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-rw-r--r--libs/gui/LayerState.cpp11
-rw-r--r--libs/nativewindow/include/apex/window.h13
-rw-r--r--libs/nativewindow/include/system/window.h18
-rw-r--r--services/surfaceflinger/Layer.cpp2
-rw-r--r--services/surfaceflinger/RefreshRateOverlay.cpp42
-rw-r--r--services/surfaceflinger/SurfaceFlinger.cpp19
-rw-r--r--services/surfaceflinger/SurfaceFlinger.h3
-rw-r--r--services/surfaceflinger/TransactionState.h36
-rw-r--r--services/surfaceflinger/tests/unittests/SetFrameRateTest.cpp21
9 files changed, 101 insertions, 64 deletions
diff --git a/libs/gui/LayerState.cpp b/libs/gui/LayerState.cpp
index f7cd5c4f71..502031c8d8 100644
--- a/libs/gui/LayerState.cpp
+++ b/libs/gui/LayerState.cpp
@@ -16,8 +16,8 @@
#define LOG_TAG "LayerState"
-#include <apex/window.h>
-#include <inttypes.h>
+#include <cinttypes>
+#include <cmath>
#include <android/native_window.h>
#include <binder/Parcel.h>
@@ -25,10 +25,9 @@
#include <gui/ISurfaceComposerClient.h>
#include <gui/LayerState.h>
#include <private/gui/ParcelUtils.h>
+#include <system/window.h>
#include <utils/Errors.h>
-#include <cmath>
-
namespace android {
using gui::FocusRequest;
@@ -679,7 +678,9 @@ bool ValidateFrameRate(float frameRate, int8_t compatibility, int8_t changeFrame
if (compatibility != ANATIVEWINDOW_FRAME_RATE_COMPATIBILITY_DEFAULT &&
compatibility != ANATIVEWINDOW_FRAME_RATE_COMPATIBILITY_FIXED_SOURCE &&
- (!privileged || compatibility != ANATIVEWINDOW_FRAME_RATE_EXACT)) {
+ (!privileged ||
+ (compatibility != ANATIVEWINDOW_FRAME_RATE_EXACT &&
+ compatibility != ANATIVEWINDOW_FRAME_RATE_NO_VOTE))) {
ALOGE("%s failed - invalid compatibility value %d privileged: %s", functionName,
compatibility, privileged ? "yes" : "no");
return false;
diff --git a/libs/nativewindow/include/apex/window.h b/libs/nativewindow/include/apex/window.h
index 0923438eec..2d1354cdf1 100644
--- a/libs/nativewindow/include/apex/window.h
+++ b/libs/nativewindow/include/apex/window.h
@@ -39,19 +39,6 @@ enum ANativeWindowPerform {
// clang-format on
};
-/*
- * Internal extension of compatibility value for ANativeWindow_setFrameRate. */
-enum ANativeWindow_FrameRateCompatibilityInternal {
- /**
- * This surface belongs to an app on the High Refresh Rate Deny list, and needs the display
- * to operate at the exact frame rate.
- *
- * This is used internally by the platform and should not be used by apps.
- * @hide
- */
- ANATIVEWINDOW_FRAME_RATE_EXACT = 100,
-};
-
/**
* Prototype of the function that an ANativeWindow implementation would call
* when ANativeWindow_cancelBuffer is called.
diff --git a/libs/nativewindow/include/system/window.h b/libs/nativewindow/include/system/window.h
index a319769148..a54af1fa62 100644
--- a/libs/nativewindow/include/system/window.h
+++ b/libs/nativewindow/include/system/window.h
@@ -1018,6 +1018,24 @@ static inline int native_window_set_auto_prerotation(struct ANativeWindow* windo
return window->perform(window, NATIVE_WINDOW_SET_AUTO_PREROTATION, autoPrerotation);
}
+/*
+ * Internal extension of ANativeWindow_FrameRateCompatibility.
+ */
+enum {
+ /**
+ * This surface belongs to an app on the High Refresh Rate Deny list, and needs the display
+ * to operate at the exact frame rate.
+ *
+ * Keep in sync with Surface.java constant.
+ */
+ ANATIVEWINDOW_FRAME_RATE_EXACT = 100,
+
+ /**
+ * This surface is ignored while choosing the refresh rate.
+ */
+ ANATIVEWINDOW_FRAME_RATE_NO_VOTE,
+};
+
static inline int native_window_set_frame_rate(struct ANativeWindow* window, float frameRate,
int8_t compatibility, int8_t changeFrameRateStrategy) {
return window->perform(window, NATIVE_WINDOW_SET_FRAME_RATE, (double)frameRate,
diff --git a/services/surfaceflinger/Layer.cpp b/services/surfaceflinger/Layer.cpp
index 997b1a1b1a..f7e1d1ee95 100644
--- a/services/surfaceflinger/Layer.cpp
+++ b/services/surfaceflinger/Layer.cpp
@@ -2596,6 +2596,8 @@ Layer::FrameRateCompatibility Layer::FrameRate::convertCompatibility(int8_t comp
return FrameRateCompatibility::ExactOrMultiple;
case ANATIVEWINDOW_FRAME_RATE_EXACT:
return FrameRateCompatibility::Exact;
+ case ANATIVEWINDOW_FRAME_RATE_NO_VOTE:
+ return FrameRateCompatibility::NoVote;
default:
LOG_ALWAYS_FATAL("Invalid frame rate compatibility value %d", compatibility);
return FrameRateCompatibility::Default;
diff --git a/services/surfaceflinger/RefreshRateOverlay.cpp b/services/surfaceflinger/RefreshRateOverlay.cpp
index 80aa07231f..d4435c2818 100644
--- a/services/surfaceflinger/RefreshRateOverlay.cpp
+++ b/services/surfaceflinger/RefreshRateOverlay.cpp
@@ -45,6 +45,15 @@ constexpr int kDigitSpace = 16;
constexpr int kBufferWidth = 4 * kDigitWidth + 3 * kDigitSpace;
constexpr int kBufferHeight = kDigitHeight;
+SurfaceComposerClient::Transaction createTransaction(const sp<SurfaceControl>& surface) {
+ constexpr float kFrameRate = 0.f;
+ constexpr int8_t kCompatibility = ANATIVEWINDOW_FRAME_RATE_NO_VOTE;
+ constexpr int8_t kSeamlessness = ANATIVEWINDOW_CHANGE_FRAME_RATE_ONLY_IF_SEAMLESS;
+
+ return SurfaceComposerClient::Transaction().setFrameRate(surface, kFrameRate, kCompatibility,
+ kSeamlessness);
+}
+
} // namespace
void RefreshRateOverlay::SevenSegmentDrawer::drawSegment(Segment segment, int left, SkColor color,
@@ -213,12 +222,7 @@ RefreshRateOverlay::RefreshRateOverlay(FpsRange fpsRange, bool showSpinner)
return;
}
- constexpr float kFrameRate = 0.f;
- constexpr int8_t kCompatibility = static_cast<int8_t>(Layer::FrameRateCompatibility::NoVote);
- constexpr int8_t kSeamlessness = ANATIVEWINDOW_CHANGE_FRAME_RATE_ONLY_IF_SEAMLESS;
-
- SurfaceComposerClient::Transaction()
- .setFrameRate(mSurfaceControl, kFrameRate, kCompatibility, kSeamlessness)
+ createTransaction(mSurfaceControl)
.setLayer(mSurfaceControl, INT32_MAX - 2)
.setTrustedOverlay(mSurfaceControl, true)
.apply();
@@ -243,9 +247,7 @@ auto RefreshRateOverlay::getOrCreateBuffers(Fps fps) -> const Buffers& {
}
}();
- SurfaceComposerClient::Transaction t;
- t.setTransform(mSurfaceControl, transform);
- t.apply();
+ createTransaction(mSurfaceControl).setTransform(mSurfaceControl, transform).apply();
BufferCache::const_iterator it = mBufferCache.find({fps.getIntValue(), transformHint});
if (it == mBufferCache.end()) {
@@ -287,25 +289,21 @@ void RefreshRateOverlay::setViewport(ui::Size viewport) {
Rect frame((3 * width) >> 4, height >> 5);
frame.offsetBy(width >> 5, height >> 4);
- SurfaceComposerClient::Transaction t;
- t.setMatrix(mSurfaceControl, frame.getWidth() / static_cast<float>(kBufferWidth), 0, 0,
- frame.getHeight() / static_cast<float>(kBufferHeight));
- t.setPosition(mSurfaceControl, frame.left, frame.top);
- t.apply();
+ createTransaction(mSurfaceControl)
+ .setMatrix(mSurfaceControl, frame.getWidth() / static_cast<float>(kBufferWidth), 0, 0,
+ frame.getHeight() / static_cast<float>(kBufferHeight))
+ .setPosition(mSurfaceControl, frame.left, frame.top)
+ .apply();
}
void RefreshRateOverlay::setLayerStack(ui::LayerStack stack) {
- SurfaceComposerClient::Transaction t;
- t.setLayerStack(mSurfaceControl, stack);
- t.apply();
+ createTransaction(mSurfaceControl).setLayerStack(mSurfaceControl, stack).apply();
}
void RefreshRateOverlay::changeRefreshRate(Fps fps) {
mCurrentFps = fps;
const auto buffer = getOrCreateBuffers(fps)[mFrame];
- SurfaceComposerClient::Transaction t;
- t.setBuffer(mSurfaceControl, buffer);
- t.apply();
+ createTransaction(mSurfaceControl).setBuffer(mSurfaceControl, buffer).apply();
}
void RefreshRateOverlay::animate() {
@@ -314,9 +312,7 @@ void RefreshRateOverlay::animate() {
const auto& buffers = getOrCreateBuffers(*mCurrentFps);
mFrame = (mFrame + 1) % buffers.size();
const auto buffer = buffers[mFrame];
- SurfaceComposerClient::Transaction t;
- t.setBuffer(mSurfaceControl, buffer);
- t.apply();
+ createTransaction(mSurfaceControl).setBuffer(mSurfaceControl, buffer).apply();
}
} // namespace android
diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index 4c830307e8..64ba280f9c 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -3629,11 +3629,11 @@ uint32_t SurfaceFlinger::clearTransactionFlags(uint32_t mask) {
}
void SurfaceFlinger::setTransactionFlags(uint32_t mask, TransactionSchedule schedule,
- const sp<IBinder>& applyToken) {
+ const sp<IBinder>& applyToken, FrameHint frameHint) {
modulateVsync(&VsyncModulator::setTransactionSchedule, schedule, applyToken);
if (const bool scheduled = mTransactionFlags.fetch_or(mask) & mask; !scheduled) {
- scheduleCommit(FrameHint::kActive);
+ scheduleCommit(frameHint);
}
}
@@ -4005,7 +4005,7 @@ auto SurfaceFlinger::transactionIsReadyToBeApplied(
}
void SurfaceFlinger::queueTransaction(TransactionState& state) {
- Mutex::Autolock _l(mQueueLock);
+ Mutex::Autolock lock(mQueueLock);
// Generate a CountDownLatch pending state if this is a synchronous transaction.
if ((state.flags & eSynchronous) || state.inputWindowCommands.syncInputWindows) {
@@ -4024,7 +4024,9 @@ void SurfaceFlinger::queueTransaction(TransactionState& state) {
return TransactionSchedule::Late;
}(state.flags);
- setTransactionFlags(eTransactionFlushNeeded, schedule, state.applyToken);
+ const auto frameHint = state.isFrameActive() ? FrameHint::kActive : FrameHint::kNone;
+
+ setTransactionFlags(eTransactionFlushNeeded, schedule, state.applyToken, frameHint);
}
void SurfaceFlinger::waitForSynchronousTransaction(
@@ -7172,15 +7174,6 @@ int SurfaceFlinger::getMaxAcquiredBufferCountForRefreshRate(Fps refreshRate) con
return calculateMaxAcquiredBufferCount(refreshRate, presentLatency);
}
-void TransactionState::traverseStatesWithBuffers(
- std::function<void(const layer_state_t&)> visitor) {
- for (const auto& state : states) {
- if (state.state.hasBufferChanges() && state.state.hasValidBuffer() && state.state.surface) {
- visitor(state.state);
- }
- }
-}
-
void SurfaceFlinger::handleLayerCreatedLocked(const LayerCreatedState& state) {
sp<Layer> layer = state.layer.promote();
if (!layer) {
diff --git a/services/surfaceflinger/SurfaceFlinger.h b/services/surfaceflinger/SurfaceFlinger.h
index 97b0e8db5c..3c7facfc12 100644
--- a/services/surfaceflinger/SurfaceFlinger.h
+++ b/services/surfaceflinger/SurfaceFlinger.h
@@ -784,7 +784,8 @@ private:
// Sets the masked bits, and schedules a commit if needed.
void setTransactionFlags(uint32_t mask, TransactionSchedule = TransactionSchedule::Late,
- const sp<IBinder>& applyToken = nullptr);
+ const sp<IBinder>& applyToken = nullptr,
+ FrameHint = FrameHint::kActive);
// Clears and returns the masked bits.
uint32_t clearTransactionFlags(uint32_t mask);
diff --git a/services/surfaceflinger/TransactionState.h b/services/surfaceflinger/TransactionState.h
index 04ca347b2f..bab5326093 100644
--- a/services/surfaceflinger/TransactionState.h
+++ b/services/surfaceflinger/TransactionState.h
@@ -1,5 +1,5 @@
/*
- * Copyright (C) 2021 The Android Open Source Project
+ * Copyright 2021 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.
@@ -16,12 +16,21 @@
#pragma once
+#include <condition_variable>
+#include <memory>
+#include <mutex>
+#include <vector>
+
#include <gui/LayerState.h>
+#include <system/window.h>
namespace android {
+
class CountDownLatch;
struct TransactionState {
+ TransactionState() = default;
+
TransactionState(const FrameTimelineInfo& frameTimelineInfo,
const Vector<ComposerState>& composerStates,
const Vector<DisplayState>& displayStates, uint32_t transactionFlags,
@@ -47,9 +56,30 @@ struct TransactionState {
originUid(originUid),
id(transactionId) {}
- TransactionState() {}
+ // Invokes `void(const layer_state_t&)` visitor for matching layers.
+ template <typename Visitor>
+ void traverseStatesWithBuffers(Visitor&& visitor) const {
+ for (const auto& [state] : states) {
+ if (state.hasBufferChanges() && state.hasValidBuffer() && state.surface) {
+ visitor(state);
+ }
+ }
+ }
+
+ // TODO(b/185535769): Remove FrameHint. Instead, reset the idle timer (of the relevant physical
+ // display) on the main thread if commit leads to composite. Then, RefreshRateOverlay should be
+ // able to setFrameRate once, rather than for each transaction.
+ bool isFrameActive() const {
+ if (!displays.empty()) return true;
+
+ for (const auto& [state] : states) {
+ if (state.frameRateCompatibility != ANATIVEWINDOW_FRAME_RATE_NO_VOTE) {
+ return true;
+ }
+ }
- void traverseStatesWithBuffers(std::function<void(const layer_state_t&)> visitor);
+ return false;
+ }
FrameTimelineInfo frameTimelineInfo;
Vector<ComposerState> states;
diff --git a/services/surfaceflinger/tests/unittests/SetFrameRateTest.cpp b/services/surfaceflinger/tests/unittests/SetFrameRateTest.cpp
index 825f145ecd..b9a5f36794 100644
--- a/services/surfaceflinger/tests/unittests/SetFrameRateTest.cpp
+++ b/services/surfaceflinger/tests/unittests/SetFrameRateTest.cpp
@@ -337,10 +337,22 @@ TEST_F(SetFrameRateTest, ValidateFrameRate) {
ANATIVEWINDOW_CHANGE_FRAME_RATE_ALWAYS, ""));
EXPECT_TRUE(ValidateFrameRate(60.0f, ANATIVEWINDOW_FRAME_RATE_COMPATIBILITY_FIXED_SOURCE,
ANATIVEWINDOW_CHANGE_FRAME_RATE_ONLY_IF_SEAMLESS, ""));
+
+ // Privileged APIs.
+ EXPECT_FALSE(ValidateFrameRate(60.0f, ANATIVEWINDOW_FRAME_RATE_EXACT,
+ ANATIVEWINDOW_CHANGE_FRAME_RATE_ONLY_IF_SEAMLESS, ""));
+ EXPECT_FALSE(ValidateFrameRate(0.0f, ANATIVEWINDOW_FRAME_RATE_NO_VOTE,
+ ANATIVEWINDOW_CHANGE_FRAME_RATE_ONLY_IF_SEAMLESS, ""));
+
+ constexpr bool kPrivileged = true;
EXPECT_TRUE(ValidateFrameRate(60.0f, ANATIVEWINDOW_FRAME_RATE_EXACT,
ANATIVEWINDOW_CHANGE_FRAME_RATE_ONLY_IF_SEAMLESS, "",
- /*privileged=*/true));
+ kPrivileged));
+ EXPECT_TRUE(ValidateFrameRate(0.0f, ANATIVEWINDOW_FRAME_RATE_NO_VOTE,
+ ANATIVEWINDOW_CHANGE_FRAME_RATE_ONLY_IF_SEAMLESS, "",
+ kPrivileged));
+ // Invalid frame rate.
EXPECT_FALSE(ValidateFrameRate(-1, ANATIVEWINDOW_FRAME_RATE_COMPATIBILITY_DEFAULT,
ANATIVEWINDOW_CHANGE_FRAME_RATE_ONLY_IF_SEAMLESS, ""));
EXPECT_FALSE(ValidateFrameRate(1.0f / 0.0f, ANATIVEWINDOW_FRAME_RATE_COMPATIBILITY_DEFAULT,
@@ -348,15 +360,12 @@ TEST_F(SetFrameRateTest, ValidateFrameRate) {
EXPECT_FALSE(ValidateFrameRate(0.0f / 0.0f, ANATIVEWINDOW_FRAME_RATE_COMPATIBILITY_DEFAULT,
ANATIVEWINDOW_CHANGE_FRAME_RATE_ONLY_IF_SEAMLESS, ""));
- EXPECT_FALSE(ValidateFrameRate(60.0f, ANATIVEWINDOW_FRAME_RATE_EXACT,
- ANATIVEWINDOW_CHANGE_FRAME_RATE_ONLY_IF_SEAMLESS, ""));
-
- // Invalid compatibility
+ // Invalid compatibility.
EXPECT_FALSE(
ValidateFrameRate(60.0f, -1, ANATIVEWINDOW_CHANGE_FRAME_RATE_ONLY_IF_SEAMLESS, ""));
EXPECT_FALSE(ValidateFrameRate(60.0f, 2, ANATIVEWINDOW_CHANGE_FRAME_RATE_ONLY_IF_SEAMLESS, ""));
- // Invalid change frame rate strategy
+ // Invalid change frame rate strategy.
EXPECT_FALSE(ValidateFrameRate(60.0f, ANATIVEWINDOW_FRAME_RATE_EXACT, -1, ""));
EXPECT_FALSE(ValidateFrameRate(60.0f, ANATIVEWINDOW_FRAME_RATE_EXACT, 2, ""));
}
generated by cgit v1.2.3-59-g8ed1b (git 2.39.0) at 2025-10-24 03:32:58 +0000