7697 lines
310 KiB
C++
7697 lines
310 KiB
C++
/*
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* Copyright (C) 2007 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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// TODO(b/129481165): remove the #pragma below and fix conversion issues
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#pragma clang diagnostic push
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#pragma clang diagnostic ignored "-Wconversion"
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#pragma clang diagnostic ignored "-Wextra"
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//#define LOG_NDEBUG 0
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#define ATRACE_TAG ATRACE_TAG_GRAPHICS
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#include "SurfaceFlinger.h"
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#include <android-base/parseint.h>
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#include <android-base/properties.h>
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#include <android-base/stringprintf.h>
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#include <android-base/strings.h>
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#include <android/configuration.h>
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#include <android/gui/IDisplayEventConnection.h>
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#include <android/hardware/configstore/1.0/ISurfaceFlingerConfigs.h>
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#include <android/hardware/configstore/1.1/ISurfaceFlingerConfigs.h>
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#include <android/hardware/configstore/1.1/types.h>
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#include <android/hardware/power/Boost.h>
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#include <android/native_window.h>
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#include <android/os/IInputFlinger.h>
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#include <binder/IPCThreadState.h>
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#include <binder/IServiceManager.h>
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#include <binder/PermissionCache.h>
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#include <compositionengine/CompositionEngine.h>
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#include <compositionengine/CompositionRefreshArgs.h>
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#include <compositionengine/Display.h>
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#include <compositionengine/DisplayColorProfile.h>
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#include <compositionengine/DisplayCreationArgs.h>
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#include <compositionengine/LayerFECompositionState.h>
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#include <compositionengine/OutputLayer.h>
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#include <compositionengine/RenderSurface.h>
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#include <compositionengine/impl/OutputCompositionState.h>
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#include <compositionengine/impl/OutputLayerCompositionState.h>
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#include <configstore/Utils.h>
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#include <cutils/compiler.h>
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#include <cutils/properties.h>
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#include <ftl/fake_guard.h>
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#include <ftl/future.h>
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#include <ftl/small_map.h>
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#include <gui/BufferQueue.h>
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#include <gui/DebugEGLImageTracker.h>
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#include <gui/IProducerListener.h>
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#include <gui/LayerDebugInfo.h>
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#include <gui/LayerMetadata.h>
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#include <gui/LayerState.h>
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#include <gui/Surface.h>
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#include <gui/TraceUtils.h>
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#include <hidl/ServiceManagement.h>
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#include <layerproto/LayerProtoParser.h>
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#include <log/log.h>
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#include <private/android_filesystem_config.h>
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#include <private/gui/SyncFeatures.h>
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#include <processgroup/processgroup.h>
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#include <renderengine/RenderEngine.h>
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#include <renderengine/impl/ExternalTexture.h>
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#include <sys/types.h>
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#include <ui/ColorSpace.h>
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#include <ui/DataspaceUtils.h>
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#include <ui/DebugUtils.h>
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#include <ui/DisplayId.h>
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#include <ui/DisplayMode.h>
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#include <ui/DisplayStatInfo.h>
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#include <ui/DisplayState.h>
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#include <ui/DynamicDisplayInfo.h>
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#include <ui/GraphicBufferAllocator.h>
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#include <ui/PixelFormat.h>
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#include <ui/StaticDisplayInfo.h>
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#include <utils/StopWatch.h>
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#include <utils/String16.h>
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#include <utils/String8.h>
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#include <utils/Timers.h>
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#include <utils/misc.h>
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#include <algorithm>
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#include <cerrno>
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#include <cinttypes>
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#include <cmath>
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#include <cstdint>
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#include <functional>
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#include <memory>
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#include <mutex>
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#include <optional>
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#include <type_traits>
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#include <unordered_map>
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#include <ui/DisplayIdentification.h>
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#include "BackgroundExecutor.h"
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#include "BufferLayer.h"
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#include "BufferQueueLayer.h"
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#include "BufferStateLayer.h"
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#include "Client.h"
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#include "Colorizer.h"
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#include "ContainerLayer.h"
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#include "DisplayDevice.h"
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#include "DisplayHardware/ComposerHal.h"
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#include "DisplayHardware/FramebufferSurface.h"
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#include "DisplayHardware/HWComposer.h"
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#include "DisplayHardware/Hal.h"
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#include "DisplayHardware/PowerAdvisor.h"
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#include "DisplayHardware/VirtualDisplaySurface.h"
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#include "DisplayRenderArea.h"
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#include "EffectLayer.h"
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#include "Effects/Daltonizer.h"
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#include "FlagManager.h"
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#include "FpsReporter.h"
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#include "FrameTimeline/FrameTimeline.h"
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#include "FrameTracer/FrameTracer.h"
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#include "HdrLayerInfoReporter.h"
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#include "Layer.h"
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#include "LayerProtoHelper.h"
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#include "LayerRenderArea.h"
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#include "LayerVector.h"
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#include "MonitoredProducer.h"
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#include "MutexUtils.h"
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#include "NativeWindowSurface.h"
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#include "RefreshRateOverlay.h"
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#include "RegionSamplingThread.h"
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#include "Scheduler/DispSyncSource.h"
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#include "Scheduler/EventThread.h"
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#include "Scheduler/LayerHistory.h"
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#include "Scheduler/Scheduler.h"
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#include "Scheduler/VsyncConfiguration.h"
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#include "Scheduler/VsyncController.h"
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#include "StartPropertySetThread.h"
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#include "SurfaceFlingerProperties.h"
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#include "SurfaceInterceptor.h"
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#include "TimeStats/TimeStats.h"
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#include "TunnelModeEnabledReporter.h"
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#include "WindowInfosListenerInvoker.h"
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#include <aidl/android/hardware/graphics/common/DisplayDecorationSupport.h>
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#include <aidl/android/hardware/graphics/composer3/DisplayCapability.h>
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#include <aidl/android/hardware/graphics/composer3/RenderIntent.h>
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#undef NO_THREAD_SAFETY_ANALYSIS
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#define NO_THREAD_SAFETY_ANALYSIS \
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_Pragma("GCC error \"Prefer <ftl/fake_guard.h> or MutexUtils.h helpers.\"")
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namespace android {
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using namespace std::string_literals;
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using namespace hardware::configstore;
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using namespace hardware::configstore::V1_0;
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using namespace sysprop;
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using aidl::android::hardware::graphics::common::DisplayDecorationSupport;
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using aidl::android::hardware::graphics::composer3::Capability;
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using aidl::android::hardware::graphics::composer3::DisplayCapability;
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using CompositionStrategyPredictionState = android::compositionengine::impl::
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OutputCompositionState::CompositionStrategyPredictionState;
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using base::StringAppendF;
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using gui::DisplayInfo;
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using gui::IDisplayEventConnection;
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using gui::IWindowInfosListener;
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using gui::WindowInfo;
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using ui::ColorMode;
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using ui::Dataspace;
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using ui::DisplayPrimaries;
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using ui::RenderIntent;
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using KernelIdleTimerController = scheduler::RefreshRateConfigs::KernelIdleTimerController;
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namespace hal = android::hardware::graphics::composer::hal;
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namespace {
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#pragma clang diagnostic push
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#pragma clang diagnostic error "-Wswitch-enum"
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bool isWideColorMode(const ColorMode colorMode) {
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switch (colorMode) {
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case ColorMode::DISPLAY_P3:
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case ColorMode::ADOBE_RGB:
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case ColorMode::DCI_P3:
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case ColorMode::BT2020:
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case ColorMode::DISPLAY_BT2020:
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case ColorMode::BT2100_PQ:
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case ColorMode::BT2100_HLG:
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return true;
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case ColorMode::NATIVE:
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case ColorMode::STANDARD_BT601_625:
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case ColorMode::STANDARD_BT601_625_UNADJUSTED:
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case ColorMode::STANDARD_BT601_525:
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case ColorMode::STANDARD_BT601_525_UNADJUSTED:
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case ColorMode::STANDARD_BT709:
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case ColorMode::SRGB:
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return false;
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}
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return false;
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}
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#pragma clang diagnostic pop
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// TODO(b/141333600): Consolidate with DisplayMode::Builder::getDefaultDensity.
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constexpr float FALLBACK_DENSITY = ACONFIGURATION_DENSITY_TV;
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float getDensityFromProperty(const char* property, bool required) {
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char value[PROPERTY_VALUE_MAX];
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const float density = property_get(property, value, nullptr) > 0 ? std::atof(value) : 0.f;
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if (!density && required) {
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ALOGE("%s must be defined as a build property", property);
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return FALLBACK_DENSITY;
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}
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return density;
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}
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// Currently we only support V0_SRGB and DISPLAY_P3 as composition preference.
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bool validateCompositionDataspace(Dataspace dataspace) {
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return dataspace == Dataspace::V0_SRGB || dataspace == Dataspace::DISPLAY_P3;
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}
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std::chrono::milliseconds getIdleTimerTimeout(DisplayId displayId) {
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const auto displayIdleTimerMsKey = [displayId] {
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std::stringstream ss;
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ss << "debug.sf.set_idle_timer_ms_" << displayId.value;
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return ss.str();
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}();
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const int32_t displayIdleTimerMs = base::GetIntProperty(displayIdleTimerMsKey, 0);
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if (displayIdleTimerMs > 0) {
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return std::chrono::milliseconds(displayIdleTimerMs);
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}
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const int32_t setIdleTimerMs = base::GetIntProperty("debug.sf.set_idle_timer_ms", 0);
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const int32_t millis = setIdleTimerMs ? setIdleTimerMs : sysprop::set_idle_timer_ms(0);
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return std::chrono::milliseconds(millis);
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}
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bool getKernelIdleTimerSyspropConfig(DisplayId displayId) {
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const auto displaySupportKernelIdleTimerKey = [displayId] {
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std::stringstream ss;
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ss << "debug.sf.support_kernel_idle_timer_" << displayId.value;
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return ss.str();
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}();
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const auto displaySupportKernelIdleTimer =
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base::GetBoolProperty(displaySupportKernelIdleTimerKey, false);
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return displaySupportKernelIdleTimer || sysprop::support_kernel_idle_timer(false);
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}
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} // namespace anonymous
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// ---------------------------------------------------------------------------
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const String16 sHardwareTest("android.permission.HARDWARE_TEST");
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const String16 sAccessSurfaceFlinger("android.permission.ACCESS_SURFACE_FLINGER");
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const String16 sRotateSurfaceFlinger("android.permission.ROTATE_SURFACE_FLINGER");
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const String16 sReadFramebuffer("android.permission.READ_FRAME_BUFFER");
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const String16 sControlDisplayBrightness("android.permission.CONTROL_DISPLAY_BRIGHTNESS");
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const String16 sDump("android.permission.DUMP");
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const String16 sCaptureBlackoutContent("android.permission.CAPTURE_BLACKOUT_CONTENT");
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const String16 sInternalSystemWindow("android.permission.INTERNAL_SYSTEM_WINDOW");
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const char* KERNEL_IDLE_TIMER_PROP = "graphics.display.kernel_idle_timer.enabled";
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// ---------------------------------------------------------------------------
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int64_t SurfaceFlinger::dispSyncPresentTimeOffset;
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bool SurfaceFlinger::useHwcForRgbToYuv;
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bool SurfaceFlinger::hasSyncFramework;
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int64_t SurfaceFlinger::maxFrameBufferAcquiredBuffers;
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uint32_t SurfaceFlinger::maxGraphicsWidth;
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uint32_t SurfaceFlinger::maxGraphicsHeight;
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bool SurfaceFlinger::hasWideColorDisplay;
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bool SurfaceFlinger::useContextPriority;
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Dataspace SurfaceFlinger::defaultCompositionDataspace = Dataspace::V0_SRGB;
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ui::PixelFormat SurfaceFlinger::defaultCompositionPixelFormat = ui::PixelFormat::RGBA_8888;
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Dataspace SurfaceFlinger::wideColorGamutCompositionDataspace = Dataspace::V0_SRGB;
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ui::PixelFormat SurfaceFlinger::wideColorGamutCompositionPixelFormat = ui::PixelFormat::RGBA_8888;
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LatchUnsignaledConfig SurfaceFlinger::enableLatchUnsignaledConfig;
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std::string decodeDisplayColorSetting(DisplayColorSetting displayColorSetting) {
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switch(displayColorSetting) {
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case DisplayColorSetting::kManaged:
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return std::string("Managed");
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case DisplayColorSetting::kUnmanaged:
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return std::string("Unmanaged");
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case DisplayColorSetting::kEnhanced:
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return std::string("Enhanced");
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default:
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return std::string("Unknown ") +
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std::to_string(static_cast<int>(displayColorSetting));
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}
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}
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bool callingThreadHasRotateSurfaceFlingerAccess() {
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IPCThreadState* ipc = IPCThreadState::self();
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const int pid = ipc->getCallingPid();
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const int uid = ipc->getCallingUid();
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return uid == AID_GRAPHICS || uid == AID_SYSTEM ||
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PermissionCache::checkPermission(sRotateSurfaceFlinger, pid, uid);
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}
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bool callingThreadHasInternalSystemWindowAccess() {
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IPCThreadState* ipc = IPCThreadState::self();
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const int pid = ipc->getCallingPid();
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const int uid = ipc->getCallingUid();
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return uid == AID_GRAPHICS || uid == AID_SYSTEM ||
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PermissionCache::checkPermission(sInternalSystemWindow, pid, uid);
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}
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SurfaceFlinger::SurfaceFlinger(Factory& factory, SkipInitializationTag)
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: mFactory(factory),
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mPid(getpid()),
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mInterceptor(mFactory.createSurfaceInterceptor()),
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mTimeStats(std::make_shared<impl::TimeStats>()),
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mFrameTracer(mFactory.createFrameTracer()),
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mFrameTimeline(mFactory.createFrameTimeline(mTimeStats, mPid)),
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mCompositionEngine(mFactory.createCompositionEngine()),
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mHwcServiceName(base::GetProperty("debug.sf.hwc_service_name"s, "default"s)),
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mTunnelModeEnabledReporter(new TunnelModeEnabledReporter()),
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mInternalDisplayDensity(getDensityFromProperty("ro.sf.lcd_density", true)),
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mEmulatedDisplayDensity(getDensityFromProperty("qemu.sf.lcd_density", false)),
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mPowerAdvisor(std::make_unique<Hwc2::impl::PowerAdvisor>(*this)),
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mWindowInfosListenerInvoker(sp<WindowInfosListenerInvoker>::make(*this)) {
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ALOGI("Using HWComposer service: %s", mHwcServiceName.c_str());
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}
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SurfaceFlinger::SurfaceFlinger(Factory& factory) : SurfaceFlinger(factory, SkipInitialization) {
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ALOGI("SurfaceFlinger is starting");
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hasSyncFramework = running_without_sync_framework(true);
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dispSyncPresentTimeOffset = present_time_offset_from_vsync_ns(0);
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useHwcForRgbToYuv = force_hwc_copy_for_virtual_displays(false);
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maxFrameBufferAcquiredBuffers = max_frame_buffer_acquired_buffers(3);
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maxGraphicsWidth = std::max(max_graphics_width(0), 0);
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maxGraphicsHeight = std::max(max_graphics_height(0), 0);
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hasWideColorDisplay = has_wide_color_display(false);
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mDefaultCompositionDataspace =
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static_cast<ui::Dataspace>(default_composition_dataspace(Dataspace::V0_SRGB));
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mWideColorGamutCompositionDataspace = static_cast<ui::Dataspace>(wcg_composition_dataspace(
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hasWideColorDisplay ? Dataspace::DISPLAY_P3 : Dataspace::V0_SRGB));
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defaultCompositionDataspace = mDefaultCompositionDataspace;
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wideColorGamutCompositionDataspace = mWideColorGamutCompositionDataspace;
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defaultCompositionPixelFormat = static_cast<ui::PixelFormat>(
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default_composition_pixel_format(ui::PixelFormat::RGBA_8888));
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wideColorGamutCompositionPixelFormat =
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static_cast<ui::PixelFormat>(wcg_composition_pixel_format(ui::PixelFormat::RGBA_8888));
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mColorSpaceAgnosticDataspace =
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static_cast<ui::Dataspace>(color_space_agnostic_dataspace(Dataspace::UNKNOWN));
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|
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mLayerCachingEnabled = [] {
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const bool enable =
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android::sysprop::SurfaceFlingerProperties::enable_layer_caching().value_or(false);
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return base::GetBoolProperty(std::string("debug.sf.enable_layer_caching"), enable);
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}();
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useContextPriority = use_context_priority(true);
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mInternalDisplayPrimaries = sysprop::getDisplayNativePrimaries();
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// debugging stuff...
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char value[PROPERTY_VALUE_MAX];
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property_get("ro.bq.gpu_to_cpu_unsupported", value, "0");
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mGpuToCpuSupported = !atoi(value);
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property_get("ro.build.type", value, "user");
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mIsUserBuild = strcmp(value, "user") == 0;
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|
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mDebugFlashDelay = base::GetUintProperty("debug.sf.showupdates"s, 0u);
|
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|
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// DDMS debugging deprecated (b/120782499)
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property_get("debug.sf.ddms", value, "0");
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int debugDdms = atoi(value);
|
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ALOGI_IF(debugDdms, "DDMS debugging not supported");
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|
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property_get("debug.sf.enable_gl_backpressure", value, "0");
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mPropagateBackpressureClientComposition = atoi(value);
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ALOGI_IF(mPropagateBackpressureClientComposition,
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"Enabling backpressure propagation for Client Composition");
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|
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property_get("ro.surface_flinger.supports_background_blur", value, "0");
|
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bool supportsBlurs = atoi(value);
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mSupportsBlur = supportsBlurs;
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ALOGI_IF(!mSupportsBlur, "Disabling blur effects, they are not supported.");
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property_get("ro.sf.blurs_are_expensive", value, "0");
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mBlursAreExpensive = atoi(value);
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|
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const size_t defaultListSize = ISurfaceComposer::MAX_LAYERS;
|
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auto listSize = property_get_int32("debug.sf.max_igbp_list_size", int32_t(defaultListSize));
|
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mMaxGraphicBufferProducerListSize = (listSize > 0) ? size_t(listSize) : defaultListSize;
|
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mGraphicBufferProducerListSizeLogThreshold =
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std::max(static_cast<int>(0.95 *
|
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static_cast<double>(mMaxGraphicBufferProducerListSize)),
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1);
|
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|
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property_get("debug.sf.luma_sampling", value, "1");
|
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mLumaSampling = atoi(value);
|
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|
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property_get("debug.sf.disable_client_composition_cache", value, "0");
|
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mDisableClientCompositionCache = atoi(value);
|
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|
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property_get("debug.sf.predict_hwc_composition_strategy", value, "1");
|
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mPredictCompositionStrategy = atoi(value);
|
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|
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property_get("debug.sf.treat_170m_as_sRGB", value, "0");
|
||
mTreat170mAsSrgb = atoi(value);
|
||
|
||
// We should be reading 'persist.sys.sf.color_saturation' here
|
||
// but since /data may be encrypted, we need to wait until after vold
|
||
// comes online to attempt to read the property. The property is
|
||
// instead read after the boot animation
|
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|
||
if (base::GetBoolProperty("debug.sf.treble_testing_override"s, false)) {
|
||
// Without the override SurfaceFlinger cannot connect to HIDL
|
||
// services that are not listed in the manifests. Considered
|
||
// deriving the setting from the set service name, but it
|
||
// would be brittle if the name that's not 'default' is used
|
||
// for production purposes later on.
|
||
ALOGI("Enabling Treble testing override");
|
||
android::hardware::details::setTrebleTestingOverride(true);
|
||
}
|
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|
||
mRefreshRateOverlaySpinner = property_get_bool("sf.debug.show_refresh_rate_overlay_spinner", 0);
|
||
|
||
if (!mIsUserBuild && base::GetBoolProperty("debug.sf.enable_transaction_tracing"s, true)) {
|
||
mTransactionTracing.emplace();
|
||
}
|
||
|
||
mIgnoreHdrCameraLayers = ignore_hdr_camera_layers(false);
|
||
|
||
// Power hint session mode, representing which hint(s) to send: early, late, or both)
|
||
mPowerHintSessionMode =
|
||
{.late = base::GetBoolProperty("debug.sf.send_late_power_session_hint"s, true),
|
||
.early = base::GetBoolProperty("debug.sf.send_early_power_session_hint"s, false)};
|
||
}
|
||
|
||
LatchUnsignaledConfig SurfaceFlinger::getLatchUnsignaledConfig() {
|
||
if (base::GetBoolProperty("debug.sf.latch_unsignaled"s, false)) {
|
||
return LatchUnsignaledConfig::Always;
|
||
}
|
||
|
||
if (base::GetBoolProperty("debug.sf.auto_latch_unsignaled"s, true)) {
|
||
return LatchUnsignaledConfig::AutoSingleLayer;
|
||
}
|
||
|
||
return LatchUnsignaledConfig::Disabled;
|
||
}
|
||
|
||
SurfaceFlinger::~SurfaceFlinger() = default;
|
||
|
||
void SurfaceFlinger::binderDied(const wp<IBinder>&) {
|
||
// the window manager died on us. prepare its eulogy.
|
||
mBootFinished = false;
|
||
|
||
// Sever the link to inputflinger since it's gone as well.
|
||
static_cast<void>(mScheduler->schedule([=] { mInputFlinger = nullptr; }));
|
||
|
||
// restore initial conditions (default device unblank, etc)
|
||
initializeDisplays();
|
||
|
||
// restart the boot-animation
|
||
startBootAnim();
|
||
}
|
||
|
||
void SurfaceFlinger::run() {
|
||
mScheduler->run();
|
||
}
|
||
|
||
sp<ISurfaceComposerClient> SurfaceFlinger::createConnection() {
|
||
const sp<Client> client = new Client(this);
|
||
return client->initCheck() == NO_ERROR ? client : nullptr;
|
||
}
|
||
|
||
sp<IBinder> SurfaceFlinger::createDisplay(const String8& displayName, bool secure) {
|
||
// onTransact already checks for some permissions, but adding an additional check here.
|
||
// This is to ensure that only system and graphics can request to create a secure
|
||
// display. Secure displays can show secure content so we add an additional restriction on it.
|
||
const int uid = IPCThreadState::self()->getCallingUid();
|
||
if (secure && uid != AID_GRAPHICS && uid != AID_SYSTEM) {
|
||
ALOGE("Only privileged processes can create a secure display");
|
||
return nullptr;
|
||
}
|
||
|
||
class DisplayToken : public BBinder {
|
||
sp<SurfaceFlinger> flinger;
|
||
virtual ~DisplayToken() {
|
||
// no more references, this display must be terminated
|
||
Mutex::Autolock _l(flinger->mStateLock);
|
||
flinger->mCurrentState.displays.removeItem(this);
|
||
flinger->setTransactionFlags(eDisplayTransactionNeeded);
|
||
}
|
||
public:
|
||
explicit DisplayToken(const sp<SurfaceFlinger>& flinger)
|
||
: flinger(flinger) {
|
||
}
|
||
};
|
||
|
||
sp<BBinder> token = new DisplayToken(this);
|
||
|
||
Mutex::Autolock _l(mStateLock);
|
||
// Display ID is assigned when virtual display is allocated by HWC.
|
||
DisplayDeviceState state;
|
||
state.isSecure = secure;
|
||
state.displayName = displayName;
|
||
mCurrentState.displays.add(token, state);
|
||
mInterceptor->saveDisplayCreation(state);
|
||
return token;
|
||
}
|
||
|
||
void SurfaceFlinger::destroyDisplay(const sp<IBinder>& displayToken) {
|
||
Mutex::Autolock lock(mStateLock);
|
||
|
||
const ssize_t index = mCurrentState.displays.indexOfKey(displayToken);
|
||
if (index < 0) {
|
||
ALOGE("%s: Invalid display token %p", __func__, displayToken.get());
|
||
return;
|
||
}
|
||
|
||
const DisplayDeviceState& state = mCurrentState.displays.valueAt(index);
|
||
if (state.physical) {
|
||
ALOGE("%s: Invalid operation on physical display", __func__);
|
||
return;
|
||
}
|
||
mInterceptor->saveDisplayDeletion(state.sequenceId);
|
||
mCurrentState.displays.removeItemsAt(index);
|
||
setTransactionFlags(eDisplayTransactionNeeded);
|
||
}
|
||
|
||
void SurfaceFlinger::enableHalVirtualDisplays(bool enable) {
|
||
auto& generator = mVirtualDisplayIdGenerators.hal;
|
||
if (!generator && enable) {
|
||
ALOGI("Enabling HAL virtual displays");
|
||
generator.emplace(getHwComposer().getMaxVirtualDisplayCount());
|
||
} else if (generator && !enable) {
|
||
ALOGW_IF(generator->inUse(), "Disabling HAL virtual displays while in use");
|
||
generator.reset();
|
||
}
|
||
}
|
||
|
||
VirtualDisplayId SurfaceFlinger::acquireVirtualDisplay(ui::Size resolution,
|
||
ui::PixelFormat format,
|
||
ui::LayerStack layerStack) {
|
||
// RK: Primary Display will enable HAL virtual displays.
|
||
if(layerStack.id == 0){
|
||
if (auto& generator = mVirtualDisplayIdGenerators.hal) {
|
||
if (const auto id = generator->generateId()) {
|
||
if (getHwComposer().allocateVirtualDisplay(*id, resolution, &format)) {
|
||
return *id;
|
||
}
|
||
|
||
generator->releaseId(*id);
|
||
} else {
|
||
ALOGW("%s: Exhausted HAL virtual displays", __func__);
|
||
}
|
||
|
||
ALOGW("%s: Falling back to GPU virtual display", __func__);
|
||
}
|
||
}
|
||
|
||
const auto id = mVirtualDisplayIdGenerators.gpu.generateId();
|
||
LOG_ALWAYS_FATAL_IF(!id, "Failed to generate ID for GPU virtual display");
|
||
return *id;
|
||
}
|
||
|
||
void SurfaceFlinger::releaseVirtualDisplay(VirtualDisplayId displayId) {
|
||
if (const auto id = HalVirtualDisplayId::tryCast(displayId)) {
|
||
if (auto& generator = mVirtualDisplayIdGenerators.hal) {
|
||
generator->releaseId(*id);
|
||
}
|
||
return;
|
||
}
|
||
|
||
const auto id = GpuVirtualDisplayId::tryCast(displayId);
|
||
LOG_ALWAYS_FATAL_IF(!id);
|
||
mVirtualDisplayIdGenerators.gpu.releaseId(*id);
|
||
}
|
||
|
||
std::vector<PhysicalDisplayId> SurfaceFlinger::getPhysicalDisplayIdsLocked() const {
|
||
std::vector<PhysicalDisplayId> displayIds;
|
||
displayIds.reserve(mPhysicalDisplayTokens.size());
|
||
|
||
const auto defaultDisplayId = getDefaultDisplayDeviceLocked()->getPhysicalId();
|
||
displayIds.push_back(defaultDisplayId);
|
||
|
||
for (const auto& [id, token] : mPhysicalDisplayTokens) {
|
||
if (id != defaultDisplayId) {
|
||
displayIds.push_back(id);
|
||
}
|
||
}
|
||
|
||
return displayIds;
|
||
}
|
||
|
||
status_t SurfaceFlinger::getPrimaryPhysicalDisplayId(PhysicalDisplayId* id) const {
|
||
Mutex::Autolock lock(mStateLock);
|
||
*id = getPrimaryDisplayIdLocked();
|
||
return NO_ERROR;
|
||
}
|
||
|
||
sp<IBinder> SurfaceFlinger::getPhysicalDisplayToken(PhysicalDisplayId displayId) const {
|
||
Mutex::Autolock lock(mStateLock);
|
||
return getPhysicalDisplayTokenLocked(displayId);
|
||
}
|
||
|
||
status_t SurfaceFlinger::getColorManagement(bool* outGetColorManagement) const {
|
||
if (!outGetColorManagement) {
|
||
return BAD_VALUE;
|
||
}
|
||
*outGetColorManagement = useColorManagement;
|
||
return NO_ERROR;
|
||
}
|
||
|
||
HWComposer& SurfaceFlinger::getHwComposer() const {
|
||
return mCompositionEngine->getHwComposer();
|
||
}
|
||
|
||
renderengine::RenderEngine& SurfaceFlinger::getRenderEngine() const {
|
||
return mCompositionEngine->getRenderEngine();
|
||
}
|
||
|
||
compositionengine::CompositionEngine& SurfaceFlinger::getCompositionEngine() const {
|
||
return *mCompositionEngine.get();
|
||
}
|
||
|
||
void SurfaceFlinger::bootFinished() {
|
||
if (mBootFinished == true) {
|
||
ALOGE("Extra call to bootFinished");
|
||
return;
|
||
}
|
||
mBootFinished = true;
|
||
if (mStartPropertySetThread->join() != NO_ERROR) {
|
||
ALOGE("Join StartPropertySetThread failed!");
|
||
}
|
||
|
||
if (mRenderEnginePrimeCacheFuture.valid()) {
|
||
mRenderEnginePrimeCacheFuture.get();
|
||
}
|
||
const nsecs_t now = systemTime();
|
||
const nsecs_t duration = now - mBootTime;
|
||
ALOGI("Boot is finished (%ld ms)", long(ns2ms(duration)) );
|
||
|
||
mFrameTracer->initialize();
|
||
mFrameTimeline->onBootFinished();
|
||
getRenderEngine().setEnableTracing(mFlagManager.use_skia_tracing());
|
||
|
||
// wait patiently for the window manager death
|
||
const String16 name("window");
|
||
mWindowManager = defaultServiceManager()->getService(name);
|
||
if (mWindowManager != 0) {
|
||
mWindowManager->linkToDeath(static_cast<IBinder::DeathRecipient*>(this));
|
||
}
|
||
|
||
// stop boot animation
|
||
// formerly we would just kill the process, but we now ask it to exit so it
|
||
// can choose where to stop the animation.
|
||
property_set("service.bootanim.exit", "1");
|
||
|
||
const int LOGTAG_SF_STOP_BOOTANIM = 60110;
|
||
LOG_EVENT_LONG(LOGTAG_SF_STOP_BOOTANIM,
|
||
ns2ms(systemTime(SYSTEM_TIME_MONOTONIC)));
|
||
|
||
sp<IBinder> input(defaultServiceManager()->getService(String16("inputflinger")));
|
||
|
||
static_cast<void>(mScheduler->schedule([=] {
|
||
if (input == nullptr) {
|
||
ALOGE("Failed to link to input service");
|
||
} else {
|
||
mInputFlinger = interface_cast<os::IInputFlinger>(input);
|
||
}
|
||
|
||
readPersistentProperties();
|
||
mPowerAdvisor->onBootFinished();
|
||
const bool powerHintEnabled = mFlagManager.use_adpf_cpu_hint();
|
||
mPowerAdvisor->enablePowerHint(powerHintEnabled);
|
||
const bool powerHintUsed = mPowerAdvisor->usePowerHintSession();
|
||
ALOGD("Power hint is %s",
|
||
powerHintUsed ? "supported" : (powerHintEnabled ? "unsupported" : "disabled"));
|
||
if (powerHintUsed) {
|
||
std::optional<pid_t> renderEngineTid = getRenderEngine().getRenderEngineTid();
|
||
std::vector<int32_t> tidList;
|
||
tidList.emplace_back(gettid());
|
||
if (renderEngineTid.has_value()) {
|
||
tidList.emplace_back(*renderEngineTid);
|
||
}
|
||
if (!mPowerAdvisor->startPowerHintSession(tidList)) {
|
||
ALOGW("Cannot start power hint session");
|
||
}
|
||
}
|
||
|
||
mBootStage = BootStage::FINISHED;
|
||
|
||
if (property_get_bool("sf.debug.show_refresh_rate_overlay", false)) {
|
||
FTL_FAKE_GUARD(mStateLock, enableRefreshRateOverlay(true));
|
||
}
|
||
}));
|
||
}
|
||
|
||
uint32_t SurfaceFlinger::getNewTexture() {
|
||
{
|
||
std::lock_guard lock(mTexturePoolMutex);
|
||
if (!mTexturePool.empty()) {
|
||
uint32_t name = mTexturePool.back();
|
||
mTexturePool.pop_back();
|
||
ATRACE_INT("TexturePoolSize", mTexturePool.size());
|
||
return name;
|
||
}
|
||
|
||
// The pool was too small, so increase it for the future
|
||
++mTexturePoolSize;
|
||
}
|
||
|
||
// The pool was empty, so we need to get a new texture name directly using a
|
||
// blocking call to the main thread
|
||
auto genTextures = [this] {
|
||
uint32_t name = 0;
|
||
getRenderEngine().genTextures(1, &name);
|
||
return name;
|
||
};
|
||
if (std::this_thread::get_id() == mMainThreadId) {
|
||
return genTextures();
|
||
} else {
|
||
return mScheduler->schedule(genTextures).get();
|
||
}
|
||
}
|
||
|
||
void SurfaceFlinger::deleteTextureAsync(uint32_t texture) {
|
||
std::lock_guard lock(mTexturePoolMutex);
|
||
// We don't change the pool size, so the fix-up logic in postComposition will decide whether
|
||
// to actually delete this or not based on mTexturePoolSize
|
||
mTexturePool.push_back(texture);
|
||
ATRACE_INT("TexturePoolSize", mTexturePool.size());
|
||
}
|
||
|
||
static std::optional<renderengine::RenderEngine::RenderEngineType>
|
||
chooseRenderEngineTypeViaSysProp() {
|
||
char prop[PROPERTY_VALUE_MAX];
|
||
property_get(PROPERTY_DEBUG_RENDERENGINE_BACKEND, prop, "");
|
||
|
||
if (strcmp(prop, "gles") == 0) {
|
||
return renderengine::RenderEngine::RenderEngineType::GLES;
|
||
} else if (strcmp(prop, "threaded") == 0) {
|
||
return renderengine::RenderEngine::RenderEngineType::THREADED;
|
||
} else if (strcmp(prop, "skiagl") == 0) {
|
||
return renderengine::RenderEngine::RenderEngineType::SKIA_GL;
|
||
} else if (strcmp(prop, "skiaglthreaded") == 0) {
|
||
return renderengine::RenderEngine::RenderEngineType::SKIA_GL_THREADED;
|
||
} else {
|
||
ALOGE("Unrecognized RenderEngineType %s; ignoring!", prop);
|
||
return {};
|
||
}
|
||
}
|
||
|
||
// Do not call property_set on main thread which will be blocked by init
|
||
// Use StartPropertySetThread instead.
|
||
void SurfaceFlinger::init() {
|
||
ALOGI( "SurfaceFlinger's main thread ready to run. "
|
||
"Initializing graphics H/W...");
|
||
Mutex::Autolock _l(mStateLock);
|
||
|
||
// Get a RenderEngine for the given display / config (can't fail)
|
||
// TODO(b/77156734): We need to stop casting and use HAL types when possible.
|
||
// Sending maxFrameBufferAcquiredBuffers as the cache size is tightly tuned to single-display.
|
||
auto builder = renderengine::RenderEngineCreationArgs::Builder()
|
||
.setPixelFormat(static_cast<int32_t>(defaultCompositionPixelFormat))
|
||
.setImageCacheSize(maxFrameBufferAcquiredBuffers)
|
||
.setUseColorManagerment(useColorManagement)
|
||
.setEnableProtectedContext(enable_protected_contents(false))
|
||
.setPrecacheToneMapperShaderOnly(false)
|
||
.setSupportsBackgroundBlur(mSupportsBlur)
|
||
.setContextPriority(
|
||
useContextPriority
|
||
? renderengine::RenderEngine::ContextPriority::REALTIME
|
||
: renderengine::RenderEngine::ContextPriority::MEDIUM);
|
||
if (auto type = chooseRenderEngineTypeViaSysProp()) {
|
||
builder.setRenderEngineType(type.value());
|
||
}
|
||
mCompositionEngine->setRenderEngine(renderengine::RenderEngine::create(builder.build()));
|
||
mMaxRenderTargetSize =
|
||
std::min(getRenderEngine().getMaxTextureSize(), getRenderEngine().getMaxViewportDims());
|
||
|
||
// Set SF main policy after initializing RenderEngine which has its own policy.
|
||
if (!SetTaskProfiles(0, {"SFMainPolicy"})) {
|
||
ALOGW("Failed to set main task profile");
|
||
}
|
||
|
||
mCompositionEngine->setTimeStats(mTimeStats);
|
||
mCompositionEngine->setHwComposer(getFactory().createHWComposer(mHwcServiceName));
|
||
mCompositionEngine->getHwComposer().setCallback(*this);
|
||
ClientCache::getInstance().setRenderEngine(&getRenderEngine());
|
||
|
||
enableLatchUnsignaledConfig = getLatchUnsignaledConfig();
|
||
|
||
if (base::GetBoolProperty("debug.sf.enable_hwc_vds"s, false)) {
|
||
enableHalVirtualDisplays(true);
|
||
}
|
||
|
||
// Process any initial hotplug and resulting display changes.
|
||
processDisplayHotplugEventsLocked();
|
||
const auto display = getDefaultDisplayDeviceLocked();
|
||
LOG_ALWAYS_FATAL_IF(!display, "Missing primary display after registering composer callback.");
|
||
const auto displayId = display->getPhysicalId();
|
||
LOG_ALWAYS_FATAL_IF(!getHwComposer().isConnected(displayId),
|
||
"Primary display is disconnected.");
|
||
|
||
// initialize our drawing state
|
||
mDrawingState = mCurrentState;
|
||
|
||
// set initial conditions (e.g. unblank default device)
|
||
initializeDisplays();
|
||
|
||
mPowerAdvisor->init();
|
||
|
||
char primeShaderCache[PROPERTY_VALUE_MAX];
|
||
property_get("service.sf.prime_shader_cache", primeShaderCache, "1");
|
||
if (atoi(primeShaderCache)) {
|
||
if (setSchedFifo(false) != NO_ERROR) {
|
||
ALOGW("Can't set SCHED_OTHER for primeCache");
|
||
}
|
||
|
||
mRenderEnginePrimeCacheFuture = getRenderEngine().primeCache();
|
||
|
||
if (setSchedFifo(true) != NO_ERROR) {
|
||
ALOGW("Can't set SCHED_OTHER for primeCache");
|
||
}
|
||
}
|
||
|
||
onActiveDisplaySizeChanged(display);
|
||
|
||
// Inform native graphics APIs whether the present timestamp is supported:
|
||
|
||
const bool presentFenceReliable =
|
||
!getHwComposer().hasCapability(Capability::PRESENT_FENCE_IS_NOT_RELIABLE);
|
||
mStartPropertySetThread = getFactory().createStartPropertySetThread(presentFenceReliable);
|
||
|
||
if (mStartPropertySetThread->Start() != NO_ERROR) {
|
||
ALOGE("Run StartPropertySetThread failed!");
|
||
}
|
||
|
||
ALOGV("Done initializing");
|
||
}
|
||
|
||
void SurfaceFlinger::readPersistentProperties() {
|
||
Mutex::Autolock _l(mStateLock);
|
||
|
||
char value[PROPERTY_VALUE_MAX];
|
||
|
||
property_get("persist.sys.sf.color_saturation", value, "1.0");
|
||
mGlobalSaturationFactor = atof(value);
|
||
updateColorMatrixLocked();
|
||
ALOGV("Saturation is set to %.2f", mGlobalSaturationFactor);
|
||
|
||
property_get("persist.sys.sf.native_mode", value, "0");
|
||
mDisplayColorSetting = static_cast<DisplayColorSetting>(atoi(value));
|
||
|
||
property_get("persist.sys.sf.color_mode", value, "0");
|
||
mForceColorMode = static_cast<ColorMode>(atoi(value));
|
||
}
|
||
|
||
void SurfaceFlinger::startBootAnim() {
|
||
// Start boot animation service by setting a property mailbox
|
||
// if property setting thread is already running, Start() will be just a NOP
|
||
mStartPropertySetThread->Start();
|
||
// Wait until property was set
|
||
if (mStartPropertySetThread->join() != NO_ERROR) {
|
||
ALOGE("Join StartPropertySetThread failed!");
|
||
}
|
||
}
|
||
|
||
// ----------------------------------------------------------------------------
|
||
|
||
bool SurfaceFlinger::authenticateSurfaceTexture(
|
||
const sp<IGraphicBufferProducer>& bufferProducer) const {
|
||
Mutex::Autolock _l(mStateLock);
|
||
return authenticateSurfaceTextureLocked(bufferProducer);
|
||
}
|
||
|
||
bool SurfaceFlinger::authenticateSurfaceTextureLocked(
|
||
const sp<IGraphicBufferProducer>& /* bufferProducer */) const {
|
||
return false;
|
||
}
|
||
|
||
status_t SurfaceFlinger::getSupportedFrameTimestamps(
|
||
std::vector<FrameEvent>* outSupported) const {
|
||
*outSupported = {
|
||
FrameEvent::REQUESTED_PRESENT,
|
||
FrameEvent::ACQUIRE,
|
||
FrameEvent::LATCH,
|
||
FrameEvent::FIRST_REFRESH_START,
|
||
FrameEvent::LAST_REFRESH_START,
|
||
FrameEvent::GPU_COMPOSITION_DONE,
|
||
FrameEvent::DEQUEUE_READY,
|
||
FrameEvent::RELEASE,
|
||
};
|
||
|
||
ConditionalLock lock(mStateLock, std::this_thread::get_id() != mMainThreadId);
|
||
|
||
if (!getHwComposer().hasCapability(Capability::PRESENT_FENCE_IS_NOT_RELIABLE)) {
|
||
outSupported->push_back(FrameEvent::DISPLAY_PRESENT);
|
||
}
|
||
return NO_ERROR;
|
||
}
|
||
|
||
status_t SurfaceFlinger::getDisplayState(const sp<IBinder>& displayToken, ui::DisplayState* state) {
|
||
if (!displayToken || !state) {
|
||
return BAD_VALUE;
|
||
}
|
||
|
||
Mutex::Autolock lock(mStateLock);
|
||
|
||
const auto display = getDisplayDeviceLocked(displayToken);
|
||
if (!display) {
|
||
return NAME_NOT_FOUND;
|
||
}
|
||
|
||
state->layerStack = display->getLayerStack();
|
||
state->orientation = display->getOrientation();
|
||
|
||
const Rect layerStackRect = display->getLayerStackSpaceRect();
|
||
state->layerStackSpaceRect =
|
||
layerStackRect.isValid() ? layerStackRect.getSize() : display->getSize();
|
||
|
||
return NO_ERROR;
|
||
}
|
||
|
||
status_t SurfaceFlinger::getStaticDisplayInfo(const sp<IBinder>& displayToken,
|
||
ui::StaticDisplayInfo* info) {
|
||
if (!displayToken || !info) {
|
||
return BAD_VALUE;
|
||
}
|
||
|
||
Mutex::Autolock lock(mStateLock);
|
||
|
||
const auto display = getDisplayDeviceLocked(displayToken);
|
||
if (!display) {
|
||
return NAME_NOT_FOUND;
|
||
}
|
||
|
||
if (const auto connectionType = display->getConnectionType())
|
||
info->connectionType = *connectionType;
|
||
else {
|
||
return INVALID_OPERATION;
|
||
}
|
||
|
||
if (mEmulatedDisplayDensity) {
|
||
info->density = mEmulatedDisplayDensity;
|
||
} else {
|
||
info->density = info->connectionType == ui::DisplayConnectionType::Internal
|
||
? mInternalDisplayDensity
|
||
: FALLBACK_DENSITY;
|
||
}
|
||
info->density /= ACONFIGURATION_DENSITY_MEDIUM;
|
||
|
||
info->secure = display->isSecure();
|
||
info->deviceProductInfo = display->getDeviceProductInfo();
|
||
info->installOrientation = display->getPhysicalOrientation();
|
||
|
||
return NO_ERROR;
|
||
}
|
||
|
||
status_t SurfaceFlinger::getDynamicDisplayInfo(const sp<IBinder>& displayToken,
|
||
ui::DynamicDisplayInfo* info) {
|
||
if (!displayToken || !info) {
|
||
return BAD_VALUE;
|
||
}
|
||
|
||
Mutex::Autolock lock(mStateLock);
|
||
|
||
const auto display = getDisplayDeviceLocked(displayToken);
|
||
if (!display) {
|
||
return NAME_NOT_FOUND;
|
||
}
|
||
|
||
const auto displayId = PhysicalDisplayId::tryCast(display->getId());
|
||
if (!displayId) {
|
||
return INVALID_OPERATION;
|
||
}
|
||
|
||
info->activeDisplayModeId = display->getActiveMode()->getId().value();
|
||
|
||
const auto& supportedModes = display->getSupportedModes();
|
||
info->supportedDisplayModes.clear();
|
||
info->supportedDisplayModes.reserve(supportedModes.size());
|
||
|
||
for (const auto& [id, mode] : supportedModes) {
|
||
ui::DisplayMode outMode;
|
||
outMode.id = static_cast<int32_t>(id.value());
|
||
|
||
auto [width, height] = mode->getResolution();
|
||
auto [xDpi, yDpi] = mode->getDpi();
|
||
|
||
if (const auto physicalOrientation = display->getPhysicalOrientation();
|
||
physicalOrientation == ui::ROTATION_90 || physicalOrientation == ui::ROTATION_270) {
|
||
std::swap(width, height);
|
||
std::swap(xDpi, yDpi);
|
||
}
|
||
|
||
outMode.resolution = ui::Size(width, height);
|
||
|
||
outMode.xDpi = xDpi;
|
||
outMode.yDpi = yDpi;
|
||
|
||
const nsecs_t period = mode->getVsyncPeriod();
|
||
outMode.refreshRate = Fps::fromPeriodNsecs(period).getValue();
|
||
|
||
const auto vsyncConfigSet =
|
||
mVsyncConfiguration->getConfigsForRefreshRate(Fps::fromValue(outMode.refreshRate));
|
||
outMode.appVsyncOffset = vsyncConfigSet.late.appOffset;
|
||
outMode.sfVsyncOffset = vsyncConfigSet.late.sfOffset;
|
||
outMode.group = mode->getGroup();
|
||
|
||
// This is how far in advance a buffer must be queued for
|
||
// presentation at a given time. If you want a buffer to appear
|
||
// on the screen at time N, you must submit the buffer before
|
||
// (N - presentationDeadline).
|
||
//
|
||
// Normally it's one full refresh period (to give SF a chance to
|
||
// latch the buffer), but this can be reduced by configuring a
|
||
// VsyncController offset. Any additional delays introduced by the hardware
|
||
// composer or panel must be accounted for here.
|
||
//
|
||
// We add an additional 1ms to allow for processing time and
|
||
// differences between the ideal and actual refresh rate.
|
||
outMode.presentationDeadline = period - outMode.sfVsyncOffset + 1000000;
|
||
|
||
info->supportedDisplayModes.push_back(outMode);
|
||
}
|
||
|
||
info->activeColorMode = display->getCompositionDisplay()->getState().colorMode;
|
||
info->supportedColorModes = getDisplayColorModes(*display);
|
||
info->hdrCapabilities = display->getHdrCapabilities();
|
||
|
||
info->autoLowLatencyModeSupported =
|
||
getHwComposer().hasDisplayCapability(*displayId,
|
||
DisplayCapability::AUTO_LOW_LATENCY_MODE);
|
||
info->gameContentTypeSupported =
|
||
getHwComposer().supportsContentType(*displayId, hal::ContentType::GAME);
|
||
|
||
info->preferredBootDisplayMode = static_cast<ui::DisplayModeId>(-1);
|
||
|
||
if (getHwComposer().hasCapability(Capability::BOOT_DISPLAY_CONFIG)) {
|
||
if (const auto hwcId = getHwComposer().getPreferredBootDisplayMode(*displayId)) {
|
||
if (const auto modeId = display->translateModeId(*hwcId)) {
|
||
info->preferredBootDisplayMode = modeId->value();
|
||
}
|
||
}
|
||
}
|
||
|
||
return NO_ERROR;
|
||
}
|
||
|
||
status_t SurfaceFlinger::getDisplayStats(const sp<IBinder>&, DisplayStatInfo* stats) {
|
||
if (!stats) {
|
||
return BAD_VALUE;
|
||
}
|
||
|
||
*stats = mScheduler->getDisplayStatInfo(systemTime());
|
||
return NO_ERROR;
|
||
}
|
||
|
||
void SurfaceFlinger::setDesiredActiveMode(const ActiveModeInfo& info, bool force) {
|
||
ATRACE_CALL();
|
||
|
||
if (!info.mode) {
|
||
ALOGW("requested display mode is null");
|
||
return;
|
||
}
|
||
auto display = getDisplayDeviceLocked(info.mode->getPhysicalDisplayId());
|
||
if (!display) {
|
||
ALOGW("%s: display is no longer valid", __func__);
|
||
return;
|
||
}
|
||
|
||
if (display->setDesiredActiveMode(info, force)) {
|
||
scheduleComposite(FrameHint::kNone);
|
||
|
||
// Start receiving vsync samples now, so that we can detect a period
|
||
// switch.
|
||
mScheduler->resyncToHardwareVsync(true, info.mode->getFps());
|
||
// As we called to set period, we will call to onRefreshRateChangeCompleted once
|
||
// VsyncController model is locked.
|
||
modulateVsync(&VsyncModulator::onRefreshRateChangeInitiated);
|
||
|
||
updatePhaseConfiguration(info.mode->getFps());
|
||
mScheduler->setModeChangePending(true);
|
||
}
|
||
}
|
||
|
||
status_t SurfaceFlinger::setActiveModeFromBackdoor(const sp<IBinder>& displayToken, int modeId) {
|
||
ATRACE_CALL();
|
||
|
||
if (!displayToken) {
|
||
return BAD_VALUE;
|
||
}
|
||
|
||
auto future = mScheduler->schedule([=]() -> status_t {
|
||
const auto display = FTL_FAKE_GUARD(mStateLock, getDisplayDeviceLocked(displayToken));
|
||
if (!display) {
|
||
ALOGE("Attempt to set allowed display modes for invalid display token %p",
|
||
displayToken.get());
|
||
return NAME_NOT_FOUND;
|
||
}
|
||
|
||
if (display->isVirtual()) {
|
||
ALOGW("Attempt to set allowed display modes for virtual display");
|
||
return INVALID_OPERATION;
|
||
}
|
||
|
||
const auto mode = display->getMode(DisplayModeId{modeId});
|
||
if (!mode) {
|
||
ALOGW("Attempt to switch to an unsupported mode %d.", modeId);
|
||
return BAD_VALUE;
|
||
}
|
||
|
||
const auto fps = mode->getFps();
|
||
// Keep the old switching type.
|
||
const auto allowGroupSwitching =
|
||
display->refreshRateConfigs().getCurrentPolicy().allowGroupSwitching;
|
||
const scheduler::RefreshRateConfigs::Policy policy{mode->getId(),
|
||
allowGroupSwitching,
|
||
{fps, fps}};
|
||
constexpr bool kOverridePolicy = false;
|
||
|
||
return setDesiredDisplayModeSpecsInternal(display, policy, kOverridePolicy);
|
||
});
|
||
|
||
return future.get();
|
||
}
|
||
|
||
void SurfaceFlinger::updateInternalStateWithChangedMode() {
|
||
ATRACE_CALL();
|
||
|
||
const auto display = getDefaultDisplayDeviceLocked();
|
||
if (!display) {
|
||
return;
|
||
}
|
||
|
||
const auto upcomingModeInfo =
|
||
FTL_FAKE_GUARD(kMainThreadContext, display->getUpcomingActiveMode());
|
||
|
||
if (!upcomingModeInfo.mode) {
|
||
// There is no pending mode change. This can happen if the active
|
||
// display changed and the mode change happened on a different display.
|
||
return;
|
||
}
|
||
|
||
if (display->getActiveMode()->getResolution() != upcomingModeInfo.mode->getResolution()) {
|
||
auto& state = mCurrentState.displays.editValueFor(display->getDisplayToken());
|
||
// We need to generate new sequenceId in order to recreate the display (and this
|
||
// way the framebuffer).
|
||
state.sequenceId = DisplayDeviceState{}.sequenceId;
|
||
state.physical->activeMode = upcomingModeInfo.mode;
|
||
processDisplayChangesLocked();
|
||
|
||
// processDisplayChangesLocked will update all necessary components so we're done here.
|
||
return;
|
||
}
|
||
|
||
// We just created this display so we can call even if we are not on the main thread.
|
||
ftl::FakeGuard guard(kMainThreadContext);
|
||
display->setActiveMode(upcomingModeInfo.mode->getId());
|
||
|
||
const Fps refreshRate = upcomingModeInfo.mode->getFps();
|
||
mRefreshRateStats->setRefreshRate(refreshRate);
|
||
updatePhaseConfiguration(refreshRate);
|
||
|
||
if (upcomingModeInfo.event != DisplayModeEvent::None) {
|
||
mScheduler->onPrimaryDisplayModeChanged(mAppConnectionHandle, upcomingModeInfo.mode);
|
||
}
|
||
}
|
||
|
||
void SurfaceFlinger::clearDesiredActiveModeState(const sp<DisplayDevice>& display) {
|
||
display->clearDesiredActiveModeState();
|
||
if (isDisplayActiveLocked(display)) {
|
||
mScheduler->setModeChangePending(false);
|
||
}
|
||
}
|
||
|
||
void SurfaceFlinger::desiredActiveModeChangeDone(const sp<DisplayDevice>& display) {
|
||
const auto refreshRate = display->getDesiredActiveMode()->mode->getFps();
|
||
clearDesiredActiveModeState(display);
|
||
mScheduler->resyncToHardwareVsync(true, refreshRate);
|
||
updatePhaseConfiguration(refreshRate);
|
||
}
|
||
|
||
void SurfaceFlinger::setActiveModeInHwcIfNeeded() {
|
||
ATRACE_CALL();
|
||
|
||
std::optional<PhysicalDisplayId> displayToUpdateImmediately;
|
||
|
||
for (const auto& iter : mDisplays) {
|
||
const auto& display = iter.second;
|
||
if (!display || !display->isInternal()) {
|
||
continue;
|
||
}
|
||
|
||
// Store the local variable to release the lock.
|
||
const auto desiredActiveMode = display->getDesiredActiveMode();
|
||
if (!desiredActiveMode) {
|
||
// No desired active mode pending to be applied
|
||
continue;
|
||
}
|
||
|
||
if (!isDisplayActiveLocked(display)) {
|
||
// display is no longer the active display, so abort the mode change
|
||
clearDesiredActiveModeState(display);
|
||
continue;
|
||
}
|
||
|
||
const auto desiredMode = display->getMode(desiredActiveMode->mode->getId());
|
||
if (!desiredMode) {
|
||
ALOGW("Desired display mode is no longer supported. Mode ID = %d",
|
||
desiredActiveMode->mode->getId().value());
|
||
clearDesiredActiveModeState(display);
|
||
continue;
|
||
}
|
||
|
||
const auto refreshRate = desiredMode->getFps();
|
||
ALOGV("%s changing active mode to %d(%s) for display %s", __func__,
|
||
desiredMode->getId().value(), to_string(refreshRate).c_str(),
|
||
to_string(display->getId()).c_str());
|
||
|
||
if (display->getActiveMode()->getId() == desiredActiveMode->mode->getId()) {
|
||
// we are already in the requested mode, there is nothing left to do
|
||
desiredActiveModeChangeDone(display);
|
||
continue;
|
||
}
|
||
|
||
// Desired active mode was set, it is different than the mode currently in use, however
|
||
// allowed modes might have changed by the time we process the refresh.
|
||
// Make sure the desired mode is still allowed
|
||
const auto displayModeAllowed =
|
||
display->refreshRateConfigs().isModeAllowed(desiredActiveMode->mode->getId());
|
||
if (!displayModeAllowed) {
|
||
clearDesiredActiveModeState(display);
|
||
continue;
|
||
}
|
||
|
||
// TODO(b/142753666) use constrains
|
||
hal::VsyncPeriodChangeConstraints constraints;
|
||
constraints.desiredTimeNanos = systemTime();
|
||
constraints.seamlessRequired = false;
|
||
hal::VsyncPeriodChangeTimeline outTimeline;
|
||
|
||
const auto status = FTL_FAKE_GUARD(kMainThreadContext,
|
||
display->initiateModeChange(*desiredActiveMode,
|
||
constraints, &outTimeline));
|
||
|
||
if (status != NO_ERROR) {
|
||
// initiateModeChange may fail if a hotplug event is just about
|
||
// to be sent. We just log the error in this case.
|
||
ALOGW("initiateModeChange failed: %d", status);
|
||
continue;
|
||
}
|
||
mScheduler->onNewVsyncPeriodChangeTimeline(outTimeline);
|
||
|
||
if (outTimeline.refreshRequired) {
|
||
scheduleComposite(FrameHint::kNone);
|
||
mSetActiveModePending = true;
|
||
} else {
|
||
// Updating the internal state should be done outside the loop,
|
||
// because it can recreate a DisplayDevice and modify mDisplays
|
||
// which will invalidate the iterator.
|
||
displayToUpdateImmediately = display->getPhysicalId();
|
||
}
|
||
}
|
||
|
||
if (displayToUpdateImmediately) {
|
||
updateInternalStateWithChangedMode();
|
||
|
||
const auto display = getDisplayDeviceLocked(*displayToUpdateImmediately);
|
||
const auto desiredActiveMode = display->getDesiredActiveMode();
|
||
if (desiredActiveMode &&
|
||
display->getActiveMode()->getId() == desiredActiveMode->mode->getId()) {
|
||
desiredActiveModeChangeDone(display);
|
||
}
|
||
}
|
||
}
|
||
|
||
void SurfaceFlinger::disableExpensiveRendering() {
|
||
const char* const whence = __func__;
|
||
auto future = mScheduler->schedule([=]() FTL_FAKE_GUARD(mStateLock) {
|
||
ATRACE_NAME(whence);
|
||
if (mPowerAdvisor->isUsingExpensiveRendering()) {
|
||
for (const auto& [_, display] : mDisplays) {
|
||
constexpr bool kDisable = false;
|
||
mPowerAdvisor->setExpensiveRenderingExpected(display->getId(), kDisable);
|
||
}
|
||
}
|
||
});
|
||
|
||
future.wait();
|
||
}
|
||
|
||
std::vector<ColorMode> SurfaceFlinger::getDisplayColorModes(const DisplayDevice& display) {
|
||
auto modes = getHwComposer().getColorModes(display.getPhysicalId());
|
||
|
||
// If the display is internal and the configuration claims it's not wide color capable,
|
||
// filter out all wide color modes. The typical reason why this happens is that the
|
||
// hardware is not good enough to support GPU composition of wide color, and thus the
|
||
// OEMs choose to disable this capability.
|
||
if (display.getConnectionType() == ui::DisplayConnectionType::Internal &&
|
||
!hasWideColorDisplay) {
|
||
const auto newEnd = std::remove_if(modes.begin(), modes.end(), isWideColorMode);
|
||
modes.erase(newEnd, modes.end());
|
||
}
|
||
|
||
return modes;
|
||
}
|
||
|
||
status_t SurfaceFlinger::getDisplayNativePrimaries(const sp<IBinder>& displayToken,
|
||
ui::DisplayPrimaries& primaries) {
|
||
if (!displayToken) {
|
||
return BAD_VALUE;
|
||
}
|
||
|
||
Mutex::Autolock lock(mStateLock);
|
||
|
||
const auto display = getDisplayDeviceLocked(displayToken);
|
||
if (!display) {
|
||
return NAME_NOT_FOUND;
|
||
}
|
||
|
||
const auto connectionType = display->getConnectionType();
|
||
if (connectionType != ui::DisplayConnectionType::Internal) {
|
||
return INVALID_OPERATION;
|
||
}
|
||
|
||
// TODO(b/229846990): For now, assume that all internal displays have the same primaries.
|
||
primaries = mInternalDisplayPrimaries;
|
||
return NO_ERROR;
|
||
}
|
||
|
||
status_t SurfaceFlinger::setActiveColorMode(const sp<IBinder>& displayToken, ColorMode mode) {
|
||
if (!displayToken) {
|
||
return BAD_VALUE;
|
||
}
|
||
|
||
auto future = mScheduler->schedule([=]() FTL_FAKE_GUARD(mStateLock) -> status_t {
|
||
const auto display = getDisplayDeviceLocked(displayToken);
|
||
if (!display) {
|
||
ALOGE("Attempt to set active color mode %s (%d) for invalid display token %p",
|
||
decodeColorMode(mode).c_str(), mode, displayToken.get());
|
||
return NAME_NOT_FOUND;
|
||
}
|
||
|
||
if (display->isVirtual()) {
|
||
ALOGW("Attempt to set active color mode %s (%d) for virtual display",
|
||
decodeColorMode(mode).c_str(), mode);
|
||
return INVALID_OPERATION;
|
||
}
|
||
|
||
const auto modes = getDisplayColorModes(*display);
|
||
const bool exists = std::find(modes.begin(), modes.end(), mode) != modes.end();
|
||
|
||
if (mode < ColorMode::NATIVE || !exists) {
|
||
ALOGE("Attempt to set invalid active color mode %s (%d) for display token %p",
|
||
decodeColorMode(mode).c_str(), mode, displayToken.get());
|
||
return BAD_VALUE;
|
||
}
|
||
|
||
display->getCompositionDisplay()->setColorProfile(
|
||
{mode, Dataspace::UNKNOWN, RenderIntent::COLORIMETRIC, Dataspace::UNKNOWN});
|
||
|
||
return NO_ERROR;
|
||
});
|
||
|
||
// TODO(b/195698395): Propagate error.
|
||
future.wait();
|
||
return NO_ERROR;
|
||
}
|
||
|
||
status_t SurfaceFlinger::getBootDisplayModeSupport(bool* outSupport) const {
|
||
auto future = mScheduler->schedule(
|
||
[this] { return getHwComposer().hasCapability(Capability::BOOT_DISPLAY_CONFIG); });
|
||
|
||
*outSupport = future.get();
|
||
return NO_ERROR;
|
||
}
|
||
|
||
status_t SurfaceFlinger::setBootDisplayMode(const sp<IBinder>& displayToken,
|
||
ui::DisplayModeId modeId) {
|
||
const char* const whence = __func__;
|
||
auto future = mScheduler->schedule([=]() FTL_FAKE_GUARD(mStateLock) -> status_t {
|
||
const auto display = getDisplayDeviceLocked(displayToken);
|
||
if (!display) {
|
||
ALOGE("%s: Invalid display token %p", whence, displayToken.get());
|
||
return NAME_NOT_FOUND;
|
||
}
|
||
|
||
if (display->isVirtual()) {
|
||
ALOGE("%s: Invalid operation on virtual display", whence);
|
||
return INVALID_OPERATION;
|
||
}
|
||
|
||
const auto displayId = display->getPhysicalId();
|
||
const auto mode = display->getMode(DisplayModeId{modeId});
|
||
if (!mode) {
|
||
ALOGE("%s: Invalid mode %d for display %s", whence, modeId,
|
||
to_string(displayId).c_str());
|
||
return BAD_VALUE;
|
||
}
|
||
|
||
return getHwComposer().setBootDisplayMode(displayId, mode->getHwcId());
|
||
});
|
||
return future.get();
|
||
}
|
||
|
||
status_t SurfaceFlinger::clearBootDisplayMode(const sp<IBinder>& displayToken) {
|
||
const char* const whence = __func__;
|
||
auto future = mScheduler->schedule([=]() FTL_FAKE_GUARD(mStateLock) -> status_t {
|
||
if (const auto displayId = getPhysicalDisplayIdLocked(displayToken)) {
|
||
return getHwComposer().clearBootDisplayMode(*displayId);
|
||
} else {
|
||
ALOGE("%s: Invalid display token %p", whence, displayToken.get());
|
||
return BAD_VALUE;
|
||
}
|
||
});
|
||
return future.get();
|
||
}
|
||
|
||
void SurfaceFlinger::setAutoLowLatencyMode(const sp<IBinder>& displayToken, bool on) {
|
||
const char* const whence = __func__;
|
||
static_cast<void>(mScheduler->schedule([=]() FTL_FAKE_GUARD(mStateLock) {
|
||
if (const auto displayId = getPhysicalDisplayIdLocked(displayToken)) {
|
||
getHwComposer().setAutoLowLatencyMode(*displayId, on);
|
||
} else {
|
||
ALOGE("%s: Invalid display token %p", whence, displayToken.get());
|
||
}
|
||
}));
|
||
}
|
||
|
||
void SurfaceFlinger::setGameContentType(const sp<IBinder>& displayToken, bool on) {
|
||
const char* const whence = __func__;
|
||
static_cast<void>(mScheduler->schedule([=]() FTL_FAKE_GUARD(mStateLock) {
|
||
if (const auto displayId = getPhysicalDisplayIdLocked(displayToken)) {
|
||
const auto type = on ? hal::ContentType::GAME : hal::ContentType::NONE;
|
||
getHwComposer().setContentType(*displayId, type);
|
||
} else {
|
||
ALOGE("%s: Invalid display token %p", whence, displayToken.get());
|
||
}
|
||
}));
|
||
}
|
||
|
||
status_t SurfaceFlinger::clearAnimationFrameStats() {
|
||
Mutex::Autolock _l(mStateLock);
|
||
mAnimFrameTracker.clearStats();
|
||
return NO_ERROR;
|
||
}
|
||
|
||
status_t SurfaceFlinger::getAnimationFrameStats(FrameStats* outStats) const {
|
||
Mutex::Autolock _l(mStateLock);
|
||
mAnimFrameTracker.getStats(outStats);
|
||
return NO_ERROR;
|
||
}
|
||
|
||
status_t SurfaceFlinger::overrideHdrTypes(const sp<IBinder>& displayToken,
|
||
const std::vector<ui::Hdr>& hdrTypes) {
|
||
Mutex::Autolock lock(mStateLock);
|
||
|
||
auto display = getDisplayDeviceLocked(displayToken);
|
||
if (!display) {
|
||
ALOGE("%s: Invalid display token %p", __func__, displayToken.get());
|
||
return NAME_NOT_FOUND;
|
||
}
|
||
|
||
display->overrideHdrTypes(hdrTypes);
|
||
dispatchDisplayHotplugEvent(display->getPhysicalId(), true /* connected */);
|
||
return NO_ERROR;
|
||
}
|
||
|
||
status_t SurfaceFlinger::onPullAtom(const int32_t atomId, std::string* pulledData, bool* success) {
|
||
*success = mTimeStats->onPullAtom(atomId, pulledData);
|
||
return NO_ERROR;
|
||
}
|
||
|
||
status_t SurfaceFlinger::getDisplayedContentSamplingAttributes(const sp<IBinder>& displayToken,
|
||
ui::PixelFormat* outFormat,
|
||
ui::Dataspace* outDataspace,
|
||
uint8_t* outComponentMask) const {
|
||
if (!outFormat || !outDataspace || !outComponentMask) {
|
||
return BAD_VALUE;
|
||
}
|
||
|
||
Mutex::Autolock lock(mStateLock);
|
||
|
||
const auto displayId = getPhysicalDisplayIdLocked(displayToken);
|
||
if (!displayId) {
|
||
return NAME_NOT_FOUND;
|
||
}
|
||
|
||
return getHwComposer().getDisplayedContentSamplingAttributes(*displayId, outFormat,
|
||
outDataspace, outComponentMask);
|
||
}
|
||
|
||
status_t SurfaceFlinger::setDisplayContentSamplingEnabled(const sp<IBinder>& displayToken,
|
||
bool enable, uint8_t componentMask,
|
||
uint64_t maxFrames) {
|
||
const char* const whence = __func__;
|
||
auto future = mScheduler->schedule([=]() FTL_FAKE_GUARD(mStateLock) -> status_t {
|
||
if (const auto displayId = getPhysicalDisplayIdLocked(displayToken)) {
|
||
return getHwComposer().setDisplayContentSamplingEnabled(*displayId, enable,
|
||
componentMask, maxFrames);
|
||
} else {
|
||
ALOGE("%s: Invalid display token %p", whence, displayToken.get());
|
||
return NAME_NOT_FOUND;
|
||
}
|
||
});
|
||
|
||
return future.get();
|
||
}
|
||
|
||
status_t SurfaceFlinger::getDisplayedContentSample(const sp<IBinder>& displayToken,
|
||
uint64_t maxFrames, uint64_t timestamp,
|
||
DisplayedFrameStats* outStats) const {
|
||
Mutex::Autolock lock(mStateLock);
|
||
|
||
const auto displayId = getPhysicalDisplayIdLocked(displayToken);
|
||
if (!displayId) {
|
||
return NAME_NOT_FOUND;
|
||
}
|
||
|
||
return getHwComposer().getDisplayedContentSample(*displayId, maxFrames, timestamp, outStats);
|
||
}
|
||
|
||
status_t SurfaceFlinger::getProtectedContentSupport(bool* outSupported) const {
|
||
if (!outSupported) {
|
||
return BAD_VALUE;
|
||
}
|
||
*outSupported = getRenderEngine().supportsProtectedContent();
|
||
return NO_ERROR;
|
||
}
|
||
|
||
status_t SurfaceFlinger::isWideColorDisplay(const sp<IBinder>& displayToken,
|
||
bool* outIsWideColorDisplay) const {
|
||
if (!displayToken || !outIsWideColorDisplay) {
|
||
return BAD_VALUE;
|
||
}
|
||
|
||
Mutex::Autolock lock(mStateLock);
|
||
const auto display = getDisplayDeviceLocked(displayToken);
|
||
if (!display) {
|
||
return NAME_NOT_FOUND;
|
||
}
|
||
|
||
*outIsWideColorDisplay =
|
||
display->isPrimary() ? hasWideColorDisplay : display->hasWideColorGamut();
|
||
return NO_ERROR;
|
||
}
|
||
|
||
status_t SurfaceFlinger::enableVSyncInjections(bool enable) {
|
||
auto future = mScheduler->schedule([=] {
|
||
Mutex::Autolock lock(mStateLock);
|
||
|
||
if (const auto handle = mScheduler->enableVSyncInjection(enable)) {
|
||
mScheduler->setInjector(enable ? mScheduler->getEventConnection(handle) : nullptr);
|
||
}
|
||
});
|
||
|
||
future.wait();
|
||
return NO_ERROR;
|
||
}
|
||
|
||
status_t SurfaceFlinger::injectVSync(nsecs_t when) {
|
||
Mutex::Autolock lock(mStateLock);
|
||
const DisplayStatInfo stats = mScheduler->getDisplayStatInfo(when);
|
||
const auto expectedPresent = calculateExpectedPresentTime(stats);
|
||
return mScheduler->injectVSync(when, /*expectedVSyncTime=*/expectedPresent,
|
||
/*deadlineTimestamp=*/expectedPresent)
|
||
? NO_ERROR
|
||
: BAD_VALUE;
|
||
}
|
||
|
||
status_t SurfaceFlinger::getLayerDebugInfo(std::vector<LayerDebugInfo>* outLayers) {
|
||
outLayers->clear();
|
||
auto future = mScheduler->schedule([=] {
|
||
const auto display = FTL_FAKE_GUARD(mStateLock, getDefaultDisplayDeviceLocked());
|
||
mDrawingState.traverseInZOrder([&](Layer* layer) {
|
||
outLayers->push_back(layer->getLayerDebugInfo(display.get()));
|
||
});
|
||
});
|
||
|
||
future.wait();
|
||
return NO_ERROR;
|
||
}
|
||
|
||
status_t SurfaceFlinger::getCompositionPreference(
|
||
Dataspace* outDataspace, ui::PixelFormat* outPixelFormat,
|
||
Dataspace* outWideColorGamutDataspace,
|
||
ui::PixelFormat* outWideColorGamutPixelFormat) const {
|
||
*outDataspace = mDefaultCompositionDataspace;
|
||
*outPixelFormat = defaultCompositionPixelFormat;
|
||
*outWideColorGamutDataspace = mWideColorGamutCompositionDataspace;
|
||
*outWideColorGamutPixelFormat = wideColorGamutCompositionPixelFormat;
|
||
return NO_ERROR;
|
||
}
|
||
|
||
status_t SurfaceFlinger::addRegionSamplingListener(const Rect& samplingArea,
|
||
const sp<IBinder>& stopLayerHandle,
|
||
const sp<IRegionSamplingListener>& listener) {
|
||
if (!listener || samplingArea == Rect::INVALID_RECT || samplingArea.isEmpty()) {
|
||
return BAD_VALUE;
|
||
}
|
||
|
||
const wp<Layer> stopLayer = fromHandle(stopLayerHandle);
|
||
mRegionSamplingThread->addListener(samplingArea, stopLayer, listener);
|
||
return NO_ERROR;
|
||
}
|
||
|
||
status_t SurfaceFlinger::removeRegionSamplingListener(const sp<IRegionSamplingListener>& listener) {
|
||
if (!listener) {
|
||
return BAD_VALUE;
|
||
}
|
||
mRegionSamplingThread->removeListener(listener);
|
||
return NO_ERROR;
|
||
}
|
||
|
||
status_t SurfaceFlinger::addFpsListener(int32_t taskId, const sp<gui::IFpsListener>& listener) {
|
||
if (!listener) {
|
||
return BAD_VALUE;
|
||
}
|
||
|
||
mFpsReporter->addListener(listener, taskId);
|
||
return NO_ERROR;
|
||
}
|
||
|
||
status_t SurfaceFlinger::removeFpsListener(const sp<gui::IFpsListener>& listener) {
|
||
if (!listener) {
|
||
return BAD_VALUE;
|
||
}
|
||
mFpsReporter->removeListener(listener);
|
||
return NO_ERROR;
|
||
}
|
||
|
||
status_t SurfaceFlinger::addTunnelModeEnabledListener(
|
||
const sp<gui::ITunnelModeEnabledListener>& listener) {
|
||
if (!listener) {
|
||
return BAD_VALUE;
|
||
}
|
||
|
||
mTunnelModeEnabledReporter->addListener(listener);
|
||
return NO_ERROR;
|
||
}
|
||
|
||
status_t SurfaceFlinger::removeTunnelModeEnabledListener(
|
||
const sp<gui::ITunnelModeEnabledListener>& listener) {
|
||
if (!listener) {
|
||
return BAD_VALUE;
|
||
}
|
||
|
||
mTunnelModeEnabledReporter->removeListener(listener);
|
||
return NO_ERROR;
|
||
}
|
||
|
||
status_t SurfaceFlinger::getDisplayBrightnessSupport(const sp<IBinder>& displayToken,
|
||
bool* outSupport) const {
|
||
if (!displayToken || !outSupport) {
|
||
return BAD_VALUE;
|
||
}
|
||
|
||
Mutex::Autolock lock(mStateLock);
|
||
|
||
const auto displayId = getPhysicalDisplayIdLocked(displayToken);
|
||
if (!displayId) {
|
||
return NAME_NOT_FOUND;
|
||
}
|
||
*outSupport = getHwComposer().hasDisplayCapability(*displayId, DisplayCapability::BRIGHTNESS);
|
||
return NO_ERROR;
|
||
}
|
||
|
||
bool SurfaceFlinger::hasVisibleHdrLayer(const sp<DisplayDevice>& display) {
|
||
bool hasHdrLayers = false;
|
||
mDrawingState.traverse([&,
|
||
compositionDisplay = display->getCompositionDisplay()](Layer* layer) {
|
||
hasHdrLayers |= (layer->isVisible() &&
|
||
compositionDisplay->includesLayer(layer->getCompositionEngineLayerFE()) &&
|
||
isHdrDataspace(layer->getDataSpace()));
|
||
});
|
||
return hasHdrLayers;
|
||
}
|
||
|
||
status_t SurfaceFlinger::setDisplayBrightness(const sp<IBinder>& displayToken,
|
||
const gui::DisplayBrightness& brightness) {
|
||
if (!displayToken) {
|
||
return BAD_VALUE;
|
||
}
|
||
|
||
const char* const whence = __func__;
|
||
return ftl::Future(mScheduler->schedule([=]() FTL_FAKE_GUARD(mStateLock) {
|
||
if (const auto display = getDisplayDeviceLocked(displayToken)) {
|
||
const bool supportsDisplayBrightnessCommand =
|
||
getHwComposer().getComposer()->isSupported(
|
||
Hwc2::Composer::OptionalFeature::DisplayBrightnessCommand);
|
||
// If we support applying display brightness as a command, then we also support
|
||
// dimming SDR layers.
|
||
if (supportsDisplayBrightnessCommand) {
|
||
auto compositionDisplay = display->getCompositionDisplay();
|
||
float currentDimmingRatio =
|
||
compositionDisplay->editState().sdrWhitePointNits /
|
||
compositionDisplay->editState().displayBrightnessNits;
|
||
compositionDisplay->setDisplayBrightness(brightness.sdrWhitePointNits,
|
||
brightness.displayBrightnessNits);
|
||
FTL_FAKE_GUARD(kMainThreadContext,
|
||
display->stageBrightness(brightness.displayBrightness));
|
||
|
||
if (brightness.sdrWhitePointNits / brightness.displayBrightnessNits !=
|
||
currentDimmingRatio) {
|
||
scheduleComposite(FrameHint::kNone);
|
||
} else {
|
||
scheduleCommit(FrameHint::kNone);
|
||
}
|
||
return ftl::yield<status_t>(OK);
|
||
} else {
|
||
return getHwComposer()
|
||
.setDisplayBrightness(display->getPhysicalId(),
|
||
brightness.displayBrightness,
|
||
brightness.displayBrightnessNits,
|
||
Hwc2::Composer::DisplayBrightnessOptions{
|
||
.applyImmediately = true});
|
||
}
|
||
|
||
} else {
|
||
ALOGE("%s: Invalid display token %p", whence, displayToken.get());
|
||
return ftl::yield<status_t>(NAME_NOT_FOUND);
|
||
}
|
||
}))
|
||
.then([](ftl::Future<status_t> task) { return task; })
|
||
.get();
|
||
}
|
||
|
||
status_t SurfaceFlinger::addHdrLayerInfoListener(const sp<IBinder>& displayToken,
|
||
const sp<gui::IHdrLayerInfoListener>& listener) {
|
||
if (!displayToken) {
|
||
return BAD_VALUE;
|
||
}
|
||
|
||
Mutex::Autolock lock(mStateLock);
|
||
|
||
const auto display = getDisplayDeviceLocked(displayToken);
|
||
if (!display) {
|
||
return NAME_NOT_FOUND;
|
||
}
|
||
const auto displayId = display->getId();
|
||
sp<HdrLayerInfoReporter>& hdrInfoReporter = mHdrLayerInfoListeners[displayId];
|
||
if (!hdrInfoReporter) {
|
||
hdrInfoReporter = sp<HdrLayerInfoReporter>::make();
|
||
}
|
||
hdrInfoReporter->addListener(listener);
|
||
|
||
|
||
mAddingHDRLayerInfoListener = true;
|
||
return OK;
|
||
}
|
||
|
||
status_t SurfaceFlinger::removeHdrLayerInfoListener(
|
||
const sp<IBinder>& displayToken, const sp<gui::IHdrLayerInfoListener>& listener) {
|
||
if (!displayToken) {
|
||
return BAD_VALUE;
|
||
}
|
||
|
||
Mutex::Autolock lock(mStateLock);
|
||
|
||
const auto display = getDisplayDeviceLocked(displayToken);
|
||
if (!display) {
|
||
return NAME_NOT_FOUND;
|
||
}
|
||
const auto displayId = display->getId();
|
||
sp<HdrLayerInfoReporter>& hdrInfoReporter = mHdrLayerInfoListeners[displayId];
|
||
if (hdrInfoReporter) {
|
||
hdrInfoReporter->removeListener(listener);
|
||
}
|
||
return OK;
|
||
}
|
||
|
||
status_t SurfaceFlinger::notifyPowerBoost(int32_t boostId) {
|
||
using hardware::power::Boost;
|
||
Boost powerBoost = static_cast<Boost>(boostId);
|
||
|
||
if (powerBoost == Boost::INTERACTION) {
|
||
mScheduler->onTouchHint();
|
||
}
|
||
|
||
return NO_ERROR;
|
||
}
|
||
|
||
status_t SurfaceFlinger::getDisplayDecorationSupport(
|
||
const sp<IBinder>& displayToken,
|
||
std::optional<DisplayDecorationSupport>* outSupport) const {
|
||
if (!displayToken || !outSupport) {
|
||
return BAD_VALUE;
|
||
}
|
||
|
||
Mutex::Autolock lock(mStateLock);
|
||
|
||
const auto displayId = getPhysicalDisplayIdLocked(displayToken);
|
||
if (!displayId) {
|
||
return NAME_NOT_FOUND;
|
||
}
|
||
getHwComposer().getDisplayDecorationSupport(*displayId, outSupport);
|
||
return NO_ERROR;
|
||
}
|
||
|
||
// ----------------------------------------------------------------------------
|
||
|
||
sp<IDisplayEventConnection> SurfaceFlinger::createDisplayEventConnection(
|
||
ISurfaceComposer::VsyncSource vsyncSource,
|
||
ISurfaceComposer::EventRegistrationFlags eventRegistration) {
|
||
const auto& handle =
|
||
vsyncSource == eVsyncSourceSurfaceFlinger ? mSfConnectionHandle : mAppConnectionHandle;
|
||
|
||
return mScheduler->createDisplayEventConnection(handle, eventRegistration);
|
||
}
|
||
|
||
void SurfaceFlinger::scheduleCommit(FrameHint hint) {
|
||
if (hint == FrameHint::kActive) {
|
||
mScheduler->resetIdleTimer();
|
||
}
|
||
mPowerAdvisor->notifyDisplayUpdateImminent();
|
||
mScheduler->scheduleFrame();
|
||
}
|
||
|
||
void SurfaceFlinger::scheduleComposite(FrameHint hint) {
|
||
mMustComposite = true;
|
||
scheduleCommit(hint);
|
||
}
|
||
|
||
void SurfaceFlinger::scheduleRepaint() {
|
||
mGeometryDirty = true;
|
||
scheduleComposite(FrameHint::kActive);
|
||
}
|
||
|
||
void SurfaceFlinger::scheduleSample() {
|
||
static_cast<void>(mScheduler->schedule([this] { sample(); }));
|
||
}
|
||
|
||
nsecs_t SurfaceFlinger::getVsyncPeriodFromHWC() const {
|
||
if (const auto display = getDefaultDisplayDeviceLocked()) {
|
||
return display->getVsyncPeriodFromHWC();
|
||
}
|
||
|
||
return 0;
|
||
}
|
||
|
||
void SurfaceFlinger::onComposerHalVsync(hal::HWDisplayId hwcDisplayId, int64_t timestamp,
|
||
std::optional<hal::VsyncPeriodNanos> vsyncPeriod) {
|
||
const std::string tracePeriod = [vsyncPeriod]() {
|
||
if (ATRACE_ENABLED() && vsyncPeriod) {
|
||
std::stringstream ss;
|
||
ss << "(" << *vsyncPeriod << ")";
|
||
return ss.str();
|
||
}
|
||
return std::string();
|
||
}();
|
||
ATRACE_FORMAT("onComposerHalVsync%s", tracePeriod.c_str());
|
||
|
||
Mutex::Autolock lock(mStateLock);
|
||
const auto displayId = getHwComposer().toPhysicalDisplayId(hwcDisplayId);
|
||
if (displayId) {
|
||
const auto token = getPhysicalDisplayTokenLocked(*displayId);
|
||
const auto display = getDisplayDeviceLocked(token);
|
||
display->onVsync(timestamp);
|
||
}
|
||
|
||
if (!getHwComposer().onVsync(hwcDisplayId, timestamp)) {
|
||
return;
|
||
}
|
||
|
||
const bool isActiveDisplay =
|
||
displayId && getPhysicalDisplayTokenLocked(*displayId) == mActiveDisplayToken;
|
||
if (!isActiveDisplay) {
|
||
// For now, we don't do anything with non active display vsyncs.
|
||
return;
|
||
}
|
||
|
||
bool periodFlushed = false;
|
||
mScheduler->addResyncSample(timestamp, vsyncPeriod, &periodFlushed);
|
||
if (periodFlushed) {
|
||
modulateVsync(&VsyncModulator::onRefreshRateChangeCompleted);
|
||
}
|
||
}
|
||
|
||
void SurfaceFlinger::getCompositorTiming(CompositorTiming* compositorTiming) {
|
||
std::lock_guard<std::mutex> lock(getBE().mCompositorTimingLock);
|
||
*compositorTiming = getBE().mCompositorTiming;
|
||
}
|
||
|
||
void SurfaceFlinger::onComposerHalHotplug(hal::HWDisplayId hwcDisplayId,
|
||
hal::Connection connection) {
|
||
const bool connected = connection == hal::Connection::CONNECTED;
|
||
ALOGI("%s HAL display %" PRIu64, connected ? "Connecting" : "Disconnecting", hwcDisplayId);
|
||
|
||
// Only lock if we're not on the main thread. This function is normally
|
||
// called on a hwbinder thread, but for the primary display it's called on
|
||
// the main thread with the state lock already held, so don't attempt to
|
||
// acquire it here.
|
||
ConditionalLock lock(mStateLock, std::this_thread::get_id() != mMainThreadId);
|
||
|
||
mPendingHotplugEvents.emplace_back(HotplugEvent{hwcDisplayId, connection});
|
||
|
||
if (std::this_thread::get_id() == mMainThreadId) {
|
||
// Process all pending hot plug events immediately if we are on the main thread.
|
||
processDisplayHotplugEventsLocked();
|
||
}
|
||
|
||
setTransactionFlags(eDisplayTransactionNeeded);
|
||
}
|
||
|
||
void SurfaceFlinger::onComposerHalVsyncPeriodTimingChanged(
|
||
hal::HWDisplayId, const hal::VsyncPeriodChangeTimeline& timeline) {
|
||
Mutex::Autolock lock(mStateLock);
|
||
mScheduler->onNewVsyncPeriodChangeTimeline(timeline);
|
||
|
||
if (timeline.refreshRequired) {
|
||
scheduleComposite(FrameHint::kNone);
|
||
}
|
||
}
|
||
|
||
void SurfaceFlinger::onComposerHalSeamlessPossible(hal::HWDisplayId) {
|
||
// TODO(b/142753666): use constraints when calling to setActiveModeWithConstraints and
|
||
// use this callback to know when to retry in case of SEAMLESS_NOT_POSSIBLE.
|
||
}
|
||
|
||
void SurfaceFlinger::onComposerHalRefresh(hal::HWDisplayId) {
|
||
Mutex::Autolock lock(mStateLock);
|
||
scheduleComposite(FrameHint::kNone);
|
||
}
|
||
|
||
void SurfaceFlinger::onComposerHalVsyncIdle(hal::HWDisplayId) {
|
||
ATRACE_CALL();
|
||
mScheduler->forceNextResync();
|
||
}
|
||
|
||
void SurfaceFlinger::setVsyncEnabled(bool enabled) {
|
||
ATRACE_CALL();
|
||
|
||
// On main thread to avoid race conditions with display power state.
|
||
static_cast<void>(mScheduler->schedule([=]() FTL_FAKE_GUARD(mStateLock) {
|
||
mHWCVsyncPendingState = enabled ? hal::Vsync::ENABLE : hal::Vsync::DISABLE;
|
||
|
||
if (const auto display = getDefaultDisplayDeviceLocked();
|
||
display && display->isPoweredOn()) {
|
||
setHWCVsyncEnabled(display->getPhysicalId(), mHWCVsyncPendingState);
|
||
}
|
||
}));
|
||
}
|
||
|
||
SurfaceFlinger::FenceWithFenceTime SurfaceFlinger::previousFrameFence() {
|
||
const auto now = systemTime();
|
||
const auto vsyncPeriod = mScheduler->getDisplayStatInfo(now).vsyncPeriod;
|
||
const bool expectedPresentTimeIsTheNextVsync = mExpectedPresentTime - now <= vsyncPeriod;
|
||
return expectedPresentTimeIsTheNextVsync ? mPreviousPresentFences[0]
|
||
: mPreviousPresentFences[1];
|
||
}
|
||
|
||
bool SurfaceFlinger::previousFramePending(int graceTimeMs) {
|
||
ATRACE_CALL();
|
||
const std::shared_ptr<FenceTime>& fence = previousFrameFence().fenceTime;
|
||
|
||
if (fence == FenceTime::NO_FENCE) {
|
||
return false;
|
||
}
|
||
|
||
const status_t status = fence->wait(graceTimeMs);
|
||
// This is the same as Fence::Status::Unsignaled, but it saves a getStatus() call,
|
||
// which calls wait(0) again internally
|
||
return status == -ETIME;
|
||
}
|
||
|
||
nsecs_t SurfaceFlinger::previousFramePresentTime() {
|
||
const std::shared_ptr<FenceTime>& fence = previousFrameFence().fenceTime;
|
||
|
||
if (fence == FenceTime::NO_FENCE) {
|
||
return Fence::SIGNAL_TIME_INVALID;
|
||
}
|
||
|
||
return fence->getSignalTime();
|
||
}
|
||
|
||
nsecs_t SurfaceFlinger::calculateExpectedPresentTime(DisplayStatInfo stats) const {
|
||
// Inflate the expected present time if we're targetting the next vsync.
|
||
return mVsyncModulator->getVsyncConfig().sfOffset > 0 ? stats.vsyncTime
|
||
: stats.vsyncTime + stats.vsyncPeriod;
|
||
}
|
||
|
||
bool SurfaceFlinger::commit(nsecs_t frameTime, int64_t vsyncId, nsecs_t expectedVsyncTime)
|
||
FTL_FAKE_GUARD(kMainThreadContext) {
|
||
// calculate the expected present time once and use the cached
|
||
// value throughout this frame to make sure all layers are
|
||
// seeing this same value.
|
||
if (expectedVsyncTime >= frameTime) {
|
||
mExpectedPresentTime = expectedVsyncTime;
|
||
} else {
|
||
const DisplayStatInfo stats = mScheduler->getDisplayStatInfo(frameTime);
|
||
mExpectedPresentTime = calculateExpectedPresentTime(stats);
|
||
}
|
||
|
||
const nsecs_t lastScheduledPresentTime = mScheduledPresentTime;
|
||
mScheduledPresentTime = expectedVsyncTime;
|
||
|
||
const auto vsyncIn = [&] {
|
||
if (!ATRACE_ENABLED()) return 0.f;
|
||
return (mExpectedPresentTime - systemTime()) / 1e6f;
|
||
}();
|
||
ATRACE_FORMAT("%s %" PRId64 " vsyncIn %.2fms%s", __func__, vsyncId, vsyncIn,
|
||
mExpectedPresentTime == expectedVsyncTime ? "" : " (adjusted)");
|
||
|
||
// When Backpressure propagation is enabled we want to give a small grace period
|
||
// for the present fence to fire instead of just giving up on this frame to handle cases
|
||
// where present fence is just about to get signaled.
|
||
// const int graceTimeForPresentFenceMs =
|
||
// (mPropagateBackpressureClientComposition || !mHadClientComposition) ? 1 : 0;
|
||
|
||
// Pending frames may trigger backpressure propagation.
|
||
// const TracedOrdinal<bool> framePending = {"PrevFramePending",
|
||
// previousFramePending(graceTimeForPresentFenceMs)};
|
||
|
||
const TracedOrdinal<bool> framePending = {"PrevFramePending", false};
|
||
|
||
// Frame missed counts for metrics tracking.
|
||
// A frame is missed if the prior frame is still pending. If no longer pending,
|
||
// then we still count the frame as missed if the predicted present time
|
||
// was further in the past than when the fence actually fired.
|
||
|
||
// Add some slop to correct for drift. This should generally be
|
||
// smaller than a typical frame duration, but should not be so small
|
||
// that it reports reasonable drift as a missed frame.
|
||
const DisplayStatInfo stats = mScheduler->getDisplayStatInfo(systemTime());
|
||
const nsecs_t frameMissedSlop = stats.vsyncPeriod / 2;
|
||
const nsecs_t previousPresentTime = previousFramePresentTime();
|
||
const TracedOrdinal<bool> frameMissed = {"PrevFrameMissed",
|
||
framePending ||
|
||
(previousPresentTime >= 0 &&
|
||
(lastScheduledPresentTime <
|
||
previousPresentTime - frameMissedSlop))};
|
||
const TracedOrdinal<bool> hwcFrameMissed = {"PrevHwcFrameMissed",
|
||
mHadDeviceComposition && frameMissed};
|
||
const TracedOrdinal<bool> gpuFrameMissed = {"PrevGpuFrameMissed",
|
||
mHadClientComposition && frameMissed};
|
||
|
||
if (frameMissed) {
|
||
mFrameMissedCount++;
|
||
mTimeStats->incrementMissedFrames();
|
||
}
|
||
|
||
if (hwcFrameMissed) {
|
||
mHwcFrameMissedCount++;
|
||
}
|
||
|
||
if (gpuFrameMissed) {
|
||
mGpuFrameMissedCount++;
|
||
}
|
||
|
||
// If we are in the middle of a mode change and the fence hasn't
|
||
// fired yet just wait for the next commit.
|
||
if (mSetActiveModePending) {
|
||
if (framePending) {
|
||
mScheduler->scheduleFrame();
|
||
return false;
|
||
}
|
||
|
||
// We received the present fence from the HWC, so we assume it successfully updated
|
||
// the mode, hence we update SF.
|
||
mSetActiveModePending = false;
|
||
{
|
||
Mutex::Autolock lock(mStateLock);
|
||
updateInternalStateWithChangedMode();
|
||
}
|
||
}
|
||
|
||
if (framePending) {
|
||
if ((hwcFrameMissed && !gpuFrameMissed) || mPropagateBackpressureClientComposition) {
|
||
scheduleCommit(FrameHint::kNone);
|
||
return false;
|
||
}
|
||
}
|
||
|
||
// Save this once per commit + composite to ensure consistency
|
||
// TODO (b/240619471): consider removing active display check once AOD is fixed
|
||
const auto activeDisplay =
|
||
FTL_FAKE_GUARD(mStateLock, getDisplayDeviceLocked(mActiveDisplayToken));
|
||
mPowerHintSessionEnabled = mPowerAdvisor->usePowerHintSession() && activeDisplay &&
|
||
activeDisplay->getPowerMode() == hal::PowerMode::ON;
|
||
if (mPowerHintSessionEnabled) {
|
||
const auto& display = FTL_FAKE_GUARD(mStateLock, getDefaultDisplayDeviceLocked()).get();
|
||
// get stable vsync period from display mode
|
||
const nsecs_t vsyncPeriod = display->getActiveMode()->getVsyncPeriod();
|
||
mPowerAdvisor->setCommitStart(frameTime);
|
||
mPowerAdvisor->setExpectedPresentTime(mExpectedPresentTime);
|
||
const nsecs_t idealSfWorkDuration =
|
||
mVsyncModulator->getVsyncConfig().sfWorkDuration.count();
|
||
// Frame delay is how long we should have minus how long we actually have
|
||
mPowerAdvisor->setFrameDelay(idealSfWorkDuration - (mExpectedPresentTime - frameTime));
|
||
mPowerAdvisor->setTotalFrameTargetWorkDuration(idealSfWorkDuration);
|
||
mPowerAdvisor->setTargetWorkDuration(vsyncPeriod);
|
||
|
||
// Send early hint here to make sure there's not another frame pending
|
||
if (mPowerHintSessionMode.early) {
|
||
// Send a rough prediction for this frame based on last frame's timing info
|
||
mPowerAdvisor->sendPredictedWorkDuration();
|
||
}
|
||
}
|
||
|
||
if (mTracingEnabledChanged) {
|
||
mLayerTracingEnabled = mLayerTracing.isEnabled();
|
||
mTracingEnabledChanged = false;
|
||
}
|
||
|
||
if (mRefreshRateOverlaySpinner) {
|
||
Mutex::Autolock lock(mStateLock);
|
||
if (const auto display = getDefaultDisplayDeviceLocked()) {
|
||
display->animateRefreshRateOverlay();
|
||
}
|
||
}
|
||
|
||
// Composite if transactions were committed, or if requested by HWC.
|
||
bool mustComposite = mMustComposite.exchange(false);
|
||
{
|
||
mFrameTimeline->setSfWakeUp(vsyncId, frameTime, Fps::fromPeriodNsecs(stats.vsyncPeriod));
|
||
|
||
bool needsTraversal = false;
|
||
if (clearTransactionFlags(eTransactionFlushNeeded)) {
|
||
needsTraversal |= commitCreatedLayers();
|
||
needsTraversal |= flushTransactionQueues(vsyncId);
|
||
}
|
||
|
||
const bool shouldCommit =
|
||
(getTransactionFlags() & ~eTransactionFlushNeeded) || needsTraversal;
|
||
if (shouldCommit) {
|
||
commitTransactions();
|
||
}
|
||
|
||
if (transactionFlushNeeded()) {
|
||
setTransactionFlags(eTransactionFlushNeeded);
|
||
}
|
||
|
||
mustComposite |= shouldCommit;
|
||
mustComposite |= latchBuffers();
|
||
|
||
// This has to be called after latchBuffers because we want to include the layers that have
|
||
// been latched in the commit callback
|
||
if (!needsTraversal) {
|
||
// Invoke empty transaction callbacks early.
|
||
mTransactionCallbackInvoker.sendCallbacks(false /* onCommitOnly */);
|
||
} else {
|
||
// Invoke OnCommit callbacks.
|
||
mTransactionCallbackInvoker.sendCallbacks(true /* onCommitOnly */);
|
||
}
|
||
|
||
updateLayerGeometry();
|
||
}
|
||
|
||
// Layers need to get updated (in the previous line) before we can use them for
|
||
// choosing the refresh rate.
|
||
// Hold mStateLock as chooseRefreshRateForContent promotes wp<Layer> to sp<Layer>
|
||
// and may eventually call to ~Layer() if it holds the last reference
|
||
{
|
||
Mutex::Autolock _l(mStateLock);
|
||
mScheduler->chooseRefreshRateForContent();
|
||
setActiveModeInHwcIfNeeded();
|
||
}
|
||
|
||
updateCursorAsync();
|
||
updateInputFlinger();
|
||
|
||
if (mLayerTracingEnabled && !mLayerTracing.flagIsSet(LayerTracing::TRACE_COMPOSITION)) {
|
||
// This will block and tracing should only be enabled for debugging.
|
||
mLayerTracing.notify(mVisibleRegionsDirty, frameTime);
|
||
}
|
||
|
||
persistDisplayBrightness(mustComposite);
|
||
|
||
return mustComposite && CC_LIKELY(mBootStage != BootStage::BOOTLOADER);
|
||
}
|
||
|
||
#if RK_FPS
|
||
static int gsFrameCcount = 0;
|
||
void SurfaceFlinger::debugShowFPS() const
|
||
{
|
||
static int mFrameCount;
|
||
static int mLastFrameCount = 0;
|
||
static nsecs_t mLastFpsTime = 0;
|
||
static float mFps = 0;
|
||
|
||
mFrameCount++;
|
||
nsecs_t now = systemTime();
|
||
nsecs_t diff = now - mLastFpsTime;
|
||
if (diff > ms2ns(500)) {
|
||
mFps = ((mFrameCount - mLastFrameCount) * float(s2ns(1))) / diff;
|
||
mLastFpsTime = now;
|
||
mLastFrameCount = mFrameCount;
|
||
ALOGD("mFrameCount = %d mFps = %2.3f",mFrameCount, mFps);
|
||
}
|
||
}
|
||
#endif
|
||
|
||
void SurfaceFlinger::composite(nsecs_t frameTime, int64_t vsyncId)
|
||
FTL_FAKE_GUARD(kMainThreadContext) {
|
||
ATRACE_FORMAT("%s %" PRId64, __func__, vsyncId);
|
||
|
||
compositionengine::CompositionRefreshArgs refreshArgs;
|
||
const auto& displays = FTL_FAKE_GUARD(mStateLock, mDisplays);
|
||
refreshArgs.outputs.reserve(displays.size());
|
||
std::vector<DisplayId> displayIds;
|
||
for (const auto& [_, display] : displays) {
|
||
refreshArgs.outputs.push_back(display->getCompositionDisplay());
|
||
displayIds.push_back(display->getId());
|
||
}
|
||
mPowerAdvisor->setDisplays(displayIds);
|
||
mDrawingState.traverseInZOrder([&refreshArgs](Layer* layer) {
|
||
if (auto layerFE = layer->getCompositionEngineLayerFE())
|
||
refreshArgs.layers.push_back(layerFE);
|
||
});
|
||
refreshArgs.layersWithQueuedFrames.reserve(mLayersWithQueuedFrames.size());
|
||
for (auto layer : mLayersWithQueuedFrames) {
|
||
if (auto layerFE = layer->getCompositionEngineLayerFE())
|
||
refreshArgs.layersWithQueuedFrames.push_back(layerFE);
|
||
}
|
||
|
||
refreshArgs.outputColorSetting = useColorManagement
|
||
? mDisplayColorSetting
|
||
: compositionengine::OutputColorSetting::kUnmanaged;
|
||
refreshArgs.colorSpaceAgnosticDataspace = mColorSpaceAgnosticDataspace;
|
||
refreshArgs.forceOutputColorMode = mForceColorMode;
|
||
|
||
refreshArgs.updatingOutputGeometryThisFrame = mVisibleRegionsDirty;
|
||
refreshArgs.updatingGeometryThisFrame = mGeometryDirty.exchange(false) || mVisibleRegionsDirty;
|
||
refreshArgs.blursAreExpensive = mBlursAreExpensive;
|
||
refreshArgs.internalDisplayRotationFlags = DisplayDevice::getPrimaryDisplayRotationFlags();
|
||
|
||
if (CC_UNLIKELY(mDrawingState.colorMatrixChanged)) {
|
||
refreshArgs.colorTransformMatrix = mDrawingState.colorMatrix;
|
||
mDrawingState.colorMatrixChanged = false;
|
||
}
|
||
|
||
refreshArgs.devOptForceClientComposition = mDebugDisableHWC;
|
||
|
||
if (mDebugFlashDelay != 0) {
|
||
refreshArgs.devOptForceClientComposition = true;
|
||
refreshArgs.devOptFlashDirtyRegionsDelay = std::chrono::milliseconds(mDebugFlashDelay);
|
||
}
|
||
|
||
const auto expectedPresentTime = mExpectedPresentTime.load();
|
||
const auto prevVsyncTime = mScheduler->getPreviousVsyncFrom(expectedPresentTime);
|
||
const auto hwcMinWorkDuration = mVsyncConfiguration->getCurrentConfigs().hwcMinWorkDuration;
|
||
refreshArgs.earliestPresentTime = prevVsyncTime - hwcMinWorkDuration;
|
||
refreshArgs.previousPresentFence = mPreviousPresentFences[0].fenceTime;
|
||
refreshArgs.scheduledFrameTime = mScheduler->getScheduledFrameTime();
|
||
refreshArgs.expectedPresentTime = expectedPresentTime;
|
||
|
||
// Store the present time just before calling to the composition engine so we could notify
|
||
// the scheduler.
|
||
const auto presentTime = systemTime();
|
||
|
||
mCompositionEngine->present(refreshArgs);
|
||
|
||
mTimeStats->recordFrameDuration(frameTime, systemTime());
|
||
|
||
// Send a power hint hint after presentation is finished
|
||
if (mPowerHintSessionEnabled) {
|
||
mPowerAdvisor->setSfPresentTiming(mPreviousPresentFences[0].fenceTime->getSignalTime(),
|
||
systemTime());
|
||
if (mPowerHintSessionMode.late) {
|
||
mPowerAdvisor->sendActualWorkDuration();
|
||
}
|
||
}
|
||
|
||
if (mScheduler->onPostComposition(presentTime)) {
|
||
scheduleComposite(FrameHint::kNone);
|
||
}
|
||
|
||
postFrame();
|
||
postComposition();
|
||
|
||
const bool prevFrameHadClientComposition = mHadClientComposition;
|
||
|
||
mHadClientComposition = mHadDeviceComposition = mReusedClientComposition = false;
|
||
TimeStats::ClientCompositionRecord clientCompositionRecord;
|
||
for (const auto& [_, display] : displays) {
|
||
const auto& state = display->getCompositionDisplay()->getState();
|
||
mHadClientComposition |= state.usesClientComposition && !state.reusedClientComposition;
|
||
mHadDeviceComposition |= state.usesDeviceComposition;
|
||
mReusedClientComposition |= state.reusedClientComposition;
|
||
clientCompositionRecord.predicted |=
|
||
(state.strategyPrediction != CompositionStrategyPredictionState::DISABLED);
|
||
clientCompositionRecord.predictionSucceeded |=
|
||
(state.strategyPrediction == CompositionStrategyPredictionState::SUCCESS);
|
||
}
|
||
|
||
clientCompositionRecord.hadClientComposition = mHadClientComposition;
|
||
clientCompositionRecord.reused = mReusedClientComposition;
|
||
clientCompositionRecord.changed = prevFrameHadClientComposition != mHadClientComposition;
|
||
mTimeStats->pushCompositionStrategyState(clientCompositionRecord);
|
||
|
||
// TODO: b/160583065 Enable skip validation when SF caches all client composition layers
|
||
const bool usedGpuComposition = mHadClientComposition || mReusedClientComposition;
|
||
modulateVsync(&VsyncModulator::onDisplayRefresh, usedGpuComposition);
|
||
|
||
mLayersWithQueuedFrames.clear();
|
||
if (mLayerTracingEnabled && mLayerTracing.flagIsSet(LayerTracing::TRACE_COMPOSITION)) {
|
||
// This will block and should only be used for debugging.
|
||
mLayerTracing.notify(mVisibleRegionsDirty, frameTime);
|
||
}
|
||
|
||
mVisibleRegionsWereDirtyThisFrame = mVisibleRegionsDirty; // Cache value for use in post-comp
|
||
mVisibleRegionsDirty = false;
|
||
|
||
if (mCompositionEngine->needsAnotherUpdate()) {
|
||
scheduleCommit(FrameHint::kNone);
|
||
}
|
||
|
||
if (mPowerHintSessionEnabled) {
|
||
mPowerAdvisor->setCompositeEnd(systemTime());
|
||
}
|
||
|
||
#if RK_FPS
|
||
if(gsFrameCcount++%300==0) {
|
||
gsFrameCcount = 1;
|
||
char value[PROPERTY_VALUE_MAX];
|
||
property_get("debug.sf.fps", value, "0");
|
||
mDebugFPS = atoi(value);
|
||
}
|
||
|
||
if (mDebugFPS > 0)
|
||
debugShowFPS();
|
||
#endif
|
||
|
||
|
||
}
|
||
|
||
void SurfaceFlinger::updateLayerGeometry() {
|
||
ATRACE_CALL();
|
||
|
||
if (mVisibleRegionsDirty) {
|
||
computeLayerBounds();
|
||
}
|
||
|
||
for (auto& layer : mLayersPendingRefresh) {
|
||
Region visibleReg;
|
||
visibleReg.set(layer->getScreenBounds());
|
||
invalidateLayerStack(layer, visibleReg);
|
||
}
|
||
mLayersPendingRefresh.clear();
|
||
}
|
||
|
||
void SurfaceFlinger::updateCompositorTiming(const DisplayStatInfo& stats, nsecs_t compositeTime,
|
||
std::shared_ptr<FenceTime>& presentFenceTime) {
|
||
// Update queue of past composite+present times and determine the
|
||
// most recently known composite to present latency.
|
||
getBE().mCompositePresentTimes.push({compositeTime, presentFenceTime});
|
||
nsecs_t compositeToPresentLatency = -1;
|
||
while (!getBE().mCompositePresentTimes.empty()) {
|
||
SurfaceFlingerBE::CompositePresentTime& cpt = getBE().mCompositePresentTimes.front();
|
||
// Cached values should have been updated before calling this method,
|
||
// which helps avoid duplicate syscalls.
|
||
nsecs_t displayTime = cpt.display->getCachedSignalTime();
|
||
if (displayTime == Fence::SIGNAL_TIME_PENDING) {
|
||
break;
|
||
}
|
||
compositeToPresentLatency = displayTime - cpt.composite;
|
||
getBE().mCompositePresentTimes.pop();
|
||
}
|
||
|
||
// Don't let mCompositePresentTimes grow unbounded, just in case.
|
||
while (getBE().mCompositePresentTimes.size() > 16) {
|
||
getBE().mCompositePresentTimes.pop();
|
||
}
|
||
|
||
setCompositorTimingSnapped(stats, compositeToPresentLatency);
|
||
}
|
||
|
||
void SurfaceFlinger::setCompositorTimingSnapped(const DisplayStatInfo& stats,
|
||
nsecs_t compositeToPresentLatency) {
|
||
// Avoid division by 0 by defaulting to 60Hz
|
||
const auto vsyncPeriod = stats.vsyncPeriod ?: (60_Hz).getPeriodNsecs();
|
||
|
||
// Integer division and modulo round toward 0 not -inf, so we need to
|
||
// treat negative and positive offsets differently.
|
||
nsecs_t idealLatency = (mVsyncConfiguration->getCurrentConfigs().late.sfOffset > 0)
|
||
? (vsyncPeriod -
|
||
(mVsyncConfiguration->getCurrentConfigs().late.sfOffset % vsyncPeriod))
|
||
: ((-mVsyncConfiguration->getCurrentConfigs().late.sfOffset) % vsyncPeriod);
|
||
|
||
// Just in case mVsyncConfiguration->getCurrentConfigs().late.sf == -vsyncInterval.
|
||
if (idealLatency <= 0) {
|
||
idealLatency = vsyncPeriod;
|
||
}
|
||
|
||
// Snap the latency to a value that removes scheduling jitter from the
|
||
// composition and present times, which often have >1ms of jitter.
|
||
// Reducing jitter is important if an app attempts to extrapolate
|
||
// something (such as user input) to an accurate diasplay time.
|
||
// Snapping also allows an app to precisely calculate
|
||
// mVsyncConfiguration->getCurrentConfigs().late.sf with (presentLatency % interval).
|
||
const nsecs_t bias = vsyncPeriod / 2;
|
||
const int64_t extraVsyncs = ((compositeToPresentLatency - idealLatency + bias) / vsyncPeriod);
|
||
const nsecs_t snappedCompositeToPresentLatency =
|
||
(extraVsyncs > 0) ? idealLatency + (extraVsyncs * vsyncPeriod) : idealLatency;
|
||
|
||
std::lock_guard<std::mutex> lock(getBE().mCompositorTimingLock);
|
||
getBE().mCompositorTiming.deadline = stats.vsyncTime - idealLatency;
|
||
getBE().mCompositorTiming.interval = vsyncPeriod;
|
||
getBE().mCompositorTiming.presentLatency = snappedCompositeToPresentLatency;
|
||
}
|
||
|
||
bool SurfaceFlinger::isHdrLayer(Layer* layer) const {
|
||
// Treat all layers as non-HDR if:
|
||
// 1. They do not have a valid HDR dataspace. Currently we treat those as PQ or HLG. and
|
||
// 2. The layer is allowed to be dimmed. WindowManager may disable dimming in order to
|
||
// keep animations invoking SDR screenshots of HDR layers seamless. Treat such tagged
|
||
// layers as HDR so that DisplayManagerService does not try to change the screen brightness
|
||
if (!isHdrDataspace(layer->getDataSpace()) && layer->isDimmingEnabled()) {
|
||
return false;
|
||
}
|
||
if (mIgnoreHdrCameraLayers) {
|
||
auto buffer = layer->getBuffer();
|
||
if (buffer && (buffer->getUsage() & GRALLOC_USAGE_HW_CAMERA_WRITE) != 0) {
|
||
return false;
|
||
}
|
||
}
|
||
return true;
|
||
}
|
||
|
||
ui::Rotation SurfaceFlinger::getPhysicalDisplayOrientation(DisplayId displayId,
|
||
bool isPrimary) const {
|
||
const auto id = PhysicalDisplayId::tryCast(displayId);
|
||
if (!id) {
|
||
return ui::ROTATION_0;
|
||
}
|
||
if (getHwComposer().getComposer()->isSupported(
|
||
Hwc2::Composer::OptionalFeature::PhysicalDisplayOrientation)) {
|
||
switch (getHwComposer().getPhysicalDisplayOrientation(*id)) {
|
||
case Hwc2::AidlTransform::ROT_90:
|
||
return ui::ROTATION_90;
|
||
case Hwc2::AidlTransform::ROT_180:
|
||
return ui::ROTATION_180;
|
||
case Hwc2::AidlTransform::ROT_270:
|
||
return ui::ROTATION_270;
|
||
default:
|
||
return ui::ROTATION_0;
|
||
}
|
||
}
|
||
|
||
if (isPrimary) {
|
||
using Values = SurfaceFlingerProperties::primary_display_orientation_values;
|
||
switch (primary_display_orientation(Values::ORIENTATION_0)) {
|
||
case Values::ORIENTATION_90:
|
||
return ui::ROTATION_90;
|
||
case Values::ORIENTATION_180:
|
||
return ui::ROTATION_180;
|
||
case Values::ORIENTATION_270:
|
||
return ui::ROTATION_270;
|
||
default:
|
||
break;
|
||
}
|
||
}
|
||
return ui::ROTATION_0;
|
||
}
|
||
|
||
void SurfaceFlinger::postComposition() {
|
||
ATRACE_CALL();
|
||
ALOGV("postComposition");
|
||
|
||
const auto* display = FTL_FAKE_GUARD(mStateLock, getDefaultDisplayDeviceLocked()).get();
|
||
|
||
std::shared_ptr<FenceTime> glCompositionDoneFenceTime;
|
||
if (display && display->getCompositionDisplay()->getState().usesClientComposition) {
|
||
glCompositionDoneFenceTime =
|
||
std::make_shared<FenceTime>(display->getCompositionDisplay()
|
||
->getRenderSurface()
|
||
->getClientTargetAcquireFence());
|
||
} else {
|
||
glCompositionDoneFenceTime = FenceTime::NO_FENCE;
|
||
}
|
||
|
||
mPreviousPresentFences[1] = mPreviousPresentFences[0];
|
||
mPreviousPresentFences[0].fence =
|
||
display ? getHwComposer().getPresentFence(display->getPhysicalId()) : Fence::NO_FENCE;
|
||
mPreviousPresentFences[0].fenceTime =
|
||
std::make_shared<FenceTime>(mPreviousPresentFences[0].fence);
|
||
|
||
nsecs_t now = systemTime();
|
||
|
||
// Set presentation information before calling Layer::releasePendingBuffer, such that jank
|
||
// information from previous' frame classification is already available when sending jank info
|
||
// to clients, so they get jank classification as early as possible.
|
||
mFrameTimeline->setSfPresent(/* sfPresentTime */ now, mPreviousPresentFences[0].fenceTime,
|
||
glCompositionDoneFenceTime);
|
||
|
||
const DisplayStatInfo stats = mScheduler->getDisplayStatInfo(now);
|
||
|
||
// We use the CompositionEngine::getLastFrameRefreshTimestamp() which might
|
||
// be sampled a little later than when we started doing work for this frame,
|
||
// but that should be okay since updateCompositorTiming has snapping logic.
|
||
updateCompositorTiming(stats, mCompositionEngine->getLastFrameRefreshTimestamp(),
|
||
mPreviousPresentFences[0].fenceTime);
|
||
CompositorTiming compositorTiming;
|
||
{
|
||
std::lock_guard<std::mutex> lock(getBE().mCompositorTimingLock);
|
||
compositorTiming = getBE().mCompositorTiming;
|
||
}
|
||
|
||
for (const auto& layer: mLayersWithQueuedFrames) {
|
||
layer->onPostComposition(display, glCompositionDoneFenceTime,
|
||
mPreviousPresentFences[0].fenceTime, compositorTiming);
|
||
layer->releasePendingBuffer(/*dequeueReadyTime*/ now);
|
||
}
|
||
|
||
std::vector<std::pair<std::shared_ptr<compositionengine::Display>, sp<HdrLayerInfoReporter>>>
|
||
hdrInfoListeners;
|
||
bool haveNewListeners = false;
|
||
{
|
||
Mutex::Autolock lock(mStateLock);
|
||
if (mFpsReporter) {
|
||
mFpsReporter->dispatchLayerFps();
|
||
}
|
||
|
||
if (mTunnelModeEnabledReporter) {
|
||
mTunnelModeEnabledReporter->updateTunnelModeStatus();
|
||
}
|
||
hdrInfoListeners.reserve(mHdrLayerInfoListeners.size());
|
||
for (const auto& [displayId, reporter] : mHdrLayerInfoListeners) {
|
||
if (reporter && reporter->hasListeners()) {
|
||
if (const auto display = getDisplayDeviceLocked(displayId)) {
|
||
hdrInfoListeners.emplace_back(display->getCompositionDisplay(), reporter);
|
||
}
|
||
}
|
||
}
|
||
haveNewListeners = mAddingHDRLayerInfoListener; // grab this with state lock
|
||
mAddingHDRLayerInfoListener = false;
|
||
}
|
||
|
||
if (haveNewListeners || mSomeDataspaceChanged || mVisibleRegionsWereDirtyThisFrame) {
|
||
for (auto& [compositionDisplay, listener] : hdrInfoListeners) {
|
||
HdrLayerInfoReporter::HdrLayerInfo info;
|
||
int32_t maxArea = 0;
|
||
mDrawingState.traverse([&, compositionDisplay = compositionDisplay](Layer* layer) {
|
||
const auto layerFe = layer->getCompositionEngineLayerFE();
|
||
if (layer->isVisible() && compositionDisplay->includesLayer(layerFe)) {
|
||
if (isHdrLayer(layer)) {
|
||
const auto* outputLayer =
|
||
compositionDisplay->getOutputLayerForLayer(layerFe);
|
||
if (outputLayer) {
|
||
info.numberOfHdrLayers++;
|
||
const auto displayFrame = outputLayer->getState().displayFrame;
|
||
const int32_t area = displayFrame.width() * displayFrame.height();
|
||
if (area > maxArea) {
|
||
maxArea = area;
|
||
info.maxW = displayFrame.width();
|
||
info.maxH = displayFrame.height();
|
||
}
|
||
}
|
||
}
|
||
}
|
||
});
|
||
listener->dispatchHdrLayerInfo(info);
|
||
}
|
||
}
|
||
|
||
mSomeDataspaceChanged = false;
|
||
mVisibleRegionsWereDirtyThisFrame = false;
|
||
|
||
mTransactionCallbackInvoker.addPresentFence(mPreviousPresentFences[0].fence);
|
||
mTransactionCallbackInvoker.sendCallbacks(false /* onCommitOnly */);
|
||
mTransactionCallbackInvoker.clearCompletedTransactions();
|
||
|
||
if (display && display->isInternal() && display->getPowerMode() == hal::PowerMode::ON &&
|
||
mPreviousPresentFences[0].fenceTime->isValid()) {
|
||
mScheduler->addPresentFence(mPreviousPresentFences[0].fenceTime);
|
||
}
|
||
|
||
const bool isDisplayConnected =
|
||
display && getHwComposer().isConnected(display->getPhysicalId());
|
||
|
||
if (!hasSyncFramework) {
|
||
if (isDisplayConnected && display->isPoweredOn()) {
|
||
mScheduler->enableHardwareVsync();
|
||
}
|
||
}
|
||
|
||
if (mAnimCompositionPending) {
|
||
mAnimCompositionPending = false;
|
||
|
||
if (mPreviousPresentFences[0].fenceTime->isValid()) {
|
||
mAnimFrameTracker.setActualPresentFence(mPreviousPresentFences[0].fenceTime);
|
||
} else if (isDisplayConnected) {
|
||
// The HWC doesn't support present fences, so use the refresh
|
||
// timestamp instead.
|
||
const nsecs_t presentTime = display->getRefreshTimestamp();
|
||
mAnimFrameTracker.setActualPresentTime(presentTime);
|
||
}
|
||
mAnimFrameTracker.advanceFrame();
|
||
}
|
||
|
||
mTimeStats->incrementTotalFrames();
|
||
|
||
mTimeStats->setPresentFenceGlobal(mPreviousPresentFences[0].fenceTime);
|
||
|
||
const size_t sfConnections = mScheduler->getEventThreadConnectionCount(mSfConnectionHandle);
|
||
const size_t appConnections = mScheduler->getEventThreadConnectionCount(mAppConnectionHandle);
|
||
mTimeStats->recordDisplayEventConnectionCount(sfConnections + appConnections);
|
||
|
||
if (isDisplayConnected && !display->isPoweredOn()) {
|
||
getRenderEngine().cleanupPostRender();
|
||
return;
|
||
}
|
||
|
||
nsecs_t currentTime = systemTime();
|
||
if (mHasPoweredOff) {
|
||
mHasPoweredOff = false;
|
||
} else {
|
||
nsecs_t elapsedTime = currentTime - getBE().mLastSwapTime;
|
||
size_t numPeriods = static_cast<size_t>(elapsedTime / stats.vsyncPeriod);
|
||
if (numPeriods < SurfaceFlingerBE::NUM_BUCKETS - 1) {
|
||
getBE().mFrameBuckets[numPeriods] += elapsedTime;
|
||
} else {
|
||
getBE().mFrameBuckets[SurfaceFlingerBE::NUM_BUCKETS - 1] += elapsedTime;
|
||
}
|
||
getBE().mTotalTime += elapsedTime;
|
||
}
|
||
getBE().mLastSwapTime = currentTime;
|
||
|
||
// Cleanup any outstanding resources due to rendering a prior frame.
|
||
getRenderEngine().cleanupPostRender();
|
||
|
||
{
|
||
std::lock_guard lock(mTexturePoolMutex);
|
||
if (mTexturePool.size() < mTexturePoolSize) {
|
||
const size_t refillCount = mTexturePoolSize - mTexturePool.size();
|
||
const size_t offset = mTexturePool.size();
|
||
mTexturePool.resize(mTexturePoolSize);
|
||
getRenderEngine().genTextures(refillCount, mTexturePool.data() + offset);
|
||
ATRACE_INT("TexturePoolSize", mTexturePool.size());
|
||
} else if (mTexturePool.size() > mTexturePoolSize) {
|
||
const size_t deleteCount = mTexturePool.size() - mTexturePoolSize;
|
||
const size_t offset = mTexturePoolSize;
|
||
getRenderEngine().deleteTextures(deleteCount, mTexturePool.data() + offset);
|
||
mTexturePool.resize(mTexturePoolSize);
|
||
ATRACE_INT("TexturePoolSize", mTexturePool.size());
|
||
}
|
||
}
|
||
|
||
// Even though ATRACE_INT64 already checks if tracing is enabled, it doesn't prevent the
|
||
// side-effect of getTotalSize(), so we check that again here
|
||
if (ATRACE_ENABLED()) {
|
||
// getTotalSize returns the total number of buffers that were allocated by SurfaceFlinger
|
||
ATRACE_INT64("Total Buffer Size", GraphicBufferAllocator::get().getTotalSize());
|
||
}
|
||
}
|
||
|
||
FloatRect SurfaceFlinger::getMaxDisplayBounds() {
|
||
const ui::Size maxSize = [this] {
|
||
ftl::FakeGuard guard(mStateLock);
|
||
|
||
// The LayerTraceGenerator tool runs without displays.
|
||
if (mDisplays.empty()) return ui::Size{5000, 5000};
|
||
|
||
return std::accumulate(mDisplays.begin(), mDisplays.end(), ui::kEmptySize,
|
||
[](ui::Size size, const auto& pair) -> ui::Size {
|
||
const auto& display = pair.second;
|
||
return {std::max(size.getWidth(), display->getWidth()),
|
||
std::max(size.getHeight(), display->getHeight())};
|
||
});
|
||
}();
|
||
|
||
// Ignore display bounds for now since they will be computed later. Use a large Rect bound
|
||
// to ensure it's bigger than an actual display will be.
|
||
const float xMax = maxSize.getWidth() * 10.f;
|
||
const float yMax = maxSize.getHeight() * 10.f;
|
||
|
||
return {-xMax, -yMax, xMax, yMax};
|
||
}
|
||
|
||
void SurfaceFlinger::computeLayerBounds() {
|
||
const FloatRect maxBounds = getMaxDisplayBounds();
|
||
for (const auto& layer : mDrawingState.layersSortedByZ) {
|
||
layer->computeBounds(maxBounds, ui::Transform(), 0.f /* shadowRadius */);
|
||
}
|
||
}
|
||
|
||
void SurfaceFlinger::postFrame() {
|
||
const auto display = FTL_FAKE_GUARD(mStateLock, getDefaultDisplayDeviceLocked());
|
||
if (display && getHwComposer().isConnected(display->getPhysicalId())) {
|
||
uint32_t flipCount = display->getPageFlipCount();
|
||
if (flipCount % LOG_FRAME_STATS_PERIOD == 0) {
|
||
logFrameStats();
|
||
}
|
||
}
|
||
}
|
||
|
||
void SurfaceFlinger::commitTransactions() {
|
||
ATRACE_CALL();
|
||
|
||
// Keep a copy of the drawing state (that is going to be overwritten
|
||
// by commitTransactionsLocked) outside of mStateLock so that the side
|
||
// effects of the State assignment don't happen with mStateLock held,
|
||
// which can cause deadlocks.
|
||
State drawingState(mDrawingState);
|
||
|
||
Mutex::Autolock lock(mStateLock);
|
||
mDebugInTransaction = systemTime();
|
||
|
||
// Here we're guaranteed that some transaction flags are set
|
||
// so we can call commitTransactionsLocked unconditionally.
|
||
// We clear the flags with mStateLock held to guarantee that
|
||
// mCurrentState won't change until the transaction is committed.
|
||
modulateVsync(&VsyncModulator::onTransactionCommit);
|
||
commitTransactionsLocked(clearTransactionFlags(eTransactionMask));
|
||
|
||
mDebugInTransaction = 0;
|
||
}
|
||
|
||
std::pair<DisplayModes, DisplayModePtr> SurfaceFlinger::loadDisplayModes(
|
||
PhysicalDisplayId displayId) const {
|
||
std::vector<HWComposer::HWCDisplayMode> hwcModes;
|
||
std::optional<hal::HWDisplayId> activeModeHwcId;
|
||
|
||
int attempt = 0;
|
||
constexpr int kMaxAttempts = 3;
|
||
do {
|
||
hwcModes = getHwComposer().getModes(displayId);
|
||
activeModeHwcId = getHwComposer().getActiveMode(displayId);
|
||
LOG_ALWAYS_FATAL_IF(!activeModeHwcId, "HWC returned no active mode");
|
||
|
||
const auto isActiveMode = [activeModeHwcId](const HWComposer::HWCDisplayMode& mode) {
|
||
return mode.hwcId == *activeModeHwcId;
|
||
};
|
||
|
||
if (std::any_of(hwcModes.begin(), hwcModes.end(), isActiveMode)) {
|
||
break;
|
||
}
|
||
} while (++attempt < kMaxAttempts);
|
||
|
||
LOG_ALWAYS_FATAL_IF(attempt == kMaxAttempts,
|
||
"After %d attempts HWC still returns an active mode which is not"
|
||
" supported. Active mode ID = %" PRIu64 ". Supported modes = %s",
|
||
kMaxAttempts, *activeModeHwcId, base::Join(hwcModes, ", ").c_str());
|
||
|
||
DisplayModes oldModes;
|
||
if (const auto token = getPhysicalDisplayTokenLocked(displayId)) {
|
||
oldModes = getDisplayDeviceLocked(token)->getSupportedModes();
|
||
}
|
||
|
||
ui::DisplayModeId nextModeId = 1 +
|
||
std::accumulate(oldModes.begin(), oldModes.end(), static_cast<ui::DisplayModeId>(-1),
|
||
[](ui::DisplayModeId max, const auto& pair) {
|
||
return std::max(max, pair.first.value());
|
||
});
|
||
|
||
DisplayModes newModes;
|
||
for (const auto& hwcMode : hwcModes) {
|
||
const DisplayModeId id{nextModeId++};
|
||
newModes.try_emplace(id,
|
||
DisplayMode::Builder(hwcMode.hwcId)
|
||
.setId(id)
|
||
.setPhysicalDisplayId(displayId)
|
||
.setResolution({hwcMode.width, hwcMode.height})
|
||
.setVsyncPeriod(hwcMode.vsyncPeriod)
|
||
.setDpiX(hwcMode.dpiX)
|
||
.setDpiY(hwcMode.dpiY)
|
||
.setGroup(hwcMode.configGroup)
|
||
.build());
|
||
}
|
||
|
||
const bool sameModes =
|
||
std::equal(newModes.begin(), newModes.end(), oldModes.begin(), oldModes.end(),
|
||
[](const auto& lhs, const auto& rhs) {
|
||
return equalsExceptDisplayModeId(*lhs.second, *rhs.second);
|
||
});
|
||
|
||
// Keep IDs if modes have not changed.
|
||
const auto& modes = sameModes ? oldModes : newModes;
|
||
const DisplayModePtr activeMode =
|
||
std::find_if(modes.begin(), modes.end(), [activeModeHwcId](const auto& pair) {
|
||
return pair.second->getHwcId() == activeModeHwcId;
|
||
})->second;
|
||
|
||
return {modes, activeMode};
|
||
}
|
||
|
||
void SurfaceFlinger::processDisplayHotplugEventsLocked() {
|
||
for (const auto& event : mPendingHotplugEvents) {
|
||
std::optional<DisplayIdentificationInfo> info =
|
||
getHwComposer().onHotplug(event.hwcDisplayId, event.connection);
|
||
|
||
if (!info) {
|
||
continue;
|
||
}
|
||
|
||
const auto displayId = info->id;
|
||
const auto token = mPhysicalDisplayTokens.get(displayId);
|
||
|
||
if (event.connection == hal::Connection::CONNECTED) {
|
||
auto [supportedModes, activeMode] = loadDisplayModes(displayId);
|
||
|
||
if (!token) {
|
||
ALOGV("Creating display %s", to_string(displayId).c_str());
|
||
|
||
DisplayDeviceState state;
|
||
state.physical = {.id = displayId,
|
||
.type = getHwComposer().getDisplayConnectionType(displayId),
|
||
.hwcDisplayId = event.hwcDisplayId,
|
||
.deviceProductInfo = std::move(info->deviceProductInfo),
|
||
.supportedModes = std::move(supportedModes),
|
||
.activeMode = std::move(activeMode)};
|
||
state.isSecure = true; // All physical displays are currently considered secure.
|
||
state.displayName = std::move(info->name);
|
||
|
||
sp<IBinder> token = new BBinder();
|
||
mCurrentState.displays.add(token, state);
|
||
mPhysicalDisplayTokens.try_emplace(displayId, std::move(token));
|
||
mInterceptor->saveDisplayCreation(state);
|
||
} else {
|
||
ALOGV("Recreating display %s", to_string(displayId).c_str());
|
||
|
||
auto& state = mCurrentState.displays.editValueFor(token->get());
|
||
state.sequenceId = DisplayDeviceState{}.sequenceId; // Generate new sequenceId.
|
||
state.physical->supportedModes = std::move(supportedModes);
|
||
state.physical->activeMode = std::move(activeMode);
|
||
if (getHwComposer().updatesDeviceProductInfoOnHotplugReconnect()) {
|
||
state.physical->deviceProductInfo = std::move(info->deviceProductInfo);
|
||
}
|
||
}
|
||
} else {
|
||
ALOGV("Removing display %s", to_string(displayId).c_str());
|
||
|
||
if (const ssize_t index = mCurrentState.displays.indexOfKey(token->get()); index >= 0) {
|
||
const DisplayDeviceState& state = mCurrentState.displays.valueAt(index);
|
||
mInterceptor->saveDisplayDeletion(state.sequenceId);
|
||
mCurrentState.displays.removeItemsAt(index);
|
||
}
|
||
|
||
mPhysicalDisplayTokens.erase(displayId);
|
||
}
|
||
|
||
processDisplayChangesLocked();
|
||
}
|
||
|
||
mPendingHotplugEvents.clear();
|
||
}
|
||
|
||
void SurfaceFlinger::dispatchDisplayHotplugEvent(PhysicalDisplayId displayId, bool connected) {
|
||
ALOGI("Dispatching display hotplug event displayId=%s, connected=%d",
|
||
to_string(displayId).c_str(), connected);
|
||
mScheduler->onHotplugReceived(mAppConnectionHandle, displayId, connected);
|
||
mScheduler->onHotplugReceived(mSfConnectionHandle, displayId, connected);
|
||
}
|
||
|
||
sp<DisplayDevice> SurfaceFlinger::setupNewDisplayDeviceInternal(
|
||
const wp<IBinder>& displayToken,
|
||
std::shared_ptr<compositionengine::Display> compositionDisplay,
|
||
const DisplayDeviceState& state,
|
||
const sp<compositionengine::DisplaySurface>& displaySurface,
|
||
const sp<IGraphicBufferProducer>& producer) {
|
||
DisplayDeviceCreationArgs creationArgs(this, getHwComposer(), displayToken, compositionDisplay);
|
||
creationArgs.sequenceId = state.sequenceId;
|
||
creationArgs.isSecure = state.isSecure;
|
||
creationArgs.displaySurface = displaySurface;
|
||
creationArgs.hasWideColorGamut = false;
|
||
creationArgs.supportedPerFrameMetadata = 0;
|
||
|
||
if (const auto& physical = state.physical) {
|
||
creationArgs.connectionType = physical->type;
|
||
creationArgs.supportedModes = physical->supportedModes;
|
||
creationArgs.activeModeId = physical->activeMode->getId();
|
||
const auto [kernelIdleTimerController, idleTimerTimeoutMs] =
|
||
getKernelIdleTimerProperties(compositionDisplay->getId());
|
||
|
||
scheduler::RefreshRateConfigs::Config config =
|
||
{.enableFrameRateOverride = android::sysprop::enable_frame_rate_override(false),
|
||
.frameRateMultipleThreshold =
|
||
base::GetIntProperty("debug.sf.frame_rate_multiple_threshold", 0),
|
||
.idleTimerTimeout = idleTimerTimeoutMs,
|
||
.kernelIdleTimerController = kernelIdleTimerController};
|
||
creationArgs.refreshRateConfigs =
|
||
std::make_shared<scheduler::RefreshRateConfigs>(creationArgs.supportedModes,
|
||
creationArgs.activeModeId, config);
|
||
}
|
||
|
||
if (const auto id = PhysicalDisplayId::tryCast(compositionDisplay->getId())) {
|
||
creationArgs.isPrimary = id == getPrimaryDisplayIdLocked();
|
||
|
||
if (useColorManagement) {
|
||
std::vector<ColorMode> modes = getHwComposer().getColorModes(*id);
|
||
for (ColorMode colorMode : modes) {
|
||
if (isWideColorMode(colorMode)) {
|
||
creationArgs.hasWideColorGamut = true;
|
||
}
|
||
|
||
std::vector<RenderIntent> renderIntents =
|
||
getHwComposer().getRenderIntents(*id, colorMode);
|
||
creationArgs.hwcColorModes.emplace(colorMode, renderIntents);
|
||
}
|
||
}
|
||
}
|
||
|
||
if (const auto id = HalDisplayId::tryCast(compositionDisplay->getId())) {
|
||
getHwComposer().getHdrCapabilities(*id, &creationArgs.hdrCapabilities);
|
||
creationArgs.supportedPerFrameMetadata = getHwComposer().getSupportedPerFrameMetadata(*id);
|
||
}
|
||
|
||
auto nativeWindowSurface = getFactory().createNativeWindowSurface(producer);
|
||
auto nativeWindow = nativeWindowSurface->getNativeWindow();
|
||
creationArgs.nativeWindow = nativeWindow;
|
||
|
||
// Make sure that composition can never be stalled by a virtual display
|
||
// consumer that isn't processing buffers fast enough. We have to do this
|
||
// here, in case the display is composed entirely by HWC.
|
||
if (state.isVirtual()) {
|
||
nativeWindow->setSwapInterval(nativeWindow.get(), 0);
|
||
}
|
||
|
||
creationArgs.physicalOrientation =
|
||
getPhysicalDisplayOrientation(compositionDisplay->getId(), creationArgs.isPrimary);
|
||
ALOGV("Display Orientation: %s", toCString(creationArgs.physicalOrientation));
|
||
|
||
// virtual displays are always considered enabled
|
||
creationArgs.initialPowerMode =
|
||
state.isVirtual() ? std::make_optional(hal::PowerMode::ON) : std::nullopt;
|
||
|
||
sp<DisplayDevice> display = getFactory().createDisplayDevice(creationArgs);
|
||
|
||
nativeWindowSurface->preallocateBuffers();
|
||
|
||
ColorMode defaultColorMode = ColorMode::NATIVE;
|
||
Dataspace defaultDataSpace = Dataspace::UNKNOWN;
|
||
if (display->hasWideColorGamut()) {
|
||
defaultColorMode = ColorMode::SRGB;
|
||
defaultDataSpace = Dataspace::V0_SRGB;
|
||
}
|
||
display->getCompositionDisplay()->setColorProfile(
|
||
compositionengine::Output::ColorProfile{defaultColorMode, defaultDataSpace,
|
||
RenderIntent::COLORIMETRIC,
|
||
Dataspace::UNKNOWN});
|
||
if (!state.isVirtual()) {
|
||
FTL_FAKE_GUARD(kMainThreadContext,
|
||
display->setActiveMode(state.physical->activeMode->getId()));
|
||
display->setDeviceProductInfo(state.physical->deviceProductInfo);
|
||
}
|
||
|
||
display->setLayerStack(state.layerStack);
|
||
display->setProjection(state.orientation, state.layerStackSpaceRect,
|
||
state.orientedDisplaySpaceRect);
|
||
display->setDisplayName(state.displayName);
|
||
display->setFlags(state.flags);
|
||
|
||
return display;
|
||
}
|
||
|
||
void SurfaceFlinger::processDisplayAdded(const wp<IBinder>& displayToken,
|
||
const DisplayDeviceState& state) {
|
||
ui::Size resolution(0, 0);
|
||
ui::PixelFormat pixelFormat = static_cast<ui::PixelFormat>(PIXEL_FORMAT_UNKNOWN);
|
||
if (state.physical) {
|
||
resolution = state.physical->activeMode->getResolution();
|
||
pixelFormat = static_cast<ui::PixelFormat>(PIXEL_FORMAT_RGBA_8888);
|
||
} else if (state.surface != nullptr) {
|
||
int status = state.surface->query(NATIVE_WINDOW_WIDTH, &resolution.width);
|
||
ALOGE_IF(status != NO_ERROR, "Unable to query width (%d)", status);
|
||
status = state.surface->query(NATIVE_WINDOW_HEIGHT, &resolution.height);
|
||
ALOGE_IF(status != NO_ERROR, "Unable to query height (%d)", status);
|
||
int format;
|
||
status = state.surface->query(NATIVE_WINDOW_FORMAT, &format);
|
||
ALOGE_IF(status != NO_ERROR, "Unable to query format (%d)", status);
|
||
pixelFormat = static_cast<ui::PixelFormat>(format);
|
||
} else {
|
||
// Virtual displays without a surface are dormant:
|
||
// they have external state (layer stack, projection,
|
||
// etc.) but no internal state (i.e. a DisplayDevice).
|
||
return;
|
||
}
|
||
|
||
compositionengine::DisplayCreationArgsBuilder builder;
|
||
if (const auto& physical = state.physical) {
|
||
builder.setId(physical->id);
|
||
} else {
|
||
builder.setId(acquireVirtualDisplay(resolution, pixelFormat, state.layerStack));
|
||
}
|
||
|
||
builder.setPixels(resolution);
|
||
builder.setIsSecure(state.isSecure);
|
||
builder.setPowerAdvisor(mPowerAdvisor.get());
|
||
builder.setName(state.displayName);
|
||
auto compositionDisplay = getCompositionEngine().createDisplay(builder.build());
|
||
compositionDisplay->setLayerCachingEnabled(mLayerCachingEnabled);
|
||
|
||
sp<compositionengine::DisplaySurface> displaySurface;
|
||
sp<IGraphicBufferProducer> producer;
|
||
sp<IGraphicBufferProducer> bqProducer;
|
||
sp<IGraphicBufferConsumer> bqConsumer;
|
||
getFactory().createBufferQueue(&bqProducer, &bqConsumer, /*consumerIsSurfaceFlinger =*/false);
|
||
|
||
if (state.isVirtual()) {
|
||
const auto displayId = VirtualDisplayId::tryCast(compositionDisplay->getId());
|
||
LOG_FATAL_IF(!displayId);
|
||
auto surface = sp<VirtualDisplaySurface>::make(getHwComposer(), *displayId, state.surface,
|
||
bqProducer, bqConsumer, state.displayName);
|
||
displaySurface = surface;
|
||
producer = std::move(surface);
|
||
} else {
|
||
ALOGE_IF(state.surface != nullptr,
|
||
"adding a supported display, but rendering "
|
||
"surface is provided (%p), ignoring it",
|
||
state.surface.get());
|
||
const auto displayId = PhysicalDisplayId::tryCast(compositionDisplay->getId());
|
||
LOG_FATAL_IF(!displayId);
|
||
displaySurface =
|
||
sp<FramebufferSurface>::make(getHwComposer(), *displayId, bqConsumer,
|
||
state.physical->activeMode->getResolution(),
|
||
ui::Size(maxGraphicsWidth, maxGraphicsHeight));
|
||
producer = bqProducer;
|
||
}
|
||
|
||
LOG_FATAL_IF(!displaySurface);
|
||
auto display = setupNewDisplayDeviceInternal(displayToken, std::move(compositionDisplay), state,
|
||
displaySurface, producer);
|
||
if (display->isPrimary()) {
|
||
initScheduler(display);
|
||
}
|
||
if (!state.isVirtual()) {
|
||
dispatchDisplayHotplugEvent(display->getPhysicalId(), true);
|
||
}
|
||
|
||
mDisplays.try_emplace(displayToken, std::move(display));
|
||
}
|
||
|
||
void SurfaceFlinger::processDisplayRemoved(const wp<IBinder>& displayToken) {
|
||
auto display = getDisplayDeviceLocked(displayToken);
|
||
if (display) {
|
||
display->disconnect();
|
||
|
||
if (display->isVirtual()) {
|
||
releaseVirtualDisplay(display->getVirtualId());
|
||
} else {
|
||
dispatchDisplayHotplugEvent(display->getPhysicalId(), false);
|
||
}
|
||
}
|
||
|
||
mDisplays.erase(displayToken);
|
||
|
||
if (display && display->isVirtual()) {
|
||
static_cast<void>(mScheduler->schedule([display = std::move(display)] {
|
||
// Destroy the display without holding the mStateLock.
|
||
// This is a temporary solution until we can manage transaction queues without
|
||
// holding the mStateLock.
|
||
// With blast, the IGBP that is passed to the VirtualDisplaySurface is owned by the
|
||
// client. When the IGBP is disconnected, its buffer cache in SF will be cleared
|
||
// via SurfaceComposerClient::doUncacheBufferTransaction. This call from the client
|
||
// ends up running on the main thread causing a deadlock since setTransactionstate
|
||
// will try to acquire the mStateLock. Instead we extend the lifetime of
|
||
// DisplayDevice and destroy it in the main thread without holding the mStateLock.
|
||
// The display will be disconnected and removed from the mDisplays list so it will
|
||
// not be accessible.
|
||
}));
|
||
}
|
||
}
|
||
|
||
void SurfaceFlinger::processDisplayChanged(const wp<IBinder>& displayToken,
|
||
const DisplayDeviceState& currentState,
|
||
const DisplayDeviceState& drawingState) {
|
||
const sp<IBinder> currentBinder = IInterface::asBinder(currentState.surface);
|
||
const sp<IBinder> drawingBinder = IInterface::asBinder(drawingState.surface);
|
||
|
||
// Recreate the DisplayDevice if the surface or sequence ID changed.
|
||
if (currentBinder != drawingBinder || currentState.sequenceId != drawingState.sequenceId) {
|
||
getRenderEngine().cleanFramebufferCache();
|
||
|
||
if (const auto display = getDisplayDeviceLocked(displayToken)) {
|
||
display->disconnect();
|
||
if (display->isVirtual()) {
|
||
releaseVirtualDisplay(display->getVirtualId());
|
||
}
|
||
}
|
||
|
||
mDisplays.erase(displayToken);
|
||
|
||
if (const auto& physical = currentState.physical) {
|
||
getHwComposer().allocatePhysicalDisplay(physical->hwcDisplayId, physical->id);
|
||
}
|
||
|
||
processDisplayAdded(displayToken, currentState);
|
||
|
||
if (currentState.physical) {
|
||
const auto display = getDisplayDeviceLocked(displayToken);
|
||
setPowerModeInternal(display, hal::PowerMode::ON);
|
||
|
||
// TODO(b/175678251) Call a listener instead.
|
||
if (currentState.physical->hwcDisplayId == getHwComposer().getPrimaryHwcDisplayId()) {
|
||
updateInternalDisplayVsyncLocked(display);
|
||
}
|
||
}
|
||
return;
|
||
}
|
||
|
||
if (const auto display = getDisplayDeviceLocked(displayToken)) {
|
||
if (currentState.layerStack != drawingState.layerStack) {
|
||
display->setLayerStack(currentState.layerStack);
|
||
}
|
||
if (currentState.flags != drawingState.flags) {
|
||
display->setFlags(currentState.flags);
|
||
}
|
||
|
||
// RK： 标准分辨率切换流程需要将 display size 修改提前
|
||
if (currentState.width != drawingState.width ||
|
||
currentState.height != drawingState.height) {
|
||
display->setDisplaySize(currentState.width, currentState.height);
|
||
}
|
||
|
||
if ((currentState.orientation != drawingState.orientation) ||
|
||
(currentState.layerStackSpaceRect != drawingState.layerStackSpaceRect) ||
|
||
(currentState.orientedDisplaySpaceRect != drawingState.orientedDisplaySpaceRect)) {
|
||
display->setProjection(currentState.orientation, currentState.layerStackSpaceRect,
|
||
currentState.orientedDisplaySpaceRect);
|
||
if (isDisplayActiveLocked(display)) {
|
||
mActiveDisplayTransformHint = display->getTransformHint();
|
||
}
|
||
}
|
||
if (currentState.width != drawingState.width ||
|
||
currentState.height != drawingState.height) {
|
||
// RK： 标准分辨率切换流程需要将 display size 修改提前
|
||
// display->setDisplaySize(currentState.width, currentState.height);
|
||
|
||
if (isDisplayActiveLocked(display)) {
|
||
onActiveDisplaySizeChanged(display);
|
||
}
|
||
}
|
||
}
|
||
}
|
||
void SurfaceFlinger::updateInternalDisplayVsyncLocked(const sp<DisplayDevice>& activeDisplay) {
|
||
mVsyncConfiguration->reset();
|
||
const Fps refreshRate = activeDisplay->refreshRateConfigs().getActiveMode()->getFps();
|
||
updatePhaseConfiguration(refreshRate);
|
||
mRefreshRateStats->setRefreshRate(refreshRate);
|
||
}
|
||
|
||
void SurfaceFlinger::processDisplayChangesLocked() {
|
||
// here we take advantage of Vector's copy-on-write semantics to
|
||
// improve performance by skipping the transaction entirely when
|
||
// know that the lists are identical
|
||
const KeyedVector<wp<IBinder>, DisplayDeviceState>& curr(mCurrentState.displays);
|
||
const KeyedVector<wp<IBinder>, DisplayDeviceState>& draw(mDrawingState.displays);
|
||
if (!curr.isIdenticalTo(draw)) {
|
||
mVisibleRegionsDirty = true;
|
||
|
||
// find the displays that were removed
|
||
// (ie: in drawing state but not in current state)
|
||
// also handle displays that changed
|
||
// (ie: displays that are in both lists)
|
||
for (size_t i = 0; i < draw.size(); i++) {
|
||
const wp<IBinder>& displayToken = draw.keyAt(i);
|
||
const ssize_t j = curr.indexOfKey(displayToken);
|
||
if (j < 0) {
|
||
// in drawing state but not in current state
|
||
processDisplayRemoved(displayToken);
|
||
} else {
|
||
// this display is in both lists. see if something changed.
|
||
const DisplayDeviceState& currentState = curr[j];
|
||
const DisplayDeviceState& drawingState = draw[i];
|
||
processDisplayChanged(displayToken, currentState, drawingState);
|
||
}
|
||
}
|
||
|
||
// find displays that were added
|
||
// (ie: in current state but not in drawing state)
|
||
for (size_t i = 0; i < curr.size(); i++) {
|
||
const wp<IBinder>& displayToken = curr.keyAt(i);
|
||
if (draw.indexOfKey(displayToken) < 0) {
|
||
processDisplayAdded(displayToken, curr[i]);
|
||
}
|
||
}
|
||
}
|
||
|
||
mDrawingState.displays = mCurrentState.displays;
|
||
}
|
||
|
||
void SurfaceFlinger::commitTransactionsLocked(uint32_t transactionFlags) {
|
||
// Commit display transactions.
|
||
const bool displayTransactionNeeded = transactionFlags & eDisplayTransactionNeeded;
|
||
if (displayTransactionNeeded) {
|
||
processDisplayChangesLocked();
|
||
processDisplayHotplugEventsLocked();
|
||
}
|
||
mForceTransactionDisplayChange = displayTransactionNeeded;
|
||
|
||
if (mSomeChildrenChanged) {
|
||
mVisibleRegionsDirty = true;
|
||
mSomeChildrenChanged = false;
|
||
}
|
||
|
||
// Update transform hint.
|
||
if (transactionFlags & (eTransformHintUpdateNeeded | eDisplayTransactionNeeded)) {
|
||
// Layers and/or displays have changed, so update the transform hint for each layer.
|
||
//
|
||
// NOTE: we do this here, rather than when presenting the display so that
|
||
// the hint is set before we acquire a buffer from the surface texture.
|
||
//
|
||
// NOTE: layer transactions have taken place already, so we use their
|
||
// drawing state. However, SurfaceFlinger's own transaction has not
|
||
// happened yet, so we must use the current state layer list
|
||
// (soon to become the drawing state list).
|
||
//
|
||
sp<const DisplayDevice> hintDisplay;
|
||
ui::LayerStack layerStack;
|
||
|
||
mCurrentState.traverse([&](Layer* layer) REQUIRES(mStateLock) {
|
||
// NOTE: we rely on the fact that layers are sorted by
|
||
// layerStack first (so we don't have to traverse the list
|
||
// of displays for every layer).
|
||
if (const auto filter = layer->getOutputFilter(); layerStack != filter.layerStack) {
|
||
layerStack = filter.layerStack;
|
||
hintDisplay = nullptr;
|
||
|
||
// Find the display that includes the layer.
|
||
for (const auto& [token, display] : mDisplays) {
|
||
if (!display->getCompositionDisplay()->includesLayer(filter)) {
|
||
continue;
|
||
}
|
||
|
||
// Pick the primary display if another display mirrors the layer.
|
||
if (hintDisplay) {
|
||
hintDisplay = nullptr;
|
||
break;
|
||
}
|
||
|
||
hintDisplay = display;
|
||
}
|
||
}
|
||
|
||
if (!hintDisplay) {
|
||
// NOTE: TEMPORARY FIX ONLY. Real fix should cause layers to
|
||
// redraw after transform hint changes. See bug 8508397.
|
||
|
||
// could be null when this layer is using a layerStack
|
||
// that is not visible on any display. Also can occur at
|
||
// screen off/on times.
|
||
hintDisplay = getDefaultDisplayDeviceLocked();
|
||
}
|
||
|
||
layer->updateTransformHint(hintDisplay->getTransformHint());
|
||
});
|
||
}
|
||
|
||
if (mLayersAdded) {
|
||
mLayersAdded = false;
|
||
// Layers have been added.
|
||
mVisibleRegionsDirty = true;
|
||
}
|
||
|
||
// some layers might have been removed, so
|
||
// we need to update the regions they're exposing.
|
||
if (mLayersRemoved) {
|
||
mLayersRemoved = false;
|
||
mVisibleRegionsDirty = true;
|
||
mDrawingState.traverseInZOrder([&](Layer* layer) {
|
||
if (mLayersPendingRemoval.indexOf(layer) >= 0) {
|
||
// this layer is not visible anymore
|
||
Region visibleReg;
|
||
visibleReg.set(layer->getScreenBounds());
|
||
invalidateLayerStack(layer, visibleReg);
|
||
}
|
||
});
|
||
}
|
||
|
||
doCommitTransactions();
|
||
signalSynchronousTransactions(CountDownLatch::eSyncTransaction);
|
||
mAnimTransactionPending = false;
|
||
}
|
||
|
||
void SurfaceFlinger::updateInputFlinger() {
|
||
ATRACE_CALL();
|
||
if (!mInputFlinger) {
|
||
return;
|
||
}
|
||
|
||
std::vector<WindowInfo> windowInfos;
|
||
std::vector<DisplayInfo> displayInfos;
|
||
bool updateWindowInfo = false;
|
||
if (mVisibleRegionsDirty || mInputInfoChanged) {
|
||
mInputInfoChanged = false;
|
||
updateWindowInfo = true;
|
||
buildWindowInfos(windowInfos, displayInfos);
|
||
}
|
||
if (!updateWindowInfo && mInputWindowCommands.empty()) {
|
||
return;
|
||
}
|
||
BackgroundExecutor::getInstance().sendCallbacks({[updateWindowInfo,
|
||
windowInfos = std::move(windowInfos),
|
||
displayInfos = std::move(displayInfos),
|
||
inputWindowCommands =
|
||
std::move(mInputWindowCommands),
|
||
inputFlinger = mInputFlinger, this]() {
|
||
ATRACE_NAME("BackgroundExecutor::updateInputFlinger");
|
||
if (updateWindowInfo) {
|
||
mWindowInfosListenerInvoker->windowInfosChanged(windowInfos, displayInfos,
|
||
inputWindowCommands.syncInputWindows);
|
||
} else if (inputWindowCommands.syncInputWindows) {
|
||
// If the caller requested to sync input windows, but there are no
|
||
// changes to input windows, notify immediately.
|
||
windowInfosReported();
|
||
}
|
||
for (const auto& focusRequest : inputWindowCommands.focusRequests) {
|
||
inputFlinger->setFocusedWindow(focusRequest);
|
||
}
|
||
}});
|
||
|
||
mInputWindowCommands.clear();
|
||
}
|
||
|
||
void SurfaceFlinger::persistDisplayBrightness(bool needsComposite) {
|
||
const bool supportsDisplayBrightnessCommand = getHwComposer().getComposer()->isSupported(
|
||
Hwc2::Composer::OptionalFeature::DisplayBrightnessCommand);
|
||
if (!supportsDisplayBrightnessCommand) {
|
||
return;
|
||
}
|
||
|
||
for (const auto& [_, display] : FTL_FAKE_GUARD(mStateLock, mDisplays)) {
|
||
if (const auto brightness = display->getStagedBrightness(); brightness) {
|
||
if (!needsComposite) {
|
||
const status_t error =
|
||
getHwComposer()
|
||
.setDisplayBrightness(display->getPhysicalId(), *brightness,
|
||
display->getCompositionDisplay()
|
||
->getState()
|
||
.displayBrightnessNits,
|
||
Hwc2::Composer::DisplayBrightnessOptions{
|
||
.applyImmediately = true})
|
||
.get();
|
||
|
||
ALOGE_IF(error != NO_ERROR,
|
||
"Error setting display brightness for display %s: %d (%s)",
|
||
display->getDebugName().c_str(), error, strerror(error));
|
||
}
|
||
display->persistBrightness(needsComposite);
|
||
}
|
||
}
|
||
}
|
||
|
||
void SurfaceFlinger::buildWindowInfos(std::vector<WindowInfo>& outWindowInfos,
|
||
std::vector<DisplayInfo>& outDisplayInfos) {
|
||
ftl::SmallMap<ui::LayerStack, DisplayDevice::InputInfo, 4> displayInputInfos;
|
||
|
||
for (const auto& [_, display] : FTL_FAKE_GUARD(mStateLock, mDisplays)) {
|
||
const auto layerStack = display->getLayerStack();
|
||
const auto info = display->getInputInfo();
|
||
|
||
const auto [it, emplaced] = displayInputInfos.try_emplace(layerStack, info);
|
||
if (emplaced) {
|
||
continue;
|
||
}
|
||
|
||
// If the layer stack is mirrored on multiple displays, the first display that is configured
|
||
// to receive input takes precedence.
|
||
auto& otherInfo = it->second;
|
||
if (otherInfo.receivesInput) {
|
||
ALOGW_IF(display->receivesInput(),
|
||
"Multiple displays claim to accept input for the same layer stack: %u",
|
||
layerStack.id);
|
||
} else {
|
||
otherInfo = info;
|
||
}
|
||
}
|
||
|
||
static size_t sNumWindowInfos = 0;
|
||
outWindowInfos.reserve(sNumWindowInfos);
|
||
sNumWindowInfos = 0;
|
||
|
||
mDrawingState.traverseInReverseZOrder([&](Layer* layer) {
|
||
if (!layer->needsInputInfo()) return;
|
||
|
||
const auto opt = displayInputInfos.get(layer->getLayerStack(),
|
||
[](const auto& info) -> Layer::InputDisplayArgs {
|
||
return {&info.transform, info.isSecure};
|
||
});
|
||
outWindowInfos.push_back(layer->fillInputInfo(opt.value_or(Layer::InputDisplayArgs{})));
|
||
});
|
||
|
||
sNumWindowInfos = outWindowInfos.size();
|
||
|
||
outDisplayInfos.reserve(displayInputInfos.size());
|
||
for (const auto& [_, info] : displayInputInfos) {
|
||
outDisplayInfos.push_back(info.info);
|
||
}
|
||
}
|
||
|
||
void SurfaceFlinger::updateCursorAsync() {
|
||
compositionengine::CompositionRefreshArgs refreshArgs;
|
||
for (const auto& [_, display] : FTL_FAKE_GUARD(mStateLock, mDisplays)) {
|
||
if (HalDisplayId::tryCast(display->getId())) {
|
||
refreshArgs.outputs.push_back(display->getCompositionDisplay());
|
||
}
|
||
}
|
||
|
||
mCompositionEngine->updateCursorAsync(refreshArgs);
|
||
}
|
||
|
||
void SurfaceFlinger::requestDisplayMode(DisplayModePtr mode, DisplayModeEvent event) {
|
||
// If this is called from the main thread mStateLock must be locked before
|
||
// Currently the only way to call this function from the main thread is from
|
||
// Scheduler::chooseRefreshRateForContent
|
||
|
||
ConditionalLock lock(mStateLock, std::this_thread::get_id() != mMainThreadId);
|
||
|
||
const auto display = getDefaultDisplayDeviceLocked();
|
||
if (!display || mBootStage != BootStage::FINISHED) {
|
||
return;
|
||
}
|
||
ATRACE_CALL();
|
||
|
||
if (display->isInternal() && !isDisplayActiveLocked(display)) {
|
||
ALOGV("%s(%s): Inactive display", __func__, to_string(display->getId()).c_str());
|
||
return;
|
||
}
|
||
|
||
if (!display->refreshRateConfigs().isModeAllowed(mode->getId())) {
|
||
ALOGV("%s(%s): Disallowed mode %d", __func__, to_string(display->getId()).c_str(),
|
||
mode->getId().value());
|
||
return;
|
||
}
|
||
|
||
setDesiredActiveMode({std::move(mode), event});
|
||
}
|
||
|
||
void SurfaceFlinger::triggerOnFrameRateOverridesChanged() {
|
||
PhysicalDisplayId displayId = [&]() {
|
||
ConditionalLock lock(mStateLock, std::this_thread::get_id() != mMainThreadId);
|
||
return getDefaultDisplayDeviceLocked()->getPhysicalId();
|
||
}();
|
||
|
||
mScheduler->onFrameRateOverridesChanged(mAppConnectionHandle, displayId);
|
||
}
|
||
|
||
void SurfaceFlinger::initScheduler(const sp<DisplayDevice>& display) {
|
||
if (mScheduler) {
|
||
// If the scheduler is already initialized, this means that we received
|
||
// a hotplug(connected) on the primary display. In that case we should
|
||
// update the scheduler with the most recent display information.
|
||
ALOGW("Scheduler already initialized, updating instead");
|
||
mScheduler->setRefreshRateConfigs(display->holdRefreshRateConfigs());
|
||
return;
|
||
}
|
||
const auto currRefreshRate = display->getActiveMode()->getFps();
|
||
mRefreshRateStats = std::make_unique<scheduler::RefreshRateStats>(*mTimeStats, currRefreshRate,
|
||
hal::PowerMode::OFF);
|
||
|
||
mVsyncConfiguration = getFactory().createVsyncConfiguration(currRefreshRate);
|
||
mVsyncModulator = sp<VsyncModulator>::make(mVsyncConfiguration->getCurrentConfigs());
|
||
|
||
using Feature = scheduler::Feature;
|
||
scheduler::FeatureFlags features;
|
||
|
||
if (sysprop::use_content_detection_for_refresh_rate(false)) {
|
||
features |= Feature::kContentDetection;
|
||
}
|
||
if (base::GetBoolProperty("debug.sf.show_predicted_vsync"s, false)) {
|
||
features |= Feature::kTracePredictedVsync;
|
||
}
|
||
if (!base::GetBoolProperty("debug.sf.vsync_reactor_ignore_present_fences"s, false) &&
|
||
!getHwComposer().hasCapability(Capability::PRESENT_FENCE_IS_NOT_RELIABLE)) {
|
||
features |= Feature::kPresentFences;
|
||
}
|
||
|
||
mScheduler = std::make_unique<scheduler::Scheduler>(static_cast<ICompositor&>(*this),
|
||
static_cast<ISchedulerCallback&>(*this),
|
||
features);
|
||
{
|
||
auto configs = display->holdRefreshRateConfigs();
|
||
if (configs->kernelIdleTimerController().has_value()) {
|
||
features |= Feature::kKernelIdleTimer;
|
||
}
|
||
|
||
mScheduler->createVsyncSchedule(features);
|
||
mScheduler->setRefreshRateConfigs(std::move(configs));
|
||
}
|
||
setVsyncEnabled(false);
|
||
mScheduler->startTimers();
|
||
|
||
const auto configs = mVsyncConfiguration->getCurrentConfigs();
|
||
const nsecs_t vsyncPeriod = currRefreshRate.getPeriodNsecs();
|
||
mAppConnectionHandle =
|
||
mScheduler->createConnection("app", mFrameTimeline->getTokenManager(),
|
||
/*workDuration=*/configs.late.appWorkDuration,
|
||
/*readyDuration=*/configs.late.sfWorkDuration,
|
||
impl::EventThread::InterceptVSyncsCallback());
|
||
mSfConnectionHandle =
|
||
mScheduler->createConnection("appSf", mFrameTimeline->getTokenManager(),
|
||
/*workDuration=*/std::chrono::nanoseconds(vsyncPeriod),
|
||
/*readyDuration=*/configs.late.sfWorkDuration,
|
||
[this](nsecs_t timestamp) {
|
||
mInterceptor->saveVSyncEvent(timestamp);
|
||
});
|
||
|
||
mScheduler->initVsync(mScheduler->getVsyncDispatch(), *mFrameTimeline->getTokenManager(),
|
||
configs.late.sfWorkDuration);
|
||
|
||
mRegionSamplingThread =
|
||
new RegionSamplingThread(*this, RegionSamplingThread::EnvironmentTimingTunables());
|
||
mFpsReporter = new FpsReporter(*mFrameTimeline, *this);
|
||
// Dispatch a mode change request for the primary display on scheduler
|
||
// initialization, so that the EventThreads always contain a reference to a
|
||
// prior configuration.
|
||
//
|
||
// This is a bit hacky, but this avoids a back-pointer into the main SF
|
||
// classes from EventThread, and there should be no run-time binder cost
|
||
// anyway since there are no connected apps at this point.
|
||
mScheduler->onPrimaryDisplayModeChanged(mAppConnectionHandle, display->getActiveMode());
|
||
}
|
||
|
||
void SurfaceFlinger::updatePhaseConfiguration(const Fps& refreshRate) {
|
||
mVsyncConfiguration->setRefreshRateFps(refreshRate);
|
||
setVsyncConfig(mVsyncModulator->setVsyncConfigSet(mVsyncConfiguration->getCurrentConfigs()),
|
||
refreshRate.getPeriodNsecs());
|
||
}
|
||
|
||
void SurfaceFlinger::setVsyncConfig(const VsyncModulator::VsyncConfig& config,
|
||
nsecs_t vsyncPeriod) {
|
||
mScheduler->setDuration(mAppConnectionHandle,
|
||
/*workDuration=*/config.appWorkDuration,
|
||
/*readyDuration=*/config.sfWorkDuration);
|
||
mScheduler->setDuration(mSfConnectionHandle,
|
||
/*workDuration=*/std::chrono::nanoseconds(vsyncPeriod),
|
||
/*readyDuration=*/config.sfWorkDuration);
|
||
mScheduler->setDuration(config.sfWorkDuration);
|
||
}
|
||
|
||
void SurfaceFlinger::doCommitTransactions() {
|
||
ATRACE_CALL();
|
||
|
||
if (!mLayersPendingRemoval.isEmpty()) {
|
||
// Notify removed layers now that they can't be drawn from
|
||
for (const auto& l : mLayersPendingRemoval) {
|
||
// Ensure any buffers set to display on any children are released.
|
||
if (l->isRemovedFromCurrentState()) {
|
||
l->latchAndReleaseBuffer();
|
||
}
|
||
|
||
// If a layer has a parent, we allow it to out-live it's handle
|
||
// with the idea that the parent holds a reference and will eventually
|
||
// be cleaned up. However no one cleans up the top-level so we do so
|
||
// here.
|
||
if (l->isAtRoot()) {
|
||
l->setIsAtRoot(false);
|
||
mCurrentState.layersSortedByZ.remove(l);
|
||
}
|
||
|
||
// If the layer has been removed and has no parent, then it will not be reachable
|
||
// when traversing layers on screen. Add the layer to the offscreenLayers set to
|
||
// ensure we can copy its current to drawing state.
|
||
if (!l->getParent()) {
|
||
mOffscreenLayers.emplace(l.get());
|
||
}
|
||
}
|
||
mLayersPendingRemoval.clear();
|
||
}
|
||
|
||
// If this transaction is part of a window animation then the next frame
|
||
// we composite should be considered an animation as well.
|
||
mAnimCompositionPending = mAnimTransactionPending;
|
||
|
||
mDrawingState = mCurrentState;
|
||
// clear the "changed" flags in current state
|
||
mCurrentState.colorMatrixChanged = false;
|
||
|
||
if (mVisibleRegionsDirty) {
|
||
for (const auto& rootLayer : mDrawingState.layersSortedByZ) {
|
||
rootLayer->commitChildList();
|
||
}
|
||
}
|
||
|
||
commitOffscreenLayers();
|
||
if (mNumClones > 0) {
|
||
mDrawingState.traverse([&](Layer* layer) { layer->updateMirrorInfo(); });
|
||
}
|
||
}
|
||
|
||
void SurfaceFlinger::commitOffscreenLayers() {
|
||
for (Layer* offscreenLayer : mOffscreenLayers) {
|
||
offscreenLayer->traverse(LayerVector::StateSet::Drawing, [](Layer* layer) {
|
||
if (layer->clearTransactionFlags(eTransactionNeeded)) {
|
||
layer->doTransaction(0);
|
||
layer->commitChildList();
|
||
}
|
||
});
|
||
}
|
||
}
|
||
|
||
void SurfaceFlinger::invalidateLayerStack(const sp<const Layer>& layer, const Region& dirty) {
|
||
for (const auto& [token, displayDevice] : FTL_FAKE_GUARD(mStateLock, mDisplays)) {
|
||
auto display = displayDevice->getCompositionDisplay();
|
||
if (display->includesLayer(layer->getOutputFilter())) {
|
||
display->editState().dirtyRegion.orSelf(dirty);
|
||
}
|
||
}
|
||
}
|
||
|
||
bool SurfaceFlinger::latchBuffers() {
|
||
ATRACE_CALL();
|
||
|
||
const nsecs_t latchTime = systemTime();
|
||
|
||
bool visibleRegions = false;
|
||
bool frameQueued = false;
|
||
bool newDataLatched = false;
|
||
|
||
const nsecs_t expectedPresentTime = mExpectedPresentTime.load();
|
||
|
||
// Store the set of layers that need updates. This set must not change as
|
||
// buffers are being latched, as this could result in a deadlock.
|
||
// Example: Two producers share the same command stream and:
|
||
// 1.) Layer 0 is latched
|
||
// 2.) Layer 0 gets a new frame
|
||
// 2.) Layer 1 gets a new frame
|
||
// 3.) Layer 1 is latched.
|
||
// Display is now waiting on Layer 1's frame, which is behind layer 0's
|
||
// second frame. But layer 0's second frame could be waiting on display.
|
||
mDrawingState.traverse([&](Layer* layer) {
|
||
if (layer->clearTransactionFlags(eTransactionNeeded) || mForceTransactionDisplayChange) {
|
||
const uint32_t flags = layer->doTransaction(0);
|
||
if (flags & Layer::eVisibleRegion) {
|
||
mVisibleRegionsDirty = true;
|
||
}
|
||
}
|
||
|
||
if (layer->hasReadyFrame()) {
|
||
frameQueued = true;
|
||
if (layer->shouldPresentNow(expectedPresentTime)) {
|
||
mLayersWithQueuedFrames.emplace(layer);
|
||
} else {
|
||
ATRACE_NAME("!layer->shouldPresentNow()");
|
||
layer->useEmptyDamage();
|
||
}
|
||
} else {
|
||
layer->useEmptyDamage();
|
||
}
|
||
});
|
||
mForceTransactionDisplayChange = false;
|
||
|
||
// The client can continue submitting buffers for offscreen layers, but they will not
|
||
// be shown on screen. Therefore, we need to latch and release buffers of offscreen
|
||
// layers to ensure dequeueBuffer doesn't block indefinitely.
|
||
for (Layer* offscreenLayer : mOffscreenLayers) {
|
||
offscreenLayer->traverse(LayerVector::StateSet::Drawing,
|
||
[&](Layer* l) { l->latchAndReleaseBuffer(); });
|
||
}
|
||
|
||
if (!mLayersWithQueuedFrames.empty()) {
|
||
// mStateLock is needed for latchBuffer as LayerRejecter::reject()
|
||
// writes to Layer current state. See also b/119481871
|
||
Mutex::Autolock lock(mStateLock);
|
||
|
||
for (const auto& layer : mLayersWithQueuedFrames) {
|
||
if (layer->latchBuffer(visibleRegions, latchTime, expectedPresentTime)) {
|
||
mLayersPendingRefresh.push_back(layer);
|
||
newDataLatched = true;
|
||
}
|
||
layer->useSurfaceDamage();
|
||
}
|
||
}
|
||
|
||
mVisibleRegionsDirty |= visibleRegions;
|
||
|
||
// If we will need to wake up at some time in the future to deal with a
|
||
// queued frame that shouldn't be displayed during this vsync period, wake
|
||
// up during the next vsync period to check again.
|
||
if (frameQueued && (mLayersWithQueuedFrames.empty() || !newDataLatched)) {
|
||
scheduleCommit(FrameHint::kNone);
|
||
}
|
||
|
||
// enter boot animation on first buffer latch
|
||
if (CC_UNLIKELY(mBootStage == BootStage::BOOTLOADER && newDataLatched)) {
|
||
ALOGI("Enter boot animation");
|
||
mBootStage = BootStage::BOOTANIMATION;
|
||
}
|
||
|
||
if (mNumClones > 0) {
|
||
mDrawingState.traverse([&](Layer* layer) { layer->updateCloneBufferInfo(); });
|
||
}
|
||
|
||
// Only continue with the refresh if there is actually new work to do
|
||
return !mLayersWithQueuedFrames.empty() && newDataLatched;
|
||
}
|
||
|
||
status_t SurfaceFlinger::addClientLayer(const sp<Client>& client, const sp<IBinder>& handle,
|
||
const sp<Layer>& layer, const wp<Layer>& parent,
|
||
bool addToRoot, uint32_t* outTransformHint) {
|
||
if (mNumLayers >= ISurfaceComposer::MAX_LAYERS) {
|
||
ALOGE("AddClientLayer failed, mNumLayers (%zu) >= MAX_LAYERS (%zu)", mNumLayers.load(),
|
||
ISurfaceComposer::MAX_LAYERS);
|
||
static_cast<void>(mScheduler->schedule([=] {
|
||
ALOGE("Dumping random sampling of on-screen layers: ");
|
||
mDrawingState.traverse([&](Layer *layer) {
|
||
// Aim to dump about 200 layers to avoid totally trashing
|
||
// logcat. On the other hand, if there really are 4096 layers
|
||
// something has gone totally wrong its probably the most
|
||
// useful information in logcat.
|
||
if (rand() % 20 == 13) {
|
||
ALOGE("Layer: %s", layer->getName().c_str());
|
||
}
|
||
});
|
||
for (Layer* offscreenLayer : mOffscreenLayers) {
|
||
if (rand() % 20 == 13) {
|
||
ALOGE("Offscreen-layer: %s", offscreenLayer->getName().c_str());
|
||
}
|
||
}
|
||
}));
|
||
return NO_MEMORY;
|
||
}
|
||
|
||
{
|
||
std::scoped_lock<std::mutex> lock(mCreatedLayersLock);
|
||
mCreatedLayers.emplace_back(layer, parent, addToRoot);
|
||
}
|
||
|
||
layer->updateTransformHint(mActiveDisplayTransformHint);
|
||
if (outTransformHint) {
|
||
*outTransformHint = mActiveDisplayTransformHint;
|
||
}
|
||
// attach this layer to the client
|
||
if (client != nullptr) {
|
||
client->attachLayer(handle, layer);
|
||
}
|
||
|
||
setTransactionFlags(eTransactionNeeded);
|
||
return NO_ERROR;
|
||
}
|
||
|
||
uint32_t SurfaceFlinger::getTransactionFlags() const {
|
||
return mTransactionFlags;
|
||
}
|
||
|
||
uint32_t SurfaceFlinger::clearTransactionFlags(uint32_t mask) {
|
||
return mTransactionFlags.fetch_and(~mask) & mask;
|
||
}
|
||
|
||
void SurfaceFlinger::setTransactionFlags(uint32_t mask, TransactionSchedule schedule,
|
||
const sp<IBinder>& applyToken, FrameHint frameHint) {
|
||
modulateVsync(&VsyncModulator::setTransactionSchedule, schedule, applyToken);
|
||
|
||
if (const bool scheduled = mTransactionFlags.fetch_or(mask) & mask; !scheduled) {
|
||
scheduleCommit(frameHint);
|
||
}
|
||
}
|
||
|
||
bool SurfaceFlinger::stopTransactionProcessing(
|
||
const std::unordered_set<sp<IBinder>, SpHash<IBinder>>&
|
||
applyTokensWithUnsignaledTransactions) const {
|
||
if (enableLatchUnsignaledConfig == LatchUnsignaledConfig::AutoSingleLayer) {
|
||
// if we are in LatchUnsignaledConfig::AutoSingleLayer
|
||
// then we should have only one applyToken for processing.
|
||
// so we can stop further transactions on this applyToken.
|
||
return !applyTokensWithUnsignaledTransactions.empty();
|
||
}
|
||
|
||
return false;
|
||
}
|
||
|
||
int SurfaceFlinger::flushUnsignaledPendingTransactionQueues(
|
||
std::vector<TransactionState>& transactions,
|
||
std::unordered_map<sp<IBinder>, uint64_t, SpHash<IBinder>>& bufferLayersReadyToPresent,
|
||
std::unordered_set<sp<IBinder>, SpHash<IBinder>>& applyTokensWithUnsignaledTransactions) {
|
||
return flushPendingTransactionQueues(transactions, bufferLayersReadyToPresent,
|
||
applyTokensWithUnsignaledTransactions,
|
||
/*tryApplyUnsignaled*/ true);
|
||
}
|
||
|
||
int SurfaceFlinger::flushPendingTransactionQueues(
|
||
std::vector<TransactionState>& transactions,
|
||
std::unordered_map<sp<IBinder>, uint64_t, SpHash<IBinder>>& bufferLayersReadyToPresent,
|
||
std::unordered_set<sp<IBinder>, SpHash<IBinder>>& applyTokensWithUnsignaledTransactions,
|
||
bool tryApplyUnsignaled) {
|
||
int transactionsPendingBarrier = 0;
|
||
auto it = mPendingTransactionQueues.begin();
|
||
while (it != mPendingTransactionQueues.end()) {
|
||
auto& [applyToken, transactionQueue] = *it;
|
||
while (!transactionQueue.empty()) {
|
||
if (stopTransactionProcessing(applyTokensWithUnsignaledTransactions)) {
|
||
ATRACE_NAME("stopTransactionProcessing");
|
||
break;
|
||
}
|
||
|
||
auto& transaction = transactionQueue.front();
|
||
const auto ready =
|
||
transactionIsReadyToBeApplied(transaction,
|
||
transaction.frameTimelineInfo,
|
||
transaction.isAutoTimestamp,
|
||
transaction.desiredPresentTime,
|
||
transaction.originUid, transaction.states,
|
||
bufferLayersReadyToPresent, transactions.size(),
|
||
tryApplyUnsignaled);
|
||
ATRACE_INT("TransactionReadiness", static_cast<int>(ready));
|
||
if (ready == TransactionReadiness::NotReady) {
|
||
setTransactionFlags(eTransactionFlushNeeded);
|
||
break;
|
||
}
|
||
if (ready == TransactionReadiness::NotReadyBarrier) {
|
||
transactionsPendingBarrier++;
|
||
setTransactionFlags(eTransactionFlushNeeded);
|
||
break;
|
||
}
|
||
transaction.traverseStatesWithBuffers([&](const layer_state_t& state) {
|
||
const bool frameNumberChanged = state.bufferData->flags.test(
|
||
BufferData::BufferDataChange::frameNumberChanged);
|
||
if (frameNumberChanged) {
|
||
bufferLayersReadyToPresent[state.surface] = state.bufferData->frameNumber;
|
||
} else {
|
||
// Barrier function only used for BBQ which always includes a frame number
|
||
bufferLayersReadyToPresent[state.surface] =
|
||
std::numeric_limits<uint64_t>::max();
|
||
}
|
||
});
|
||
const bool appliedUnsignaled = (ready == TransactionReadiness::ReadyUnsignaled);
|
||
if (appliedUnsignaled) {
|
||
applyTokensWithUnsignaledTransactions.insert(transaction.applyToken);
|
||
}
|
||
|
||
transactions.emplace_back(std::move(transaction));
|
||
transactionQueue.pop();
|
||
}
|
||
|
||
if (transactionQueue.empty()) {
|
||
it = mPendingTransactionQueues.erase(it);
|
||
mTransactionQueueCV.broadcast();
|
||
} else {
|
||
it = std::next(it, 1);
|
||
}
|
||
}
|
||
return transactionsPendingBarrier;
|
||
}
|
||
|
||
bool SurfaceFlinger::flushTransactionQueues(int64_t vsyncId) {
|
||
// to prevent onHandleDestroyed from being called while the lock is held,
|
||
// we must keep a copy of the transactions (specifically the composer
|
||
// states) around outside the scope of the lock
|
||
std::vector<TransactionState> transactions;
|
||
// Layer handles that have transactions with buffers that are ready to be applied.
|
||
std::unordered_map<sp<IBinder>, uint64_t, SpHash<IBinder>> bufferLayersReadyToPresent;
|
||
std::unordered_set<sp<IBinder>, SpHash<IBinder>> applyTokensWithUnsignaledTransactions;
|
||
{
|
||
Mutex::Autolock _l(mStateLock);
|
||
{
|
||
Mutex::Autolock _l(mQueueLock);
|
||
|
||
int lastTransactionsPendingBarrier = 0;
|
||
int transactionsPendingBarrier = 0;
|
||
// First collect transactions from the pending transaction queues.
|
||
// We are not allowing unsignaled buffers here as we want to
|
||
// collect all the transactions from applyTokens that are ready first.
|
||
transactionsPendingBarrier =
|
||
flushPendingTransactionQueues(transactions, bufferLayersReadyToPresent,
|
||
applyTokensWithUnsignaledTransactions, /*tryApplyUnsignaled*/ false);
|
||
|
||
// Second, collect transactions from the transaction queue.
|
||
// Here as well we are not allowing unsignaled buffers for the same
|
||
// reason as above.
|
||
while (!mTransactionQueue.empty()) {
|
||
auto& transaction = mTransactionQueue.front();
|
||
const bool pendingTransactions =
|
||
mPendingTransactionQueues.find(transaction.applyToken) !=
|
||
mPendingTransactionQueues.end();
|
||
const auto ready = [&]() REQUIRES(mStateLock) {
|
||
if (pendingTransactions) {
|
||
ATRACE_NAME("pendingTransactions");
|
||
return TransactionReadiness::NotReady;
|
||
}
|
||
|
||
return transactionIsReadyToBeApplied(transaction, transaction.frameTimelineInfo,
|
||
transaction.isAutoTimestamp,
|
||
transaction.desiredPresentTime,
|
||
transaction.originUid, transaction.states,
|
||
bufferLayersReadyToPresent,
|
||
transactions.size(),
|
||
/*tryApplyUnsignaled*/ false);
|
||
}();
|
||
ATRACE_INT("TransactionReadiness", static_cast<int>(ready));
|
||
if (ready != TransactionReadiness::Ready) {
|
||
if (ready == TransactionReadiness::NotReadyBarrier) {
|
||
transactionsPendingBarrier++;
|
||
}
|
||
mPendingTransactionQueues[transaction.applyToken].push(std::move(transaction));
|
||
} else {
|
||
transaction.traverseStatesWithBuffers([&](const layer_state_t& state) {
|
||
const bool frameNumberChanged = state.bufferData->flags.test(
|
||
BufferData::BufferDataChange::frameNumberChanged);
|
||
if (frameNumberChanged) {
|
||
bufferLayersReadyToPresent[state.surface] = state.bufferData->frameNumber;
|
||
} else {
|
||
// Barrier function only used for BBQ which always includes a frame number.
|
||
// This value only used for barrier logic.
|
||
bufferLayersReadyToPresent[state.surface] =
|
||
std::numeric_limits<uint64_t>::max();
|
||
}
|
||
});
|
||
transactions.emplace_back(std::move(transaction));
|
||
}
|
||
mTransactionQueue.pop_front();
|
||
ATRACE_INT("TransactionQueue", mTransactionQueue.size());
|
||
}
|
||
|
||
// Transactions with a buffer pending on a barrier may be on a different applyToken
|
||
// than the transaction which satisfies our barrier. In fact this is the exact use case
|
||
// that the primitive is designed for. This means we may first process
|
||
// the barrier dependent transaction, determine it ineligible to complete
|
||
// and then satisfy in a later inner iteration of flushPendingTransactionQueues.
|
||
// The barrier dependent transaction was eligible to be presented in this frame
|
||
// but we would have prevented it without case. To fix this we continually
|
||
// loop through flushPendingTransactionQueues until we perform an iteration
|
||
// where the number of transactionsPendingBarrier doesn't change. This way
|
||
// we can continue to resolve dependency chains of barriers as far as possible.
|
||
while (lastTransactionsPendingBarrier != transactionsPendingBarrier) {
|
||
lastTransactionsPendingBarrier = transactionsPendingBarrier;
|
||
transactionsPendingBarrier =
|
||
flushPendingTransactionQueues(transactions, bufferLayersReadyToPresent,
|
||
applyTokensWithUnsignaledTransactions,
|
||
/*tryApplyUnsignaled*/ false);
|
||
}
|
||
|
||
// We collected all transactions that could apply without latching unsignaled buffers.
|
||
// If we are allowing latch unsignaled of some form, now it's the time to go over the
|
||
// transactions that were not applied and try to apply them unsignaled.
|
||
if (enableLatchUnsignaledConfig != LatchUnsignaledConfig::Disabled) {
|
||
flushUnsignaledPendingTransactionQueues(transactions, bufferLayersReadyToPresent,
|
||
applyTokensWithUnsignaledTransactions);
|
||
}
|
||
|
||
return applyTransactions(transactions, vsyncId);
|
||
}
|
||
}
|
||
}
|
||
|
||
bool SurfaceFlinger::applyTransactions(std::vector<TransactionState>& transactions,
|
||
int64_t vsyncId) {
|
||
bool needsTraversal = false;
|
||
// Now apply all transactions.
|
||
for (auto& transaction : transactions) {
|
||
needsTraversal |=
|
||
applyTransactionState(transaction.frameTimelineInfo, transaction.states,
|
||
transaction.displays, transaction.flags,
|
||
transaction.inputWindowCommands,
|
||
transaction.desiredPresentTime, transaction.isAutoTimestamp,
|
||
transaction.buffer, transaction.postTime,
|
||
transaction.permissions, transaction.hasListenerCallbacks,
|
||
transaction.listenerCallbacks, transaction.originPid,
|
||
transaction.originUid, transaction.id);
|
||
if (transaction.transactionCommittedSignal) {
|
||
mTransactionCommittedSignals.emplace_back(
|
||
std::move(transaction.transactionCommittedSignal));
|
||
}
|
||
}
|
||
|
||
if (mTransactionTracing) {
|
||
mTransactionTracing->addCommittedTransactions(transactions, vsyncId);
|
||
}
|
||
return needsTraversal;
|
||
}
|
||
|
||
bool SurfaceFlinger::transactionFlushNeeded() {
|
||
Mutex::Autolock _l(mQueueLock);
|
||
return !mPendingTransactionQueues.empty() || !mTransactionQueue.empty();
|
||
}
|
||
|
||
bool SurfaceFlinger::frameIsEarly(nsecs_t expectedPresentTime, int64_t vsyncId) const {
|
||
// The amount of time SF can delay a frame if it is considered early based
|
||
// on the VsyncModulator::VsyncConfig::appWorkDuration
|
||
constexpr static std::chrono::nanoseconds kEarlyLatchMaxThreshold = 100ms;
|
||
|
||
const auto currentVsyncPeriod = mScheduler->getDisplayStatInfo(systemTime()).vsyncPeriod;
|
||
const auto earlyLatchVsyncThreshold = currentVsyncPeriod / 2;
|
||
|
||
const auto prediction = mFrameTimeline->getTokenManager()->getPredictionsForToken(vsyncId);
|
||
if (!prediction.has_value()) {
|
||
return false;
|
||
}
|
||
|
||
if (std::abs(prediction->presentTime - expectedPresentTime) >=
|
||
kEarlyLatchMaxThreshold.count()) {
|
||
return false;
|
||
}
|
||
|
||
return prediction->presentTime >= expectedPresentTime &&
|
||
prediction->presentTime - expectedPresentTime >= earlyLatchVsyncThreshold;
|
||
}
|
||
bool SurfaceFlinger::shouldLatchUnsignaled(const sp<Layer>& layer, const layer_state_t& state,
|
||
size_t numStates, size_t totalTXapplied) const {
|
||
if (enableLatchUnsignaledConfig == LatchUnsignaledConfig::Disabled) {
|
||
ALOGV("%s: false (LatchUnsignaledConfig::Disabled)", __func__);
|
||
return false;
|
||
}
|
||
|
||
if (enableLatchUnsignaledConfig == LatchUnsignaledConfig::Always) {
|
||
ALOGV("%s: true (LatchUnsignaledConfig::Always)", __func__);
|
||
return true;
|
||
}
|
||
|
||
// We only want to latch unsignaled when a single layer is updated in this
|
||
// transaction (i.e. not a blast sync transaction).
|
||
if (numStates != 1) {
|
||
ALOGV("%s: false (numStates=%zu)", __func__, numStates);
|
||
return false;
|
||
}
|
||
|
||
if (enableLatchUnsignaledConfig == LatchUnsignaledConfig::AutoSingleLayer) {
|
||
if (totalTXapplied > 0) {
|
||
ALOGV("%s: false (LatchUnsignaledConfig::AutoSingleLayer; totalTXapplied=%zu)",
|
||
__func__, totalTXapplied);
|
||
return false;
|
||
}
|
||
|
||
// We don't want to latch unsignaled if are in early / client composition
|
||
// as it leads to jank due to RenderEngine waiting for unsignaled buffer
|
||
// or window animations being slow.
|
||
const auto isDefaultVsyncConfig = mVsyncModulator->isVsyncConfigDefault();
|
||
if (!isDefaultVsyncConfig) {
|
||
ALOGV("%s: false (LatchUnsignaledConfig::AutoSingleLayer; !isDefaultVsyncConfig)",
|
||
__func__);
|
||
return false;
|
||
}
|
||
}
|
||
|
||
if (!layer->simpleBufferUpdate(state)) {
|
||
ALOGV("%s: false (!simpleBufferUpdate)", __func__);
|
||
return false;
|
||
}
|
||
|
||
ALOGV("%s: true", __func__);
|
||
return true;
|
||
}
|
||
|
||
auto SurfaceFlinger::transactionIsReadyToBeApplied(TransactionState& transaction,
|
||
const FrameTimelineInfo& info, bool isAutoTimestamp, int64_t desiredPresentTime,
|
||
uid_t originUid, const Vector<ComposerState>& states,
|
||
const std::unordered_map<
|
||
sp<IBinder>, uint64_t, SpHash<IBinder>>& bufferLayersReadyToPresent,
|
||
size_t totalTXapplied, bool tryApplyUnsignaled) const -> TransactionReadiness {
|
||
ATRACE_FORMAT("transactionIsReadyToBeApplied vsyncId: %" PRId64, info.vsyncId);
|
||
const nsecs_t expectedPresentTime = mExpectedPresentTime.load();
|
||
// Do not present if the desiredPresentTime has not passed unless it is more than one second
|
||
// in the future. We ignore timestamps more than 1 second in the future for stability reasons.
|
||
if (!isAutoTimestamp && desiredPresentTime >= expectedPresentTime &&
|
||
desiredPresentTime < expectedPresentTime + s2ns(1)) {
|
||
ATRACE_NAME("not current");
|
||
return TransactionReadiness::NotReady;
|
||
}
|
||
|
||
if (!mScheduler->isVsyncValid(expectedPresentTime, originUid)) {
|
||
ATRACE_NAME("!isVsyncValid");
|
||
return TransactionReadiness::NotReady;
|
||
}
|
||
|
||
// If the client didn't specify desiredPresentTime, use the vsyncId to determine the expected
|
||
// present time of this transaction.
|
||
if (isAutoTimestamp && frameIsEarly(expectedPresentTime, info.vsyncId)) {
|
||
ATRACE_NAME("frameIsEarly");
|
||
return TransactionReadiness::NotReady;
|
||
}
|
||
|
||
bool fenceUnsignaled = false;
|
||
auto queueProcessTime = systemTime();
|
||
for (const ComposerState& state : states) {
|
||
const layer_state_t& s = state.state;
|
||
|
||
sp<Layer> layer = nullptr;
|
||
if (s.surface) {
|
||
layer = fromHandle(s.surface).promote();
|
||
} else if (s.hasBufferChanges()) {
|
||
ALOGW("Transaction with buffer, but no Layer?");
|
||
continue;
|
||
}
|
||
if (!layer) {
|
||
continue;
|
||
}
|
||
|
||
if (s.hasBufferChanges() && s.bufferData->hasBarrier &&
|
||
((layer->getDrawingState().frameNumber) < s.bufferData->barrierFrameNumber)) {
|
||
const bool willApplyBarrierFrame =
|
||
(bufferLayersReadyToPresent.find(s.surface) != bufferLayersReadyToPresent.end()) &&
|
||
(bufferLayersReadyToPresent.at(s.surface) >= s.bufferData->barrierFrameNumber);
|
||
if (!willApplyBarrierFrame) {
|
||
ATRACE_NAME("NotReadyBarrier");
|
||
return TransactionReadiness::NotReadyBarrier;
|
||
}
|
||
}
|
||
|
||
const bool allowLatchUnsignaled = tryApplyUnsignaled &&
|
||
shouldLatchUnsignaled(layer, s, states.size(), totalTXapplied);
|
||
ATRACE_FORMAT("%s allowLatchUnsignaled=%s", layer->getName().c_str(),
|
||
allowLatchUnsignaled ? "true" : "false");
|
||
|
||
const bool acquireFenceChanged = s.bufferData &&
|
||
s.bufferData->flags.test(BufferData::BufferDataChange::fenceChanged) &&
|
||
s.bufferData->acquireFence;
|
||
fenceUnsignaled = fenceUnsignaled ||
|
||
(acquireFenceChanged &&
|
||
s.bufferData->acquireFence->getStatus() == Fence::Status::Unsignaled);
|
||
|
||
if (fenceUnsignaled && !allowLatchUnsignaled) {
|
||
if (!transaction.sentFenceTimeoutWarning &&
|
||
queueProcessTime - transaction.queueTime > std::chrono::nanoseconds(4s).count()) {
|
||
transaction.sentFenceTimeoutWarning = true;
|
||
auto listener = s.bufferData->releaseBufferListener;
|
||
if (listener) {
|
||
listener->onTransactionQueueStalled();
|
||
}
|
||
}
|
||
|
||
ATRACE_NAME("fence unsignaled");
|
||
return TransactionReadiness::NotReady;
|
||
}
|
||
|
||
if (s.hasBufferChanges()) {
|
||
// If backpressure is enabled and we already have a buffer to commit, keep the
|
||
// transaction in the queue.
|
||
const bool hasPendingBuffer = bufferLayersReadyToPresent.find(s.surface) !=
|
||
bufferLayersReadyToPresent.end();
|
||
if (layer->backpressureEnabled() && hasPendingBuffer && isAutoTimestamp) {
|
||
ATRACE_NAME("hasPendingBuffer");
|
||
return TransactionReadiness::NotReady;
|
||
}
|
||
}
|
||
}
|
||
return fenceUnsignaled ? TransactionReadiness::ReadyUnsignaled : TransactionReadiness::Ready;
|
||
}
|
||
|
||
void SurfaceFlinger::queueTransaction(TransactionState& state) {
|
||
state.queueTime = systemTime();
|
||
|
||
Mutex::Autolock lock(mQueueLock);
|
||
|
||
// Generate a CountDownLatch pending state if this is a synchronous transaction.
|
||
if ((state.flags & eSynchronous) || state.inputWindowCommands.syncInputWindows) {
|
||
state.transactionCommittedSignal = std::make_shared<CountDownLatch>(
|
||
(state.inputWindowCommands.syncInputWindows
|
||
? (CountDownLatch::eSyncInputWindows | CountDownLatch::eSyncTransaction)
|
||
: CountDownLatch::eSyncTransaction));
|
||
}
|
||
|
||
mTransactionQueue.emplace_back(state);
|
||
ATRACE_INT("TransactionQueue", mTransactionQueue.size());
|
||
|
||
const auto schedule = [](uint32_t flags) {
|
||
if (flags & eEarlyWakeupEnd) return TransactionSchedule::EarlyEnd;
|
||
if (flags & eEarlyWakeupStart) return TransactionSchedule::EarlyStart;
|
||
return TransactionSchedule::Late;
|
||
}(state.flags);
|
||
|
||
const auto frameHint = state.isFrameActive() ? FrameHint::kActive : FrameHint::kNone;
|
||
|
||
setTransactionFlags(eTransactionFlushNeeded, schedule, state.applyToken, frameHint);
|
||
}
|
||
|
||
void SurfaceFlinger::waitForSynchronousTransaction(
|
||
const CountDownLatch& transactionCommittedSignal) {
|
||
// applyTransactionState is called on the main SF thread. While a given process may wish
|
||
// to wait on synchronous transactions, the main SF thread should apply the transaction and
|
||
// set the value to notify this after committed.
|
||
if (!transactionCommittedSignal.wait_until(
|
||
std::chrono::nanoseconds(mAnimationTransactionTimeout))) {
|
||
ALOGE("setTransactionState timed out!");
|
||
}
|
||
}
|
||
|
||
void SurfaceFlinger::signalSynchronousTransactions(const uint32_t flag) {
|
||
for (auto it = mTransactionCommittedSignals.begin();
|
||
it != mTransactionCommittedSignals.end();) {
|
||
if ((*it)->countDown(flag)) {
|
||
it = mTransactionCommittedSignals.erase(it);
|
||
} else {
|
||
it++;
|
||
}
|
||
}
|
||
}
|
||
|
||
status_t SurfaceFlinger::setTransactionState(
|
||
const FrameTimelineInfo& frameTimelineInfo, const Vector<ComposerState>& states,
|
||
const Vector<DisplayState>& displays, uint32_t flags, const sp<IBinder>& applyToken,
|
||
const InputWindowCommands& inputWindowCommands, int64_t desiredPresentTime,
|
||
bool isAutoTimestamp, const client_cache_t& uncacheBuffer, bool hasListenerCallbacks,
|
||
const std::vector<ListenerCallbacks>& listenerCallbacks, uint64_t transactionId) {
|
||
ATRACE_CALL();
|
||
|
||
uint32_t permissions =
|
||
callingThreadHasUnscopedSurfaceFlingerAccess() ?
|
||
layer_state_t::Permission::ACCESS_SURFACE_FLINGER : 0;
|
||
// Avoid checking for rotation permissions if the caller already has ACCESS_SURFACE_FLINGER
|
||
// permissions.
|
||
if ((permissions & layer_state_t::Permission::ACCESS_SURFACE_FLINGER) ||
|
||
callingThreadHasRotateSurfaceFlingerAccess()) {
|
||
permissions |= layer_state_t::Permission::ROTATE_SURFACE_FLINGER;
|
||
}
|
||
|
||
if (callingThreadHasInternalSystemWindowAccess()) {
|
||
permissions |= layer_state_t::Permission::INTERNAL_SYSTEM_WINDOW;
|
||
}
|
||
|
||
if (!(permissions & layer_state_t::Permission::ACCESS_SURFACE_FLINGER) &&
|
||
(flags & (eEarlyWakeupStart | eEarlyWakeupEnd))) {
|
||
ALOGE("Only WindowManager is allowed to use eEarlyWakeup[Start|End] flags");
|
||
flags &= ~(eEarlyWakeupStart | eEarlyWakeupEnd);
|
||
}
|
||
|
||
const int64_t postTime = systemTime();
|
||
|
||
IPCThreadState* ipc = IPCThreadState::self();
|
||
const int originPid = ipc->getCallingPid();
|
||
const int originUid = ipc->getCallingUid();
|
||
TransactionState state{frameTimelineInfo, states,
|
||
displays, flags,
|
||
applyToken, inputWindowCommands,
|
||
desiredPresentTime, isAutoTimestamp,
|
||
uncacheBuffer, postTime,
|
||
permissions, hasListenerCallbacks,
|
||
listenerCallbacks, originPid,
|
||
originUid, transactionId};
|
||
|
||
// Check for incoming buffer updates and increment the pending buffer count.
|
||
state.traverseStatesWithBuffers([&](const layer_state_t& state) {
|
||
mBufferCountTracker.increment(state.surface->localBinder());
|
||
});
|
||
|
||
if (mTransactionTracing) {
|
||
mTransactionTracing->addQueuedTransaction(state);
|
||
}
|
||
queueTransaction(state);
|
||
|
||
// Check the pending state to make sure the transaction is synchronous.
|
||
if (state.transactionCommittedSignal) {
|
||
waitForSynchronousTransaction(*state.transactionCommittedSignal);
|
||
}
|
||
|
||
return NO_ERROR;
|
||
}
|
||
|
||
bool SurfaceFlinger::applyTransactionState(const FrameTimelineInfo& frameTimelineInfo,
|
||
Vector<ComposerState>& states,
|
||
Vector<DisplayState>& displays, uint32_t flags,
|
||
const InputWindowCommands& inputWindowCommands,
|
||
const int64_t desiredPresentTime, bool isAutoTimestamp,
|
||
const client_cache_t& uncacheBuffer,
|
||
const int64_t postTime, uint32_t permissions,
|
||
bool hasListenerCallbacks,
|
||
const std::vector<ListenerCallbacks>& listenerCallbacks,
|
||
int originPid, int originUid, uint64_t transactionId) {
|
||
uint32_t transactionFlags = 0;
|
||
for (DisplayState& display : displays) {
|
||
display.sanitize(permissions);
|
||
transactionFlags |= setDisplayStateLocked(display);
|
||
}
|
||
|
||
// start and end registration for listeners w/ no surface so they can get their callback. Note
|
||
// that listeners with SurfaceControls will start registration during setClientStateLocked
|
||
// below.
|
||
for (const auto& listener : listenerCallbacks) {
|
||
mTransactionCallbackInvoker.addEmptyTransaction(listener);
|
||
}
|
||
|
||
uint32_t clientStateFlags = 0;
|
||
for (int i = 0; i < states.size(); i++) {
|
||
ComposerState& state = states.editItemAt(i);
|
||
clientStateFlags |= setClientStateLocked(frameTimelineInfo, state, desiredPresentTime,
|
||
isAutoTimestamp, postTime, permissions);
|
||
if ((flags & eAnimation) && state.state.surface) {
|
||
if (const auto layer = fromHandle(state.state.surface).promote()) {
|
||
using LayerUpdateType = scheduler::LayerHistory::LayerUpdateType;
|
||
mScheduler->recordLayerHistory(layer.get(),
|
||
isAutoTimestamp ? 0 : desiredPresentTime,
|
||
LayerUpdateType::AnimationTX);
|
||
}
|
||
}
|
||
}
|
||
|
||
transactionFlags |= clientStateFlags;
|
||
|
||
if (permissions & layer_state_t::Permission::ACCESS_SURFACE_FLINGER) {
|
||
transactionFlags |= addInputWindowCommands(inputWindowCommands);
|
||
} else if (!inputWindowCommands.empty()) {
|
||
ALOGE("Only privileged callers are allowed to send input commands.");
|
||
}
|
||
|
||
if (uncacheBuffer.isValid()) {
|
||
ClientCache::getInstance().erase(uncacheBuffer);
|
||
}
|
||
|
||
// If a synchronous transaction is explicitly requested without any changes, force a transaction
|
||
// anyway. This can be used as a flush mechanism for previous async transactions.
|
||
// Empty animation transaction can be used to simulate back-pressure, so also force a
|
||
// transaction for empty animation transactions.
|
||
if (transactionFlags == 0 &&
|
||
((flags & eSynchronous) || (flags & eAnimation))) {
|
||
transactionFlags = eTransactionNeeded;
|
||
}
|
||
|
||
bool needsTraversal = false;
|
||
if (transactionFlags) {
|
||
if (mInterceptor->isEnabled()) {
|
||
mInterceptor->saveTransaction(states, mCurrentState.displays, displays, flags,
|
||
originPid, originUid, transactionId);
|
||
}
|
||
|
||
// We are on the main thread, we are about to preform a traversal. Clear the traversal bit
|
||
// so we don't have to wake up again next frame to preform an unnecessary traversal.
|
||
if (transactionFlags & eTraversalNeeded) {
|
||
transactionFlags = transactionFlags & (~eTraversalNeeded);
|
||
needsTraversal = true;
|
||
}
|
||
if (transactionFlags) {
|
||
setTransactionFlags(transactionFlags);
|
||
}
|
||
|
||
if (flags & eAnimation) {
|
||
mAnimTransactionPending = true;
|
||
}
|
||
}
|
||
|
||
return needsTraversal;
|
||
}
|
||
|
||
uint32_t SurfaceFlinger::setDisplayStateLocked(const DisplayState& s) {
|
||
const ssize_t index = mCurrentState.displays.indexOfKey(s.token);
|
||
if (index < 0) return 0;
|
||
|
||
uint32_t flags = 0;
|
||
DisplayDeviceState& state = mCurrentState.displays.editValueAt(index);
|
||
|
||
const uint32_t what = s.what;
|
||
if (what & DisplayState::eSurfaceChanged) {
|
||
if (IInterface::asBinder(state.surface) != IInterface::asBinder(s.surface)) {
|
||
state.surface = s.surface;
|
||
flags |= eDisplayTransactionNeeded;
|
||
}
|
||
}
|
||
if (what & DisplayState::eLayerStackChanged) {
|
||
if (state.layerStack != s.layerStack) {
|
||
state.layerStack = s.layerStack;
|
||
flags |= eDisplayTransactionNeeded;
|
||
}
|
||
}
|
||
if (what & DisplayState::eFlagsChanged) {
|
||
if (state.flags != s.flags) {
|
||
state.flags = s.flags;
|
||
flags |= eDisplayTransactionNeeded;
|
||
}
|
||
}
|
||
if (what & DisplayState::eDisplayProjectionChanged) {
|
||
if (state.orientation != s.orientation) {
|
||
state.orientation = s.orientation;
|
||
flags |= eDisplayTransactionNeeded;
|
||
}
|
||
if (state.orientedDisplaySpaceRect != s.orientedDisplaySpaceRect) {
|
||
state.orientedDisplaySpaceRect = s.orientedDisplaySpaceRect;
|
||
flags |= eDisplayTransactionNeeded;
|
||
}
|
||
if (state.layerStackSpaceRect != s.layerStackSpaceRect) {
|
||
state.layerStackSpaceRect = s.layerStackSpaceRect;
|
||
flags |= eDisplayTransactionNeeded;
|
||
}
|
||
}
|
||
if (what & DisplayState::eDisplaySizeChanged) {
|
||
if (state.width != s.width) {
|
||
state.width = s.width;
|
||
flags |= eDisplayTransactionNeeded;
|
||
}
|
||
if (state.height != s.height) {
|
||
state.height = s.height;
|
||
flags |= eDisplayTransactionNeeded;
|
||
}
|
||
}
|
||
|
||
return flags;
|
||
}
|
||
|
||
bool SurfaceFlinger::callingThreadHasUnscopedSurfaceFlingerAccess(bool usePermissionCache) {
|
||
IPCThreadState* ipc = IPCThreadState::self();
|
||
const int pid = ipc->getCallingPid();
|
||
const int uid = ipc->getCallingUid();
|
||
if ((uid != AID_GRAPHICS && uid != AID_SYSTEM) &&
|
||
(usePermissionCache ? !PermissionCache::checkPermission(sAccessSurfaceFlinger, pid, uid)
|
||
: !checkPermission(sAccessSurfaceFlinger, pid, uid))) {
|
||
return false;
|
||
}
|
||
return true;
|
||
}
|
||
|
||
uint32_t SurfaceFlinger::setClientStateLocked(const FrameTimelineInfo& frameTimelineInfo,
|
||
ComposerState& composerState,
|
||
int64_t desiredPresentTime, bool isAutoTimestamp,
|
||
int64_t postTime, uint32_t permissions) {
|
||
layer_state_t& s = composerState.state;
|
||
s.sanitize(permissions);
|
||
|
||
std::vector<ListenerCallbacks> filteredListeners;
|
||
for (auto& listener : s.listeners) {
|
||
// Starts a registration but separates the callback ids according to callback type. This
|
||
// allows the callback invoker to send on latch callbacks earlier.
|
||
// note that startRegistration will not re-register if the listener has
|
||
// already be registered for a prior surface control
|
||
|
||
ListenerCallbacks onCommitCallbacks = listener.filter(CallbackId::Type::ON_COMMIT);
|
||
if (!onCommitCallbacks.callbackIds.empty()) {
|
||
filteredListeners.push_back(onCommitCallbacks);
|
||
}
|
||
|
||
ListenerCallbacks onCompleteCallbacks = listener.filter(CallbackId::Type::ON_COMPLETE);
|
||
if (!onCompleteCallbacks.callbackIds.empty()) {
|
||
filteredListeners.push_back(onCompleteCallbacks);
|
||
}
|
||
}
|
||
|
||
const uint64_t what = s.what;
|
||
uint32_t flags = 0;
|
||
sp<Layer> layer = nullptr;
|
||
if (s.surface) {
|
||
layer = fromHandle(s.surface).promote();
|
||
} else {
|
||
// The client may provide us a null handle. Treat it as if the layer was removed.
|
||
ALOGW("Attempt to set client state with a null layer handle");
|
||
}
|
||
if (layer == nullptr) {
|
||
for (auto& [listener, callbackIds] : s.listeners) {
|
||
mTransactionCallbackInvoker.registerUnpresentedCallbackHandle(
|
||
new CallbackHandle(listener, callbackIds, s.surface));
|
||
}
|
||
return 0;
|
||
}
|
||
|
||
// Only set by BLAST adapter layers
|
||
if (what & layer_state_t::eProducerDisconnect) {
|
||
layer->onDisconnect();
|
||
}
|
||
|
||
if (what & layer_state_t::ePositionChanged) {
|
||
if (layer->setPosition(s.x, s.y)) {
|
||
flags |= eTraversalNeeded;
|
||
}
|
||
}
|
||
if (what & layer_state_t::eLayerChanged) {
|
||
// NOTE: index needs to be calculated before we update the state
|
||
const auto& p = layer->getParent();
|
||
if (p == nullptr) {
|
||
ssize_t idx = mCurrentState.layersSortedByZ.indexOf(layer);
|
||
if (layer->setLayer(s.z) && idx >= 0) {
|
||
mCurrentState.layersSortedByZ.removeAt(idx);
|
||
mCurrentState.layersSortedByZ.add(layer);
|
||
// we need traversal (state changed)
|
||
// AND transaction (list changed)
|
||
flags |= eTransactionNeeded|eTraversalNeeded;
|
||
}
|
||
} else {
|
||
if (p->setChildLayer(layer, s.z)) {
|
||
flags |= eTransactionNeeded|eTraversalNeeded;
|
||
}
|
||
}
|
||
}
|
||
if (what & layer_state_t::eRelativeLayerChanged) {
|
||
// NOTE: index needs to be calculated before we update the state
|
||
const auto& p = layer->getParent();
|
||
const auto& relativeHandle = s.relativeLayerSurfaceControl ?
|
||
s.relativeLayerSurfaceControl->getHandle() : nullptr;
|
||
if (p == nullptr) {
|
||
ssize_t idx = mCurrentState.layersSortedByZ.indexOf(layer);
|
||
if (layer->setRelativeLayer(relativeHandle, s.z) &&
|
||
idx >= 0) {
|
||
mCurrentState.layersSortedByZ.removeAt(idx);
|
||
mCurrentState.layersSortedByZ.add(layer);
|
||
// we need traversal (state changed)
|
||
// AND transaction (list changed)
|
||
flags |= eTransactionNeeded|eTraversalNeeded;
|
||
}
|
||
} else {
|
||
if (p->setChildRelativeLayer(layer, relativeHandle, s.z)) {
|
||
flags |= eTransactionNeeded|eTraversalNeeded;
|
||
}
|
||
}
|
||
}
|
||
if (what & layer_state_t::eSizeChanged) {
|
||
if (layer->setSize(s.w, s.h)) {
|
||
flags |= eTraversalNeeded;
|
||
}
|
||
}
|
||
if (what & layer_state_t::eAlphaChanged) {
|
||
if (layer->setAlpha(s.alpha))
|
||
flags |= eTraversalNeeded;
|
||
}
|
||
if (what & layer_state_t::eColorChanged) {
|
||
if (layer->setColor(s.color))
|
||
flags |= eTraversalNeeded;
|
||
}
|
||
if (what & layer_state_t::eColorTransformChanged) {
|
||
if (layer->setColorTransform(s.colorTransform)) {
|
||
flags |= eTraversalNeeded;
|
||
}
|
||
}
|
||
if (what & layer_state_t::eBackgroundColorChanged) {
|
||
if (layer->setBackgroundColor(s.color, s.bgColorAlpha, s.bgColorDataspace)) {
|
||
flags |= eTraversalNeeded;
|
||
}
|
||
}
|
||
if (what & layer_state_t::eMatrixChanged) {
|
||
if (layer->setMatrix(s.matrix)) flags |= eTraversalNeeded;
|
||
}
|
||
if (what & layer_state_t::eTransparentRegionChanged) {
|
||
if (layer->setTransparentRegionHint(s.transparentRegion))
|
||
flags |= eTraversalNeeded;
|
||
}
|
||
if (what & layer_state_t::eFlagsChanged) {
|
||
if (layer->setFlags(s.flags, s.mask)) flags |= eTraversalNeeded;
|
||
}
|
||
if (what & layer_state_t::eCornerRadiusChanged) {
|
||
if (layer->setCornerRadius(s.cornerRadius))
|
||
flags |= eTraversalNeeded;
|
||
}
|
||
if (what & layer_state_t::eBackgroundBlurRadiusChanged && mSupportsBlur) {
|
||
if (layer->setBackgroundBlurRadius(s.backgroundBlurRadius)) flags |= eTraversalNeeded;
|
||
}
|
||
if (what & layer_state_t::eBlurRegionsChanged) {
|
||
if (layer->setBlurRegions(s.blurRegions)) flags |= eTraversalNeeded;
|
||
}
|
||
if (what & layer_state_t::eLayerStackChanged) {
|
||
ssize_t idx = mCurrentState.layersSortedByZ.indexOf(layer);
|
||
// We only allow setting layer stacks for top level layers,
|
||
// everything else inherits layer stack from its parent.
|
||
if (layer->hasParent()) {
|
||
ALOGE("Attempt to set layer stack on layer with parent (%s) is invalid",
|
||
layer->getDebugName());
|
||
} else if (idx < 0) {
|
||
ALOGE("Attempt to set layer stack on layer without parent (%s) that "
|
||
"that also does not appear in the top level layer list. Something"
|
||
" has gone wrong.",
|
||
layer->getDebugName());
|
||
} else if (layer->setLayerStack(s.layerStack)) {
|
||
mCurrentState.layersSortedByZ.removeAt(idx);
|
||
mCurrentState.layersSortedByZ.add(layer);
|
||
// we need traversal (state changed)
|
||
// AND transaction (list changed)
|
||
flags |= eTransactionNeeded | eTraversalNeeded | eTransformHintUpdateNeeded;
|
||
}
|
||
}
|
||
if (what & layer_state_t::eTransformChanged) {
|
||
if (layer->setTransform(s.transform)) flags |= eTraversalNeeded;
|
||
}
|
||
if (what & layer_state_t::eTransformToDisplayInverseChanged) {
|
||
if (layer->setTransformToDisplayInverse(s.transformToDisplayInverse))
|
||
flags |= eTraversalNeeded;
|
||
}
|
||
if (what & layer_state_t::eCropChanged) {
|
||
if (layer->setCrop(s.crop)) flags |= eTraversalNeeded;
|
||
}
|
||
if (what & layer_state_t::eDataspaceChanged) {
|
||
if (layer->setDataspace(s.dataspace)) flags |= eTraversalNeeded;
|
||
}
|
||
if (what & layer_state_t::eHdrMetadataChanged) {
|
||
if (layer->setHdrMetadata(s.hdrMetadata)) flags |= eTraversalNeeded;
|
||
}
|
||
if (what & layer_state_t::eSurfaceDamageRegionChanged) {
|
||
if (layer->setSurfaceDamageRegion(s.surfaceDamageRegion)) flags |= eTraversalNeeded;
|
||
}
|
||
if (what & layer_state_t::eApiChanged) {
|
||
if (layer->setApi(s.api)) flags |= eTraversalNeeded;
|
||
}
|
||
if (what & layer_state_t::eSidebandStreamChanged) {
|
||
if (layer->setSidebandStream(s.sidebandStream)) flags |= eTraversalNeeded;
|
||
}
|
||
if (what & layer_state_t::eInputInfoChanged) {
|
||
layer->setInputInfo(*s.windowInfoHandle->getInfo());
|
||
flags |= eTraversalNeeded;
|
||
}
|
||
std::optional<nsecs_t> dequeueBufferTimestamp;
|
||
if (what & layer_state_t::eMetadataChanged) {
|
||
dequeueBufferTimestamp = s.metadata.getInt64(METADATA_DEQUEUE_TIME);
|
||
|
||
if (const int32_t gameMode = s.metadata.getInt32(METADATA_GAME_MODE, -1); gameMode != -1) {
|
||
// The transaction will be received on the Task layer and needs to be applied to all
|
||
// child layers. Child layers that are added at a later point will obtain the game mode
|
||
// info through addChild().
|
||
layer->setGameModeForTree(static_cast<GameMode>(gameMode));
|
||
}
|
||
|
||
if (layer->setMetadata(s.metadata)) flags |= eTraversalNeeded;
|
||
}
|
||
if (what & layer_state_t::eColorSpaceAgnosticChanged) {
|
||
if (layer->setColorSpaceAgnostic(s.colorSpaceAgnostic)) {
|
||
flags |= eTraversalNeeded;
|
||
}
|
||
}
|
||
if (what & layer_state_t::eShadowRadiusChanged) {
|
||
if (layer->setShadowRadius(s.shadowRadius)) flags |= eTraversalNeeded;
|
||
}
|
||
if (what & layer_state_t::eFrameRateSelectionPriority) {
|
||
if (layer->setFrameRateSelectionPriority(s.frameRateSelectionPriority)) {
|
||
flags |= eTraversalNeeded;
|
||
}
|
||
}
|
||
if (what & layer_state_t::eFrameRateChanged) {
|
||
const auto compatibility =
|
||
Layer::FrameRate::convertCompatibility(s.frameRateCompatibility);
|
||
const auto strategy =
|
||
Layer::FrameRate::convertChangeFrameRateStrategy(s.changeFrameRateStrategy);
|
||
|
||
if (layer->setFrameRate(
|
||
Layer::FrameRate(Fps::fromValue(s.frameRate), compatibility, strategy))) {
|
||
flags |= eTraversalNeeded;
|
||
}
|
||
}
|
||
if (what & layer_state_t::eFixedTransformHintChanged) {
|
||
if (layer->setFixedTransformHint(s.fixedTransformHint)) {
|
||
flags |= eTraversalNeeded | eTransformHintUpdateNeeded;
|
||
}
|
||
}
|
||
if (what & layer_state_t::eAutoRefreshChanged) {
|
||
layer->setAutoRefresh(s.autoRefresh);
|
||
}
|
||
if (what & layer_state_t::eDimmingEnabledChanged) {
|
||
if (layer->setDimmingEnabled(s.dimmingEnabled)) flags |= eTraversalNeeded;
|
||
}
|
||
if (what & layer_state_t::eTrustedOverlayChanged) {
|
||
if (layer->setTrustedOverlay(s.isTrustedOverlay)) {
|
||
flags |= eTraversalNeeded;
|
||
}
|
||
}
|
||
if (what & layer_state_t::eStretchChanged) {
|
||
if (layer->setStretchEffect(s.stretchEffect)) {
|
||
flags |= eTraversalNeeded;
|
||
}
|
||
}
|
||
if (what & layer_state_t::eBufferCropChanged) {
|
||
if (layer->setBufferCrop(s.bufferCrop)) {
|
||
flags |= eTraversalNeeded;
|
||
}
|
||
}
|
||
if (what & layer_state_t::eDestinationFrameChanged) {
|
||
if (layer->setDestinationFrame(s.destinationFrame)) {
|
||
flags |= eTraversalNeeded;
|
||
}
|
||
}
|
||
if (what & layer_state_t::eDropInputModeChanged) {
|
||
if (layer->setDropInputMode(s.dropInputMode)) {
|
||
flags |= eTraversalNeeded;
|
||
mInputInfoChanged = true;
|
||
}
|
||
}
|
||
// This has to happen after we reparent children because when we reparent to null we remove
|
||
// child layers from current state and remove its relative z. If the children are reparented in
|
||
// the same transaction, then we have to make sure we reparent the children first so we do not
|
||
// lose its relative z order.
|
||
if (what & layer_state_t::eReparent) {
|
||
bool hadParent = layer->hasParent();
|
||
auto parentHandle = (s.parentSurfaceControlForChild)
|
||
? s.parentSurfaceControlForChild->getHandle()
|
||
: nullptr;
|
||
if (layer->reparent(parentHandle)) {
|
||
if (!hadParent) {
|
||
layer->setIsAtRoot(false);
|
||
mCurrentState.layersSortedByZ.remove(layer);
|
||
}
|
||
flags |= eTransactionNeeded | eTraversalNeeded;
|
||
}
|
||
}
|
||
std::vector<sp<CallbackHandle>> callbackHandles;
|
||
if ((what & layer_state_t::eHasListenerCallbacksChanged) && (!filteredListeners.empty())) {
|
||
for (auto& [listener, callbackIds] : filteredListeners) {
|
||
callbackHandles.emplace_back(new CallbackHandle(listener, callbackIds, s.surface));
|
||
}
|
||
}
|
||
|
||
if (what & layer_state_t::eBufferChanged) {
|
||
std::shared_ptr<renderengine::ExternalTexture> buffer =
|
||
getExternalTextureFromBufferData(*s.bufferData, layer->getDebugName());
|
||
if (layer->setBuffer(buffer, *s.bufferData, postTime, desiredPresentTime, isAutoTimestamp,
|
||
dequeueBufferTimestamp, frameTimelineInfo)) {
|
||
flags |= eTraversalNeeded;
|
||
}
|
||
} else if (frameTimelineInfo.vsyncId != FrameTimelineInfo::INVALID_VSYNC_ID) {
|
||
layer->setFrameTimelineVsyncForBufferlessTransaction(frameTimelineInfo, postTime);
|
||
}
|
||
|
||
if (layer->setTransactionCompletedListeners(callbackHandles)) flags |= eTraversalNeeded;
|
||
// Do not put anything that updates layer state or modifies flags after
|
||
// setTransactionCompletedListener
|
||
return flags;
|
||
}
|
||
|
||
uint32_t SurfaceFlinger::addInputWindowCommands(const InputWindowCommands& inputWindowCommands) {
|
||
bool hasChanges = mInputWindowCommands.merge(inputWindowCommands);
|
||
return hasChanges ? eTraversalNeeded : 0;
|
||
}
|
||
|
||
status_t SurfaceFlinger::mirrorLayer(const LayerCreationArgs& args,
|
||
const sp<IBinder>& mirrorFromHandle, sp<IBinder>* outHandle,
|
||
int32_t* outLayerId) {
|
||
if (!mirrorFromHandle) {
|
||
return NAME_NOT_FOUND;
|
||
}
|
||
|
||
sp<Layer> mirrorLayer;
|
||
sp<Layer> mirrorFrom;
|
||
{
|
||
Mutex::Autolock _l(mStateLock);
|
||
mirrorFrom = fromHandle(mirrorFromHandle).promote();
|
||
if (!mirrorFrom) {
|
||
return NAME_NOT_FOUND;
|
||
}
|
||
status_t result = createContainerLayer(args, outHandle, &mirrorLayer);
|
||
if (result != NO_ERROR) {
|
||
return result;
|
||
}
|
||
|
||
mirrorLayer->setClonedChild(mirrorFrom->createClone());
|
||
}
|
||
|
||
*outLayerId = mirrorLayer->sequence;
|
||
if (mTransactionTracing) {
|
||
mTransactionTracing->onMirrorLayerAdded((*outHandle)->localBinder(), mirrorLayer->sequence,
|
||
args.name, mirrorFrom->sequence);
|
||
}
|
||
return addClientLayer(args.client, *outHandle, mirrorLayer /* layer */, nullptr /* parent */,
|
||
false /* addToRoot */, nullptr /* outTransformHint */);
|
||
}
|
||
|
||
status_t SurfaceFlinger::createLayer(LayerCreationArgs& args, sp<IBinder>* outHandle,
|
||
const sp<IBinder>& parentHandle, int32_t* outLayerId,
|
||
const sp<Layer>& parentLayer, uint32_t* outTransformHint) {
|
||
ALOG_ASSERT(parentLayer == nullptr || parentHandle == nullptr,
|
||
"Expected only one of parentLayer or parentHandle to be non-null. "
|
||
"Programmer error?");
|
||
|
||
status_t result = NO_ERROR;
|
||
|
||
sp<Layer> layer;
|
||
|
||
switch (args.flags & ISurfaceComposerClient::eFXSurfaceMask) {
|
||
case ISurfaceComposerClient::eFXSurfaceBufferQueue:
|
||
case ISurfaceComposerClient::eFXSurfaceBufferState: {
|
||
result = createBufferStateLayer(args, outHandle, &layer);
|
||
std::atomic<int32_t>* pendingBufferCounter = layer->getPendingBufferCounter();
|
||
if (pendingBufferCounter) {
|
||
std::string counterName = layer->getPendingBufferCounterName();
|
||
mBufferCountTracker.add((*outHandle)->localBinder(), counterName,
|
||
pendingBufferCounter);
|
||
}
|
||
} break;
|
||
case ISurfaceComposerClient::eFXSurfaceEffect:
|
||
result = createEffectLayer(args, outHandle, &layer);
|
||
break;
|
||
case ISurfaceComposerClient::eFXSurfaceContainer:
|
||
result = createContainerLayer(args, outHandle, &layer);
|
||
break;
|
||
default:
|
||
result = BAD_VALUE;
|
||
break;
|
||
}
|
||
|
||
if (result != NO_ERROR) {
|
||
return result;
|
||
}
|
||
|
||
bool addToRoot = args.addToRoot && callingThreadHasUnscopedSurfaceFlingerAccess();
|
||
wp<Layer> parent(parentHandle != nullptr ? fromHandle(parentHandle) : parentLayer);
|
||
if (parentHandle != nullptr && parent == nullptr) {
|
||
ALOGE("Invalid parent handle %p.", parentHandle.get());
|
||
addToRoot = false;
|
||
}
|
||
if (parentLayer != nullptr) {
|
||
addToRoot = false;
|
||
}
|
||
|
||
int parentId = -1;
|
||
// We can safely promote the layer in binder thread because we have a strong reference
|
||
// to the layer's handle inside this scope or we were passed in a sp reference to the layer.
|
||
sp<Layer> parentSp = parent.promote();
|
||
if (parentSp != nullptr) {
|
||
parentId = parentSp->getSequence();
|
||
}
|
||
if (mTransactionTracing) {
|
||
mTransactionTracing->onLayerAdded((*outHandle)->localBinder(), layer->sequence, args.name,
|
||
args.flags, parentId);
|
||
}
|
||
|
||
result = addClientLayer(args.client, *outHandle, layer, parent, addToRoot, outTransformHint);
|
||
if (result != NO_ERROR) {
|
||
return result;
|
||
}
|
||
|
||
*outLayerId = layer->sequence;
|
||
return result;
|
||
}
|
||
|
||
status_t SurfaceFlinger::createBufferQueueLayer(LayerCreationArgs& args, PixelFormat& format,
|
||
sp<IBinder>* handle,
|
||
sp<IGraphicBufferProducer>* gbp,
|
||
sp<Layer>* outLayer) {
|
||
// initialize the surfaces
|
||
switch (format) {
|
||
case PIXEL_FORMAT_TRANSPARENT:
|
||
case PIXEL_FORMAT_TRANSLUCENT:
|
||
format = PIXEL_FORMAT_RGBA_8888;
|
||
break;
|
||
case PIXEL_FORMAT_OPAQUE:
|
||
format = PIXEL_FORMAT_RGBX_8888;
|
||
break;
|
||
}
|
||
|
||
sp<BufferQueueLayer> layer;
|
||
args.textureName = getNewTexture();
|
||
{
|
||
// Grab the SF state lock during this since it's the only safe way to access
|
||
// RenderEngine when creating a BufferLayerConsumer
|
||
// TODO: Check if this lock is still needed here
|
||
Mutex::Autolock lock(mStateLock);
|
||
layer = getFactory().createBufferQueueLayer(args);
|
||
}
|
||
|
||
status_t err = layer->setDefaultBufferProperties(0, 0, format);
|
||
if (err == NO_ERROR) {
|
||
*handle = layer->getHandle();
|
||
*gbp = layer->getProducer();
|
||
*outLayer = layer;
|
||
}
|
||
|
||
ALOGE_IF(err, "createBufferQueueLayer() failed (%s)", strerror(-err));
|
||
return err;
|
||
}
|
||
|
||
status_t SurfaceFlinger::createBufferStateLayer(LayerCreationArgs& args, sp<IBinder>* handle,
|
||
sp<Layer>* outLayer) {
|
||
args.textureName = getNewTexture();
|
||
*outLayer = getFactory().createBufferStateLayer(args);
|
||
*handle = (*outLayer)->getHandle();
|
||
return NO_ERROR;
|
||
}
|
||
|
||
status_t SurfaceFlinger::createEffectLayer(const LayerCreationArgs& args, sp<IBinder>* handle,
|
||
sp<Layer>* outLayer) {
|
||
*outLayer = getFactory().createEffectLayer(args);
|
||
*handle = (*outLayer)->getHandle();
|
||
return NO_ERROR;
|
||
}
|
||
|
||
status_t SurfaceFlinger::createContainerLayer(const LayerCreationArgs& args, sp<IBinder>* handle,
|
||
sp<Layer>* outLayer) {
|
||
*outLayer = getFactory().createContainerLayer(args);
|
||
*handle = (*outLayer)->getHandle();
|
||
return NO_ERROR;
|
||
}
|
||
|
||
void SurfaceFlinger::markLayerPendingRemovalLocked(const sp<Layer>& layer) {
|
||
mLayersPendingRemoval.add(layer);
|
||
mLayersRemoved = true;
|
||
setTransactionFlags(eTransactionNeeded);
|
||
}
|
||
|
||
void SurfaceFlinger::onHandleDestroyed(BBinder* handle, sp<Layer>& layer) {
|
||
Mutex::Autolock lock(mStateLock);
|
||
markLayerPendingRemovalLocked(layer);
|
||
mBufferCountTracker.remove(handle);
|
||
layer.clear();
|
||
if (mTransactionTracing) {
|
||
mTransactionTracing->onHandleRemoved(handle);
|
||
}
|
||
}
|
||
|
||
// ---------------------------------------------------------------------------
|
||
|
||
void SurfaceFlinger::onInitializeDisplays() {
|
||
const auto display = getDefaultDisplayDeviceLocked();
|
||
if (!display) return;
|
||
|
||
const sp<IBinder> token = display->getDisplayToken().promote();
|
||
LOG_ALWAYS_FATAL_IF(token == nullptr);
|
||
|
||
// reset screen orientation and use primary layer stack
|
||
Vector<ComposerState> state;
|
||
Vector<DisplayState> displays;
|
||
DisplayState d;
|
||
d.what = DisplayState::eDisplayProjectionChanged |
|
||
DisplayState::eLayerStackChanged;
|
||
d.token = token;
|
||
d.layerStack = ui::DEFAULT_LAYER_STACK;
|
||
d.orientation = ui::ROTATION_0;
|
||
d.orientedDisplaySpaceRect.makeInvalid();
|
||
d.layerStackSpaceRect.makeInvalid();
|
||
d.width = 0;
|
||
d.height = 0;
|
||
displays.add(d);
|
||
|
||
nsecs_t now = systemTime();
|
||
|
||
int64_t transactionId = (((int64_t)mPid) << 32) | mUniqueTransactionId++;
|
||
// It should be on the main thread, apply it directly.
|
||
applyTransactionState(FrameTimelineInfo{}, state, displays, 0, mInputWindowCommands,
|
||
/* desiredPresentTime */ now, true, {}, /* postTime */ now, true, false,
|
||
{}, mPid, getuid(), transactionId);
|
||
|
||
setPowerModeInternal(display, hal::PowerMode::ON);
|
||
const nsecs_t vsyncPeriod = display->refreshRateConfigs().getActiveMode()->getVsyncPeriod();
|
||
mAnimFrameTracker.setDisplayRefreshPeriod(vsyncPeriod);
|
||
mActiveDisplayTransformHint = display->getTransformHint();
|
||
// Use phase of 0 since phase is not known.
|
||
// Use latency of 0, which will snap to the ideal latency.
|
||
DisplayStatInfo stats{0 /* vsyncTime */, vsyncPeriod};
|
||
setCompositorTimingSnapped(stats, 0);
|
||
}
|
||
|
||
void SurfaceFlinger::initializeDisplays() {
|
||
// Async since we may be called from the main thread.
|
||
static_cast<void>(
|
||
mScheduler->schedule([this]() FTL_FAKE_GUARD(mStateLock) { onInitializeDisplays(); }));
|
||
}
|
||
|
||
void SurfaceFlinger::setPowerModeInternal(const sp<DisplayDevice>& display, hal::PowerMode mode) {
|
||
if (display->isVirtual()) {
|
||
ALOGE("%s: Invalid operation on virtual display", __func__);
|
||
return;
|
||
}
|
||
|
||
const auto displayId = display->getPhysicalId();
|
||
ALOGD("Setting power mode %d on display %s", mode, to_string(displayId).c_str());
|
||
|
||
std::optional<hal::PowerMode> currentMode = display->getPowerMode();
|
||
if (currentMode.has_value() && mode == *currentMode) {
|
||
return;
|
||
}
|
||
|
||
const auto activeDisplay = getDisplayDeviceLocked(mActiveDisplayToken);
|
||
if (activeDisplay != display && display->isInternal() && activeDisplay &&
|
||
activeDisplay->isPoweredOn()) {
|
||
ALOGW("Trying to change power mode on non active display while the active display is ON");
|
||
}
|
||
|
||
display->setPowerMode(mode);
|
||
|
||
if (mInterceptor->isEnabled()) {
|
||
mInterceptor->savePowerModeUpdate(display->getSequenceId(), static_cast<int32_t>(mode));
|
||
}
|
||
const auto refreshRate = display->refreshRateConfigs().getActiveMode()->getFps();
|
||
if (!currentMode || *currentMode == hal::PowerMode::OFF) {
|
||
// Turn on the display
|
||
if (display->isInternal() && (!activeDisplay || !activeDisplay->isPoweredOn())) {
|
||
onActiveDisplayChangedLocked(display);
|
||
}
|
||
// Keep uclamp in a separate syscall and set it before changing to RT due to b/190237315.
|
||
// We can merge the syscall later.
|
||
if (SurfaceFlinger::setSchedAttr(true) != NO_ERROR) {
|
||
ALOGW("Couldn't set uclamp.min on display on: %s\n", strerror(errno));
|
||
}
|
||
if (SurfaceFlinger::setSchedFifo(true) != NO_ERROR) {
|
||
ALOGW("Couldn't set SCHED_FIFO on display on: %s\n", strerror(errno));
|
||
}
|
||
getHwComposer().setPowerMode(displayId, mode);
|
||
if (isDisplayActiveLocked(display) && mode != hal::PowerMode::DOZE_SUSPEND) {
|
||
setHWCVsyncEnabled(displayId, mHWCVsyncPendingState);
|
||
mScheduler->onScreenAcquired(mAppConnectionHandle);
|
||
mScheduler->resyncToHardwareVsync(true, refreshRate);
|
||
}
|
||
|
||
mVisibleRegionsDirty = true;
|
||
mHasPoweredOff = true;
|
||
scheduleComposite(FrameHint::kActive);
|
||
} else if (mode == hal::PowerMode::OFF) {
|
||
// Turn off the display
|
||
if (SurfaceFlinger::setSchedFifo(false) != NO_ERROR) {
|
||
ALOGW("Couldn't set SCHED_OTHER on display off: %s\n", strerror(errno));
|
||
}
|
||
if (SurfaceFlinger::setSchedAttr(false) != NO_ERROR) {
|
||
ALOGW("Couldn't set uclamp.min on display off: %s\n", strerror(errno));
|
||
}
|
||
if (isDisplayActiveLocked(display) && *currentMode != hal::PowerMode::DOZE_SUSPEND) {
|
||
mScheduler->disableHardwareVsync(true);
|
||
mScheduler->onScreenReleased(mAppConnectionHandle);
|
||
}
|
||
|
||
// Make sure HWVsync is disabled before turning off the display
|
||
setHWCVsyncEnabled(displayId, hal::Vsync::DISABLE);
|
||
|
||
getHwComposer().setPowerMode(displayId, mode);
|
||
mVisibleRegionsDirty = true;
|
||
// from this point on, SF will stop drawing on this display
|
||
} else if (mode == hal::PowerMode::DOZE || mode == hal::PowerMode::ON) {
|
||
// Update display while dozing
|
||
getHwComposer().setPowerMode(displayId, mode);
|
||
if (isDisplayActiveLocked(display) && *currentMode == hal::PowerMode::DOZE_SUSPEND) {
|
||
mScheduler->onScreenAcquired(mAppConnectionHandle);
|
||
mScheduler->resyncToHardwareVsync(true, refreshRate);
|
||
}
|
||
} else if (mode == hal::PowerMode::DOZE_SUSPEND) {
|
||
// Leave display going to doze
|
||
if (isDisplayActiveLocked(display)) {
|
||
mScheduler->disableHardwareVsync(true);
|
||
mScheduler->onScreenReleased(mAppConnectionHandle);
|
||
}
|
||
getHwComposer().setPowerMode(displayId, mode);
|
||
} else {
|
||
ALOGE("Attempting to set unknown power mode: %d\n", mode);
|
||
getHwComposer().setPowerMode(displayId, mode);
|
||
}
|
||
|
||
if (isDisplayActiveLocked(display)) {
|
||
mTimeStats->setPowerMode(mode);
|
||
mRefreshRateStats->setPowerMode(mode);
|
||
mScheduler->setDisplayPowerMode(mode);
|
||
}
|
||
|
||
ALOGD("Finished setting power mode %d on display %s", mode, to_string(displayId).c_str());
|
||
}
|
||
|
||
void SurfaceFlinger::setPowerMode(const sp<IBinder>& displayToken, int mode) {
|
||
auto future = mScheduler->schedule([=]() FTL_FAKE_GUARD(mStateLock) {
|
||
const auto display = getDisplayDeviceLocked(displayToken);
|
||
if (!display) {
|
||
ALOGE("Attempt to set power mode %d for invalid display token %p", mode,
|
||
displayToken.get());
|
||
} else if (display->isVirtual()) {
|
||
ALOGW("Attempt to set power mode %d for virtual display", mode);
|
||
} else {
|
||
setPowerModeInternal(display, static_cast<hal::PowerMode>(mode));
|
||
}
|
||
});
|
||
|
||
future.wait();
|
||
}
|
||
|
||
status_t SurfaceFlinger::doDump(int fd, const DumpArgs& args, bool asProto) {
|
||
std::string result;
|
||
|
||
IPCThreadState* ipc = IPCThreadState::self();
|
||
const int pid = ipc->getCallingPid();
|
||
const int uid = ipc->getCallingUid();
|
||
|
||
if ((uid != AID_SHELL) &&
|
||
!PermissionCache::checkPermission(sDump, pid, uid)) {
|
||
StringAppendF(&result, "Permission Denial: can't dump SurfaceFlinger from pid=%d, uid=%d\n",
|
||
pid, uid);
|
||
} else {
|
||
static const std::unordered_map<std::string, Dumper> dumpers = {
|
||
{"--comp-displays"s, dumper(&SurfaceFlinger::dumpCompositionDisplays)},
|
||
{"--display-id"s, dumper(&SurfaceFlinger::dumpDisplayIdentificationData)},
|
||
{"--displays"s, dumper(&SurfaceFlinger::dumpDisplays)},
|
||
{"--dispsync"s, dumper([this](std::string& s) { mScheduler->dumpVsync(s); })},
|
||
{"--edid"s, argsDumper(&SurfaceFlinger::dumpRawDisplayIdentificationData)},
|
||
{"--latency"s, argsDumper(&SurfaceFlinger::dumpStatsLocked)},
|
||
{"--latency-clear"s, argsDumper(&SurfaceFlinger::clearStatsLocked)},
|
||
{"--list"s, dumper(&SurfaceFlinger::listLayersLocked)},
|
||
{"--planner"s, argsDumper(&SurfaceFlinger::dumpPlannerInfo)},
|
||
{"--static-screen"s, dumper(&SurfaceFlinger::dumpStaticScreenStats)},
|
||
{"--timestats"s, protoDumper(&SurfaceFlinger::dumpTimeStats)},
|
||
{"--vsync"s, dumper(&SurfaceFlinger::dumpVSync)},
|
||
{"--wide-color"s, dumper(&SurfaceFlinger::dumpWideColorInfo)},
|
||
{"--frametimeline"s, argsDumper(&SurfaceFlinger::dumpFrameTimeline)},
|
||
};
|
||
|
||
const auto flag = args.empty() ? ""s : std::string(String8(args[0]));
|
||
|
||
// Traversal of drawing state must happen on the main thread.
|
||
// Otherwise, SortedVector may have shared ownership during concurrent
|
||
// traversals, which can result in use-after-frees.
|
||
std::string compositionLayers;
|
||
mScheduler
|
||
->schedule([&] {
|
||
StringAppendF(&compositionLayers, "Composition layers\n");
|
||
mDrawingState.traverseInZOrder([&](Layer* layer) {
|
||
auto* compositionState = layer->getCompositionState();
|
||
if (!compositionState || !compositionState->isVisible) return;
|
||
|
||
android::base::StringAppendF(&compositionLayers, "* Layer %p (%s)\n", layer,
|
||
layer->getDebugName() ? layer->getDebugName()
|
||
: "<unknown>");
|
||
compositionState->dump(compositionLayers);
|
||
});
|
||
})
|
||
.get();
|
||
|
||
bool dumpLayers = true;
|
||
{
|
||
TimedLock lock(mStateLock, s2ns(1), __func__);
|
||
if (!lock.locked()) {
|
||
StringAppendF(&result, "Dumping without lock after timeout: %s (%d)\n",
|
||
strerror(-lock.status), lock.status);
|
||
}
|
||
|
||
if (const auto it = dumpers.find(flag); it != dumpers.end()) {
|
||
(it->second)(args, asProto, result);
|
||
dumpLayers = false;
|
||
} else if (!asProto) {
|
||
dumpAllLocked(args, compositionLayers, result);
|
||
}
|
||
}
|
||
|
||
if (dumpLayers) {
|
||
LayersTraceFileProto traceFileProto = mLayerTracing.createTraceFileProto();
|
||
LayersTraceProto* layersTrace = traceFileProto.add_entry();
|
||
LayersProto layersProto = dumpProtoFromMainThread();
|
||
layersTrace->mutable_layers()->Swap(&layersProto);
|
||
dumpDisplayProto(*layersTrace);
|
||
|
||
if (asProto) {
|
||
result.append(traceFileProto.SerializeAsString());
|
||
} else {
|
||
// Dump info that we need to access from the main thread
|
||
const auto layerTree = LayerProtoParser::generateLayerTree(layersTrace->layers());
|
||
result.append(LayerProtoParser::layerTreeToString(layerTree));
|
||
result.append("\n");
|
||
dumpOffscreenLayers(result);
|
||
}
|
||
}
|
||
}
|
||
write(fd, result.c_str(), result.size());
|
||
return NO_ERROR;
|
||
}
|
||
|
||
status_t SurfaceFlinger::dumpCritical(int fd, const DumpArgs&, bool asProto) {
|
||
if (asProto) {
|
||
mLayerTracing.writeToFile();
|
||
if (mTransactionTracing) {
|
||
mTransactionTracing->writeToFile();
|
||
}
|
||
}
|
||
|
||
return doDump(fd, DumpArgs(), asProto);
|
||
}
|
||
|
||
void SurfaceFlinger::listLayersLocked(std::string& result) const {
|
||
mCurrentState.traverseInZOrder(
|
||
[&](Layer* layer) { StringAppendF(&result, "%s\n", layer->getDebugName()); });
|
||
}
|
||
|
||
void SurfaceFlinger::dumpStatsLocked(const DumpArgs& args, std::string& result) const {
|
||
StringAppendF(&result, "%" PRId64 "\n", getVsyncPeriodFromHWC());
|
||
|
||
if (args.size() > 1) {
|
||
const auto name = String8(args[1]);
|
||
mCurrentState.traverseInZOrder([&](Layer* layer) {
|
||
if (layer->getName() == name.string()) {
|
||
layer->dumpFrameStats(result);
|
||
}
|
||
});
|
||
} else {
|
||
mAnimFrameTracker.dumpStats(result);
|
||
}
|
||
}
|
||
|
||
void SurfaceFlinger::clearStatsLocked(const DumpArgs& args, std::string&) {
|
||
const bool clearAll = args.size() < 2;
|
||
const auto name = clearAll ? String8() : String8(args[1]);
|
||
|
||
mCurrentState.traverse([&](Layer* layer) {
|
||
if (clearAll || layer->getName() == name.string()) {
|
||
layer->clearFrameStats();
|
||
}
|
||
});
|
||
|
||
mAnimFrameTracker.clearStats();
|
||
}
|
||
|
||
void SurfaceFlinger::dumpTimeStats(const DumpArgs& args, bool asProto, std::string& result) const {
|
||
mTimeStats->parseArgs(asProto, args, result);
|
||
}
|
||
|
||
void SurfaceFlinger::dumpFrameTimeline(const DumpArgs& args, std::string& result) const {
|
||
mFrameTimeline->parseArgs(args, result);
|
||
}
|
||
|
||
void SurfaceFlinger::logFrameStats() {
|
||
mDrawingState.traverse([&](Layer* layer) {
|
||
layer->logFrameStats();
|
||
});
|
||
|
||
mAnimFrameTracker.logAndResetStats("<win-anim>");
|
||
}
|
||
|
||
void SurfaceFlinger::appendSfConfigString(std::string& result) const {
|
||
result.append(" [sf");
|
||
|
||
StringAppendF(&result, " PRESENT_TIME_OFFSET=%" PRId64, dispSyncPresentTimeOffset);
|
||
StringAppendF(&result, " FORCE_HWC_FOR_RBG_TO_YUV=%d", useHwcForRgbToYuv);
|
||
StringAppendF(&result, " MAX_VIRT_DISPLAY_DIM=%zu",
|
||
getHwComposer().getMaxVirtualDisplayDimension());
|
||
StringAppendF(&result, " RUNNING_WITHOUT_SYNC_FRAMEWORK=%d", !hasSyncFramework);
|
||
StringAppendF(&result, " NUM_FRAMEBUFFER_SURFACE_BUFFERS=%" PRId64,
|
||
maxFrameBufferAcquiredBuffers);
|
||
result.append("]");
|
||
}
|
||
|
||
void SurfaceFlinger::dumpVSync(std::string& result) const {
|
||
mScheduler->dump(result);
|
||
|
||
mRefreshRateStats->dump(result);
|
||
result.append("\n");
|
||
|
||
mVsyncConfiguration->dump(result);
|
||
StringAppendF(&result,
|
||
" present offset: %9" PRId64 " ns\t VSYNC period: %9" PRId64 " ns\n\n",
|
||
dispSyncPresentTimeOffset, getVsyncPeriodFromHWC());
|
||
|
||
StringAppendF(&result, "(mode override by backdoor: %s)\n\n",
|
||
mDebugDisplayModeSetByBackdoor ? "yes" : "no");
|
||
|
||
mScheduler->dump(mAppConnectionHandle, result);
|
||
mScheduler->dumpVsync(result);
|
||
StringAppendF(&result, "mHWCVsyncPendingState=%s mLastHWCVsyncState=%s\n",
|
||
to_string(mHWCVsyncPendingState).c_str(), to_string(mLastHWCVsyncState).c_str());
|
||
}
|
||
|
||
void SurfaceFlinger::dumpPlannerInfo(const DumpArgs& args, std::string& result) const {
|
||
for (const auto& [token, display] : mDisplays) {
|
||
const auto compositionDisplay = display->getCompositionDisplay();
|
||
compositionDisplay->dumpPlannerInfo(args, result);
|
||
}
|
||
}
|
||
|
||
void SurfaceFlinger::dumpStaticScreenStats(std::string& result) const {
|
||
result.append("Static screen stats:\n");
|
||
for (size_t b = 0; b < SurfaceFlingerBE::NUM_BUCKETS - 1; ++b) {
|
||
float bucketTimeSec = getBE().mFrameBuckets[b] / 1e9;
|
||
float percent = 100.0f *
|
||
static_cast<float>(getBE().mFrameBuckets[b]) / getBE().mTotalTime;
|
||
StringAppendF(&result, " < %zd frames: %.3f s (%.1f%%)\n", b + 1, bucketTimeSec, percent);
|
||
}
|
||
float bucketTimeSec = getBE().mFrameBuckets[SurfaceFlingerBE::NUM_BUCKETS - 1] / 1e9;
|
||
float percent = 100.0f *
|
||
static_cast<float>(getBE().mFrameBuckets[SurfaceFlingerBE::NUM_BUCKETS - 1]) / getBE().mTotalTime;
|
||
StringAppendF(&result, " %zd+ frames: %.3f s (%.1f%%)\n", SurfaceFlingerBE::NUM_BUCKETS - 1,
|
||
bucketTimeSec, percent);
|
||
}
|
||
|
||
void SurfaceFlinger::dumpCompositionDisplays(std::string& result) const {
|
||
for (const auto& [token, display] : mDisplays) {
|
||
display->getCompositionDisplay()->dump(result);
|
||
result += '\n';
|
||
}
|
||
}
|
||
|
||
void SurfaceFlinger::dumpDisplays(std::string& result) const {
|
||
for (const auto& [token, display] : mDisplays) {
|
||
display->dump(result);
|
||
result += '\n';
|
||
}
|
||
}
|
||
|
||
void SurfaceFlinger::dumpDisplayIdentificationData(std::string& result) const {
|
||
for (const auto& [token, display] : mDisplays) {
|
||
const auto displayId = PhysicalDisplayId::tryCast(display->getId());
|
||
if (!displayId) {
|
||
continue;
|
||
}
|
||
const auto hwcDisplayId = getHwComposer().fromPhysicalDisplayId(*displayId);
|
||
if (!hwcDisplayId) {
|
||
continue;
|
||
}
|
||
|
||
StringAppendF(&result,
|
||
"Display %s (HWC display %" PRIu64 "): ", to_string(*displayId).c_str(),
|
||
*hwcDisplayId);
|
||
uint8_t port;
|
||
DisplayIdentificationData data;
|
||
if (!getHwComposer().getDisplayIdentificationData(*hwcDisplayId, &port, &data)) {
|
||
result.append("no identification data\n");
|
||
continue;
|
||
}
|
||
|
||
if (!isEdid(data)) {
|
||
result.append("unknown identification data\n");
|
||
continue;
|
||
}
|
||
|
||
const auto edid = parseEdid(data);
|
||
if (!edid) {
|
||
result.append("invalid EDID\n");
|
||
continue;
|
||
}
|
||
|
||
StringAppendF(&result, "port=%u pnpId=%s displayName=\"", port, edid->pnpId.data());
|
||
result.append(edid->displayName.data(), edid->displayName.length());
|
||
result.append("\"\n");
|
||
}
|
||
}
|
||
|
||
void SurfaceFlinger::dumpRawDisplayIdentificationData(const DumpArgs& args,
|
||
std::string& result) const {
|
||
hal::HWDisplayId hwcDisplayId;
|
||
uint8_t port;
|
||
DisplayIdentificationData data;
|
||
|
||
if (args.size() > 1 && base::ParseUint(String8(args[1]), &hwcDisplayId) &&
|
||
getHwComposer().getDisplayIdentificationData(hwcDisplayId, &port, &data)) {
|
||
result.append(reinterpret_cast<const char*>(data.data()), data.size());
|
||
}
|
||
}
|
||
|
||
void SurfaceFlinger::dumpWideColorInfo(std::string& result) const {
|
||
StringAppendF(&result, "Device has wide color built-in display: %d\n", hasWideColorDisplay);
|
||
StringAppendF(&result, "Device uses color management: %d\n", useColorManagement);
|
||
StringAppendF(&result, "DisplayColorSetting: %s\n",
|
||
decodeDisplayColorSetting(mDisplayColorSetting).c_str());
|
||
|
||
// TODO: print out if wide-color mode is active or not
|
||
|
||
for (const auto& [token, display] : mDisplays) {
|
||
const auto displayId = PhysicalDisplayId::tryCast(display->getId());
|
||
if (!displayId) {
|
||
continue;
|
||
}
|
||
|
||
StringAppendF(&result, "Display %s color modes:\n", to_string(*displayId).c_str());
|
||
std::vector<ColorMode> modes = getHwComposer().getColorModes(*displayId);
|
||
for (auto&& mode : modes) {
|
||
StringAppendF(&result, " %s (%d)\n", decodeColorMode(mode).c_str(), mode);
|
||
}
|
||
|
||
ColorMode currentMode = display->getCompositionDisplay()->getState().colorMode;
|
||
StringAppendF(&result, " Current color mode: %s (%d)\n",
|
||
decodeColorMode(currentMode).c_str(), currentMode);
|
||
}
|
||
result.append("\n");
|
||
}
|
||
|
||
LayersProto SurfaceFlinger::dumpDrawingStateProto(uint32_t traceFlags) const {
|
||
LayersProto layersProto;
|
||
for (const sp<Layer>& layer : mDrawingState.layersSortedByZ) {
|
||
layer->writeToProto(layersProto, traceFlags);
|
||
}
|
||
|
||
return layersProto;
|
||
}
|
||
|
||
void SurfaceFlinger::dumpDisplayProto(LayersTraceProto& layersTraceProto) const {
|
||
for (const auto& [_, display] : FTL_FAKE_GUARD(mStateLock, mDisplays)) {
|
||
DisplayProto* displayProto = layersTraceProto.add_displays();
|
||
displayProto->set_id(display->getId().value);
|
||
displayProto->set_name(display->getDisplayName());
|
||
displayProto->set_layer_stack(display->getLayerStack().id);
|
||
LayerProtoHelper::writeSizeToProto(display->getWidth(), display->getHeight(),
|
||
[&]() { return displayProto->mutable_size(); });
|
||
LayerProtoHelper::writeToProto(display->getLayerStackSpaceRect(), [&]() {
|
||
return displayProto->mutable_layer_stack_space_rect();
|
||
});
|
||
LayerProtoHelper::writeTransformToProto(display->getTransform(),
|
||
displayProto->mutable_transform());
|
||
displayProto->set_is_virtual(display->isVirtual());
|
||
}
|
||
}
|
||
|
||
void SurfaceFlinger::dumpHwc(std::string& result) const {
|
||
getHwComposer().dump(result);
|
||
}
|
||
|
||
void SurfaceFlinger::dumpOffscreenLayersProto(LayersProto& layersProto, uint32_t traceFlags) const {
|
||
// Add a fake invisible root layer to the proto output and parent all the offscreen layers to
|
||
// it.
|
||
LayerProto* rootProto = layersProto.add_layers();
|
||
const int32_t offscreenRootLayerId = INT32_MAX - 2;
|
||
rootProto->set_id(offscreenRootLayerId);
|
||
rootProto->set_name("Offscreen Root");
|
||
rootProto->set_parent(-1);
|
||
|
||
for (Layer* offscreenLayer : mOffscreenLayers) {
|
||
// Add layer as child of the fake root
|
||
rootProto->add_children(offscreenLayer->sequence);
|
||
|
||
// Add layer
|
||
LayerProto* layerProto = offscreenLayer->writeToProto(layersProto, traceFlags);
|
||
layerProto->set_parent(offscreenRootLayerId);
|
||
}
|
||
}
|
||
|
||
LayersProto SurfaceFlinger::dumpProtoFromMainThread(uint32_t traceFlags) {
|
||
return mScheduler->schedule([=] { return dumpDrawingStateProto(traceFlags); }).get();
|
||
}
|
||
|
||
void SurfaceFlinger::dumpOffscreenLayers(std::string& result) {
|
||
auto future = mScheduler->schedule([this] {
|
||
std::string result;
|
||
for (Layer* offscreenLayer : mOffscreenLayers) {
|
||
offscreenLayer->traverse(LayerVector::StateSet::Drawing,
|
||
[&](Layer* layer) { layer->dumpCallingUidPid(result); });
|
||
}
|
||
return result;
|
||
});
|
||
|
||
result.append("Offscreen Layers:\n");
|
||
result.append(future.get());
|
||
}
|
||
|
||
void SurfaceFlinger::dumpAllLocked(const DumpArgs& args, const std::string& compositionLayers,
|
||
std::string& result) const {
|
||
const bool colorize = !args.empty() && args[0] == String16("--color");
|
||
Colorizer colorizer(colorize);
|
||
|
||
// figure out if we're stuck somewhere
|
||
const nsecs_t now = systemTime();
|
||
const nsecs_t inTransaction(mDebugInTransaction);
|
||
nsecs_t inTransactionDuration = (inTransaction) ? now-inTransaction : 0;
|
||
|
||
/*
|
||
* Dump library configuration.
|
||
*/
|
||
|
||
colorizer.bold(result);
|
||
result.append("Build configuration:");
|
||
colorizer.reset(result);
|
||
appendSfConfigString(result);
|
||
result.append("\n");
|
||
|
||
result.append("\nDisplay identification data:\n");
|
||
dumpDisplayIdentificationData(result);
|
||
|
||
result.append("\nWide-Color information:\n");
|
||
dumpWideColorInfo(result);
|
||
|
||
colorizer.bold(result);
|
||
result.append("Sync configuration: ");
|
||
colorizer.reset(result);
|
||
result.append(SyncFeatures::getInstance().toString());
|
||
result.append("\n\n");
|
||
|
||
colorizer.bold(result);
|
||
result.append("Scheduler:\n");
|
||
colorizer.reset(result);
|
||
dumpVSync(result);
|
||
result.append("\n");
|
||
|
||
dumpStaticScreenStats(result);
|
||
result.append("\n");
|
||
|
||
StringAppendF(&result, "Total missed frame count: %u\n", mFrameMissedCount.load());
|
||
StringAppendF(&result, "HWC missed frame count: %u\n", mHwcFrameMissedCount.load());
|
||
StringAppendF(&result, "GPU missed frame count: %u\n\n", mGpuFrameMissedCount.load());
|
||
|
||
/*
|
||
* Dump the visible layer list
|
||
*/
|
||
colorizer.bold(result);
|
||
StringAppendF(&result, "Visible layers (count = %zu)\n", mNumLayers.load());
|
||
colorizer.reset(result);
|
||
|
||
result.append(compositionLayers);
|
||
|
||
colorizer.bold(result);
|
||
StringAppendF(&result, "Displays (%zu entries)\n", mDisplays.size());
|
||
colorizer.reset(result);
|
||
dumpDisplays(result);
|
||
dumpCompositionDisplays(result);
|
||
result.push_back('\n');
|
||
|
||
mCompositionEngine->dump(result);
|
||
|
||
/*
|
||
* Dump SurfaceFlinger global state
|
||
*/
|
||
|
||
colorizer.bold(result);
|
||
result.append("SurfaceFlinger global state:\n");
|
||
colorizer.reset(result);
|
||
|
||
getRenderEngine().dump(result);
|
||
|
||
result.append("ClientCache state:\n");
|
||
ClientCache::getInstance().dump(result);
|
||
DebugEGLImageTracker::getInstance()->dump(result);
|
||
|
||
if (const auto display = getDefaultDisplayDeviceLocked()) {
|
||
display->getCompositionDisplay()->getState().undefinedRegion.dump(result,
|
||
"undefinedRegion");
|
||
StringAppendF(&result, " orientation=%s, isPoweredOn=%d\n",
|
||
toCString(display->getOrientation()), display->isPoweredOn());
|
||
}
|
||
StringAppendF(&result,
|
||
" transaction-flags : %08x\n"
|
||
" gpu_to_cpu_unsupported : %d\n",
|
||
mTransactionFlags.load(), !mGpuToCpuSupported);
|
||
|
||
if (const auto display = getDefaultDisplayDeviceLocked()) {
|
||
std::string fps, xDpi, yDpi;
|
||
if (const auto activeMode = display->getActiveMode()) {
|
||
fps = to_string(activeMode->getFps());
|
||
|
||
const auto dpi = activeMode->getDpi();
|
||
xDpi = base::StringPrintf("%.2f", dpi.x);
|
||
yDpi = base::StringPrintf("%.2f", dpi.y);
|
||
} else {
|
||
fps = "unknown";
|
||
xDpi = "unknown";
|
||
yDpi = "unknown";
|
||
}
|
||
StringAppendF(&result,
|
||
" refresh-rate : %s\n"
|
||
" x-dpi : %s\n"
|
||
" y-dpi : %s\n",
|
||
fps.c_str(), xDpi.c_str(), yDpi.c_str());
|
||
}
|
||
|
||
StringAppendF(&result, " transaction time: %f us\n", inTransactionDuration / 1000.0);
|
||
|
||
/*
|
||
* Tracing state
|
||
*/
|
||
mLayerTracing.dump(result);
|
||
|
||
result.append("\nTransaction tracing: ");
|
||
if (mTransactionTracing) {
|
||
result.append("enabled\n");
|
||
mTransactionTracing->dump(result);
|
||
} else {
|
||
result.append("disabled\n");
|
||
}
|
||
result.push_back('\n');
|
||
|
||
/*
|
||
* HWC layer minidump
|
||
*/
|
||
for (const auto& [token, display] : mDisplays) {
|
||
const auto displayId = HalDisplayId::tryCast(display->getId());
|
||
if (!displayId) {
|
||
continue;
|
||
}
|
||
|
||
StringAppendF(&result, "Display %s (%s) HWC layers:\n", to_string(*displayId).c_str(),
|
||
(isDisplayActiveLocked(display) ? "active" : "inactive"));
|
||
Layer::miniDumpHeader(result);
|
||
|
||
const DisplayDevice& ref = *display;
|
||
mCurrentState.traverseInZOrder([&](Layer* layer) { layer->miniDump(result, ref); });
|
||
result.append("\n");
|
||
}
|
||
|
||
{
|
||
DumpArgs plannerArgs;
|
||
plannerArgs.add(); // first argument is ignored
|
||
plannerArgs.add(String16("--layers"));
|
||
dumpPlannerInfo(plannerArgs, result);
|
||
}
|
||
|
||
/*
|
||
* Dump HWComposer state
|
||
*/
|
||
colorizer.bold(result);
|
||
result.append("h/w composer state:\n");
|
||
colorizer.reset(result);
|
||
const bool hwcDisabled = mDebugDisableHWC || mDebugFlashDelay;
|
||
StringAppendF(&result, " h/w composer %s\n", hwcDisabled ? "disabled" : "enabled");
|
||
dumpHwc(result);
|
||
|
||
/*
|
||
* Dump gralloc state
|
||
*/
|
||
const GraphicBufferAllocator& alloc(GraphicBufferAllocator::get());
|
||
alloc.dump(result);
|
||
|
||
/*
|
||
* Dump flag/property manager state
|
||
*/
|
||
mFlagManager.dump(result);
|
||
|
||
result.append(mTimeStats->miniDump());
|
||
result.append("\n");
|
||
}
|
||
|
||
mat4 SurfaceFlinger::calculateColorMatrix(float saturation) {
|
||
if (saturation == 1) {
|
||
return mat4();
|
||
}
|
||
|
||
float3 luminance{0.213f, 0.715f, 0.072f};
|
||
luminance *= 1.0f - saturation;
|
||
mat4 saturationMatrix = mat4(vec4{luminance.r + saturation, luminance.r, luminance.r, 0.0f},
|
||
vec4{luminance.g, luminance.g + saturation, luminance.g, 0.0f},
|
||
vec4{luminance.b, luminance.b, luminance.b + saturation, 0.0f},
|
||
vec4{0.0f, 0.0f, 0.0f, 1.0f});
|
||
return saturationMatrix;
|
||
}
|
||
|
||
void SurfaceFlinger::updateColorMatrixLocked() {
|
||
mat4 colorMatrix =
|
||
mClientColorMatrix * calculateColorMatrix(mGlobalSaturationFactor) * mDaltonizer();
|
||
|
||
if (mCurrentState.colorMatrix != colorMatrix) {
|
||
mCurrentState.colorMatrix = colorMatrix;
|
||
mCurrentState.colorMatrixChanged = true;
|
||
setTransactionFlags(eTransactionNeeded);
|
||
}
|
||
}
|
||
|
||
status_t SurfaceFlinger::CheckTransactCodeCredentials(uint32_t code) {
|
||
#pragma clang diagnostic push
|
||
#pragma clang diagnostic error "-Wswitch-enum"
|
||
switch (static_cast<ISurfaceComposerTag>(code)) {
|
||
case ENABLE_VSYNC_INJECTIONS:
|
||
case INJECT_VSYNC:
|
||
if (!hasMockHwc()) return PERMISSION_DENIED;
|
||
[[fallthrough]];
|
||
// These methods should at minimum make sure that the client requested
|
||
// access to SF.
|
||
case BOOT_FINISHED:
|
||
case CLEAR_ANIMATION_FRAME_STATS:
|
||
case GET_ANIMATION_FRAME_STATS:
|
||
case OVERRIDE_HDR_TYPES:
|
||
case GET_HDR_CAPABILITIES:
|
||
case SET_DESIRED_DISPLAY_MODE_SPECS:
|
||
case GET_DESIRED_DISPLAY_MODE_SPECS:
|
||
case SET_ACTIVE_COLOR_MODE:
|
||
case SET_BOOT_DISPLAY_MODE:
|
||
case GET_AUTO_LOW_LATENCY_MODE_SUPPORT:
|
||
case GET_GAME_CONTENT_TYPE_SUPPORT:
|
||
case GET_DISPLAYED_CONTENT_SAMPLING_ATTRIBUTES:
|
||
case SET_DISPLAY_CONTENT_SAMPLING_ENABLED:
|
||
case GET_DISPLAYED_CONTENT_SAMPLE:
|
||
case ADD_TUNNEL_MODE_ENABLED_LISTENER:
|
||
case REMOVE_TUNNEL_MODE_ENABLED_LISTENER:
|
||
case SET_GLOBAL_SHADOW_SETTINGS:
|
||
case ACQUIRE_FRAME_RATE_FLEXIBILITY_TOKEN: {
|
||
// OVERRIDE_HDR_TYPES is used by CTS tests, which acquire the necessary
|
||
// permission dynamically. Don't use the permission cache for this check.
|
||
bool usePermissionCache = code != OVERRIDE_HDR_TYPES;
|
||
if (!callingThreadHasUnscopedSurfaceFlingerAccess(usePermissionCache)) {
|
||
IPCThreadState* ipc = IPCThreadState::self();
|
||
ALOGE("Permission Denial: can't access SurfaceFlinger pid=%d, uid=%d",
|
||
ipc->getCallingPid(), ipc->getCallingUid());
|
||
return PERMISSION_DENIED;
|
||
}
|
||
return OK;
|
||
}
|
||
case GET_LAYER_DEBUG_INFO: {
|
||
IPCThreadState* ipc = IPCThreadState::self();
|
||
const int pid = ipc->getCallingPid();
|
||
const int uid = ipc->getCallingUid();
|
||
if ((uid != AID_SHELL) && !PermissionCache::checkPermission(sDump, pid, uid)) {
|
||
ALOGE("Layer debug info permission denied for pid=%d, uid=%d", pid, uid);
|
||
return PERMISSION_DENIED;
|
||
}
|
||
return OK;
|
||
}
|
||
// Used by apps to hook Choreographer to SurfaceFlinger.
|
||
case CREATE_DISPLAY_EVENT_CONNECTION:
|
||
// The following calls are currently used by clients that do not
|
||
// request necessary permissions. However, they do not expose any secret
|
||
// information, so it is OK to pass them.
|
||
case AUTHENTICATE_SURFACE:
|
||
case GET_ACTIVE_COLOR_MODE:
|
||
case GET_ACTIVE_DISPLAY_MODE:
|
||
case GET_DISPLAY_COLOR_MODES:
|
||
case GET_DISPLAY_NATIVE_PRIMARIES:
|
||
case GET_STATIC_DISPLAY_INFO:
|
||
case GET_DYNAMIC_DISPLAY_INFO:
|
||
case GET_DISPLAY_MODES:
|
||
case GET_SUPPORTED_FRAME_TIMESTAMPS:
|
||
// Calling setTransactionState is safe, because you need to have been
|
||
// granted a reference to Client* and Handle* to do anything with it.
|
||
case SET_TRANSACTION_STATE:
|
||
case CREATE_CONNECTION:
|
||
case GET_COLOR_MANAGEMENT:
|
||
case GET_COMPOSITION_PREFERENCE:
|
||
case GET_PROTECTED_CONTENT_SUPPORT:
|
||
// setFrameRate() is deliberately available for apps to call without any
|
||
// special permissions.
|
||
case SET_FRAME_RATE:
|
||
case GET_DISPLAY_DECORATION_SUPPORT:
|
||
case SET_FRAME_TIMELINE_INFO:
|
||
case GET_GPU_CONTEXT_PRIORITY:
|
||
case GET_MAX_ACQUIRED_BUFFER_COUNT: {
|
||
// This is not sensitive information, so should not require permission control.
|
||
return OK;
|
||
}
|
||
case ADD_FPS_LISTENER:
|
||
case REMOVE_FPS_LISTENER:
|
||
case ADD_REGION_SAMPLING_LISTENER:
|
||
case REMOVE_REGION_SAMPLING_LISTENER: {
|
||
// codes that require permission check
|
||
IPCThreadState* ipc = IPCThreadState::self();
|
||
const int pid = ipc->getCallingPid();
|
||
const int uid = ipc->getCallingUid();
|
||
if ((uid != AID_GRAPHICS) &&
|
||
!PermissionCache::checkPermission(sReadFramebuffer, pid, uid)) {
|
||
ALOGE("Permission Denial: can't read framebuffer pid=%d, uid=%d", pid, uid);
|
||
return PERMISSION_DENIED;
|
||
}
|
||
return OK;
|
||
}
|
||
case ADD_TRANSACTION_TRACE_LISTENER: {
|
||
IPCThreadState* ipc = IPCThreadState::self();
|
||
const int uid = ipc->getCallingUid();
|
||
if (uid == AID_ROOT || uid == AID_GRAPHICS || uid == AID_SYSTEM || uid == AID_SHELL) {
|
||
return OK;
|
||
}
|
||
return PERMISSION_DENIED;
|
||
}
|
||
case SET_OVERRIDE_FRAME_RATE: {
|
||
const int uid = IPCThreadState::self()->getCallingUid();
|
||
if (uid == AID_ROOT || uid == AID_SYSTEM) {
|
||
return OK;
|
||
}
|
||
return PERMISSION_DENIED;
|
||
}
|
||
case ON_PULL_ATOM: {
|
||
const int uid = IPCThreadState::self()->getCallingUid();
|
||
if (uid == AID_SYSTEM) {
|
||
return OK;
|
||
}
|
||
return PERMISSION_DENIED;
|
||
}
|
||
case ADD_WINDOW_INFOS_LISTENER:
|
||
case REMOVE_WINDOW_INFOS_LISTENER: {
|
||
const int uid = IPCThreadState::self()->getCallingUid();
|
||
if (uid == AID_SYSTEM || uid == AID_GRAPHICS) {
|
||
return OK;
|
||
}
|
||
return PERMISSION_DENIED;
|
||
}
|
||
case CREATE_DISPLAY:
|
||
case DESTROY_DISPLAY:
|
||
case GET_PRIMARY_PHYSICAL_DISPLAY_ID:
|
||
case GET_PHYSICAL_DISPLAY_IDS:
|
||
case GET_PHYSICAL_DISPLAY_TOKEN:
|
||
case SET_POWER_MODE:
|
||
case GET_DISPLAY_STATE:
|
||
case GET_DISPLAY_STATS:
|
||
case CLEAR_BOOT_DISPLAY_MODE:
|
||
case GET_BOOT_DISPLAY_MODE_SUPPORT:
|
||
case SET_AUTO_LOW_LATENCY_MODE:
|
||
case SET_GAME_CONTENT_TYPE:
|
||
case CAPTURE_LAYERS:
|
||
case CAPTURE_DISPLAY:
|
||
case CAPTURE_DISPLAY_BY_ID:
|
||
case IS_WIDE_COLOR_DISPLAY:
|
||
case GET_DISPLAY_BRIGHTNESS_SUPPORT:
|
||
case SET_DISPLAY_BRIGHTNESS:
|
||
case ADD_HDR_LAYER_INFO_LISTENER:
|
||
case REMOVE_HDR_LAYER_INFO_LISTENER:
|
||
case NOTIFY_POWER_BOOST:
|
||
LOG_FATAL("Deprecated opcode: %d, migrated to AIDL", code);
|
||
return PERMISSION_DENIED;
|
||
}
|
||
|
||
// These codes are used for the IBinder protocol to either interrogate the recipient
|
||
// side of the transaction for its canonical interface descriptor or to dump its state.
|
||
// We let them pass by default.
|
||
if (code == IBinder::INTERFACE_TRANSACTION || code == IBinder::DUMP_TRANSACTION ||
|
||
code == IBinder::PING_TRANSACTION || code == IBinder::SHELL_COMMAND_TRANSACTION ||
|
||
code == IBinder::SYSPROPS_TRANSACTION) {
|
||
return OK;
|
||
}
|
||
// Numbers from 1000 to 1042 are currently used for backdoors. The code
|
||
// in onTransact verifies that the user is root, and has access to use SF.
|
||
if (code >= 1000 && code <= 1042) {
|
||
ALOGV("Accessing SurfaceFlinger through backdoor code: %u", code);
|
||
return OK;
|
||
}
|
||
ALOGE("Permission Denial: SurfaceFlinger did not recognize request code: %u", code);
|
||
return PERMISSION_DENIED;
|
||
#pragma clang diagnostic pop
|
||
}
|
||
|
||
status_t SurfaceFlinger::onTransact(uint32_t code, const Parcel& data, Parcel* reply,
|
||
uint32_t flags) {
|
||
if (const status_t error = CheckTransactCodeCredentials(code); error != OK) {
|
||
return error;
|
||
}
|
||
|
||
status_t err = BnSurfaceComposer::onTransact(code, data, reply, flags);
|
||
if (err == UNKNOWN_TRANSACTION || err == PERMISSION_DENIED) {
|
||
CHECK_INTERFACE(ISurfaceComposer, data, reply);
|
||
IPCThreadState* ipc = IPCThreadState::self();
|
||
const int uid = ipc->getCallingUid();
|
||
if (CC_UNLIKELY(uid != AID_SYSTEM
|
||
&& !PermissionCache::checkCallingPermission(sHardwareTest))) {
|
||
const int pid = ipc->getCallingPid();
|
||
ALOGE("Permission Denial: "
|
||
"can't access SurfaceFlinger pid=%d, uid=%d", pid, uid);
|
||
return PERMISSION_DENIED;
|
||
}
|
||
int n;
|
||
switch (code) {
|
||
case 1000: // Unused.
|
||
case 1001:
|
||
return NAME_NOT_FOUND;
|
||
case 1002: // Toggle flashing on surface damage.
|
||
if (const int delay = data.readInt32(); delay > 0) {
|
||
mDebugFlashDelay = delay;
|
||
} else {
|
||
mDebugFlashDelay = mDebugFlashDelay ? 0 : 1;
|
||
}
|
||
scheduleRepaint();
|
||
return NO_ERROR;
|
||
case 1004: // Force composite ahead of next VSYNC.
|
||
case 1006:
|
||
scheduleComposite(FrameHint::kActive);
|
||
return NO_ERROR;
|
||
case 1005: { // Force commit ahead of next VSYNC.
|
||
Mutex::Autolock lock(mStateLock);
|
||
setTransactionFlags(eTransactionNeeded | eDisplayTransactionNeeded |
|
||
eTraversalNeeded);
|
||
return NO_ERROR;
|
||
}
|
||
case 1007: // Unused.
|
||
return NAME_NOT_FOUND;
|
||
case 1008: // Toggle forced GPU composition.
|
||
mDebugDisableHWC = data.readInt32() != 0;
|
||
scheduleRepaint();
|
||
return NO_ERROR;
|
||
case 1009: // Toggle use of transform hint.
|
||
mDebugDisableTransformHint = data.readInt32() != 0;
|
||
scheduleRepaint();
|
||
return NO_ERROR;
|
||
case 1010: // Interrogate.
|
||
reply->writeInt32(0);
|
||
reply->writeInt32(0);
|
||
reply->writeInt32(mDebugFlashDelay);
|
||
reply->writeInt32(0);
|
||
reply->writeInt32(mDebugDisableHWC);
|
||
return NO_ERROR;
|
||
case 1013: {
|
||
const auto display = getDefaultDisplayDevice();
|
||
if (!display) {
|
||
return NAME_NOT_FOUND;
|
||
}
|
||
|
||
reply->writeInt32(display->getPageFlipCount());
|
||
return NO_ERROR;
|
||
}
|
||
case 1014: {
|
||
Mutex::Autolock _l(mStateLock);
|
||
// daltonize
|
||
n = data.readInt32();
|
||
switch (n % 10) {
|
||
case 1:
|
||
mDaltonizer.setType(ColorBlindnessType::Protanomaly);
|
||
break;
|
||
case 2:
|
||
mDaltonizer.setType(ColorBlindnessType::Deuteranomaly);
|
||
break;
|
||
case 3:
|
||
mDaltonizer.setType(ColorBlindnessType::Tritanomaly);
|
||
break;
|
||
default:
|
||
mDaltonizer.setType(ColorBlindnessType::None);
|
||
break;
|
||
}
|
||
if (n >= 10) {
|
||
mDaltonizer.setMode(ColorBlindnessMode::Correction);
|
||
} else {
|
||
mDaltonizer.setMode(ColorBlindnessMode::Simulation);
|
||
}
|
||
|
||
updateColorMatrixLocked();
|
||
return NO_ERROR;
|
||
}
|
||
case 1015: {
|
||
Mutex::Autolock _l(mStateLock);
|
||
// apply a color matrix
|
||
n = data.readInt32();
|
||
if (n) {
|
||
// color matrix is sent as a column-major mat4 matrix
|
||
for (size_t i = 0 ; i < 4; i++) {
|
||
for (size_t j = 0; j < 4; j++) {
|
||
mClientColorMatrix[i][j] = data.readFloat();
|
||
}
|
||
}
|
||
} else {
|
||
mClientColorMatrix = mat4();
|
||
}
|
||
|
||
// Check that supplied matrix's last row is {0,0,0,1} so we can avoid
|
||
// the division by w in the fragment shader
|
||
float4 lastRow(transpose(mClientColorMatrix)[3]);
|
||
if (any(greaterThan(abs(lastRow - float4{0, 0, 0, 1}), float4{1e-4f}))) {
|
||
ALOGE("The color transform's last row must be (0, 0, 0, 1)");
|
||
}
|
||
|
||
updateColorMatrixLocked();
|
||
return NO_ERROR;
|
||
}
|
||
case 1016: { // Unused.
|
||
return NAME_NOT_FOUND;
|
||
}
|
||
case 1017: {
|
||
n = data.readInt32();
|
||
mForceFullDamage = n != 0;
|
||
return NO_ERROR;
|
||
}
|
||
case 1018: { // Modify Choreographer's duration
|
||
n = data.readInt32();
|
||
mScheduler->setDuration(mAppConnectionHandle, std::chrono::nanoseconds(n), 0ns);
|
||
return NO_ERROR;
|
||
}
|
||
case 1019: { // Modify SurfaceFlinger's duration
|
||
n = data.readInt32();
|
||
mScheduler->setDuration(mSfConnectionHandle, std::chrono::nanoseconds(n), 0ns);
|
||
return NO_ERROR;
|
||
}
|
||
case 1020: { // Layer updates interceptor
|
||
n = data.readInt32();
|
||
if (n) {
|
||
ALOGV("Interceptor enabled");
|
||
mInterceptor->enable(mDrawingState.layersSortedByZ, mDrawingState.displays);
|
||
}
|
||
else{
|
||
ALOGV("Interceptor disabled");
|
||
mInterceptor->disable();
|
||
}
|
||
return NO_ERROR;
|
||
}
|
||
case 1021: { // Disable HWC virtual displays
|
||
const bool enable = data.readInt32() != 0;
|
||
static_cast<void>(
|
||
mScheduler->schedule([this, enable] { enableHalVirtualDisplays(enable); }));
|
||
return NO_ERROR;
|
||
}
|
||
case 1022: { // Set saturation boost
|
||
Mutex::Autolock _l(mStateLock);
|
||
mGlobalSaturationFactor = std::max(0.0f, std::min(data.readFloat(), 2.0f));
|
||
|
||
updateColorMatrixLocked();
|
||
return NO_ERROR;
|
||
}
|
||
case 1023: { // Set native mode
|
||
int32_t colorMode;
|
||
|
||
mDisplayColorSetting = static_cast<DisplayColorSetting>(data.readInt32());
|
||
if (data.readInt32(&colorMode) == NO_ERROR) {
|
||
mForceColorMode = static_cast<ColorMode>(colorMode);
|
||
}
|
||
scheduleRepaint();
|
||
return NO_ERROR;
|
||
}
|
||
// Deprecate, use 1030 to check whether the device is color managed.
|
||
case 1024: {
|
||
return NAME_NOT_FOUND;
|
||
}
|
||
case 1025: { // Set layer tracing
|
||
n = data.readInt32();
|
||
bool tracingEnabledChanged;
|
||
if (n == 1) {
|
||
int64_t fixedStartingTime = data.readInt64();
|
||
ALOGD("LayerTracing enabled");
|
||
tracingEnabledChanged = mLayerTracing.enable();
|
||
if (tracingEnabledChanged) {
|
||
int64_t startingTime =
|
||
(fixedStartingTime) ? fixedStartingTime : systemTime();
|
||
mScheduler
|
||
->schedule([&]() FTL_FAKE_GUARD(mStateLock) {
|
||
mLayerTracing.notify("start", startingTime);
|
||
})
|
||
.wait();
|
||
}
|
||
} else if (n == 2) {
|
||
std::string filename = std::string(data.readCString());
|
||
ALOGD("LayerTracing disabled. Trace wrote to %s", filename.c_str());
|
||
tracingEnabledChanged = mLayerTracing.disable(filename.c_str());
|
||
} else {
|
||
ALOGD("LayerTracing disabled");
|
||
tracingEnabledChanged = mLayerTracing.disable();
|
||
}
|
||
mTracingEnabledChanged = tracingEnabledChanged;
|
||
reply->writeInt32(NO_ERROR);
|
||
return NO_ERROR;
|
||
}
|
||
case 1026: { // Get layer tracing status
|
||
reply->writeBool(mLayerTracing.isEnabled());
|
||
return NO_ERROR;
|
||
}
|
||
// Is a DisplayColorSetting supported?
|
||
case 1027: {
|
||
const auto display = getDefaultDisplayDevice();
|
||
if (!display) {
|
||
return NAME_NOT_FOUND;
|
||
}
|
||
|
||
DisplayColorSetting setting = static_cast<DisplayColorSetting>(data.readInt32());
|
||
switch (setting) {
|
||
case DisplayColorSetting::kManaged:
|
||
reply->writeBool(useColorManagement);
|
||
break;
|
||
case DisplayColorSetting::kUnmanaged:
|
||
reply->writeBool(true);
|
||
break;
|
||
case DisplayColorSetting::kEnhanced:
|
||
reply->writeBool(display->hasRenderIntent(RenderIntent::ENHANCE));
|
||
break;
|
||
default: // vendor display color setting
|
||
reply->writeBool(
|
||
display->hasRenderIntent(static_cast<RenderIntent>(setting)));
|
||
break;
|
||
}
|
||
return NO_ERROR;
|
||
}
|
||
case 1028: { // Unused.
|
||
return NAME_NOT_FOUND;
|
||
}
|
||
// Set buffer size for SF tracing (value in KB)
|
||
case 1029: {
|
||
n = data.readInt32();
|
||
if (n <= 0 || n > MAX_TRACING_MEMORY) {
|
||
ALOGW("Invalid buffer size: %d KB", n);
|
||
reply->writeInt32(BAD_VALUE);
|
||
return BAD_VALUE;
|
||
}
|
||
|
||
ALOGD("Updating trace buffer to %d KB", n);
|
||
mLayerTracing.setBufferSize(n * 1024);
|
||
reply->writeInt32(NO_ERROR);
|
||
return NO_ERROR;
|
||
}
|
||
// Is device color managed?
|
||
case 1030: {
|
||
reply->writeBool(useColorManagement);
|
||
return NO_ERROR;
|
||
}
|
||
// Override default composition data space
|
||
// adb shell service call SurfaceFlinger 1031 i32 1 DATASPACE_NUMBER DATASPACE_NUMBER \
|
||
// && adb shell stop zygote && adb shell start zygote
|
||
// to restore: adb shell service call SurfaceFlinger 1031 i32 0 && \
|
||
// adb shell stop zygote && adb shell start zygote
|
||
case 1031: {
|
||
Mutex::Autolock _l(mStateLock);
|
||
n = data.readInt32();
|
||
if (n) {
|
||
n = data.readInt32();
|
||
if (n) {
|
||
Dataspace dataspace = static_cast<Dataspace>(n);
|
||
if (!validateCompositionDataspace(dataspace)) {
|
||
return BAD_VALUE;
|
||
}
|
||
mDefaultCompositionDataspace = dataspace;
|
||
}
|
||
n = data.readInt32();
|
||
if (n) {
|
||
Dataspace dataspace = static_cast<Dataspace>(n);
|
||
if (!validateCompositionDataspace(dataspace)) {
|
||
return BAD_VALUE;
|
||
}
|
||
mWideColorGamutCompositionDataspace = dataspace;
|
||
}
|
||
} else {
|
||
// restore composition data space.
|
||
mDefaultCompositionDataspace = defaultCompositionDataspace;
|
||
mWideColorGamutCompositionDataspace = wideColorGamutCompositionDataspace;
|
||
}
|
||
return NO_ERROR;
|
||
}
|
||
// Set trace flags
|
||
case 1033: {
|
||
n = data.readUint32();
|
||
ALOGD("Updating trace flags to 0x%x", n);
|
||
mLayerTracing.setTraceFlags(n);
|
||
reply->writeInt32(NO_ERROR);
|
||
return NO_ERROR;
|
||
}
|
||
case 1034: {
|
||
auto future = mScheduler->schedule([&] {
|
||
switch (n = data.readInt32()) {
|
||
case 0:
|
||
case 1:
|
||
FTL_FAKE_GUARD(mStateLock,
|
||
enableRefreshRateOverlay(static_cast<bool>(n)));
|
||
break;
|
||
default: {
|
||
reply->writeBool(
|
||
FTL_FAKE_GUARD(mStateLock, isRefreshRateOverlayEnabled()));
|
||
}
|
||
}
|
||
});
|
||
|
||
future.wait();
|
||
return NO_ERROR;
|
||
}
|
||
case 1035: {
|
||
const int modeId = data.readInt32();
|
||
|
||
const auto display = [&]() -> sp<IBinder> {
|
||
uint64_t value;
|
||
if (data.readUint64(&value) != NO_ERROR) {
|
||
return getDefaultDisplayDevice()->getDisplayToken().promote();
|
||
}
|
||
|
||
if (const auto id = DisplayId::fromValue<PhysicalDisplayId>(value)) {
|
||
return getPhysicalDisplayToken(*id);
|
||
}
|
||
|
||
ALOGE("Invalid physical display ID");
|
||
return nullptr;
|
||
}();
|
||
|
||
mDebugDisplayModeSetByBackdoor = false;
|
||
const status_t result = setActiveModeFromBackdoor(display, modeId);
|
||
mDebugDisplayModeSetByBackdoor = result == NO_ERROR;
|
||
return result;
|
||
}
|
||
// Turn on/off frame rate flexibility mode. When turned on it overrides the display
|
||
// manager frame rate policy a new policy which allows switching between all refresh
|
||
// rates.
|
||
case 1036: {
|
||
if (data.readInt32() > 0) { // turn on
|
||
return mScheduler
|
||
->schedule([this] {
|
||
const auto display =
|
||
FTL_FAKE_GUARD(mStateLock, getDefaultDisplayDeviceLocked());
|
||
|
||
// This is a little racy, but not in a way that hurts anything. As
|
||
// we grab the defaultMode from the display manager policy, we could
|
||
// be setting a new display manager policy, leaving us using a stale
|
||
// defaultMode. The defaultMode doesn't matter for the override
|
||
// policy though, since we set allowGroupSwitching to true, so it's
|
||
// not a problem.
|
||
scheduler::RefreshRateConfigs::Policy overridePolicy;
|
||
overridePolicy.defaultMode = display->refreshRateConfigs()
|
||
.getDisplayManagerPolicy()
|
||
.defaultMode;
|
||
overridePolicy.allowGroupSwitching = true;
|
||
constexpr bool kOverridePolicy = true;
|
||
return setDesiredDisplayModeSpecsInternal(display, overridePolicy,
|
||
kOverridePolicy);
|
||
})
|
||
.get();
|
||
} else { // turn off
|
||
return mScheduler
|
||
->schedule([this] {
|
||
const auto display =
|
||
FTL_FAKE_GUARD(mStateLock, getDefaultDisplayDeviceLocked());
|
||
constexpr bool kOverridePolicy = true;
|
||
return setDesiredDisplayModeSpecsInternal(display, {},
|
||
kOverridePolicy);
|
||
})
|
||
.get();
|
||
}
|
||
}
|
||
// Inject a hotplug connected event for the primary display. This will deallocate and
|
||
// reallocate the display state including framebuffers.
|
||
case 1037: {
|
||
const hal::HWDisplayId hwcId =
|
||
(Mutex::Autolock(mStateLock), getHwComposer().getPrimaryHwcDisplayId());
|
||
|
||
onComposerHalHotplug(hwcId, hal::Connection::CONNECTED);
|
||
return NO_ERROR;
|
||
}
|
||
// Modify the max number of display frames stored within FrameTimeline
|
||
case 1038: {
|
||
n = data.readInt32();
|
||
if (n < 0 || n > MAX_ALLOWED_DISPLAY_FRAMES) {
|
||
ALOGW("Invalid max size. Maximum allowed is %d", MAX_ALLOWED_DISPLAY_FRAMES);
|
||
return BAD_VALUE;
|
||
}
|
||
if (n == 0) {
|
||
// restore to default
|
||
mFrameTimeline->reset();
|
||
return NO_ERROR;
|
||
}
|
||
mFrameTimeline->setMaxDisplayFrames(n);
|
||
return NO_ERROR;
|
||
}
|
||
case 1039: {
|
||
PhysicalDisplayId displayId = [&]() {
|
||
Mutex::Autolock lock(mStateLock);
|
||
return getDefaultDisplayDeviceLocked()->getPhysicalId();
|
||
}();
|
||
|
||
auto inUid = static_cast<uid_t>(data.readInt32());
|
||
const auto refreshRate = data.readFloat();
|
||
mScheduler->setPreferredRefreshRateForUid(FrameRateOverride{inUid, refreshRate});
|
||
mScheduler->onFrameRateOverridesChanged(mAppConnectionHandle, displayId);
|
||
return NO_ERROR;
|
||
}
|
||
// Toggle caching feature
|
||
// First argument is an int32 - nonzero enables caching and zero disables caching
|
||
// Second argument is an optional uint64 - if present, then limits enabling/disabling
|
||
// caching to a particular physical display
|
||
case 1040: {
|
||
auto future = mScheduler->schedule([&] {
|
||
n = data.readInt32();
|
||
std::optional<PhysicalDisplayId> inputId = std::nullopt;
|
||
if (uint64_t inputDisplayId; data.readUint64(&inputDisplayId) == NO_ERROR) {
|
||
inputId = DisplayId::fromValue<PhysicalDisplayId>(inputDisplayId);
|
||
if (!inputId || getPhysicalDisplayToken(*inputId)) {
|
||
ALOGE("No display with id: %" PRIu64, inputDisplayId);
|
||
return NAME_NOT_FOUND;
|
||
}
|
||
}
|
||
{
|
||
Mutex::Autolock lock(mStateLock);
|
||
mLayerCachingEnabled = n != 0;
|
||
for (const auto& [_, display] : mDisplays) {
|
||
if (!inputId || *inputId == display->getPhysicalId()) {
|
||
display->enableLayerCaching(mLayerCachingEnabled);
|
||
}
|
||
}
|
||
}
|
||
return OK;
|
||
});
|
||
|
||
if (const status_t error = future.get(); error != OK) {
|
||
return error;
|
||
}
|
||
scheduleRepaint();
|
||
return NO_ERROR;
|
||
}
|
||
case 1041: { // Transaction tracing
|
||
if (mTransactionTracing) {
|
||
if (data.readInt32()) {
|
||
// Transaction tracing is always running but allow the user to temporarily
|
||
// increase the buffer when actively debugging.
|
||
mTransactionTracing->setBufferSize(
|
||
TransactionTracing::ACTIVE_TRACING_BUFFER_SIZE);
|
||
} else {
|
||
mTransactionTracing->writeToFile();
|
||
mTransactionTracing->setBufferSize(
|
||
TransactionTracing::CONTINUOUS_TRACING_BUFFER_SIZE);
|
||
}
|
||
}
|
||
reply->writeInt32(NO_ERROR);
|
||
return NO_ERROR;
|
||
}
|
||
case 1042: { // Write layers trace or transaction trace to file
|
||
if (mTransactionTracing) {
|
||
mTransactionTracing->writeToFile();
|
||
}
|
||
if (mLayerTracingEnabled) {
|
||
mLayerTracing.writeToFile();
|
||
}
|
||
reply->writeInt32(NO_ERROR);
|
||
return NO_ERROR;
|
||
}
|
||
}
|
||
}
|
||
return err;
|
||
}
|
||
|
||
void SurfaceFlinger::kernelTimerChanged(bool expired) {
|
||
static bool updateOverlay =
|
||
property_get_bool("debug.sf.kernel_idle_timer_update_overlay", true);
|
||
if (!updateOverlay) return;
|
||
|
||
// Update the overlay on the main thread to avoid race conditions with
|
||
// mRefreshRateConfigs->getActiveMode()
|
||
static_cast<void>(mScheduler->schedule([=] {
|
||
const auto display = FTL_FAKE_GUARD(mStateLock, getDefaultDisplayDeviceLocked());
|
||
if (!display) {
|
||
ALOGW("%s: default display is null", __func__);
|
||
return;
|
||
}
|
||
if (!display->isRefreshRateOverlayEnabled()) return;
|
||
|
||
const auto desiredActiveMode = display->getDesiredActiveMode();
|
||
const std::optional<DisplayModeId> desiredModeId = desiredActiveMode
|
||
? std::make_optional(desiredActiveMode->mode->getId())
|
||
: std::nullopt;
|
||
|
||
const bool timerExpired = mKernelIdleTimerEnabled && expired;
|
||
|
||
if (display->onKernelTimerChanged(desiredModeId, timerExpired)) {
|
||
mScheduler->scheduleFrame();
|
||
}
|
||
}));
|
||
}
|
||
|
||
std::pair<std::optional<KernelIdleTimerController>, std::chrono::milliseconds>
|
||
SurfaceFlinger::getKernelIdleTimerProperties(DisplayId displayId) {
|
||
const bool isKernelIdleTimerHwcSupported = getHwComposer().getComposer()->isSupported(
|
||
android::Hwc2::Composer::OptionalFeature::KernelIdleTimer);
|
||
const auto timeout = getIdleTimerTimeout(displayId);
|
||
if (isKernelIdleTimerHwcSupported) {
|
||
if (const auto id = PhysicalDisplayId::tryCast(displayId);
|
||
getHwComposer().hasDisplayIdleTimerCapability(*id)) {
|
||
// In order to decide if we can use the HWC api for idle timer
|
||
// we query DisplayCapability::DISPLAY_IDLE_TIMER directly on the composer
|
||
// without relying on hasDisplayCapability.
|
||
// hasDisplayCapability relies on DisplayCapabilities
|
||
// which are updated after we set the PowerMode::ON.
|
||
// DISPLAY_IDLE_TIMER is a display driver property
|
||
// and is available before the PowerMode::ON
|
||
return {KernelIdleTimerController::HwcApi, timeout};
|
||
}
|
||
return {std::nullopt, timeout};
|
||
}
|
||
if (getKernelIdleTimerSyspropConfig(displayId)) {
|
||
return {KernelIdleTimerController::Sysprop, timeout};
|
||
}
|
||
|
||
return {std::nullopt, timeout};
|
||
}
|
||
|
||
void SurfaceFlinger::updateKernelIdleTimer(std::chrono::milliseconds timeout,
|
||
KernelIdleTimerController controller,
|
||
PhysicalDisplayId displayId) {
|
||
switch (controller) {
|
||
case KernelIdleTimerController::HwcApi: {
|
||
getHwComposer().setIdleTimerEnabled(displayId, timeout);
|
||
break;
|
||
}
|
||
case KernelIdleTimerController::Sysprop: {
|
||
base::SetProperty(KERNEL_IDLE_TIMER_PROP, timeout > 0ms ? "true" : "false");
|
||
break;
|
||
}
|
||
}
|
||
}
|
||
|
||
void SurfaceFlinger::toggleKernelIdleTimer() {
|
||
using KernelIdleTimerAction = scheduler::RefreshRateConfigs::KernelIdleTimerAction;
|
||
|
||
const auto display = getDefaultDisplayDeviceLocked();
|
||
if (!display) {
|
||
ALOGW("%s: default display is null", __func__);
|
||
return;
|
||
}
|
||
|
||
// If the support for kernel idle timer is disabled for the active display,
|
||
// don't do anything.
|
||
const std::optional<KernelIdleTimerController> kernelIdleTimerController =
|
||
display->refreshRateConfigs().kernelIdleTimerController();
|
||
if (!kernelIdleTimerController.has_value()) {
|
||
return;
|
||
}
|
||
|
||
const KernelIdleTimerAction action = display->refreshRateConfigs().getIdleTimerAction();
|
||
|
||
switch (action) {
|
||
case KernelIdleTimerAction::TurnOff:
|
||
if (mKernelIdleTimerEnabled) {
|
||
ATRACE_INT("KernelIdleTimer", 0);
|
||
std::chrono::milliseconds constexpr kTimerDisabledTimeout = 0ms;
|
||
updateKernelIdleTimer(kTimerDisabledTimeout, kernelIdleTimerController.value(),
|
||
display->getPhysicalId());
|
||
mKernelIdleTimerEnabled = false;
|
||
}
|
||
break;
|
||
case KernelIdleTimerAction::TurnOn:
|
||
if (!mKernelIdleTimerEnabled) {
|
||
ATRACE_INT("KernelIdleTimer", 1);
|
||
const std::chrono::milliseconds timeout =
|
||
display->refreshRateConfigs().getIdleTimerTimeout();
|
||
updateKernelIdleTimer(timeout, kernelIdleTimerController.value(),
|
||
display->getPhysicalId());
|
||
mKernelIdleTimerEnabled = true;
|
||
}
|
||
break;
|
||
}
|
||
}
|
||
|
||
// A simple RAII class to disconnect from an ANativeWindow* when it goes out of scope
|
||
class WindowDisconnector {
|
||
public:
|
||
WindowDisconnector(ANativeWindow* window, int api) : mWindow(window), mApi(api) {}
|
||
~WindowDisconnector() {
|
||
native_window_api_disconnect(mWindow, mApi);
|
||
}
|
||
|
||
private:
|
||
ANativeWindow* mWindow;
|
||
const int mApi;
|
||
};
|
||
|
||
static Dataspace pickDataspaceFromColorMode(const ColorMode colorMode) {
|
||
switch (colorMode) {
|
||
case ColorMode::DISPLAY_P3:
|
||
case ColorMode::BT2100_PQ:
|
||
case ColorMode::BT2100_HLG:
|
||
case ColorMode::DISPLAY_BT2020:
|
||
return Dataspace::DISPLAY_P3;
|
||
default:
|
||
return Dataspace::V0_SRGB;
|
||
}
|
||
}
|
||
|
||
static bool hasCaptureBlackoutContentPermission() {
|
||
IPCThreadState* ipc = IPCThreadState::self();
|
||
const int pid = ipc->getCallingPid();
|
||
const int uid = ipc->getCallingUid();
|
||
return uid == AID_GRAPHICS || uid == AID_SYSTEM ||
|
||
PermissionCache::checkPermission(sCaptureBlackoutContent, pid, uid);
|
||
}
|
||
|
||
static status_t validateScreenshotPermissions(const CaptureArgs& captureArgs) {
|
||
IPCThreadState* ipc = IPCThreadState::self();
|
||
const int pid = ipc->getCallingPid();
|
||
const int uid = ipc->getCallingUid();
|
||
if (uid == AID_GRAPHICS || PermissionCache::checkPermission(sReadFramebuffer, pid, uid)) {
|
||
return OK;
|
||
}
|
||
|
||
// If the caller doesn't have the correct permissions but is only attempting to screenshot
|
||
// itself, we allow it to continue.
|
||
if (captureArgs.uid == uid) {
|
||
return OK;
|
||
}
|
||
|
||
ALOGE("Permission Denial: can't take screenshot pid=%d, uid=%d", pid, uid);
|
||
return PERMISSION_DENIED;
|
||
}
|
||
|
||
status_t SurfaceFlinger::setSchedFifo(bool enabled) {
|
||
static constexpr int kFifoPriority = 2;
|
||
static constexpr int kOtherPriority = 0;
|
||
|
||
struct sched_param param = {0};
|
||
int sched_policy;
|
||
if (enabled) {
|
||
sched_policy = SCHED_FIFO;
|
||
param.sched_priority = kFifoPriority;
|
||
} else {
|
||
sched_policy = SCHED_OTHER;
|
||
param.sched_priority = kOtherPriority;
|
||
}
|
||
|
||
if (sched_setscheduler(0, sched_policy, ¶m) != 0) {
|
||
return -errno;
|
||
}
|
||
|
||
return NO_ERROR;
|
||
}
|
||
|
||
status_t SurfaceFlinger::setSchedAttr(bool enabled) {
|
||
static const unsigned int kUclampMin =
|
||
base::GetUintProperty<unsigned int>("ro.surface_flinger.uclamp.min", 0U);
|
||
|
||
if (!kUclampMin) {
|
||
// uclamp.min set to 0 (default), skip setting
|
||
return NO_ERROR;
|
||
}
|
||
|
||
// Currently, there is no wrapper in bionic: b/183240349.
|
||
struct sched_attr {
|
||
uint32_t size;
|
||
uint32_t sched_policy;
|
||
uint64_t sched_flags;
|
||
int32_t sched_nice;
|
||
uint32_t sched_priority;
|
||
uint64_t sched_runtime;
|
||
uint64_t sched_deadline;
|
||
uint64_t sched_period;
|
||
uint32_t sched_util_min;
|
||
uint32_t sched_util_max;
|
||
};
|
||
|
||
sched_attr attr = {};
|
||
attr.size = sizeof(attr);
|
||
|
||
attr.sched_flags = (SCHED_FLAG_KEEP_ALL | SCHED_FLAG_UTIL_CLAMP);
|
||
attr.sched_util_min = enabled ? kUclampMin : 0;
|
||
attr.sched_util_max = 1024;
|
||
|
||
if (syscall(__NR_sched_setattr, 0, &attr, 0)) {
|
||
return -errno;
|
||
}
|
||
|
||
return NO_ERROR;
|
||
}
|
||
|
||
status_t SurfaceFlinger::captureDisplay(const DisplayCaptureArgs& args,
|
||
const sp<IScreenCaptureListener>& captureListener) {
|
||
ATRACE_CALL();
|
||
|
||
status_t validate = validateScreenshotPermissions(args);
|
||
if (validate != OK) {
|
||
return validate;
|
||
}
|
||
|
||
if (!args.displayToken) return BAD_VALUE;
|
||
|
||
wp<const DisplayDevice> displayWeak;
|
||
ui::LayerStack layerStack;
|
||
ui::Size reqSize(args.width, args.height);
|
||
ui::Dataspace dataspace;
|
||
{
|
||
Mutex::Autolock lock(mStateLock);
|
||
sp<DisplayDevice> display = getDisplayDeviceLocked(args.displayToken);
|
||
if (!display) return NAME_NOT_FOUND;
|
||
displayWeak = display;
|
||
layerStack = display->getLayerStack();
|
||
|
||
// set the requested width/height to the logical display layer stack rect size by default
|
||
if (args.width == 0 || args.height == 0) {
|
||
reqSize = display->getLayerStackSpaceRect().getSize();
|
||
}
|
||
|
||
// The dataspace is depended on the color mode of display, that could use non-native mode
|
||
// (ex. displayP3) to enhance the content, but some cases are checking native RGB in bytes,
|
||
// and failed if display is not in native mode. This provide a way to force using native
|
||
// colors when capture.
|
||
dataspace = args.dataspace;
|
||
if (dataspace == ui::Dataspace::UNKNOWN) {
|
||
const ui::ColorMode colorMode = display->getCompositionDisplay()->getState().colorMode;
|
||
dataspace = pickDataspaceFromColorMode(colorMode);
|
||
}
|
||
}
|
||
|
||
RenderAreaFuture renderAreaFuture = ftl::defer([=] {
|
||
return DisplayRenderArea::create(displayWeak, args.sourceCrop, reqSize, dataspace,
|
||
args.useIdentityTransform, args.captureSecureLayers);
|
||
});
|
||
|
||
auto traverseLayers = [this, args, layerStack](const LayerVector::Visitor& visitor) {
|
||
traverseLayersInLayerStack(layerStack, args.uid, visitor);
|
||
};
|
||
|
||
auto future = captureScreenCommon(std::move(renderAreaFuture), traverseLayers, reqSize,
|
||
args.pixelFormat, args.allowProtected, args.grayscale,
|
||
captureListener);
|
||
return fenceStatus(future.get());
|
||
}
|
||
|
||
status_t SurfaceFlinger::captureDisplay(DisplayId displayId,
|
||
const sp<IScreenCaptureListener>& captureListener) {
|
||
ui::LayerStack layerStack;
|
||
wp<const DisplayDevice> displayWeak;
|
||
ui::Size size;
|
||
ui::Dataspace dataspace;
|
||
{
|
||
Mutex::Autolock lock(mStateLock);
|
||
|
||
const auto display = getDisplayDeviceLocked(displayId);
|
||
if (!display) {
|
||
return NAME_NOT_FOUND;
|
||
}
|
||
|
||
displayWeak = display;
|
||
layerStack = display->getLayerStack();
|
||
size = display->getLayerStackSpaceRect().getSize();
|
||
|
||
dataspace =
|
||
pickDataspaceFromColorMode(display->getCompositionDisplay()->getState().colorMode);
|
||
}
|
||
|
||
RenderAreaFuture renderAreaFuture = ftl::defer([=] {
|
||
return DisplayRenderArea::create(displayWeak, Rect(), size, dataspace,
|
||
false /* useIdentityTransform */,
|
||
false /* captureSecureLayers */);
|
||
});
|
||
|
||
auto traverseLayers = [this, layerStack](const LayerVector::Visitor& visitor) {
|
||
traverseLayersInLayerStack(layerStack, CaptureArgs::UNSET_UID, visitor);
|
||
};
|
||
|
||
if (captureListener == nullptr) {
|
||
ALOGE("capture screen must provide a capture listener callback");
|
||
return BAD_VALUE;
|
||
}
|
||
|
||
constexpr bool kAllowProtected = false;
|
||
constexpr bool kGrayscale = false;
|
||
|
||
auto future = captureScreenCommon(std::move(renderAreaFuture), traverseLayers, size,
|
||
ui::PixelFormat::RGBA_8888, kAllowProtected, kGrayscale,
|
||
captureListener);
|
||
return fenceStatus(future.get());
|
||
}
|
||
|
||
status_t SurfaceFlinger::captureLayers(const LayerCaptureArgs& args,
|
||
const sp<IScreenCaptureListener>& captureListener) {
|
||
ATRACE_CALL();
|
||
|
||
status_t validate = validateScreenshotPermissions(args);
|
||
if (validate != OK) {
|
||
return validate;
|
||
}
|
||
|
||
ui::Size reqSize;
|
||
sp<Layer> parent;
|
||
Rect crop(args.sourceCrop);
|
||
std::unordered_set<sp<Layer>, SpHash<Layer>> excludeLayers;
|
||
ui::Dataspace dataspace;
|
||
|
||
// Call this before holding mStateLock to avoid any deadlocking.
|
||
bool canCaptureBlackoutContent = hasCaptureBlackoutContentPermission();
|
||
|
||
{
|
||
Mutex::Autolock lock(mStateLock);
|
||
|
||
parent = fromHandle(args.layerHandle).promote();
|
||
if (parent == nullptr) {
|
||
ALOGE("captureLayers called with an invalid or removed parent");
|
||
return NAME_NOT_FOUND;
|
||
}
|
||
|
||
if (!canCaptureBlackoutContent &&
|
||
parent->getDrawingState().flags & layer_state_t::eLayerSecure) {
|
||
ALOGW("Attempting to capture secure layer: PERMISSION_DENIED");
|
||
return PERMISSION_DENIED;
|
||
}
|
||
|
||
Rect parentSourceBounds = parent->getCroppedBufferSize(parent->getDrawingState());
|
||
if (args.sourceCrop.width() <= 0) {
|
||
crop.left = 0;
|
||
crop.right = parentSourceBounds.getWidth();
|
||
}
|
||
|
||
if (args.sourceCrop.height() <= 0) {
|
||
crop.top = 0;
|
||
crop.bottom = parentSourceBounds.getHeight();
|
||
}
|
||
|
||
if (crop.isEmpty() || args.frameScaleX <= 0.0f || args.frameScaleY <= 0.0f) {
|
||
// Error out if the layer has no source bounds (i.e. they are boundless) and a source
|
||
// crop was not specified, or an invalid frame scale was provided.
|
||
return BAD_VALUE;
|
||
}
|
||
reqSize = ui::Size(crop.width() * args.frameScaleX, crop.height() * args.frameScaleY);
|
||
|
||
for (const auto& handle : args.excludeHandles) {
|
||
sp<Layer> excludeLayer = fromHandle(handle).promote();
|
||
if (excludeLayer != nullptr) {
|
||
excludeLayers.emplace(excludeLayer);
|
||
} else {
|
||
ALOGW("Invalid layer handle passed as excludeLayer to captureLayers");
|
||
return NAME_NOT_FOUND;
|
||
}
|
||
}
|
||
|
||
// The dataspace is depended on the color mode of display, that could use non-native mode
|
||
// (ex. displayP3) to enhance the content, but some cases are checking native RGB in bytes,
|
||
// and failed if display is not in native mode. This provide a way to force using native
|
||
// colors when capture.
|
||
dataspace = args.dataspace;
|
||
} // mStateLock
|
||
|
||
// really small crop or frameScale
|
||
if (reqSize.width <= 0 || reqSize.height <= 0) {
|
||
ALOGW("Failed to captureLayes: crop or scale too small");
|
||
return BAD_VALUE;
|
||
}
|
||
|
||
Rect layerStackSpaceRect(0, 0, reqSize.width, reqSize.height);
|
||
bool childrenOnly = args.childrenOnly;
|
||
RenderAreaFuture renderAreaFuture = ftl::defer([=]() -> std::unique_ptr<RenderArea> {
|
||
return std::make_unique<LayerRenderArea>(*this, parent, crop, reqSize, dataspace,
|
||
childrenOnly, layerStackSpaceRect,
|
||
args.captureSecureLayers);
|
||
});
|
||
|
||
auto traverseLayers = [parent, args, excludeLayers](const LayerVector::Visitor& visitor) {
|
||
parent->traverseChildrenInZOrder(LayerVector::StateSet::Drawing, [&](Layer* layer) {
|
||
if (!layer->isVisible()) {
|
||
return;
|
||
} else if (args.childrenOnly && layer == parent.get()) {
|
||
return;
|
||
} else if (args.uid != CaptureArgs::UNSET_UID && args.uid != layer->getOwnerUid()) {
|
||
return;
|
||
}
|
||
|
||
sp<Layer> p = layer;
|
||
while (p != nullptr) {
|
||
if (excludeLayers.count(p) != 0) {
|
||
return;
|
||
}
|
||
p = p->getParent();
|
||
}
|
||
|
||
visitor(layer);
|
||
});
|
||
};
|
||
|
||
if (captureListener == nullptr) {
|
||
ALOGE("capture screen must provide a capture listener callback");
|
||
return BAD_VALUE;
|
||
}
|
||
|
||
auto future = captureScreenCommon(std::move(renderAreaFuture), traverseLayers, reqSize,
|
||
args.pixelFormat, args.allowProtected, args.grayscale,
|
||
captureListener);
|
||
return fenceStatus(future.get());
|
||
}
|
||
|
||
ftl::SharedFuture<FenceResult> SurfaceFlinger::captureScreenCommon(
|
||
RenderAreaFuture renderAreaFuture, TraverseLayersFunction traverseLayers,
|
||
ui::Size bufferSize, ui::PixelFormat reqPixelFormat, bool allowProtected, bool grayscale,
|
||
const sp<IScreenCaptureListener>& captureListener) {
|
||
ATRACE_CALL();
|
||
|
||
if (exceedsMaxRenderTargetSize(bufferSize.getWidth(), bufferSize.getHeight())) {
|
||
ALOGE("Attempted to capture screen with size (%" PRId32 ", %" PRId32
|
||
") that exceeds render target size limit.",
|
||
bufferSize.getWidth(), bufferSize.getHeight());
|
||
return ftl::yield<FenceResult>(base::unexpected(BAD_VALUE)).share();
|
||
}
|
||
|
||
// Loop over all visible layers to see whether there's any protected layer. A protected layer is
|
||
// typically a layer with DRM contents, or have the GRALLOC_USAGE_PROTECTED set on the buffer.
|
||
// A protected layer has no implication on whether it's secure, which is explicitly set by
|
||
// application to avoid being screenshot or drawn via unsecure display.
|
||
const bool supportsProtected = getRenderEngine().supportsProtectedContent();
|
||
bool hasProtectedLayer = false;
|
||
if (allowProtected && supportsProtected) {
|
||
auto future = mScheduler->schedule([=]() {
|
||
bool protectedLayerFound = false;
|
||
traverseLayers([&](Layer* layer) {
|
||
protectedLayerFound =
|
||
protectedLayerFound || (layer->isVisible() && layer->isProtected());
|
||
});
|
||
return protectedLayerFound;
|
||
});
|
||
hasProtectedLayer = future.get();
|
||
}
|
||
|
||
const uint32_t usage = GRALLOC_USAGE_HW_COMPOSER | GRALLOC_USAGE_HW_RENDER |
|
||
GRALLOC_USAGE_HW_TEXTURE |
|
||
(hasProtectedLayer && allowProtected && supportsProtected
|
||
? GRALLOC_USAGE_PROTECTED
|
||
: GRALLOC_USAGE_SW_READ_OFTEN | GRALLOC_USAGE_SW_WRITE_OFTEN);
|
||
sp<GraphicBuffer> buffer =
|
||
getFactory().createGraphicBuffer(bufferSize.getWidth(), bufferSize.getHeight(),
|
||
static_cast<android_pixel_format>(reqPixelFormat),
|
||
1 /* layerCount */, usage, "screenshot");
|
||
|
||
const status_t bufferStatus = buffer->initCheck();
|
||
if (bufferStatus != OK) {
|
||
// Animations may end up being really janky, but don't crash here.
|
||
// Otherwise an irreponsible process may cause an SF crash by allocating
|
||
// too much.
|
||
ALOGE("%s: Buffer failed to allocate: %d", __func__, bufferStatus);
|
||
return ftl::yield<FenceResult>(base::unexpected(bufferStatus)).share();
|
||
}
|
||
const std::shared_ptr<renderengine::ExternalTexture> texture = std::make_shared<
|
||
renderengine::impl::ExternalTexture>(buffer, getRenderEngine(),
|
||
renderengine::impl::ExternalTexture::Usage::
|
||
WRITEABLE);
|
||
return captureScreenCommon(std::move(renderAreaFuture), traverseLayers, texture,
|
||
false /* regionSampling */, grayscale, captureListener);
|
||
}
|
||
|
||
ftl::SharedFuture<FenceResult> SurfaceFlinger::captureScreenCommon(
|
||
RenderAreaFuture renderAreaFuture, TraverseLayersFunction traverseLayers,
|
||
const std::shared_ptr<renderengine::ExternalTexture>& buffer, bool regionSampling,
|
||
bool grayscale, const sp<IScreenCaptureListener>& captureListener) {
|
||
ATRACE_CALL();
|
||
|
||
bool canCaptureBlackoutContent = hasCaptureBlackoutContentPermission();
|
||
|
||
auto future = mScheduler->schedule([=, renderAreaFuture = std::move(renderAreaFuture)]() mutable
|
||
-> ftl::SharedFuture<FenceResult> {
|
||
ScreenCaptureResults captureResults;
|
||
std::unique_ptr<RenderArea> renderArea = renderAreaFuture.get();
|
||
if (!renderArea) {
|
||
ALOGW("Skipping screen capture because of invalid render area.");
|
||
if (captureListener) {
|
||
captureResults.result = NO_MEMORY;
|
||
captureListener->onScreenCaptureCompleted(captureResults);
|
||
}
|
||
return ftl::yield<FenceResult>(base::unexpected(NO_ERROR)).share();
|
||
}
|
||
|
||
ftl::SharedFuture<FenceResult> renderFuture;
|
||
renderArea->render([&] {
|
||
renderFuture =
|
||
renderScreenImpl(*renderArea, traverseLayers, buffer, canCaptureBlackoutContent,
|
||
regionSampling, grayscale, captureResults);
|
||
});
|
||
|
||
if (captureListener) {
|
||
// TODO: The future returned by std::async blocks the main thread. Return a chain of
|
||
// futures to the Binder thread instead.
|
||
std::async([=]() mutable {
|
||
ATRACE_NAME("captureListener is nonnull!");
|
||
auto fenceResult = renderFuture.get();
|
||
// TODO(b/232535621): Change ScreenCaptureResults to store a FenceResult.
|
||
captureResults.result = fenceStatus(fenceResult);
|
||
captureResults.fence = std::move(fenceResult).value_or(Fence::NO_FENCE);
|
||
captureListener->onScreenCaptureCompleted(captureResults);
|
||
});
|
||
}
|
||
return renderFuture;
|
||
});
|
||
|
||
if (captureListener) {
|
||
return ftl::yield<FenceResult>(base::unexpected(NO_ERROR)).share();
|
||
}
|
||
|
||
// Flatten nested futures.
|
||
auto chain = ftl::Future(std::move(future)).then([](ftl::SharedFuture<FenceResult> future) {
|
||
return future;
|
||
});
|
||
|
||
return chain.share();
|
||
}
|
||
|
||
ftl::SharedFuture<FenceResult> SurfaceFlinger::renderScreenImpl(
|
||
const RenderArea& renderArea, TraverseLayersFunction traverseLayers,
|
||
const std::shared_ptr<renderengine::ExternalTexture>& buffer,
|
||
bool canCaptureBlackoutContent, bool regionSampling, bool grayscale,
|
||
ScreenCaptureResults& captureResults) {
|
||
ATRACE_CALL();
|
||
|
||
traverseLayers([&](Layer* layer) {
|
||
captureResults.capturedSecureLayers =
|
||
captureResults.capturedSecureLayers || (layer->isVisible() && layer->isSecure());
|
||
});
|
||
|
||
const bool useProtected = buffer->getUsage() & GRALLOC_USAGE_PROTECTED;
|
||
|
||
// We allow the system server to take screenshots of secure layers for
|
||
// use in situations like the Screen-rotation animation and place
|
||
// the impetus on WindowManager to not persist them.
|
||
if (captureResults.capturedSecureLayers && !canCaptureBlackoutContent) {
|
||
ALOGW("FB is protected: PERMISSION_DENIED");
|
||
return ftl::yield<FenceResult>(base::unexpected(PERMISSION_DENIED)).share();
|
||
}
|
||
|
||
captureResults.buffer = buffer->getBuffer();
|
||
auto dataspace = renderArea.getReqDataSpace();
|
||
auto parent = renderArea.getParentLayer();
|
||
auto renderIntent = RenderIntent::TONE_MAP_COLORIMETRIC;
|
||
auto sdrWhitePointNits = DisplayDevice::sDefaultMaxLumiance;
|
||
auto displayBrightnessNits = DisplayDevice::sDefaultMaxLumiance;
|
||
|
||
if ((dataspace == ui::Dataspace::UNKNOWN) && (parent != nullptr)) {
|
||
Mutex::Autolock lock(mStateLock);
|
||
auto display = findDisplay([layerStack = parent->getLayerStack()](const auto& display) {
|
||
return display.getLayerStack() == layerStack;
|
||
});
|
||
if (!display) {
|
||
// If the layer is not on a display, use the dataspace for the default display.
|
||
display = getDefaultDisplayDeviceLocked();
|
||
}
|
||
|
||
const ui::ColorMode colorMode = display->getCompositionDisplay()->getState().colorMode;
|
||
dataspace = pickDataspaceFromColorMode(colorMode);
|
||
renderIntent = display->getCompositionDisplay()->getState().renderIntent;
|
||
sdrWhitePointNits = display->getCompositionDisplay()->getState().sdrWhitePointNits;
|
||
displayBrightnessNits = display->getCompositionDisplay()->getState().displayBrightnessNits;
|
||
}
|
||
captureResults.capturedDataspace = dataspace;
|
||
|
||
const auto reqWidth = renderArea.getReqWidth();
|
||
const auto reqHeight = renderArea.getReqHeight();
|
||
const auto sourceCrop = renderArea.getSourceCrop();
|
||
const auto transform = renderArea.getTransform();
|
||
const auto rotation = renderArea.getRotationFlags();
|
||
const auto& layerStackSpaceRect = renderArea.getLayerStackSpaceRect();
|
||
|
||
renderengine::DisplaySettings clientCompositionDisplay;
|
||
std::vector<compositionengine::LayerFE::LayerSettings> clientCompositionLayers;
|
||
|
||
// assume that bounds are never offset, and that they are the same as the
|
||
// buffer bounds.
|
||
clientCompositionDisplay.physicalDisplay = Rect(reqWidth, reqHeight);
|
||
clientCompositionDisplay.clip = sourceCrop;
|
||
clientCompositionDisplay.orientation = rotation;
|
||
|
||
clientCompositionDisplay.outputDataspace = dataspace;
|
||
clientCompositionDisplay.currentLuminanceNits = displayBrightnessNits;
|
||
clientCompositionDisplay.maxLuminance = DisplayDevice::sDefaultMaxLumiance;
|
||
clientCompositionDisplay.renderIntent =
|
||
static_cast<aidl::android::hardware::graphics::composer3::RenderIntent>(renderIntent);
|
||
|
||
const float colorSaturation = grayscale ? 0 : 1;
|
||
clientCompositionDisplay.colorTransform = calculateColorMatrix(colorSaturation);
|
||
|
||
const float alpha = RenderArea::getCaptureFillValue(renderArea.getCaptureFill());
|
||
|
||
compositionengine::LayerFE::LayerSettings fillLayer;
|
||
fillLayer.source.buffer.buffer = nullptr;
|
||
fillLayer.source.solidColor = half3(0.0, 0.0, 0.0);
|
||
fillLayer.geometry.boundaries =
|
||
FloatRect(sourceCrop.left, sourceCrop.top, sourceCrop.right, sourceCrop.bottom);
|
||
fillLayer.alpha = half(alpha);
|
||
clientCompositionLayers.push_back(fillLayer);
|
||
|
||
const auto display = renderArea.getDisplayDevice();
|
||
std::vector<Layer*> renderedLayers;
|
||
bool disableBlurs = false;
|
||
traverseLayers([&](Layer* layer) {
|
||
disableBlurs |= layer->getDrawingState().sidebandStream != nullptr;
|
||
|
||
Region clip(renderArea.getBounds());
|
||
compositionengine::LayerFE::ClientCompositionTargetSettings targetSettings{
|
||
clip,
|
||
layer->needsFilteringForScreenshots(display.get(), transform) ||
|
||
renderArea.needsFiltering(),
|
||
renderArea.isSecure(),
|
||
useProtected,
|
||
layerStackSpaceRect,
|
||
clientCompositionDisplay.outputDataspace,
|
||
true, /* realContentIsVisible */
|
||
false, /* clearContent */
|
||
disableBlurs ? compositionengine::LayerFE::ClientCompositionTargetSettings::
|
||
BlurSetting::Disabled
|
||
: compositionengine::LayerFE::ClientCompositionTargetSettings::
|
||
BlurSetting::Enabled,
|
||
isHdrLayer(layer) ? displayBrightnessNits : sdrWhitePointNits,
|
||
|
||
};
|
||
std::vector<compositionengine::LayerFE::LayerSettings> results =
|
||
layer->prepareClientCompositionList(targetSettings);
|
||
if (results.size() > 0) {
|
||
for (auto& settings : results) {
|
||
settings.geometry.positionTransform =
|
||
transform.asMatrix4() * settings.geometry.positionTransform;
|
||
// There's no need to process blurs when we're executing region sampling,
|
||
// we're just trying to understand what we're drawing, and doing so without
|
||
// blurs is already a pretty good approximation.
|
||
if (regionSampling) {
|
||
settings.backgroundBlurRadius = 0;
|
||
}
|
||
captureResults.capturedHdrLayers |= isHdrLayer(layer);
|
||
}
|
||
|
||
clientCompositionLayers.insert(clientCompositionLayers.end(),
|
||
std::make_move_iterator(results.begin()),
|
||
std::make_move_iterator(results.end()));
|
||
renderedLayers.push_back(layer);
|
||
}
|
||
|
||
});
|
||
|
||
std::vector<renderengine::LayerSettings> clientRenderEngineLayers;
|
||
clientRenderEngineLayers.reserve(clientCompositionLayers.size());
|
||
std::transform(clientCompositionLayers.begin(), clientCompositionLayers.end(),
|
||
std::back_inserter(clientRenderEngineLayers),
|
||
[](compositionengine::LayerFE::LayerSettings& settings)
|
||
-> renderengine::LayerSettings { return settings; });
|
||
|
||
// Use an empty fence for the buffer fence, since we just created the buffer so
|
||
// there is no need for synchronization with the GPU.
|
||
base::unique_fd bufferFence;
|
||
getRenderEngine().useProtectedContext(useProtected);
|
||
|
||
constexpr bool kUseFramebufferCache = false;
|
||
auto chain =
|
||
ftl::Future(getRenderEngine().drawLayers(clientCompositionDisplay,
|
||
clientRenderEngineLayers, buffer,
|
||
kUseFramebufferCache, std::move(bufferFence)))
|
||
.then(&toFenceResult);
|
||
|
||
const auto future = chain.share();
|
||
for (auto* layer : renderedLayers) {
|
||
layer->onLayerDisplayed(future);
|
||
}
|
||
|
||
// Always switch back to unprotected context.
|
||
getRenderEngine().useProtectedContext(false);
|
||
|
||
return future;
|
||
}
|
||
|
||
void SurfaceFlinger::windowInfosReported() {
|
||
Mutex::Autolock _l(mStateLock);
|
||
signalSynchronousTransactions(CountDownLatch::eSyncInputWindows);
|
||
}
|
||
|
||
// ---------------------------------------------------------------------------
|
||
|
||
void SurfaceFlinger::State::traverse(const LayerVector::Visitor& visitor) const {
|
||
layersSortedByZ.traverse(visitor);
|
||
}
|
||
|
||
void SurfaceFlinger::State::traverseInZOrder(const LayerVector::Visitor& visitor) const {
|
||
layersSortedByZ.traverseInZOrder(stateSet, visitor);
|
||
}
|
||
|
||
void SurfaceFlinger::State::traverseInReverseZOrder(const LayerVector::Visitor& visitor) const {
|
||
layersSortedByZ.traverseInReverseZOrder(stateSet, visitor);
|
||
}
|
||
|
||
void SurfaceFlinger::traverseLayersInLayerStack(ui::LayerStack layerStack, const int32_t uid,
|
||
const LayerVector::Visitor& visitor) {
|
||
// We loop through the first level of layers without traversing,
|
||
// as we need to determine which layers belong to the requested display.
|
||
for (const auto& layer : mDrawingState.layersSortedByZ) {
|
||
if (layer->getLayerStack() != layerStack) {
|
||
continue;
|
||
}
|
||
// relative layers are traversed in Layer::traverseInZOrder
|
||
layer->traverseInZOrder(LayerVector::StateSet::Drawing, [&](Layer* layer) {
|
||
if (layer->isInternalDisplayOverlay()) {
|
||
return;
|
||
}
|
||
if (!layer->isVisible()) {
|
||
return;
|
||
}
|
||
if (uid != CaptureArgs::UNSET_UID && layer->getOwnerUid() != uid) {
|
||
return;
|
||
}
|
||
visitor(layer);
|
||
});
|
||
}
|
||
}
|
||
|
||
status_t SurfaceFlinger::setDesiredDisplayModeSpecsInternal(
|
||
const sp<DisplayDevice>& display,
|
||
const std::optional<scheduler::RefreshRateConfigs::Policy>& policy, bool overridePolicy) {
|
||
Mutex::Autolock lock(mStateLock);
|
||
|
||
if (mDebugDisplayModeSetByBackdoor) {
|
||
// ignore this request as mode is overridden by backdoor
|
||
return NO_ERROR;
|
||
}
|
||
|
||
const status_t setPolicyResult = display->setRefreshRatePolicy(policy, overridePolicy);
|
||
if (setPolicyResult < 0) {
|
||
return BAD_VALUE;
|
||
}
|
||
if (setPolicyResult == scheduler::RefreshRateConfigs::CURRENT_POLICY_UNCHANGED) {
|
||
return NO_ERROR;
|
||
}
|
||
|
||
if (display->isInternal() && !isDisplayActiveLocked(display)) {
|
||
// The policy will be be applied when the display becomes active.
|
||
ALOGV("%s(%s): Inactive display", __func__, to_string(display->getId()).c_str());
|
||
return NO_ERROR;
|
||
}
|
||
|
||
return applyRefreshRateConfigsPolicy(display);
|
||
}
|
||
|
||
status_t SurfaceFlinger::applyRefreshRateConfigsPolicy(const sp<DisplayDevice>& display,
|
||
bool force) {
|
||
const scheduler::RefreshRateConfigs::Policy currentPolicy =
|
||
display->refreshRateConfigs().getCurrentPolicy();
|
||
ALOGV("Setting desired display mode specs: %s", currentPolicy.toString().c_str());
|
||
|
||
// TODO(b/140204874): Leave the event in until we do proper testing with all apps that might
|
||
// be depending in this callback.
|
||
const auto activeMode = display->getActiveMode();
|
||
if (isDisplayActiveLocked(display)) {
|
||
mScheduler->onPrimaryDisplayModeChanged(mAppConnectionHandle, activeMode);
|
||
toggleKernelIdleTimer();
|
||
} else {
|
||
mScheduler->onNonPrimaryDisplayModeChanged(mAppConnectionHandle, activeMode);
|
||
}
|
||
|
||
const DisplayModePtr preferredDisplayMode = [&] {
|
||
const auto schedulerMode = mScheduler->getPreferredDisplayMode();
|
||
if (schedulerMode && schedulerMode->getPhysicalDisplayId() == display->getPhysicalId()) {
|
||
return schedulerMode;
|
||
}
|
||
|
||
return display->getMode(currentPolicy.defaultMode);
|
||
}();
|
||
|
||
ALOGV("trying to switch to Scheduler preferred mode %d (%s)",
|
||
preferredDisplayMode->getId().value(), to_string(preferredDisplayMode->getFps()).c_str());
|
||
|
||
if (display->refreshRateConfigs().isModeAllowed(preferredDisplayMode->getId())) {
|
||
ALOGV("switching to Scheduler preferred display mode %d",
|
||
preferredDisplayMode->getId().value());
|
||
setDesiredActiveMode({preferredDisplayMode, DisplayModeEvent::Changed}, force);
|
||
} else {
|
||
LOG_ALWAYS_FATAL("Desired display mode not allowed: %d",
|
||
preferredDisplayMode->getId().value());
|
||
}
|
||
|
||
return NO_ERROR;
|
||
}
|
||
|
||
status_t SurfaceFlinger::setDesiredDisplayModeSpecs(
|
||
const sp<IBinder>& displayToken, ui::DisplayModeId defaultMode, bool allowGroupSwitching,
|
||
float primaryRefreshRateMin, float primaryRefreshRateMax, float appRequestRefreshRateMin,
|
||
float appRequestRefreshRateMax) {
|
||
ATRACE_CALL();
|
||
|
||
if (!displayToken) {
|
||
return BAD_VALUE;
|
||
}
|
||
|
||
auto future = mScheduler->schedule([=]() -> status_t {
|
||
const auto display = FTL_FAKE_GUARD(mStateLock, getDisplayDeviceLocked(displayToken));
|
||
if (!display) {
|
||
ALOGE("Attempt to set desired display modes for invalid display token %p",
|
||
displayToken.get());
|
||
return NAME_NOT_FOUND;
|
||
} else if (display->isVirtual()) {
|
||
ALOGW("Attempt to set desired display modes for virtual display");
|
||
return INVALID_OPERATION;
|
||
} else {
|
||
using Policy = scheduler::RefreshRateConfigs::Policy;
|
||
const Policy policy{DisplayModeId(defaultMode),
|
||
allowGroupSwitching,
|
||
{Fps::fromValue(primaryRefreshRateMin),
|
||
Fps::fromValue(primaryRefreshRateMax)},
|
||
{Fps::fromValue(appRequestRefreshRateMin),
|
||
Fps::fromValue(appRequestRefreshRateMax)}};
|
||
constexpr bool kOverridePolicy = false;
|
||
|
||
return setDesiredDisplayModeSpecsInternal(display, policy, kOverridePolicy);
|
||
}
|
||
});
|
||
|
||
return future.get();
|
||
}
|
||
|
||
status_t SurfaceFlinger::getDesiredDisplayModeSpecs(const sp<IBinder>& displayToken,
|
||
ui::DisplayModeId* outDefaultMode,
|
||
bool* outAllowGroupSwitching,
|
||
float* outPrimaryRefreshRateMin,
|
||
float* outPrimaryRefreshRateMax,
|
||
float* outAppRequestRefreshRateMin,
|
||
float* outAppRequestRefreshRateMax) {
|
||
ATRACE_CALL();
|
||
|
||
if (!displayToken || !outDefaultMode || !outPrimaryRefreshRateMin ||
|
||
!outPrimaryRefreshRateMax || !outAppRequestRefreshRateMin || !outAppRequestRefreshRateMax) {
|
||
return BAD_VALUE;
|
||
}
|
||
|
||
Mutex::Autolock lock(mStateLock);
|
||
const auto display = getDisplayDeviceLocked(displayToken);
|
||
if (!display) {
|
||
return NAME_NOT_FOUND;
|
||
}
|
||
|
||
if (display->isVirtual()) {
|
||
return INVALID_OPERATION;
|
||
}
|
||
|
||
scheduler::RefreshRateConfigs::Policy policy =
|
||
display->refreshRateConfigs().getDisplayManagerPolicy();
|
||
*outDefaultMode = policy.defaultMode.value();
|
||
*outAllowGroupSwitching = policy.allowGroupSwitching;
|
||
*outPrimaryRefreshRateMin = policy.primaryRange.min.getValue();
|
||
*outPrimaryRefreshRateMax = policy.primaryRange.max.getValue();
|
||
*outAppRequestRefreshRateMin = policy.appRequestRange.min.getValue();
|
||
*outAppRequestRefreshRateMax = policy.appRequestRange.max.getValue();
|
||
return NO_ERROR;
|
||
}
|
||
|
||
wp<Layer> SurfaceFlinger::fromHandle(const sp<IBinder>& handle) const {
|
||
return Layer::fromHandle(handle);
|
||
}
|
||
|
||
void SurfaceFlinger::onLayerFirstRef(Layer* layer) {
|
||
mNumLayers++;
|
||
if (!layer->isRemovedFromCurrentState()) {
|
||
mScheduler->registerLayer(layer);
|
||
}
|
||
}
|
||
|
||
void SurfaceFlinger::onLayerDestroyed(Layer* layer) {
|
||
mNumLayers--;
|
||
removeHierarchyFromOffscreenLayers(layer);
|
||
if (!layer->isRemovedFromCurrentState()) {
|
||
mScheduler->deregisterLayer(layer);
|
||
}
|
||
if (mTransactionTracing) {
|
||
mTransactionTracing->onLayerRemoved(layer->getSequence());
|
||
}
|
||
}
|
||
|
||
void SurfaceFlinger::onLayerUpdate() {
|
||
scheduleCommit(FrameHint::kActive);
|
||
}
|
||
|
||
// WARNING: ONLY CALL THIS FROM LAYER DTOR
|
||
// Here we add children in the current state to offscreen layers and remove the
|
||
// layer itself from the offscreen layer list. Since
|
||
// this is the dtor, it is safe to access the current state. This keeps us
|
||
// from dangling children layers such that they are not reachable from the
|
||
// Drawing state nor the offscreen layer list
|
||
// See b/141111965
|
||
void SurfaceFlinger::removeHierarchyFromOffscreenLayers(Layer* layer) {
|
||
for (auto& child : layer->getCurrentChildren()) {
|
||
mOffscreenLayers.emplace(child.get());
|
||
}
|
||
mOffscreenLayers.erase(layer);
|
||
}
|
||
|
||
void SurfaceFlinger::removeFromOffscreenLayers(Layer* layer) {
|
||
mOffscreenLayers.erase(layer);
|
||
}
|
||
|
||
status_t SurfaceFlinger::setGlobalShadowSettings(const half4& ambientColor, const half4& spotColor,
|
||
float lightPosY, float lightPosZ,
|
||
float lightRadius) {
|
||
Mutex::Autolock _l(mStateLock);
|
||
mCurrentState.globalShadowSettings.ambientColor = vec4(ambientColor);
|
||
mCurrentState.globalShadowSettings.spotColor = vec4(spotColor);
|
||
mCurrentState.globalShadowSettings.lightPos.y = lightPosY;
|
||
mCurrentState.globalShadowSettings.lightPos.z = lightPosZ;
|
||
mCurrentState.globalShadowSettings.lightRadius = lightRadius;
|
||
|
||
// these values are overridden when calculating the shadow settings for a layer.
|
||
mCurrentState.globalShadowSettings.lightPos.x = 0.f;
|
||
mCurrentState.globalShadowSettings.length = 0.f;
|
||
return NO_ERROR;
|
||
}
|
||
|
||
const std::unordered_map<std::string, uint32_t>& SurfaceFlinger::getGenericLayerMetadataKeyMap()
|
||
const {
|
||
// TODO(b/149500060): Remove this fixed/static mapping. Please prefer taking
|
||
// on the work to remove the table in that bug rather than adding more to
|
||
// it.
|
||
static const std::unordered_map<std::string, uint32_t> genericLayerMetadataKeyMap{
|
||
{"org.chromium.arc.V1_0.TaskId", METADATA_TASK_ID},
|
||
{"org.chromium.arc.V1_0.CursorInfo", METADATA_MOUSE_CURSOR},
|
||
};
|
||
return genericLayerMetadataKeyMap;
|
||
}
|
||
|
||
status_t SurfaceFlinger::setFrameRate(const sp<IGraphicBufferProducer>& surface, float frameRate,
|
||
int8_t compatibility, int8_t changeFrameRateStrategy) {
|
||
if (!ValidateFrameRate(frameRate, compatibility, changeFrameRateStrategy,
|
||
"SurfaceFlinger::setFrameRate")) {
|
||
return BAD_VALUE;
|
||
}
|
||
|
||
static_cast<void>(mScheduler->schedule([=] {
|
||
Mutex::Autolock lock(mStateLock);
|
||
if (authenticateSurfaceTextureLocked(surface)) {
|
||
sp<Layer> layer = (static_cast<MonitoredProducer*>(surface.get()))->getLayer();
|
||
if (layer == nullptr) {
|
||
ALOGE("Attempt to set frame rate on a layer that no longer exists");
|
||
return BAD_VALUE;
|
||
}
|
||
const auto strategy =
|
||
Layer::FrameRate::convertChangeFrameRateStrategy(changeFrameRateStrategy);
|
||
if (layer->setFrameRate(
|
||
Layer::FrameRate(Fps::fromValue(frameRate),
|
||
Layer::FrameRate::convertCompatibility(compatibility),
|
||
strategy))) {
|
||
setTransactionFlags(eTraversalNeeded);
|
||
}
|
||
} else {
|
||
ALOGE("Attempt to set frame rate on an unrecognized IGraphicBufferProducer");
|
||
return BAD_VALUE;
|
||
}
|
||
return NO_ERROR;
|
||
}));
|
||
|
||
return NO_ERROR;
|
||
}
|
||
|
||
status_t SurfaceFlinger::setOverrideFrameRate(uid_t uid, float frameRate) {
|
||
PhysicalDisplayId displayId = [&]() {
|
||
Mutex::Autolock lock(mStateLock);
|
||
return getDefaultDisplayDeviceLocked()->getPhysicalId();
|
||
}();
|
||
|
||
mScheduler->setGameModeRefreshRateForUid(FrameRateOverride{static_cast<uid_t>(uid), frameRate});
|
||
mScheduler->onFrameRateOverridesChanged(mAppConnectionHandle, displayId);
|
||
return NO_ERROR;
|
||
}
|
||
|
||
status_t SurfaceFlinger::setFrameTimelineInfo(const sp<IGraphicBufferProducer>& surface,
|
||
const FrameTimelineInfo& frameTimelineInfo) {
|
||
Mutex::Autolock lock(mStateLock);
|
||
if (!authenticateSurfaceTextureLocked(surface)) {
|
||
ALOGE("Attempt to set frame timeline info on an unrecognized IGraphicBufferProducer");
|
||
return BAD_VALUE;
|
||
}
|
||
|
||
sp<Layer> layer = (static_cast<MonitoredProducer*>(surface.get()))->getLayer();
|
||
if (layer == nullptr) {
|
||
ALOGE("Attempt to set frame timeline info on a layer that no longer exists");
|
||
return BAD_VALUE;
|
||
}
|
||
|
||
layer->setFrameTimelineInfoForBuffer(frameTimelineInfo);
|
||
return NO_ERROR;
|
||
}
|
||
|
||
void SurfaceFlinger::enableRefreshRateOverlay(bool enable) {
|
||
for (const auto& [ignored, display] : mDisplays) {
|
||
if (display->isInternal()) {
|
||
display->enableRefreshRateOverlay(enable, mRefreshRateOverlaySpinner);
|
||
}
|
||
}
|
||
}
|
||
|
||
status_t SurfaceFlinger::addTransactionTraceListener(
|
||
const sp<gui::ITransactionTraceListener>& listener) {
|
||
if (!listener) {
|
||
return BAD_VALUE;
|
||
}
|
||
|
||
mInterceptor->addTransactionTraceListener(listener);
|
||
|
||
return NO_ERROR;
|
||
}
|
||
|
||
int SurfaceFlinger::getGPUContextPriority() {
|
||
return getRenderEngine().getContextPriority();
|
||
}
|
||
|
||
int SurfaceFlinger::calculateMaxAcquiredBufferCount(Fps refreshRate,
|
||
std::chrono::nanoseconds presentLatency) {
|
||
auto pipelineDepth = presentLatency.count() / refreshRate.getPeriodNsecs();
|
||
if (presentLatency.count() % refreshRate.getPeriodNsecs()) {
|
||
pipelineDepth++;
|
||
}
|
||
return std::max(1ll, pipelineDepth - 1);
|
||
}
|
||
|
||
status_t SurfaceFlinger::getMaxAcquiredBufferCount(int* buffers) const {
|
||
Fps maxRefreshRate = 60_Hz;
|
||
|
||
if (!getHwComposer().isHeadless()) {
|
||
if (const auto display = getDefaultDisplayDevice()) {
|
||
maxRefreshRate = display->refreshRateConfigs().getSupportedRefreshRateRange().max;
|
||
}
|
||
}
|
||
|
||
*buffers = getMaxAcquiredBufferCountForRefreshRate(maxRefreshRate);
|
||
|
||
// RK_SUPPORT:
|
||
// 多屏异刷应用需要申请更多的内存，来保证流畅性
|
||
if(maxFrameBufferAcquiredBuffers > 3){
|
||
*buffers = static_cast<int>(maxFrameBufferAcquiredBuffers - 2);
|
||
}
|
||
|
||
return NO_ERROR;
|
||
}
|
||
|
||
uint32_t SurfaceFlinger::getMaxAcquiredBufferCountForCurrentRefreshRate(uid_t uid) const {
|
||
Fps refreshRate = 60_Hz;
|
||
|
||
if (const auto frameRateOverride = mScheduler->getFrameRateOverride(uid)) {
|
||
refreshRate = *frameRateOverride;
|
||
} else if (!getHwComposer().isHeadless()) {
|
||
if (const auto display = FTL_FAKE_GUARD(mStateLock, getDefaultDisplayDeviceLocked())) {
|
||
refreshRate = display->refreshRateConfigs().getActiveMode()->getFps();
|
||
}
|
||
}
|
||
|
||
return getMaxAcquiredBufferCountForRefreshRate(refreshRate);
|
||
}
|
||
|
||
int SurfaceFlinger::getMaxAcquiredBufferCountForRefreshRate(Fps refreshRate) const {
|
||
const auto vsyncConfig = mVsyncConfiguration->getConfigsForRefreshRate(refreshRate).late;
|
||
const auto presentLatency = vsyncConfig.appWorkDuration + vsyncConfig.sfWorkDuration;
|
||
return calculateMaxAcquiredBufferCount(refreshRate, presentLatency);
|
||
}
|
||
|
||
void SurfaceFlinger::handleLayerCreatedLocked(const LayerCreatedState& state) {
|
||
sp<Layer> layer = state.layer.promote();
|
||
if (!layer) {
|
||
ALOGD("Layer was destroyed soon after creation %p", state.layer.unsafe_get());
|
||
return;
|
||
}
|
||
|
||
sp<Layer> parent;
|
||
bool addToRoot = state.addToRoot;
|
||
if (state.initialParent != nullptr) {
|
||
parent = state.initialParent.promote();
|
||
if (parent == nullptr) {
|
||
ALOGD("Parent was destroyed soon after creation %p", state.initialParent.unsafe_get());
|
||
addToRoot = false;
|
||
}
|
||
}
|
||
|
||
if (parent == nullptr && addToRoot) {
|
||
layer->setIsAtRoot(true);
|
||
mCurrentState.layersSortedByZ.add(layer);
|
||
} else if (parent == nullptr) {
|
||
layer->onRemovedFromCurrentState();
|
||
} else if (parent->isRemovedFromCurrentState()) {
|
||
parent->addChild(layer);
|
||
layer->onRemovedFromCurrentState();
|
||
} else {
|
||
parent->addChild(layer);
|
||
}
|
||
|
||
layer->updateTransformHint(mActiveDisplayTransformHint);
|
||
|
||
mInterceptor->saveSurfaceCreation(layer);
|
||
}
|
||
|
||
void SurfaceFlinger::sample() {
|
||
if (!mLumaSampling || !mRegionSamplingThread) {
|
||
return;
|
||
}
|
||
|
||
mRegionSamplingThread->onCompositionComplete(mScheduler->getScheduledFrameTime());
|
||
}
|
||
|
||
void SurfaceFlinger::onActiveDisplaySizeChanged(const sp<DisplayDevice>& activeDisplay) {
|
||
mScheduler->onActiveDisplayAreaChanged(activeDisplay->getWidth() * activeDisplay->getHeight());
|
||
getRenderEngine().onActiveDisplaySizeChanged(activeDisplay->getSize());
|
||
}
|
||
|
||
void SurfaceFlinger::onActiveDisplayChangedLocked(const sp<DisplayDevice>& activeDisplay) {
|
||
ATRACE_CALL();
|
||
|
||
// During boot, SF powers on the primary display, which is the first display to be active. In
|
||
// that case, there is no need to force setDesiredActiveMode, because DM is about to send its
|
||
// policy via setDesiredDisplayModeSpecs.
|
||
bool forceApplyPolicy = false;
|
||
|
||
if (const auto display = getDisplayDeviceLocked(mActiveDisplayToken)) {
|
||
display->getCompositionDisplay()->setLayerCachingTexturePoolEnabled(false);
|
||
forceApplyPolicy = true;
|
||
}
|
||
|
||
if (!activeDisplay) {
|
||
ALOGE("%s: activeDisplay is null", __func__);
|
||
return;
|
||
}
|
||
|
||
ALOGI("Active display is %s", to_string(activeDisplay->getPhysicalId()).c_str());
|
||
|
||
mActiveDisplayToken = activeDisplay->getDisplayToken();
|
||
activeDisplay->getCompositionDisplay()->setLayerCachingTexturePoolEnabled(true);
|
||
updateInternalDisplayVsyncLocked(activeDisplay);
|
||
mScheduler->setModeChangePending(false);
|
||
mScheduler->setRefreshRateConfigs(activeDisplay->holdRefreshRateConfigs());
|
||
onActiveDisplaySizeChanged(activeDisplay);
|
||
mActiveDisplayTransformHint = activeDisplay->getTransformHint();
|
||
|
||
// The policy of the new active/leader display may have changed while it was inactive. In that
|
||
// case, its preferred mode has not been propagated to HWC (via setDesiredActiveMode). In either
|
||
// case, the Scheduler's cachedModeChangedParams must be initialized to the newly active mode,
|
||
// and the kernel idle timer of the newly active display must be toggled.
|
||
applyRefreshRateConfigsPolicy(activeDisplay, forceApplyPolicy);
|
||
}
|
||
|
||
status_t SurfaceFlinger::addWindowInfosListener(
|
||
const sp<IWindowInfosListener>& windowInfosListener) const {
|
||
mWindowInfosListenerInvoker->addWindowInfosListener(windowInfosListener);
|
||
return NO_ERROR;
|
||
}
|
||
|
||
status_t SurfaceFlinger::removeWindowInfosListener(
|
||
const sp<IWindowInfosListener>& windowInfosListener) const {
|
||
mWindowInfosListenerInvoker->removeWindowInfosListener(windowInfosListener);
|
||
return NO_ERROR;
|
||
}
|
||
|
||
std::shared_ptr<renderengine::ExternalTexture> SurfaceFlinger::getExternalTextureFromBufferData(
|
||
const BufferData& bufferData, const char* layerName) const {
|
||
bool cacheIdChanged = bufferData.flags.test(BufferData::BufferDataChange::cachedBufferChanged);
|
||
bool bufferSizeExceedsLimit = false;
|
||
std::shared_ptr<renderengine::ExternalTexture> buffer = nullptr;
|
||
if (cacheIdChanged && bufferData.buffer != nullptr) {
|
||
bufferSizeExceedsLimit = exceedsMaxRenderTargetSize(bufferData.buffer->getWidth(),
|
||
bufferData.buffer->getHeight());
|
||
if (!bufferSizeExceedsLimit) {
|
||
ClientCache::getInstance().add(bufferData.cachedBuffer, bufferData.buffer);
|
||
buffer = ClientCache::getInstance().get(bufferData.cachedBuffer);
|
||
}
|
||
} else if (cacheIdChanged) {
|
||
buffer = ClientCache::getInstance().get(bufferData.cachedBuffer);
|
||
} else if (bufferData.buffer != nullptr) {
|
||
bufferSizeExceedsLimit = exceedsMaxRenderTargetSize(bufferData.buffer->getWidth(),
|
||
bufferData.buffer->getHeight());
|
||
if (!bufferSizeExceedsLimit) {
|
||
buffer = std::make_shared<
|
||
renderengine::impl::ExternalTexture>(bufferData.buffer, getRenderEngine(),
|
||
renderengine::impl::ExternalTexture::
|
||
Usage::READABLE);
|
||
}
|
||
}
|
||
ALOGE_IF(bufferSizeExceedsLimit,
|
||
"Attempted to create an ExternalTexture for layer %s that exceeds render target size "
|
||
"limit.",
|
||
layerName);
|
||
return buffer;
|
||
}
|
||
|
||
bool SurfaceFlinger::commitCreatedLayers() {
|
||
std::vector<LayerCreatedState> createdLayers;
|
||
{
|
||
std::scoped_lock<std::mutex> lock(mCreatedLayersLock);
|
||
createdLayers = std::move(mCreatedLayers);
|
||
mCreatedLayers.clear();
|
||
if (createdLayers.size() == 0) {
|
||
return false;
|
||
}
|
||
}
|
||
|
||
Mutex::Autolock _l(mStateLock);
|
||
for (const auto& createdLayer : createdLayers) {
|
||
handleLayerCreatedLocked(createdLayer);
|
||
}
|
||
createdLayers.clear();
|
||
mLayersAdded = true;
|
||
return true;
|
||
}
|
||
|
||
// gui::ISurfaceComposer
|
||
|
||
binder::Status SurfaceComposerAIDL::createDisplay(const std::string& displayName, bool secure,
|
||
sp<IBinder>* outDisplay) {
|
||
status_t status = checkAccessPermission();
|
||
if (status == OK) {
|
||
String8 displayName8 = String8::format("%s", displayName.c_str());
|
||
*outDisplay = mFlinger->createDisplay(displayName8, secure);
|
||
return binder::Status::ok();
|
||
}
|
||
return binder::Status::fromStatusT(status);
|
||
}
|
||
|
||
binder::Status SurfaceComposerAIDL::destroyDisplay(const sp<IBinder>& display) {
|
||
status_t status = checkAccessPermission();
|
||
if (status == OK) {
|
||
mFlinger->destroyDisplay(display);
|
||
return binder::Status::ok();
|
||
}
|
||
return binder::Status::fromStatusT(status);
|
||
}
|
||
|
||
binder::Status SurfaceComposerAIDL::getPhysicalDisplayIds(std::vector<int64_t>* outDisplayIds) {
|
||
std::vector<PhysicalDisplayId> physicalDisplayIds = mFlinger->getPhysicalDisplayIds();
|
||
std::vector<int64_t> displayIds;
|
||
displayIds.reserve(physicalDisplayIds.size());
|
||
for (auto item : physicalDisplayIds) {
|
||
displayIds.push_back(static_cast<int64_t>(item.value));
|
||
}
|
||
*outDisplayIds = displayIds;
|
||
return binder::Status::ok();
|
||
}
|
||
|
||
binder::Status SurfaceComposerAIDL::getPrimaryPhysicalDisplayId(int64_t* outDisplayId) {
|
||
status_t status = checkAccessPermission();
|
||
if (status != OK) {
|
||
return binder::Status::fromStatusT(status);
|
||
}
|
||
|
||
PhysicalDisplayId id;
|
||
status = mFlinger->getPrimaryPhysicalDisplayId(&id);
|
||
if (status == NO_ERROR) {
|
||
*outDisplayId = id.value;
|
||
}
|
||
return binder::Status::fromStatusT(status);
|
||
}
|
||
|
||
binder::Status SurfaceComposerAIDL::getPhysicalDisplayToken(int64_t displayId,
|
||
sp<IBinder>* outDisplay) {
|
||
const auto id = DisplayId::fromValue<PhysicalDisplayId>(static_cast<uint64_t>(displayId));
|
||
*outDisplay = mFlinger->getPhysicalDisplayToken(*id);
|
||
return binder::Status::ok();
|
||
}
|
||
|
||
binder::Status SurfaceComposerAIDL::setPowerMode(const sp<IBinder>& display, int mode) {
|
||
status_t status = checkAccessPermission();
|
||
if (status != OK) return binder::Status::fromStatusT(status);
|
||
|
||
mFlinger->setPowerMode(display, mode);
|
||
return binder::Status::ok();
|
||
}
|
||
|
||
binder::Status SurfaceComposerAIDL::getDisplayStats(const sp<IBinder>& display,
|
||
gui::DisplayStatInfo* outStatInfo) {
|
||
DisplayStatInfo statInfo;
|
||
status_t status = mFlinger->getDisplayStats(display, &statInfo);
|
||
if (status == NO_ERROR) {
|
||
outStatInfo->vsyncTime = static_cast<long>(statInfo.vsyncTime);
|
||
outStatInfo->vsyncPeriod = static_cast<long>(statInfo.vsyncPeriod);
|
||
}
|
||
return binder::Status::fromStatusT(status);
|
||
}
|
||
|
||
binder::Status SurfaceComposerAIDL::getDisplayState(const sp<IBinder>& display,
|
||
gui::DisplayState* outState) {
|
||
ui::DisplayState state;
|
||
status_t status = mFlinger->getDisplayState(display, &state);
|
||
if (status == NO_ERROR) {
|
||
outState->layerStack = state.layerStack.id;
|
||
outState->orientation = static_cast<gui::Rotation>(state.orientation);
|
||
outState->layerStackSpaceRect.width = state.layerStackSpaceRect.width;
|
||
outState->layerStackSpaceRect.height = state.layerStackSpaceRect.height;
|
||
}
|
||
return binder::Status::fromStatusT(status);
|
||
}
|
||
|
||
binder::Status SurfaceComposerAIDL::clearBootDisplayMode(const sp<IBinder>& display) {
|
||
status_t status = checkAccessPermission();
|
||
if (status != OK) return binder::Status::fromStatusT(status);
|
||
|
||
status = mFlinger->clearBootDisplayMode(display);
|
||
return binder::Status::fromStatusT(status);
|
||
}
|
||
|
||
binder::Status SurfaceComposerAIDL::getBootDisplayModeSupport(bool* outMode) {
|
||
status_t status = checkAccessPermission();
|
||
if (status != OK) return binder::Status::fromStatusT(status);
|
||
|
||
status = mFlinger->getBootDisplayModeSupport(outMode);
|
||
return binder::Status::fromStatusT(status);
|
||
}
|
||
|
||
binder::Status SurfaceComposerAIDL::setAutoLowLatencyMode(const sp<IBinder>& display, bool on) {
|
||
status_t status = checkAccessPermission();
|
||
if (status != OK) return binder::Status::fromStatusT(status);
|
||
|
||
mFlinger->setAutoLowLatencyMode(display, on);
|
||
return binder::Status::ok();
|
||
}
|
||
|
||
binder::Status SurfaceComposerAIDL::setGameContentType(const sp<IBinder>& display, bool on) {
|
||
status_t status = checkAccessPermission();
|
||
if (status != OK) return binder::Status::fromStatusT(status);
|
||
|
||
mFlinger->setGameContentType(display, on);
|
||
return binder::Status::ok();
|
||
}
|
||
|
||
binder::Status SurfaceComposerAIDL::captureDisplay(
|
||
const DisplayCaptureArgs& args, const sp<IScreenCaptureListener>& captureListener) {
|
||
status_t status = mFlinger->captureDisplay(args, captureListener);
|
||
return binder::Status::fromStatusT(status);
|
||
}
|
||
|
||
binder::Status SurfaceComposerAIDL::captureDisplayById(
|
||
int64_t displayId, const sp<IScreenCaptureListener>& captureListener) {
|
||
status_t status;
|
||
IPCThreadState* ipc = IPCThreadState::self();
|
||
const int uid = ipc->getCallingUid();
|
||
if (uid == AID_ROOT || uid == AID_GRAPHICS || uid == AID_SYSTEM || uid == AID_SHELL) {
|
||
std::optional<DisplayId> id = DisplayId::fromValue(static_cast<uint64_t>(displayId));
|
||
status = mFlinger->captureDisplay(*id, captureListener);
|
||
} else {
|
||
status = PERMISSION_DENIED;
|
||
}
|
||
return binder::Status::fromStatusT(status);
|
||
}
|
||
|
||
binder::Status SurfaceComposerAIDL::captureLayers(
|
||
const LayerCaptureArgs& args, const sp<IScreenCaptureListener>& captureListener) {
|
||
status_t status = mFlinger->captureLayers(args, captureListener);
|
||
return binder::Status::fromStatusT(status);
|
||
}
|
||
|
||
binder::Status SurfaceComposerAIDL::isWideColorDisplay(const sp<IBinder>& token,
|
||
bool* outIsWideColorDisplay) {
|
||
status_t status = mFlinger->isWideColorDisplay(token, outIsWideColorDisplay);
|
||
return binder::Status::fromStatusT(status);
|
||
}
|
||
|
||
binder::Status SurfaceComposerAIDL::getDisplayBrightnessSupport(const sp<IBinder>& displayToken,
|
||
bool* outSupport) {
|
||
status_t status = mFlinger->getDisplayBrightnessSupport(displayToken, outSupport);
|
||
return binder::Status::fromStatusT(status);
|
||
}
|
||
|
||
binder::Status SurfaceComposerAIDL::setDisplayBrightness(const sp<IBinder>& displayToken,
|
||
const gui::DisplayBrightness& brightness) {
|
||
status_t status = checkControlDisplayBrightnessPermission();
|
||
if (status != OK) return binder::Status::fromStatusT(status);
|
||
|
||
status = mFlinger->setDisplayBrightness(displayToken, brightness);
|
||
return binder::Status::fromStatusT(status);
|
||
}
|
||
|
||
binder::Status SurfaceComposerAIDL::addHdrLayerInfoListener(
|
||
const sp<IBinder>& displayToken, const sp<gui::IHdrLayerInfoListener>& listener) {
|
||
status_t status = checkControlDisplayBrightnessPermission();
|
||
if (status != OK) return binder::Status::fromStatusT(status);
|
||
|
||
status = mFlinger->addHdrLayerInfoListener(displayToken, listener);
|
||
return binder::Status::fromStatusT(status);
|
||
}
|
||
|
||
binder::Status SurfaceComposerAIDL::removeHdrLayerInfoListener(
|
||
const sp<IBinder>& displayToken, const sp<gui::IHdrLayerInfoListener>& listener) {
|
||
status_t status = checkControlDisplayBrightnessPermission();
|
||
if (status != OK) return binder::Status::fromStatusT(status);
|
||
|
||
status = mFlinger->removeHdrLayerInfoListener(displayToken, listener);
|
||
return binder::Status::fromStatusT(status);
|
||
}
|
||
|
||
binder::Status SurfaceComposerAIDL::notifyPowerBoost(int boostId) {
|
||
status_t status = checkAccessPermission();
|
||
if (status != OK) return binder::Status::fromStatusT(status);
|
||
|
||
status = mFlinger->notifyPowerBoost(boostId);
|
||
return binder::Status::fromStatusT(status);
|
||
}
|
||
|
||
status_t SurfaceComposerAIDL::checkAccessPermission(bool usePermissionCache) {
|
||
if (!mFlinger->callingThreadHasUnscopedSurfaceFlingerAccess(usePermissionCache)) {
|
||
IPCThreadState* ipc = IPCThreadState::self();
|
||
ALOGE("Permission Denial: can't access SurfaceFlinger pid=%d, uid=%d", ipc->getCallingPid(),
|
||
ipc->getCallingUid());
|
||
return PERMISSION_DENIED;
|
||
}
|
||
return OK;
|
||
}
|
||
|
||
status_t SurfaceComposerAIDL::checkControlDisplayBrightnessPermission() {
|
||
IPCThreadState* ipc = IPCThreadState::self();
|
||
const int pid = ipc->getCallingPid();
|
||
const int uid = ipc->getCallingUid();
|
||
if ((uid != AID_GRAPHICS) &&
|
||
!PermissionCache::checkPermission(sControlDisplayBrightness, pid, uid)) {
|
||
ALOGE("Permission Denial: can't control brightness pid=%d, uid=%d", pid, uid);
|
||
return PERMISSION_DENIED;
|
||
}
|
||
return OK;
|
||
}
|
||
|
||
} // namespace android
|
||
|
||
#if defined(__gl_h_)
|
||
#error "don't include gl/gl.h in this file"
|
||
#endif
|
||
|
||
#if defined(__gl2_h_)
|
||
#error "don't include gl2/gl2.h in this file"
|
||
#endif
|
||
|
||
// TODO(b/129481165): remove the #pragma below and fix conversion issues
|
||
#pragma clang diagnostic pop // ignored "-Wconversion -Wextra"
|