unplugged-system/frameworks/native/services/surfaceflinger/Scheduler/LayerHistory.cpp

466 lines
17 KiB
C++

/*
* Copyright 2020 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 "LayerHistory"
#define ATRACE_TAG ATRACE_TAG_GRAPHICS
#include "LayerHistory.h"
#ifdef MTK_SF_MSYNC_3
#include <android-base/properties.h>
#endif
#include <android-base/stringprintf.h>
#include <cutils/properties.h>
#include <gui/TraceUtils.h>
#include <utils/Log.h>
#include <utils/Timers.h>
#include <algorithm>
#include <cmath>
#include <string>
#include <utility>
#include "../Layer.h"
#include "EventThread.h"
#include "LayerInfo.h"
namespace android::scheduler {
namespace {
#ifdef MTK_SF_MSYNC_3
static bool sShowContentDetectionDetailLog = false;
static bool isSupportContentDetection() {
static bool enable = false;
static bool read = false;
if (!read) {
enable = android::base::GetBoolProperty("debug.sf.use_content_detection_for_refresh_rate", false);
sShowContentDetectionDetailLog = android::base::GetBoolProperty("debug.sf.show_content_detection_detail_log", false);
read = true;
}
return enable;
}
static bool isShowCDDetailLog() {
return sShowContentDetectionDetailLog;
}
static int init __attribute((unused)) = (isSupportContentDetection(), 0);
#endif
#ifdef MTK_SF_HINT_LOW_POWER
static bool isSupportHintLowPower() {
static bool enable = false;
static bool read = false;
if (!read) {
enable = android::base::GetBoolProperty("debug.sf.hint_low_power", false);
read = true;
}
return enable;
}
#endif
bool isLayerActive(const LayerInfo& info, nsecs_t threshold) {
#ifdef MTK_SF_MSYNC_3
// Layers with an explicit vote are not always kept active
if (!isSupportContentDetection() && info.getSetFrameRateVote().rate.isValid()) {
#else
// Layers with an explicit vote are always kept active
if (info.getSetFrameRateVote().rate.isValid()) {
#endif
return true;
}
return info.isVisible() && info.getLastUpdatedTime() >= threshold;
}
bool traceEnabled() {
return property_get_bool("debug.sf.layer_history_trace", false);
}
bool useFrameRatePriority() {
char value[PROPERTY_VALUE_MAX];
property_get("debug.sf.use_frame_rate_priority", value, "1");
return atoi(value);
}
void trace(const LayerInfo& info, LayerHistory::LayerVoteType type, int fps) {
const auto traceType = [&](LayerHistory::LayerVoteType checkedType, int value) {
ATRACE_INT(info.getTraceTag(checkedType), type == checkedType ? value : 0);
};
traceType(LayerHistory::LayerVoteType::NoVote, 1);
traceType(LayerHistory::LayerVoteType::Heuristic, fps);
traceType(LayerHistory::LayerVoteType::ExplicitDefault, fps);
traceType(LayerHistory::LayerVoteType::ExplicitExactOrMultiple, fps);
traceType(LayerHistory::LayerVoteType::ExplicitExact, fps);
traceType(LayerHistory::LayerVoteType::Min, 1);
traceType(LayerHistory::LayerVoteType::Max, 1);
ALOGD("%s: %s @ %d Hz", __FUNCTION__, info.getName().c_str(), fps);
}
LayerHistory::LayerVoteType getVoteType(LayerInfo::FrameRateCompatibility compatibility,
bool contentDetectionEnabled) {
LayerHistory::LayerVoteType voteType;
if (!contentDetectionEnabled || compatibility == LayerInfo::FrameRateCompatibility::NoVote) {
voteType = LayerHistory::LayerVoteType::NoVote;
} else if (compatibility == LayerInfo::FrameRateCompatibility::Min) {
voteType = LayerHistory::LayerVoteType::Min;
} else {
voteType = LayerHistory::LayerVoteType::Heuristic;
}
return voteType;
}
} // namespace
LayerHistory::LayerHistory()
: mTraceEnabled(traceEnabled()), mUseFrameRatePriority(useFrameRatePriority()) {
LayerInfo::setTraceEnabled(mTraceEnabled);
}
LayerHistory::~LayerHistory() = default;
void LayerHistory::registerLayer(Layer* layer, bool contentDetectionEnabled) {
std::lock_guard lock(mLock);
LOG_ALWAYS_FATAL_IF(findLayer(layer->getSequence()).first != LayerStatus::NotFound,
"%s already registered", layer->getName().c_str());
LayerVoteType type =
getVoteType(layer->getDefaultFrameRateCompatibility(), contentDetectionEnabled);
#ifdef MTK_SF_MSYNC_3
if (isSupportContentDetection()) {
if (layer->getName().find("NavigationBar") != std::string::npos
|| layer->getWindowType() == gui::WindowInfo::Type::STATUS_BAR
|| layer->getName().find("RefreshRateOverlay") != std::string::npos
|| layer->getName().find("StageCoordinatorSplitDivider") != std::string::npos) {
type = scheduler::LayerHistory::LayerVoteType::NoVote;
} else if (layer->getWindowType() == gui::WindowInfo::Type::WALLPAPER) {
// For live wallpaper
type = scheduler::LayerHistory::LayerVoteType::Heuristic;
}
}
#endif
#ifdef MTK_SF_HINT_LOW_POWER
if (!contentDetectionEnabled && (isSupportHintLowPower() || mIsPELT32Enabled)) {
//ALOGI("%s: naem=%s", __func__, layer->getDebugName());
if (layer->getName().find("NavigationBar") != std::string::npos
|| layer->getWindowType() == gui::WindowInfo::Type::STATUS_BAR
|| layer->getName().find("RefreshRateOverlay") != std::string::npos
|| layer->getName().find("StageCoordinatorSplitDivider") != std::string::npos) {
type = scheduler::LayerHistory::LayerVoteType::NoVote;
} else {
type = scheduler::LayerHistory::LayerVoteType::Heuristic;
}
}
#endif
auto info = std::make_unique<LayerInfo>(layer->getName(), layer->getOwnerUid(), type);
// The layer can be placed on either map, it is assumed that partitionLayers() will be called
// to correct them.
mInactiveLayerInfos.insert({layer->getSequence(), std::make_pair(layer, std::move(info))});
}
void LayerHistory::deregisterLayer(Layer* layer) {
std::lock_guard lock(mLock);
if (!mActiveLayerInfos.erase(layer->getSequence())) {
if (!mInactiveLayerInfos.erase(layer->getSequence())) {
LOG_ALWAYS_FATAL("%s: unknown layer %p", __FUNCTION__, layer);
}
}
}
void LayerHistory::record(int32_t id, const LayerProps& layerProps, nsecs_t presentTime,
nsecs_t now, LayerUpdateType updateType) {
std::lock_guard lock(mLock);
auto [found, layerPair] = findLayer(id);
if (found == LayerStatus::NotFound) {
// Offscreen layer
ALOGV("%s: %d not registered", __func__, id);
return;
}
const auto& info = layerPair->second;
info->setLastPresentTime(presentTime, now, updateType, mModeChangePending, layerProps);
// Set frame rate to attached choreographer.
// TODO(b/260898223): Change to use layer hierarchy and handle frame rate vote.
if (updateType == LayerUpdateType::SetFrameRate) {
auto range = mAttachedChoreographers.equal_range(id);
auto it = range.first;
while (it != range.second) {
sp<EventThreadConnection> choreographerConnection = it->second.promote();
if (choreographerConnection) {
choreographerConnection->frameRate = layerProps.setFrameRateVote.rate;
it++;
} else {
it = mAttachedChoreographers.erase(it);
}
}
}
// Activate layer if inactive.
if (found == LayerStatus::LayerInInactiveMap) {
mActiveLayerInfos.insert(
{id, std::make_pair(layerPair->first, std::move(layerPair->second))});
mInactiveLayerInfos.erase(id);
}
}
void LayerHistory::setDefaultFrameRateCompatibility(Layer* layer, bool contentDetectionEnabled) {
std::lock_guard lock(mLock);
auto id = layer->getSequence();
auto [found, layerPair] = findLayer(id);
if (found == LayerStatus::NotFound) {
// Offscreen layer
ALOGV("%s: %s not registered", __func__, layer->getName().c_str());
return;
}
const auto& info = layerPair->second;
info->setDefaultLayerVote(
getVoteType(layer->getDefaultFrameRateCompatibility(), contentDetectionEnabled));
}
auto LayerHistory::summarize(const RefreshRateSelector& selector, nsecs_t now) -> Summary {
ATRACE_CALL();
Summary summary;
std::lock_guard lock(mLock);
partitionLayers(now);
for (const auto& [key, value] : mActiveLayerInfos) {
auto& info = value.second;
const auto frameRateSelectionPriority = info->getFrameRateSelectionPriority();
const auto layerFocused = Layer::isLayerFocusedBasedOnPriority(frameRateSelectionPriority);
#ifdef MTK_SF_MSYNC_3
if (isShowCDDetailLog()) {
ALOGI("%s: active layer, name=%s, priority=%d, focused=%d", __func__, info->getName().c_str(), frameRateSelectionPriority,
layerFocused);
}
#else
ALOGV("%s has priority: %d %s focused", info->getName().c_str(), frameRateSelectionPriority,
layerFocused ? "" : "not");
#endif
ATRACE_FORMAT("%s", info->getName().c_str());
const auto vote = info->getRefreshRateVote(selector, now);
// Skip NoVote layer as those don't have any requirements
if (vote.type == LayerVoteType::NoVote) {
continue;
}
// Compute the layer's position on the screen
const Rect bounds = Rect(info->getBounds());
const ui::Transform transform = info->getTransform();
constexpr bool roundOutwards = true;
Rect transformed = transform.transform(bounds, roundOutwards);
const float layerArea = transformed.getWidth() * transformed.getHeight();
float weight = mDisplayArea ? layerArea / mDisplayArea : 0.0f;
ATRACE_FORMAT_INSTANT("%s %s (%d%)", ftl::enum_string(vote.type).c_str(),
to_string(vote.fps).c_str(), weight * 100);
#ifdef MTK_SF_MSYNC_3
auto& layer = value.first;
if (isShowCDDetailLog()) {
ALOGI("%s: has vote, name=%s, isProtected=%d, weight=%.2f, mDisplayArea=%d, layerArea=%.2f, fps=%d, vote.type=%d", __func__,
info->getName().c_str(), layer->isProtected(), weight, mDisplayArea, layerArea, vote.fps.getIntValue(), vote.type);
}
Fps tempFps = vote.fps;
if ((vote.type == LayerHistory::LayerVoteType::ExplicitDefault
|| vote.type == LayerHistory::LayerVoteType::ExplicitExactOrMultiple)
&& vote.fps.getIntValue() <= 60) {
bool hasOtherUI = false;
std::string fpsPkgName = getPkgName(info->getName());
if (layerFocused && !fpsPkgName.empty()) {
for (const auto& [key2, value2] : mActiveLayerInfos) {
auto& info2 = value2.second;
std::string otherPkgName = getPkgName(info2->getName());
if (!otherPkgName.empty() && otherPkgName.find(fpsPkgName) == std::string::npos) {
hasOtherUI = true;
break;
}
}
}
if (!layerFocused || hasOtherUI) {
tempFps = 120_Hz;
if (isShowCDDetailLog()) {
ALOGI("%s: layerFocused=%d, hasOtherUI=%d, name=%s, promote %d as %d", __func__,
layerFocused, hasOtherUI, info->getName().c_str(), vote.fps.getIntValue(), tempFps.getIntValue());
}
}
}
summary.push_back({info->getName(), info->getOwnerUid(), vote.type, tempFps,
vote.seamlessness, weight, layerFocused, layer->isProtected()});
#else
summary.push_back({info->getName(), info->getOwnerUid(), vote.type, vote.fps,
vote.seamlessness, weight, layerFocused});
#endif
if (CC_UNLIKELY(mTraceEnabled)) {
trace(*info, vote.type, vote.fps.getIntValue());
}
}
return summary;
}
void LayerHistory::partitionLayers(nsecs_t now) {
ATRACE_CALL();
const nsecs_t threshold = getActiveLayerThreshold(now);
// iterate over inactive map
LayerInfos::iterator it = mInactiveLayerInfos.begin();
while (it != mInactiveLayerInfos.end()) {
auto& [layerUnsafe, info] = it->second;
if (isLayerActive(*info, threshold)) {
// move this to the active map
mActiveLayerInfos.insert({it->first, std::move(it->second)});
it = mInactiveLayerInfos.erase(it);
} else {
if (CC_UNLIKELY(mTraceEnabled)) {
trace(*info, LayerVoteType::NoVote, 0);
}
info->onLayerInactive(now);
it++;
}
}
// iterate over active map
it = mActiveLayerInfos.begin();
while (it != mActiveLayerInfos.end()) {
auto& [layerUnsafe, info] = it->second;
if (isLayerActive(*info, threshold)) {
// Set layer vote if set
const auto frameRate = info->getSetFrameRateVote();
const auto voteType = [&]() {
switch (frameRate.type) {
case Layer::FrameRateCompatibility::Default:
return LayerVoteType::ExplicitDefault;
case Layer::FrameRateCompatibility::Min:
return LayerVoteType::Min;
case Layer::FrameRateCompatibility::ExactOrMultiple:
return LayerVoteType::ExplicitExactOrMultiple;
case Layer::FrameRateCompatibility::NoVote:
return LayerVoteType::NoVote;
case Layer::FrameRateCompatibility::Exact:
return LayerVoteType::ExplicitExact;
}
}();
if (frameRate.rate.isValid() || voteType == LayerVoteType::NoVote) {
const auto type = info->isVisible() ? voteType : LayerVoteType::NoVote;
info->setLayerVote({type, frameRate.rate, frameRate.seamlessness});
} else {
info->resetLayerVote();
}
#ifdef MTK_SF_MSYNC_3
{
if (frameRate.rate.getIntValue() == REFRESH_RATE_SET_DEFAULT
|| frameRate.rate.getIntValue() == REFRESH_RATE_CONTROL_BY_AP
|| frameRate.rate.getIntValue() > REFRESH_RATE_SET_DEFAULT_BY_AP) {
if (isShowCDDetailLog()) {
ALOGI("%s: %s has specific fps, setLayerVote as Heuristic with fps=%d",
__func__, info->getName().c_str(), frameRate.rate.getIntValue());
}
info->setLayerVote({LayerVoteType::Heuristic, frameRate.rate, frameRate.seamlessness});
}
}
#endif
it++;
} else {
if (CC_UNLIKELY(mTraceEnabled)) {
trace(*info, LayerVoteType::NoVote, 0);
}
info->onLayerInactive(now);
// move this to the inactive map
mInactiveLayerInfos.insert({it->first, std::move(it->second)});
it = mActiveLayerInfos.erase(it);
}
}
}
void LayerHistory::clear() {
std::lock_guard lock(mLock);
for (const auto& [key, value] : mActiveLayerInfos) {
value.second->clearHistory(systemTime());
}
}
std::string LayerHistory::dump() const {
std::lock_guard lock(mLock);
return base::StringPrintf("{size=%zu, active=%zu}",
mActiveLayerInfos.size() + mInactiveLayerInfos.size(),
mActiveLayerInfos.size());
}
float LayerHistory::getLayerFramerate(nsecs_t now, int32_t id) const {
std::lock_guard lock(mLock);
auto [found, layerPair] = findLayer(id);
if (found != LayerStatus::NotFound) {
return layerPair->second->getFps(now).getValue();
}
return 0.f;
}
void LayerHistory::attachChoreographer(int32_t layerId,
const sp<EventThreadConnection>& choreographerConnection) {
std::lock_guard lock(mLock);
mAttachedChoreographers.insert({layerId, wp<EventThreadConnection>(choreographerConnection)});
}
auto LayerHistory::findLayer(int32_t id) -> std::pair<LayerStatus, LayerPair*> {
// the layer could be in either the active or inactive map, try both
auto it = mActiveLayerInfos.find(id);
if (it != mActiveLayerInfos.end()) {
return {LayerStatus::LayerInActiveMap, &(it->second)};
}
it = mInactiveLayerInfos.find(id);
if (it != mInactiveLayerInfos.end()) {
return {LayerStatus::LayerInInactiveMap, &(it->second)};
}
return {LayerStatus::NotFound, nullptr};
}
#ifdef MTK_SF_HINT_LOW_POWER
void LayerHistory::setPELT32(bool enabled) {
std::lock_guard lock(mLock);
mIsPELT32Enabled = enabled;
}
#endif
#ifdef MTK_SF_MSYNC_3
std::string LayerHistory::getPkgName(const std::string& layerName) {
std::size_t startPos = layerName.find('[');
if (startPos != std::string::npos) {
startPos++;
} else {
startPos = 0;
}
std::size_t len = layerName.find('/');
if (len != std::string::npos) {
len = len - startPos;
return layerName.substr(startPos, len);
}
return "";
}
#endif
} // namespace android::scheduler