Remove release fence flags
ce_fence_promise and screenshot_fence_preservation flags
have been out for several releases. They can be deleted,
along with any obsolete code related to the flag removal.
Bug: 351894825
Test: atest SurfaceFlinger_test
Flag: EXEMPT flag removal
Change-Id: Iba6166358c96ff6cfe5c64b68640fcd992c4089f
diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index cad179c..acf50f0 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -2758,16 +2758,6 @@
compositionengine::Feature::kSnapshotLayerMetadata);
refreshArgs.bufferIdsToUncache = std::move(mBufferIdsToUncache);
-
- if (!FlagManager::getInstance().ce_fence_promise()) {
- refreshArgs.layersWithQueuedFrames.reserve(mLayersWithQueuedFrames.size());
- for (auto& [layer, _] : mLayersWithQueuedFrames) {
- if (const auto& layerFE = layer->getCompositionEngineLayerFE(
- {static_cast<uint32_t>(layer->sequence)}))
- refreshArgs.layersWithQueuedFrames.push_back(layerFE);
- }
- }
-
refreshArgs.outputColorSetting = mDisplayColorSetting;
refreshArgs.forceOutputColorMode = mForceColorMode;
@@ -2831,51 +2821,35 @@
layer->onPreComposition(refreshArgs.refreshStartTime);
}
- if (FlagManager::getInstance().ce_fence_promise()) {
- for (auto& [layer, layerFE] : layers) {
- attachReleaseFenceFutureToLayer(layer, layerFE,
- layerFE->mSnapshot->outputFilter.layerStack);
- }
+ for (auto& [layer, layerFE] : layers) {
+ attachReleaseFenceFutureToLayer(layer, layerFE,
+ layerFE->mSnapshot->outputFilter.layerStack);
+ }
- refreshArgs.layersWithQueuedFrames.reserve(mLayersWithQueuedFrames.size());
- for (auto& [layer, _] : mLayersWithQueuedFrames) {
- if (const auto& layerFE = layer->getCompositionEngineLayerFE(
- {static_cast<uint32_t>(layer->sequence)})) {
- refreshArgs.layersWithQueuedFrames.push_back(layerFE);
- // Some layers are not displayed and do not yet have a future release fence
- if (layerFE->getReleaseFencePromiseStatus() ==
- LayerFE::ReleaseFencePromiseStatus::UNINITIALIZED ||
- layerFE->getReleaseFencePromiseStatus() ==
- LayerFE::ReleaseFencePromiseStatus::FULFILLED) {
- // layerStack is invalid because layer is not on a display
- attachReleaseFenceFutureToLayer(layer.get(), layerFE.get(),
- ui::INVALID_LAYER_STACK);
- }
+ refreshArgs.layersWithQueuedFrames.reserve(mLayersWithQueuedFrames.size());
+ for (auto& [layer, _] : mLayersWithQueuedFrames) {
+ if (const auto& layerFE =
+ layer->getCompositionEngineLayerFE({static_cast<uint32_t>(layer->sequence)})) {
+ refreshArgs.layersWithQueuedFrames.push_back(layerFE);
+ // Some layers are not displayed and do not yet have a future release fence
+ if (layerFE->getReleaseFencePromiseStatus() ==
+ LayerFE::ReleaseFencePromiseStatus::UNINITIALIZED ||
+ layerFE->getReleaseFencePromiseStatus() ==
+ LayerFE::ReleaseFencePromiseStatus::FULFILLED) {
+ // layerStack is invalid because layer is not on a display
+ attachReleaseFenceFutureToLayer(layer.get(), layerFE.get(),
+ ui::INVALID_LAYER_STACK);
}
}
+ }
- mCompositionEngine->present(refreshArgs);
- moveSnapshotsFromCompositionArgs(refreshArgs, layers);
+ mCompositionEngine->present(refreshArgs);
+ moveSnapshotsFromCompositionArgs(refreshArgs, layers);
- for (auto& [layer, layerFE] : layers) {
- CompositionResult compositionResult{layerFE->stealCompositionResult()};
- if (compositionResult.lastClientCompositionFence) {
- layer->setWasClientComposed(compositionResult.lastClientCompositionFence);
- }
- }
-
- } else {
- mCompositionEngine->present(refreshArgs);
- moveSnapshotsFromCompositionArgs(refreshArgs, layers);
-
- for (auto [layer, layerFE] : layers) {
- CompositionResult compositionResult{layerFE->stealCompositionResult()};
- for (auto& [releaseFence, layerStack] : compositionResult.releaseFences) {
- layer->onLayerDisplayed(std::move(releaseFence), layerStack);
- }
- if (compositionResult.lastClientCompositionFence) {
- layer->setWasClientComposed(compositionResult.lastClientCompositionFence);
- }
+ for (auto& [layer, layerFE] : layers) {
+ CompositionResult compositionResult{layerFE->stealCompositionResult()};
+ if (compositionResult.lastClientCompositionFence) {
+ layer->setWasClientComposed(compositionResult.lastClientCompositionFence);
}
}
@@ -3130,13 +3104,8 @@
auto optDisplay = layerStackToDisplay.get(layerStack);
if (optDisplay && !optDisplay->get()->isVirtual()) {
auto fence = getHwComposer().getPresentFence(optDisplay->get()->getPhysicalId());
- if (FlagManager::getInstance().ce_fence_promise()) {
- layer->prepareReleaseCallbacks(ftl::yield<FenceResult>(fence),
- ui::INVALID_LAYER_STACK);
- } else {
- layer->onLayerDisplayed(ftl::yield<FenceResult>(fence).share(),
- ui::INVALID_LAYER_STACK);
- }
+ layer->prepareReleaseCallbacks(ftl::yield<FenceResult>(fence),
+ ui::INVALID_LAYER_STACK);
}
}
layer->releasePendingBuffer(presentTime.ns());
@@ -7219,8 +7188,7 @@
return;
}
- if (FlagManager::getInstance().single_hop_screenshot() &&
- FlagManager::getInstance().ce_fence_promise() && mRenderEngine->isThreaded()) {
+ if (FlagManager::getInstance().single_hop_screenshot() && mRenderEngine->isThreaded()) {
std::vector<sp<LayerFE>> layerFEs;
auto displayState =
getSnapshotsFromMainThread(renderAreaBuilder, getLayerSnapshotsFn, layerFEs);
@@ -7461,10 +7429,8 @@
auto takeScreenshotFn = [=, this, renderAreaBuilder = std::move(renderAreaBuilder)]() REQUIRES(
kMainThreadContext) mutable -> ftl::SharedFuture<FenceResult> {
auto layers = getLayerSnapshotsFn();
- if (FlagManager::getInstance().ce_fence_promise()) {
- for (auto& [layer, layerFE] : layers) {
- attachReleaseFenceFutureToLayer(layer, layerFE.get(), ui::INVALID_LAYER_STACK);
- }
+ for (auto& [layer, layerFE] : layers) {
+ attachReleaseFenceFutureToLayer(layer, layerFE.get(), ui::INVALID_LAYER_STACK);
}
auto displayState = getDisplayStateFromRenderAreaBuilder(renderAreaBuilder);
@@ -7661,36 +7627,13 @@
// TODO(b/196334700) Once we use RenderEngineThreaded everywhere we can always defer the call
// to CompositionEngine::present.
ftl::SharedFuture<FenceResult> presentFuture;
- if (FlagManager::getInstance().single_hop_screenshot() &&
- FlagManager::getInstance().ce_fence_promise() && mRenderEngine->isThreaded()) {
+ if (FlagManager::getInstance().single_hop_screenshot() && mRenderEngine->isThreaded()) {
presentFuture = ftl::yield(present()).share();
} else {
presentFuture = mRenderEngine->isThreaded() ? ftl::defer(std::move(present)).share()
: ftl::yield(present()).share();
}
- if (!FlagManager::getInstance().ce_fence_promise()) {
- for (auto& [layer, layerFE] : layers) {
- layer->onLayerDisplayed(presentFuture, ui::INVALID_LAYER_STACK,
- [layerFE = std::move(layerFE)](FenceResult) {
- if (FlagManager::getInstance()
- .screenshot_fence_preservation()) {
- const auto compositionResult =
- layerFE->stealCompositionResult();
- const auto& fences = compositionResult.releaseFences;
- // CompositionEngine may choose to cull layers that
- // aren't visible, so pass a non-fence.
- return fences.empty() ? Fence::NO_FENCE
- : fences.back().first.get();
- } else {
- return layerFE->stealCompositionResult()
- .releaseFences.back()
- .first.get();
- }
- });
- }
- }
-
return presentFuture;
}