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