#include <private/android_filesystem_config.h>
#include <private/gui/SyncFeatures.h>
+#include <set>
+
#include "Client.h"
#include "clz.h"
#include "Colorizer.h"
property_get("ro.bq.gpu_to_cpu_unsupported", value, "0");
mGpuToCpuSupported = !atoi(value);
- property_get("debug.sf.drop_missed_frames", value, "0");
- mDropMissedFrames = atoi(value);
-
property_get("debug.sf.showupdates", value, "0");
mDebugRegion = atoi(value);
}
ALOGI_IF(mDebugRegion, "showupdates enabled");
ALOGI_IF(mDebugDDMS, "DDMS debugging enabled");
+
+ property_get("debug.sf.disable_hwc_vds", value, "0");
+ mUseHwcVirtualDisplays = !atoi(value);
+ ALOGI_IF(!mUseHwcVirtualDisplays, "Disabling HWC virtual displays");
}
void SurfaceFlinger::onFirstRef()
mSFEventThread = new EventThread(sfVsyncSrc, *this);
mEventQueue.setEventThread(mSFEventThread);
+ // set SFEventThread to SCHED_FIFO to minimize jitter
+ struct sched_param param = {0};
+ param.sched_priority = 2;
+ if (sched_setscheduler(mSFEventThread->getTid(), SCHED_FIFO, ¶m) != 0) {
+ ALOGE("Couldn't set SCHED_FIFO for SFEventThread");
+ }
+
+
// Initialize the H/W composer object. There may or may not be an
// actual hardware composer underneath.
mHwc = new HWComposer(this,
// set initial conditions (e.g. unblank default device)
initializeDisplays();
+ mRenderEngine->primeCache();
+
// start boot animation
startBootAnim();
}
return BAD_VALUE;
}
- if (!display.get())
- return NAME_NOT_FOUND;
-
- int32_t type = NAME_NOT_FOUND;
- for (int i=0 ; i<DisplayDevice::NUM_BUILTIN_DISPLAY_TYPES ; i++) {
- if (display == mBuiltinDisplays[i]) {
- type = i;
- break;
- }
- }
-
- if (type < 0) {
- return type;
- }
+ int32_t type = getDisplayType(display);
+ if (type < 0) return type;
// TODO: Not sure if display density should handled by SF any longer
class Density {
info.ydpi = ydpi;
info.fps = float(1e9 / hwConfig.refresh);
info.appVsyncOffset = VSYNC_EVENT_PHASE_OFFSET_NS;
- info.colorTransform = hwConfig.colorTransform;
// This is how far in advance a buffer must be queued for
// presentation at a given time. If you want a buffer to appear
return NO_ERROR;
}
+status_t SurfaceFlinger::getDisplayColorModes(const sp<IBinder>& display,
+ Vector<android_color_mode_t>* outColorModes) {
+ if (outColorModes == nullptr || display.get() == nullptr) {
+ return BAD_VALUE;
+ }
+
+ int32_t type = getDisplayType(display);
+ if (type < 0) return type;
+
+ std::set<android_color_mode_t> colorModes;
+ for (const HWComposer::DisplayConfig& hwConfig : getHwComposer().getConfigs(type)) {
+ colorModes.insert(hwConfig.colorMode);
+ }
+
+ outColorModes->clear();
+ std::copy(colorModes.cbegin(), colorModes.cend(), std::back_inserter(*outColorModes));
+
+ return NO_ERROR;
+}
+
+android_color_mode_t SurfaceFlinger::getActiveColorMode(const sp<IBinder>& display) {
+ if (display.get() == nullptr) return static_cast<android_color_mode_t>(BAD_VALUE);
+
+ int32_t type = getDisplayType(display);
+ if (type < 0) return static_cast<android_color_mode_t>(type);
+
+ return getHwComposer().getColorMode(type);
+}
+
+status_t SurfaceFlinger::setActiveColorMode(const sp<IBinder>& display,
+ android_color_mode_t colorMode) {
+ if (display.get() == nullptr || colorMode < 0) {
+ return BAD_VALUE;
+ }
+
+ int32_t type = getDisplayType(display);
+ if (type < 0) return type;
+ const Vector<HWComposer::DisplayConfig>& hwConfigs = getHwComposer().getConfigs(type);
+ HWComposer::DisplayConfig desiredConfig = hwConfigs[getHwComposer().getCurrentConfig(type)];
+ desiredConfig.colorMode = colorMode;
+ for (size_t c = 0; c < hwConfigs.size(); ++c) {
+ const HWComposer::DisplayConfig config = hwConfigs[c];
+ if (config == desiredConfig) {
+ return setActiveConfig(display, c);
+ }
+ }
+ return BAD_VALUE;
+}
+
status_t SurfaceFlinger::clearAnimationFrameStats() {
Mutex::Autolock _l(mStateLock);
mAnimFrameTracker.clearStats();
void SurfaceFlinger::handleMessageRefresh() {
ATRACE_CALL();
-#ifdef ENABLE_FENCE_TRACKING
nsecs_t refreshStartTime = systemTime(SYSTEM_TIME_MONOTONIC);
-#else
- nsecs_t refreshStartTime = 0;
-#endif
- static nsecs_t previousExpectedPresent = 0;
- nsecs_t expectedPresent = mPrimaryDispSync.computeNextRefresh(0);
- static bool previousFrameMissed = false;
- bool frameMissed = (expectedPresent == previousExpectedPresent);
- if (frameMissed != previousFrameMissed) {
- ATRACE_INT("FrameMissed", static_cast<int>(frameMissed));
- }
- previousFrameMissed = frameMissed;
-
- if (CC_UNLIKELY(mDropMissedFrames && frameMissed)) {
- // Latch buffers, but don't send anything to HWC, then signal another
- // wakeup for the next vsync
- preComposition();
- repaintEverything();
- } else {
- preComposition();
- rebuildLayerStacks();
- setUpHWComposer();
- doDebugFlashRegions();
- doComposition();
- postComposition(refreshStartTime);
- }
- previousExpectedPresent = mPrimaryDispSync.computeNextRefresh(0);
+ preComposition();
+ rebuildLayerStacks();
+ setUpHWComposer();
+ doDebugFlashRegions();
+ doComposition();
+ postComposition(refreshStartTime);
}
void SurfaceFlinger::doDebugFlashRegions()
}
}
-#ifdef ENABLE_FENCE_TRACKING
void SurfaceFlinger::postComposition(nsecs_t refreshStartTime)
-#else
-void SurfaceFlinger::postComposition(nsecs_t /*refreshStartTime*/)
-#endif
{
const LayerVector& layers(mDrawingState.layersSortedByZ);
const size_t count = layers.size();
for (size_t i=0 ; i<count ; i++) {
- layers[i]->onPostComposition();
+ bool frameLatched = layers[i]->onPostComposition();
+ if (frameLatched) {
+ recordBufferingStats(layers[i]->getName().string(),
+ layers[i]->getOccupancyHistory(false));
+ }
}
const HWComposer& hwc = getHwComposer();
}
}
-#ifdef ENABLE_FENCE_TRACKING
mFenceTracker.addFrame(refreshStartTime, presentFence,
hw->getVisibleLayersSortedByZ(), hw->getClientTargetAcquireFence());
-#endif
if (mAnimCompositionPending) {
mAnimCompositionPending = false;
NATIVE_WINDOW_HEIGHT, &height);
ALOGE_IF(status != NO_ERROR,
"Unable to query height (%d)", status);
- if (MAX_VIRTUAL_DISPLAY_DIMENSION == 0 ||
+ if (mUseHwcVirtualDisplays &&
+ (MAX_VIRTUAL_DISPLAY_DIMENSION == 0 ||
(width <= MAX_VIRTUAL_DISPLAY_DIMENSION &&
- height <= MAX_VIRTUAL_DISPLAY_DIMENSION)) {
+ height <= MAX_VIRTUAL_DISPLAY_DIMENSION))) {
hwcDisplayId = allocateHwcDisplayId(state.type);
}
if (!mLayersPendingRemoval.isEmpty()) {
// Notify removed layers now that they can't be drawn from
for (size_t i = 0; i < mLayersPendingRemoval.size(); i++) {
+ recordBufferingStats(mLayersPendingRemoval[i]->getName().string(),
+ mLayersPendingRemoval[i]->getOccupancyHistory(true));
mLayersPendingRemoval[i]->onRemoved();
}
mLayersPendingRemoval.clear();
return NO_ERROR;
}
-status_t SurfaceFlinger::removeLayer(const sp<Layer>& layer) {
+status_t SurfaceFlinger::removeLayer(const wp<Layer>& weakLayer) {
Mutex::Autolock _l(mStateLock);
+ sp<Layer> layer = weakLayer.promote();
+ if (layer == nullptr) {
+ // The layer has already been removed, carry on
+ return NO_ERROR;
+ }
+
ssize_t index = mCurrentState.layersSortedByZ.remove(layer);
if (index >= 0) {
mLayersPendingRemoval.push(layer);
if (s.client != NULL) {
sp<IBinder> binder = IInterface::asBinder(s.client);
if (binder != NULL) {
- String16 desc(binder->getInterfaceDescriptor());
- if (desc == ISurfaceComposerClient::descriptor) {
+ if (binder->queryLocalInterface(ISurfaceComposerClient::descriptor) != NULL) {
sp<Client> client( static_cast<Client *>(s.client.get()) );
transactionFlags |= setClientStateLocked(client, s.state);
}
sp<Layer> layer(client->getLayerUser(s.surface));
if (layer != 0) {
const uint32_t what = s.what;
- bool positionAppliesWithResize =
- what & layer_state_t::ePositionAppliesWithResize;
+ bool geometryAppliesWithResize =
+ what & layer_state_t::eGeometryAppliesWithResize;
if (what & layer_state_t::ePositionChanged) {
- if (layer->setPosition(s.x, s.y, !positionAppliesWithResize)) {
+ if (layer->setPosition(s.x, s.y, !geometryAppliesWithResize)) {
flags |= eTraversalNeeded;
}
}
flags |= eTraversalNeeded;
}
if (what & layer_state_t::eCropChanged) {
- if (layer->setCrop(s.crop))
+ if (layer->setCrop(s.crop, !geometryAppliesWithResize))
flags |= eTraversalNeeded;
}
if (what & layer_state_t::eFinalCropChanged) {
{
// called by ~LayerCleaner() when all references to the IBinder (handle)
// are gone
- status_t err = NO_ERROR;
- sp<Layer> l(layer.promote());
- if (l != NULL) {
- err = removeLayer(l);
- ALOGE_IF(err<0 && err != NAME_NOT_FOUND,
- "error removing layer=%p (%s)", l.get(), strerror(-err));
- }
- return err;
+ return removeLayer(layer);
}
// ---------------------------------------------------------------------------
}
if (currentMode == HWC_POWER_MODE_OFF) {
+ // Turn on the display
getHwComposer().setPowerMode(type, mode);
if (type == DisplayDevice::DISPLAY_PRIMARY) {
// FIXME: eventthread only knows about the main display right now
mVisibleRegionsDirty = true;
mHasPoweredOff = true;
repaintEverything();
+
+ struct sched_param param = {0};
+ param.sched_priority = 1;
+ if (sched_setscheduler(0, SCHED_FIFO, ¶m) != 0) {
+ ALOGW("Couldn't set SCHED_FIFO on display on");
+ }
} else if (mode == HWC_POWER_MODE_OFF) {
+ // Turn off the display
+ struct sched_param param = {0};
+ if (sched_setscheduler(0, SCHED_OTHER, ¶m) != 0) {
+ ALOGW("Couldn't set SCHED_OTHER on display off");
+ }
+
if (type == DisplayDevice::DISPLAY_PRIMARY) {
disableHardwareVsync(true); // also cancels any in-progress resync
dumpAll = false;
}
-#ifdef ENABLE_FENCE_TRACKING
if ((index < numArgs) &&
(args[index] == String16("--fences"))) {
index++;
mFenceTracker.dump(&result);
dumpAll = false;
}
-#endif
}
if (dumpAll) {
NUM_BUCKETS - 1, bucketTimeSec, percent);
}
+void SurfaceFlinger::recordBufferingStats(const char* layerName,
+ std::vector<OccupancyTracker::Segment>&& history) {
+ Mutex::Autolock lock(mBufferingStatsMutex);
+ auto& stats = 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::dumpBufferingStats(String8& result) const {
+ result.append("Buffering stats:\n");
+ result.append(" [Layer name] <Active time> <Two buffer> "
+ "<Double buffered> <Triple buffered>\n");
+ Mutex::Autolock lock(mBufferingStatsMutex);
+ typedef std::tuple<std::string, float, float, float> BufferTuple;
+ std::map<float, BufferTuple, std::greater<float>> sorted;
+ for (const auto& statsPair : mBufferingStats) {
+ const char* name = statsPair.first.c_str();
+ const 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;
+ result.appendFormat(" [%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::dumpAllLocked(const Vector<String16>& args, size_t& index,
String8& result) const
{
dumpStaticScreenStats(result);
result.append("\n");
+ dumpBufferingStats(result);
+
/*
* Dump the visible layer list
*/
// daltonize
n = data.readInt32();
switch (n % 10) {
- case 1: mDaltonizer.setType(Daltonizer::protanomaly); break;
- case 2: mDaltonizer.setType(Daltonizer::deuteranomaly); break;
- case 3: mDaltonizer.setType(Daltonizer::tritanomaly); break;
+ case 1:
+ mDaltonizer.setType(ColorBlindnessType::Protanomaly);
+ break;
+ case 2:
+ mDaltonizer.setType(ColorBlindnessType::Deuteranomaly);
+ break;
+ case 3:
+ mDaltonizer.setType(ColorBlindnessType::Tritanomaly);
+ break;
}
if (n >= 10) {
- mDaltonizer.setMode(Daltonizer::correction);
+ mDaltonizer.setMode(ColorBlindnessMode::Correction);
} else {
- mDaltonizer.setMode(Daltonizer::simulation);
+ mDaltonizer.setMode(ColorBlindnessMode::Simulation);
}
mDaltonize = n > 0;
invalidateHwcGeometry();
mSFEventThread->setPhaseOffset(static_cast<nsecs_t>(n));
return NO_ERROR;
}
+ case 1021: { // Disable HWC virtual displays
+ n = data.readInt32();
+ mUseHwcVirtualDisplays = !n;
+ return NO_ERROR;
+ }
}
}
return err;
return result;
}
+bool SurfaceFlinger::getFrameTimestamps(const Layer& layer,
+ uint64_t frameNumber, FrameTimestamps* outTimestamps) {
+ return mFenceTracker.getFrameTimestamps(layer, frameNumber, outTimestamps);
+}
+
void SurfaceFlinger::checkScreenshot(size_t w, size_t s, size_t h, void const* vaddr,
const sp<const DisplayDevice>& hw, uint32_t minLayerZ, uint32_t maxLayerZ) {
if (DEBUG_SCREENSHOTS) {
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