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119 lines
3.7 KiB
119 lines
3.7 KiB
/*
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* Copyright 2021 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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#pragma once
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#include <aidl/android/hardware/power/BnPowerHintSession.h>
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#include <aidl/android/hardware/power/WorkDuration.h>
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#include <utils/Looper.h>
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#include <utils/Thread.h>
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#include <mutex>
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#include <unordered_map>
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namespace aidl {
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namespace google {
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namespace hardware {
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namespace power {
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namespace impl {
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namespace pixel {
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using aidl::android::hardware::power::BnPowerHintSession;
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using aidl::android::hardware::power::WorkDuration;
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using ::android::Message;
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using ::android::MessageHandler;
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using ::android::sp;
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using std::chrono::milliseconds;
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using std::chrono::nanoseconds;
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using std::chrono::steady_clock;
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using std::chrono::time_point;
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static const int32_t kMaxUclampValue = 1024;
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struct AppHintDesc {
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AppHintDesc(int32_t tgid, int32_t uid, std::vector<int> threadIds)
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: tgid(tgid),
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uid(uid),
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threadIds(std::move(threadIds)),
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duration(0LL),
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current_min(0),
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is_active(true),
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update_count(0),
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integral_error(0),
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previous_error(0) {}
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std::string toString() const;
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const int32_t tgid;
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const int32_t uid;
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const std::vector<int> threadIds;
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nanoseconds duration;
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int current_min;
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// status
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std::atomic<bool> is_active;
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// pid
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uint64_t update_count;
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int64_t integral_error;
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int64_t previous_error;
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};
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class PowerHintSession : public BnPowerHintSession {
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public:
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explicit PowerHintSession(int32_t tgid, int32_t uid, const std::vector<int32_t> &threadIds,
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int64_t durationNanos, nanoseconds adpfRate);
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~PowerHintSession();
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ndk::ScopedAStatus close() override;
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ndk::ScopedAStatus pause() override;
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ndk::ScopedAStatus resume() override;
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ndk::ScopedAStatus updateTargetWorkDuration(int64_t targetDurationNanos) override;
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ndk::ScopedAStatus reportActualWorkDuration(
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const std::vector<WorkDuration> &actualDurations) override;
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bool isActive();
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bool isStale();
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const std::vector<int> &getTidList() const;
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private:
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class StaleHandler : public MessageHandler {
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public:
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StaleHandler(PowerHintSession *session)
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: mSession(session), mIsMonitoringStale(false), mLastUpdatedTime(steady_clock::now()) {}
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void handleMessage(const Message &message) override;
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void updateStaleTimer();
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time_point<steady_clock> getStaleTime();
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private:
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PowerHintSession *mSession;
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std::atomic<bool> mIsMonitoringStale;
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std::atomic<time_point<steady_clock>> mLastUpdatedTime;
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std::mutex mStaleLock;
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};
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private:
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void setStale();
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void updateUniveralBoostMode();
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int setUclamp(int32_t min, int32_t max = kMaxUclampValue);
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std::string getIdString() const;
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AppHintDesc *mDescriptor = nullptr;
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sp<StaleHandler> mStaleHandler;
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sp<MessageHandler> mPowerManagerHandler;
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std::mutex mLock;
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const nanoseconds kAdpfRate;
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std::atomic<bool> mSessionClosed = false;
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};
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} // namespace pixel
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} // namespace impl
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} // namespace power
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} // namespace hardware
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} // namespace google
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} // namespace aidl
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