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/*
* Copyright (C) 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.
*/
#pragma once
#include <aidl/android/hardware/power/stats/BnPowerStats.h>
#include <optional>
#include <unordered_map>
namespace aidl {
namespace android {
namespace hardware {
namespace power {
namespace stats {
class PowerStats : public BnPowerStats {
public:
class IStateResidencyDataProvider {
public:
virtual ~IStateResidencyDataProvider() = default;
virtual bool getStateResidencies(
std::unordered_map<std::string, std::vector<StateResidency>> *residencies) = 0;
virtual std::unordered_map<std::string, std::vector<State>> getInfo() = 0;
};
class IEnergyConsumer {
public:
virtual ~IEnergyConsumer() = default;
virtual std::pair<EnergyConsumerType, std::string> getInfo() = 0;
virtual std::optional<EnergyConsumerResult> getEnergyConsumed() = 0;
virtual std::string getConsumerName() = 0;
};
class IEnergyMeterDataProvider {
public:
virtual ~IEnergyMeterDataProvider() = default;
virtual ndk::ScopedAStatus readEnergyMeter(
const std::vector<int32_t> &in_channelIds,
std::vector<EnergyMeasurement> *_aidl_return) = 0;
virtual ndk::ScopedAStatus getEnergyMeterInfo(std::vector<Channel> *_aidl_return) = 0;
};
PowerStats() = default;
void addStateResidencyDataProvider(std::unique_ptr<IStateResidencyDataProvider> p);
void addEnergyConsumer(std::unique_ptr<IEnergyConsumer> p);
void setEnergyMeterDataProvider(std::unique_ptr<IEnergyMeterDataProvider> p);
// Methods from aidl::android::hardware::power::stats::IPowerStats
ndk::ScopedAStatus getPowerEntityInfo(std::vector<PowerEntity> *_aidl_return) override;
ndk::ScopedAStatus getStateResidency(const std::vector<int32_t> &in_powerEntityIds,
std::vector<StateResidencyResult> *_aidl_return) override;
ndk::ScopedAStatus getEnergyConsumerInfo(std::vector<EnergyConsumer> *_aidl_return) override;
ndk::ScopedAStatus getEnergyConsumed(const std::vector<int32_t> &in_energyConsumerIds,
std::vector<EnergyConsumerResult> *_aidl_return) override;
ndk::ScopedAStatus getEnergyMeterInfo(std::vector<Channel> *_aidl_return) override;
ndk::ScopedAStatus readEnergyMeter(const std::vector<int32_t> &in_channelIds,
std::vector<EnergyMeasurement> *_aidl_return) override;
binder_status_t dump(int fd, const char **args, uint32_t numArgs) override;
private:
void getEntityStateNames(
std::unordered_map<int32_t, std::string> *entityNames,
std::unordered_map<int32_t, std::unordered_map<int32_t, std::string>> *stateNames);
void getChannelNames(std::unordered_map<int32_t, std::string> *channelNames);
void dumpStateResidency(std::ostringstream &oss, bool delta);
void dumpStateResidencyDelta(std::ostringstream &oss,
const std::vector<StateResidencyResult> &results);
void dumpStateResidencyOneShot(std::ostringstream &oss,
const std::vector<StateResidencyResult> &results);
void dumpEnergyConsumer(std::ostringstream &oss, bool delta);
void dumpEnergyMeter(std::ostringstream &oss, bool delta);
std::vector<std::unique_ptr<IStateResidencyDataProvider>> mStateResidencyDataProviders;
std::vector<PowerEntity> mPowerEntityInfos;
/* Index that maps each power entity id to an entry in mStateResidencyDataProviders */
std::vector<size_t> mStateResidencyDataProviderIndex;
std::vector<std::unique_ptr<IEnergyConsumer>> mEnergyConsumers;
std::vector<EnergyConsumer> mEnergyConsumerInfos;
std::unique_ptr<IEnergyMeterDataProvider> mEnergyMeterDataProvider;
};
} // namespace stats
} // namespace power
} // namespace hardware
} // namespace android
} // namespace aidl
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