,9 +51,11 @@ 
#include <SkString.h>

#include <SkSurface.h>

#include <SkTileMode.h>

#include <src/core/SkTraceEventCommon.h>

#include <android-base/stringprintf.h>

#include <gui/FenceMonitor.h>

#include <gui/TraceUtils.h>

#include <pthread.h>

#include <src/core/SkTraceEventCommon.h>

#include <sync/sync.h>

#include <ui/BlurRegion.h>

#include <ui/DataspaceUtils.h>
@@ -63,6 +65,7 @@ 


#include <cmath>

#include <cstdint>

#include <deque>

#include <memory>

#include <numeric>
@@ -229,7 +232,6 @@ static inline SkM44 getSkM44(const android::mat4& matrix) { 
static inline SkPoint3 getSkPoint3(const android::vec3& vector) {

    return SkPoint3::Make(vector.x, vector.y, vector.z);

}



} // namespace



namespace android {
@@ -1134,8 +1136,13 @@ void SkiaRenderEngine::drawLayersInternal( 
        activeSurface->flush();

    }



    base::unique_fd drawFence = flushAndSubmit(grContext);

    resultPromise->set_value(sp<Fence>::make(std::move(drawFence)));

    auto drawFence = sp<Fence>::make(flushAndSubmit(grContext));



    if (ATRACE_ENABLED()) {

        static gui::FenceMonitor sMonitor("RE Completion");

        sMonitor.queueFence(drawFence);

    }

    resultPromise->set_value(std::move(drawFence));

}



size_t SkiaRenderEngine::getMaxTextureSize() const {