| /* |
| * Copyright (C) 2007 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| // TODO(b/129481165): remove the #pragma below and fix conversion issues |
| #pragma clang diagnostic push |
| #pragma clang diagnostic ignored "-Wconversion" |
| |
| //#define LOG_NDEBUG 0 |
| #define ATRACE_TAG ATRACE_TAG_GRAPHICS |
| |
| #include "SurfaceFlinger.h" |
| |
| #include <android-base/properties.h> |
| #include <android/configuration.h> |
| #include <android/hardware/configstore/1.0/ISurfaceFlingerConfigs.h> |
| #include <android/hardware/configstore/1.1/ISurfaceFlingerConfigs.h> |
| #include <android/hardware/configstore/1.1/types.h> |
| #include <android/hardware/power/1.0/IPower.h> |
| #include <android/native_window.h> |
| #include <binder/IPCThreadState.h> |
| #include <binder/IServiceManager.h> |
| #include <binder/PermissionCache.h> |
| #include <compositionengine/CompositionEngine.h> |
| #include <compositionengine/CompositionRefreshArgs.h> |
| #include <compositionengine/Display.h> |
| #include <compositionengine/DisplayColorProfile.h> |
| #include <compositionengine/DisplayCreationArgs.h> |
| #include <compositionengine/LayerFECompositionState.h> |
| #include <compositionengine/OutputLayer.h> |
| #include <compositionengine/RenderSurface.h> |
| #include <compositionengine/impl/OutputCompositionState.h> |
| #include <configstore/Utils.h> |
| #include <cutils/compiler.h> |
| #include <cutils/properties.h> |
| #include <dlfcn.h> |
| #include <errno.h> |
| #include <gui/BufferQueue.h> |
| #include <gui/DebugEGLImageTracker.h> |
| #include <gui/GuiConfig.h> |
| #include <gui/IDisplayEventConnection.h> |
| #include <gui/IProducerListener.h> |
| #include <gui/LayerDebugInfo.h> |
| #include <gui/LayerMetadata.h> |
| #include <gui/LayerState.h> |
| #include <gui/Surface.h> |
| #include <hidl/ServiceManagement.h> |
| #include <input/IInputFlinger.h> |
| #include <layerproto/LayerProtoParser.h> |
| #include <log/log.h> |
| #include <private/android_filesystem_config.h> |
| #include <private/gui/SyncFeatures.h> |
| #include <renderengine/RenderEngine.h> |
| #include <statslog.h> |
| #include <sys/types.h> |
| #include <ui/ColorSpace.h> |
| #include <ui/DebugUtils.h> |
| #include <ui/DisplayConfig.h> |
| #include <ui/DisplayInfo.h> |
| #include <ui/DisplayStatInfo.h> |
| #include <ui/DisplayState.h> |
| #include <ui/GraphicBufferAllocator.h> |
| #include <ui/PixelFormat.h> |
| #include <ui/UiConfig.h> |
| #include <utils/StopWatch.h> |
| #include <utils/String16.h> |
| #include <utils/String8.h> |
| #include <utils/Timers.h> |
| #include <utils/Trace.h> |
| #include <utils/misc.h> |
| |
| #include <algorithm> |
| #include <cinttypes> |
| #include <cmath> |
| #include <cstdint> |
| #include <functional> |
| #include <mutex> |
| #include <optional> |
| #include <unordered_map> |
| |
| #include "BufferLayer.h" |
| #include "BufferQueueLayer.h" |
| #include "BufferStateLayer.h" |
| #include "Client.h" |
| #include "Colorizer.h" |
| #include "ContainerLayer.h" |
| #include "DisplayDevice.h" |
| #include "DisplayHardware/ComposerHal.h" |
| #include "DisplayHardware/DisplayIdentification.h" |
| #include "DisplayHardware/FramebufferSurface.h" |
| #include "DisplayHardware/HWComposer.h" |
| #include "DisplayHardware/VirtualDisplaySurface.h" |
| #include "EffectLayer.h" |
| #include "Effects/Daltonizer.h" |
| #include "FrameTracer/FrameTracer.h" |
| #include "Layer.h" |
| #include "LayerVector.h" |
| #include "MonitoredProducer.h" |
| #include "NativeWindowSurface.h" |
| #include "Promise.h" |
| #include "RefreshRateOverlay.h" |
| #include "RegionSamplingThread.h" |
| #include "Scheduler/DispSync.h" |
| #include "Scheduler/DispSyncSource.h" |
| #include "Scheduler/EventControlThread.h" |
| #include "Scheduler/EventThread.h" |
| #include "Scheduler/LayerHistory.h" |
| #include "Scheduler/MessageQueue.h" |
| #include "Scheduler/PhaseOffsets.h" |
| #include "Scheduler/Scheduler.h" |
| #include "StartPropertySetThread.h" |
| #include "SurfaceFlingerProperties.h" |
| #include "SurfaceInterceptor.h" |
| #include "TimeStats/TimeStats.h" |
| #include "android-base/parseint.h" |
| #include "android-base/stringprintf.h" |
| |
| #define MAIN_THREAD ACQUIRE(mStateLock) RELEASE(mStateLock) |
| |
| #define ON_MAIN_THREAD(expr) \ |
| [&] { \ |
| LOG_FATAL_IF(std::this_thread::get_id() != mMainThreadId); \ |
| UnnecessaryLock lock(mStateLock); \ |
| return (expr); \ |
| }() |
| |
| #undef NO_THREAD_SAFETY_ANALYSIS |
| #define NO_THREAD_SAFETY_ANALYSIS \ |
| _Pragma("GCC error \"Prefer MAIN_THREAD macros or {Conditional,Timed,Unnecessary}Lock.\"") |
| |
| namespace android { |
| |
| using namespace std::string_literals; |
| |
| using namespace android::hardware::configstore; |
| using namespace android::hardware::configstore::V1_0; |
| using namespace android::sysprop; |
| |
| using android::hardware::power::V1_0::PowerHint; |
| using base::StringAppendF; |
| using ui::ColorMode; |
| using ui::Dataspace; |
| using ui::DisplayPrimaries; |
| using ui::Hdr; |
| using ui::RenderIntent; |
| |
| namespace hal = android::hardware::graphics::composer::hal; |
| |
| namespace { |
| |
| #pragma clang diagnostic push |
| #pragma clang diagnostic error "-Wswitch-enum" |
| |
| bool isWideColorMode(const ColorMode colorMode) { |
| switch (colorMode) { |
| case ColorMode::DISPLAY_P3: |
| case ColorMode::ADOBE_RGB: |
| case ColorMode::DCI_P3: |
| case ColorMode::BT2020: |
| case ColorMode::DISPLAY_BT2020: |
| case ColorMode::BT2100_PQ: |
| case ColorMode::BT2100_HLG: |
| return true; |
| case ColorMode::NATIVE: |
| case ColorMode::STANDARD_BT601_625: |
| case ColorMode::STANDARD_BT601_625_UNADJUSTED: |
| case ColorMode::STANDARD_BT601_525: |
| case ColorMode::STANDARD_BT601_525_UNADJUSTED: |
| case ColorMode::STANDARD_BT709: |
| case ColorMode::SRGB: |
| return false; |
| } |
| return false; |
| } |
| |
| #pragma clang diagnostic pop |
| |
| template <typename Mutex> |
| struct SCOPED_CAPABILITY ConditionalLockGuard { |
| ConditionalLockGuard(Mutex& mutex, bool lock) ACQUIRE(mutex) : mutex(mutex), lock(lock) { |
| if (lock) mutex.lock(); |
| } |
| |
| ~ConditionalLockGuard() RELEASE() { |
| if (lock) mutex.unlock(); |
| } |
| |
| Mutex& mutex; |
| const bool lock; |
| }; |
| |
| using ConditionalLock = ConditionalLockGuard<Mutex>; |
| |
| struct SCOPED_CAPABILITY TimedLock { |
| TimedLock(Mutex& mutex, nsecs_t timeout, const char* whence) ACQUIRE(mutex) |
| : mutex(mutex), status(mutex.timedLock(timeout)) { |
| ALOGE_IF(!locked(), "%s timed out locking: %s (%d)", whence, strerror(-status), status); |
| } |
| |
| ~TimedLock() RELEASE() { |
| if (locked()) mutex.unlock(); |
| } |
| |
| bool locked() const { return status == NO_ERROR; } |
| |
| Mutex& mutex; |
| const status_t status; |
| }; |
| |
| struct SCOPED_CAPABILITY UnnecessaryLock { |
| explicit UnnecessaryLock(Mutex& mutex) ACQUIRE(mutex) {} |
| ~UnnecessaryLock() RELEASE() {} |
| }; |
| |
| // TODO(b/141333600): Consolidate with HWC2::Display::Config::Builder::getDefaultDensity. |
| constexpr float FALLBACK_DENSITY = ACONFIGURATION_DENSITY_TV; |
| |
| float getDensityFromProperty(const char* property, bool required) { |
| char value[PROPERTY_VALUE_MAX]; |
| const float density = property_get(property, value, nullptr) > 0 ? std::atof(value) : 0.f; |
| if (!density && required) { |
| ALOGE("%s must be defined as a build property", property); |
| return FALLBACK_DENSITY; |
| } |
| return density; |
| } |
| |
| // Currently we only support V0_SRGB and DISPLAY_P3 as composition preference. |
| bool validateCompositionDataspace(Dataspace dataspace) { |
| return dataspace == Dataspace::V0_SRGB || dataspace == Dataspace::DISPLAY_P3; |
| } |
| |
| class FrameRateFlexibilityToken : public BBinder { |
| public: |
| FrameRateFlexibilityToken(std::function<void()> callback) : mCallback(callback) {} |
| virtual ~FrameRateFlexibilityToken() { mCallback(); } |
| |
| private: |
| std::function<void()> mCallback; |
| }; |
| |
| } // namespace anonymous |
| |
| // --------------------------------------------------------------------------- |
| |
| const String16 sHardwareTest("android.permission.HARDWARE_TEST"); |
| const String16 sAccessSurfaceFlinger("android.permission.ACCESS_SURFACE_FLINGER"); |
| const String16 sReadFramebuffer("android.permission.READ_FRAME_BUFFER"); |
| const String16 sDump("android.permission.DUMP"); |
| const char* KERNEL_IDLE_TIMER_PROP = "graphics.display.kernel_idle_timer.enabled"; |
| |
| // --------------------------------------------------------------------------- |
| int64_t SurfaceFlinger::dispSyncPresentTimeOffset; |
| bool SurfaceFlinger::useHwcForRgbToYuv; |
| uint64_t SurfaceFlinger::maxVirtualDisplaySize; |
| bool SurfaceFlinger::hasSyncFramework; |
| int64_t SurfaceFlinger::maxFrameBufferAcquiredBuffers; |
| uint32_t SurfaceFlinger::maxGraphicsWidth; |
| uint32_t SurfaceFlinger::maxGraphicsHeight; |
| bool SurfaceFlinger::hasWideColorDisplay; |
| ui::Rotation SurfaceFlinger::internalDisplayOrientation = ui::ROTATION_0; |
| bool SurfaceFlinger::useColorManagement; |
| bool SurfaceFlinger::useContextPriority; |
| Dataspace SurfaceFlinger::defaultCompositionDataspace = Dataspace::V0_SRGB; |
| ui::PixelFormat SurfaceFlinger::defaultCompositionPixelFormat = ui::PixelFormat::RGBA_8888; |
| Dataspace SurfaceFlinger::wideColorGamutCompositionDataspace = Dataspace::V0_SRGB; |
| ui::PixelFormat SurfaceFlinger::wideColorGamutCompositionPixelFormat = ui::PixelFormat::RGBA_8888; |
| bool SurfaceFlinger::useFrameRateApi; |
| |
| std::string getHwcServiceName() { |
| char value[PROPERTY_VALUE_MAX] = {}; |
| property_get("debug.sf.hwc_service_name", value, "default"); |
| ALOGI("Using HWComposer service: '%s'", value); |
| return std::string(value); |
| } |
| |
| bool useTrebleTestingOverride() { |
| char value[PROPERTY_VALUE_MAX] = {}; |
| property_get("debug.sf.treble_testing_override", value, "false"); |
| ALOGI("Treble testing override: '%s'", value); |
| return std::string(value) == "true"; |
| } |
| |
| std::string decodeDisplayColorSetting(DisplayColorSetting displayColorSetting) { |
| switch(displayColorSetting) { |
| case DisplayColorSetting::kManaged: |
| return std::string("Managed"); |
| case DisplayColorSetting::kUnmanaged: |
| return std::string("Unmanaged"); |
| case DisplayColorSetting::kEnhanced: |
| return std::string("Enhanced"); |
| default: |
| return std::string("Unknown ") + |
| std::to_string(static_cast<int>(displayColorSetting)); |
| } |
| } |
| |
| SurfaceFlingerBE::SurfaceFlingerBE() : mHwcServiceName(getHwcServiceName()) {} |
| |
| SurfaceFlinger::SurfaceFlinger(Factory& factory, SkipInitializationTag) |
| : mFactory(factory), |
| mInterceptor(mFactory.createSurfaceInterceptor(this)), |
| mTimeStats(std::make_shared<impl::TimeStats>()), |
| mFrameTracer(std::make_unique<FrameTracer>()), |
| mEventQueue(mFactory.createMessageQueue()), |
| mCompositionEngine(mFactory.createCompositionEngine()), |
| mInternalDisplayDensity(getDensityFromProperty("ro.sf.lcd_density", true)), |
| mEmulatedDisplayDensity(getDensityFromProperty("qemu.sf.lcd_density", false)) {} |
| |
| SurfaceFlinger::SurfaceFlinger(Factory& factory) : SurfaceFlinger(factory, SkipInitialization) { |
| ALOGI("SurfaceFlinger is starting"); |
| |
| hasSyncFramework = running_without_sync_framework(true); |
| |
| dispSyncPresentTimeOffset = present_time_offset_from_vsync_ns(0); |
| |
| useHwcForRgbToYuv = force_hwc_copy_for_virtual_displays(false); |
| |
| maxVirtualDisplaySize = max_virtual_display_dimension(0); |
| |
| maxFrameBufferAcquiredBuffers = max_frame_buffer_acquired_buffers(2); |
| |
| maxGraphicsWidth = std::max(max_graphics_width(0), 0); |
| maxGraphicsHeight = std::max(max_graphics_height(0), 0); |
| |
| hasWideColorDisplay = has_wide_color_display(false); |
| |
| useColorManagement = use_color_management(false); |
| |
| mDefaultCompositionDataspace = |
| static_cast<ui::Dataspace>(default_composition_dataspace(Dataspace::V0_SRGB)); |
| mWideColorGamutCompositionDataspace = static_cast<ui::Dataspace>(wcg_composition_dataspace( |
| hasWideColorDisplay ? Dataspace::DISPLAY_P3 : Dataspace::V0_SRGB)); |
| defaultCompositionDataspace = mDefaultCompositionDataspace; |
| wideColorGamutCompositionDataspace = mWideColorGamutCompositionDataspace; |
| defaultCompositionPixelFormat = static_cast<ui::PixelFormat>( |
| default_composition_pixel_format(ui::PixelFormat::RGBA_8888)); |
| wideColorGamutCompositionPixelFormat = |
| static_cast<ui::PixelFormat>(wcg_composition_pixel_format(ui::PixelFormat::RGBA_8888)); |
| |
| mColorSpaceAgnosticDataspace = |
| static_cast<ui::Dataspace>(color_space_agnostic_dataspace(Dataspace::UNKNOWN)); |
| |
| useContextPriority = use_context_priority(true); |
| |
| using Values = SurfaceFlingerProperties::primary_display_orientation_values; |
| switch (primary_display_orientation(Values::ORIENTATION_0)) { |
| case Values::ORIENTATION_0: |
| break; |
| case Values::ORIENTATION_90: |
| internalDisplayOrientation = ui::ROTATION_90; |
| break; |
| case Values::ORIENTATION_180: |
| internalDisplayOrientation = ui::ROTATION_180; |
| break; |
| case Values::ORIENTATION_270: |
| internalDisplayOrientation = ui::ROTATION_270; |
| break; |
| } |
| ALOGV("Internal Display Orientation: %s", toCString(internalDisplayOrientation)); |
| |
| mInternalDisplayPrimaries = sysprop::getDisplayNativePrimaries(); |
| |
| // debugging stuff... |
| char value[PROPERTY_VALUE_MAX]; |
| |
| property_get("ro.bq.gpu_to_cpu_unsupported", value, "0"); |
| mGpuToCpuSupported = !atoi(value); |
| |
| property_get("ro.build.type", value, "user"); |
| mIsUserBuild = strcmp(value, "user") == 0; |
| |
| property_get("debug.sf.showupdates", value, "0"); |
| mDebugRegion = atoi(value); |
| |
| ALOGI_IF(mDebugRegion, "showupdates enabled"); |
| |
| // DDMS debugging deprecated (b/120782499) |
| property_get("debug.sf.ddms", value, "0"); |
| int debugDdms = atoi(value); |
| ALOGI_IF(debugDdms, "DDMS debugging not supported"); |
| |
| property_get("debug.sf.disable_backpressure", value, "0"); |
| mPropagateBackpressure = !atoi(value); |
| ALOGI_IF(!mPropagateBackpressure, "Disabling backpressure propagation"); |
| |
| property_get("debug.sf.enable_gl_backpressure", value, "0"); |
| mPropagateBackpressureClientComposition = atoi(value); |
| ALOGI_IF(mPropagateBackpressureClientComposition, |
| "Enabling backpressure propagation for Client Composition"); |
| |
| property_get("debug.sf.enable_hwc_vds", value, "0"); |
| mUseHwcVirtualDisplays = atoi(value); |
| ALOGI_IF(mUseHwcVirtualDisplays, "Enabling HWC virtual displays"); |
| |
| property_get("ro.sf.disable_triple_buffer", value, "0"); |
| mLayerTripleBufferingDisabled = atoi(value); |
| ALOGI_IF(mLayerTripleBufferingDisabled, "Disabling Triple Buffering"); |
| |
| property_get("ro.surface_flinger.supports_background_blur", value, "0"); |
| bool supportsBlurs = atoi(value); |
| mSupportsBlur = supportsBlurs; |
| ALOGI_IF(!mSupportsBlur, "Disabling blur effects, they are not supported."); |
| property_get("ro.sf.blurs_are_expensive", value, "0"); |
| mBlursAreExpensive = atoi(value); |
| |
| const size_t defaultListSize = ISurfaceComposer::MAX_LAYERS; |
| auto listSize = property_get_int32("debug.sf.max_igbp_list_size", int32_t(defaultListSize)); |
| mMaxGraphicBufferProducerListSize = (listSize > 0) ? size_t(listSize) : defaultListSize; |
| |
| property_get("debug.sf.luma_sampling", value, "1"); |
| mLumaSampling = atoi(value); |
| |
| property_get("debug.sf.disable_client_composition_cache", value, "0"); |
| mDisableClientCompositionCache = 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 |
| |
| if (useTrebleTestingOverride()) { |
| // 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. |
| android::hardware::details::setTrebleTestingOverride(true); |
| } |
| |
| useFrameRateApi = use_frame_rate_api(true); |
| |
| mKernelIdleTimerEnabled = mSupportKernelIdleTimer = sysprop::support_kernel_idle_timer(false); |
| base::SetProperty(KERNEL_IDLE_TIMER_PROP, mKernelIdleTimerEnabled ? "true" : "false"); |
| } |
| |
| SurfaceFlinger::~SurfaceFlinger() = default; |
| |
| void SurfaceFlinger::onFirstRef() { |
| mEventQueue->init(this); |
| } |
| |
| void SurfaceFlinger::binderDied(const wp<IBinder>&) { |
| // the window manager died on us. prepare its eulogy. |
| mBootFinished = false; |
| |
| // restore initial conditions (default device unblank, etc) |
| initializeDisplays(); |
| |
| // restart the boot-animation |
| startBootAnim(); |
| } |
| |
| void SurfaceFlinger::run() { |
| while (true) { |
| mEventQueue->waitMessage(); |
| } |
| } |
| |
| template <typename F, typename T> |
| inline std::future<T> SurfaceFlinger::schedule(F&& f) { |
| auto [task, future] = makeTask(std::move(f)); |
| mEventQueue->postMessage(std::move(task)); |
| return std::move(future); |
| } |
| |
| 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) { |
| 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", __FUNCTION__, displayToken.get()); |
| return; |
| } |
| |
| const DisplayDeviceState& state = mCurrentState.displays.valueAt(index); |
| if (state.physical) { |
| ALOGE("%s: Invalid operation on physical display", __FUNCTION__); |
| return; |
| } |
| mInterceptor->saveDisplayDeletion(state.sequenceId); |
| mCurrentState.displays.removeItemsAt(index); |
| setTransactionFlags(eDisplayTransactionNeeded); |
| } |
| |
| std::vector<PhysicalDisplayId> SurfaceFlinger::getPhysicalDisplayIds() const { |
| Mutex::Autolock lock(mStateLock); |
| |
| const auto internalDisplayId = getInternalDisplayIdLocked(); |
| if (!internalDisplayId) { |
| return {}; |
| } |
| |
| std::vector<PhysicalDisplayId> displayIds; |
| displayIds.reserve(mPhysicalDisplayTokens.size()); |
| displayIds.push_back(internalDisplayId->value); |
| |
| for (const auto& [id, token] : mPhysicalDisplayTokens) { |
| if (id != *internalDisplayId) { |
| displayIds.push_back(id.value); |
| } |
| } |
| |
| return displayIds; |
| } |
| |
| sp<IBinder> SurfaceFlinger::getPhysicalDisplayToken(PhysicalDisplayId displayId) const { |
| Mutex::Autolock lock(mStateLock); |
| return getPhysicalDisplayTokenLocked(DisplayId{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!"); |
| } |
| const nsecs_t now = systemTime(); |
| const nsecs_t duration = now - mBootTime; |
| ALOGI("Boot is finished (%ld ms)", long(ns2ms(duration)) ); |
| |
| mFrameTracer->initialize(); |
| mTimeStats->onBootFinished(); |
| |
| // 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>(schedule([=] { |
| if (input == nullptr) { |
| ALOGE("Failed to link to input service"); |
| } else { |
| mInputFlinger = interface_cast<IInputFlinger>(input); |
| } |
| |
| readPersistentProperties(); |
| mPowerAdvisor.onBootFinished(); |
| mBootStage = BootStage::FINISHED; |
| |
| if (property_get_bool("sf.debug.show_refresh_rate_overlay", false)) { |
| 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 |
| return schedule([this] { |
| uint32_t name = 0; |
| getRenderEngine().genTextures(1, &name); |
| return name; |
| }) |
| .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()); |
| } |
| |
| // 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. |
| mCompositionEngine->setRenderEngine(renderengine::RenderEngine::create( |
| 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::HIGH |
| : renderengine::RenderEngine::ContextPriority::MEDIUM) |
| .build())); |
| mCompositionEngine->setTimeStats(mTimeStats); |
| mCompositionEngine->setHwComposer(getFactory().createHWComposer(getBE().mHwcServiceName)); |
| mCompositionEngine->getHwComposer().setConfiguration(this, getBE().mComposerSequenceId); |
| // Process any initial hotplug and resulting display changes. |
| processDisplayHotplugEventsLocked(); |
| const auto display = getDefaultDisplayDeviceLocked(); |
| LOG_ALWAYS_FATAL_IF(!display, "Missing internal display after registering composer callback."); |
| LOG_ALWAYS_FATAL_IF(!getHwComposer().isConnected(*display->getId()), |
| "Internal display is disconnected."); |
| |
| // initialize our drawing state |
| mDrawingState = mCurrentState; |
| |
| // set initial conditions (e.g. unblank default device) |
| initializeDisplays(); |
| |
| char primeShaderCache[PROPERTY_VALUE_MAX]; |
| property_get("service.sf.prime_shader_cache", primeShaderCache, "1"); |
| if (atoi(primeShaderCache)) { |
| getRenderEngine().primeCache(); |
| } |
| |
| // Inform native graphics APIs whether the present timestamp is supported: |
| |
| const bool presentFenceReliable = |
| !getHwComposer().hasCapability(hal::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)); |
| |
| property_get("persist.sys.sf.disable_blurs", value, "0"); |
| bool disableBlurs = atoi(value); |
| mDisableBlurs = disableBlurs; |
| ALOGI_IF(disableBlurs, "Disabling blur effects, user preference."); |
| } |
| |
| 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!"); |
| } |
| } |
| |
| size_t SurfaceFlinger::getMaxTextureSize() const { |
| return getRenderEngine().getMaxTextureSize(); |
| } |
| |
| size_t SurfaceFlinger::getMaxViewportDims() const { |
| return getRenderEngine().getMaxViewportDims(); |
| } |
| |
| // ---------------------------------------------------------------------------- |
| |
| bool SurfaceFlinger::authenticateSurfaceTexture( |
| const sp<IGraphicBufferProducer>& bufferProducer) const { |
| Mutex::Autolock _l(mStateLock); |
| return authenticateSurfaceTextureLocked(bufferProducer); |
| } |
| |
| bool SurfaceFlinger::authenticateSurfaceTextureLocked( |
| const sp<IGraphicBufferProducer>& bufferProducer) const { |
| sp<IBinder> surfaceTextureBinder(IInterface::asBinder(bufferProducer)); |
| return mGraphicBufferProducerList.count(surfaceTextureBinder.get()) > 0; |
| } |
| |
| 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 _l(mStateLock, |
| std::this_thread::get_id() != mMainThreadId); |
| if (!getHwComposer().hasCapability(hal::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 viewport = display->getViewport(); |
| state->viewport = viewport.isValid() ? viewport.getSize() : display->getSize(); |
| |
| return NO_ERROR; |
| } |
| |
| status_t SurfaceFlinger::getDisplayInfo(const sp<IBinder>& displayToken, DisplayInfo* 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 == DisplayConnectionType::Internal |
| ? mInternalDisplayDensity |
| : FALLBACK_DENSITY; |
| } |
| info->density /= ACONFIGURATION_DENSITY_MEDIUM; |
| |
| info->secure = display->isSecure(); |
| info->deviceProductInfo = getDeviceProductInfoLocked(*display); |
| |
| return NO_ERROR; |
| } |
| |
| status_t SurfaceFlinger::getDisplayConfigs(const sp<IBinder>& displayToken, |
| Vector<DisplayConfig>* configs) { |
| if (!displayToken || !configs) { |
| return BAD_VALUE; |
| } |
| |
| Mutex::Autolock lock(mStateLock); |
| |
| const auto displayId = getPhysicalDisplayIdLocked(displayToken); |
| if (!displayId) { |
| return NAME_NOT_FOUND; |
| } |
| |
| const bool isInternal = (displayId == getInternalDisplayIdLocked()); |
| |
| configs->clear(); |
| |
| for (const auto& hwConfig : getHwComposer().getConfigs(*displayId)) { |
| DisplayConfig config; |
| |
| auto width = hwConfig->getWidth(); |
| auto height = hwConfig->getHeight(); |
| |
| auto xDpi = hwConfig->getDpiX(); |
| auto yDpi = hwConfig->getDpiY(); |
| |
| if (isInternal && |
| (internalDisplayOrientation == ui::ROTATION_90 || |
| internalDisplayOrientation == ui::ROTATION_270)) { |
| std::swap(width, height); |
| std::swap(xDpi, yDpi); |
| } |
| |
| config.resolution = ui::Size(width, height); |
| |
| if (mEmulatedDisplayDensity) { |
| config.xDpi = mEmulatedDisplayDensity; |
| config.yDpi = mEmulatedDisplayDensity; |
| } else { |
| config.xDpi = xDpi; |
| config.yDpi = yDpi; |
| } |
| |
| const nsecs_t period = hwConfig->getVsyncPeriod(); |
| config.refreshRate = 1e9f / period; |
| |
| const auto offsets = mPhaseConfiguration->getOffsetsForRefreshRate(config.refreshRate); |
| config.appVsyncOffset = offsets.late.app; |
| config.sfVsyncOffset = offsets.late.sf; |
| config.configGroup = hwConfig->getConfigGroup(); |
| |
| // 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 |
| // DispSync 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. |
| config.presentationDeadline = period - config.sfVsyncOffset + 1000000; |
| |
| configs->push_back(config); |
| } |
| |
| return NO_ERROR; |
| } |
| |
| status_t SurfaceFlinger::getDisplayStats(const sp<IBinder>&, DisplayStatInfo* stats) { |
| if (!stats) { |
| return BAD_VALUE; |
| } |
| |
| mScheduler->getDisplayStatInfo(stats); |
| return NO_ERROR; |
| } |
| |
| int SurfaceFlinger::getActiveConfig(const sp<IBinder>& displayToken) { |
| int activeConfig; |
| bool isPrimary; |
| |
| { |
| Mutex::Autolock lock(mStateLock); |
| |
| if (const auto display = getDisplayDeviceLocked(displayToken)) { |
| activeConfig = display->getActiveConfig().value(); |
| isPrimary = display->isPrimary(); |
| } else { |
| ALOGE("%s: Invalid display token %p", __FUNCTION__, displayToken.get()); |
| return NAME_NOT_FOUND; |
| } |
| } |
| |
| if (isPrimary) { |
| if (const auto config = getDesiredActiveConfig()) { |
| return config->configId.value(); |
| } |
| } |
| |
| return activeConfig; |
| } |
| |
| void SurfaceFlinger::setDesiredActiveConfig(const ActiveConfigInfo& info) { |
| ATRACE_CALL(); |
| auto& refreshRate = mRefreshRateConfigs->getRefreshRateFromConfigId(info.configId); |
| ALOGV("setDesiredActiveConfig(%s)", refreshRate.getName().c_str()); |
| |
| std::lock_guard<std::mutex> lock(mActiveConfigLock); |
| if (mDesiredActiveConfigChanged) { |
| // If a config change is pending, just cache the latest request in |
| // mDesiredActiveConfig |
| const Scheduler::ConfigEvent prevConfig = mDesiredActiveConfig.event; |
| mDesiredActiveConfig = info; |
| mDesiredActiveConfig.event = mDesiredActiveConfig.event | prevConfig; |
| } else { |
| // Check is we are already at the desired config |
| const auto display = getDefaultDisplayDeviceLocked(); |
| if (!display || display->getActiveConfig() == refreshRate.getConfigId()) { |
| return; |
| } |
| |
| // Initiate a config change. |
| mDesiredActiveConfigChanged = true; |
| mDesiredActiveConfig = info; |
| |
| // This will trigger HWC refresh without resetting the idle timer. |
| repaintEverythingForHWC(); |
| // Start receiving vsync samples now, so that we can detect a period |
| // switch. |
| mScheduler->resyncToHardwareVsync(true, refreshRate.getVsyncPeriod()); |
| // As we called to set period, we will call to onRefreshRateChangeCompleted once |
| // DispSync model is locked. |
| mVSyncModulator->onRefreshRateChangeInitiated(); |
| |
| mPhaseConfiguration->setRefreshRateFps(refreshRate.getFps()); |
| mVSyncModulator->setPhaseOffsets(mPhaseConfiguration->getCurrentOffsets()); |
| mScheduler->setConfigChangePending(true); |
| } |
| |
| if (mRefreshRateOverlay) { |
| mRefreshRateOverlay->changeRefreshRate(refreshRate); |
| } |
| } |
| |
| status_t SurfaceFlinger::setActiveConfig(const sp<IBinder>& displayToken, int mode) { |
| ATRACE_CALL(); |
| |
| if (!displayToken) { |
| return BAD_VALUE; |
| } |
| |
| auto future = schedule([=]() -> status_t { |
| const auto display = ON_MAIN_THREAD(getDisplayDeviceLocked(displayToken)); |
| if (!display) { |
| ALOGE("Attempt to set allowed display configs for invalid display token %p", |
| displayToken.get()); |
| return NAME_NOT_FOUND; |
| } else if (display->isVirtual()) { |
| ALOGW("Attempt to set allowed display configs for virtual display"); |
| return INVALID_OPERATION; |
| } else { |
| const HwcConfigIndexType config(mode); |
| const float fps = mRefreshRateConfigs->getRefreshRateFromConfigId(config).getFps(); |
| const scheduler::RefreshRateConfigs::Policy policy{config, {fps, fps}}; |
| constexpr bool kOverridePolicy = false; |
| |
| return setDesiredDisplayConfigSpecsInternal(display, policy, kOverridePolicy); |
| } |
| }); |
| |
| return future.get(); |
| } |
| |
| void SurfaceFlinger::setActiveConfigInternal() { |
| ATRACE_CALL(); |
| |
| const auto display = getDefaultDisplayDeviceLocked(); |
| if (!display) { |
| return; |
| } |
| |
| auto& oldRefreshRate = |
| mRefreshRateConfigs->getRefreshRateFromConfigId(display->getActiveConfig()); |
| |
| std::lock_guard<std::mutex> lock(mActiveConfigLock); |
| mRefreshRateConfigs->setCurrentConfigId(mUpcomingActiveConfig.configId); |
| mRefreshRateStats->setConfigMode(mUpcomingActiveConfig.configId); |
| display->setActiveConfig(mUpcomingActiveConfig.configId); |
| |
| auto& refreshRate = |
| mRefreshRateConfigs->getRefreshRateFromConfigId(mUpcomingActiveConfig.configId); |
| if (refreshRate.getVsyncPeriod() != oldRefreshRate.getVsyncPeriod()) { |
| mTimeStats->incrementRefreshRateSwitches(); |
| } |
| mPhaseConfiguration->setRefreshRateFps(refreshRate.getFps()); |
| mVSyncModulator->setPhaseOffsets(mPhaseConfiguration->getCurrentOffsets()); |
| ATRACE_INT("ActiveConfigFPS", refreshRate.getFps()); |
| |
| if (mUpcomingActiveConfig.event != Scheduler::ConfigEvent::None) { |
| const nsecs_t vsyncPeriod = |
| mRefreshRateConfigs->getRefreshRateFromConfigId(mUpcomingActiveConfig.configId) |
| .getVsyncPeriod(); |
| mScheduler->onPrimaryDisplayConfigChanged(mAppConnectionHandle, display->getId()->value, |
| mUpcomingActiveConfig.configId, vsyncPeriod); |
| } |
| } |
| |
| void SurfaceFlinger::desiredActiveConfigChangeDone() { |
| std::lock_guard<std::mutex> lock(mActiveConfigLock); |
| mDesiredActiveConfig.event = Scheduler::ConfigEvent::None; |
| mDesiredActiveConfigChanged = false; |
| |
| const auto& refreshRate = |
| mRefreshRateConfigs->getRefreshRateFromConfigId(mDesiredActiveConfig.configId); |
| mScheduler->resyncToHardwareVsync(true, refreshRate.getVsyncPeriod()); |
| mPhaseConfiguration->setRefreshRateFps(refreshRate.getFps()); |
| mVSyncModulator->setPhaseOffsets(mPhaseConfiguration->getCurrentOffsets()); |
| mScheduler->setConfigChangePending(false); |
| } |
| |
| void SurfaceFlinger::performSetActiveConfig() { |
| ATRACE_CALL(); |
| ALOGV("performSetActiveConfig"); |
| // Store the local variable to release the lock. |
| const auto desiredActiveConfig = getDesiredActiveConfig(); |
| if (!desiredActiveConfig) { |
| // No desired active config pending to be applied |
| return; |
| } |
| |
| auto& refreshRate = |
| mRefreshRateConfigs->getRefreshRateFromConfigId(desiredActiveConfig->configId); |
| ALOGV("performSetActiveConfig changing active config to %d(%s)", |
| refreshRate.getConfigId().value(), refreshRate.getName().c_str()); |
| const auto display = getDefaultDisplayDeviceLocked(); |
| if (!display || display->getActiveConfig() == desiredActiveConfig->configId) { |
| // display is not valid or we are already in the requested mode |
| // on both cases there is nothing left to do |
| desiredActiveConfigChangeDone(); |
| return; |
| } |
| |
| // Desired active config was set, it is different than the config currently in use, however |
| // allowed configs might have change by the time we process the refresh. |
| // Make sure the desired config is still allowed |
| if (!isDisplayConfigAllowed(desiredActiveConfig->configId)) { |
| desiredActiveConfigChangeDone(); |
| return; |
| } |
| |
| mUpcomingActiveConfig = *desiredActiveConfig; |
| const auto displayId = display->getId(); |
| LOG_ALWAYS_FATAL_IF(!displayId); |
| |
| ATRACE_INT("ActiveConfigFPS_HWC", refreshRate.getFps()); |
| |
| // TODO(b/142753666) use constrains |
| hal::VsyncPeriodChangeConstraints constraints; |
| constraints.desiredTimeNanos = systemTime(); |
| constraints.seamlessRequired = false; |
| |
| hal::VsyncPeriodChangeTimeline outTimeline; |
| auto status = |
| getHwComposer().setActiveConfigWithConstraints(*displayId, |
| mUpcomingActiveConfig.configId.value(), |
| constraints, &outTimeline); |
| if (status != NO_ERROR) { |
| // setActiveConfigWithConstraints may fail if a hotplug event is just about |
| // to be sent. We just log the error in this case. |
| ALOGW("setActiveConfigWithConstraints failed: %d", status); |
| return; |
| } |
| |
| mScheduler->onNewVsyncPeriodChangeTimeline(outTimeline); |
| // Scheduler will submit an empty frame to HWC if needed. |
| mSetActiveConfigPending = true; |
| } |
| |
| status_t SurfaceFlinger::getDisplayColorModes(const sp<IBinder>& displayToken, |
| Vector<ColorMode>* outColorModes) { |
| if (!displayToken || !outColorModes) { |
| return BAD_VALUE; |
| } |
| |
| std::vector<ColorMode> modes; |
| bool isInternalDisplay = false; |
| { |
| ConditionalLock lock(mStateLock, std::this_thread::get_id() != mMainThreadId); |
| |
| const auto displayId = getPhysicalDisplayIdLocked(displayToken); |
| if (!displayId) { |
| return NAME_NOT_FOUND; |
| } |
| |
| modes = getHwComposer().getColorModes(*displayId); |
| isInternalDisplay = displayId == getInternalDisplayIdLocked(); |
| } |
| outColorModes->clear(); |
| |
| // If it's built-in display 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 (isInternalDisplay && !hasWideColorDisplay) { |
| std::remove_copy_if(modes.cbegin(), modes.cend(), std::back_inserter(*outColorModes), |
| isWideColorMode); |
| } else { |
| std::copy(modes.cbegin(), modes.cend(), std::back_inserter(*outColorModes)); |
| } |
| |
| return NO_ERROR; |
| } |
| |
| status_t SurfaceFlinger::getDisplayNativePrimaries(const sp<IBinder>& displayToken, |
| ui::DisplayPrimaries &primaries) { |
| if (!displayToken) { |
| return BAD_VALUE; |
| } |
| |
| // Currently we only support this API for a single internal display. |
| if (getInternalDisplayToken() != displayToken) { |
| return NAME_NOT_FOUND; |
| } |
| |
| memcpy(&primaries, &mInternalDisplayPrimaries, sizeof(ui::DisplayPrimaries)); |
| return NO_ERROR; |
| } |
| |
| ColorMode SurfaceFlinger::getActiveColorMode(const sp<IBinder>& displayToken) { |
| Mutex::Autolock lock(mStateLock); |
| |
| if (const auto display = getDisplayDeviceLocked(displayToken)) { |
| return display->getCompositionDisplay()->getState().colorMode; |
| } |
| return static_cast<ColorMode>(BAD_VALUE); |
| } |
| |
| status_t SurfaceFlinger::setActiveColorMode(const sp<IBinder>& displayToken, ColorMode mode) { |
| schedule([=]() MAIN_THREAD { |
| Vector<ColorMode> modes; |
| getDisplayColorModes(displayToken, &modes); |
| bool exists = std::find(std::begin(modes), std::end(modes), mode) != std::end(modes); |
| 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; |
| } |
| 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()); |
| } else if (display->isVirtual()) { |
| ALOGW("Attempt to set active color mode %s (%d) for virtual display", |
| decodeColorMode(mode).c_str(), mode); |
| } else { |
| display->getCompositionDisplay()->setColorProfile( |
| compositionengine::Output::ColorProfile{mode, Dataspace::UNKNOWN, |
| RenderIntent::COLORIMETRIC, |
| Dataspace::UNKNOWN}); |
| } |
| }).wait(); |
| |
| return NO_ERROR; |
| } |
| |
| status_t SurfaceFlinger::getAutoLowLatencyModeSupport(const sp<IBinder>& displayToken, |
| bool* outSupport) const { |
| if (!displayToken) { |
| return BAD_VALUE; |
| } |
| |
| Mutex::Autolock lock(mStateLock); |
| |
| const auto displayId = getPhysicalDisplayIdLocked(displayToken); |
| if (!displayId) { |
| return NAME_NOT_FOUND; |
| } |
| *outSupport = |
| getHwComposer().hasDisplayCapability(*displayId, |
| hal::DisplayCapability::AUTO_LOW_LATENCY_MODE); |
| return NO_ERROR; |
| } |
| |
| void SurfaceFlinger::setAutoLowLatencyMode(const sp<IBinder>& displayToken, bool on) { |
| static_cast<void>(schedule([=]() MAIN_THREAD { |
| if (const auto displayId = getPhysicalDisplayIdLocked(displayToken)) { |
| getHwComposer().setAutoLowLatencyMode(*displayId, on); |
| } else { |
| ALOGE("%s: Invalid display token %p", __FUNCTION__, displayToken.get()); |
| } |
| })); |
| } |
| |
| status_t SurfaceFlinger::getGameContentTypeSupport(const sp<IBinder>& displayToken, |
| bool* outSupport) const { |
| if (!displayToken) { |
| return BAD_VALUE; |
| } |
| |
| Mutex::Autolock lock(mStateLock); |
| |
| const auto displayId = getPhysicalDisplayIdLocked(displayToken); |
| if (!displayId) { |
| return NAME_NOT_FOUND; |
| } |
| |
| std::vector<hal::ContentType> types; |
| getHwComposer().getSupportedContentTypes(*displayId, &types); |
| |
| *outSupport = std::any_of(types.begin(), types.end(), |
| [](auto type) { return type == hal::ContentType::GAME; }); |
| return NO_ERROR; |
| } |
| |
| void SurfaceFlinger::setGameContentType(const sp<IBinder>& displayToken, bool on) { |
| static_cast<void>(schedule([=]() MAIN_THREAD { |
| 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", __FUNCTION__, 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::getHdrCapabilities(const sp<IBinder>& displayToken, |
| HdrCapabilities* outCapabilities) const { |
| Mutex::Autolock lock(mStateLock); |
| |
| const auto display = getDisplayDeviceLocked(displayToken); |
| if (!display) { |
| ALOGE("%s: Invalid display token %p", __FUNCTION__, displayToken.get()); |
| return NAME_NOT_FOUND; |
| } |
| |
| // At this point the DisplayDevice should already be set up, |
| // meaning the luminance information is already queried from |
| // hardware composer and stored properly. |
| const HdrCapabilities& capabilities = display->getHdrCapabilities(); |
| *outCapabilities = HdrCapabilities(capabilities.getSupportedHdrTypes(), |
| capabilities.getDesiredMaxLuminance(), |
| capabilities.getDesiredMaxAverageLuminance(), |
| capabilities.getDesiredMinLuminance()); |
| |
| return NO_ERROR; |
| } |
| |
| std::optional<DeviceProductInfo> SurfaceFlinger::getDeviceProductInfoLocked( |
| const DisplayDevice& display) const { |
| // TODO(b/149075047): Populate DeviceProductInfo on hotplug and store it in DisplayDevice to |
| // avoid repetitive HAL IPC and EDID parsing. |
| const auto displayId = display.getId(); |
| LOG_FATAL_IF(!displayId); |
| |
| const auto hwcDisplayId = getHwComposer().fromPhysicalDisplayId(*displayId); |
| LOG_FATAL_IF(!hwcDisplayId); |
| |
| uint8_t port; |
| DisplayIdentificationData data; |
| if (!getHwComposer().getDisplayIdentificationData(*hwcDisplayId, &port, &data)) { |
| ALOGV("%s: No identification data.", __FUNCTION__); |
| return {}; |
| } |
| |
| const auto info = parseDisplayIdentificationData(port, data); |
| if (!info) { |
| return {}; |
| } |
| return info->deviceProductInfo; |
| } |
| |
| 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) { |
| return schedule([=]() MAIN_THREAD -> status_t { |
| if (const auto displayId = getPhysicalDisplayIdLocked(displayToken)) { |
| return getHwComposer().setDisplayContentSamplingEnabled(*displayId, enable, |
| componentMask, |
| maxFrames); |
| } else { |
| ALOGE("%s: Invalid display token %p", __FUNCTION__, displayToken.get()); |
| return NAME_NOT_FOUND; |
| } |
| }) |
| .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) { |
| schedule([=] { |
| Mutex::Autolock lock(mStateLock); |
| |
| if (const auto handle = mScheduler->enableVSyncInjection(enable)) { |
| mEventQueue->setEventConnection( |
| mScheduler->getEventConnection(enable ? handle : mSfConnectionHandle)); |
| } |
| }).wait(); |
| |
| return NO_ERROR; |
| } |
| |
| status_t SurfaceFlinger::injectVSync(nsecs_t when) { |
| Mutex::Autolock lock(mStateLock); |
| return mScheduler->injectVSync(when, calculateExpectedPresentTime(when)) ? NO_ERROR : BAD_VALUE; |
| } |
| |
| status_t SurfaceFlinger::getLayerDebugInfo(std::vector<LayerDebugInfo>* outLayers) { |
| outLayers->clear(); |
| schedule([=] { |
| const auto display = ON_MAIN_THREAD(getDefaultDisplayDeviceLocked()); |
| mDrawingState.traverseInZOrder([&](Layer* layer) { |
| outLayers->push_back(layer->getLayerDebugInfo(display.get())); |
| }); |
| }).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) { |
| 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::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, hal::DisplayCapability::BRIGHTNESS); |
| return NO_ERROR; |
| } |
| |
| status_t SurfaceFlinger::setDisplayBrightness(const sp<IBinder>& displayToken, float brightness) { |
| if (!displayToken) { |
| return BAD_VALUE; |
| } |
| |
| return promise::chain(schedule([=]() MAIN_THREAD { |
| if (const auto displayId = getPhysicalDisplayIdLocked(displayToken)) { |
| return getHwComposer().setDisplayBrightness(*displayId, brightness); |
| } else { |
| ALOGE("%s: Invalid display token %p", __FUNCTION__, displayToken.get()); |
| return promise::yield<status_t>(NAME_NOT_FOUND); |
| } |
| })) |
| .then([](std::future<status_t> task) { return task; }) |
| .get(); |
| } |
| |
| status_t SurfaceFlinger::notifyPowerHint(int32_t hintId) { |
| PowerHint powerHint = static_cast<PowerHint>(hintId); |
| |
| if (powerHint == PowerHint::INTERACTION) { |
| mScheduler->notifyTouchEvent(); |
| } |
| |
| return NO_ERROR; |
| } |
| |
| // ---------------------------------------------------------------------------- |
| |
| sp<IDisplayEventConnection> SurfaceFlinger::createDisplayEventConnection( |
| ISurfaceComposer::VsyncSource vsyncSource, ISurfaceComposer::ConfigChanged configChanged) { |
| const auto& handle = |
| vsyncSource == eVsyncSourceSurfaceFlinger ? mSfConnectionHandle : mAppConnectionHandle; |
| |
| return mScheduler->createDisplayEventConnection(handle, configChanged); |
| } |
| |
| void SurfaceFlinger::signalTransaction() { |
| mScheduler->resetIdleTimer(); |
| mPowerAdvisor.notifyDisplayUpdateImminent(); |
| mEventQueue->invalidate(); |
| } |
| |
| void SurfaceFlinger::signalLayerUpdate() { |
| mScheduler->resetIdleTimer(); |
| mPowerAdvisor.notifyDisplayUpdateImminent(); |
| mEventQueue->invalidate(); |
| } |
| |
| void SurfaceFlinger::signalRefresh() { |
| mRefreshPending = true; |
| mEventQueue->refresh(); |
| } |
| |
| nsecs_t SurfaceFlinger::getVsyncPeriodFromHWC() const { |
| const auto displayId = getInternalDisplayIdLocked(); |
| if (!displayId || !getHwComposer().isConnected(*displayId)) { |
| return 0; |
| } |
| |
| return getHwComposer().getDisplayVsyncPeriod(*displayId); |
| } |
| |
| void SurfaceFlinger::onVsyncReceived(int32_t sequenceId, hal::HWDisplayId hwcDisplayId, |
| int64_t timestamp, |
| std::optional<hal::VsyncPeriodNanos> vsyncPeriod) { |
| ATRACE_NAME("SF onVsync"); |
| |
| Mutex::Autolock lock(mStateLock); |
| // Ignore any vsyncs from a previous hardware composer. |
| if (sequenceId != getBE().mComposerSequenceId) { |
| return; |
| } |
| |
| if (!getHwComposer().onVsync(hwcDisplayId, timestamp)) { |
| return; |
| } |
| |
| if (hwcDisplayId != getHwComposer().getInternalHwcDisplayId()) { |
| // For now, we don't do anything with external display vsyncs. |
| return; |
| } |
| |
| bool periodFlushed = false; |
| mScheduler->addResyncSample(timestamp, vsyncPeriod, &periodFlushed); |
| if (periodFlushed) { |
| mVSyncModulator->onRefreshRateChangeCompleted(); |
| } |
| } |
| |
| void SurfaceFlinger::getCompositorTiming(CompositorTiming* compositorTiming) { |
| std::lock_guard<std::mutex> lock(getBE().mCompositorTimingLock); |
| *compositorTiming = getBE().mCompositorTiming; |
| } |
| |
| bool SurfaceFlinger::isDisplayConfigAllowed(HwcConfigIndexType configId) const { |
| return mRefreshRateConfigs->isConfigAllowed(configId); |
| } |
| |
| void SurfaceFlinger::changeRefreshRateLocked(const RefreshRate& refreshRate, |
| Scheduler::ConfigEvent event) { |
| const auto display = getDefaultDisplayDeviceLocked(); |
| if (!display || mBootStage != BootStage::FINISHED) { |
| return; |
| } |
| ATRACE_CALL(); |
| |
| // Don't do any updating if the current fps is the same as the new one. |
| if (!isDisplayConfigAllowed(refreshRate.getConfigId())) { |
| ALOGV("Skipping config %d as it is not part of allowed configs", |
| refreshRate.getConfigId().value()); |
| return; |
| } |
| |
| setDesiredActiveConfig({refreshRate.getConfigId(), event}); |
| } |
| |
| void SurfaceFlinger::onHotplugReceived(int32_t sequenceId, hal::HWDisplayId hwcDisplayId, |
| hal::Connection connection) { |
| ALOGV("%s(%d, %" PRIu64 ", %s)", __FUNCTION__, sequenceId, hwcDisplayId, |
| connection == hal::Connection::CONNECTED ? "connected" : "disconnected"); |
| |
| // Ignore events that do not have the right sequenceId. |
| if (sequenceId != getBE().mComposerSequenceId) { |
| return; |
| } |
| |
| // 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::onVsyncPeriodTimingChangedReceived( |
| int32_t sequenceId, hal::HWDisplayId /*display*/, |
| const hal::VsyncPeriodChangeTimeline& updatedTimeline) { |
| Mutex::Autolock lock(mStateLock); |
| if (sequenceId != getBE().mComposerSequenceId) { |
| return; |
| } |
| mScheduler->onNewVsyncPeriodChangeTimeline(updatedTimeline); |
| } |
| |
| void SurfaceFlinger::onSeamlessPossible(int32_t /*sequenceId*/, hal::HWDisplayId /*display*/) { |
| // TODO(b/142753666): use constraints when calling to setActiveConfigWithConstrains and |
| // use this callback to know when to retry in case of SEAMLESS_NOT_POSSIBLE. |
| } |
| |
| void SurfaceFlinger::onRefreshReceived(int sequenceId, hal::HWDisplayId /*hwcDisplayId*/) { |
| Mutex::Autolock lock(mStateLock); |
| if (sequenceId != getBE().mComposerSequenceId) { |
| return; |
| } |
| repaintEverythingForHWC(); |
| } |
| |
| void SurfaceFlinger::setPrimaryVsyncEnabled(bool enabled) { |
| ATRACE_CALL(); |
| |
| // Enable / Disable HWVsync from the main thread to avoid race conditions with |
| // display power state. |
| static_cast<void>(schedule([=]() MAIN_THREAD { setPrimaryVsyncEnabledInternal(enabled); })); |
| } |
| |
| void SurfaceFlinger::setPrimaryVsyncEnabledInternal(bool enabled) { |
| ATRACE_CALL(); |
| |
| mHWCVsyncPendingState = enabled ? hal::Vsync::ENABLE : hal::Vsync::DISABLE; |
| |
| if (const auto displayId = getInternalDisplayIdLocked()) { |
| sp<DisplayDevice> display = getDefaultDisplayDeviceLocked(); |
| if (display && display->isPoweredOn()) { |
| getHwComposer().setVsyncEnabled(*displayId, mHWCVsyncPendingState); |
| } |
| } |
| } |
| |
| sp<Fence> SurfaceFlinger::previousFrameFence() { |
| // We are storing the last 2 present fences. If sf's phase offset is to be |
| // woken up before the actual vsync but targeting the next vsync, we need to check |
| // fence N-2 |
| return mVSyncModulator->getOffsets().sf > 0 ? mPreviousPresentFences[0] |
| : mPreviousPresentFences[1]; |
| } |
| |
| bool SurfaceFlinger::previousFramePending(int graceTimeMs) { |
| ATRACE_CALL(); |
| const sp<Fence>& fence = previousFrameFence(); |
| |
| if (fence == Fence::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 sp<Fence>& fence = previousFrameFence(); |
| |
| if (fence == Fence::NO_FENCE) { |
| return Fence::SIGNAL_TIME_INVALID; |
| } |
| |
| return fence->getSignalTime(); |
| } |
| |
| nsecs_t SurfaceFlinger::calculateExpectedPresentTime(nsecs_t now) const { |
| DisplayStatInfo stats; |
| mScheduler->getDisplayStatInfo(&stats); |
| const nsecs_t presentTime = mScheduler->getDispSyncExpectedPresentTime(now); |
| // Inflate the expected present time if we're targetting the next vsync. |
| return mVSyncModulator->getOffsets().sf > 0 ? presentTime : presentTime + stats.vsyncPeriod; |
| } |
| |
| void SurfaceFlinger::onMessageReceived(int32_t what, nsecs_t expectedVSyncTime) { |
| ATRACE_CALL(); |
| switch (what) { |
| case MessageQueue::INVALIDATE: { |
| onMessageInvalidate(expectedVSyncTime); |
| break; |
| } |
| case MessageQueue::REFRESH: { |
| onMessageRefresh(); |
| break; |
| } |
| } |
| } |
| |
| void SurfaceFlinger::onMessageInvalidate(nsecs_t expectedVSyncTime) { |
| ATRACE_CALL(); |
| |
| const nsecs_t frameStart = systemTime(); |
| // 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 >= frameStart) { |
| mExpectedPresentTime = expectedVSyncTime; |
| } else { |
| mExpectedPresentTime = mScheduler->getDispSyncExpectedPresentTime(frameStart); |
| } |
| |
| const nsecs_t lastScheduledPresentTime = mScheduledPresentTime; |
| mScheduledPresentTime = expectedVSyncTime; |
| |
| // 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 = |
| (mPropagateBackpressure && |
| (mPropagateBackpressureClientComposition || !mHadClientComposition)) |
| ? 1 |
| : 0; |
| |
| // Pending frames may trigger backpressure propagation. |
| const TracedOrdinal<bool> framePending = {"PrevFramePending", |
| previousFramePending(graceTimeForPresentFenceMs)}; |
| |
| // 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. |
| DisplayStatInfo stats; |
| mScheduler->getDisplayStatInfo(&stats); |
| 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 (mMissedFrameJankCount == 0) { |
| mMissedFrameJankStart = systemTime(); |
| } |
| mMissedFrameJankCount++; |
| } |
| |
| if (hwcFrameMissed) { |
| mHwcFrameMissedCount++; |
| } |
| |
| if (gpuFrameMissed) { |
| mGpuFrameMissedCount++; |
| } |
| |
| // If we are in the middle of a config change and the fence hasn't |
| // fired yet just wait for the next invalidate |
| if (mSetActiveConfigPending) { |
| if (framePending) { |
| mEventQueue->invalidate(); |
| return; |
| } |
| |
| // We received the present fence from the HWC, so we assume it successfully updated |
| // the config, hence we update SF. |
| mSetActiveConfigPending = false; |
| ON_MAIN_THREAD(setActiveConfigInternal()); |
| } |
| |
| if (framePending && mPropagateBackpressure) { |
| if ((hwcFrameMissed && !gpuFrameMissed) || mPropagateBackpressureClientComposition) { |
| signalLayerUpdate(); |
| return; |
| } |
| } |
| |
| // Our jank window is always at least 100ms since we missed a |
| // frame... |
| static constexpr nsecs_t kMinJankyDuration = |
| std::chrono::duration_cast<std::chrono::nanoseconds>(100ms).count(); |
| // ...but if it's larger than 1s then we missed the trace cutoff. |
| static constexpr nsecs_t kMaxJankyDuration = |
| std::chrono::duration_cast<std::chrono::nanoseconds>(1s).count(); |
| nsecs_t jankDurationToUpload = -1; |
| // If we're in a user build then don't push any atoms |
| if (!mIsUserBuild && mMissedFrameJankCount > 0) { |
| const auto display = ON_MAIN_THREAD(getDefaultDisplayDeviceLocked()); |
| // Only report jank when the display is on, as displays in DOZE |
| // power mode may operate at a different frame rate than is |
| // reported in their config, which causes noticeable (but less |
| // severe) jank. |
| if (display && display->getPowerMode() == hal::PowerMode::ON) { |
| const nsecs_t currentTime = systemTime(); |
| const nsecs_t jankDuration = currentTime - mMissedFrameJankStart; |
| if (jankDuration > kMinJankyDuration && jankDuration < kMaxJankyDuration) { |
| jankDurationToUpload = jankDuration; |
| } |
| |
| // We either reported a jank event or we missed the trace |
| // window, so clear counters here. |
| if (jankDuration > kMinJankyDuration) { |
| mMissedFrameJankCount = 0; |
| mMissedFrameJankStart = 0; |
| } |
| } |
| } |
| |
| if (mTracingEnabledChanged) { |
| mTracingEnabled = mTracing.isEnabled(); |
| mTracingEnabledChanged = false; |
| } |
| |
| bool refreshNeeded; |
| { |
| ConditionalLockGuard<std::mutex> lock(mTracingLock, mTracingEnabled); |
| |
| refreshNeeded = handleMessageTransaction(); |
| refreshNeeded |= handleMessageInvalidate(); |
| if (mTracingEnabled) { |
| mAddCompositionStateToTrace = |
| mTracing.flagIsSetLocked(SurfaceTracing::TRACE_COMPOSITION); |
| if (mVisibleRegionsDirty && !mAddCompositionStateToTrace) { |
| mTracing.notifyLocked("visibleRegionsDirty"); |
| } |
| } |
| } |
| |
| // 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(); |
| } |
| |
| ON_MAIN_THREAD(performSetActiveConfig()); |
| |
| updateCursorAsync(); |
| updateInputFlinger(); |
| |
| refreshNeeded |= mRepaintEverything; |
| if (refreshNeeded && CC_LIKELY(mBootStage != BootStage::BOOTLOADER)) { |
| mLastJankDuration = jankDurationToUpload; |
| // Signal a refresh if a transaction modified the window state, |
| // a new buffer was latched, or if HWC has requested a full |
| // repaint |
| if (mFrameStartTime <= 0) { |
| // We should only use the time of the first invalidate |
| // message that signals a refresh as the beginning of the |
| // frame. Otherwise the real frame time will be |
| // underestimated. |
| mFrameStartTime = frameStart; |
| } |
| signalRefresh(); |
| } |
| } |
| |
| bool SurfaceFlinger::handleMessageTransaction() { |
| ATRACE_CALL(); |
| uint32_t transactionFlags = peekTransactionFlags(); |
| |
| bool flushedATransaction = flushTransactionQueues(); |
| |
| bool runHandleTransaction = |
| (transactionFlags && (transactionFlags != eTransactionFlushNeeded)) || |
| flushedATransaction || |
| mForceTraversal; |
| |
| if (runHandleTransaction) { |
| handleTransaction(eTransactionMask); |
| } else { |
| getTransactionFlags(eTransactionFlushNeeded); |
| } |
| |
| if (transactionFlushNeeded()) { |
| setTransactionFlags(eTransactionFlushNeeded); |
| } |
| |
| return runHandleTransaction; |
| } |
| |
| void SurfaceFlinger::onMessageRefresh() { |
| ATRACE_CALL(); |
| |
| mRefreshPending = false; |
| |
| compositionengine::CompositionRefreshArgs refreshArgs; |
| const auto& displays = ON_MAIN_THREAD(mDisplays); |
| refreshArgs.outputs.reserve(displays.size()); |
| for (const auto& [_, display] : displays) { |
| refreshArgs.outputs.push_back(display->getCompositionDisplay()); |
| } |
| mDrawingState.traverseInZOrder([&refreshArgs](Layer* layer) { |
| if (auto layerFE = layer->getCompositionEngineLayerFE()) |
| refreshArgs.layers.push_back(layerFE); |
| }); |
| refreshArgs.layersWithQueuedFrames.reserve(mLayersWithQueuedFrames.size()); |
| for (sp<Layer> layer : mLayersWithQueuedFrames) { |
| if (auto layerFE = layer->getCompositionEngineLayerFE()) |
| refreshArgs.layersWithQueuedFrames.push_back(layerFE); |
| } |
| |
| refreshArgs.repaintEverything = mRepaintEverything.exchange(false); |
| refreshArgs.outputColorSetting = useColorManagement |
| ? mDisplayColorSetting |
| : compositionengine::OutputColorSetting::kUnmanaged; |
| refreshArgs.colorSpaceAgnosticDataspace = mColorSpaceAgnosticDataspace; |
| refreshArgs.forceOutputColorMode = mForceColorMode; |
| |
| refreshArgs.updatingOutputGeometryThisFrame = mVisibleRegionsDirty; |
| refreshArgs.updatingGeometryThisFrame = mGeometryInvalid || mVisibleRegionsDirty; |
| refreshArgs.blursAreExpensive = mBlursAreExpensive; |
| refreshArgs.internalDisplayRotationFlags = DisplayDevice::getPrimaryDisplayRotationFlags(); |
| |
| if (CC_UNLIKELY(mDrawingState.colorMatrixChanged)) { |
| refreshArgs.colorTransformMatrix = mDrawingState.colorMatrix; |
| mDrawingState.colorMatrixChanged = false; |
| } |
| |
| refreshArgs.devOptForceClientComposition = mDebugDisableHWC || mDebugRegion; |
| |
| if (mDebugRegion != 0) { |
| refreshArgs.devOptFlashDirtyRegionsDelay = |
| std::chrono::milliseconds(mDebugRegion > 1 ? mDebugRegion : 0); |
| } |
| |
| mGeometryInvalid = false; |
| |
| // 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(mFrameStartTime, systemTime()); |
| // Reset the frame start time now that we've recorded this frame. |
| mFrameStartTime = 0; |
| |
| mScheduler->onDisplayRefreshed(presentTime); |
| |
| postFrame(); |
| postComposition(); |
| |
| const bool prevFrameHadDeviceComposition = mHadDeviceComposition; |
| |
| mHadClientComposition = std::any_of(displays.cbegin(), displays.cend(), [](const auto& pair) { |
| const auto& state = pair.second->getCompositionDisplay()->getState(); |
| return state.usesClientComposition && !state.reusedClientComposition; |
| }); |
| mHadDeviceComposition = std::any_of(displays.cbegin(), displays.cend(), [](const auto& pair) { |
| const auto& state = pair.second->getCompositionDisplay()->getState(); |
| return state.usesDeviceComposition; |
| }); |
| mReusedClientComposition = |
| std::any_of(displays.cbegin(), displays.cend(), [](const auto& pair) { |
| const auto& state = pair.second->getCompositionDisplay()->getState(); |
| return state.reusedClientComposition; |
| }); |
| |
| // Only report a strategy change if we move in and out of composition with hw overlays |
| if (prevFrameHadDeviceComposition != mHadDeviceComposition) { |
| mTimeStats->incrementCompositionStrategyChanges(); |
| } |
| |
| // TODO: b/160583065 Enable skip validation when SF caches all client composition layers |
| mVSyncModulator->onRefreshed(mHadClientComposition || mReusedClientComposition); |
| |
| mLayersWithQueuedFrames.clear(); |
| if (mVisibleRegionsDirty) { |
| mVisibleRegionsDirty = false; |
| if (mTracingEnabled && mAddCompositionStateToTrace) { |
| mTracing.notify("visibleRegionsDirty"); |
| } |
| } |
| |
| if (mCompositionEngine->needsAnotherUpdate()) { |
| signalLayerUpdate(); |
| } |
| } |
| |
| bool SurfaceFlinger::handleMessageInvalidate() { |
| ATRACE_CALL(); |
| bool refreshNeeded = handlePageFlip(); |
| |
| if (mVisibleRegionsDirty) { |
| computeLayerBounds(); |
| } |
| |
| for (auto& layer : mLayersPendingRefresh) { |
| Region visibleReg; |
| visibleReg.set(layer->getScreenBounds()); |
| invalidateLayerStack(layer, visibleReg); |
| } |
| mLayersPendingRefresh.clear(); |
| return refreshNeeded; |
| } |
| |
| 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) { |
| // Integer division and modulo round toward 0 not -inf, so we need to |
| // treat negative and positive offsets differently. |
| nsecs_t idealLatency = (mPhaseConfiguration->getCurrentOffsets().late.sf > 0) |
| ? (stats.vsyncPeriod - |
| (mPhaseConfiguration->getCurrentOffsets().late.sf % stats.vsyncPeriod)) |
| : ((-mPhaseConfiguration->getCurrentOffsets().late.sf) % stats.vsyncPeriod); |
| |
| // Just in case mPhaseConfiguration->getCurrentOffsets().late.sf == -vsyncInterval. |
| if (idealLatency <= 0) { |
| idealLatency = stats.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 |
| // mPhaseConfiguration->getCurrentOffsets().late.sf with (presentLatency % interval). |
| nsecs_t bias = stats.vsyncPeriod / 2; |
| int64_t extraVsyncs = (compositeToPresentLatency - idealLatency + bias) / stats.vsyncPeriod; |
| nsecs_t snappedCompositeToPresentLatency = |
| (extraVsyncs > 0) ? idealLatency + (extraVsyncs * stats.vsyncPeriod) : idealLatency; |
| |
| std::lock_guard<std::mutex> lock(getBE().mCompositorTimingLock); |
| getBE().mCompositorTiming.deadline = stats.vsyncTime - idealLatency; |
| getBE().mCompositorTiming.interval = stats.vsyncPeriod; |
| getBE().mCompositorTiming.presentLatency = snappedCompositeToPresentLatency; |
| } |
| |
| void SurfaceFlinger::postComposition() |
| { |
| ATRACE_CALL(); |
| ALOGV("postComposition"); |
| |
| nsecs_t dequeueReadyTime = systemTime(); |
| for (auto& layer : mLayersWithQueuedFrames) { |
| layer->releasePendingBuffer(dequeueReadyTime); |
| } |
| |
| const auto* display = ON_MAIN_THREAD(getDefaultDisplayDeviceLocked()).get(); |
| |
| getBE().mGlCompositionDoneTimeline.updateSignalTimes(); |
| std::shared_ptr<FenceTime> glCompositionDoneFenceTime; |
| if (display && display->getCompositionDisplay()->getState().usesClientComposition) { |
| glCompositionDoneFenceTime = |
| std::make_shared<FenceTime>(display->getCompositionDisplay() |
| ->getRenderSurface() |
| ->getClientTargetAcquireFence()); |
| getBE().mGlCompositionDoneTimeline.push(glCompositionDoneFenceTime); |
| } else { |
| glCompositionDoneFenceTime = FenceTime::NO_FENCE; |
| } |
| |
| getBE().mDisplayTimeline.updateSignalTimes(); |
| mPreviousPresentFences[1] = mPreviousPresentFences[0]; |
| mPreviousPresentFences[0] = |
| display ? getHwComposer().getPresentFence(*display->getId()) : Fence::NO_FENCE; |
| auto presentFenceTime = std::make_shared<FenceTime>(mPreviousPresentFences[0]); |
| getBE().mDisplayTimeline.push(presentFenceTime); |
| |
| DisplayStatInfo stats; |
| mScheduler->getDisplayStatInfo(&stats); |
| |
| // 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(), |
| presentFenceTime); |
| CompositorTiming compositorTiming; |
| { |
| std::lock_guard<std::mutex> lock(getBE().mCompositorTimingLock); |
| compositorTiming = getBE().mCompositorTiming; |
| } |
| |
| mDrawingState.traverse([&](Layer* layer) { |
| const bool frameLatched = layer->onPostComposition(display, glCompositionDoneFenceTime, |
| presentFenceTime, compositorTiming); |
| if (frameLatched) { |
| recordBufferingStats(layer->getName(), layer->getOccupancyHistory(false)); |
| } |
| }); |
| |
| mTransactionCompletedThread.addPresentFence(mPreviousPresentFences[0]); |
| mTransactionCompletedThread.sendCallbacks(); |
| |
| if (display && display->isPrimary() && display->getPowerMode() == hal::PowerMode::ON && |
| presentFenceTime->isValid()) { |
| mScheduler->addPresentFence(presentFenceTime); |
| } |
| |
| const bool isDisplayConnected = display && getHwComposer().isConnected(*display->getId()); |
| |
| if (!hasSyncFramework) { |
| if (isDisplayConnected && display->isPoweredOn()) { |
| mScheduler->enableHardwareVsync(); |
| } |
| } |
| |
| if (mAnimCompositionPending) { |
| mAnimCompositionPending = false; |
| |
| if (presentFenceTime->isValid()) { |
| mAnimFrameTracker.setActualPresentFence( |
| std::move(presentFenceTime)); |
| } else if (isDisplayConnected) { |
| // The HWC doesn't support present fences, so use the refresh |
| // timestamp instead. |
| const nsecs_t presentTime = getHwComposer().getRefreshTimestamp(*display->getId()); |
| mAnimFrameTracker.setActualPresentTime(presentTime); |
| } |
| mAnimFrameTracker.advanceFrame(); |
| } |
| |
| mTimeStats->incrementTotalFrames(); |
| if (mHadClientComposition) { |
| mTimeStats->incrementClientCompositionFrames(); |
| } |
| |
| if (mReusedClientComposition) { |
| mTimeStats->incrementClientCompositionReusedFrames(); |
| } |
| |
| mTimeStats->setPresentFenceGlobal(presentFenceTime); |
| |
| const size_t sfConnections = mScheduler->getEventThreadConnectionCount(mSfConnectionHandle); |
| const size_t appConnections = mScheduler->getEventThreadConnectionCount(mAppConnectionHandle); |
| mTimeStats->recordDisplayEventConnectionCount(sfConnections + appConnections); |
| |
| if (mLastJankDuration > 0) { |
| ATRACE_NAME("Jank detected"); |
| const int32_t jankyDurationMillis = mLastJankDuration / (1000 * 1000); |
| android::util::stats_write(android::util::DISPLAY_JANK_REPORTED, jankyDurationMillis, |
| mMissedFrameJankCount); |
| mLastJankDuration = -1; |
| } |
| |
| if (isDisplayConnected && !display->isPoweredOn()) { |
| 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()); |
| } |
| } |
| |
| if (mLumaSampling && mRegionSamplingThread) { |
| mRegionSamplingThread->notifyNewContent(); |
| } |
| |
| // 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::getLayerClipBoundsForDisplay(const DisplayDevice& displayDevice) const { |
| return displayDevice.getViewport().toFloatRect(); |
| } |
| |
| void SurfaceFlinger::computeLayerBounds() { |
| for (const auto& pair : ON_MAIN_THREAD(mDisplays)) { |
| const auto& displayDevice = pair.second; |
| const auto display = displayDevice->getCompositionDisplay(); |
| for (const auto& layer : mDrawingState.layersSortedByZ) { |
| // only consider the layers on the given layer stack |
| if (!display->belongsInOutput(layer->getLayerStack(), layer->getPrimaryDisplayOnly())) { |
| continue; |
| } |
| |
| layer->computeBounds(getLayerClipBoundsForDisplay(*displayDevice), ui::Transform(), |
| 0.f /* shadowRadius */); |
| } |
| } |
| } |
| |
| void SurfaceFlinger::postFrame() { |
| const auto display = ON_MAIN_THREAD(getDefaultDisplayDeviceLocked()); |
| if (display && getHwComposer().isConnected(*display->getId())) { |
| uint32_t flipCount = display->getPageFlipCount(); |
| if (flipCount % LOG_FRAME_STATS_PERIOD == 0) { |
| logFrameStats(); |
| } |
| } |
| } |
| |
| void SurfaceFlinger::handleTransaction(uint32_t transactionFlags) |
| { |
| ATRACE_CALL(); |
| |
| // here we keep a copy of the drawing state (that is the state that's |
| // going to be overwritten by handleTransactionLocked()) 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 _l(mStateLock); |
| mDebugInTransaction = systemTime(); |
| |
| // Here we're guaranteed that some transaction flags are set |
| // so we can call handleTransactionLocked() unconditionally. |
| // We call getTransactionFlags(), which will also clear the flags, |
| // with mStateLock held to guarantee that mCurrentState won't change |
| // until the transaction is committed. |
| |
| mVSyncModulator->onTransactionHandled(); |
| transactionFlags = getTransactionFlags(eTransactionMask); |
| handleTransactionLocked(transactionFlags); |
| |
| mDebugInTransaction = 0; |
| invalidateHwcGeometry(); |
| // here the transaction has been committed |
| } |
| |
| void SurfaceFlinger::processDisplayHotplugEventsLocked() { |
| for (const auto& event : mPendingHotplugEvents) { |
| const std::optional<DisplayIdentificationInfo> info = |
| getHwComposer().onHotplug(event.hwcDisplayId, event.connection); |
| |
| if (!info) { |
| continue; |
| } |
| |
| const DisplayId displayId = info->id; |
| const auto it = mPhysicalDisplayTokens.find(displayId); |
| |
| if (event.connection == hal::Connection::CONNECTED) { |
| if (it == mPhysicalDisplayTokens.end()) { |
| ALOGV("Creating display %s", to_string(displayId).c_str()); |
| |
| if (event.hwcDisplayId == getHwComposer().getInternalHwcDisplayId()) { |
| initScheduler(displayId); |
| } |
| |
| DisplayDeviceState state; |
| state.physical = {displayId, getHwComposer().getDisplayConnectionType(displayId), |
| event.hwcDisplayId}; |
| state.isSecure = true; // All physical displays are currently considered secure. |
| state.displayName = info->name; |
| |
| sp<IBinder> token = new BBinder(); |
| mCurrentState.displays.add(token, state); |
| mPhysicalDisplayTokens.emplace(displayId, std::move(token)); |
| |
| mInterceptor->saveDisplayCreation(state); |
| } else { |
| ALOGV("Recreating display %s", to_string(displayId).c_str()); |
| |
| const auto token = it->second; |
| auto& state = mCurrentState.displays.editValueFor(token); |
| state.sequenceId = DisplayDeviceState{}.sequenceId; |
| } |
| } else { |
| ALOGV("Removing display %s", to_string(displayId).c_str()); |
| |
| const ssize_t index = mCurrentState.displays.indexOfKey(it->second); |
| if (index >= 0) { |
| const DisplayDeviceState& state = mCurrentState.displays.valueAt(index); |
| mInterceptor->saveDisplayDeletion(state.sequenceId); |
| mCurrentState.displays.removeItemsAt(index); |
| } |
| mPhysicalDisplayTokens.erase(it); |
| } |
| |
| processDisplayChangesLocked(); |
| } |
| |
| mPendingHotplugEvents.clear(); |
| } |
| |
| void SurfaceFlinger::dispatchDisplayHotplugEvent(PhysicalDisplayId displayId, bool 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) { |
| auto displayId = compositionDisplay->getDisplayId(); |
| DisplayDeviceCreationArgs creationArgs(this, 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; |
| } |
| |
| const bool isInternalDisplay = displayId && displayId == getInternalDisplayIdLocked(); |
| creationArgs.isPrimary = isInternalDisplay; |
| |
| if (useColorManagement && displayId) { |
| std::vector<ColorMode> modes = getHwComposer().getColorModes(*displayId); |
| for (ColorMode colorMode : modes) { |
| if (isWideColorMode(colorMode)) { |
| creationArgs.hasWideColorGamut = true; |
| } |
| |
| std::vector<RenderIntent> renderIntents = |
| getHwComposer().getRenderIntents(*displayId, colorMode); |
| creationArgs.hwcColorModes.emplace(colorMode, renderIntents); |
| } |
| } |
| |
| if (displayId) { |
| getHwComposer().getHdrCapabilities(*displayId, &creationArgs.hdrCapabilities); |
| creationArgs.supportedPerFrameMetadata = |
| getHwComposer().getSupportedPerFrameMetadata(*displayId); |
| } |
| |
| 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 = |
| isInternalDisplay ? internalDisplayOrientation : ui::ROTATION_0; |
| |
| // virtual displays are always considered enabled |
| creationArgs.initialPowerMode = state.isVirtual() ? hal::PowerMode::ON : hal::PowerMode::OFF; |
| |
| sp<DisplayDevice> display = getFactory().createDisplayDevice(creationArgs); |
| |
| if (maxFrameBufferAcquiredBuffers >= 3) { |
| 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()) { |
| LOG_ALWAYS_FATAL_IF(!displayId); |
| auto activeConfigId = HwcConfigIndexType(getHwComposer().getActiveConfigIndex(*displayId)); |
| display->setActiveConfig(activeConfigId); |
| } |
| |
| display->setLayerStack(state.layerStack); |
| display->setProjection(state.orientation, state.viewport, state.frame); |
| display->setDisplayName(state.displayName); |
| |
| return display; |
| } |
| |
| void SurfaceFlinger::processDisplayAdded(const wp<IBinder>& displayToken, |
| const DisplayDeviceState& state) { |
| int width = 0; |
| int height = 0; |
| ui::PixelFormat pixelFormat = static_cast<ui::PixelFormat>(PIXEL_FORMAT_UNKNOWN); |
| if (state.physical) { |
| const auto& activeConfig = |
| getCompositionEngine().getHwComposer().getActiveConfig(state.physical->id); |
| width = activeConfig->getWidth(); |
| height = activeConfig->getHeight(); |
| pixelFormat = static_cast<ui::PixelFormat>(PIXEL_FORMAT_RGBA_8888); |
| } else if (state.surface != nullptr) { |
| int status = state.surface->query(NATIVE_WINDOW_WIDTH, &width); |
| ALOGE_IF(status != NO_ERROR, "Unable to query width (%d)", status); |
| status = state.surface->query(NATIVE_WINDOW_HEIGHT, &height); |
| ALOGE_IF(status != NO_ERROR, "Unable to query height (%d)", status); |
| int intPixelFormat; |
| status = state.surface->query(NATIVE_WINDOW_FORMAT, &intPixelFormat); |
| ALOGE_IF(status != NO_ERROR, "Unable to query format (%d)", status); |
| pixelFormat = static_cast<ui::PixelFormat>(intPixelFormat); |
| } 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.setPhysical({physical->id, physical->type}); |
| } |
| builder.setPixels(ui::Size(width, height)); |
| builder.setPixelFormat(pixelFormat); |
| builder.setIsSecure(state.isSecure); |
| builder.setLayerStackId(state.layerStack); |
| builder.setPowerAdvisor(&mPowerAdvisor); |
| builder.setUseHwcVirtualDisplays(mUseHwcVirtualDisplays); |
| builder.setName(state.displayName); |
| const auto compositionDisplay = getCompositionEngine().createDisplay(builder.build()); |
| |
| sp<compositionengine::DisplaySurface> displaySurface; |
| sp<IGraphicBufferProducer> producer; |
| sp<IGraphicBufferProducer> bqProducer; |
| sp<IGraphicBufferConsumer> bqConsumer; |
| getFactory().createBufferQueue(&bqProducer, &bqConsumer, /*consumerIsSurfaceFlinger =*/false); |
| |
| std::optional<DisplayId> displayId = compositionDisplay->getId(); |
| |
| if (state.isVirtual()) { |
| sp<VirtualDisplaySurface> vds = |
| new VirtualDisplaySurface(getHwComposer(), displayId, state.surface, bqProducer, |
| bqConsumer, state.displayName); |
| |
| displaySurface = vds; |
| producer = vds; |
| } else { |
| ALOGE_IF(state.surface != nullptr, |
| "adding a supported display, but rendering " |
| "surface is provided (%p), ignoring it", |
| state.surface.get()); |
| |
| LOG_ALWAYS_FATAL_IF(!displayId); |
| displaySurface = new FramebufferSurface(getHwComposer(), *displayId, bqConsumer, |
| maxGraphicsWidth, maxGraphicsHeight); |
| producer = bqProducer; |
| } |
| |
| LOG_FATAL_IF(!displaySurface); |
| const auto display = setupNewDisplayDeviceInternal(displayToken, compositionDisplay, state, |
| displaySurface, producer); |
| mDisplays.emplace(displayToken, display); |
| if (!state.isVirtual()) { |
| LOG_FATAL_IF(!displayId); |
| dispatchDisplayHotplugEvent(displayId->value, true); |
| } |
| |
| if (display->isPrimary()) { |
| mScheduler->onPrimaryDisplayAreaChanged(display->getWidth() * display->getHeight()); |
| } |
| } |
| |
| void SurfaceFlinger::processDisplayRemoved(const wp<IBinder>& displayToken) { |
| if (const auto display = getDisplayDeviceLocked(displayToken)) { |
| // Save display ID before disconnecting. |
| const auto displayId = display->getId(); |
| display->disconnect(); |
| |
| if (!display->isVirtual()) { |
| LOG_FATAL_IF(!displayId); |
| dispatchDisplayHotplugEvent(displayId->value, false); |
| } |
| } |
| |
| mDisplays.erase(displayToken); |
| } |
| |
| 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); |
| if (currentBinder != drawingBinder || currentState.sequenceId != drawingState.sequenceId) { |
| // changing the surface is like destroying and recreating the DisplayDevice |
| if (const auto display = getDisplayDeviceLocked(displayToken)) { |
| display->disconnect(); |
| } |
| 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); |
| } |
| return; |
| } |
| |
| if (const auto display = getDisplayDeviceLocked(displayToken)) { |
| if (currentState.layerStack != drawingState.layerStack) { |
| display->setLayerStack(currentState.layerStack); |
| } |
| if ((currentState.orientation != drawingState.orientation) || |
| (currentState.viewport != drawingState.viewport) || |
| (currentState.frame != drawingState.frame)) { |
| display->setProjection(currentState.orientation, currentState.viewport, |
| currentState.frame); |
| } |
| if (currentState.width != drawingState.width || |
| currentState.height != drawingState.height) { |
| display->setDisplaySize(currentState.width, currentState.height); |
| |
| if (display->isPrimary()) { |
| mScheduler->onPrimaryDisplayAreaChanged(currentState.width * currentState.height); |
| } |
| |
| if (mRefreshRateOverlay) { |
| mRefreshRateOverlay->setViewport(display->getSize()); |
| } |
| } |
| } |
| } |
| |
| 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::handleTransactionLocked(uint32_t transactionFlags) |
| { |
| const nsecs_t expectedPresentTime = mExpectedPresentTime.load(); |
| |
| // Notify all layers of available frames |
| mCurrentState.traverse([expectedPresentTime](Layer* layer) { |
| layer->notifyAvailableFrames(expectedPresentTime); |
| }); |
| |
| /* |
| * Traversal of the children |
| * (perform the transaction for each of them if needed) |
| */ |
| |
| if ((transactionFlags & eTraversalNeeded) || mForceTraversal) { |
| mForceTraversal = false; |
| mCurrentState.traverse([&](Layer* layer) { |
| uint32_t trFlags = layer->getTransactionFlags(eTransactionNeeded); |
| if (!trFlags) return; |
| |
| const uint32_t flags = layer->doTransaction(0); |
| if (flags & Layer::eVisibleRegion) |
| mVisibleRegionsDirty = true; |
| |
| if (flags & Layer::eInputInfoChanged) { |
| mInputInfoChanged = true; |
| } |
| }); |
| } |
| |
| /* |
| * Perform display own transactions if needed |
| */ |
| |
| if (transactionFlags & eDisplayTransactionNeeded) { |
| processDisplayChangesLocked(); |
| processDisplayHotplugEventsLocked(); |
| } |
| |
| if (transactionFlags & (eTransformHintUpdateNeeded | eDisplayTransactionNeeded)) { |
| // The transform hint might have changed for some layers |
| // (either because a display has changed, or because a layer |
| // as changed). |
| // |
| // Walk through all the layers in currentLayers, |
| // and update their transform hint. |
| // |
| // If a layer is visible only on a single display, then that |
| // display is used to calculate the hint, otherwise we use the |
| // default display. |
| // |
| // 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; |
| uint32_t currentlayerStack = 0; |
| bool first = true; |
| 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). |
| uint32_t layerStack = layer->getLayerStack(); |
| if (first || currentlayerStack != layerStack) { |
| currentlayerStack = layerStack; |
| // figure out if this layerstack is mirrored |
| // (more than one display) if so, pick the default display, |
| // if not, pick the only display it's on. |
| hintDisplay = nullptr; |
| for (const auto& [token, display] : mDisplays) { |
| if (display->getCompositionDisplay() |
| ->belongsInOutput(layer->getLayerStack(), |
| layer->getPrimaryDisplayOnly())) { |
| if (hintDisplay) { |
| hintDisplay = nullptr; |
| break; |
| } else { |
| 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(); |
| } |
| |
| // could be null if there is no display available at all to get |
| // the transform hint from. |
| if (hintDisplay) { |
| layer->updateTransformHint(hintDisplay->getTransformHint()); |
| } |
| |
| first = false; |
| }); |
| } |
| |
| /* |
| * Perform our own transaction if needed |
| */ |
| |
| 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); |
| } |
| }); |
| } |
| |
| commitInputWindowCommands(); |
| commitTransaction(); |
| } |
| |
| void SurfaceFlinger::updateInputFlinger() { |
| ATRACE_CALL(); |
| if (!mInputFlinger) { |
| return; |
| } |
| |
| if (mVisibleRegionsDirty || mInputInfoChanged) { |
| mInputInfoChanged = false; |
| updateInputWindowInfo(); |
| } else if (mInputWindowCommands.syncInputWindows) { |
| // If the caller requested to sync input windows, but there are no |
| // changes to input windows, notify immediately. |
| setInputWindowsFinished(); |
| } |
| |
| mInputWindowCommands.clear(); |
| } |
| |
| void SurfaceFlinger::updateInputWindowInfo() { |
| std::vector<InputWindowInfo> inputHandles; |
| |
| mDrawingState.traverseInReverseZOrder([&](Layer* layer) { |
| if (layer->needsInputInfo()) { |
| // When calculating the screen bounds we ignore the transparent region since it may |
| // result in an unwanted offset. |
| inputHandles.push_back(layer->fillInputInfo()); |
| } |
| }); |
| |
| mInputFlinger->setInputWindows(inputHandles, |
| mInputWindowCommands.syncInputWindows ? mSetInputWindowsListener |
| : nullptr); |
| } |
| |
| void SurfaceFlinger::commitInputWindowCommands() { |
| mInputWindowCommands.merge(mPendingInputWindowCommands); |
| mPendingInputWindowCommands.clear(); |
| } |
| |
| void SurfaceFlinger::updateCursorAsync() { |
| compositionengine::CompositionRefreshArgs refreshArgs; |
| for (const auto& [_, display] : ON_MAIN_THREAD(mDisplays)) { |
| if (display->getId()) { |
| refreshArgs.outputs.push_back(display->getCompositionDisplay()); |
| } |
| } |
| |
| mCompositionEngine->updateCursorAsync(refreshArgs); |
| } |
| |
| void SurfaceFlinger::changeRefreshRate(const RefreshRate& refreshRate, |
| Scheduler::ConfigEvent 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 |
| // Sheduler::chooseRefreshRateForContent |
| |
| ConditionalLock lock(mStateLock, std::this_thread::get_id() != mMainThreadId); |
| changeRefreshRateLocked(refreshRate, event); |
| } |
| |
| void SurfaceFlinger::initScheduler(DisplayId primaryDisplayId) { |
| if (mScheduler) { |
| // In practice it's not allowed to hotplug in/out the primary display once it's been |
| // connected during startup, but some tests do it, so just warn and return. |
| ALOGW("Can't re-init scheduler"); |
| return; |
| } |
| |
| auto currentConfig = HwcConfigIndexType(getHwComposer().getActiveConfigIndex(primaryDisplayId)); |
| mRefreshRateConfigs = |
| std::make_unique<scheduler::RefreshRateConfigs>(getHwComposer().getConfigs( |
| primaryDisplayId), |
| currentConfig); |
| mRefreshRateStats = |
| std::make_unique<scheduler::RefreshRateStats>(*mRefreshRateConfigs, *mTimeStats, |
| currentConfig, hal::PowerMode::OFF); |
| mRefreshRateStats->setConfigMode(currentConfig); |
| |
| mPhaseConfiguration = getFactory().createPhaseConfiguration(*mRefreshRateConfigs); |
| |
| // start the EventThread |
| mScheduler = |
| getFactory().createScheduler([this](bool enabled) { setPrimaryVsyncEnabled(enabled); }, |
| *mRefreshRateConfigs, *this); |
| mAppConnectionHandle = |
| mScheduler->createConnection("app", mPhaseConfiguration->getCurrentOffsets().late.app, |
| impl::EventThread::InterceptVSyncsCallback()); |
| mSfConnectionHandle = |
| mScheduler->createConnection("sf", mPhaseConfiguration->getCurrentOffsets().late.sf, |
| [this](nsecs_t timestamp) { |
| mInterceptor->saveVSyncEvent(timestamp); |
| }); |
| |
| mEventQueue->setEventConnection(mScheduler->getEventConnection(mSfConnectionHandle)); |
| mVSyncModulator.emplace(*mScheduler, mAppConnectionHandle, mSfConnectionHandle, |
| mPhaseConfiguration->getCurrentOffsets()); |
| |
| mRegionSamplingThread = |
| new RegionSamplingThread(*this, *mScheduler, |
| RegionSamplingThread::EnvironmentTimingTunables()); |
| // Dispatch a config 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. |
| const nsecs_t vsyncPeriod = |
| mRefreshRateConfigs->getRefreshRateFromConfigId(currentConfig).getVsyncPeriod(); |
| mScheduler->onPrimaryDisplayConfigChanged(mAppConnectionHandle, primaryDisplayId.value, |
| currentConfig, vsyncPeriod); |
| } |
| |
| void SurfaceFlinger::commitTransaction() |
| { |
| commitTransactionLocked(); |
| mTransactionPending = false; |
| mAnimTransactionPending = false; |
| mTransactionCV.broadcast(); |
| } |
| |
| void SurfaceFlinger::commitTransactionLocked() { |
| if (!mLayersPendingRemoval.isEmpty()) { |
| // Notify removed layers now that they can't be drawn from |
| for (const auto& l : mLayersPendingRemoval) { |
| recordBufferingStats(l->getName(), l->getOccupancyHistory(true)); |
| |
| // Ensure any buffers set to display on any children are released. |
| if (l->isRemovedFromCurrentState()) { |
| l->latchAndReleaseBuffer(); |
| } |
| |
| // 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; |
| |
| mDrawingState.traverse([&](Layer* layer) { |
| layer->commitChildList(); |
| |
| // If the layer can be reached when traversing mDrawingState, then the layer is no |
| // longer offscreen. Remove the layer from the offscreenLayer set. |
| if (mOffscreenLayers.count(layer)) { |
| mOffscreenLayers.erase(layer); |
| } |
| }); |
| |
| commitOffscreenLayers(); |
| mDrawingState.traverse([&](Layer* layer) { layer->updateMirrorInfo(); }); |
| } |
| |
| void SurfaceFlinger::commitOffscreenLayers() { |
| for (Layer* offscreenLayer : mOffscreenLayers) { |
| offscreenLayer->traverse(LayerVector::StateSet::Drawing, [](Layer* layer) { |
| uint32_t trFlags = layer->getTransactionFlags(eTransactionNeeded); |
| if (!trFlags) return; |
| |
| layer->doTransaction(0); |
| layer->commitChildList(); |
| }); |
| } |
| } |
| |
| void SurfaceFlinger::invalidateLayerStack(const sp<const Layer>& layer, const Region& dirty) { |
| for (const auto& [token, displayDevice] : ON_MAIN_THREAD(mDisplays)) { |
| auto display = displayDevice->getCompositionDisplay(); |
| if (display->belongsInOutput(layer->getLayerStack(), layer->getPrimaryDisplayOnly())) { |
| display->editState().dirtyRegion.orSelf(dirty); |
| } |
| } |
| } |
| |
| bool SurfaceFlinger::handlePageFlip() |
| { |
| ATRACE_CALL(); |
| ALOGV("handlePageFlip"); |
| |
| 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->hasReadyFrame()) { |
| frameQueued = true; |
| if (layer->shouldPresentNow(expectedPresentTime)) { |
| mLayersWithQueuedFrames.push_back(layer); |
| } else { |
| ATRACE_NAME("!layer->shouldPresentNow()"); |
| layer->useEmptyDamage(); |
| } |
| } else { |
| layer->useEmptyDamage(); |
| } |
| }); |
| |
| // 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 (auto& layer : mLayersWithQueuedFrames) { |
| if (layer->latchBuffer(visibleRegions, latchTime, expectedPresentTime)) { |
| mLayersPendingRefresh.push_back(layer); |
| } |
| layer->useSurfaceDamage(); |
| if (layer->isBufferLatched()) { |
| newDataLatched = true; |
| } |
| } |
| } |
| |
| 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)) { |
| signalLayerUpdate(); |
| } |
| |
| // enter boot animation on first buffer latch |
| if (CC_UNLIKELY(mBootStage == BootStage::BOOTLOADER && newDataLatched)) { |
| ALOGI("Enter boot animation"); |
| mBootStage = BootStage::BOOTANIMATION; |
| } |
| |
| mDrawingState.traverse([&](Layer* layer) { layer->updateCloneBufferInfo(); }); |
| |
| // Only continue with the refresh if there is actually new work to do |
| return !mLayersWithQueuedFrames.empty() && newDataLatched; |
| } |
| |
| void SurfaceFlinger::invalidateHwcGeometry() |
| { |
| mGeometryInvalid = true; |
| } |
| |
| status_t SurfaceFlinger::addClientLayer(const sp<Client>& client, const sp<IBinder>& handle, |
| const sp<IGraphicBufferProducer>& gbc, const sp<Layer>& lbc, |
| const sp<IBinder>& parentHandle, |
| const sp<Layer>& parentLayer, bool addToCurrentState, |
| uint32_t* outTransformHint) { |
| // add this layer to the current state list |
| { |
| Mutex::Autolock _l(mStateLock); |
| sp<Layer> parent; |
| if (parentHandle != nullptr) { |
| parent = fromHandleLocked(parentHandle).promote(); |
| if (parent == nullptr) { |
| return NAME_NOT_FOUND; |
| } |
| } else { |
| parent = parentLayer; |
| } |
| |
| if (mNumLayers >= ISurfaceComposer::MAX_LAYERS) { |
| ALOGE("AddClientLayer failed, mNumLayers (%zu) >= MAX_LAYERS (%zu)", mNumLayers.load(), |
| ISurfaceComposer::MAX_LAYERS); |
| return NO_MEMORY; |
| } |
| |
| mLayersByLocalBinderToken.emplace(handle->localBinder(), lbc); |
| |
| if (parent == nullptr && addToCurrentState) { |
| mCurrentState.layersSortedByZ.add(lbc); |
| } else if (parent == nullptr) { |
| lbc->onRemovedFromCurrentState(); |
| } else if (parent->isRemovedFromCurrentState()) { |
| parent->addChild(lbc); |
| lbc->onRemovedFromCurrentState(); |
| } else { |
| parent->addChild(lbc); |
| } |
| |
| if (gbc != nullptr) { |
| mGraphicBufferProducerList.insert(IInterface::asBinder(gbc).get()); |
| LOG_ALWAYS_FATAL_IF(mGraphicBufferProducerList.size() > |
| mMaxGraphicBufferProducerListSize, |
| "Suspected IGBP leak: %zu IGBPs (%zu max), %zu Layers", |
| mGraphicBufferProducerList.size(), |
| mMaxGraphicBufferProducerListSize, mNumLayers.load()); |
| } |
| |
| if (const auto display = getDefaultDisplayDeviceLocked()) { |
| lbc->updateTransformHint(display->getTransformHint()); |
| } |
| if (outTransformHint) { |
| *outTransformHint = lbc->getTransformHint(); |
| } |
| |
| mLayersAdded = true; |
| } |
| |
| // attach this layer to the client |
| client->attachLayer(handle, lbc); |
| |
| return NO_ERROR; |
| } |
| |
| void SurfaceFlinger::removeGraphicBufferProducerAsync(const wp<IBinder>& binder) { |
| static_cast<void>(schedule([=] { |
| Mutex::Autolock lock(mStateLock); |
| mGraphicBufferProducerList.erase(binder); |
| })); |
| } |
| |
| uint32_t SurfaceFlinger::peekTransactionFlags() { |
| return mTransactionFlags; |
| } |
| |
| uint32_t SurfaceFlinger::getTransactionFlags(uint32_t flags) { |
| return mTransactionFlags.fetch_and(~flags) & flags; |
| } |
| |
| uint32_t SurfaceFlinger::setTransactionFlags(uint32_t flags) { |
| return setTransactionFlags(flags, Scheduler::TransactionStart::Normal); |
| } |
| |
| uint32_t SurfaceFlinger::setTransactionFlags(uint32_t flags, |
| Scheduler::TransactionStart transactionStart) { |
| uint32_t old = mTransactionFlags.fetch_or(flags); |
| mVSyncModulator->setTransactionStart(transactionStart); |
| if ((old & flags)==0) { // wake the server up |
| signalTransaction(); |
| } |
| return old; |
| } |
| |
| void SurfaceFlinger::setTraversalNeeded() { |
| mForceTraversal = true; |
| } |
| |
| bool SurfaceFlinger::flushTransactionQueues() { |
| // 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<const TransactionState> transactions; |
| bool flushedATransaction = false; |
| { |
| Mutex::Autolock _l(mStateLock); |
| |
| auto it = mTransactionQueues.begin(); |
| while (it != mTransactionQueues.end()) { |
| auto& [applyToken, transactionQueue] = *it; |
| |
| while (!transactionQueue.empty()) { |
| const auto& transaction = transactionQueue.front(); |
| if (!transactionIsReadyToBeApplied(transaction.desiredPresentTime, |
| transaction.states)) { |
| setTransactionFlags(eTransactionFlushNeeded); |
| break; |
| } |
| transactions.push_back(transaction); |
| applyTransactionState(transaction.states, transaction.displays, transaction.flags, |
| mPendingInputWindowCommands, transaction.desiredPresentTime, |
| transaction.buffer, transaction.postTime, |
| transaction.privileged, transaction.hasListenerCallbacks, |
| transaction.listenerCallbacks, /*isMainThread*/ true); |
| transactionQueue.pop(); |
| flushedATransaction = true; |
| } |
| |
| if (transactionQueue.empty()) { |
| it = mTransactionQueues.erase(it); |
| mTransactionCV.broadcast(); |
| } else { |
| it = std::next(it, 1); |
| } |
| } |
| } |
| return flushedATransaction; |
| } |
| |
| bool SurfaceFlinger::transactionFlushNeeded() { |
| return !mTransactionQueues.empty(); |
| } |
| |
| |
| bool SurfaceFlinger::transactionIsReadyToBeApplied(int64_t desiredPresentTime, |
| const Vector<ComposerState>& states) { |
| |
| 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 (desiredPresentTime >= 0 && desiredPresentTime >= expectedPresentTime && |
| desiredPresentTime < expectedPresentTime + s2ns(1)) { |
| return false; |
| } |
| |
| for (const ComposerState& state : states) { |
| const layer_state_t& s = state.state; |
| if (!(s.what & layer_state_t::eAcquireFenceChanged)) { |
| continue; |
| } |
| if (s.acquireFence && s.acquireFence->getStatus() == Fence::Status::Unsignaled) { |
| return false; |
| } |
| } |
| return true; |
| } |
| |
| void SurfaceFlinger::setTransactionState( |
| const Vector<ComposerState>& states, const Vector<DisplayState>& displays, uint32_t flags, |
| const sp<IBinder>& applyToken, const InputWindowCommands& inputWindowCommands, |
| int64_t desiredPresentTime, const client_cache_t& uncacheBuffer, bool hasListenerCallbacks, |
| const std::vector<ListenerCallbacks>& listenerCallbacks) { |
| ATRACE_CALL(); |
| |
| const int64_t postTime = systemTime(); |
| |
| bool privileged = callingThreadHasUnscopedSurfaceFlingerAccess(); |
| |
| Mutex::Autolock _l(mStateLock); |
| |
| // If its TransactionQueue already has a pending TransactionState or if it is pending |
| auto itr = mTransactionQueues.find(applyToken); |
| // if this is an animation frame, wait until prior animation frame has |
| // been applied by SF |
| if (flags & eAnimation) { |
| while (itr != mTransactionQueues.end()) { |
| status_t err = mTransactionCV.waitRelative(mStateLock, s2ns(5)); |
| if (CC_UNLIKELY(err != NO_ERROR)) { |
| ALOGW_IF(err == TIMED_OUT, |
| "setTransactionState timed out " |
| "waiting for animation frame to apply"); |
| break; |
| } |
| itr = mTransactionQueues.find(applyToken); |
| } |
| } |
| |
| const bool pendingTransactions = itr != mTransactionQueues.end(); |
| // Expected present time is computed and cached on invalidate, so it may be stale. |
| if (!pendingTransactions) { |
| mExpectedPresentTime = calculateExpectedPresentTime(systemTime()); |
| } |
| |
| if (pendingTransactions || !transactionIsReadyToBeApplied(desiredPresentTime, states)) { |
| mTransactionQueues[applyToken].emplace(states, displays, flags, desiredPresentTime, |
| uncacheBuffer, postTime, privileged, |
| hasListenerCallbacks, listenerCallbacks); |
| setTransactionFlags(eTransactionFlushNeeded); |
| return; |
| } |
| |
| applyTransactionState(states, displays, flags, inputWindowCommands, desiredPresentTime, |
| uncacheBuffer, postTime, privileged, hasListenerCallbacks, |
| listenerCallbacks); |
| } |
| |
| void SurfaceFlinger::applyTransactionState( |
| const Vector<ComposerState>& states, const Vector<DisplayState>& displays, uint32_t flags, |
| const InputWindowCommands& inputWindowCommands, const int64_t desiredPresentTime, |
| const client_cache_t& uncacheBuffer, const int64_t postTime, bool privileged, |
| bool hasListenerCallbacks, const std::vector<ListenerCallbacks>& listenerCallbacks, |
| bool isMainThread) { |
| uint32_t transactionFlags = 0; |
| |
| if (flags & eAnimation) { |
| // For window updates that are part of an animation we must wait for |
| // previous animation "frames" to be handled. |
| while (!isMainThread && mAnimTransactionPending) { |
| status_t err = mTransactionCV.waitRelative(mStateLock, s2ns(5)); |
| if (CC_UNLIKELY(err != NO_ERROR)) { |
| // just in case something goes wrong in SF, return to the |
| // caller after a few seconds. |
| ALOGW_IF(err == TIMED_OUT, "setTransactionState timed out " |
| "waiting for previous animation frame"); |
| mAnimTransactionPending = false; |
| break; |
| } |
| } |
| } |
| |
| for (const DisplayState& display : displays) { |
| 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) { |
| mTransactionCompletedThread.startRegistration(listener); |
| mTransactionCompletedThread.endRegistration(listener); |
| } |
| |
| std::unordered_set<ListenerCallbacks, ListenerCallbacksHash> listenerCallbacksWithSurfaces; |
| uint32_t clientStateFlags = 0; |
| for (const ComposerState& state : states) { |
| clientStateFlags |= setClientStateLocked(state, desiredPresentTime, postTime, privileged, |
| listenerCallbacksWithSurfaces); |
| if ((flags & eAnimation) && state.state.surface) { |
| if (const auto layer = fromHandleLocked(state.state.surface).promote(); layer) { |
| mScheduler->recordLayerHistory(layer.get(), desiredPresentTime, |
| LayerHistory::LayerUpdateType::AnimationTX); |
| } |
| } |
| } |
| |
| for (const auto& listenerCallback : listenerCallbacksWithSurfaces) { |
| mTransactionCompletedThread.endRegistration(listenerCallback); |
| } |
| |
| // If the state doesn't require a traversal and there are callbacks, send them now |
| if (!(clientStateFlags & eTraversalNeeded) && hasListenerCallbacks) { |
| mTransactionCompletedThread.sendCallbacks(); |
| } |
| transactionFlags |= clientStateFlags; |
| |
| transactionFlags |= addInputWindowCommands(inputWindowCommands); |
| |
| if (uncacheBuffer.isValid()) { |
| ClientCache::getInstance().erase(uncacheBuffer); |
| getRenderEngine().unbindExternalTextureBuffer(uncacheBuffer.id); |
| } |
| |
| // 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; |
| } |
| |
| // If 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 uneeded traversal. |
| if (isMainThread && (transactionFlags & eTraversalNeeded)) { |
| transactionFlags = transactionFlags & (~eTraversalNeeded); |
| mForceTraversal = true; |
| } |
| |
| const auto transactionStart = [](uint32_t flags) { |
| if (flags & eEarlyWakeup) { |
| return Scheduler::TransactionStart::Early; |
| } |
| if (flags & eExplicitEarlyWakeupEnd) { |
| return Scheduler::TransactionStart::EarlyEnd; |
| } |
| if (flags & eExplicitEarlyWakeupStart) { |
| return Scheduler::TransactionStart::EarlyStart; |
| } |
| return Scheduler::TransactionStart::Normal; |
| }(flags); |
| |
| if (transactionFlags) { |
| if (mInterceptor->isEnabled()) { |
| mInterceptor->saveTransaction(states, mCurrentState.displays, displays, flags); |
| } |
| |
| // TODO(b/159125966): Remove eEarlyWakeup completly as no client should use this flag |
| if (flags & eEarlyWakeup) { |
| ALOGW("eEarlyWakeup is deprecated. Use eExplicitEarlyWakeup[Start|End]"); |
| } |
| |
| if (!privileged && (flags & (eExplicitEarlyWakeupStart | eExplicitEarlyWakeupEnd))) { |
| ALOGE("Only WindowManager is allowed to use eExplicitEarlyWakeup[Start|End] flags"); |
| flags &= ~(eExplicitEarlyWakeupStart | eExplicitEarlyWakeupEnd); |
| } |
| |
| // this triggers the transaction |
| setTransactionFlags(transactionFlags, transactionStart); |
| |
| if (flags & eAnimation) { |
| mAnimTransactionPending = true; |
| } |
| |
| // if this is a synchronous transaction, wait for it to take effect |
| // before returning. |
| const bool synchronous = flags & eSynchronous; |
| const bool syncInput = inputWindowCommands.syncInputWindows; |
| if (!synchronous && !syncInput) { |
| return; |
| } |
| |
| if (synchronous) { |
| mTransactionPending = true; |
| } |
| if (syncInput) { |
| mPendingSyncInputWindows = true; |
| } |
| |
| |
| // applyTransactionState can be called by either the main SF thread or by |
| // another process through setTransactionState. While a given process may wish |
| // to wait on synchronous transactions, the main SF thread should never |
| // be blocked. Therefore, we only wait if isMainThread is false. |
| while (!isMainThread && (mTransactionPending || mPendingSyncInputWindows)) { |
| status_t err = mTransactionCV.waitRelative(mStateLock, s2ns(5)); |
| if (CC_UNLIKELY(err != NO_ERROR)) { |
| // just in case something goes wrong in SF, return to the |
| // called after a few seconds. |
| ALOGW_IF(err == TIMED_OUT, "setTransactionState timed out!"); |
| mTransactionPending = false; |
| mPendingSyncInputWindows = false; |
| break; |
| } |
| } |
| } else { |
| // even if a transaction is not needed, we need to update VsyncModulator |
| // about explicit early indications |
| if (transactionStart == Scheduler::TransactionStart::EarlyStart || |
| transactionStart == Scheduler::TransactionStart::EarlyEnd) { |
| mVSyncModulator->setTransactionStart(transactionStart); |
| } |
| } |
| } |
| |
| 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::eDisplayProjectionChanged) { |
| if (state.orientation != s.orientation) { |
| state.orientation = s.orientation; |
| flags |= eDisplayTransactionNeeded; |
| } |
| if (state.frame != s.frame) { |
| state.frame = s.frame; |
| flags |= eDisplayTransactionNeeded; |
| } |
| if (state.viewport != s.viewport) { |
| state.viewport = s.viewport; |
| 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 ComposerState& composerState, int64_t desiredPresentTime, int64_t postTime, |
| bool privileged, |
| std::unordered_set<ListenerCallbacks, ListenerCallbacksHash>& listenerCallbacks) { |
| const layer_state_t& s = composerState.state; |
| |
| for (auto& listener : s.listeners) { |
| // note that startRegistration will not re-register if the listener has |
| // already be registered for a prior surface control |
| mTransactionCompletedThread.startRegistration(listener); |
| listenerCallbacks.insert(listener); |
| } |
| |
| sp<Layer> layer = nullptr; |
| if (s.surface) { |
| layer = fromHandleLocked(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) { |
| mTransactionCompletedThread.registerUnpresentedCallbackHandle( |
| new CallbackHandle(listener, callbackIds, s.surface)); |
| } |
| return 0; |
| } |
| |
| uint32_t flags = 0; |
| |
| const uint64_t what = s.what; |
| |
| // If we are deferring transaction, make sure to push the pending state, as otherwise the |
| // pending state will also be deferred. |
| if (what & layer_state_t::eDeferTransaction_legacy) { |
| layer->pushPendingState(); |
| } |
| |
| // 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(); |
| if (p == nullptr) { |
| ssize_t idx = mCurrentState.layersSortedByZ.indexOf(layer); |
| if (layer->setRelativeLayer(s.relativeLayerHandle, 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, s.relativeLayerHandle, 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) { |
| // TODO: b/109894387 |
| // |
| // SurfaceFlinger's renderer is not prepared to handle cropping in the face of arbitrary |
| // rotation. To see the problem observe that if we have a square parent, and a child |
| // of the same size, then we rotate the child 45 degrees around it's center, the child |
| // must now be cropped to a non rectangular 8 sided region. |
| // |
| // Of course we can fix this in the future. For now, we are lucky, SurfaceControl is |
| // private API, and the WindowManager only uses rotation in one case, which is on a top |
| // level layer in which cropping is not an issue. |
| // |
| // However given that abuse of rotation matrices could lead to surfaces extending outside |
| // of cropped areas, we need to prevent non-root clients without permission ACCESS_SURFACE_FLINGER |
| // (a.k.a. everyone except WindowManager and tests) from setting non rectangle preserving |
| // transformations. |
| if (layer->setMatrix(s.matrix, privileged)) |
| 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::eCropChanged_legacy) { |
| if (layer->setCrop_legacy(s.crop_legacy)) flags |= eTraversalNeeded; |
| } |
| if (what & layer_state_t::eCornerRadiusChanged) { |
| if (layer->setCornerRadius(s.cornerRadius)) |
| flags |= eTraversalNeeded; |
| } |
| if (what & layer_state_t::eBackgroundBlurRadiusChanged && !mDisableBlurs && mSupportsBlur) { |
| if (layer->setBackgroundBlurRadius(s.backgroundBlurRadius)) 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::eDeferTransaction_legacy) { |
| if (s.barrierHandle_legacy != nullptr) { |
| layer->deferTransactionUntil_legacy(s.barrierHandle_legacy, s.frameNumber_legacy); |
| } else if (s.barrierGbp_legacy != nullptr) { |
| const sp<IGraphicBufferProducer>& gbp = s.barrierGbp_legacy; |
| if (authenticateSurfaceTextureLocked(gbp)) { |
| const auto& otherLayer = |
| (static_cast<MonitoredProducer*>(gbp.get()))->getLayer(); |
| layer->deferTransactionUntil_legacy(otherLayer, s.frameNumber_legacy); |
| } else { |
| ALOGE("Attempt to defer transaction to to an" |
| " unrecognized GraphicBufferProducer"); |
| } |
| } |
| // We don't trigger a traversal here because if no other state is |
| // changed, we don't want this to cause any more work |
| } |
| if (what & layer_state_t::eReparentChildren) { |
| if (layer->reparentChildren(s.reparentHandle)) { |
| flags |= eTransactionNeeded|eTraversalNeeded; |
| } |
| } |
| if (what & layer_state_t::eDetachChildren) { |
| layer->detachChildren(); |
| } |
| if (what & layer_state_t::eOverrideScalingModeChanged) { |
| layer->setOverrideScalingMode(s.overrideScalingMode); |
| // We don't trigger a traversal here because if no other state is |
| // changed, we don't want this to cause any more work |
| } |
| 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::eFrameChanged) { |
| if (layer->setFrame(s.frame)) flags |= eTraversalNeeded; |
| } |
| if (what & layer_state_t::eAcquireFenceChanged) { |
| if (layer->setAcquireFence(s.acquireFence)) 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) { |
| if (privileged) { |
| layer->setInputInfo(s.inputInfo); |
| flags |= eTraversalNeeded; |
| } else { |
| ALOGE("Attempt to update InputWindowInfo without permission ACCESS_SURFACE_FLINGER"); |
| } |
| } |
| if (what & layer_state_t::eMetadataChanged) { |
| 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 (privileged && layer->setFrameRateSelectionPriority(s.frameRateSelectionPriority)) { |
| flags |= eTraversalNeeded; |
| } |
| } |
| if (what & layer_state_t::eFrameRateChanged) { |
| if (ValidateFrameRate(s.frameRate, s.frameRateCompatibility, |
| "SurfaceFlinger::setClientStateLocked") && |
| layer->setFrameRate(Layer::FrameRate(s.frameRate, |
| Layer::FrameRate::convertCompatibility( |
| s.frameRateCompatibility)))) { |
| flags |= eTraversalNeeded; |
| } |
| } |
| if (what & layer_state_t::eFixedTransformHintChanged) { |
| if (layer->setFixedTransformHint(s.fixedTransformHint)) { |
| flags |= eTraversalNeeded | eTransformHintUpdateNeeded; |
| } |
| } |
| // 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(); |
| if (layer->reparent(s.parentHandleForChild)) { |
| if (!hadParent) { |
| mCurrentState.layersSortedByZ.remove(layer); |
| } |
| flags |= eTransactionNeeded | eTraversalNeeded; |
| } |
| } |
| std::vector<sp<CallbackHandle>> callbackHandles; |
| if ((what & layer_state_t::eHasListenerCallbacksChanged) && (!s.listeners.empty())) { |
| for (auto& [listener, callbackIds] : s.listeners) { |
| callbackHandles.emplace_back(new CallbackHandle(listener, callbackIds, s.surface)); |
| } |
| } |
| bool bufferChanged = what & layer_state_t::eBufferChanged; |
| bool cacheIdChanged = what & layer_state_t::eCachedBufferChanged; |
| sp<GraphicBuffer> buffer; |
| if (bufferChanged && cacheIdChanged && s.buffer != nullptr) { |
| buffer = s.buffer; |
| bool success = ClientCache::getInstance().add(s.cachedBuffer, s.buffer); |
| if (success) { |
| getRenderEngine().cacheExternalTextureBuffer(s.buffer); |
| success = ClientCache::getInstance() |
| .registerErasedRecipient(s.cachedBuffer, |
| wp<ClientCache::ErasedRecipient>(this)); |
| if (!success) { |
| getRenderEngine().unbindExternalTextureBuffer(s.buffer->getId()); |
| } |
| } |
| } else if (cacheIdChanged) { |
| buffer = ClientCache::getInstance().get(s.cachedBuffer); |
| } else if (bufferChanged) { |
| buffer = s.buffer; |
| } |
| if (buffer) { |
| if (layer->setBuffer(buffer, s.acquireFence, postTime, desiredPresentTime, |
| s.cachedBuffer)) { |
| flags |= eTraversalNeeded; |
| } |
| } |
| 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) { |
| uint32_t flags = 0; |
| if (inputWindowCommands.syncInputWindows) { |
| flags |= eTraversalNeeded; |
| } |
| |
| mPendingInputWindowCommands.merge(inputWindowCommands); |
| return flags; |
| } |
| |
| status_t SurfaceFlinger::mirrorLayer(const sp<Client>& client, const sp<IBinder>& mirrorFromHandle, |
| sp<IBinder>* outHandle) { |
| if (!mirrorFromHandle) { |
| return NAME_NOT_FOUND; |
| } |
| |
| sp<Layer> mirrorLayer; |
| sp<Layer> mirrorFrom; |
| std::string uniqueName = getUniqueLayerName("MirrorRoot"); |
| |
| { |
| Mutex::Autolock _l(mStateLock); |
| mirrorFrom = fromHandleLocked(mirrorFromHandle).promote(); |
| if (!mirrorFrom) { |
| return NAME_NOT_FOUND; |
| } |
| |
| status_t result = createContainerLayer(client, std::move(uniqueName), -1, -1, 0, |
| LayerMetadata(), outHandle, &mirrorLayer); |
| if (result != NO_ERROR) { |
| return result; |
| } |
| |
| mirrorLayer->mClonedChild = mirrorFrom->createClone(); |
| } |
| |
| return addClientLayer(client, *outHandle, nullptr, mirrorLayer, nullptr, nullptr, false, |
| nullptr /* outTransformHint */); |
| } |
| |
| status_t SurfaceFlinger::createLayer(const String8& name, const sp<Client>& client, uint32_t w, |
| uint32_t h, PixelFormat format, uint32_t flags, |
| LayerMetadata metadata, sp<IBinder>* handle, |
| sp<IGraphicBufferProducer>* gbp, |
| const sp<IBinder>& parentHandle, const sp<Layer>& parentLayer, |
| uint32_t* outTransformHint) { |
| if (int32_t(w|h) < 0) { |
| ALOGE("createLayer() failed, w or h is negative (w=%d, h=%d)", |
| int(w), int(h)); |
| return BAD_VALUE; |
| } |
| |
| 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; |
| |
| std::string uniqueName = getUniqueLayerName(name.string()); |
| |
| bool primaryDisplayOnly = false; |
| |
| // window type is WINDOW_TYPE_DONT_SCREENSHOT from SurfaceControl.java |
| // TODO b/64227542 |
| if (metadata.has(METADATA_WINDOW_TYPE)) { |
| int32_t windowType = metadata.getInt32(METADATA_WINDOW_TYPE, 0); |
| if (windowType == 441731) { |
| metadata.setInt32(METADATA_WINDOW_TYPE, InputWindowInfo::TYPE_NAVIGATION_BAR_PANEL); |
| primaryDisplayOnly = true; |
| } |
| } |
| |
| switch (flags & ISurfaceComposerClient::eFXSurfaceMask) { |
| case ISurfaceComposerClient::eFXSurfaceBufferQueue: |
| result = createBufferQueueLayer(client, std::move(uniqueName), w, h, flags, |
| std::move(metadata), format, handle, gbp, &layer); |
| |
| break; |
| case ISurfaceComposerClient::eFXSurfaceBufferState: |
| result = createBufferStateLayer(client, std::move(uniqueName), w, h, flags, |
| std::move(metadata), handle, &layer); |
| break; |
| case ISurfaceComposerClient::eFXSurfaceEffect: |
| // check if buffer size is set for color layer. |
| if (w > 0 || h > 0) { |
| ALOGE("createLayer() failed, w or h cannot be set for color layer (w=%d, h=%d)", |
| int(w), int(h)); |
| return BAD_VALUE; |
| } |
| |
| result = createEffectLayer(client, std::move(uniqueName), w, h, flags, |
| std::move(metadata), handle, &layer); |
| break; |
| case ISurfaceComposerClient::eFXSurfaceContainer: |
| // check if buffer size is set for container layer. |
| if (w > 0 || h > 0) { |
| ALOGE("createLayer() failed, w or h cannot be set for container layer (w=%d, h=%d)", |
| int(w), int(h)); |
| return BAD_VALUE; |
| } |
| result = createContainerLayer(client, std::move(uniqueName), w, h, flags, |
| std::move(metadata), handle, &layer); |
| break; |
| default: |
| result = BAD_VALUE; |
| break; |
| } |
| |
| if (result != NO_ERROR) { |
| return result; |
| } |
| |
| if (primaryDisplayOnly) { |
| layer->setPrimaryDisplayOnly(); |
| } |
| |
| bool addToCurrentState = callingThreadHasUnscopedSurfaceFlingerAccess(); |
| result = addClientLayer(client, *handle, *gbp, layer, parentHandle, parentLayer, |
| addToCurrentState, outTransformHint); |
| if (result != NO_ERROR) { |
| return result; |
| } |
| mInterceptor->saveSurfaceCreation(layer); |
| |
| setTransactionFlags(eTransactionNeeded); |
| return result; |
| } |
| |
| std::string SurfaceFlinger::getUniqueLayerName(const char* name) { |
| unsigned dupeCounter = 0; |
| |
| // Tack on our counter whether there is a hit or not, so everyone gets a tag |
| std::string uniqueName = base::StringPrintf("%s#%u", name, dupeCounter); |
| |
| // Grab the state lock since we're accessing mCurrentState |
| Mutex::Autolock lock(mStateLock); |
| |
| // Loop over layers until we're sure there is no matching name |
| bool matchFound = true; |
| while (matchFound) { |
| matchFound = false; |
| mCurrentState.traverse([&](Layer* layer) { |
| if (layer->getName() == uniqueName) { |
| matchFound = true; |
| uniqueName = base::StringPrintf("%s#%u", name, ++dupeCounter); |
| } |
| }); |
| } |
| |
| ALOGV_IF(dupeCounter > 0, "duplicate layer name: changing %s to %s", name, uniqueName.c_str()); |
| return uniqueName; |
| } |
| |
| status_t SurfaceFlinger::createBufferQueueLayer(const sp<Client>& client, std::string name, |
| uint32_t w, uint32_t h, uint32_t flags, |
| LayerMetadata metadata, 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; |
| LayerCreationArgs args(this, client, std::move(name), w, h, flags, std::move(metadata)); |
| 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(w, h, 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(const sp<Client>& client, std::string name, |
| uint32_t w, uint32_t h, uint32_t flags, |
| LayerMetadata metadata, sp<IBinder>* handle, |
| sp<Layer>* outLayer) { |
| LayerCreationArgs args(this, client, std::move(name), w, h, flags, std::move(metadata)); |
| args.textureName = getNewTexture(); |
| sp<BufferStateLayer> layer = getFactory().createBufferStateLayer(args); |
| *handle = layer->getHandle(); |
| *outLayer = layer; |
| |
| return NO_ERROR; |
| } |
| |
| status_t SurfaceFlinger::createEffectLayer(const sp<Client>& client, std::string name, uint32_t w, |
| uint32_t h, uint32_t flags, LayerMetadata metadata, |
| sp<IBinder>* handle, sp<Layer>* outLayer) { |
| *outLayer = getFactory().createEffectLayer( |
| {this, client, std::move(name), w, h, flags, std::move(metadata)}); |
| *handle = (*outLayer)->getHandle(); |
| return NO_ERROR; |
| } |
| |
| status_t SurfaceFlinger::createContainerLayer(const sp<Client>& client, std::string name, |
| uint32_t w, uint32_t h, uint32_t flags, |
| LayerMetadata metadata, sp<IBinder>* handle, |
| sp<Layer>* outLayer) { |
| *outLayer = getFactory().createContainerLayer( |
| {this, client, std::move(name), w, h, flags, std::move(metadata)}); |
| *handle = (*outLayer)->getHandle(); |
| return NO_ERROR; |
| } |
| |
| void SurfaceFlinger::markLayerPendingRemovalLocked(const sp<Layer>& layer) { |
| mLayersPendingRemoval.add(layer); |
| mLayersRemoved = true; |
| setTransactionFlags(eTransactionNeeded); |
| } |
| |
| void SurfaceFlinger::onHandleDestroyed(sp<Layer>& layer) |
| { |
| Mutex::Autolock lock(mStateLock); |
| // 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 (layer->getParent() == nullptr) { |
| mCurrentState.layersSortedByZ.remove(layer); |
| } |
| markLayerPendingRemovalLocked(layer); |
| |
| auto it = mLayersByLocalBinderToken.begin(); |
| while (it != mLayersByLocalBinderToken.end()) { |
| if (it->second == layer) { |
| it = mLayersByLocalBinderToken.erase(it); |
| } else { |
| it++; |
| } |
| } |
| |
| layer.clear(); |
| } |
| |
| // --------------------------------------------------------------------------- |
| |
| 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 = 0; |
| d.orientation = ui::ROTATION_0; |
| d.frame.makeInvalid(); |
| d.viewport.makeInvalid(); |
| d.width = 0; |
| d.height = 0; |
| displays.add(d); |
| setTransactionState(state, displays, 0, nullptr, mPendingInputWindowCommands, -1, {}, false, |
| {}); |
| |
| setPowerModeInternal(display, hal::PowerMode::ON); |
| const nsecs_t vsyncPeriod = mRefreshRateConfigs->getCurrentRefreshRate().getVsyncPeriod(); |
| mAnimFrameTracker.setDisplayRefreshPeriod(vsyncPeriod); |
| |
| // 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>(schedule([this]() MAIN_THREAD { onInitializeDisplays(); })); |
| } |
| |
| void SurfaceFlinger::setPowerModeInternal(const sp<DisplayDevice>& display, hal::PowerMode mode) { |
| if (display->isVirtual()) { |
| ALOGE("%s: Invalid operation on virtual display", __FUNCTION__); |
| return; |
| } |
| |
| const auto displayId = display->getId(); |
| LOG_ALWAYS_FATAL_IF(!displayId); |
| |
| ALOGD("Setting power mode %d on display %s", mode, to_string(*displayId).c_str()); |
| |
| const hal::PowerMode currentMode = display->getPowerMode(); |
| if (mode == currentMode) { |
| return; |
| } |
| |
| display->setPowerMode(mode); |
| |
| if (mInterceptor->isEnabled()) { |
| mInterceptor->savePowerModeUpdate(display->getSequenceId(), static_cast<int32_t>(mode)); |
| } |
| const auto vsyncPeriod = mRefreshRateConfigs->getCurrentRefreshRate().getVsyncPeriod(); |
| if (currentMode == hal::PowerMode::OFF) { |
| if (SurfaceFlinger::setSchedFifo(true) != NO_ERROR) { |
| ALOGW("Couldn't set SCHED_FIFO on display on: %s\n", strerror(errno)); |
| } |
| getHwComposer().setPowerMode(*displayId, mode); |
| if (display->isPrimary() && mode != hal::PowerMode::DOZE_SUSPEND) { |
| getHwComposer().setVsyncEnabled(*displayId, mHWCVsyncPendingState); |
| mScheduler->onScreenAcquired(mAppConnectionHandle); |
| mScheduler->resyncToHardwareVsync(true, vsyncPeriod); |
| } |
| |
| mVisibleRegionsDirty = true; |
| mHasPoweredOff = true; |
| repaintEverything(); |
| } 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 (display->isPrimary() && currentMode != hal::PowerMode::DOZE_SUSPEND) { |
| mScheduler->disableHardwareVsync(true); |
| mScheduler->onScreenReleased(mAppConnectionHandle); |
| } |
| |
| // Make sure HWVsync is disabled before turning off the display |
| getHwComposer().setVsyncEnabled(*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 (display->isPrimary() && currentMode == hal::PowerMode::DOZE_SUSPEND) { |
| mScheduler->onScreenAcquired(mAppConnectionHandle); |
| mScheduler->resyncToHardwareVsync(true, vsyncPeriod); |
| } |
| } else if (mode == hal::PowerMode::DOZE_SUSPEND) { |
| // Leave display going to doze |
| if (display->isPrimary()) { |
| 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 (display->isPrimary()) { |
| mTimeStats->setPowerMode(mode); |
| mRefreshRateStats->setPowerMode(mode); |
| mScheduler->setDisplayPowerState(mode == hal::PowerMode::ON); |
| } |
| |
| ALOGD("Finished setting power mode %d on display %s", mode, to_string(*displayId).c_str()); |
| } |
| |
| void SurfaceFlinger::setPowerMode(const sp<IBinder>& displayToken, int mode) { |
| schedule([=]() MAIN_THREAD { |
| 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)); |
| } |
| }).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 = { |
| {"--display-id"s, dumper(&SurfaceFlinger::dumpDisplayIdentificationData)}, |
| {"--dispsync"s, |
| dumper([this](std::string& s) { mScheduler->getPrimaryDispSync().dump(s); })}, |
| {"--edid"s, argsDumper(&SurfaceFlinger::dumpRawDisplayIdentificationData)}, |
| {"--frame-events"s, dumper(&SurfaceFlinger::dumpFrameEventsLocked)}, |
| {"--latency"s, argsDumper(&SurfaceFlinger::dumpStatsLocked)}, |
| {"--latency-clear"s, argsDumper(&SurfaceFlinger::clearStatsLocked)}, |
| {"--list"s, dumper(&SurfaceFlinger::listLayersLocked)}, |
| {"--static-screen"s, dumper(&SurfaceFlinger::dumpStaticScreenStats)}, |
| {"--timestats"s, protoDumper(&SurfaceFlinger::dumpTimeStats)}, |
| {"--vsync"s, dumper(&SurfaceFlinger::dumpVSync)}, |
| {"--wide-color"s, dumper(&SurfaceFlinger::dumpWideColorInfo)}, |
| }; |
| |
| const auto flag = args.empty() ? ""s : std::string(String8(args[0])); |
| |
| bool dumpLayers = true; |
| { |
| TimedLock lock(mStateLock, s2ns(1), __FUNCTION__); |
| 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, result); |
| } |
| } |
| |
| if (dumpLayers) { |
| const LayersProto layersProto = dumpProtoFromMainThread(); |
| if (asProto) { |
| result.append(layersProto.SerializeAsString()); |
| } else { |
| // Dump info that we need to access from the main thread |
| const auto layerTree = LayerProtoParser::generateLayerTree(layersProto); |
| 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 && mTracing.isEnabled()) { |
| mTracing.writeToFileAsync(); |
| } |
| |
| 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); |
| } |
| |
| // This should only be called from the main thread. Otherwise it would need |
| // the lock and should use mCurrentState rather than mDrawingState. |
| void SurfaceFlinger::logFrameStats() { |
| mDrawingState.traverse([&](Layer* layer) { |
| layer->logFrameStats(); |
| }); |
| |
| mAnimFrameTracker.logAndResetStats("<win-anim>"); |
| } |
| |
| void SurfaceFlinger::appendSfConfigString(std::string& result) const { |
| result.append(" [sf"); |
| |
| if (isLayerTripleBufferingDisabled()) |
| result.append(" DISABLE_TRIPLE_BUFFERING"); |
| |
| StringAppendF(&result, " PRESENT_TIME_OFFSET=%" PRId64, dispSyncPresentTimeOffset); |
| StringAppendF(&result, " FORCE_HWC_FOR_RBG_TO_YUV=%d", useHwcForRgbToYuv); |
| StringAppendF(&result, " MAX_VIRT_DISPLAY_DIM=%" PRIu64, maxVirtualDisplaySize); |
| 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"); |
| |
| mPhaseConfiguration->dump(result); |
| StringAppendF(&result, |
| " present offset: %9" PRId64 " ns\t VSYNC period: %9" PRId64 " ns\n\n", |
| dispSyncPresentTimeOffset, getVsyncPeriodFromHWC()); |
| |
| scheduler::RefreshRateConfigs::Policy policy = mRefreshRateConfigs->getDisplayManagerPolicy(); |
| StringAppendF(&result, |
| "DesiredDisplayConfigSpecs (DisplayManager): default config ID: %d" |
| ", primary range: [%.2f %.2f], app request range: [%.2f %.2f]\n\n", |
| policy.defaultConfig.value(), policy.primaryRange.min, policy.primaryRange.max, |
| policy.appRequestRange.min, policy.appRequestRange.max); |
| StringAppendF(&result, "(config override by backdoor: %s)\n\n", |
| mDebugDisplayConfigSetByBackdoor ? "yes" : "no"); |
| scheduler::RefreshRateConfigs::Policy currentPolicy = mRefreshRateConfigs->getCurrentPolicy(); |
| if (currentPolicy != policy) { |
| StringAppendF(&result, |
| "DesiredDisplayConfigSpecs (Override): default config ID: %d" |
| ", primary range: [%.2f %.2f], app request range: [%.2f %.2f]\n\n", |
| currentPolicy.defaultConfig.value(), currentPolicy.primaryRange.min, |
| currentPolicy.primaryRange.max, currentPolicy.appRequestRange.min, |
| currentPolicy.appRequestRange.max); |
| } |
| |
| mScheduler->dump(mAppConnectionHandle, result); |
| mScheduler->getPrimaryDispSync().dump(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::recordBufferingStats(const std::string& layerName, |
| std::vector<OccupancyTracker::Segment>&& history) { |
| Mutex::Autolock lock(getBE().mBufferingStatsMutex); |
| auto& stats = getBE().mBufferingStats[layerName]; |
| for (const auto& segment : history) { |
| if (!segment.usedThirdBuffer) { |
| stats.twoBufferTime += segment.totalTime; |
| } |
| if (segment.occupancyAverage < 1.0f) { |
| stats.doubleBufferedTime += segment.totalTime; |
| } else if (segment.occupancyAverage < 2.0f) { |
| stats.tripleBufferedTime += segment.totalTime; |
| } |
| ++stats.numSegments; |
| stats.totalTime += segment.totalTime; |
| } |
| } |
| |
| void SurfaceFlinger::dumpFrameEventsLocked(std::string& result) { |
| result.append("Layer frame timestamps:\n"); |
| // Traverse all layers to dump frame-events for each layer |
| mCurrentState.traverseInZOrder( |
| [&] (Layer* layer) { layer->dumpFrameEvents(result); }); |
| } |
| |
| void SurfaceFlinger::dumpBufferingStats(std::string& result) const { |
| result.append("Buffering stats:\n"); |
| result.append(" [Layer name] <Active time> <Two buffer> " |
| "<Double buffered> <Triple buffered>\n"); |
| Mutex::Autolock lock(getBE().mBufferingStatsMutex); |
| typedef std::tuple<std::string, float, float, float> BufferTuple; |
| std::map<float, BufferTuple, std::greater<float>> sorted; |
| for (const auto& statsPair : getBE().mBufferingStats) { |
| const char* name = statsPair.first.c_str(); |
| const SurfaceFlingerBE::BufferingStats& stats = statsPair.second; |
| if (stats.numSegments == 0) { |
| continue; |
| } |
| float activeTime = ns2ms(stats.totalTime) / 1000.0f; |
| float twoBufferRatio = static_cast<float>(stats.twoBufferTime) / |
| stats.totalTime; |
| float doubleBufferRatio = static_cast<float>( |
| stats.doubleBufferedTime) / stats.totalTime; |
| float tripleBufferRatio = static_cast<float>( |
| stats.tripleBufferedTime) / stats.totalTime; |
| sorted.insert({activeTime, {name, twoBufferRatio, |
| doubleBufferRatio, tripleBufferRatio}}); |
| } |
| for (const auto& sortedPair : sorted) { |
| float activeTime = sortedPair.first; |
| const BufferTuple& values = sortedPair.second; |
| StringAppendF(&result, " [%s] %.2f %.3f %.3f %.3f\n", std::get<0>(values).c_str(), |
| activeTime, std::get<1>(values), std::get<2>(values), std::get<3>(values)); |
| } |
| result.append("\n"); |
| } |
| |
| void SurfaceFlinger::dumpDisplayIdentificationData(std::string& result) const { |
| for (const auto& [token, display] : mDisplays) { |
| const auto displayId = 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 = 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 { |
| // If context is SurfaceTracing thread, mTracingLock blocks display transactions on main thread. |
| const auto display = ON_MAIN_THREAD(getDefaultDisplayDeviceLocked()); |
| |
| LayersProto layersProto; |
| for (const sp<Layer>& layer : mDrawingState.layersSortedByZ) { |
| layer->writeToProto(layersProto, traceFlags, display.get()); |
| } |
| |
| return layersProto; |
| } |
| |
| 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, nullptr /*device*/); |
| layerProto->set_parent(offscreenRootLayerId); |
| } |
| } |
| |
| LayersProto SurfaceFlinger::dumpProtoFromMainThread(uint32_t traceFlags) { |
| return schedule([=] { return dumpDrawingStateProto(traceFlags); }).get(); |
| } |
| |
| void SurfaceFlinger::dumpOffscreenLayers(std::string& result) { |
| result.append("Offscreen Layers:\n"); |
| result.append(schedule([this] { |
| std::string result; |
| for (Layer* offscreenLayer : mOffscreenLayers) { |
| offscreenLayer->traverse(LayerVector::StateSet::Drawing, |
| [&](Layer* layer) { |
| layer->dumpCallingUidPid(result); |
| }); |
| } |
| return result; |
| }).get()); |
| } |
| |
| void SurfaceFlinger::dumpAllLocked(const DumpArgs& args, 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); |
| appendUiConfigString(result); |
| appendGuiConfigString(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()); |
| |
| dumpBufferingStats(result); |
| |
| /* |
| * Dump the visible layer list |
| */ |
| colorizer.bold(result); |
| StringAppendF(&result, "Visible layers (count = %zu)\n", mNumLayers.load()); |
| StringAppendF(&result, "GraphicBufferProducers: %zu, max %zu\n", |
| mGraphicBufferProducerList.size(), mMaxGraphicBufferProducerListSize); |
| colorizer.reset(result); |
| |
| { |
| StringAppendF(&result, "Composition layers\n"); |
| mDrawingState.traverseInZOrder([&](Layer* layer) { |
| auto* compositionState = layer->getCompositionState(); |
| if (!compositionState) return; |
| |
| android::base::StringAppendF(&result, "* Layer %p (%s)\n", layer, |
| layer->getDebugName() ? layer->getDebugName() |
| : "<unknown>"); |
| compositionState->dump(result); |
| }); |
| } |
| |
| /* |
| * Dump Display state |
| */ |
| |
| colorizer.bold(result); |
| StringAppendF(&result, "Displays (%zu entries)\n", mDisplays.size()); |
| colorizer.reset(result); |
| for (const auto& [token, display] : mDisplays) { |
| display->dump(result); |
| } |
| result.append("\n"); |
| |
| /* |
| * Dump CompositionEngine state |
| */ |
| |
| mCompositionEngine->dump(result); |
| |
| /* |
| * Dump SurfaceFlinger global state |
| */ |
| |
| colorizer.bold(result); |
| result.append("SurfaceFlinger global state:\n"); |
| colorizer.reset(result); |
| |
| getRenderEngine().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 displayId = getInternalDisplayIdLocked(); |
| displayId && getHwComposer().isConnected(*displayId)) { |
| const auto activeConfig = getHwComposer().getActiveConfig(*displayId); |
| StringAppendF(&result, |
| " refresh-rate : %f fps\n" |
| " x-dpi : %f\n" |
| " y-dpi : %f\n", |
| 1e9 / getHwComposer().getDisplayVsyncPeriod(*displayId), |
| activeConfig->getDpiX(), activeConfig->getDpiY()); |
| } |
| |
| StringAppendF(&result, " transaction time: %f us\n", inTransactionDuration / 1000.0); |
| |
| /* |
| * Tracing state |
| */ |
| mTracing.dump(result); |
| result.append("\n"); |
| |
| /* |
| * HWC layer minidump |
| */ |
| for (const auto& [token, display] : mDisplays) { |
| const auto displayId = display->getId(); |
| if (!displayId) { |
| continue; |
| } |
| |
| StringAppendF(&result, "Display %s HWC layers:\n", to_string(*displayId).c_str()); |
| Layer::miniDumpHeader(result); |
| |
| const DisplayDevice& ref = *display; |
| mCurrentState.traverseInZOrder([&](Layer* layer) { layer->miniDump(result, ref); }); |
| result.append("\n"); |
| } |
| |
| /* |
| * Dump HWComposer state |
| */ |
| colorizer.bold(result); |
| result.append("h/w composer state:\n"); |
| colorizer.reset(result); |
| bool hwcDisabled = mDebugDisableHWC || mDebugRegion; |
| StringAppendF(&result, " h/w composer %s\n", hwcDisabled ? "disabled" : "enabled"); |
| getHwComposer().dump(result); |
| |
| /* |
| * Dump gralloc state |
| */ |
| const GraphicBufferAllocator& alloc(GraphicBufferAllocator::get()); |
| alloc.dump(result); |
| |
| result.append(mTimeStats->miniDump()); |
| result.append("\n"); |
| } |
| |
| void SurfaceFlinger::updateColorMatrixLocked() { |
| mat4 colorMatrix; |
| if (mGlobalSaturationFactor != 1.0f) { |
| // Rec.709 luma coefficients |
| float3 luminance{0.213f, 0.715f, 0.072f}; |
| luminance *= 1.0f - mGlobalSaturationFactor; |
| mat4 saturationMatrix = mat4( |
| vec4{luminance.r + mGlobalSaturationFactor, luminance.r, luminance.r, 0.0f}, |
| vec4{luminance.g, luminance.g + mGlobalSaturationFactor, luminance.g, 0.0f}, |
| vec4{luminance.b, luminance.b, luminance.b + mGlobalSaturationFactor, 0.0f}, |
| vec4{0.0f, 0.0f, 0.0f, 1.0f} |
| ); |
| colorMatrix = mClientColorMatrix * saturationMatrix * mDaltonizer(); |
| } else { |
| colorMatrix = mClientColorMatrix * 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)) { |
| // These methods should at minimum make sure that the client requested |
| // access to SF. |
| case BOOT_FINISHED: |
| case CLEAR_ANIMATION_FRAME_STATS: |
| case CREATE_DISPLAY: |
| case DESTROY_DISPLAY: |
| case ENABLE_VSYNC_INJECTIONS: |
| case GET_ANIMATION_FRAME_STATS: |
| case GET_HDR_CAPABILITIES: |
| case SET_DESIRED_DISPLAY_CONFIG_SPECS: |
| case GET_DESIRED_DISPLAY_CONFIG_SPECS: |
| case SET_ACTIVE_COLOR_MODE: |
| case GET_AUTO_LOW_LATENCY_MODE_SUPPORT: |
| case SET_AUTO_LOW_LATENCY_MODE: |
| case GET_GAME_CONTENT_TYPE_SUPPORT: |
| case SET_GAME_CONTENT_TYPE: |
| case INJECT_VSYNC: |
| case SET_POWER_MODE: |
| case GET_DISPLAYED_CONTENT_SAMPLING_ATTRIBUTES: |
| case SET_DISPLAY_CONTENT_SAMPLING_ENABLED: |
| case GET_DISPLAYED_CONTENT_SAMPLE: |
| case NOTIFY_POWER_HINT: |
| case SET_GLOBAL_SHADOW_SETTINGS: |
| case ACQUIRE_FRAME_RATE_FLEXIBILITY_TOKEN: { |
| // ACQUIRE_FRAME_RATE_FLEXIBILITY_TOKEN is used by CTS tests, which acquire the |
| // necessary permission dynamically. Don't use the permission cache for this check. |
| bool usePermissionCache = code != ACQUIRE_FRAME_RATE_FLEXIBILITY_TOKEN; |
| 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_CONFIG: |
| case GET_PHYSICAL_DISPLAY_IDS: |
| case GET_PHYSICAL_DISPLAY_TOKEN: |
| case GET_DISPLAY_COLOR_MODES: |
| case GET_DISPLAY_NATIVE_PRIMARIES: |
| case GET_DISPLAY_INFO: |
| case GET_DISPLAY_CONFIGS: |
| case GET_DISPLAY_STATE: |
| case GET_DISPLAY_STATS: |
| 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: |
| case IS_WIDE_COLOR_DISPLAY: |
| // setFrameRate() is deliberately available for apps to call without any |
| // special permissions. |
| case SET_FRAME_RATE: |
| case GET_DISPLAY_BRIGHTNESS_SUPPORT: |
| case SET_DISPLAY_BRIGHTNESS: { |
| return OK; |
| } |
| case CAPTURE_LAYERS: |
| case CAPTURE_SCREEN: |
| 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 CAPTURE_SCREEN_BY_ID: { |
| 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; |
| } |
| } |
| |
| // 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 1036 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 <= 1036) { |
| 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) { |
| status_t credentialCheck = CheckTransactCodeCredentials(code); |
| if (credentialCheck != OK) { |
| return credentialCheck; |
| } |
| |
| 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: // SHOW_CPU, NOT SUPPORTED ANYMORE |
| case 1001: // SHOW_FPS, NOT SUPPORTED ANYMORE |
| return NO_ERROR; |
| case 1002: // SHOW_UPDATES |
| n = data.readInt32(); |
| mDebugRegion = n ? n : (mDebugRegion ? 0 : 1); |
| invalidateHwcGeometry(); |
| repaintEverything(); |
| return NO_ERROR; |
| case 1004:{ // repaint everything |
| repaintEverything(); |
| return NO_ERROR; |
| } |
| case 1005:{ // force transaction |
| Mutex::Autolock _l(mStateLock); |
| setTransactionFlags( |
| eTransactionNeeded| |
| eDisplayTransactionNeeded| |
| eTraversalNeeded); |
| return NO_ERROR; |
| } |
| case 1006:{ // send empty update |
| signalRefresh(); |
| return NO_ERROR; |
| } |
| case 1008: // toggle use of hw composer |
| n = data.readInt32(); |
| mDebugDisableHWC = n != 0; |
| invalidateHwcGeometry(); |
| repaintEverything(); |
| return NO_ERROR; |
| case 1009: // toggle use of transform hint |
| n = data.readInt32(); |
| mDebugDisableTransformHint = n != 0; |
| invalidateHwcGeometry(); |
| repaintEverything(); |
| return NO_ERROR; |
| case 1010: // interrogate. |
| reply->writeInt32(0); |
| reply->writeInt32(0); |
| reply->writeInt32(mDebugRegion); |
| 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 phase offset |
| n = data.readInt32(); |
| mScheduler->setPhaseOffset(mAppConnectionHandle, static_cast<nsecs_t>(n)); |
| return NO_ERROR; |
| } |
| case 1019: { // Modify SurfaceFlinger's phase offset |
| n = data.readInt32(); |
| mScheduler->setPhaseOffset(mSfConnectionHandle, static_cast<nsecs_t>(n)); |
| 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 |
| n = data.readInt32(); |
| mUseHwcVirtualDisplays = !n; |
| 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); |
| } |
| invalidateHwcGeometry(); |
| repaintEverything(); |
| 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(); |
| if (n) { |
| ALOGD("LayerTracing enabled"); |
| mTracingEnabledChanged = mTracing.enable(); |
| reply->writeInt32(NO_ERROR); |
| } else { |
| ALOGD("LayerTracing disabled"); |
| mTracingEnabledChanged = mTracing.disable(); |
| if (mTracingEnabledChanged) { |
| reply->writeInt32(mTracing.writeToFile()); |
| } else { |
| reply->writeInt32(NO_ERROR); |
| } |
| } |
| return NO_ERROR; |
| } |
| case 1026: { // Get layer tracing status |
| reply->writeBool(mTracing.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); |
| mTracing.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); |
| mTracing.setTraceFlags(n); |
| reply->writeInt32(NO_ERROR); |
| return NO_ERROR; |
| } |
| case 1034: { |
| switch (n = data.readInt32()) { |
| case 0: |
| case 1: |
| enableRefreshRateOverlay(static_cast<bool>(n)); |
| break; |
| default: { |
| Mutex::Autolock lock(mStateLock); |
| reply->writeBool(mRefreshRateOverlay != nullptr); |
| } |
| } |
| return NO_ERROR; |
| } |
| case 1035: { |
| n = data.readInt32(); |
| mDebugDisplayConfigSetByBackdoor = false; |
| if (n >= 0) { |
| const auto displayToken = getInternalDisplayToken(); |
| status_t result = setActiveConfig(displayToken, n); |
| if (result != NO_ERROR) { |
| return result; |
| } |
| mDebugDisplayConfigSetByBackdoor = true; |
| } |
| return NO_ERROR; |
| } |
| case 1036: { |
| if (data.readInt32() > 0) { |
| status_t result = |
| acquireFrameRateFlexibilityToken(&mDebugFrameRateFlexibilityToken); |
| if (result != NO_ERROR) { |
| return result; |
| } |
| } else { |
| mDebugFrameRateFlexibilityToken = nullptr; |
| } |
| return NO_ERROR; |
| } |
| } |
| } |
| return err; |
| } |
| |
| void SurfaceFlinger::repaintEverything() { |
| mRepaintEverything = true; |
| signalTransaction(); |
| } |
| |
| void SurfaceFlinger::repaintEverythingForHWC() { |
| mRepaintEverything = true; |
| mPowerAdvisor.notifyDisplayUpdateImminent(); |
| mEventQueue->invalidate(); |
| } |
| |
| void SurfaceFlinger::kernelTimerChanged(bool expired) { |
| static bool updateOverlay = |
| property_get_bool("debug.sf.kernel_idle_timer_update_overlay", true); |
| if (!updateOverlay) return; |
| if (Mutex::Autolock lock(mStateLock); !mRefreshRateOverlay) return; |
| |
| // Update the overlay on the main thread to avoid race conditions with |
| // mRefreshRateConfigs->getCurrentRefreshRate() |
| static_cast<void>(schedule([=] { |
| const auto desiredActiveConfig = getDesiredActiveConfig(); |
| const auto& current = desiredActiveConfig |
| ? mRefreshRateConfigs->getRefreshRateFromConfigId(desiredActiveConfig->configId) |
| : mRefreshRateConfigs->getCurrentRefreshRate(); |
| const auto& min = mRefreshRateConfigs->getMinRefreshRate(); |
| |
| if (current != min) { |
| const bool timerExpired = mKernelIdleTimerEnabled && expired; |
| |
| if (Mutex::Autolock lock(mStateLock); mRefreshRateOverlay) { |
| mRefreshRateOverlay->changeRefreshRate(timerExpired ? min : current); |
| } |
| mEventQueue->invalidate(); |
| } |
| })); |
| } |
| |
| void SurfaceFlinger::toggleKernelIdleTimer() { |
| using KernelIdleTimerAction = scheduler::RefreshRateConfigs::KernelIdleTimerAction; |
| |
| // If the support for kernel idle timer is disabled in SF code, don't do anything. |
| if (!mSupportKernelIdleTimer) { |
| return; |
| } |
| const KernelIdleTimerAction action = mRefreshRateConfigs->getIdleTimerAction(); |
| |
| switch (action) { |
| case KernelIdleTimerAction::TurnOff: |
| if (mKernelIdleTimerEnabled) { |
| ATRACE_INT("KernelIdleTimer", 0); |
| base::SetProperty(KERNEL_IDLE_TIMER_PROP, "false"); |
| mKernelIdleTimerEnabled = false; |
| } |
| break; |
| case KernelIdleTimerAction::TurnOn: |
| if (!mKernelIdleTimerEnabled) { |
| ATRACE_INT("KernelIdleTimer", 1); |
| base::SetProperty(KERNEL_IDLE_TIMER_PROP, "true"); |
| mKernelIdleTimerEnabled = true; |
| } |
| break; |
| case KernelIdleTimerAction::NoChange: |
| 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; |
| }; |
| |
| status_t SurfaceFlinger::captureScreen(const sp<IBinder>& displayToken, |
| sp<GraphicBuffer>* outBuffer, bool& outCapturedSecureLayers, |
| Dataspace reqDataspace, ui::PixelFormat reqPixelFormat, |
| const Rect& sourceCrop, uint32_t reqWidth, |
| uint32_t reqHeight, bool useIdentityTransform, |
| ui::Rotation rotation, bool captureSecureLayers) { |
| ATRACE_CALL(); |
| |
| if (!displayToken) return BAD_VALUE; |
| |
| auto renderAreaRotation = ui::Transform::toRotationFlags(rotation); |
| if (renderAreaRotation == ui::Transform::ROT_INVALID) { |
| ALOGE("%s: Invalid rotation: %s", __FUNCTION__, toCString(rotation)); |
| renderAreaRotation = ui::Transform::ROT_0; |
| } |
| |
| sp<DisplayDevice> display; |
| { |
| Mutex::Autolock lock(mStateLock); |
| |
| display = getDisplayDeviceLocked(displayToken); |
| if (!display) return NAME_NOT_FOUND; |
| |
| // set the requested width/height to the logical display viewport size |
| // by default |
| if (reqWidth == 0 || reqHeight == 0) { |
| reqWidth = uint32_t(display->getViewport().width()); |
| reqHeight = uint32_t(display->getViewport().height()); |
| } |
| } |
| |
| DisplayRenderArea renderArea(display, sourceCrop, reqWidth, reqHeight, reqDataspace, |
| renderAreaRotation, captureSecureLayers); |
| auto traverseLayers = std::bind(&SurfaceFlinger::traverseLayersInDisplay, this, display, |
| std::placeholders::_1); |
| return captureScreenCommon(renderArea, traverseLayers, outBuffer, reqPixelFormat, |
| useIdentityTransform, outCapturedSecureLayers); |
| } |
| |
| 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; |
| } |
| } |
| |
| 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; |
| } |
| |
| sp<DisplayDevice> SurfaceFlinger::getDisplayByIdOrLayerStack(uint64_t displayOrLayerStack) { |
| const sp<IBinder> displayToken = getPhysicalDisplayTokenLocked(DisplayId{displayOrLayerStack}); |
| if (displayToken) { |
| return getDisplayDeviceLocked(displayToken); |
| } |
| // Couldn't find display by displayId. Try to get display by layerStack since virtual displays |
| // may not have a displayId. |
| return getDisplayByLayerStack(displayOrLayerStack); |
| } |
| |
| sp<DisplayDevice> SurfaceFlinger::getDisplayByLayerStack(uint64_t layerStack) { |
| for (const auto& [token, display] : mDisplays) { |
| if (display->getLayerStack() == layerStack) { |
| return display; |
| } |
| } |
| return nullptr; |
| } |
| |
| status_t SurfaceFlinger::captureScreen(uint64_t displayOrLayerStack, Dataspace* outDataspace, |
| sp<GraphicBuffer>* outBuffer) { |
| sp<DisplayDevice> display; |
| uint32_t width; |
| uint32_t height; |
| ui::Transform::RotationFlags captureOrientation; |
| { |
| Mutex::Autolock lock(mStateLock); |
| display = getDisplayByIdOrLayerStack(displayOrLayerStack); |
| if (!display) { |
| return NAME_NOT_FOUND; |
| } |
| |
| width = uint32_t(display->getViewport().width()); |
| height = uint32_t(display->getViewport().height()); |
| |
| const auto orientation = display->getOrientation(); |
| captureOrientation = ui::Transform::toRotationFlags(orientation); |
| |
| switch (captureOrientation) { |
| case ui::Transform::ROT_90: |
| captureOrientation = ui::Transform::ROT_270; |
| break; |
| |
| case ui::Transform::ROT_270: |
| captureOrientation = ui::Transform::ROT_90; |
| break; |
| |
| case ui::Transform::ROT_INVALID: |
| ALOGE("%s: Invalid orientation: %s", __FUNCTION__, toCString(orientation)); |
| captureOrientation = ui::Transform::ROT_0; |
| break; |
| |
| default: |
| break; |
| } |
| *outDataspace = |
| pickDataspaceFromColorMode(display->getCompositionDisplay()->getState().colorMode); |
| } |
| |
| DisplayRenderArea renderArea(display, Rect(), width, height, *outDataspace, captureOrientation, |
| false /* captureSecureLayers */); |
| |
| auto traverseLayers = std::bind(&SurfaceFlinger::traverseLayersInDisplay, this, display, |
| std::placeholders::_1); |
| bool ignored = false; |
| return captureScreenCommon(renderArea, traverseLayers, outBuffer, ui::PixelFormat::RGBA_8888, |
| false /* useIdentityTransform */, |
| ignored /* outCapturedSecureLayers */); |
| } |
| |
| status_t SurfaceFlinger::captureLayers( |
| const sp<IBinder>& layerHandleBinder, sp<GraphicBuffer>* outBuffer, |
| const Dataspace reqDataspace, const ui::PixelFormat reqPixelFormat, const Rect& sourceCrop, |
| const std::unordered_set<sp<IBinder>, ISurfaceComposer::SpHash<IBinder>>& excludeHandles, |
| float frameScale, bool childrenOnly) { |
| ATRACE_CALL(); |
| |
| class LayerRenderArea : public RenderArea { |
| public: |
| LayerRenderArea(SurfaceFlinger* flinger, const sp<Layer>& layer, const Rect crop, |
| int32_t reqWidth, int32_t reqHeight, Dataspace reqDataSpace, |
| bool childrenOnly, const Rect& displayViewport) |
| : RenderArea(reqWidth, reqHeight, CaptureFill::CLEAR, reqDataSpace, displayViewport), |
| mLayer(layer), |
| mCrop(crop), |
| mNeedsFiltering(false), |
| mFlinger(flinger), |
| mChildrenOnly(childrenOnly) {} |
| const ui::Transform& getTransform() const override { return mTransform; } |
| Rect getBounds() const override { return mLayer->getBufferSize(mLayer->getDrawingState()); } |
| int getHeight() const override { |
| return mLayer->getBufferSize(mLayer->getDrawingState()).getHeight(); |
| } |
| int getWidth() const override { |
| return mLayer->getBufferSize(mLayer->getDrawingState()).getWidth(); |
| } |
| bool isSecure() const override { return false; } |
| bool needsFiltering() const override { return mNeedsFiltering; } |
| sp<const DisplayDevice> getDisplayDevice() const override { return nullptr; } |
| Rect getSourceCrop() const override { |
| if (mCrop.isEmpty()) { |
| return getBounds(); |
| } else { |
| return mCrop; |
| } |
| } |
| class ReparentForDrawing { |
| public: |
| const sp<Layer>& oldParent; |
| const sp<Layer>& newParent; |
| |
| ReparentForDrawing(const sp<Layer>& oldParent, const sp<Layer>& newParent, |
| const Rect& drawingBounds) |
| : oldParent(oldParent), newParent(newParent) { |
| // Compute and cache the bounds for the new parent layer. |
| newParent->computeBounds(drawingBounds.toFloatRect(), ui::Transform(), |
| 0.f /* shadowRadius */); |
| oldParent->setChildrenDrawingParent(newParent); |
| } |
| ~ReparentForDrawing() { oldParent->setChildrenDrawingParent(oldParent); } |
| }; |
| |
| void render(std::function<void()> drawLayers) override { |
| const Rect sourceCrop = getSourceCrop(); |
| // no need to check rotation because there is none |
| mNeedsFiltering = sourceCrop.width() != getReqWidth() || |
| sourceCrop.height() != getReqHeight(); |
| |
| if (!mChildrenOnly) { |
| mTransform = mLayer->getTransform().inverse(); |
| drawLayers(); |
| } else { |
| uint32_t w = static_cast<uint32_t>(getWidth()); |
| uint32_t h = static_cast<uint32_t>(getHeight()); |
| // In the "childrenOnly" case we reparent the children to a screenshot |
| // layer which has no properties set and which does not draw. |
| sp<ContainerLayer> screenshotParentLayer = |
| mFlinger->getFactory().createContainerLayer({mFlinger, nullptr, |
| "Screenshot Parent"s, w, h, 0, |
| LayerMetadata()}); |
| |
| ReparentForDrawing reparent(mLayer, screenshotParentLayer, sourceCrop); |
| drawLayers(); |
| } |
| } |
| |
| private: |
| const sp<Layer> mLayer; |
| const Rect mCrop; |
| |
| ui::Transform mTransform; |
| bool mNeedsFiltering; |
| |
| SurfaceFlinger* mFlinger; |
| const bool mChildrenOnly; |
| }; |
| |
| int reqWidth = 0; |
| int reqHeight = 0; |
| sp<Layer> parent; |
| Rect crop(sourceCrop); |
| std::unordered_set<sp<Layer>, ISurfaceComposer::SpHash<Layer>> excludeLayers; |
| Rect displayViewport; |
| { |
| Mutex::Autolock lock(mStateLock); |
| |
| parent = fromHandleLocked(layerHandleBinder).promote(); |
| if (parent == nullptr || parent->isRemovedFromCurrentState()) { |
| ALOGE("captureLayers called with an invalid or removed parent"); |
| return NAME_NOT_FOUND; |
| } |
| |
| const int uid = IPCThreadState::self()->getCallingUid(); |
| const bool forSystem = uid == AID_GRAPHICS || uid == AID_SYSTEM; |
| if (!forSystem && parent->getCurrentState().flags & layer_state_t::eLayerSecure) { |
| ALOGW("Attempting to capture secure layer: PERMISSION_DENIED"); |
| return PERMISSION_DENIED; |
| } |
| |
| Rect parentSourceBounds = parent->getCroppedBufferSize(parent->getCurrentState()); |
| if (sourceCrop.width() <= 0) { |
| crop.left = 0; |
| crop.right = parentSourceBounds.getWidth(); |
| } |
| |
| if (sourceCrop.height() <= 0) { |
| crop.top = 0; |
| crop.bottom = parentSourceBounds.getHeight(); |
| } |
| |
| if (crop.isEmpty() || frameScale <= 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; |
| } |
| reqWidth = crop.width() * frameScale; |
| reqHeight = crop.height() * frameScale; |
| |
| for (const auto& handle : excludeHandles) { |
| sp<Layer> excludeLayer = fromHandleLocked(handle).promote(); |
| if (excludeLayer != nullptr) { |
| excludeLayers.emplace(excludeLayer); |
| } else { |
| ALOGW("Invalid layer handle passed as excludeLayer to captureLayers"); |
| return NAME_NOT_FOUND; |
| } |
| } |
| |
| const auto display = getDisplayByLayerStack(parent->getLayerStack()); |
| if (!display) { |
| return NAME_NOT_FOUND; |
| } |
| |
| displayViewport = display->getViewport(); |
| } // mStateLock |
| |
| // really small crop or frameScale |
| if (reqWidth <= 0) { |
| reqWidth = 1; |
| } |
| if (reqHeight <= 0) { |
| reqHeight = 1; |
| } |
| |
| LayerRenderArea renderArea(this, parent, crop, reqWidth, reqHeight, reqDataspace, childrenOnly, |
| displayViewport); |
| auto traverseLayers = [parent, childrenOnly, |
| &excludeLayers](const LayerVector::Visitor& visitor) { |
| parent->traverseChildrenInZOrder(LayerVector::StateSet::Drawing, [&](Layer* layer) { |
| if (!layer->isVisible()) { |
| return; |
| } else if (childrenOnly && layer == parent.get()) { |
| return; |
| } |
| |
| sp<Layer> p = layer; |
| while (p != nullptr) { |
| if (excludeLayers.count(p) != 0) { |
| return; |
| } |
| p = p->getParent(); |
| } |
| |
| visitor(layer); |
| }); |
| }; |
| |
| bool outCapturedSecureLayers = false; |
| return captureScreenCommon(renderArea, traverseLayers, outBuffer, reqPixelFormat, false, |
| outCapturedSecureLayers); |
| } |
| |
| status_t SurfaceFlinger::captureScreenCommon(RenderArea& renderArea, |
| TraverseLayersFunction traverseLayers, |
| sp<GraphicBuffer>* outBuffer, |
| const ui::PixelFormat reqPixelFormat, |
| bool useIdentityTransform, |
| bool& outCapturedSecureLayers) { |
| ATRACE_CALL(); |
| |
| // TODO(b/116112787) Make buffer usage a parameter. |
| const uint32_t usage = GRALLOC_USAGE_SW_READ_OFTEN | GRALLOC_USAGE_SW_WRITE_OFTEN | |
| GRALLOC_USAGE_HW_RENDER | GRALLOC_USAGE_HW_TEXTURE | GRALLOC_USAGE_HW_COMPOSER; |
| *outBuffer = |
| getFactory().createGraphicBuffer(renderArea.getReqWidth(), renderArea.getReqHeight(), |
| static_cast<android_pixel_format>(reqPixelFormat), 1, |
| usage, "screenshot"); |
| |
| return captureScreenCommon(renderArea, traverseLayers, *outBuffer, useIdentityTransform, |
| false /* regionSampling */, outCapturedSecureLayers); |
| } |
| |
| status_t SurfaceFlinger::captureScreenCommon(RenderArea& renderArea, |
| TraverseLayersFunction traverseLayers, |
| const sp<GraphicBuffer>& buffer, |
| bool useIdentityTransform, bool regionSampling, |
| bool& outCapturedSecureLayers) { |
| const int uid = IPCThreadState::self()->getCallingUid(); |
| const bool forSystem = uid == AID_GRAPHICS || uid == AID_SYSTEM; |
| |
| status_t result; |
| int syncFd; |
| |
| do { |
| std::tie(result, syncFd) = |
| schedule([&] { |
| if (mRefreshPending) { |
| ATRACE_NAME("Skipping screenshot for now"); |
| return std::make_pair(EAGAIN, -1); |
| } |
| |
| status_t result = NO_ERROR; |
| int fd = -1; |
| |
| Mutex::Autolock lock(mStateLock); |
| renderArea.render([&] { |
| result = captureScreenImplLocked(renderArea, traverseLayers, buffer.get(), |
| useIdentityTransform, forSystem, &fd, |
| regionSampling, outCapturedSecureLayers); |
| }); |
| |
| return std::make_pair(result, fd); |
| }).get(); |
| } while (result == EAGAIN); |
| |
| if (result == NO_ERROR) { |
| sync_wait(syncFd, -1); |
| close(syncFd); |
| } |
| |
| return result; |
| } |
| |
| void SurfaceFlinger::renderScreenImplLocked(const RenderArea& renderArea, |
| TraverseLayersFunction traverseLayers, |
| ANativeWindowBuffer* buffer, bool useIdentityTransform, |
| bool regionSampling, int* outSyncFd) { |
| ATRACE_CALL(); |
| |
| 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& displayViewport = renderArea.getDisplayViewport(); |
| |
| 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 = renderArea.getReqDataSpace(); |
| clientCompositionDisplay.maxLuminance = DisplayDevice::sDefaultMaxLumiance; |
| |
| 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; |
| Region clearRegion = Region::INVALID_REGION; |
| traverseLayers([&](Layer* layer) { |
| const bool supportProtectedContent = false; |
| Region clip(renderArea.getBounds()); |
| compositionengine::LayerFE::ClientCompositionTargetSettings targetSettings{ |
| clip, |
| useIdentityTransform, |
| layer->needsFilteringForScreenshots(display.get(), transform) || |
| renderArea.needsFiltering(), |
| renderArea.isSecure(), |
| supportProtectedContent, |
| clearRegion, |
| displayViewport, |
| clientCompositionDisplay.outputDataspace, |
| true, /* realContentIsVisible */ |
| false, /* clearContent */ |
| }; |
| 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; |
| } |
| } |
| clientCompositionLayers.insert(clientCompositionLayers.end(), |
| std::make_move_iterator(results.begin()), |
| std::make_move_iterator(results.end())); |
| renderedLayers.push_back(layer); |
| } |
| }); |
| |
| std::vector<const renderengine::LayerSettings*> clientCompositionLayerPointers( |
| clientCompositionLayers.size()); |
| std::transform(clientCompositionLayers.begin(), clientCompositionLayers.end(), |
| clientCompositionLayerPointers.begin(), |
| std::pointer_traits<renderengine::LayerSettings*>::pointer_to); |
| |
| clientCompositionDisplay.clearRegion = clearRegion; |
| // 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; |
| base::unique_fd drawFence; |
| getRenderEngine().useProtectedContext(false); |
| getRenderEngine().drawLayers(clientCompositionDisplay, clientCompositionLayerPointers, buffer, |
| /*useFramebufferCache=*/false, std::move(bufferFence), &drawFence); |
| |
| *outSyncFd = drawFence.release(); |
| |
| if (*outSyncFd >= 0) { |
| sp<Fence> releaseFence = new Fence(dup(*outSyncFd)); |
| for (auto* layer : renderedLayers) { |
| layer->onLayerDisplayed(releaseFence); |
| } |
| } |
| } |
| |
| status_t SurfaceFlinger::captureScreenImplLocked(const RenderArea& renderArea, |
| TraverseLayersFunction traverseLayers, |
| ANativeWindowBuffer* buffer, |
| bool useIdentityTransform, bool forSystem, |
| int* outSyncFd, bool regionSampling, |
| bool& outCapturedSecureLayers) { |
| ATRACE_CALL(); |
| |
| traverseLayers([&](Layer* layer) { |
| outCapturedSecureLayers = |
| outCapturedSecureLayers || (layer->isVisible() && layer->isSecure()); |
| }); |
| |
| // 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 (outCapturedSecureLayers && !forSystem) { |
| ALOGW("FB is protected: PERMISSION_DENIED"); |
| return PERMISSION_DENIED; |
| } |
| renderScreenImplLocked(renderArea, traverseLayers, buffer, useIdentityTransform, regionSampling, |
| outSyncFd); |
| return NO_ERROR; |
| } |
| |
| void SurfaceFlinger::setInputWindowsFinished() { |
| Mutex::Autolock _l(mStateLock); |
| |
| mPendingSyncInputWindows = false; |
| |
| mTransactionCV.broadcast(); |
| } |
| |
| // --------------------------------------------------------------------------- |
| |
| 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::traverseLayersInDisplay(const sp<const DisplayDevice>& display, |
| 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->belongsToDisplay(display->getLayerStack(), false)) { |
| continue; |
| } |
| // relative layers are traversed in Layer::traverseInZOrder |
| layer->traverseInZOrder(LayerVector::StateSet::Drawing, [&](Layer* layer) { |
| if (!layer->belongsToDisplay(display->getLayerStack(), false)) { |
| return; |
| } |
| if (!layer->isVisible()) { |
| return; |
| } |
| visitor(layer); |
| }); |
| } |
| } |
| |
| status_t SurfaceFlinger::setDesiredDisplayConfigSpecsInternal( |
| const sp<DisplayDevice>& display, |
| const std::optional<scheduler::RefreshRateConfigs::Policy>& policy, bool overridePolicy) { |
| Mutex::Autolock lock(mStateLock); |
| |
| LOG_ALWAYS_FATAL_IF(!display->isPrimary() && overridePolicy, |
| "Can only set override policy on the primary display"); |
| LOG_ALWAYS_FATAL_IF(!policy && !overridePolicy, "Can only clear the override policy"); |
| |
| if (!display->isPrimary()) { |
| // TODO(b/144711714): For non-primary displays we should be able to set an active config |
| // as well. For now, just call directly to setActiveConfigWithConstraints but ideally |
| // it should go thru setDesiredActiveConfig, similar to primary display. |
| ALOGV("setAllowedDisplayConfigsInternal for non-primary display"); |
| const auto displayId = display->getId(); |
| LOG_ALWAYS_FATAL_IF(!displayId); |
| |
| hal::VsyncPeriodChangeConstraints constraints; |
| constraints.desiredTimeNanos = systemTime(); |
| constraints.seamlessRequired = false; |
| |
| hal::VsyncPeriodChangeTimeline timeline = {0, 0, 0}; |
| if (getHwComposer().setActiveConfigWithConstraints(*displayId, |
| policy->defaultConfig.value(), |
| constraints, &timeline) < 0) { |
| return BAD_VALUE; |
| } |
| if (timeline.refreshRequired) { |
| repaintEverythingForHWC(); |
| } |
| |
| display->setActiveConfig(policy->defaultConfig); |
| const nsecs_t vsyncPeriod = getHwComposer() |
| .getConfigs(*displayId)[policy->defaultConfig.value()] |
| ->getVsyncPeriod(); |
| mScheduler->onNonPrimaryDisplayConfigChanged(mAppConnectionHandle, display->getId()->value, |
| policy->defaultConfig, vsyncPeriod); |
| return NO_ERROR; |
| } |
| |
| if (mDebugDisplayConfigSetByBackdoor) { |
| // ignore this request as config is overridden by backdoor |
| return NO_ERROR; |
| } |
| |
| status_t setPolicyResult = overridePolicy |
| ? mRefreshRateConfigs->setOverridePolicy(policy) |
| : mRefreshRateConfigs->setDisplayManagerPolicy(*policy); |
| if (setPolicyResult < 0) { |
| return BAD_VALUE; |
| } |
| if (setPolicyResult == scheduler::RefreshRateConfigs::CURRENT_POLICY_UNCHANGED) { |
| return NO_ERROR; |
| } |
| scheduler::RefreshRateConfigs::Policy currentPolicy = mRefreshRateConfigs->getCurrentPolicy(); |
| |
| ALOGV("Setting desired display config specs: defaultConfig: %d primaryRange: [%.0f %.0f]" |
| " expandedRange: [%.0f %.0f]", |
| currentPolicy.defaultConfig.value(), currentPolicy.primaryRange.min, |
| currentPolicy.primaryRange.max, currentPolicy.appRequestRange.min, |
| currentPolicy.appRequestRange.max); |
| |
| // TODO(b/140204874): Leave the event in until we do proper testing with all apps that might |
| // be depending in this callback. |
| const nsecs_t vsyncPeriod = |
| mRefreshRateConfigs->getRefreshRateFromConfigId(display->getActiveConfig()) |
| .getVsyncPeriod(); |
| mScheduler->onPrimaryDisplayConfigChanged(mAppConnectionHandle, display->getId()->value, |
| display->getActiveConfig(), vsyncPeriod); |
| toggleKernelIdleTimer(); |
| |
| auto configId = mScheduler->getPreferredConfigId(); |
| auto& preferredRefreshRate = configId |
| ? mRefreshRateConfigs->getRefreshRateFromConfigId(*configId) |
| // NOTE: Choose the default config ID, if Scheduler doesn't have one in mind. |
| : mRefreshRateConfigs->getRefreshRateFromConfigId(currentPolicy.defaultConfig); |
| ALOGV("trying to switch to Scheduler preferred config %d (%s)", |
| preferredRefreshRate.getConfigId().value(), preferredRefreshRate.getName().c_str()); |
| |
| if (isDisplayConfigAllowed(preferredRefreshRate.getConfigId())) { |
| ALOGV("switching to Scheduler preferred config %d", |
| preferredRefreshRate.getConfigId().value()); |
| setDesiredActiveConfig( |
| {preferredRefreshRate.getConfigId(), Scheduler::ConfigEvent::Changed}); |
| } else { |
| LOG_ALWAYS_FATAL("Desired config not allowed: %d", |
| preferredRefreshRate.getConfigId().value()); |
| } |
| |
| return NO_ERROR; |
| } |
| |
| status_t SurfaceFlinger::setDesiredDisplayConfigSpecs(const sp<IBinder>& displayToken, |
| int32_t defaultConfig, |
| float primaryRefreshRateMin, |
| float primaryRefreshRateMax, |
| float appRequestRefreshRateMin, |
| float appRequestRefreshRateMax) { |
| ATRACE_CALL(); |
| |
| if (!displayToken) { |
| return BAD_VALUE; |
| } |
| |
| auto future = schedule([=]() -> status_t { |
| const auto display = ON_MAIN_THREAD(getDisplayDeviceLocked(displayToken)); |
| if (!display) { |
| ALOGE("Attempt to set desired display configs for invalid display token %p", |
| displayToken.get()); |
| return NAME_NOT_FOUND; |
| } else if (display->isVirtual()) { |
| ALOGW("Attempt to set desired display configs for virtual display"); |
| return INVALID_OPERATION; |
| } else { |
| using Policy = scheduler::RefreshRateConfigs::Policy; |
| const Policy policy{HwcConfigIndexType(defaultConfig), |
| {primaryRefreshRateMin, primaryRefreshRateMax}, |
| {appRequestRefreshRateMin, appRequestRefreshRateMax}}; |
| constexpr bool kOverridePolicy = false; |
| |
| return setDesiredDisplayConfigSpecsInternal(display, policy, kOverridePolicy); |
| } |
| }); |
| |
| return future.get(); |
| } |
| |
| status_t SurfaceFlinger::getDesiredDisplayConfigSpecs(const sp<IBinder>& displayToken, |
| int32_t* outDefaultConfig, |
| float* outPrimaryRefreshRateMin, |
| float* outPrimaryRefreshRateMax, |
| float* outAppRequestRefreshRateMin, |
| float* outAppRequestRefreshRateMax) { |
| ATRACE_CALL(); |
| |
| if (!displayToken || !outDefaultConfig || !outPrimaryRefreshRateMin || |
| !outPrimaryRefreshRateMax || !outAppRequestRefreshRateMin || !outAppRequestRefreshRateMax) { |
| return BAD_VALUE; |
| } |
| |
| Mutex::Autolock lock(mStateLock); |
| const auto display = getDisplayDeviceLocked(displayToken); |
| if (!display) { |
| return NAME_NOT_FOUND; |
| } |
| |
| if (display->isPrimary()) { |
| scheduler::RefreshRateConfigs::Policy policy = |
| mRefreshRateConfigs->getDisplayManagerPolicy(); |
| *outDefaultConfig = policy.defaultConfig.value(); |
| *outPrimaryRefreshRateMin = policy.primaryRange.min; |
| *outPrimaryRefreshRateMax = policy.primaryRange.max; |
| *outAppRequestRefreshRateMin = policy.appRequestRange.min; |
| *outAppRequestRefreshRateMax = policy.appRequestRange.max; |
| return NO_ERROR; |
| } else if (display->isVirtual()) { |
| return INVALID_OPERATION; |
| } else { |
| const auto displayId = display->getId(); |
| LOG_FATAL_IF(!displayId); |
| |
| *outDefaultConfig = getHwComposer().getActiveConfigIndex(*displayId); |
| auto vsyncPeriod = getHwComposer().getActiveConfig(*displayId)->getVsyncPeriod(); |
| *outPrimaryRefreshRateMin = 1e9f / vsyncPeriod; |
| *outPrimaryRefreshRateMax = 1e9f / vsyncPeriod; |
| *outAppRequestRefreshRateMin = 1e9f / vsyncPeriod; |
| *outAppRequestRefreshRateMax = 1e9f / vsyncPeriod; |
| return NO_ERROR; |
| } |
| } |
| |
| void SurfaceFlinger::SetInputWindowsListener::onSetInputWindowsFinished() { |
| mFlinger->setInputWindowsFinished(); |
| } |
| |
| wp<Layer> SurfaceFlinger::fromHandle(const sp<IBinder>& handle) { |
| Mutex::Autolock _l(mStateLock); |
| return fromHandleLocked(handle); |
| } |
| |
| wp<Layer> SurfaceFlinger::fromHandleLocked(const sp<IBinder>& handle) { |
| BBinder* b = nullptr; |
| if (handle) { |
| b = handle->localBinder(); |
| } |
| if (b == nullptr) { |
| return nullptr; |
| } |
| auto it = mLayersByLocalBinderToken.find(b); |
| if (it != mLayersByLocalBinderToken.end()) { |
| return it->second; |
| } |
| return nullptr; |
| } |
| |
| void SurfaceFlinger::onLayerFirstRef(Layer* layer) { |
| mNumLayers++; |
| mScheduler->registerLayer(layer); |
| } |
| |
| void SurfaceFlinger::onLayerDestroyed(Layer* layer) { |
| mNumLayers--; |
| removeFromOffscreenLayers(layer); |
| } |
| |
| // 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::removeFromOffscreenLayers(Layer* layer) { |
| for (auto& child : layer->getCurrentChildren()) { |
| mOffscreenLayers.emplace(child.get()); |
| } |
| mOffscreenLayers.erase(layer); |
| } |
| |
| void SurfaceFlinger::bufferErased(const client_cache_t& clientCacheId) { |
| getRenderEngine().unbindExternalTextureBuffer(clientCacheId.id); |
| } |
| |
| 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) { |
| if (!ValidateFrameRate(frameRate, compatibility, "SurfaceFlinger::setFrameRate")) { |
| return BAD_VALUE; |
| } |
| |
| static_cast<void>(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; |
| } |
| |
| if (layer->setFrameRate( |
| Layer::FrameRate(frameRate, |
| Layer::FrameRate::convertCompatibility(compatibility)))) { |
| 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::acquireFrameRateFlexibilityToken(sp<IBinder>* outToken) { |
| if (!outToken) { |
| return BAD_VALUE; |
| } |
| |
| auto future = schedule([this] { |
| status_t result = NO_ERROR; |
| sp<IBinder> token; |
| |
| if (mFrameRateFlexibilityTokenCount == 0) { |
| const auto display = ON_MAIN_THREAD(getDefaultDisplayDeviceLocked()); |
| |
| // This is a little racy, but not in a way that hurts anything. As we grab the |
| // defaultConfig from the display manager policy, we could be setting a new display |
| // manager policy, leaving us using a stale defaultConfig. The defaultConfig 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.defaultConfig = |
| mRefreshRateConfigs->getDisplayManagerPolicy().defaultConfig; |
| overridePolicy.allowGroupSwitching = true; |
| constexpr bool kOverridePolicy = true; |
| result = setDesiredDisplayConfigSpecsInternal(display, overridePolicy, kOverridePolicy); |
| } |
| |
| if (result == NO_ERROR) { |
| mFrameRateFlexibilityTokenCount++; |
| // Handing out a reference to the SurfaceFlinger object, as we're doing in the line |
| // below, is something to consider carefully. The lifetime of the |
| // FrameRateFlexibilityToken isn't tied to SurfaceFlinger object lifetime, so if this |
| // SurfaceFlinger object were to be destroyed while the token still exists, the token |
| // destructor would be accessing a stale SurfaceFlinger reference, and crash. This is ok |
| // in this case, for two reasons: |
| // 1. Once SurfaceFlinger::run() is called by main_surfaceflinger.cpp, the only way |
| // the program exits is via a crash. So we won't have a situation where the |
| // SurfaceFlinger object is dead but the process is still up. |
| // 2. The frame rate flexibility token is acquired/released only by CTS tests, so even |
| // if condition 1 were changed, the problem would only show up when running CTS tests, |
| // not on end user devices, so we could spot it and fix it without serious impact. |
| token = new FrameRateFlexibilityToken( |
| [this]() { onFrameRateFlexibilityTokenReleased(); }); |
| ALOGD("Frame rate flexibility token acquired. count=%d", |
| mFrameRateFlexibilityTokenCount); |
| } |
| |
| return std::make_pair(result, token); |
| }); |
| |
| status_t result; |
| std::tie(result, *outToken) = future.get(); |
| return result; |
| } |
| |
| void SurfaceFlinger::onFrameRateFlexibilityTokenReleased() { |
| static_cast<void>(schedule([this] { |
| LOG_ALWAYS_FATAL_IF(mFrameRateFlexibilityTokenCount == 0, |
| "Failed tracking frame rate flexibility tokens"); |
| mFrameRateFlexibilityTokenCount--; |
| ALOGD("Frame rate flexibility token released. count=%d", mFrameRateFlexibilityTokenCount); |
| if (mFrameRateFlexibilityTokenCount == 0) { |
| const auto display = ON_MAIN_THREAD(getDefaultDisplayDeviceLocked()); |
| constexpr bool kOverridePolicy = true; |
| status_t result = setDesiredDisplayConfigSpecsInternal(display, {}, kOverridePolicy); |
| LOG_ALWAYS_FATAL_IF(result < 0, "Failed releasing frame rate flexibility token"); |
| } |
| })); |
| } |
| |
| void SurfaceFlinger::enableRefreshRateOverlay(bool enable) { |
| static_cast<void>(schedule([=] { |
| std::unique_ptr<RefreshRateOverlay> overlay; |
| if (enable) { |
| overlay = std::make_unique<RefreshRateOverlay>(*this); |
| } |
| |
| { |
| Mutex::Autolock lock(mStateLock); |
| |
| // Destroy the layer of the current overlay, if any, outside the lock. |
| mRefreshRateOverlay.swap(overlay); |
| if (!mRefreshRateOverlay) return; |
| |
| if (const auto display = getDefaultDisplayDeviceLocked()) { |
| mRefreshRateOverlay->setViewport(display->getSize()); |
| } |
| |
| mRefreshRateOverlay->changeRefreshRate(mRefreshRateConfigs->getCurrentRefreshRate()); |
| } |
| })); |
| } |
| |
| } // 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" |