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113 lines
4.3 KiB
113 lines
4.3 KiB
/*
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* Copyright (C) 2018 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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#ifndef ANDROID_HARDWARE_POWERSTATS_V1_0_POWERSTATS_H
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#define ANDROID_HARDWARE_POWERSTATS_V1_0_POWERSTATS_H
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#include <android/hardware/power/stats/1.0/IPowerStats.h>
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#include <fmq/MessageQueue.h>
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#include <hidl/MQDescriptor.h>
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#include <hidl/Status.h>
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#include <unordered_map>
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namespace android {
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namespace hardware {
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namespace power {
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namespace stats {
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namespace V1_0 {
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namespace implementation {
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using ::android::hardware::hidl_vec;
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using ::android::hardware::kSynchronizedReadWrite;
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using ::android::hardware::Return;
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using ::android::hardware::Void;
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using ::android::hardware::power::stats::V1_0::EnergyData;
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using ::android::hardware::power::stats::V1_0::PowerEntityInfo;
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using ::android::hardware::power::stats::V1_0::PowerEntityStateInfo;
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using ::android::hardware::power::stats::V1_0::PowerEntityStateResidencyData;
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using ::android::hardware::power::stats::V1_0::PowerEntityStateResidencyResult;
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using ::android::hardware::power::stats::V1_0::PowerEntityStateSpace;
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using ::android::hardware::power::stats::V1_0::PowerEntityType;
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using ::android::hardware::power::stats::V1_0::RailInfo;
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using ::android::hardware::power::stats::V1_0::Status;
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typedef MessageQueue<EnergyData, kSynchronizedReadWrite> MessageQueueSync;
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struct RailData {
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std::string devicePath;
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uint32_t index;
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std::string subsysName;
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uint32_t samplingRate;
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};
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struct OnDeviceMmt {
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std::mutex mLock;
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bool hwEnabled;
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std::vector<std::string> devicePaths;
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std::map<std::string, RailData> railsInfo;
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std::vector<EnergyData> reading;
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std::unique_ptr<MessageQueueSync> fmqSynchronized;
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};
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class IStateResidencyDataProvider {
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public:
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virtual ~IStateResidencyDataProvider() = default;
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virtual bool getResults(
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std::unordered_map<uint32_t, PowerEntityStateResidencyResult>& results) = 0;
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virtual std::vector<PowerEntityStateSpace> getStateSpaces() = 0;
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};
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struct PowerStats : public IPowerStats {
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public:
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PowerStats();
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uint32_t addPowerEntity(const std::string& name, PowerEntityType type);
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void addStateResidencyDataProvider(std::shared_ptr<IStateResidencyDataProvider> p);
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// Methods from ::android::hardware::power::stats::V1_0::IPowerStats follow.
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Return<void> getRailInfo(getRailInfo_cb _hidl_cb) override;
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Return<void> getEnergyData(const hidl_vec<uint32_t>& railIndices,
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getEnergyData_cb _hidl_cb) override;
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Return<void> streamEnergyData(uint32_t timeMs, uint32_t samplingRate,
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streamEnergyData_cb _hidl_cb) override;
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Return<void> getPowerEntityInfo(getPowerEntityInfo_cb _hidl_cb) override;
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Return<void> getPowerEntityStateInfo(const hidl_vec<uint32_t>& powerEntityIds,
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getPowerEntityStateInfo_cb _hidl_cb) override;
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Return<void> getPowerEntityStateResidencyData(
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const hidl_vec<uint32_t>& powerEntityIds,
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getPowerEntityStateResidencyData_cb _hidl_cb) override;
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// Methods from ::android::hidl::base::V1_0::IBase follow.
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Return<void> debug(const hidl_handle& fd, const hidl_vec<hidl_string>& args) override;
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private:
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OnDeviceMmt mPm;
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void findIioPowerMonitorNodes();
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size_t parsePowerRails();
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int parseIioEnergyNode(std::string devName);
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Status parseIioEnergyNodes();
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std::vector<PowerEntityInfo> mPowerEntityInfos;
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std::unordered_map<uint32_t, PowerEntityStateSpace> mPowerEntityStateSpaces;
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std::unordered_map<uint32_t, std::shared_ptr<IStateResidencyDataProvider>>
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mStateResidencyDataProviders;
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};
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} // namespace implementation
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} // namespace V1_0
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} // namespace stats
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} // namespace power
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} // namespace hardware
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} // namespace android
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#endif // ANDROID_HARDWARE_POWERSTATS_V1_0_POWERSTATS_H
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