77 lines
2.4 KiB
C++
77 lines
2.4 KiB
C++
#pragma once
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/*
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* Copyright (C) 2021 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 <aidl/android/hardware/power/WorkDuration.h>
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#include <chrono>
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#include <vector>
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namespace aidl {
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namespace google {
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namespace hardware {
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namespace power {
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namespace impl {
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namespace pixel {
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using ::aidl::android::hardware::power::WorkDuration;
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struct WorkDurationBatch {
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WorkDurationBatch(const std::vector<WorkDuration> &workDurations,
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std::chrono::nanoseconds targetDuration)
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: workDurations(workDurations), targetDuration(targetDuration) {}
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const std::vector<WorkDuration> workDurations;
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const std::chrono::nanoseconds targetDuration;
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};
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struct WorkDurationFeatures {
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std::chrono::nanoseconds averageDuration;
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std::chrono::nanoseconds maxDuration;
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uint32_t numMissedDeadlines;
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uint32_t numDurations;
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bool operator==(const WorkDurationFeatures &other) const {
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return averageDuration == other.averageDuration && maxDuration == other.maxDuration &&
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numMissedDeadlines == other.numMissedDeadlines && numDurations == other.numDurations;
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}
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};
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class WorkDurationProcessor {
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public:
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bool ReportWorkDurations(const std::vector<WorkDuration> &workDurations,
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std::chrono::nanoseconds targetDuration);
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WorkDurationFeatures GetFeatures();
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// True if ReportWorkDurations has been called since GetFeatures was last called.
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bool HasWorkDurations();
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private:
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// The work durations reported since GetFeatures() was last called.
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// Ordered from least recent to most recent.
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std::vector<WorkDurationBatch> mWorkDurationBatches;
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// Guards reading/writing mWorkDurationBatches.
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std::mutex mMutex;
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};
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} // namespace pixel
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} // namespace impl
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} // namespace power
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} // namespace hardware
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} // namespace google
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} // namespace aidl
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