115 lines
3.6 KiB
C++
115 lines
3.6 KiB
C++
/*
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* Copyright (C) 2017 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "chre/platform/power_control_manager.h"
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#include "chre/platform/slpi/power_control_util.h"
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#include "chre/platform/slpi/see/island_vote_client.h"
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#include "chre/platform/system_time.h"
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#include "chre/util/lock_guard.h"
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#ifdef CHRE_USE_BUFFERED_LOGGING
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#include "chre/platform/shared/log_buffer_manager.h"
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#endif
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namespace chre {
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PowerControlManagerBase::PowerControlManagerBase() : mHostIsAwake(true) {
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#ifdef CHRE_THREAD_UTIL_ENABLED
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sns_client_create_thread_utilization_client(&mThreadUtilClient);
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#endif // CHRE_THREAD_UTIL_ENABLED
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}
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PowerControlManagerBase::~PowerControlManagerBase() {
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#ifdef CHRE_THREAD_UTIL_ENABLED
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sns_client_remove_thread_utilization_client(mThreadUtilClient);
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#endif // CHRE_THREAD_UTIL_ENABLED
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}
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bool PowerControlManagerBase::voteBigImage(bool bigImage) {
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return IslandVoteClientSingleton::get()->voteBigImage(bigImage);
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}
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void PowerControlManagerBase::onHostWakeSuspendEvent(bool awake) {
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if (mHostIsAwake != awake) {
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mHostIsAwake = awake;
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if (!awake) {
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EventLoopManagerSingleton::get()
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->getHostCommsManager()
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.resetBlameForNanoappHostWakeup();
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}
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EventLoopManagerSingleton::get()->getEventLoop().postEventOrDie(
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mHostIsAwake ? CHRE_EVENT_HOST_AWAKE : CHRE_EVENT_HOST_ASLEEP,
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nullptr /* eventData */, nullptr /* freeCallback */);
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#ifdef CHRE_AUDIO_SUPPORT_ENABLED
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if (awake) {
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auto callback = [](uint16_t /*type*/, void * /*data*/,
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void * /*extraData*/) {
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EventLoopManagerSingleton::get()
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->getAudioRequestManager()
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.getPlatformAudio()
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.onHostAwake();
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};
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EventLoopManagerSingleton::get()->deferCallback(
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SystemCallbackType::AudioHandleHostAwake, nullptr, callback);
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}
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#endif // CHRE_AUDIO_SUPPORT_ENABLED
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#ifdef CHRE_USE_BUFFERED_LOGGING
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if (awake) {
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LogBufferManagerSingleton::get()->flushLogs();
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}
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#endif
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}
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}
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void PowerControlManager::preEventLoopProcess(size_t /* numPendingEvents */) {}
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void PowerControlManager::postEventLoopProcess(size_t numPendingEvents) {
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#ifdef CHRE_THREAD_UTIL_ENABLED
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// Although this execution point does not actually represent the start
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// of the CHRE thread's activity, we only care about cases where the
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// CHRE's event queue is highly backlogged for voting higher clock rates.
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if (mIsThreadIdle && numPendingEvents != 0) {
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sns_client_thread_utilization_start(mThreadUtilClient);
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mIsThreadIdle = false;
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} else if (!mIsThreadIdle) {
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// Update the time profile as frequently as possible so that clock updates
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// are not deferred until all events are processed.
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sns_client_thread_utilization_stop(mThreadUtilClient);
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if (numPendingEvents != 0) {
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sns_client_thread_utilization_start(mThreadUtilClient);
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} else {
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mIsThreadIdle = true;
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}
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}
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#endif // CHRE_THREAD_UTIL_ENABLED
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if (numPendingEvents == 0 && !slpiInUImage()) {
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voteBigImage(false /* bigImage */);
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}
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}
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bool PowerControlManager::hostIsAwake() {
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return mHostIsAwake;
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}
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} // namespace chre
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