| /* |
| * Copyright 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. |
| */ |
| |
| #pragma once |
| |
| #include <aidl/android/hardware/power/BnPowerHintSession.h> |
| #include <aidl/android/hardware/power/WorkDuration.h> |
| #include <utils/Looper.h> |
| #include <utils/Thread.h> |
| |
| #include <mutex> |
| #include <unordered_map> |
| |
| namespace aidl { |
| namespace google { |
| namespace hardware { |
| namespace power { |
| namespace impl { |
| namespace pixel { |
| |
| using aidl::android::hardware::power::BnPowerHintSession; |
| using aidl::android::hardware::power::WorkDuration; |
| using ::android::Message; |
| using ::android::MessageHandler; |
| using ::android::sp; |
| using std::chrono::milliseconds; |
| using std::chrono::nanoseconds; |
| using std::chrono::steady_clock; |
| using std::chrono::time_point; |
| |
| struct AppHintDesc { |
| AppHintDesc(int32_t tgid, int32_t uid, std::vector<int> threadIds) |
| : tgid(tgid), |
| uid(uid), |
| threadIds(std::move(threadIds)), |
| duration(0LL), |
| current_min(0), |
| is_active(true), |
| update_count(0), |
| integral_error(0), |
| previous_error(0) {} |
| std::string toString() const; |
| const int32_t tgid; |
| const int32_t uid; |
| const std::vector<int> threadIds; |
| nanoseconds duration; |
| int current_min; |
| // status |
| std::atomic<bool> is_active; |
| // pid |
| uint64_t update_count; |
| int64_t integral_error; |
| int64_t previous_error; |
| }; |
| |
| class PowerHintSession : public BnPowerHintSession { |
| public: |
| explicit PowerHintSession(int32_t tgid, int32_t uid, const std::vector<int32_t> &threadIds, |
| int64_t durationNanos); |
| ~PowerHintSession(); |
| ndk::ScopedAStatus close() override; |
| ndk::ScopedAStatus pause() override; |
| ndk::ScopedAStatus resume() override; |
| ndk::ScopedAStatus updateTargetWorkDuration(int64_t targetDurationNanos) override; |
| ndk::ScopedAStatus reportActualWorkDuration( |
| const std::vector<WorkDuration> &actualDurations) override; |
| bool isActive(); |
| bool isTimeout(); |
| void setStale(); |
| // Is this hint session for a user application |
| bool isAppSession(); |
| const std::vector<int> &getTidList() const; |
| int getUclampMin(); |
| void dumpToStream(std::ostream &stream); |
| |
| time_point<steady_clock> getStaleTime(); |
| |
| private: |
| class StaleTimerHandler : public MessageHandler { |
| public: |
| StaleTimerHandler(PowerHintSession *session) : mSession(session), mIsSessionDead(false) {} |
| void updateTimer(); |
| void handleMessage(const Message &message) override; |
| void setSessionDead(); |
| |
| private: |
| PowerHintSession *mSession; |
| std::mutex mClosedLock; |
| std::mutex mMessageLock; |
| std::atomic<time_point<steady_clock>> mStaleTime; |
| bool mIsSessionDead; |
| }; |
| |
| private: |
| void updateUniveralBoostMode(); |
| int setSessionUclampMin(int32_t min); |
| void tryToSendPowerHint(std::string hint); |
| int64_t convertWorkDurationToBoostByPid(const std::vector<WorkDuration> &actualDurations); |
| void traceSessionVal(char const *identifier, int64_t val) const; |
| AppHintDesc *mDescriptor = nullptr; |
| sp<StaleTimerHandler> mStaleTimerHandler; |
| std::atomic<time_point<steady_clock>> mLastUpdatedTime; |
| sp<MessageHandler> mPowerManagerHandler; |
| std::mutex mSessionLock; |
| std::atomic<bool> mSessionClosed = false; |
| std::string mIdString; |
| // To cache the status of whether ADPF hints are supported. |
| std::unordered_map<std::string, std::optional<bool>> mSupportedHints; |
| }; |
| |
| } // namespace pixel |
| } // namespace impl |
| } // namespace power |
| } // namespace hardware |
| } // namespace google |
| } // namespace aidl |