| /* |
| * Copyright 2018 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. |
| */ |
| |
| #undef LOG_TAG |
| #define LOG_TAG "Scheduler" |
| #define ATRACE_TAG ATRACE_TAG_GRAPHICS |
| |
| #include "Scheduler.h" |
| |
| #include <android-base/stringprintf.h> |
| #include <android/hardware/configstore/1.0/ISurfaceFlingerConfigs.h> |
| #include <android/hardware/configstore/1.1/ISurfaceFlingerConfigs.h> |
| #include <configstore/Utils.h> |
| #include <cutils/properties.h> |
| #include <input/InputWindow.h> |
| #include <system/window.h> |
| #include <ui/DisplayStatInfo.h> |
| #include <utils/Timers.h> |
| #include <utils/Trace.h> |
| |
| #include <algorithm> |
| #include <cinttypes> |
| #include <cstdint> |
| #include <functional> |
| #include <memory> |
| #include <numeric> |
| |
| #include "../Layer.h" |
| #include "DispSync.h" |
| #include "DispSyncSource.h" |
| #include "EventControlThread.h" |
| #include "EventThread.h" |
| #include "InjectVSyncSource.h" |
| #include "OneShotTimer.h" |
| #include "SchedulerUtils.h" |
| #include "SurfaceFlingerProperties.h" |
| #include "Timer.h" |
| #include "VSyncDispatchTimerQueue.h" |
| #include "VSyncPredictor.h" |
| #include "VSyncReactor.h" |
| |
| #define RETURN_IF_INVALID_HANDLE(handle, ...) \ |
| do { \ |
| if (mConnections.count(handle) == 0) { \ |
| ALOGE("Invalid connection handle %" PRIuPTR, handle.id); \ |
| return __VA_ARGS__; \ |
| } \ |
| } while (false) |
| |
| namespace android { |
| |
| std::unique_ptr<DispSync> createDispSync() { |
| // TODO (140302863) remove this and use the vsync_reactor system. |
| if (property_get_bool("debug.sf.vsync_reactor", true)) { |
| // TODO (144707443) tune Predictor tunables. |
| static constexpr int default_rate = 60; |
| static constexpr auto initial_period = |
| std::chrono::duration<nsecs_t, std::ratio<1, default_rate>>(1); |
| static constexpr size_t vsyncTimestampHistorySize = 20; |
| static constexpr size_t minimumSamplesForPrediction = 6; |
| static constexpr uint32_t discardOutlierPercent = 20; |
| auto tracker = std::make_unique< |
| scheduler::VSyncPredictor>(std::chrono::duration_cast<std::chrono::nanoseconds>( |
| initial_period) |
| .count(), |
| vsyncTimestampHistorySize, minimumSamplesForPrediction, |
| discardOutlierPercent); |
| |
| static constexpr auto vsyncMoveThreshold = |
| std::chrono::duration_cast<std::chrono::nanoseconds>(3ms); |
| static constexpr auto timerSlack = |
| std::chrono::duration_cast<std::chrono::nanoseconds>(500us); |
| auto dispatch = std::make_unique< |
| scheduler::VSyncDispatchTimerQueue>(std::make_unique<scheduler::Timer>(), *tracker, |
| timerSlack.count(), vsyncMoveThreshold.count()); |
| |
| static constexpr size_t pendingFenceLimit = 20; |
| return std::make_unique<scheduler::VSyncReactor>(std::make_unique<scheduler::SystemClock>(), |
| std::move(dispatch), std::move(tracker), |
| pendingFenceLimit); |
| } else { |
| return std::make_unique<impl::DispSync>("SchedulerDispSync", |
| sysprop::running_without_sync_framework(true)); |
| } |
| } |
| |
| Scheduler::Scheduler(impl::EventControlThread::SetVSyncEnabledFunction function, |
| const scheduler::RefreshRateConfigs& refreshRateConfig, |
| ISchedulerCallback& schedulerCallback, bool useContentDetectionV2, |
| bool useContentDetection) |
| : mPrimaryDispSync(createDispSync()), |
| mEventControlThread(new impl::EventControlThread(std::move(function))), |
| mSupportKernelTimer(sysprop::support_kernel_idle_timer(false)), |
| mSchedulerCallback(schedulerCallback), |
| mRefreshRateConfigs(refreshRateConfig), |
| mUseContentDetection(useContentDetection), |
| mUseContentDetectionV2(useContentDetectionV2) { |
| using namespace sysprop; |
| |
| if (mUseContentDetectionV2) { |
| mLayerHistory = std::make_unique<scheduler::impl::LayerHistoryV2>(); |
| } else { |
| mLayerHistory = std::make_unique<scheduler::impl::LayerHistory>(); |
| } |
| |
| const int setIdleTimerMs = property_get_int32("debug.sf.set_idle_timer_ms", 0); |
| |
| if (const auto millis = setIdleTimerMs ? setIdleTimerMs : set_idle_timer_ms(0); millis > 0) { |
| const auto callback = mSupportKernelTimer ? &Scheduler::kernelIdleTimerCallback |
| : &Scheduler::idleTimerCallback; |
| mIdleTimer.emplace( |
| std::chrono::milliseconds(millis), |
| [this, callback] { std::invoke(callback, this, TimerState::Reset); }, |
| [this, callback] { std::invoke(callback, this, TimerState::Expired); }); |
| mIdleTimer->start(); |
| } |
| |
| if (const int64_t millis = set_touch_timer_ms(0); millis > 0) { |
| // Touch events are coming to SF every 100ms, so the timer needs to be higher than that |
| mTouchTimer.emplace( |
| std::chrono::milliseconds(millis), |
| [this] { touchTimerCallback(TimerState::Reset); }, |
| [this] { touchTimerCallback(TimerState::Expired); }); |
| mTouchTimer->start(); |
| } |
| |
| if (const int64_t millis = set_display_power_timer_ms(0); millis > 0) { |
| mDisplayPowerTimer.emplace( |
| std::chrono::milliseconds(millis), |
| [this] { displayPowerTimerCallback(TimerState::Reset); }, |
| [this] { displayPowerTimerCallback(TimerState::Expired); }); |
| mDisplayPowerTimer->start(); |
| } |
| } |
| |
| Scheduler::Scheduler(std::unique_ptr<DispSync> primaryDispSync, |
| std::unique_ptr<EventControlThread> eventControlThread, |
| const scheduler::RefreshRateConfigs& configs, |
| ISchedulerCallback& schedulerCallback, bool useContentDetectionV2, |
| bool useContentDetection) |
| : mPrimaryDispSync(std::move(primaryDispSync)), |
| mEventControlThread(std::move(eventControlThread)), |
| mSupportKernelTimer(false), |
| mSchedulerCallback(schedulerCallback), |
| mRefreshRateConfigs(configs), |
| mUseContentDetection(useContentDetection), |
| mUseContentDetectionV2(useContentDetectionV2) {} |
| |
| Scheduler::~Scheduler() { |
| // Ensure the OneShotTimer threads are joined before we start destroying state. |
| mDisplayPowerTimer.reset(); |
| mTouchTimer.reset(); |
| mIdleTimer.reset(); |
| } |
| |
| DispSync& Scheduler::getPrimaryDispSync() { |
| return *mPrimaryDispSync; |
| } |
| |
| std::unique_ptr<VSyncSource> Scheduler::makePrimaryDispSyncSource(const char* name, |
| nsecs_t phaseOffsetNs) { |
| return std::make_unique<DispSyncSource>(mPrimaryDispSync.get(), phaseOffsetNs, |
| true /* traceVsync */, name); |
| } |
| |
| Scheduler::ConnectionHandle Scheduler::createConnection( |
| const char* connectionName, nsecs_t phaseOffsetNs, |
| impl::EventThread::InterceptVSyncsCallback interceptCallback) { |
| auto vsyncSource = makePrimaryDispSyncSource(connectionName, phaseOffsetNs); |
| auto eventThread = std::make_unique<impl::EventThread>(std::move(vsyncSource), |
| std::move(interceptCallback)); |
| return createConnection(std::move(eventThread)); |
| } |
| |
| Scheduler::ConnectionHandle Scheduler::createConnection(std::unique_ptr<EventThread> eventThread) { |
| const ConnectionHandle handle = ConnectionHandle{mNextConnectionHandleId++}; |
| ALOGV("Creating a connection handle with ID %" PRIuPTR, handle.id); |
| |
| auto connection = |
| createConnectionInternal(eventThread.get(), ISurfaceComposer::eConfigChangedSuppress); |
| |
| mConnections.emplace(handle, Connection{connection, std::move(eventThread)}); |
| return handle; |
| } |
| |
| sp<EventThreadConnection> Scheduler::createConnectionInternal( |
| EventThread* eventThread, ISurfaceComposer::ConfigChanged configChanged) { |
| return eventThread->createEventConnection([&] { resync(); }, configChanged); |
| } |
| |
| sp<IDisplayEventConnection> Scheduler::createDisplayEventConnection( |
| ConnectionHandle handle, ISurfaceComposer::ConfigChanged configChanged) { |
| RETURN_IF_INVALID_HANDLE(handle, nullptr); |
| return createConnectionInternal(mConnections[handle].thread.get(), configChanged); |
| } |
| |
| sp<EventThreadConnection> Scheduler::getEventConnection(ConnectionHandle handle) { |
| RETURN_IF_INVALID_HANDLE(handle, nullptr); |
| return mConnections[handle].connection; |
| } |
| |
| void Scheduler::onHotplugReceived(ConnectionHandle handle, PhysicalDisplayId displayId, |
| bool connected) { |
| RETURN_IF_INVALID_HANDLE(handle); |
| mConnections[handle].thread->onHotplugReceived(displayId, connected); |
| } |
| |
| void Scheduler::onScreenAcquired(ConnectionHandle handle) { |
| RETURN_IF_INVALID_HANDLE(handle); |
| mConnections[handle].thread->onScreenAcquired(); |
| } |
| |
| void Scheduler::onScreenReleased(ConnectionHandle handle) { |
| RETURN_IF_INVALID_HANDLE(handle); |
| mConnections[handle].thread->onScreenReleased(); |
| } |
| |
| void Scheduler::onConfigChanged(ConnectionHandle handle, PhysicalDisplayId displayId, |
| HwcConfigIndexType configId, nsecs_t vsyncPeriod) { |
| RETURN_IF_INVALID_HANDLE(handle); |
| mConnections[handle].thread->onConfigChanged(displayId, configId, vsyncPeriod); |
| } |
| |
| size_t Scheduler::getEventThreadConnectionCount(ConnectionHandle handle) { |
| RETURN_IF_INVALID_HANDLE(handle, 0); |
| return mConnections[handle].thread->getEventThreadConnectionCount(); |
| } |
| |
| void Scheduler::dump(ConnectionHandle handle, std::string& result) const { |
| RETURN_IF_INVALID_HANDLE(handle); |
| mConnections.at(handle).thread->dump(result); |
| } |
| |
| void Scheduler::setPhaseOffset(ConnectionHandle handle, nsecs_t phaseOffset) { |
| RETURN_IF_INVALID_HANDLE(handle); |
| mConnections[handle].thread->setPhaseOffset(phaseOffset); |
| } |
| |
| void Scheduler::getDisplayStatInfo(DisplayStatInfo* stats) { |
| stats->vsyncTime = mPrimaryDispSync->computeNextRefresh(0, systemTime()); |
| stats->vsyncPeriod = mPrimaryDispSync->getPeriod(); |
| } |
| |
| Scheduler::ConnectionHandle Scheduler::enableVSyncInjection(bool enable) { |
| if (mInjectVSyncs == enable) { |
| return {}; |
| } |
| |
| ALOGV("%s VSYNC injection", enable ? "Enabling" : "Disabling"); |
| |
| if (!mInjectorConnectionHandle) { |
| auto vsyncSource = std::make_unique<InjectVSyncSource>(); |
| mVSyncInjector = vsyncSource.get(); |
| |
| auto eventThread = |
| std::make_unique<impl::EventThread>(std::move(vsyncSource), |
| impl::EventThread::InterceptVSyncsCallback()); |
| |
| mInjectorConnectionHandle = createConnection(std::move(eventThread)); |
| } |
| |
| mInjectVSyncs = enable; |
| return mInjectorConnectionHandle; |
| } |
| |
| bool Scheduler::injectVSync(nsecs_t when, nsecs_t expectedVSyncTime) { |
| if (!mInjectVSyncs || !mVSyncInjector) { |
| return false; |
| } |
| |
| mVSyncInjector->onInjectSyncEvent(when, expectedVSyncTime); |
| return true; |
| } |
| |
| void Scheduler::enableHardwareVsync() { |
| std::lock_guard<std::mutex> lock(mHWVsyncLock); |
| if (!mPrimaryHWVsyncEnabled && mHWVsyncAvailable) { |
| mPrimaryDispSync->beginResync(); |
| mEventControlThread->setVsyncEnabled(true); |
| mPrimaryHWVsyncEnabled = true; |
| } |
| } |
| |
| void Scheduler::disableHardwareVsync(bool makeUnavailable) { |
| std::lock_guard<std::mutex> lock(mHWVsyncLock); |
| if (mPrimaryHWVsyncEnabled) { |
| mEventControlThread->setVsyncEnabled(false); |
| mPrimaryDispSync->endResync(); |
| mPrimaryHWVsyncEnabled = false; |
| } |
| if (makeUnavailable) { |
| mHWVsyncAvailable = false; |
| } |
| } |
| |
| void Scheduler::resyncToHardwareVsync(bool makeAvailable, nsecs_t period) { |
| { |
| std::lock_guard<std::mutex> lock(mHWVsyncLock); |
| if (makeAvailable) { |
| mHWVsyncAvailable = makeAvailable; |
| } else if (!mHWVsyncAvailable) { |
| // Hardware vsync is not currently available, so abort the resync |
| // attempt for now |
| return; |
| } |
| } |
| |
| if (period <= 0) { |
| return; |
| } |
| |
| setVsyncPeriod(period); |
| } |
| |
| void Scheduler::resync() { |
| static constexpr nsecs_t kIgnoreDelay = ms2ns(750); |
| |
| const nsecs_t now = systemTime(); |
| const nsecs_t last = mLastResyncTime.exchange(now); |
| |
| if (now - last > kIgnoreDelay) { |
| resyncToHardwareVsync(false, mRefreshRateConfigs.getCurrentRefreshRate().getVsyncPeriod()); |
| } |
| } |
| |
| void Scheduler::setVsyncPeriod(nsecs_t period) { |
| std::lock_guard<std::mutex> lock(mHWVsyncLock); |
| mPrimaryDispSync->setPeriod(period); |
| |
| if (!mPrimaryHWVsyncEnabled) { |
| mPrimaryDispSync->beginResync(); |
| mEventControlThread->setVsyncEnabled(true); |
| mPrimaryHWVsyncEnabled = true; |
| } |
| } |
| |
| void Scheduler::addResyncSample(nsecs_t timestamp, std::optional<nsecs_t> hwcVsyncPeriod, |
| bool* periodFlushed) { |
| bool needsHwVsync = false; |
| *periodFlushed = false; |
| { // Scope for the lock |
| std::lock_guard<std::mutex> lock(mHWVsyncLock); |
| if (mPrimaryHWVsyncEnabled) { |
| needsHwVsync = |
| mPrimaryDispSync->addResyncSample(timestamp, hwcVsyncPeriod, periodFlushed); |
| } |
| } |
| |
| if (needsHwVsync) { |
| enableHardwareVsync(); |
| } else { |
| disableHardwareVsync(false); |
| } |
| } |
| |
| void Scheduler::addPresentFence(const std::shared_ptr<FenceTime>& fenceTime) { |
| if (mPrimaryDispSync->addPresentFence(fenceTime)) { |
| enableHardwareVsync(); |
| } else { |
| disableHardwareVsync(false); |
| } |
| } |
| |
| void Scheduler::setIgnorePresentFences(bool ignore) { |
| mPrimaryDispSync->setIgnorePresentFences(ignore); |
| } |
| |
| nsecs_t Scheduler::getDispSyncExpectedPresentTime(nsecs_t now) { |
| return mPrimaryDispSync->expectedPresentTime(now); |
| } |
| |
| void Scheduler::registerLayer(Layer* layer) { |
| if (!mLayerHistory) return; |
| |
| // If the content detection feature is off, all layers are registered at NoVote. We still |
| // keep the layer history, since we use it for other features (like Frame Rate API), so layers |
| // still need to be registered. |
| if (!mUseContentDetection) { |
| mLayerHistory->registerLayer(layer, mRefreshRateConfigs.getMinRefreshRate().getFps(), |
| mRefreshRateConfigs.getMaxRefreshRate().getFps(), |
| scheduler::LayerHistory::LayerVoteType::NoVote); |
| return; |
| } |
| |
| // In V1 of content detection, all layers are registered as Heuristic (unless it's wallpaper). |
| if (!mUseContentDetectionV2) { |
| const auto lowFps = mRefreshRateConfigs.getMinRefreshRate().getFps(); |
| const auto highFps = layer->getWindowType() == InputWindowInfo::TYPE_WALLPAPER |
| ? lowFps |
| : mRefreshRateConfigs.getMaxRefreshRate().getFps(); |
| |
| mLayerHistory->registerLayer(layer, lowFps, highFps, |
| scheduler::LayerHistory::LayerVoteType::Heuristic); |
| } else { |
| if (layer->getWindowType() == InputWindowInfo::TYPE_WALLPAPER) { |
| // Running Wallpaper at Min is considered as part of content detection. |
| mLayerHistory->registerLayer(layer, mRefreshRateConfigs.getMinRefreshRate().getFps(), |
| mRefreshRateConfigs.getMaxRefreshRate().getFps(), |
| scheduler::LayerHistory::LayerVoteType::Min); |
| } else if (layer->getWindowType() == InputWindowInfo::TYPE_STATUS_BAR) { |
| mLayerHistory->registerLayer(layer, mRefreshRateConfigs.getMinRefreshRate().getFps(), |
| mRefreshRateConfigs.getMaxRefreshRate().getFps(), |
| scheduler::LayerHistory::LayerVoteType::NoVote); |
| } else { |
| mLayerHistory->registerLayer(layer, mRefreshRateConfigs.getMinRefreshRate().getFps(), |
| mRefreshRateConfigs.getMaxRefreshRate().getFps(), |
| scheduler::LayerHistory::LayerVoteType::Heuristic); |
| } |
| } |
| } |
| |
| void Scheduler::recordLayerHistory(Layer* layer, nsecs_t presentTime) { |
| if (mLayerHistory) { |
| mLayerHistory->record(layer, presentTime, systemTime()); |
| } |
| } |
| |
| void Scheduler::chooseRefreshRateForContent() { |
| if (!mLayerHistory) return; |
| |
| ATRACE_CALL(); |
| |
| scheduler::LayerHistory::Summary summary = mLayerHistory->summarize(systemTime()); |
| HwcConfigIndexType newConfigId; |
| { |
| std::lock_guard<std::mutex> lock(mFeatureStateLock); |
| if (mFeatures.contentRequirements == summary) { |
| return; |
| } |
| mFeatures.contentRequirements = summary; |
| mFeatures.contentDetectionV1 = |
| !summary.empty() ? ContentDetectionState::On : ContentDetectionState::Off; |
| |
| newConfigId = calculateRefreshRateConfigIndexType(); |
| if (mFeatures.configId == newConfigId) { |
| return; |
| } |
| mFeatures.configId = newConfigId; |
| auto& newRefreshRate = mRefreshRateConfigs.getRefreshRateFromConfigId(newConfigId); |
| mSchedulerCallback.changeRefreshRate(newRefreshRate, ConfigEvent::Changed); |
| } |
| } |
| |
| void Scheduler::resetIdleTimer() { |
| if (mIdleTimer) { |
| mIdleTimer->reset(); |
| } |
| } |
| |
| void Scheduler::notifyTouchEvent() { |
| if (!mTouchTimer) return; |
| |
| // Touch event will boost the refresh rate to performance. |
| // Clear Layer History to get fresh FPS detection. |
| // NOTE: Instead of checking all the layers, we should be checking the layer |
| // that is currently on top. b/142507166 will give us this capability. |
| std::lock_guard<std::mutex> lock(mFeatureStateLock); |
| if (mLayerHistory) { |
| // Layer History will be cleared based on RefreshRateConfigs::getBestRefreshRate |
| |
| mTouchTimer->reset(); |
| |
| if (mSupportKernelTimer && mIdleTimer) { |
| mIdleTimer->reset(); |
| } |
| } |
| } |
| |
| void Scheduler::setDisplayPowerState(bool normal) { |
| { |
| std::lock_guard<std::mutex> lock(mFeatureStateLock); |
| mFeatures.isDisplayPowerStateNormal = normal; |
| } |
| |
| if (mDisplayPowerTimer) { |
| mDisplayPowerTimer->reset(); |
| } |
| |
| // Display Power event will boost the refresh rate to performance. |
| // Clear Layer History to get fresh FPS detection |
| if (mLayerHistory) { |
| mLayerHistory->clear(); |
| } |
| } |
| |
| void Scheduler::kernelIdleTimerCallback(TimerState state) { |
| ATRACE_INT("ExpiredKernelIdleTimer", static_cast<int>(state)); |
| |
| // TODO(145561154): cleanup the kernel idle timer implementation and the refresh rate |
| // magic number |
| const auto& refreshRate = mRefreshRateConfigs.getCurrentRefreshRate(); |
| constexpr float FPS_THRESHOLD_FOR_KERNEL_TIMER = 65.0f; |
| if (state == TimerState::Reset && refreshRate.getFps() > FPS_THRESHOLD_FOR_KERNEL_TIMER) { |
| // If we're not in performance mode then the kernel timer shouldn't do |
| // anything, as the refresh rate during DPU power collapse will be the |
| // same. |
| resyncToHardwareVsync(true /* makeAvailable */, refreshRate.getVsyncPeriod()); |
| } else if (state == TimerState::Expired && |
| refreshRate.getFps() <= FPS_THRESHOLD_FOR_KERNEL_TIMER) { |
| // Disable HW VSYNC if the timer expired, as we don't need it enabled if |
| // we're not pushing frames, and if we're in PERFORMANCE mode then we'll |
| // need to update the DispSync model anyway. |
| disableHardwareVsync(false /* makeUnavailable */); |
| } |
| |
| mSchedulerCallback.kernelTimerChanged(state == TimerState::Expired); |
| } |
| |
| void Scheduler::idleTimerCallback(TimerState state) { |
| handleTimerStateChanged(&mFeatures.idleTimer, state, false /* eventOnContentDetection */); |
| ATRACE_INT("ExpiredIdleTimer", static_cast<int>(state)); |
| } |
| |
| void Scheduler::touchTimerCallback(TimerState state) { |
| const TouchState touch = state == TimerState::Reset ? TouchState::Active : TouchState::Inactive; |
| handleTimerStateChanged(&mFeatures.touch, touch, true /* eventOnContentDetection */); |
| ATRACE_INT("TouchState", static_cast<int>(touch)); |
| } |
| |
| void Scheduler::displayPowerTimerCallback(TimerState state) { |
| handleTimerStateChanged(&mFeatures.displayPowerTimer, state, |
| true /* eventOnContentDetection */); |
| ATRACE_INT("ExpiredDisplayPowerTimer", static_cast<int>(state)); |
| } |
| |
| void Scheduler::dump(std::string& result) const { |
| using base::StringAppendF; |
| const char* const states[] = {"off", "on"}; |
| |
| StringAppendF(&result, "+ Idle timer: %s\n", |
| mIdleTimer ? mIdleTimer->dump().c_str() : states[0]); |
| StringAppendF(&result, "+ Touch timer: %s\n", |
| mTouchTimer ? mTouchTimer->dump().c_str() : states[0]); |
| StringAppendF(&result, "+ Use content detection: %s\n\n", |
| sysprop::use_content_detection_for_refresh_rate(false) ? "on" : "off"); |
| } |
| |
| template <class T> |
| void Scheduler::handleTimerStateChanged(T* currentState, T newState, bool eventOnContentDetection) { |
| ConfigEvent event = ConfigEvent::None; |
| HwcConfigIndexType newConfigId; |
| { |
| std::lock_guard<std::mutex> lock(mFeatureStateLock); |
| if (*currentState == newState) { |
| return; |
| } |
| *currentState = newState; |
| newConfigId = calculateRefreshRateConfigIndexType(); |
| if (mFeatures.configId == newConfigId) { |
| return; |
| } |
| mFeatures.configId = newConfigId; |
| if (eventOnContentDetection && !mFeatures.contentRequirements.empty()) { |
| event = ConfigEvent::Changed; |
| } |
| } |
| const RefreshRate& newRefreshRate = mRefreshRateConfigs.getRefreshRateFromConfigId(newConfigId); |
| mSchedulerCallback.changeRefreshRate(newRefreshRate, event); |
| } |
| |
| HwcConfigIndexType Scheduler::calculateRefreshRateConfigIndexType() { |
| ATRACE_CALL(); |
| |
| // If Display Power is not in normal operation we want to be in performance mode. When coming |
| // back to normal mode, a grace period is given with DisplayPowerTimer. |
| if (mDisplayPowerTimer && |
| (!mFeatures.isDisplayPowerStateNormal || |
| mFeatures.displayPowerTimer == TimerState::Reset)) { |
| return mRefreshRateConfigs.getMaxRefreshRateByPolicy().getConfigId(); |
| } |
| |
| const bool touchActive = mTouchTimer && mFeatures.touch == TouchState::Active; |
| const bool idle = mIdleTimer && mFeatures.idleTimer == TimerState::Expired; |
| |
| if (!mUseContentDetectionV2) { |
| // As long as touch is active we want to be in performance mode. |
| if (touchActive) { |
| return mRefreshRateConfigs.getMaxRefreshRateByPolicy().getConfigId(); |
| } |
| |
| // If timer has expired as it means there is no new content on the screen. |
| if (idle) { |
| return mRefreshRateConfigs.getMinRefreshRateByPolicy().getConfigId(); |
| } |
| |
| // If content detection is off we choose performance as we don't know the content fps. |
| if (mFeatures.contentDetectionV1 == ContentDetectionState::Off) { |
| // NOTE: V1 always calls this, but this is not a default behavior for V2. |
| return mRefreshRateConfigs.getMaxRefreshRateByPolicy().getConfigId(); |
| } |
| |
| // Content detection is on, find the appropriate refresh rate with minimal error |
| return mRefreshRateConfigs.getRefreshRateForContent(mFeatures.contentRequirements) |
| .getConfigId(); |
| } |
| |
| bool touchConsidered; |
| const auto& ret = mRefreshRateConfigs |
| .getBestRefreshRate(mFeatures.contentRequirements, touchActive, idle, |
| &touchConsidered) |
| .getConfigId(); |
| if (touchConsidered) { |
| // Clear layer history if refresh rate was selected based on touch to allow |
| // the hueristic to pick up with the new rate. |
| mLayerHistory->clear(); |
| } |
| |
| return ret; |
| } |
| |
| std::optional<HwcConfigIndexType> Scheduler::getPreferredConfigId() { |
| std::lock_guard<std::mutex> lock(mFeatureStateLock); |
| // Make sure that the default config ID is first updated, before returned. |
| if (mFeatures.configId.has_value()) { |
| mFeatures.configId = calculateRefreshRateConfigIndexType(); |
| } |
| return mFeatures.configId; |
| } |
| |
| void Scheduler::onNewVsyncPeriodChangeTimeline(const hal::VsyncPeriodChangeTimeline& timeline) { |
| if (timeline.refreshRequired) { |
| mSchedulerCallback.repaintEverythingForHWC(); |
| } |
| |
| std::lock_guard<std::mutex> lock(mVsyncTimelineLock); |
| mLastVsyncPeriodChangeTimeline = std::make_optional(timeline); |
| |
| const auto maxAppliedTime = systemTime() + MAX_VSYNC_APPLIED_TIME.count(); |
| if (timeline.newVsyncAppliedTimeNanos > maxAppliedTime) { |
| mLastVsyncPeriodChangeTimeline->newVsyncAppliedTimeNanos = maxAppliedTime; |
| } |
| } |
| |
| void Scheduler::onDisplayRefreshed(nsecs_t timestamp) { |
| bool callRepaint = false; |
| { |
| std::lock_guard<std::mutex> lock(mVsyncTimelineLock); |
| if (mLastVsyncPeriodChangeTimeline && mLastVsyncPeriodChangeTimeline->refreshRequired) { |
| if (mLastVsyncPeriodChangeTimeline->refreshTimeNanos < timestamp) { |
| mLastVsyncPeriodChangeTimeline->refreshRequired = false; |
| } else { |
| // We need to send another refresh as refreshTimeNanos is still in the future |
| callRepaint = true; |
| } |
| } |
| } |
| |
| if (callRepaint) { |
| mSchedulerCallback.repaintEverythingForHWC(); |
| } |
| } |
| |
| void Scheduler::onPrimaryDisplayAreaChanged(uint32_t displayArea) { |
| if (mLayerHistory) { |
| mLayerHistory->setDisplayArea(displayArea); |
| } |
| } |
| |
| } // namespace android |