| /* |
| * Copyright (c) 2019-2021, The Linux Foundation. All rights reserved. |
| * Not a Contribution. |
| * |
| * Copyright (C) 2017 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. |
| */ |
| |
| #ifndef __QTICOMPOSERCLIENT_H__ |
| #define __QTICOMPOSERCLIENT_H__ |
| |
| #include <vendor/qti/hardware/display/composer/3.0/IQtiComposerClient.h> |
| #include <hidl/MQDescriptor.h> |
| #include <hidl/Status.h> |
| #include <log/log.h> |
| #include <unordered_set> |
| #include <vector> |
| #include <string> |
| |
| #include "hwc_session.h" |
| #include "QtiComposerCommandBuffer.h" |
| #include "QtiComposerHandleImporter.h" |
| |
| namespace vendor { |
| namespace qti { |
| namespace hardware { |
| namespace display { |
| namespace composer { |
| namespace V3_0 { |
| namespace implementation { |
| |
| namespace common_V1_0 = ::android::hardware::graphics::common::V1_0; |
| namespace common_V1_1 = ::android::hardware::graphics::common::V1_1; |
| namespace common_V1_2 = ::android::hardware::graphics::common::V1_2; |
| |
| namespace composer_V2_1 = ::android::hardware::graphics::composer::V2_1; |
| namespace composer_V2_2 = ::android::hardware::graphics::composer::V2_2; |
| namespace composer_V2_3 = ::android::hardware::graphics::composer::V2_3; |
| namespace composer_V2_4 = ::android::hardware::graphics::composer::V2_4; |
| |
| using DisplayCapability_V2_3 = composer_V2_3::IComposerClient::DisplayCapability; |
| using PerFrameMetadataKey_V2 = composer_V2_2::IComposerClient::PerFrameMetadataKey; |
| using PerFrameMetadataKey = composer_V2_3::IComposerClient::PerFrameMetadataKey; |
| |
| using ::android::hardware::MQDescriptorSync; |
| using ::android::hardware::hidl_string; |
| using ::android::hardware::hidl_vec; |
| using ::android::hardware::Return; |
| using ::android::hardware::Void; |
| using ::android::sp; |
| using ::android::hardware::hidl_handle; |
| using ::android::hardware::hidl_bitfield; |
| using ::android::hardware::graphics::composer::V2_1::Error; |
| |
| using sdm::HWCSession; |
| using sdm::Fence; |
| |
| class BufferCacheEntry { |
| public: |
| BufferCacheEntry(); |
| BufferCacheEntry(BufferCacheEntry&& other); |
| |
| BufferCacheEntry(const BufferCacheEntry& other) = delete; |
| BufferCacheEntry& operator=(const BufferCacheEntry& other) = delete; |
| |
| BufferCacheEntry& operator=(buffer_handle_t handle); |
| ~BufferCacheEntry(); |
| |
| buffer_handle_t getHandle() const { return mHandle; } |
| |
| private: |
| void clear(); |
| |
| buffer_handle_t mHandle; |
| }; |
| |
| class QtiComposerClient : public IQtiComposerClient { |
| QtiComposerClient(); |
| virtual ~QtiComposerClient(); |
| static QtiComposerClient* qti_composerclient_instance_; |
| |
| public: |
| // Methods from ::android::hardware::graphics::composer::V2_1::IComposerClient follow. |
| Return<void> registerCallback(const sp<composer_V2_1::IComposerCallback>& callback) override; |
| Return<uint32_t> getMaxVirtualDisplayCount() override; |
| Return<void> createVirtualDisplay(uint32_t width, uint32_t height, |
| common_V1_0::PixelFormat formatHint, |
| uint32_t outputBufferSlotCount, |
| createVirtualDisplay_cb _hidl_cb) override; |
| Return<Error> destroyVirtualDisplay(uint64_t display) override; |
| Return<void> createLayer(uint64_t display, uint32_t bufferSlotCount, |
| createLayer_cb _hidl_cb) override; |
| Return<Error> destroyLayer(uint64_t display, uint64_t layer) override; |
| Return<void> getActiveConfig(uint64_t display, getActiveConfig_cb _hidl_cb) override; |
| Return<Error> getClientTargetSupport(uint64_t display, uint32_t width, uint32_t height, |
| common_V1_0::PixelFormat format, |
| common_V1_0::Dataspace dataspace) override; |
| Return<void> getColorModes(uint64_t display, getColorModes_cb _hidl_cb) override; |
| Return<void> getDisplayAttribute(uint64_t display, uint32_t config, |
| composer_V2_1::IComposerClient::Attribute attribute, |
| getDisplayAttribute_cb _hidl_cb) override; |
| Return<void> getDisplayConfigs(uint64_t display, getDisplayConfigs_cb _hidl_cb) override; |
| Return<void> getDisplayName(uint64_t display, getDisplayName_cb _hidl_cb) override; |
| Return<void> getDisplayType(uint64_t display, getDisplayType_cb _hidl_cb) override; |
| Return<void> getDozeSupport(uint64_t display, getDozeSupport_cb _hidl_cb) override; |
| Return<void> getHdrCapabilities(uint64_t display, getHdrCapabilities_cb _hidl_cb) override; |
| Return<Error> setClientTargetSlotCount(uint64_t display, |
| uint32_t clientTargetSlotCount) override; |
| Return<Error> setActiveConfig(uint64_t display, uint32_t config) override; |
| Return<Error> setColorMode(uint64_t display, common_V1_0::ColorMode mode) override; |
| Return<Error> setPowerMode(uint64_t display, |
| composer_V2_1::IComposerClient::PowerMode mode) override; |
| Return<Error> setVsyncEnabled(uint64_t display, |
| composer_V2_1::IComposerClient::Vsync enabled) override; |
| Return<Error> setInputCommandQueue(const MQDescriptorSync<uint32_t>& descriptor) override; |
| Return<void> getOutputCommandQueue(getOutputCommandQueue_cb _hidl_cb) override; |
| Return<void> executeCommands(uint32_t inLength, const hidl_vec<hidl_handle>& inHandles, |
| executeCommands_cb _hidl_cb) override; |
| |
| // Methods from ::android::hardware::graphics::composer::V2_2::IComposerClient follow. |
| Return<void> getPerFrameMetadataKeys(uint64_t display, |
| getPerFrameMetadataKeys_cb _hidl_cb) override; |
| Return<void> getReadbackBufferAttributes(uint64_t display, |
| getReadbackBufferAttributes_cb _hidl_cb) override; |
| Return<void> getReadbackBufferFence(uint64_t display, |
| getReadbackBufferFence_cb _hidl_cb) override; |
| Return<Error> setReadbackBuffer(uint64_t display, const hidl_handle& buffer, |
| const hidl_handle& releaseFence) override; |
| Return<void> createVirtualDisplay_2_2(uint32_t width, uint32_t height, |
| common_V1_1::PixelFormat formatHint, |
| uint32_t outputBufferSlotCount, |
| createVirtualDisplay_2_2_cb _hidl_cb) override; |
| Return<Error> getClientTargetSupport_2_2(uint64_t display, uint32_t width, uint32_t height, |
| common_V1_1::PixelFormat format, |
| common_V1_1::Dataspace dataspace) override; |
| Return<Error> setPowerMode_2_2(uint64_t display, |
| composer_V2_2::IComposerClient::PowerMode mode) override; |
| Return<void> getColorModes_2_2(uint64_t display, getColorModes_2_2_cb _hidl_cb) override; |
| Return<void> getRenderIntents(uint64_t display, common_V1_1::ColorMode mode, |
| getRenderIntents_cb _hidl_cb) override; |
| Return<Error> setColorMode_2_2(uint64_t display, common_V1_1::ColorMode mode, |
| common_V1_1::RenderIntent intent) override; |
| Return<void> getDataspaceSaturationMatrix(common_V1_1::Dataspace dataspace, |
| getDataspaceSaturationMatrix_cb _hidl_cb) override; |
| Return<void> executeCommands_2_2(uint32_t inLength, const hidl_vec<hidl_handle>& inHandles, |
| executeCommands_2_2_cb _hidl_cb) override; |
| |
| // Methods from ::android::hardware::graphics::composer::V2_3::IComposerClient follow. |
| Return<void> getDisplayIdentificationData(uint64_t display, |
| getDisplayIdentificationData_cb _hidl_cb) override; |
| Return<void> getReadbackBufferAttributes_2_3(uint64_t display, |
| getReadbackBufferAttributes_2_3_cb _hidl_cb) override; |
| Return<Error> getClientTargetSupport_2_3(uint64_t display, uint32_t width, uint32_t height, |
| common_V1_2::PixelFormat format, |
| common_V1_2::Dataspace dataspace) override; |
| Return<void> getDisplayedContentSamplingAttributes(uint64_t display, |
| getDisplayedContentSamplingAttributes_cb _hidl_cb) override; |
| Return<Error> setDisplayedContentSamplingEnabled(uint64_t display, |
| composer_V2_3::IComposerClient::DisplayedContentSampling enable, |
| hidl_bitfield<FormatColorComponent> componentMask, |
| uint64_t maxFrames) override; |
| Return<void> getDisplayedContentSample(uint64_t display, uint64_t maxFrames, |
| uint64_t timestamp, |
| getDisplayedContentSample_cb _hidl_cb) override; |
| Return<void> executeCommands_2_3(uint32_t inLength, const hidl_vec<hidl_handle>& inHandles, |
| executeCommands_2_3_cb _hidl_cb) override; |
| Return<void> getRenderIntents_2_3(uint64_t display, common_V1_2::ColorMode mode, |
| getRenderIntents_2_3_cb _hidl_cb) override; |
| Return<void> getColorModes_2_3(uint64_t display, getColorModes_2_3_cb _hidl_cb) override; |
| Return<Error> setColorMode_2_3(uint64_t display, common_V1_2::ColorMode mode, |
| common_V1_1::RenderIntent intent) override; |
| Return<void> getDisplayCapabilities(uint64_t display, |
| getDisplayCapabilities_cb _hidl_cb) override; |
| Return<void> getPerFrameMetadataKeys_2_3(uint64_t display, |
| getPerFrameMetadataKeys_2_3_cb _hidl_cb) override; |
| Return<void> getHdrCapabilities_2_3(uint64_t display, |
| getHdrCapabilities_2_3_cb _hidl_cb) override; |
| Return<void> getDisplayBrightnessSupport(uint64_t display, |
| getDisplayBrightnessSupport_cb _hidl_cb) override; |
| Return<Error> setDisplayBrightness(uint64_t display, float brightness) override; |
| |
| // Methods from ::android::hardware::graphics::composer::V2_4::IComposerClient follow. |
| Return<void> registerCallback_2_4(const sp<composer_V2_4::IComposerCallback> &callback) override; |
| Return<void> getDisplayCapabilities_2_4(uint64_t display, |
| getDisplayCapabilities_2_4_cb _hidl_cb) override; |
| Return<void> getDisplayConnectionType(uint64_t display, |
| getDisplayConnectionType_cb _hidl_cb) override; |
| Return<void> getDisplayAttribute_2_4(uint64_t display, uint32_t config, |
| composer_V2_4::IComposerClient::Attribute attribute, |
| getDisplayAttribute_2_4_cb _hidl_cb) override; |
| |
| Return<void> getDisplayVsyncPeriod(uint64_t display, getDisplayVsyncPeriod_cb _hidl_cb) override; |
| Return<void> setActiveConfigWithConstraints( |
| uint64_t display, uint32_t config, |
| const VsyncPeriodChangeConstraints &vsyncPeriodChangeConstraints, |
| setActiveConfigWithConstraints_cb _hidl_cb) override; |
| |
| Return<composer_V2_4::Error> setAutoLowLatencyMode(uint64_t display, bool on) override; |
| |
| Return<void> getSupportedContentTypes(uint64_t display, |
| getSupportedContentTypes_cb _hidl_cb) override; |
| Return<composer_V2_4::Error> setContentType( |
| uint64_t display, composer_V2_4::IComposerClient::ContentType type) override; |
| Return<void> getLayerGenericMetadataKeys(getLayerGenericMetadataKeys_cb _hidl_cb) override; |
| |
| // Methods for RegisterCallback |
| void enableCallback(bool enable); |
| static void onHotplug(hwc2_callback_data_t callbackData, hwc2_display_t display, |
| int32_t connected); |
| static void onRefresh(hwc2_callback_data_t callbackData, hwc2_display_t display); |
| static void onVsync(hwc2_callback_data_t callbackData, hwc2_display_t display, |
| int64_t timestamp); |
| static void onVsync_2_4(hwc2_callback_data_t callbackData, hwc2_display_t display, |
| int64_t timestamp, VsyncPeriodNanos vsyncPeriodNanos); |
| static void onVsyncPeriodTimingChanged(hwc2_callback_data_t callbackData, |
| hwc2_display_t display, |
| hwc_vsync_period_change_timeline_t* updatedTimeline); |
| static void onSeamlessPossible(hwc2_callback_data_t callbackData, hwc2_display_t display); |
| |
| // Methods for ConcurrentWriteBack |
| hidl_handle getFenceHandle(const shared_ptr<Fence>& fence, char* handleStorage); |
| Error getFence(const hidl_handle& fenceHandle, shared_ptr<sdm::Fence>* outFence, |
| const string& name); |
| Error getDisplayReadbackBuffer(Display display, const native_handle_t* rawHandle, |
| const native_handle_t** outHandle); |
| |
| // Methods to check support of specific features like skip_validate |
| std::unordered_set<hwc2_capability_t> mCapabilities; |
| void getCapabilities(); |
| bool hasCapability(hwc2_capability_t capability) { |
| return (mCapabilities.count(capability) > 0); |
| } |
| |
| static QtiComposerClient* CreateQtiComposerClientInstance() { |
| if (!qti_composerclient_instance_) { |
| qti_composerclient_instance_ = new QtiComposerClient(); |
| return qti_composerclient_instance_; |
| } |
| return nullptr; |
| } |
| |
| void onLastStrongRef(const void* id) { |
| if (qti_composerclient_instance_) { |
| qti_composerclient_instance_ = nullptr; |
| } |
| } |
| |
| private: |
| struct LayerBuffers { |
| std::vector<BufferCacheEntry> Buffers; |
| // the handle is a sideband stream handle, not a buffer handle |
| BufferCacheEntry SidebandStream; |
| }; |
| |
| struct DisplayData { |
| bool IsVirtual; |
| |
| std::vector<BufferCacheEntry> ClientTargets; |
| std::vector<BufferCacheEntry> OutputBuffers; |
| |
| std::unordered_map<Layer, LayerBuffers> Layers; |
| |
| explicit DisplayData(bool isVirtual) : IsVirtual(isVirtual) {} |
| }; |
| |
| class CommandReader : public CommandReaderBase { |
| public: |
| explicit CommandReader(QtiComposerClient& client); |
| Error parse(); |
| Error validateDisplay(Display display, std::vector<Layer>& changedLayers, |
| std::vector<IComposerClient::Composition>& compositionTypes, |
| uint32_t& displayRequestMask, std::vector<Layer>& requestedLayers, |
| std::vector<uint32_t>& requestMasks, |
| IComposerClient::ClientTargetProperty& clienttargetproperty); |
| Error presentDisplay(Display display, shared_ptr<Fence>* presentFence, |
| std::vector<Layer>& layers, |
| std::vector<shared_ptr<Fence>>& releaseFences); |
| |
| private: |
| // Commands from ::android::hardware::graphics::composer::V2_1::IComposerClient follow. |
| bool parseSelectDisplay(uint16_t length); |
| bool parseSelectLayer(uint16_t length); |
| bool parseSetColorTransform(uint16_t length); |
| bool parseSetClientTarget(uint16_t length); |
| bool parseSetOutputBuffer(uint16_t length); |
| bool parseValidateDisplay(uint16_t length); |
| bool parseAcceptDisplayChanges(uint16_t length); |
| bool parsePresentDisplay(uint16_t length); |
| bool parsePresentOrValidateDisplay(uint16_t length); |
| bool parseSetLayerCursorPosition(uint16_t length); |
| bool parseSetLayerBuffer(uint16_t length); |
| bool parseSetLayerSurfaceDamage(uint16_t length); |
| bool parseSetLayerBlendMode(uint16_t length); |
| bool parseSetLayerColor(uint16_t length); |
| bool parseSetLayerCompositionType(uint16_t length); |
| bool parseSetLayerDataspace(uint16_t length); |
| bool parseSetLayerDisplayFrame(uint16_t length); |
| bool parseSetLayerPlaneAlpha(uint16_t length); |
| bool parseSetLayerSidebandStream(uint16_t length); |
| bool parseSetLayerSourceCrop(uint16_t length); |
| bool parseSetLayerTransform(uint16_t length); |
| bool parseSetLayerVisibleRegion(uint16_t length); |
| bool parseSetLayerZOrder(uint16_t length); |
| bool parseSetLayerType(uint16_t length); |
| |
| // Commands from ::android::hardware::graphics::composer::V2_2::IComposerClient follow. |
| bool parseSetLayerPerFrameMetadata(uint16_t length); |
| bool parseSetLayerFloatColor(uint16_t length); |
| |
| // Commands from ::android::hardware::graphics::composer::V2_3::IComposerClient follow. |
| bool parseSetLayerColorTransform(uint16_t length); |
| bool parseSetLayerPerFrameMetadataBlobs(uint16_t length); |
| bool parseSetDisplayElapseTime(uint16_t length); |
| |
| bool parseCommonCmd(IComposerClient::Command command, uint16_t length); |
| |
| hwc_rect_t readRect(); |
| std::vector<hwc_rect_t> readRegion(size_t count); |
| hwc_frect_t readFRect(); |
| QtiComposerClient& mClient; |
| CommandWriter& mWriter; |
| Display mDisplay; |
| Layer mLayer; |
| |
| // Buffer cache impl |
| enum class BufferCache { |
| CLIENT_TARGETS, |
| OUTPUT_BUFFERS, |
| LAYER_BUFFERS, |
| LAYER_SIDEBAND_STREAMS, |
| }; |
| |
| Error lookupBufferCacheEntryLocked(BufferCache cache, uint32_t slot, |
| BufferCacheEntry** outEntry); |
| Error lookupBuffer(BufferCache cache, uint32_t slot, bool useCache, buffer_handle_t handle, |
| buffer_handle_t* outHandle); |
| Error updateBuffer(BufferCache cache, uint32_t slot, bool useCache, buffer_handle_t handle); |
| |
| Error lookupLayerSidebandStream(buffer_handle_t handle, buffer_handle_t* outHandle) { |
| return lookupBuffer(BufferCache::LAYER_SIDEBAND_STREAMS, 0, false, handle, outHandle); |
| } |
| Error updateLayerSidebandStream(buffer_handle_t handle) { |
| return updateBuffer(BufferCache::LAYER_SIDEBAND_STREAMS, 0, false, handle); |
| } |
| }; |
| |
| HWCSession *hwc_session_ = nullptr; |
| sp<composer_V2_1::IComposerCallback> callback_ = nullptr; |
| sp<composer_V2_4::IComposerCallback> callback24_ = nullptr; |
| bool mUseCallback24_ = false; |
| std::mutex mCommandMutex; |
| // 64KiB minus a small space for metadata such as read/write pointers */ |
| static constexpr size_t kWriterInitialSize = 64 * 1024 / sizeof(uint32_t) - 16; |
| CommandWriter mWriter; |
| CommandReader mReader; |
| std::mutex mDisplayDataMutex; |
| std::unordered_map<Display, DisplayData> mDisplayData; |
| }; |
| |
| extern "C" IQtiComposerClient* HIDL_FETCH_IQtiComposerClient(const char* name); |
| |
| } // namespace implementation |
| } // namespace V3_0 |
| } // namespace composer |
| } // namespace display |
| } // namespace hardware |
| } // namespace qti |
| } // namespace vendor |
| |
| #endif // __QTICOMPOSERCLIENT_H__ |