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Commit f58e51b4 authored by Greg Daniel's avatar Greg Daniel Committed by Android (Google) Code Review
Browse files

Merge "Fix deletion of VkSemaphores in VulkanManager." into qt-dev

parents 154862c9 d92a9b15

libs/hwui/renderthread/VulkanManager.cpp

+40 −88
Original line number Diff line number Diff line
@@ -58,10 +58,6 @@ static void free_features_extensions_structs(const VkPhysicalDeviceFeatures2& fe 
#define GET_DEV_PROC(F) m##F = (PFN_vk##F)vkGetDeviceProcAddr(mDevice, "vk" #F)



void VulkanManager::destroy() {

    // We don't need to explicitly free the command buffer since it automatically gets freed when we

    // delete the VkCommandPool below.

    mDummyCB = VK_NULL_HANDLE;



    if (VK_NULL_HANDLE != mCommandPool) {

        mDestroyCommandPool(mDevice, mCommandPool, nullptr);

        mCommandPool = VK_NULL_HANDLE;
@@ -376,12 +372,6 @@ void VulkanManager::initialize() { 
    }

    LOG_ALWAYS_FATAL_IF(mCommandPool == VK_NULL_HANDLE);



    if (!setupDummyCommandBuffer()) {

        this->destroy();

        // Pass through will crash on next line.

    }

    LOG_ALWAYS_FATAL_IF(mDummyCB == VK_NULL_HANDLE);



    mGetDeviceQueue(mDevice, mPresentQueueIndex, 0, &mPresentQueue);



    if (Properties::enablePartialUpdates && Properties::useBufferAge) {
@@ -488,6 +478,22 @@ Frame VulkanManager::dequeueNextBuffer(VulkanSurface* surface) { 
    return Frame(surface->logicalWidth(), surface->logicalHeight(), bufferAge);

}



struct DestroySemaphoreInfo {

    PFN_vkDestroySemaphore mDestroyFunction;

    VkDevice mDevice;

    VkSemaphore mSemaphore;



    DestroySemaphoreInfo(PFN_vkDestroySemaphore destroyFunction, VkDevice device,

            VkSemaphore semaphore)

            : mDestroyFunction(destroyFunction), mDevice(device), mSemaphore(semaphore) {}

};



static void destroy_semaphore(void* context) {

    DestroySemaphoreInfo* info = reinterpret_cast<DestroySemaphoreInfo*>(context);

    info->mDestroyFunction(info->mDevice, info->mSemaphore, nullptr);

    delete info;

}



void VulkanManager::swapBuffers(VulkanSurface* surface, const SkRect& dirtyRect) {

    if (CC_UNLIKELY(Properties::waitForGpuCompletion)) {

        ATRACE_NAME("Finishing GPU work");
@@ -517,9 +523,12 @@ void VulkanManager::swapBuffers(VulkanSurface* surface, const SkRect& dirtyRect) 
    backendSemaphore.initVulkan(semaphore);



    int fenceFd = -1;

    DestroySemaphoreInfo* destroyInfo = new DestroySemaphoreInfo(mDestroySemaphore, mDevice,

                                                                 semaphore);

    GrSemaphoresSubmitted submitted =

            bufferInfo->skSurface->flush(SkSurface::BackendSurfaceAccess::kPresent,

                                         SkSurface::kNone_FlushFlags, 1, &backendSemaphore);

                                         kNone_GrFlushFlags, 1, &backendSemaphore,

                                         destroy_semaphore, destroyInfo);

    if (submitted == GrSemaphoresSubmitted::kYes) {

        VkSemaphoreGetFdInfoKHR getFdInfo;

        getFdInfo.sType = VK_STRUCTURE_TYPE_SEMAPHORE_GET_FD_INFO_KHR;
@@ -535,12 +544,6 @@ void VulkanManager::swapBuffers(VulkanSurface* surface, const SkRect& dirtyRect) 
    }



    surface->presentCurrentBuffer(dirtyRect, fenceFd);



    // Exporting a semaphore with copy transference via vkGetSemaphoreFdKHR, has the same effect of

    // destroying the semaphore and creating a new one with the same handle, and the payloads

    // ownership is move to the Fd we created. Thus the semaphore is in a state that we can delete

    // it and we don't need to wait on the command buffer we submitted to finish.

    mDestroySemaphore(mDevice, semaphore, nullptr);

}



void VulkanManager::destroySurface(VulkanSurface* surface) {
@@ -566,38 +569,7 @@ VulkanSurface* VulkanManager::createSurface(ANativeWindow* window, ColorMode col 
                                 *this, extraBuffers);

}



bool VulkanManager::setupDummyCommandBuffer() {

    if (mDummyCB != VK_NULL_HANDLE) {

        return true;

    }



    VkCommandBufferAllocateInfo commandBuffersInfo;

    memset(&commandBuffersInfo, 0, sizeof(VkCommandBufferAllocateInfo));

    commandBuffersInfo.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO;

    commandBuffersInfo.pNext = nullptr;

    commandBuffersInfo.commandPool = mCommandPool;

    commandBuffersInfo.level = VK_COMMAND_BUFFER_LEVEL_PRIMARY;

    commandBuffersInfo.commandBufferCount = 1;



    VkResult err = mAllocateCommandBuffers(mDevice, &commandBuffersInfo, &mDummyCB);

    if (err != VK_SUCCESS) {

        // It is probably unnecessary to set this back to VK_NULL_HANDLE, but we set it anyways to

        // make sure the driver didn't set a value and then return a failure.

        mDummyCB = VK_NULL_HANDLE;

        return false;

    }



    VkCommandBufferBeginInfo beginInfo;

    memset(&beginInfo, 0, sizeof(VkCommandBufferBeginInfo));

    beginInfo.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO;

    beginInfo.flags = VK_COMMAND_BUFFER_USAGE_SIMULTANEOUS_USE_BIT;



    mBeginCommandBuffer(mDummyCB, &beginInfo);

    mEndCommandBuffer(mDummyCB);

    return true;

}



status_t VulkanManager::fenceWait(sp<Fence>& fence) {

status_t VulkanManager::fenceWait(sp<Fence>& fence, GrContext* grContext) {

    if (!hasVkContext()) {

        ALOGE("VulkanManager::fenceWait: VkDevice not initialized");

        return INVALID_OPERATION;
@@ -630,36 +602,22 @@ status_t VulkanManager::fenceWait(sp<Fence>& fence) { 


    err = mImportSemaphoreFdKHR(mDevice, &importInfo);

    if (VK_SUCCESS != err) {

        mDestroySemaphore(mDevice, semaphore, nullptr);

        ALOGE("Failed to import semaphore, err: %d", err);

        return UNKNOWN_ERROR;

    }



    LOG_ALWAYS_FATAL_IF(mDummyCB == VK_NULL_HANDLE);

    GrBackendSemaphore beSemaphore;

    beSemaphore.initVulkan(semaphore);



    VkPipelineStageFlags waitDstStageFlags = VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT;

    // Skia takes ownership of the semaphore and will delete it once the wait has finished.

    grContext->wait(1, &beSemaphore);

    grContext->flush();



    VkSubmitInfo submitInfo;

    memset(&submitInfo, 0, sizeof(VkSubmitInfo));

    submitInfo.sType = VK_STRUCTURE_TYPE_SUBMIT_INFO;

    submitInfo.waitSemaphoreCount = 1;

    // Wait to make sure aquire semaphore set above has signaled.

    submitInfo.pWaitSemaphores = &semaphore;

    submitInfo.pWaitDstStageMask = &waitDstStageFlags;

    submitInfo.commandBufferCount = 1;

    submitInfo.pCommandBuffers = &mDummyCB;

    submitInfo.signalSemaphoreCount = 0;



    mQueueSubmit(mGraphicsQueue, 1, &submitInfo, VK_NULL_HANDLE);



    // On Android when we import a semaphore, it is imported using temporary permanence. That

    // means as soon as we queue the semaphore for a wait it reverts to its previous permanent

    // state before importing. This means it will now be in an idle state with no pending

    // signal or wait operations, so it is safe to immediately delete it.

    mDestroySemaphore(mDevice, semaphore, nullptr);

    return OK;

}



status_t VulkanManager::createReleaseFence(sp<Fence>& nativeFence) {

status_t VulkanManager::createReleaseFence(sp<Fence>& nativeFence, GrContext* grContext) {

    if (!hasVkContext()) {

        ALOGE("VulkanManager::createReleaseFence: VkDevice not initialized");

        return INVALID_OPERATION;
@@ -681,20 +639,20 @@ status_t VulkanManager::createReleaseFence(sp<Fence>& nativeFence) { 
        return INVALID_OPERATION;

    }



    LOG_ALWAYS_FATAL_IF(mDummyCB == VK_NULL_HANDLE);

    GrBackendSemaphore backendSemaphore;

    backendSemaphore.initVulkan(semaphore);



    VkSubmitInfo submitInfo;

    memset(&submitInfo, 0, sizeof(VkSubmitInfo));

    submitInfo.sType = VK_STRUCTURE_TYPE_SUBMIT_INFO;

    submitInfo.waitSemaphoreCount = 0;

    submitInfo.pWaitSemaphores = nullptr;

    submitInfo.pWaitDstStageMask = nullptr;

    submitInfo.commandBufferCount = 1;

    submitInfo.pCommandBuffers = &mDummyCB;

    submitInfo.signalSemaphoreCount = 1;

    submitInfo.pSignalSemaphores = &semaphore;

    DestroySemaphoreInfo* destroyInfo = new DestroySemaphoreInfo(mDestroySemaphore, mDevice,

                                                                 semaphore);

    GrSemaphoresSubmitted submitted =

            grContext->flush(kNone_GrFlushFlags, 1, &backendSemaphore,

                             destroy_semaphore, destroyInfo);



    mQueueSubmit(mGraphicsQueue, 1, &submitInfo, VK_NULL_HANDLE);

    if (submitted == GrSemaphoresSubmitted::kNo) {

        ALOGE("VulkanManager::createReleaseFence: Failed to submit semaphore");

        mDestroySemaphore(mDevice, semaphore, nullptr);

        return INVALID_OPERATION;

    }



    VkSemaphoreGetFdInfoKHR getFdInfo;

    getFdInfo.sType = VK_STRUCTURE_TYPE_SEMAPHORE_GET_FD_INFO_KHR;
@@ -711,12 +669,6 @@ status_t VulkanManager::createReleaseFence(sp<Fence>& nativeFence) { 
    }

    nativeFence = new Fence(fenceFd);



    // Exporting a semaphore with copy transference via vkGetSemahporeFdKHR, has the same effect of

    // destroying the semaphore and creating a new one with the same handle, and the payloads

    // ownership is move to the Fd we created. Thus the semahpore is in a state that we can delete

    // it and we don't need to wait on the command buffer we submitted to finish.

    mDestroySemaphore(mDevice, semaphore, nullptr);



    return OK;

}

libs/hwui/renderthread/VulkanManager.h

+4 −6
Original line number Diff line number Diff line
@@ -70,10 +70,11 @@ public: 
    void destroy();



    // Inserts a wait on fence command into the Vulkan command buffer.

    status_t fenceWait(sp<Fence>& fence);

    status_t fenceWait(sp<Fence>& fence, GrContext* grContext);



    // Creates a fence that is signaled, when all the pending Vulkan commands are flushed.

    status_t createReleaseFence(sp<Fence>& nativeFence);

    // Creates a fence that is signaled when all the pending Vulkan commands are finished on the

    // GPU.

    status_t createReleaseFence(sp<Fence>& nativeFence, GrContext* grContext);



    // Returned pointers are owned by VulkanManager.

    // An instance of VkFunctorInitParams returned from getVkFunctorInitParams refers to
@@ -89,7 +90,6 @@ private: 
    // Sets up the VkInstance and VkDevice objects. Also fills out the passed in

    // VkPhysicalDeviceFeatures struct.

    void setupDevice(GrVkExtensions&, VkPhysicalDeviceFeatures2&);

    bool setupDummyCommandBuffer();



    // simple wrapper class that exists only to initialize a pointer to NULL

    template <typename FNPTR_TYPE>
@@ -164,8 +164,6 @@ private: 
    VkQueue mPresentQueue = VK_NULL_HANDLE;

    VkCommandPool mCommandPool = VK_NULL_HANDLE;



    VkCommandBuffer mDummyCB = VK_NULL_HANDLE;



    // Variables saved to populate VkFunctorInitParams.

    static const uint32_t mAPIVersion = VK_MAKE_VERSION(1, 1, 0);

    std::vector<VkExtensionProperties> mInstanceExtensionsOwner;

libs/hwui/surfacetexture/ImageConsumer.cpp

+4 −2
Original line number Diff line number Diff line
@@ -212,7 +212,8 @@ sk_sp<SkImage> ImageConsumer::dequeueImage(bool* queueEmpty, SurfaceTexture& st, 
            uirenderer::RenderPipelineType::SkiaGL) {

            err = renderState.getRenderThread().eglManager().fenceWait(item.mFence);

        } else {

            err = renderState.getRenderThread().vulkanManager().fenceWait(item.mFence);

            err = renderState.getRenderThread().vulkanManager().fenceWait(

                    item.mFence, renderState.getRenderThread().getGrContext());

        }

        if (err != OK) {

            st.releaseBufferLocked(slot, st.mSlots[slot].mGraphicBuffer, EGL_NO_DISPLAY,
@@ -234,7 +235,8 @@ sk_sp<SkImage> ImageConsumer::dequeueImage(bool* queueEmpty, SurfaceTexture& st, 
            err = eglManager.createReleaseFence(st.mUseFenceSync, &mImageSlots[slot].eglFence(),

                                                releaseFence);

        } else {

            err = renderState.getRenderThread().vulkanManager().createReleaseFence(releaseFence);

            err = renderState.getRenderThread().vulkanManager().createReleaseFence(

                    releaseFence, renderState.getRenderThread().getGrContext());

        }

        if (OK != err) {

            st.releaseBufferLocked(slot, st.mSlots[slot].mGraphicBuffer, EGL_NO_DISPLAY,