| /* |
| * Copyright 2016 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. |
| */ |
| |
| // TODO(b/129481165): remove the #pragma below and fix conversion issues |
| #pragma clang diagnostic push |
| #pragma clang diagnostic ignored "-Wconversion" |
| |
| #undef LOG_TAG |
| #define LOG_TAG "HwcComposer" |
| #define ATRACE_TAG ATRACE_TAG_GRAPHICS |
| |
| #include "HidlComposerHal.h" |
| |
| #include <SurfaceFlingerProperties.h> |
| #include <aidl/android/hardware/graphics/common/DisplayHotplugEvent.h> |
| #include <android/binder_manager.h> |
| #include <composer-command-buffer/2.2/ComposerCommandBuffer.h> |
| #include <hidl/HidlTransportSupport.h> |
| #include <hidl/HidlTransportUtils.h> |
| #include <log/log.h> |
| #include <utils/Trace.h> |
| |
| #include "HWC2.h" |
| #include "Hal.h" |
| |
| #include <algorithm> |
| #include <cinttypes> |
| |
| using aidl::android::hardware::graphics::common::DisplayHotplugEvent; |
| using aidl::android::hardware::graphics::common::HdrConversionCapability; |
| using aidl::android::hardware::graphics::common::HdrConversionStrategy; |
| using aidl::android::hardware::graphics::composer3::Capability; |
| using aidl::android::hardware::graphics::composer3::ClientTargetPropertyWithBrightness; |
| using aidl::android::hardware::graphics::composer3::DimmingStage; |
| using aidl::android::hardware::graphics::composer3::DisplayCapability; |
| using aidl::android::hardware::graphics::composer3::OverlayProperties; |
| |
| namespace android { |
| |
| using hardware::hidl_handle; |
| using hardware::hidl_vec; |
| using hardware::Return; |
| |
| namespace Hwc2 { |
| namespace { |
| |
| using android::hardware::Return; |
| using android::hardware::Void; |
| using android::HWC2::ComposerCallback; |
| |
| class ComposerCallbackBridge : public IComposerCallback { |
| public: |
| ComposerCallbackBridge(ComposerCallback& callback, bool vsyncSwitchingSupported) |
| : mCallback(callback), mVsyncSwitchingSupported(vsyncSwitchingSupported) {} |
| |
| // For code sharing purposes, `ComposerCallback` (implemented by SurfaceFlinger) |
| // replaced `onComposerHalHotplug` with `onComposerHalHotplugEvent` by converting |
| // from HIDL's connection into an AIDL DisplayHotplugEvent. |
| Return<void> onHotplug(Display display, Connection connection) override { |
| const auto event = connection == Connection::CONNECTED ? DisplayHotplugEvent::CONNECTED |
| : DisplayHotplugEvent::DISCONNECTED; |
| mCallback.onComposerHalHotplugEvent(display, event); |
| return Void(); |
| } |
| |
| Return<void> onRefresh(Display display) override { |
| mCallback.onComposerHalRefresh(display); |
| return Void(); |
| } |
| |
| Return<void> onVsync(Display display, int64_t timestamp) override { |
| if (!mVsyncSwitchingSupported) { |
| mCallback.onComposerHalVsync(display, timestamp, std::nullopt); |
| } else { |
| ALOGW("Unexpected onVsync callback on composer >= 2.4, ignoring."); |
| } |
| return Void(); |
| } |
| |
| Return<void> onVsync_2_4(Display display, int64_t timestamp, |
| VsyncPeriodNanos vsyncPeriodNanos) override { |
| if (mVsyncSwitchingSupported) { |
| mCallback.onComposerHalVsync(display, timestamp, vsyncPeriodNanos); |
| } else { |
| ALOGW("Unexpected onVsync_2_4 callback on composer <= 2.3, ignoring."); |
| } |
| return Void(); |
| } |
| |
| Return<void> onVsyncPeriodTimingChanged(Display display, |
| const VsyncPeriodChangeTimeline& timeline) override { |
| mCallback.onComposerHalVsyncPeriodTimingChanged(display, timeline); |
| return Void(); |
| } |
| |
| Return<void> onSeamlessPossible(Display display) override { |
| mCallback.onComposerHalSeamlessPossible(display); |
| return Void(); |
| } |
| |
| private: |
| ComposerCallback& mCallback; |
| const bool mVsyncSwitchingSupported; |
| }; |
| |
| } // namespace |
| |
| HidlComposer::~HidlComposer() = default; |
| |
| namespace { |
| |
| class BufferHandle { |
| public: |
| explicit BufferHandle(const native_handle_t* buffer) { |
| // nullptr is not a valid handle to HIDL |
| mHandle = (buffer) ? buffer : native_handle_init(mStorage, 0, 0); |
| } |
| |
| operator const hidl_handle&() const // NOLINT(google-explicit-constructor) |
| { |
| return mHandle; |
| } |
| |
| private: |
| NATIVE_HANDLE_DECLARE_STORAGE(mStorage, 0, 0); |
| hidl_handle mHandle; |
| }; |
| |
| class FenceHandle { |
| public: |
| FenceHandle(int fd, bool owned) : mOwned(owned) { |
| native_handle_t* handle; |
| if (fd >= 0) { |
| handle = native_handle_init(mStorage, 1, 0); |
| handle->data[0] = fd; |
| } else { |
| // nullptr is not a valid handle to HIDL |
| handle = native_handle_init(mStorage, 0, 0); |
| } |
| mHandle = handle; |
| } |
| |
| ~FenceHandle() { |
| if (mOwned) { |
| native_handle_close(mHandle); |
| } |
| } |
| |
| operator const hidl_handle&() const // NOLINT(google-explicit-constructor) |
| { |
| return mHandle; |
| } |
| |
| private: |
| bool mOwned; |
| NATIVE_HANDLE_DECLARE_STORAGE(mStorage, 1, 0); |
| hidl_handle mHandle; |
| }; |
| |
| // assume NO_RESOURCES when Status::isOk returns false |
| constexpr Error kDefaultError = Error::NO_RESOURCES; |
| constexpr V2_4::Error kDefaultError_2_4 = static_cast<V2_4::Error>(kDefaultError); |
| |
| template <typename T, typename U> |
| T unwrapRet(Return<T>& ret, const U& default_val) { |
| return (ret.isOk()) ? static_cast<T>(ret) : static_cast<T>(default_val); |
| } |
| |
| Error unwrapRet(Return<Error>& ret) { |
| return unwrapRet(ret, kDefaultError); |
| } |
| |
| template <typename To, typename From> |
| To translate(From x) { |
| return static_cast<To>(x); |
| } |
| |
| template <typename To, typename From> |
| std::vector<To> translate(const hidl_vec<From>& in) { |
| std::vector<To> out; |
| out.reserve(in.size()); |
| std::transform(in.begin(), in.end(), std::back_inserter(out), |
| [](From x) { return translate<To>(x); }); |
| return out; |
| } |
| |
| sp<GraphicBuffer> allocateClearSlotBuffer() { |
| if (!sysprop::clear_slots_with_set_layer_buffer(false)) { |
| return nullptr; |
| } |
| sp<GraphicBuffer> buffer = sp<GraphicBuffer>::make(1, 1, PIXEL_FORMAT_RGBX_8888, |
| GraphicBuffer::USAGE_HW_COMPOSER | |
| GraphicBuffer::USAGE_SW_READ_OFTEN | |
| GraphicBuffer::USAGE_SW_WRITE_OFTEN, |
| "HidlComposer"); |
| if (!buffer || buffer->initCheck() != ::android::OK) { |
| return nullptr; |
| } |
| return std::move(buffer); |
| } |
| |
| } // anonymous namespace |
| |
| HidlComposer::HidlComposer(const std::string& serviceName) |
| : mClearSlotBuffer(allocateClearSlotBuffer()), mWriter(kWriterInitialSize) { |
| mComposer = V2_1::IComposer::getService(serviceName); |
| |
| if (mComposer == nullptr) { |
| LOG_ALWAYS_FATAL("failed to get hwcomposer service"); |
| } |
| |
| if (sp<IComposer> composer_2_4 = IComposer::castFrom(mComposer)) { |
| composer_2_4->createClient_2_4([&](const auto& tmpError, const auto& tmpClient) { |
| if (tmpError == V2_4::Error::NONE) { |
| mClient = tmpClient; |
| mClient_2_2 = tmpClient; |
| mClient_2_3 = tmpClient; |
| mClient_2_4 = tmpClient; |
| } |
| }); |
| } else if (sp<V2_3::IComposer> composer_2_3 = V2_3::IComposer::castFrom(mComposer)) { |
| composer_2_3->createClient_2_3([&](const auto& tmpError, const auto& tmpClient) { |
| if (tmpError == Error::NONE) { |
| mClient = tmpClient; |
| mClient_2_2 = tmpClient; |
| mClient_2_3 = tmpClient; |
| } |
| }); |
| } else { |
| mComposer->createClient([&](const auto& tmpError, const auto& tmpClient) { |
| if (tmpError != Error::NONE) { |
| return; |
| } |
| |
| mClient = tmpClient; |
| if (sp<V2_2::IComposer> composer_2_2 = V2_2::IComposer::castFrom(mComposer)) { |
| mClient_2_2 = V2_2::IComposerClient::castFrom(mClient); |
| LOG_ALWAYS_FATAL_IF(mClient_2_2 == nullptr, |
| "IComposer 2.2 did not return IComposerClient 2.2"); |
| } |
| }); |
| } |
| |
| if (mClient == nullptr) { |
| LOG_ALWAYS_FATAL("failed to create composer client"); |
| } |
| |
| if (!mClearSlotBuffer && sysprop::clear_slots_with_set_layer_buffer(false)) { |
| LOG_ALWAYS_FATAL("Failed to allocate a buffer for clearing layer buffer slots"); |
| return; |
| } |
| } |
| |
| bool HidlComposer::isSupported(OptionalFeature feature) const { |
| switch (feature) { |
| case OptionalFeature::RefreshRateSwitching: |
| return mClient_2_4 != nullptr; |
| case OptionalFeature::ExpectedPresentTime: |
| case OptionalFeature::DisplayBrightnessCommand: |
| case OptionalFeature::KernelIdleTimer: |
| case OptionalFeature::PhysicalDisplayOrientation: |
| return false; |
| } |
| } |
| |
| bool HidlComposer::isVrrSupported() const { |
| // VRR is not supported on the HIDL composer. |
| return false; |
| }; |
| |
| std::vector<Capability> HidlComposer::getCapabilities() { |
| std::vector<Capability> capabilities; |
| mComposer->getCapabilities([&](const auto& tmpCapabilities) { |
| capabilities = translate<Capability>(tmpCapabilities); |
| }); |
| return capabilities; |
| } |
| |
| std::string HidlComposer::dumpDebugInfo() { |
| std::string info; |
| info += std::string(mComposer->descriptor) + "\n"; |
| mComposer->dumpDebugInfo([&](const auto& tmpInfo) { info = tmpInfo.c_str(); }); |
| |
| return info; |
| } |
| |
| void HidlComposer::registerCallback(const sp<IComposerCallback>& callback) { |
| android::hardware::setMinSchedulerPolicy(callback, SCHED_FIFO, 2); |
| |
| auto ret = [&]() { |
| if (mClient_2_4) { |
| return mClient_2_4->registerCallback_2_4(callback); |
| } |
| return mClient->registerCallback(callback); |
| }(); |
| if (!ret.isOk()) { |
| ALOGE("failed to register IComposerCallback"); |
| } |
| } |
| |
| Error HidlComposer::executeCommands(Display) { |
| return execute(); |
| } |
| |
| uint32_t HidlComposer::getMaxVirtualDisplayCount() { |
| auto ret = mClient->getMaxVirtualDisplayCount(); |
| return unwrapRet(ret, 0); |
| } |
| |
| Error HidlComposer::createVirtualDisplay(uint32_t width, uint32_t height, PixelFormat* format, |
| Display* outDisplay) { |
| const uint32_t bufferSlotCount = 1; |
| Error error = kDefaultError; |
| if (mClient_2_2) { |
| mClient_2_2->createVirtualDisplay_2_2(width, height, |
| static_cast<types::V1_1::PixelFormat>(*format), |
| bufferSlotCount, |
| [&](const auto& tmpError, const auto& tmpDisplay, |
| const auto& tmpFormat) { |
| error = tmpError; |
| if (error != Error::NONE) { |
| return; |
| } |
| |
| *outDisplay = tmpDisplay; |
| *format = static_cast<types::V1_2::PixelFormat>( |
| tmpFormat); |
| }); |
| } else { |
| mClient->createVirtualDisplay(width, height, static_cast<types::V1_0::PixelFormat>(*format), |
| bufferSlotCount, |
| [&](const auto& tmpError, const auto& tmpDisplay, |
| const auto& tmpFormat) { |
| error = tmpError; |
| if (error != Error::NONE) { |
| return; |
| } |
| |
| *outDisplay = tmpDisplay; |
| *format = static_cast<PixelFormat>(tmpFormat); |
| }); |
| } |
| |
| return error; |
| } |
| |
| Error HidlComposer::destroyVirtualDisplay(Display display) { |
| auto ret = mClient->destroyVirtualDisplay(display); |
| return unwrapRet(ret); |
| } |
| |
| Error HidlComposer::acceptDisplayChanges(Display display) { |
| mWriter.selectDisplay(display); |
| mWriter.acceptDisplayChanges(); |
| return Error::NONE; |
| } |
| |
| Error HidlComposer::createLayer(Display display, Layer* outLayer) { |
| Error error = kDefaultError; |
| mClient->createLayer(display, kMaxLayerBufferCount, |
| [&](const auto& tmpError, const auto& tmpLayer) { |
| error = tmpError; |
| if (error != Error::NONE) { |
| return; |
| } |
| |
| *outLayer = tmpLayer; |
| }); |
| |
| return error; |
| } |
| |
| Error HidlComposer::destroyLayer(Display display, Layer layer) { |
| auto ret = mClient->destroyLayer(display, layer); |
| return unwrapRet(ret); |
| } |
| |
| Error HidlComposer::getActiveConfig(Display display, Config* outConfig) { |
| Error error = kDefaultError; |
| mClient->getActiveConfig(display, [&](const auto& tmpError, const auto& tmpConfig) { |
| error = tmpError; |
| if (error != Error::NONE) { |
| return; |
| } |
| |
| *outConfig = tmpConfig; |
| }); |
| |
| return error; |
| } |
| |
| Error HidlComposer::getChangedCompositionTypes( |
| Display display, std::vector<Layer>* outLayers, |
| std::vector<aidl::android::hardware::graphics::composer3::Composition>* outTypes) { |
| mReader.takeChangedCompositionTypes(display, outLayers, outTypes); |
| return Error::NONE; |
| } |
| |
| Error HidlComposer::getColorModes(Display display, std::vector<ColorMode>* outModes) { |
| Error error = kDefaultError; |
| |
| if (mClient_2_3) { |
| mClient_2_3->getColorModes_2_3(display, [&](const auto& tmpError, const auto& tmpModes) { |
| error = tmpError; |
| if (error != Error::NONE) { |
| return; |
| } |
| |
| *outModes = tmpModes; |
| }); |
| } else if (mClient_2_2) { |
| mClient_2_2->getColorModes_2_2(display, [&](const auto& tmpError, const auto& tmpModes) { |
| error = tmpError; |
| if (error != Error::NONE) { |
| return; |
| } |
| |
| for (types::V1_1::ColorMode colorMode : tmpModes) { |
| outModes->push_back(static_cast<ColorMode>(colorMode)); |
| } |
| }); |
| } else { |
| mClient->getColorModes(display, [&](const auto& tmpError, const auto& tmpModes) { |
| error = tmpError; |
| if (error != Error::NONE) { |
| return; |
| } |
| for (types::V1_0::ColorMode colorMode : tmpModes) { |
| outModes->push_back(static_cast<ColorMode>(colorMode)); |
| } |
| }); |
| } |
| |
| return error; |
| } |
| |
| Error HidlComposer::getDisplayAttribute(Display display, Config config, |
| IComposerClient::Attribute attribute, int32_t* outValue) { |
| Error error = kDefaultError; |
| if (mClient_2_4) { |
| mClient_2_4->getDisplayAttribute_2_4(display, config, attribute, |
| [&](const auto& tmpError, const auto& tmpValue) { |
| error = static_cast<Error>(tmpError); |
| if (error != Error::NONE) { |
| return; |
| } |
| |
| *outValue = tmpValue; |
| }); |
| } else { |
| mClient->getDisplayAttribute(display, config, |
| static_cast<V2_1::IComposerClient::Attribute>(attribute), |
| [&](const auto& tmpError, const auto& tmpValue) { |
| error = tmpError; |
| if (error != Error::NONE) { |
| return; |
| } |
| |
| *outValue = tmpValue; |
| }); |
| } |
| |
| return error; |
| } |
| |
| Error HidlComposer::getDisplayConfigs(Display display, std::vector<Config>* outConfigs) { |
| Error error = kDefaultError; |
| mClient->getDisplayConfigs(display, [&](const auto& tmpError, const auto& tmpConfigs) { |
| error = tmpError; |
| if (error != Error::NONE) { |
| return; |
| } |
| |
| *outConfigs = tmpConfigs; |
| }); |
| |
| return error; |
| } |
| |
| Error HidlComposer::getDisplayConfigurations(Display, int32_t /*maxFrameIntervalNs*/, |
| std::vector<DisplayConfiguration>*) { |
| LOG_ALWAYS_FATAL("getDisplayConfigurations should not have been called on this, as " |
| "it's a HWC3 interface version 3 feature"); |
| } |
| |
| Error HidlComposer::getDisplayName(Display display, std::string* outName) { |
| Error error = kDefaultError; |
| mClient->getDisplayName(display, [&](const auto& tmpError, const auto& tmpName) { |
| error = tmpError; |
| if (error != Error::NONE) { |
| return; |
| } |
| |
| *outName = tmpName.c_str(); |
| }); |
| |
| return error; |
| } |
| |
| Error HidlComposer::getDisplayRequests(Display display, uint32_t* outDisplayRequestMask, |
| std::vector<Layer>* outLayers, |
| std::vector<uint32_t>* outLayerRequestMasks) { |
| mReader.takeDisplayRequests(display, outDisplayRequestMask, outLayers, outLayerRequestMasks); |
| return Error::NONE; |
| } |
| |
| Error HidlComposer::getDozeSupport(Display display, bool* outSupport) { |
| Error error = kDefaultError; |
| mClient->getDozeSupport(display, [&](const auto& tmpError, const auto& tmpSupport) { |
| error = tmpError; |
| if (error != Error::NONE) { |
| return; |
| } |
| |
| *outSupport = tmpSupport; |
| }); |
| |
| return error; |
| } |
| |
| Error HidlComposer::hasDisplayIdleTimerCapability(Display, bool*) { |
| LOG_ALWAYS_FATAL("hasDisplayIdleTimerCapability should have never been called on this as " |
| "OptionalFeature::KernelIdleTimer is not supported on HIDL"); |
| } |
| |
| Error HidlComposer::getHdrCapabilities(Display display, std::vector<Hdr>* outHdrTypes, |
| float* outMaxLuminance, float* outMaxAverageLuminance, |
| float* outMinLuminance) { |
| Error error = kDefaultError; |
| if (mClient_2_3) { |
| mClient_2_3->getHdrCapabilities_2_3(display, |
| [&](const auto& tmpError, const auto& tmpHdrTypes, |
| const auto& tmpMaxLuminance, |
| const auto& tmpMaxAverageLuminance, |
| const auto& tmpMinLuminance) { |
| error = tmpError; |
| if (error != Error::NONE) { |
| return; |
| } |
| *outHdrTypes = translate<ui::Hdr>(tmpHdrTypes); |
| |
| *outMaxLuminance = tmpMaxLuminance; |
| *outMaxAverageLuminance = tmpMaxAverageLuminance; |
| *outMinLuminance = tmpMinLuminance; |
| }); |
| } else { |
| mClient->getHdrCapabilities(display, |
| [&](const auto& tmpError, const auto& tmpHdrTypes, |
| const auto& tmpMaxLuminance, |
| const auto& tmpMaxAverageLuminance, |
| const auto& tmpMinLuminance) { |
| error = tmpError; |
| if (error != Error::NONE) { |
| return; |
| } |
| *outHdrTypes = translate<ui::Hdr>(tmpHdrTypes); |
| |
| *outMaxLuminance = tmpMaxLuminance; |
| *outMaxAverageLuminance = tmpMaxAverageLuminance; |
| *outMinLuminance = tmpMinLuminance; |
| }); |
| } |
| |
| return error; |
| } |
| |
| Error HidlComposer::getOverlaySupport(OverlayProperties* /*outProperties*/) { |
| return Error::NONE; |
| } |
| |
| Error HidlComposer::getReleaseFences(Display display, std::vector<Layer>* outLayers, |
| std::vector<int>* outReleaseFences) { |
| mReader.takeReleaseFences(display, outLayers, outReleaseFences); |
| return Error::NONE; |
| } |
| |
| Error HidlComposer::presentDisplay(Display display, int* outPresentFence) { |
| ATRACE_NAME("HwcPresentDisplay"); |
| mWriter.selectDisplay(display); |
| mWriter.presentDisplay(); |
| |
| Error error = execute(); |
| if (error != Error::NONE) { |
| return error; |
| } |
| |
| mReader.takePresentFence(display, outPresentFence); |
| |
| return Error::NONE; |
| } |
| |
| Error HidlComposer::setActiveConfig(Display display, Config config) { |
| auto ret = mClient->setActiveConfig(display, config); |
| return unwrapRet(ret); |
| } |
| |
| Error HidlComposer::setClientTarget(Display display, uint32_t slot, const sp<GraphicBuffer>& target, |
| int acquireFence, Dataspace dataspace, |
| const std::vector<IComposerClient::Rect>& damage, |
| float /*hdrSdrRatio*/) { |
| mWriter.selectDisplay(display); |
| |
| const native_handle_t* handle = nullptr; |
| if (target.get()) { |
| handle = target->getNativeBuffer()->handle; |
| } |
| |
| mWriter.setClientTarget(slot, handle, acquireFence, dataspace, damage); |
| return Error::NONE; |
| } |
| |
| Error HidlComposer::setColorMode(Display display, ColorMode mode, RenderIntent renderIntent) { |
| hardware::Return<Error> ret(kDefaultError); |
| if (mClient_2_3) { |
| ret = mClient_2_3->setColorMode_2_3(display, mode, renderIntent); |
| } else if (mClient_2_2) { |
| ret = mClient_2_2->setColorMode_2_2(display, static_cast<types::V1_1::ColorMode>(mode), |
| renderIntent); |
| } else { |
| ret = mClient->setColorMode(display, static_cast<types::V1_0::ColorMode>(mode)); |
| } |
| return unwrapRet(ret); |
| } |
| |
| Error HidlComposer::setColorTransform(Display display, const float* matrix) { |
| mWriter.selectDisplay(display); |
| const bool isIdentity = (mat4(matrix) == mat4()); |
| mWriter.setColorTransform(matrix, |
| isIdentity ? ColorTransform::IDENTITY |
| : ColorTransform::ARBITRARY_MATRIX); |
| return Error::NONE; |
| } |
| |
| Error HidlComposer::setOutputBuffer(Display display, const native_handle_t* buffer, |
| int releaseFence) { |
| mWriter.selectDisplay(display); |
| mWriter.setOutputBuffer(0, buffer, dup(releaseFence)); |
| return Error::NONE; |
| } |
| |
| Error HidlComposer::setPowerMode(Display display, IComposerClient::PowerMode mode) { |
| Return<Error> ret(Error::UNSUPPORTED); |
| if (mClient_2_2) { |
| ret = mClient_2_2->setPowerMode_2_2(display, mode); |
| } else if (mode != IComposerClient::PowerMode::ON_SUSPEND) { |
| ret = mClient->setPowerMode(display, static_cast<V2_1::IComposerClient::PowerMode>(mode)); |
| } |
| |
| return unwrapRet(ret); |
| } |
| |
| Error HidlComposer::setVsyncEnabled(Display display, IComposerClient::Vsync enabled) { |
| auto ret = mClient->setVsyncEnabled(display, enabled); |
| return unwrapRet(ret); |
| } |
| |
| Error HidlComposer::setClientTargetSlotCount(Display display) { |
| const uint32_t bufferSlotCount = BufferQueue::NUM_BUFFER_SLOTS; |
| auto ret = mClient->setClientTargetSlotCount(display, bufferSlotCount); |
| return unwrapRet(ret); |
| } |
| |
| Error HidlComposer::validateDisplay(Display display, nsecs_t /*expectedPresentTime*/, |
| int32_t /*frameIntervalNs*/, uint32_t* outNumTypes, |
| uint32_t* outNumRequests) { |
| ATRACE_NAME("HwcValidateDisplay"); |
| mWriter.selectDisplay(display); |
| mWriter.validateDisplay(); |
| |
| Error error = execute(); |
| if (error != Error::NONE) { |
| return error; |
| } |
| |
| mReader.hasChanges(display, outNumTypes, outNumRequests); |
| |
| return Error::NONE; |
| } |
| |
| Error HidlComposer::presentOrValidateDisplay(Display display, nsecs_t /*expectedPresentTime*/, |
| int32_t /*frameIntervalNs*/, uint32_t* outNumTypes, |
| uint32_t* outNumRequests, int* outPresentFence, |
| uint32_t* state) { |
| ATRACE_NAME("HwcPresentOrValidateDisplay"); |
| mWriter.selectDisplay(display); |
| mWriter.presentOrvalidateDisplay(); |
| |
| Error error = execute(); |
| if (error != Error::NONE) { |
| return error; |
| } |
| |
| mReader.takePresentOrValidateStage(display, state); |
| |
| if (*state == 1) { // Present succeeded |
| mReader.takePresentFence(display, outPresentFence); |
| } |
| |
| if (*state == 0) { // Validate succeeded. |
| mReader.hasChanges(display, outNumTypes, outNumRequests); |
| } |
| |
| return Error::NONE; |
| } |
| |
| Error HidlComposer::setCursorPosition(Display display, Layer layer, int32_t x, int32_t y) { |
| mWriter.selectDisplay(display); |
| mWriter.selectLayer(layer); |
| mWriter.setLayerCursorPosition(x, y); |
| return Error::NONE; |
| } |
| |
| Error HidlComposer::setLayerBuffer(Display display, Layer layer, uint32_t slot, |
| const sp<GraphicBuffer>& buffer, int acquireFence) { |
| mWriter.selectDisplay(display); |
| mWriter.selectLayer(layer); |
| |
| const native_handle_t* handle = nullptr; |
| if (buffer.get()) { |
| handle = buffer->getNativeBuffer()->handle; |
| } |
| |
| mWriter.setLayerBuffer(slot, handle, acquireFence); |
| return Error::NONE; |
| } |
| |
| Error HidlComposer::setLayerBufferSlotsToClear(Display display, Layer layer, |
| const std::vector<uint32_t>& slotsToClear, |
| uint32_t activeBufferSlot) { |
| if (slotsToClear.empty()) { |
| return Error::NONE; |
| } |
| // This can be null when the HAL hasn't explicitly enabled this feature. |
| if (mClearSlotBuffer == nullptr) { |
| return Error::NONE; |
| } |
| // Backwards compatible way of clearing buffer is to set the layer buffer with a placeholder |
| // buffer, using the slot that needs to cleared... tricky. |
| for (uint32_t slot : slotsToClear) { |
| // Don't clear the active buffer slot because we need to restore the active buffer after |
| // setting the requested buffer slots with a placeholder buffer. |
| if (slot != activeBufferSlot) { |
| mWriter.selectDisplay(display); |
| mWriter.selectLayer(layer); |
| mWriter.setLayerBuffer(slot, mClearSlotBuffer->handle, /*fence*/ -1); |
| } |
| } |
| // Since we clear buffers by setting them to a placeholder buffer, we want to make sure that the |
| // last setLayerBuffer command is sent with the currently active buffer, not the placeholder |
| // buffer, so that there is no perceptual change. |
| mWriter.selectDisplay(display); |
| mWriter.selectLayer(layer); |
| mWriter.setLayerBuffer(activeBufferSlot, /*buffer*/ nullptr, /*fence*/ -1); |
| return Error::NONE; |
| } |
| |
| Error HidlComposer::setLayerSurfaceDamage(Display display, Layer layer, |
| const std::vector<IComposerClient::Rect>& damage) { |
| mWriter.selectDisplay(display); |
| mWriter.selectLayer(layer); |
| mWriter.setLayerSurfaceDamage(damage); |
| return Error::NONE; |
| } |
| |
| Error HidlComposer::setLayerBlendMode(Display display, Layer layer, |
| IComposerClient::BlendMode mode) { |
| mWriter.selectDisplay(display); |
| mWriter.selectLayer(layer); |
| mWriter.setLayerBlendMode(mode); |
| return Error::NONE; |
| } |
| |
| static IComposerClient::Color to_hidl_type( |
| aidl::android::hardware::graphics::composer3::Color color) { |
| const auto floatColorToUint8Clamped = [](float val) -> uint8_t { |
| const auto intVal = static_cast<uint64_t>(std::round(255.0f * val)); |
| const auto minVal = static_cast<uint64_t>(0); |
| const auto maxVal = static_cast<uint64_t>(255); |
| return std::clamp(intVal, minVal, maxVal); |
| }; |
| |
| return IComposerClient::Color{ |
| floatColorToUint8Clamped(color.r), |
| floatColorToUint8Clamped(color.g), |
| floatColorToUint8Clamped(color.b), |
| floatColorToUint8Clamped(color.a), |
| }; |
| } |
| |
| Error HidlComposer::setLayerColor( |
| Display display, Layer layer, |
| const aidl::android::hardware::graphics::composer3::Color& color) { |
| mWriter.selectDisplay(display); |
| mWriter.selectLayer(layer); |
| mWriter.setLayerColor(to_hidl_type(color)); |
| return Error::NONE; |
| } |
| |
| static IComposerClient::Composition to_hidl_type( |
| aidl::android::hardware::graphics::composer3::Composition type) { |
| LOG_ALWAYS_FATAL_IF(static_cast<int32_t>(type) > |
| static_cast<int32_t>(IComposerClient::Composition::SIDEBAND), |
| "Trying to use %s, which is not supported by HidlComposer!", |
| android::to_string(type).c_str()); |
| |
| return static_cast<IComposerClient::Composition>(type); |
| } |
| |
| Error HidlComposer::setLayerCompositionType( |
| Display display, Layer layer, |
| aidl::android::hardware::graphics::composer3::Composition type) { |
| mWriter.selectDisplay(display); |
| mWriter.selectLayer(layer); |
| mWriter.setLayerCompositionType(to_hidl_type(type)); |
| return Error::NONE; |
| } |
| |
| Error HidlComposer::setLayerDataspace(Display display, Layer layer, Dataspace dataspace) { |
| mWriter.selectDisplay(display); |
| mWriter.selectLayer(layer); |
| mWriter.setLayerDataspace(dataspace); |
| return Error::NONE; |
| } |
| |
| Error HidlComposer::setLayerDisplayFrame(Display display, Layer layer, |
| const IComposerClient::Rect& frame) { |
| mWriter.selectDisplay(display); |
| mWriter.selectLayer(layer); |
| mWriter.setLayerDisplayFrame(frame); |
| return Error::NONE; |
| } |
| |
| Error HidlComposer::setLayerPlaneAlpha(Display display, Layer layer, float alpha) { |
| mWriter.selectDisplay(display); |
| mWriter.selectLayer(layer); |
| mWriter.setLayerPlaneAlpha(alpha); |
| return Error::NONE; |
| } |
| |
| Error HidlComposer::setLayerSidebandStream(Display display, Layer layer, |
| const native_handle_t* stream) { |
| mWriter.selectDisplay(display); |
| mWriter.selectLayer(layer); |
| mWriter.setLayerSidebandStream(stream); |
| return Error::NONE; |
| } |
| |
| Error HidlComposer::setLayerSourceCrop(Display display, Layer layer, |
| const IComposerClient::FRect& crop) { |
| mWriter.selectDisplay(display); |
| mWriter.selectLayer(layer); |
| mWriter.setLayerSourceCrop(crop); |
| return Error::NONE; |
| } |
| |
| Error HidlComposer::setLayerTransform(Display display, Layer layer, Transform transform) { |
| mWriter.selectDisplay(display); |
| mWriter.selectLayer(layer); |
| mWriter.setLayerTransform(transform); |
| return Error::NONE; |
| } |
| |
| Error HidlComposer::setLayerVisibleRegion(Display display, Layer layer, |
| const std::vector<IComposerClient::Rect>& visible) { |
| mWriter.selectDisplay(display); |
| mWriter.selectLayer(layer); |
| mWriter.setLayerVisibleRegion(visible); |
| return Error::NONE; |
| } |
| |
| Error HidlComposer::setLayerZOrder(Display display, Layer layer, uint32_t z) { |
| mWriter.selectDisplay(display); |
| mWriter.selectLayer(layer); |
| mWriter.setLayerZOrder(z); |
| return Error::NONE; |
| } |
| |
| Error HidlComposer::execute() { |
| // prepare input command queue |
| bool queueChanged = false; |
| uint32_t commandLength = 0; |
| hidl_vec<hidl_handle> commandHandles; |
| if (!mWriter.writeQueue(&queueChanged, &commandLength, &commandHandles)) { |
| mWriter.reset(); |
| return Error::NO_RESOURCES; |
| } |
| |
| // set up new input command queue if necessary |
| if (queueChanged) { |
| auto ret = mClient->setInputCommandQueue(*mWriter.getMQDescriptor()); |
| auto error = unwrapRet(ret); |
| if (error != Error::NONE) { |
| mWriter.reset(); |
| return error; |
| } |
| } |
| |
| if (commandLength == 0) { |
| mWriter.reset(); |
| return Error::NONE; |
| } |
| |
| Error error = kDefaultError; |
| hardware::Return<void> ret; |
| auto hidl_callback = [&](const auto& tmpError, const auto& tmpOutChanged, |
| const auto& tmpOutLength, const auto& tmpOutHandles) { |
| error = tmpError; |
| |
| // set up new output command queue if necessary |
| if (error == Error::NONE && tmpOutChanged) { |
| error = kDefaultError; |
| mClient->getOutputCommandQueue([&](const auto& tmpError, const auto& tmpDescriptor) { |
| error = tmpError; |
| if (error != Error::NONE) { |
| return; |
| } |
| |
| mReader.setMQDescriptor(tmpDescriptor); |
| }); |
| } |
| |
| if (error != Error::NONE) { |
| return; |
| } |
| |
| if (mReader.readQueue(tmpOutLength, tmpOutHandles)) { |
| error = mReader.parse(); |
| mReader.reset(); |
| } else { |
| error = Error::NO_RESOURCES; |
| } |
| }; |
| if (mClient_2_2) { |
| ret = mClient_2_2->executeCommands_2_2(commandLength, commandHandles, hidl_callback); |
| } else { |
| ret = mClient->executeCommands(commandLength, commandHandles, hidl_callback); |
| } |
| // executeCommands can fail because of out-of-fd and we do not want to |
| // abort() in that case |
| if (!ret.isOk()) { |
| ALOGE("executeCommands failed because of %s", ret.description().c_str()); |
| } |
| |
| if (error == Error::NONE) { |
| std::vector<CommandReader::CommandError> commandErrors = mReader.takeErrors(); |
| |
| for (const auto& cmdErr : commandErrors) { |
| auto command = |
| static_cast<IComposerClient::Command>(mWriter.getCommand(cmdErr.location)); |
| |
| if (command == IComposerClient::Command::VALIDATE_DISPLAY || |
| command == IComposerClient::Command::PRESENT_DISPLAY || |
| command == IComposerClient::Command::PRESENT_OR_VALIDATE_DISPLAY) { |
| error = cmdErr.error; |
| } else { |
| ALOGW("command 0x%x generated error %d", command, cmdErr.error); |
| } |
| } |
| } |
| |
| mWriter.reset(); |
| |
| return error; |
| } |
| |
| // Composer HAL 2.2 |
| |
| Error HidlComposer::setLayerPerFrameMetadata( |
| Display display, Layer layer, |
| const std::vector<IComposerClient::PerFrameMetadata>& perFrameMetadatas) { |
| if (!mClient_2_2) { |
| return Error::UNSUPPORTED; |
| } |
| |
| mWriter.selectDisplay(display); |
| mWriter.selectLayer(layer); |
| mWriter.setLayerPerFrameMetadata(perFrameMetadatas); |
| return Error::NONE; |
| } |
| |
| std::vector<IComposerClient::PerFrameMetadataKey> HidlComposer::getPerFrameMetadataKeys( |
| Display display) { |
| std::vector<IComposerClient::PerFrameMetadataKey> keys; |
| if (!mClient_2_2) { |
| return keys; |
| } |
| |
| Error error = kDefaultError; |
| if (mClient_2_3) { |
| mClient_2_3->getPerFrameMetadataKeys_2_3(display, |
| [&](const auto& tmpError, const auto& tmpKeys) { |
| error = tmpError; |
| if (error != Error::NONE) { |
| ALOGW("getPerFrameMetadataKeys failed " |
| "with %d", |
| tmpError); |
| return; |
| } |
| keys = tmpKeys; |
| }); |
| } else { |
| mClient_2_2 |
| ->getPerFrameMetadataKeys(display, [&](const auto& tmpError, const auto& tmpKeys) { |
| error = tmpError; |
| if (error != Error::NONE) { |
| ALOGW("getPerFrameMetadataKeys failed with %d", tmpError); |
| return; |
| } |
| |
| keys.clear(); |
| for (auto key : tmpKeys) { |
| keys.push_back(static_cast<IComposerClient::PerFrameMetadataKey>(key)); |
| } |
| }); |
| } |
| |
| return keys; |
| } |
| |
| Error HidlComposer::getRenderIntents(Display display, ColorMode colorMode, |
| std::vector<RenderIntent>* outRenderIntents) { |
| if (!mClient_2_2) { |
| outRenderIntents->push_back(RenderIntent::COLORIMETRIC); |
| return Error::NONE; |
| } |
| |
| Error error = kDefaultError; |
| |
| auto getRenderIntentsLambda = [&](const auto& tmpError, const auto& tmpKeys) { |
| error = tmpError; |
| if (error != Error::NONE) { |
| return; |
| } |
| |
| *outRenderIntents = tmpKeys; |
| }; |
| |
| if (mClient_2_3) { |
| mClient_2_3->getRenderIntents_2_3(display, colorMode, getRenderIntentsLambda); |
| } else { |
| mClient_2_2->getRenderIntents(display, static_cast<types::V1_1::ColorMode>(colorMode), |
| getRenderIntentsLambda); |
| } |
| |
| return error; |
| } |
| |
| Error HidlComposer::getDataspaceSaturationMatrix(Dataspace dataspace, mat4* outMatrix) { |
| if (!mClient_2_2) { |
| *outMatrix = mat4(); |
| return Error::NONE; |
| } |
| |
| Error error = kDefaultError; |
| mClient_2_2->getDataspaceSaturationMatrix(static_cast<types::V1_1::Dataspace>(dataspace), |
| [&](const auto& tmpError, const auto& tmpMatrix) { |
| error = tmpError; |
| if (error != Error::NONE) { |
| return; |
| } |
| *outMatrix = mat4(tmpMatrix.data()); |
| }); |
| |
| return error; |
| } |
| |
| // Composer HAL 2.3 |
| |
| Error HidlComposer::getDisplayIdentificationData(Display display, uint8_t* outPort, |
| std::vector<uint8_t>* outData) { |
| if (!mClient_2_3) { |
| return Error::UNSUPPORTED; |
| } |
| |
| Error error = kDefaultError; |
| mClient_2_3->getDisplayIdentificationData(display, |
| [&](const auto& tmpError, const auto& tmpPort, |
| const auto& tmpData) { |
| error = tmpError; |
| if (error != Error::NONE) { |
| return; |
| } |
| |
| *outPort = tmpPort; |
| *outData = tmpData; |
| }); |
| |
| return error; |
| } |
| |
| Error HidlComposer::setLayerColorTransform(Display display, Layer layer, const float* matrix) { |
| if (!mClient_2_3) { |
| return Error::UNSUPPORTED; |
| } |
| |
| mWriter.selectDisplay(display); |
| mWriter.selectLayer(layer); |
| mWriter.setLayerColorTransform(matrix); |
| return Error::NONE; |
| } |
| |
| Error HidlComposer::getDisplayedContentSamplingAttributes(Display display, PixelFormat* outFormat, |
| Dataspace* outDataspace, |
| uint8_t* outComponentMask) { |
| if (!outFormat || !outDataspace || !outComponentMask) { |
| return Error::BAD_PARAMETER; |
| } |
| if (!mClient_2_3) { |
| return Error::UNSUPPORTED; |
| } |
| Error error = kDefaultError; |
| mClient_2_3->getDisplayedContentSamplingAttributes(display, |
| [&](const auto tmpError, |
| const auto& tmpFormat, |
| const auto& tmpDataspace, |
| const auto& tmpComponentMask) { |
| error = tmpError; |
| if (error == Error::NONE) { |
| *outFormat = tmpFormat; |
| *outDataspace = tmpDataspace; |
| *outComponentMask = |
| static_cast<uint8_t>( |
| tmpComponentMask); |
| } |
| }); |
| return error; |
| } |
| |
| Error HidlComposer::setDisplayContentSamplingEnabled(Display display, bool enabled, |
| uint8_t componentMask, uint64_t maxFrames) { |
| if (!mClient_2_3) { |
| return Error::UNSUPPORTED; |
| } |
| |
| auto enable = enabled ? V2_3::IComposerClient::DisplayedContentSampling::ENABLE |
| : V2_3::IComposerClient::DisplayedContentSampling::DISABLE; |
| return mClient_2_3->setDisplayedContentSamplingEnabled(display, enable, componentMask, |
| maxFrames); |
| } |
| |
| Error HidlComposer::getDisplayedContentSample(Display display, uint64_t maxFrames, |
| uint64_t timestamp, DisplayedFrameStats* outStats) { |
| if (!outStats) { |
| return Error::BAD_PARAMETER; |
| } |
| if (!mClient_2_3) { |
| return Error::UNSUPPORTED; |
| } |
| Error error = kDefaultError; |
| mClient_2_3->getDisplayedContentSample(display, maxFrames, timestamp, |
| [&](const auto tmpError, auto tmpNumFrames, |
| const auto& tmpSamples0, const auto& tmpSamples1, |
| const auto& tmpSamples2, const auto& tmpSamples3) { |
| error = tmpError; |
| if (error == Error::NONE) { |
| outStats->numFrames = tmpNumFrames; |
| outStats->component_0_sample = tmpSamples0; |
| outStats->component_1_sample = tmpSamples1; |
| outStats->component_2_sample = tmpSamples2; |
| outStats->component_3_sample = tmpSamples3; |
| } |
| }); |
| return error; |
| } |
| |
| Error HidlComposer::setLayerPerFrameMetadataBlobs( |
| Display display, Layer layer, |
| const std::vector<IComposerClient::PerFrameMetadataBlob>& metadata) { |
| if (!mClient_2_3) { |
| return Error::UNSUPPORTED; |
| } |
| |
| mWriter.selectDisplay(display); |
| mWriter.selectLayer(layer); |
| mWriter.setLayerPerFrameMetadataBlobs(metadata); |
| return Error::NONE; |
| } |
| |
| Error HidlComposer::setDisplayBrightness(Display display, float brightness, float, |
| const DisplayBrightnessOptions&) { |
| if (!mClient_2_3) { |
| return Error::UNSUPPORTED; |
| } |
| return mClient_2_3->setDisplayBrightness(display, brightness); |
| } |
| |
| // Composer HAL 2.4 |
| |
| Error HidlComposer::getDisplayCapabilities(Display display, |
| std::vector<DisplayCapability>* outCapabilities) { |
| if (!mClient_2_3) { |
| return Error::UNSUPPORTED; |
| } |
| |
| V2_4::Error error = kDefaultError_2_4; |
| if (mClient_2_4) { |
| mClient_2_4->getDisplayCapabilities_2_4(display, |
| [&](const auto& tmpError, const auto& tmpCaps) { |
| error = tmpError; |
| if (error != V2_4::Error::NONE) { |
| return; |
| } |
| *outCapabilities = |
| translate<DisplayCapability>(tmpCaps); |
| }); |
| } else { |
| mClient_2_3 |
| ->getDisplayCapabilities(display, [&](const auto& tmpError, const auto& tmpCaps) { |
| error = static_cast<V2_4::Error>(tmpError); |
| if (error != V2_4::Error::NONE) { |
| return; |
| } |
| |
| *outCapabilities = translate<DisplayCapability>(tmpCaps); |
| }); |
| } |
| |
| return static_cast<Error>(error); |
| } |
| |
| V2_4::Error HidlComposer::getDisplayConnectionType( |
| Display display, IComposerClient::DisplayConnectionType* outType) { |
| using Error = V2_4::Error; |
| if (!mClient_2_4) { |
| return Error::UNSUPPORTED; |
| } |
| |
| Error error = kDefaultError_2_4; |
| mClient_2_4->getDisplayConnectionType(display, [&](const auto& tmpError, const auto& tmpType) { |
| error = tmpError; |
| if (error != V2_4::Error::NONE) { |
| return; |
| } |
| |
| *outType = tmpType; |
| }); |
| |
| return error; |
| } |
| |
| V2_4::Error HidlComposer::getDisplayVsyncPeriod(Display display, VsyncPeriodNanos* outVsyncPeriod) { |
| using Error = V2_4::Error; |
| if (!mClient_2_4) { |
| return Error::UNSUPPORTED; |
| } |
| |
| Error error = kDefaultError_2_4; |
| mClient_2_4->getDisplayVsyncPeriod(display, |
| [&](const auto& tmpError, const auto& tmpVsyncPeriod) { |
| error = tmpError; |
| if (error != Error::NONE) { |
| return; |
| } |
| |
| *outVsyncPeriod = tmpVsyncPeriod; |
| }); |
| |
| return error; |
| } |
| |
| V2_4::Error HidlComposer::setActiveConfigWithConstraints( |
| Display display, Config config, |
| const IComposerClient::VsyncPeriodChangeConstraints& vsyncPeriodChangeConstraints, |
| VsyncPeriodChangeTimeline* outTimeline) { |
| using Error = V2_4::Error; |
| if (!mClient_2_4) { |
| return Error::UNSUPPORTED; |
| } |
| |
| Error error = kDefaultError_2_4; |
| mClient_2_4->setActiveConfigWithConstraints(display, config, vsyncPeriodChangeConstraints, |
| [&](const auto& tmpError, const auto& tmpTimeline) { |
| error = tmpError; |
| if (error != Error::NONE) { |
| return; |
| } |
| |
| *outTimeline = tmpTimeline; |
| }); |
| |
| return error; |
| } |
| |
| V2_4::Error HidlComposer::setAutoLowLatencyMode(Display display, bool on) { |
| using Error = V2_4::Error; |
| if (!mClient_2_4) { |
| return Error::UNSUPPORTED; |
| } |
| |
| return mClient_2_4->setAutoLowLatencyMode(display, on); |
| } |
| |
| V2_4::Error HidlComposer::getSupportedContentTypes( |
| Display displayId, std::vector<IComposerClient::ContentType>* outSupportedContentTypes) { |
| using Error = V2_4::Error; |
| if (!mClient_2_4) { |
| return Error::UNSUPPORTED; |
| } |
| |
| Error error = kDefaultError_2_4; |
| mClient_2_4->getSupportedContentTypes(displayId, |
| [&](const auto& tmpError, |
| const auto& tmpSupportedContentTypes) { |
| error = tmpError; |
| if (error != Error::NONE) { |
| return; |
| } |
| |
| *outSupportedContentTypes = tmpSupportedContentTypes; |
| }); |
| return error; |
| } |
| |
| V2_4::Error HidlComposer::setContentType(Display display, |
| IComposerClient::ContentType contentType) { |
| using Error = V2_4::Error; |
| if (!mClient_2_4) { |
| return Error::UNSUPPORTED; |
| } |
| |
| return mClient_2_4->setContentType(display, contentType); |
| } |
| |
| V2_4::Error HidlComposer::setLayerGenericMetadata(Display display, Layer layer, |
| const std::string& key, bool mandatory, |
| const std::vector<uint8_t>& value) { |
| using Error = V2_4::Error; |
| if (!mClient_2_4) { |
| return Error::UNSUPPORTED; |
| } |
| mWriter.selectDisplay(display); |
| mWriter.selectLayer(layer); |
| mWriter.setLayerGenericMetadata(key, mandatory, value); |
| return Error::NONE; |
| } |
| |
| V2_4::Error HidlComposer::getLayerGenericMetadataKeys( |
| std::vector<IComposerClient::LayerGenericMetadataKey>* outKeys) { |
| using Error = V2_4::Error; |
| if (!mClient_2_4) { |
| return Error::UNSUPPORTED; |
| } |
| Error error = kDefaultError_2_4; |
| mClient_2_4->getLayerGenericMetadataKeys([&](const auto& tmpError, const auto& tmpKeys) { |
| error = tmpError; |
| if (error != Error::NONE) { |
| return; |
| } |
| |
| *outKeys = tmpKeys; |
| }); |
| return error; |
| } |
| |
| Error HidlComposer::setBootDisplayConfig(Display /*displayId*/, Config) { |
| return Error::UNSUPPORTED; |
| } |
| |
| Error HidlComposer::clearBootDisplayConfig(Display /*displayId*/) { |
| return Error::UNSUPPORTED; |
| } |
| |
| Error HidlComposer::getPreferredBootDisplayConfig(Display /*displayId*/, Config*) { |
| return Error::UNSUPPORTED; |
| } |
| |
| Error HidlComposer::getHdrConversionCapabilities(std::vector<HdrConversionCapability>*) { |
| return Error::UNSUPPORTED; |
| } |
| |
| Error HidlComposer::setHdrConversionStrategy(HdrConversionStrategy, Hdr*) { |
| return Error::UNSUPPORTED; |
| } |
| |
| Error HidlComposer::setRefreshRateChangedCallbackDebugEnabled(Display, bool) { |
| return Error::UNSUPPORTED; |
| } |
| |
| Error HidlComposer::notifyExpectedPresent(Display, nsecs_t, int32_t) { |
| return Error::UNSUPPORTED; |
| } |
| |
| Error HidlComposer::getClientTargetProperty( |
| Display display, ClientTargetPropertyWithBrightness* outClientTargetProperty) { |
| IComposerClient::ClientTargetProperty property; |
| mReader.takeClientTargetProperty(display, &property); |
| outClientTargetProperty->display = display; |
| outClientTargetProperty->clientTargetProperty.dataspace = |
| static_cast<::aidl::android::hardware::graphics::common::Dataspace>(property.dataspace); |
| outClientTargetProperty->clientTargetProperty.pixelFormat = |
| static_cast<::aidl::android::hardware::graphics::common::PixelFormat>( |
| property.pixelFormat); |
| outClientTargetProperty->brightness = 1.f; |
| outClientTargetProperty->dimmingStage = DimmingStage::NONE; |
| return Error::NONE; |
| } |
| |
| Error HidlComposer::setLayerBrightness(Display, Layer, float) { |
| return Error::NONE; |
| } |
| |
| Error HidlComposer::setLayerBlockingRegion(Display, Layer, |
| const std::vector<IComposerClient::Rect>&) { |
| return Error::NONE; |
| } |
| |
| Error HidlComposer::getDisplayDecorationSupport( |
| Display, |
| std::optional<aidl::android::hardware::graphics::common::DisplayDecorationSupport>* |
| support) { |
| support->reset(); |
| return Error::UNSUPPORTED; |
| } |
| |
| Error HidlComposer::setIdleTimerEnabled(Display, std::chrono::milliseconds) { |
| LOG_ALWAYS_FATAL("setIdleTimerEnabled should have never been called on this as " |
| "OptionalFeature::KernelIdleTimer is not supported on HIDL"); |
| } |
| |
| Error HidlComposer::getPhysicalDisplayOrientation(Display, AidlTransform*) { |
| LOG_ALWAYS_FATAL("getPhysicalDisplayOrientation should have never been called on this as " |
| "OptionalFeature::PhysicalDisplayOrientation is not supported on HIDL"); |
| } |
| |
| void HidlComposer::registerCallback(ComposerCallback& callback) { |
| const bool vsyncSwitchingSupported = |
| isSupported(Hwc2::Composer::OptionalFeature::RefreshRateSwitching); |
| |
| registerCallback(sp<ComposerCallbackBridge>::make(callback, vsyncSwitchingSupported)); |
| } |
| |
| void HidlComposer::onHotplugConnect(Display) {} |
| void HidlComposer::onHotplugDisconnect(Display) {} |
| |
| CommandReader::~CommandReader() { |
| resetData(); |
| } |
| |
| Error CommandReader::parse() { |
| resetData(); |
| |
| IComposerClient::Command command; |
| uint16_t length = 0; |
| |
| while (!isEmpty()) { |
| if (!beginCommand(&command, &length)) { |
| break; |
| } |
| |
| bool parsed = false; |
| switch (command) { |
| case IComposerClient::Command::SELECT_DISPLAY: |
| parsed = parseSelectDisplay(length); |
| break; |
| case IComposerClient::Command::SET_ERROR: |
| parsed = parseSetError(length); |
| break; |
| case IComposerClient::Command::SET_CHANGED_COMPOSITION_TYPES: |
| parsed = parseSetChangedCompositionTypes(length); |
| break; |
| case IComposerClient::Command::SET_DISPLAY_REQUESTS: |
| parsed = parseSetDisplayRequests(length); |
| break; |
| case IComposerClient::Command::SET_PRESENT_FENCE: |
| parsed = parseSetPresentFence(length); |
| break; |
| case IComposerClient::Command::SET_RELEASE_FENCES: |
| parsed = parseSetReleaseFences(length); |
| break; |
| case IComposerClient::Command ::SET_PRESENT_OR_VALIDATE_DISPLAY_RESULT: |
| parsed = parseSetPresentOrValidateDisplayResult(length); |
| break; |
| case IComposerClient::Command::SET_CLIENT_TARGET_PROPERTY: |
| parsed = parseSetClientTargetProperty(length); |
| break; |
| default: |
| parsed = false; |
| break; |
| } |
| |
| endCommand(); |
| |
| if (!parsed) { |
| ALOGE("failed to parse command 0x%x length %" PRIu16, command, length); |
| break; |
| } |
| } |
| |
| return isEmpty() ? Error::NONE : Error::NO_RESOURCES; |
| } |
| |
| bool CommandReader::parseSelectDisplay(uint16_t length) { |
| if (length != CommandWriterBase::kSelectDisplayLength) { |
| return false; |
| } |
| |
| mCurrentReturnData = &mReturnData[read64()]; |
| |
| return true; |
| } |
| |
| bool CommandReader::parseSetError(uint16_t length) { |
| if (length != CommandWriterBase::kSetErrorLength) { |
| return false; |
| } |
| |
| auto location = read(); |
| auto error = static_cast<Error>(readSigned()); |
| |
| mErrors.emplace_back(CommandError{location, error}); |
| |
| return true; |
| } |
| |
| bool CommandReader::parseSetChangedCompositionTypes(uint16_t length) { |
| // (layer id, composition type) pairs |
| if (length % 3 != 0 || !mCurrentReturnData) { |
| return false; |
| } |
| |
| uint32_t count = length / 3; |
| mCurrentReturnData->changedLayers.reserve(count); |
| mCurrentReturnData->compositionTypes.reserve(count); |
| while (count > 0) { |
| auto layer = read64(); |
| auto type = static_cast<aidl::android::hardware::graphics::composer3::Composition>( |
| readSigned()); |
| |
| mCurrentReturnData->changedLayers.push_back(layer); |
| mCurrentReturnData->compositionTypes.push_back(type); |
| |
| count--; |
| } |
| |
| return true; |
| } |
| |
| bool CommandReader::parseSetDisplayRequests(uint16_t length) { |
| // display requests followed by (layer id, layer requests) pairs |
| if (length % 3 != 1 || !mCurrentReturnData) { |
| return false; |
| } |
| |
| mCurrentReturnData->displayRequests = read(); |
| |
| uint32_t count = (length - 1) / 3; |
| mCurrentReturnData->requestedLayers.reserve(count); |
| mCurrentReturnData->requestMasks.reserve(count); |
| while (count > 0) { |
| auto layer = read64(); |
| auto layerRequestMask = read(); |
| |
| mCurrentReturnData->requestedLayers.push_back(layer); |
| mCurrentReturnData->requestMasks.push_back(layerRequestMask); |
| |
| count--; |
| } |
| |
| return true; |
| } |
| |
| bool CommandReader::parseSetPresentFence(uint16_t length) { |
| if (length != CommandWriterBase::kSetPresentFenceLength || !mCurrentReturnData) { |
| return false; |
| } |
| |
| if (mCurrentReturnData->presentFence >= 0) { |
| close(mCurrentReturnData->presentFence); |
| } |
| mCurrentReturnData->presentFence = readFence(); |
| |
| return true; |
| } |
| |
| bool CommandReader::parseSetReleaseFences(uint16_t length) { |
| // (layer id, release fence index) pairs |
| if (length % 3 != 0 || !mCurrentReturnData) { |
| return false; |
| } |
| |
| uint32_t count = length / 3; |
| mCurrentReturnData->releasedLayers.reserve(count); |
| mCurrentReturnData->releaseFences.reserve(count); |
| while (count > 0) { |
| auto layer = read64(); |
| auto fence = readFence(); |
| |
| mCurrentReturnData->releasedLayers.push_back(layer); |
| mCurrentReturnData->releaseFences.push_back(fence); |
| |
| count--; |
| } |
| |
| return true; |
| } |
| |
| bool CommandReader::parseSetPresentOrValidateDisplayResult(uint16_t length) { |
| if (length != CommandWriterBase::kPresentOrValidateDisplayResultLength || !mCurrentReturnData) { |
| return false; |
| } |
| mCurrentReturnData->presentOrValidateState = read(); |
| return true; |
| } |
| |
| bool CommandReader::parseSetClientTargetProperty(uint16_t length) { |
| if (length != CommandWriterBase::kSetClientTargetPropertyLength || !mCurrentReturnData) { |
| return false; |
| } |
| mCurrentReturnData->clientTargetProperty.pixelFormat = static_cast<PixelFormat>(readSigned()); |
| mCurrentReturnData->clientTargetProperty.dataspace = static_cast<Dataspace>(readSigned()); |
| return true; |
| } |
| |
| void CommandReader::resetData() { |
| mErrors.clear(); |
| |
| for (auto& data : mReturnData) { |
| if (data.second.presentFence >= 0) { |
| close(data.second.presentFence); |
| } |
| for (auto fence : data.second.releaseFences) { |
| if (fence >= 0) { |
| close(fence); |
| } |
| } |
| } |
| |
| mReturnData.clear(); |
| mCurrentReturnData = nullptr; |
| } |
| |
| std::vector<CommandReader::CommandError> CommandReader::takeErrors() { |
| return std::move(mErrors); |
| } |
| |
| bool CommandReader::hasChanges(Display display, uint32_t* outNumChangedCompositionTypes, |
| uint32_t* outNumLayerRequestMasks) const { |
| auto found = mReturnData.find(display); |
| if (found == mReturnData.end()) { |
| *outNumChangedCompositionTypes = 0; |
| *outNumLayerRequestMasks = 0; |
| return false; |
| } |
| |
| const ReturnData& data = found->second; |
| |
| *outNumChangedCompositionTypes = data.compositionTypes.size(); |
| *outNumLayerRequestMasks = data.requestMasks.size(); |
| |
| return !(data.compositionTypes.empty() && data.requestMasks.empty()); |
| } |
| |
| void CommandReader::takeChangedCompositionTypes( |
| Display display, std::vector<Layer>* outLayers, |
| std::vector<aidl::android::hardware::graphics::composer3::Composition>* outTypes) { |
| auto found = mReturnData.find(display); |
| if (found == mReturnData.end()) { |
| outLayers->clear(); |
| outTypes->clear(); |
| return; |
| } |
| |
| ReturnData& data = found->second; |
| |
| *outLayers = std::move(data.changedLayers); |
| *outTypes = std::move(data.compositionTypes); |
| } |
| |
| void CommandReader::takeDisplayRequests(Display display, uint32_t* outDisplayRequestMask, |
| std::vector<Layer>* outLayers, |
| std::vector<uint32_t>* outLayerRequestMasks) { |
| auto found = mReturnData.find(display); |
| if (found == mReturnData.end()) { |
| *outDisplayRequestMask = 0; |
| outLayers->clear(); |
| outLayerRequestMasks->clear(); |
| return; |
| } |
| |
| ReturnData& data = found->second; |
| |
| *outDisplayRequestMask = data.displayRequests; |
| *outLayers = std::move(data.requestedLayers); |
| *outLayerRequestMasks = std::move(data.requestMasks); |
| } |
| |
| void CommandReader::takeReleaseFences(Display display, std::vector<Layer>* outLayers, |
| std::vector<int>* outReleaseFences) { |
| auto found = mReturnData.find(display); |
| if (found == mReturnData.end()) { |
| outLayers->clear(); |
| outReleaseFences->clear(); |
| return; |
| } |
| |
| ReturnData& data = found->second; |
| |
| *outLayers = std::move(data.releasedLayers); |
| *outReleaseFences = std::move(data.releaseFences); |
| } |
| |
| void CommandReader::takePresentFence(Display display, int* outPresentFence) { |
| auto found = mReturnData.find(display); |
| if (found == mReturnData.end()) { |
| *outPresentFence = -1; |
| return; |
| } |
| |
| ReturnData& data = found->second; |
| |
| *outPresentFence = data.presentFence; |
| data.presentFence = -1; |
| } |
| |
| void CommandReader::takePresentOrValidateStage(Display display, uint32_t* state) { |
| auto found = mReturnData.find(display); |
| if (found == mReturnData.end()) { |
| *state = -1; |
| return; |
| } |
| ReturnData& data = found->second; |
| *state = data.presentOrValidateState; |
| } |
| |
| void CommandReader::takeClientTargetProperty( |
| Display display, IComposerClient::ClientTargetProperty* outClientTargetProperty) { |
| auto found = mReturnData.find(display); |
| |
| // If not found, return the default values. |
| if (found == mReturnData.end()) { |
| outClientTargetProperty->pixelFormat = PixelFormat::RGBA_8888; |
| outClientTargetProperty->dataspace = Dataspace::UNKNOWN; |
| return; |
| } |
| |
| ReturnData& data = found->second; |
| *outClientTargetProperty = data.clientTargetProperty; |
| } |
| |
| } // namespace Hwc2 |
| } // namespace android |
| |
| // TODO(b/129481165): remove the #pragma below and fix conversion issues |
| #pragma clang diagnostic pop // ignored "-Wconversion" |