01540edacf
* from android-13.0.0_r3 * Remove audio hints while at it Signed-off-by: clarencelol <clarencekuiek@icloud.com> Signed-off-by: pix106 <sbordenave@gmail.com>
71 lines
2.2 KiB
C++
71 lines
2.2 KiB
C++
#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 <chrono>
|
|
#include <map>
|
|
|
|
#include "ICpuLoadReader.h"
|
|
#include "IFilesystem.h"
|
|
#include "ITimeSource.h"
|
|
#include "Model.h"
|
|
#include "RealFilesystem.h"
|
|
#include "TimeSource.h"
|
|
|
|
namespace aidl {
|
|
namespace google {
|
|
namespace hardware {
|
|
namespace power {
|
|
namespace impl {
|
|
namespace pixel {
|
|
|
|
struct CpuTime {
|
|
std::chrono::microseconds idleTime;
|
|
std::chrono::microseconds totalTime;
|
|
};
|
|
|
|
// Reads CPU idle stats from /sys/devices/system/cpu/cpuN/cpuidle.
|
|
class CpuLoadReaderSysDevices : public ICpuLoadReader {
|
|
public:
|
|
CpuLoadReaderSysDevices()
|
|
: mFilesystem(std::make_unique<RealFilesystem>()),
|
|
mTimeSource(std::make_unique<TimeSource>()) {}
|
|
CpuLoadReaderSysDevices(std::unique_ptr<IFilesystem> filesystem,
|
|
std::unique_ptr<ITimeSource> timeSource)
|
|
: mFilesystem(std::move(filesystem)), mTimeSource(std::move(timeSource)) {}
|
|
|
|
bool Init() override;
|
|
bool GetRecentCpuLoads(std::array<double, NUM_CPU_CORES> *cpuCoreIdleTimesPercentage) override;
|
|
void DumpToStream(std::stringstream &stream) const override;
|
|
|
|
private:
|
|
const std::unique_ptr<IFilesystem> mFilesystem;
|
|
const std::unique_ptr<ITimeSource> mTimeSource;
|
|
|
|
std::array<CpuTime, NUM_CPU_CORES> mPreviousCpuTimes;
|
|
std::vector<std::string> mIdleStateNames;
|
|
|
|
bool ReadCpuTimes(std::array<CpuTime, NUM_CPU_CORES> *result) const;
|
|
bool ReadIdleStateNames(std::vector<std::string> *result) const;
|
|
};
|
|
|
|
} // namespace pixel
|
|
} // namespace impl
|
|
} // namespace power
|
|
} // namespace hardware
|
|
} // namespace google
|
|
} // namespace aidl
|