diff --git a/aidl/power-libperfmgr/Android.bp b/aidl/power-libperfmgr/Android.bp new file mode 100644 index 0000000..02824bb --- /dev/null +++ b/aidl/power-libperfmgr/Android.bp @@ -0,0 +1,48 @@ +// +// Copyright (C) 2018 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. + +soong_namespace { + imports: [ + "hardware/google/pixel", + "hardware/google/interfaces", + ], +} + +cc_binary { + name: "android.hardware.power-service.exynos9810-libperfmgr", + relative_install_path: "hw", + init_rc: ["android.hardware.power-service.exynos9810-libperfmgr.rc"], + vintf_fragments: ["android.hardware.power-service.exynos9810.xml"], + vendor: true, + shared_libs: [ + "android.hardware.power-V2-ndk", + "libbase", + "libcutils", + "liblog", + "libutils", + "libbinder_ndk", + "libperfmgr", + "libprocessgroup", + "pixel-power-ext-V1-ndk", + ], + srcs: [ + "service.cpp", + "Power.cpp", + "PowerExt.cpp", + "InteractionHandler.cpp", + "PowerHintSession.cpp", + "PowerSessionManager.cpp", + ], +} diff --git a/aidl/power-libperfmgr/InteractionHandler.cpp b/aidl/power-libperfmgr/InteractionHandler.cpp new file mode 100644 index 0000000..bfdffa7 --- /dev/null +++ b/aidl/power-libperfmgr/InteractionHandler.cpp @@ -0,0 +1,283 @@ +/* + * Copyright (C) 2018 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. + */ + +#define LOG_TAG "powerhal-libperfmgr" +#define ATRACE_TAG (ATRACE_TAG_POWER | ATRACE_TAG_HAL) + +#include +#include + +#include +#include +#include +#include +#include + +#include +#include +#include + +#include "InteractionHandler.h" + +#define MAX_LENGTH 64 + +#define MSINSEC 1000L +#define NSINMS 1000000L + +namespace aidl { +namespace google { +namespace hardware { +namespace power { +namespace impl { +namespace pixel { + +namespace { + +static const bool kDisplayIdleSupport = + ::android::base::GetBoolProperty("vendor.powerhal.disp.idle_support", true); +static const std::array kDispIdlePath = {"/sys/class/drm/card0/device/idle_state", + "/sys/class/graphics/fb0/idle_state"}; +static const uint32_t kWaitMs = + ::android::base::GetUintProperty("vendor.powerhal.disp.idle_wait", /*default*/ 100U); +static const uint32_t kMinDurationMs = + ::android::base::GetUintProperty("vendor.powerhal.interaction.min", /*default*/ 1400U); +static const uint32_t kMaxDurationMs = + ::android::base::GetUintProperty("vendor.powerhal.interaction.max", /*default*/ 5650U); +static const uint32_t kDurationOffsetMs = + ::android::base::GetUintProperty("vendor.powerhal.interaction.offset", /*default*/ 650U); + +static size_t CalcTimespecDiffMs(struct timespec start, struct timespec end) { + size_t diff_in_ms = 0; + diff_in_ms += (end.tv_sec - start.tv_sec) * MSINSEC; + diff_in_ms += (end.tv_nsec - start.tv_nsec) / NSINMS; + return diff_in_ms; +} + +static int FbIdleOpen(void) { + int fd; + for (const auto &path : kDispIdlePath) { + fd = open(path, O_RDONLY); + if (fd >= 0) + return fd; + } + ALOGE("Unable to open fb idle state path (%d)", errno); + return -1; +} + +} // namespace + +InteractionHandler::InteractionHandler(std::shared_ptr const &hint_manager) + : mState(INTERACTION_STATE_UNINITIALIZED), + mDurationMs(0), + mHintManager(hint_manager) {} + +InteractionHandler::~InteractionHandler() { + Exit(); +} + +bool InteractionHandler::Init() { + std::lock_guard lk(mLock); + + if (mState != INTERACTION_STATE_UNINITIALIZED) + return true; + + int fd = FbIdleOpen(); + if (fd < 0) + return false; + mIdleFd = fd; + + mEventFd = eventfd(0, EFD_NONBLOCK); + if (mEventFd < 0) { + ALOGE("Unable to create event fd (%d)", errno); + close(mIdleFd); + return false; + } + + mState = INTERACTION_STATE_IDLE; + mThread = std::unique_ptr(new std::thread(&InteractionHandler::Routine, this)); + + return true; +} + +void InteractionHandler::Exit() { + std::unique_lock lk(mLock); + if (mState == INTERACTION_STATE_UNINITIALIZED) + return; + + AbortWaitLocked(); + mState = INTERACTION_STATE_UNINITIALIZED; + lk.unlock(); + + mCond.notify_all(); + mThread->join(); + + close(mEventFd); + close(mIdleFd); +} + +void InteractionHandler::PerfLock() { + ALOGV("%s: acquiring perf lock", __func__); + if (!mHintManager->DoHint("INTERACTION")) { + ALOGE("%s: do hint INTERACTION failed", __func__); + } +} + +void InteractionHandler::PerfRel() { + ALOGV("%s: releasing perf lock", __func__); + if (!mHintManager->EndHint("INTERACTION")) { + ALOGE("%s: end hint INTERACTION failed", __func__); + } +} + +void InteractionHandler::Acquire(int32_t duration) { + ATRACE_CALL(); + + std::lock_guard lk(mLock); + + int inputDuration = duration + kDurationOffsetMs; + int finalDuration; + if (inputDuration > kMaxDurationMs) + finalDuration = kMaxDurationMs; + else if (inputDuration > kMinDurationMs) + finalDuration = inputDuration; + else + finalDuration = kMinDurationMs; + + // Fallback to do boost directly + // 1) override property is set OR + // 2) InteractionHandler not initialized + if (!kDisplayIdleSupport || mState == INTERACTION_STATE_UNINITIALIZED) { + mHintManager->DoHint("INTERACTION", std::chrono::milliseconds(finalDuration)); + return; + } + + struct timespec cur_timespec; + clock_gettime(CLOCK_MONOTONIC, &cur_timespec); + if (mState != INTERACTION_STATE_IDLE && finalDuration <= mDurationMs) { + size_t elapsed_time = CalcTimespecDiffMs(mLastTimespec, cur_timespec); + // don't hint if previous hint's duration covers this hint's duration + if (elapsed_time <= (mDurationMs - finalDuration)) { + ALOGV("%s: Previous duration (%d) cover this (%d) elapsed: %lld", __func__, + static_cast(mDurationMs), static_cast(finalDuration), + static_cast(elapsed_time)); + return; + } + } + mLastTimespec = cur_timespec; + mDurationMs = finalDuration; + + ALOGV("%s: input: %d final duration: %d", __func__, duration, finalDuration); + + if (mState == INTERACTION_STATE_WAITING) + AbortWaitLocked(); + else if (mState == INTERACTION_STATE_IDLE) + PerfLock(); + + mState = INTERACTION_STATE_INTERACTION; + mCond.notify_one(); +} + +void InteractionHandler::Release() { + std::lock_guard lk(mLock); + if (mState == INTERACTION_STATE_WAITING) { + ATRACE_CALL(); + PerfRel(); + mState = INTERACTION_STATE_IDLE; + } else { + // clear any wait aborts pending in event fd + uint64_t val; + ssize_t ret = read(mEventFd, &val, sizeof(val)); + + ALOGW_IF(ret < 0, "%s: failed to clear eventfd (%zd, %d)", __func__, ret, errno); + } +} + +// should be called while locked +void InteractionHandler::AbortWaitLocked() { + uint64_t val = 1; + ssize_t ret = write(mEventFd, &val, sizeof(val)); + if (ret != sizeof(val)) + ALOGW("Unable to write to event fd (%zd)", ret); +} + +void InteractionHandler::WaitForIdle(int32_t wait_ms, int32_t timeout_ms) { + char data[MAX_LENGTH]; + ssize_t ret; + struct pollfd pfd[2]; + + ATRACE_CALL(); + + ALOGV("%s: wait:%d timeout:%d", __func__, wait_ms, timeout_ms); + + pfd[0].fd = mEventFd; + pfd[0].events = POLLIN; + pfd[1].fd = mIdleFd; + pfd[1].events = POLLPRI | POLLERR; + + ret = poll(pfd, 1, wait_ms); + if (ret > 0) { + ALOGV("%s: wait aborted", __func__); + return; + } else if (ret < 0) { + ALOGE("%s: error in poll while waiting", __func__); + return; + } + + ret = pread(mIdleFd, data, sizeof(data), 0); + if (!ret) { + ALOGE("%s: Unexpected EOF!", __func__); + return; + } + + if (!strncmp(data, "idle", 4)) { + ALOGV("%s: already idle", __func__); + return; + } + + ret = poll(pfd, 2, timeout_ms); + if (ret < 0) + ALOGE("%s: Error on waiting for idle (%zd)", __func__, ret); + else if (ret == 0) + ALOGV("%s: timed out waiting for idle", __func__); + else if (pfd[0].revents) + ALOGV("%s: wait for idle aborted", __func__); + else if (pfd[1].revents) + ALOGV("%s: idle detected", __func__); +} + +void InteractionHandler::Routine() { + pthread_setname_np(pthread_self(), "DispIdle"); + std::unique_lock lk(mLock, std::defer_lock); + + while (true) { + lk.lock(); + mCond.wait(lk, [&] { return mState != INTERACTION_STATE_IDLE; }); + if (mState == INTERACTION_STATE_UNINITIALIZED) + return; + mState = INTERACTION_STATE_WAITING; + lk.unlock(); + + WaitForIdle(kWaitMs, mDurationMs); + Release(); + } +} + +} // namespace pixel +} // namespace impl +} // namespace power +} // namespace hardware +} // namespace google +} // namespace aidl diff --git a/aidl/power-libperfmgr/InteractionHandler.h b/aidl/power-libperfmgr/InteractionHandler.h new file mode 100644 index 0000000..77ade88 --- /dev/null +++ b/aidl/power-libperfmgr/InteractionHandler.h @@ -0,0 +1,76 @@ +/* + * Copyright (C) 2018 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 +#include +#include +#include +#include + +#include + +namespace aidl { +namespace google { +namespace hardware { +namespace power { +namespace impl { +namespace pixel { + +using ::android::perfmgr::HintManager; + +enum InteractionState { + INTERACTION_STATE_UNINITIALIZED, + INTERACTION_STATE_IDLE, + INTERACTION_STATE_INTERACTION, + INTERACTION_STATE_WAITING, +}; + +class InteractionHandler { + public: + InteractionHandler(std::shared_ptr const &hint_manager); + ~InteractionHandler(); + bool Init(); + void Exit(); + void Acquire(int32_t duration); + + private: + void Release(); + void WaitForIdle(int32_t wait_ms, int32_t timeout_ms); + void AbortWaitLocked(); + void Routine(); + + void PerfLock(); + void PerfRel(); + + enum InteractionState mState; + int mIdleFd; + int mEventFd; + int32_t mDurationMs; + struct timespec mLastTimespec; + std::unique_ptr mThread; + std::mutex mLock; + std::condition_variable mCond; + std::shared_ptr mHintManager; +}; + +} // namespace pixel +} // namespace impl +} // namespace power +} // namespace hardware +} // namespace google +} // namespace aidl diff --git a/aidl/power-libperfmgr/Power.cpp b/aidl/power-libperfmgr/Power.cpp new file mode 100644 index 0000000..422cf43 --- /dev/null +++ b/aidl/power-libperfmgr/Power.cpp @@ -0,0 +1,296 @@ +/* + * 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. + */ + +#define LOG_TAG "powerhal-libperfmgr" + +#include "Power.h" + +#include + +#include +#include +#include +#include +#include + +#include + +#include "PowerHintSession.h" +#include "PowerSessionManager.h" + +namespace aidl { +namespace google { +namespace hardware { +namespace power { +namespace impl { +namespace pixel { + +using ::aidl::google::hardware::power::impl::pixel::PowerHintSession; + +constexpr char kPowerHalStateProp[] = "vendor.powerhal.state"; +constexpr char kPowerHalAudioProp[] = "vendor.powerhal.audio"; +constexpr char kPowerHalRenderingProp[] = "vendor.powerhal.rendering"; +constexpr char kPowerHalAdpfRateProp[] = "vendor.powerhal.adpf.rate"; +constexpr int64_t kPowerHalAdpfRateDefault = -1; + +Power::Power(std::shared_ptr hm) + : mHintManager(hm), + mInteractionHandler(nullptr), + mVRModeOn(false), + mSustainedPerfModeOn(false), + mAdpfRateNs( + ::android::base::GetIntProperty(kPowerHalAdpfRateProp, kPowerHalAdpfRateDefault)) { + mInteractionHandler = std::make_unique(mHintManager); + mInteractionHandler->Init(); + + std::string state = ::android::base::GetProperty(kPowerHalStateProp, ""); + if (state == "SUSTAINED_PERFORMANCE") { + LOG(INFO) << "Initialize with SUSTAINED_PERFORMANCE on"; + mHintManager->DoHint("SUSTAINED_PERFORMANCE"); + mSustainedPerfModeOn = true; + } else if (state == "VR") { + LOG(INFO) << "Initialize with VR on"; + mHintManager->DoHint(state); + mVRModeOn = true; + } else if (state == "VR_SUSTAINED_PERFORMANCE") { + LOG(INFO) << "Initialize with SUSTAINED_PERFORMANCE and VR on"; + mHintManager->DoHint("VR_SUSTAINED_PERFORMANCE"); + mSustainedPerfModeOn = true; + mVRModeOn = true; + } else { + LOG(INFO) << "Initialize PowerHAL"; + } + + state = ::android::base::GetProperty(kPowerHalAudioProp, ""); + if (state == "AUDIO_STREAMING_LOW_LATENCY") { + LOG(INFO) << "Initialize with AUDIO_LOW_LATENCY on"; + mHintManager->DoHint(state); + } + + state = ::android::base::GetProperty(kPowerHalRenderingProp, ""); + if (state == "EXPENSIVE_RENDERING") { + LOG(INFO) << "Initialize with EXPENSIVE_RENDERING on"; + mHintManager->DoHint("EXPENSIVE_RENDERING"); + } + + // Now start to take powerhint + LOG(INFO) << "PowerHAL ready to take hints, Adpf update rate: " << mAdpfRateNs; +} + +ndk::ScopedAStatus Power::setMode(Mode type, bool enabled) { + LOG(DEBUG) << "Power setMode: " << toString(type) << " to: " << enabled; + PowerSessionManager::getInstance()->updateHintMode(toString(type), enabled); + switch (type) { + case Mode::LOW_POWER: + if (enabled) { + mHintManager->DoHint(toString(type)); + } else { + mHintManager->EndHint(toString(type)); + } + break; + case Mode::SUSTAINED_PERFORMANCE: + if (enabled && !mSustainedPerfModeOn) { + if (!mVRModeOn) { // Sustained mode only. + mHintManager->DoHint("SUSTAINED_PERFORMANCE"); + } else { // Sustained + VR mode. + mHintManager->EndHint("VR"); + mHintManager->DoHint("VR_SUSTAINED_PERFORMANCE"); + } + mSustainedPerfModeOn = true; + } else if (!enabled && mSustainedPerfModeOn) { + mHintManager->EndHint("VR_SUSTAINED_PERFORMANCE"); + mHintManager->EndHint("SUSTAINED_PERFORMANCE"); + if (mVRModeOn) { // Switch back to VR Mode. + mHintManager->DoHint("VR"); + } + mSustainedPerfModeOn = false; + } + break; + case Mode::VR: + if (enabled && !mVRModeOn) { + if (!mSustainedPerfModeOn) { // VR mode only. + mHintManager->DoHint("VR"); + } else { // Sustained + VR mode. + mHintManager->EndHint("SUSTAINED_PERFORMANCE"); + mHintManager->DoHint("VR_SUSTAINED_PERFORMANCE"); + } + mVRModeOn = true; + } else if (!enabled && mVRModeOn) { + mHintManager->EndHint("VR_SUSTAINED_PERFORMANCE"); + mHintManager->EndHint("VR"); + if (mSustainedPerfModeOn) { // Switch back to sustained Mode. + mHintManager->DoHint("SUSTAINED_PERFORMANCE"); + } + mVRModeOn = false; + } + break; + case Mode::LAUNCH: + if (mVRModeOn || mSustainedPerfModeOn) { + break; + } + [[fallthrough]]; + case Mode::DOUBLE_TAP_TO_WAKE: + [[fallthrough]]; + case Mode::FIXED_PERFORMANCE: + [[fallthrough]]; + case Mode::EXPENSIVE_RENDERING: + [[fallthrough]]; + case Mode::INTERACTIVE: + [[fallthrough]]; + case Mode::DEVICE_IDLE: + [[fallthrough]]; + case Mode::DISPLAY_INACTIVE: + [[fallthrough]]; + case Mode::AUDIO_STREAMING_LOW_LATENCY: + [[fallthrough]]; + case Mode::CAMERA_STREAMING_SECURE: + [[fallthrough]]; + case Mode::CAMERA_STREAMING_LOW: + [[fallthrough]]; + case Mode::CAMERA_STREAMING_MID: + [[fallthrough]]; + case Mode::CAMERA_STREAMING_HIGH: + [[fallthrough]]; + default: + if (enabled) { + mHintManager->DoHint(toString(type)); + } else { + mHintManager->EndHint(toString(type)); + } + break; + } + + return ndk::ScopedAStatus::ok(); +} + +ndk::ScopedAStatus Power::isModeSupported(Mode type, bool *_aidl_return) { + bool supported = mHintManager->IsHintSupported(toString(type)); + switch (type) { + case Mode::LOW_POWER: // LOW_POWER handled insides PowerHAL specifically + supported = true; + break; + case Mode::DOUBLE_TAP_TO_WAKE: + supported = true; + break; + case Mode::INTERACTIVE: + supported = true; + break; + default: + break; + } + + LOG(INFO) << "Power mode " << toString(type) << " isModeSupported: " << supported; + *_aidl_return = supported; + return ndk::ScopedAStatus::ok(); +} + +ndk::ScopedAStatus Power::setBoost(Boost type, int32_t durationMs) { + LOG(DEBUG) << "Power setBoost: " << toString(type) << " duration: " << durationMs; + switch (type) { + case Boost::INTERACTION: + if (mVRModeOn || mSustainedPerfModeOn) { + break; + } + mInteractionHandler->Acquire(durationMs); + break; + case Boost::DISPLAY_UPDATE_IMMINENT: + [[fallthrough]]; + case Boost::ML_ACC: + [[fallthrough]]; + case Boost::AUDIO_LAUNCH: + [[fallthrough]]; + case Boost::CAMERA_LAUNCH: + [[fallthrough]]; + case Boost::CAMERA_SHOT: + [[fallthrough]]; + default: + if (mVRModeOn || mSustainedPerfModeOn) { + break; + } + if (durationMs > 0) { + mHintManager->DoHint(toString(type), std::chrono::milliseconds(durationMs)); + } else if (durationMs == 0) { + mHintManager->DoHint(toString(type)); + } else { + mHintManager->EndHint(toString(type)); + } + break; + } + + return ndk::ScopedAStatus::ok(); +} + +ndk::ScopedAStatus Power::isBoostSupported(Boost type, bool *_aidl_return) { + bool supported = mHintManager->IsHintSupported(toString(type)); + LOG(INFO) << "Power boost " << toString(type) << " isBoostSupported: " << supported; + *_aidl_return = supported; + return ndk::ScopedAStatus::ok(); +} + +constexpr const char *boolToString(bool b) { + return b ? "true" : "false"; +} + +binder_status_t Power::dump(int fd, const char **, uint32_t) { + std::string buf(::android::base::StringPrintf( + "HintManager Running: %s\n" + "VRMode: %s\n" + "SustainedPerformanceMode: %s\n", + boolToString(mHintManager->IsRunning()), boolToString(mVRModeOn), + boolToString(mSustainedPerfModeOn))); + // Dump nodes through libperfmgr + mHintManager->DumpToFd(fd); + if (!::android::base::WriteStringToFd(buf, fd)) { + PLOG(ERROR) << "Failed to dump state to fd"; + } + fsync(fd); + return STATUS_OK; +} + +ndk::ScopedAStatus Power::createHintSession(int32_t tgid, int32_t uid, + const std::vector &threadIds, + int64_t durationNanos, + std::shared_ptr *_aidl_return) { + if (mAdpfRateNs <= 0) { + *_aidl_return = nullptr; + return ndk::ScopedAStatus::fromExceptionCode(EX_UNSUPPORTED_OPERATION); + } + if (threadIds.size() == 0) { + LOG(ERROR) << "Error: threadIds.size() shouldn't be " << threadIds.size(); + *_aidl_return = nullptr; + return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT); + } + std::shared_ptr session = ndk::SharedRefBase::make( + tgid, uid, threadIds, durationNanos, nanoseconds(mAdpfRateNs)); + *_aidl_return = session; + return ndk::ScopedAStatus::ok(); +} + +ndk::ScopedAStatus Power::getHintSessionPreferredRate(int64_t *outNanoseconds) { + *outNanoseconds = mAdpfRateNs; + if (mAdpfRateNs <= 0) { + return ndk::ScopedAStatus::fromExceptionCode(EX_UNSUPPORTED_OPERATION); + } + + return ndk::ScopedAStatus::ok(); +} + +} // namespace pixel +} // namespace impl +} // namespace power +} // namespace hardware +} // namespace google +} // namespace aidl diff --git a/aidl/power-libperfmgr/Power.h b/aidl/power-libperfmgr/Power.h new file mode 100644 index 0000000..8679408 --- /dev/null +++ b/aidl/power-libperfmgr/Power.h @@ -0,0 +1,67 @@ +/* + * 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 +#include +#include + +#include +#include + +#include "InteractionHandler.h" + +namespace aidl { +namespace google { +namespace hardware { +namespace power { +namespace impl { +namespace pixel { + +using ::aidl::android::hardware::power::Boost; +using ::aidl::android::hardware::power::IPowerHintSession; +using ::aidl::android::hardware::power::Mode; +using ::android::perfmgr::HintManager; + +class Power : public ::aidl::android::hardware::power::BnPower { + public: + Power(std::shared_ptr hm); + ndk::ScopedAStatus setMode(Mode type, bool enabled) override; + ndk::ScopedAStatus isModeSupported(Mode type, bool *_aidl_return) override; + ndk::ScopedAStatus setBoost(Boost type, int32_t durationMs) override; + ndk::ScopedAStatus isBoostSupported(Boost type, bool *_aidl_return) override; + ndk::ScopedAStatus createHintSession(int32_t tgid, int32_t uid, + const std::vector &threadIds, + int64_t durationNanos, + std::shared_ptr *_aidl_return) override; + ndk::ScopedAStatus getHintSessionPreferredRate(int64_t *outNanoseconds) override; + binder_status_t dump(int fd, const char **args, uint32_t numArgs) override; + + private: + std::shared_ptr mHintManager; + std::unique_ptr mInteractionHandler; + std::atomic mVRModeOn; + std::atomic mSustainedPerfModeOn; + const int64_t mAdpfRateNs; +}; + +} // namespace pixel +} // namespace impl +} // namespace power +} // namespace hardware +} // namespace google +} // namespace aidl diff --git a/aidl/power-libperfmgr/PowerExt.cpp b/aidl/power-libperfmgr/PowerExt.cpp new file mode 100644 index 0000000..d31e52e --- /dev/null +++ b/aidl/power-libperfmgr/PowerExt.cpp @@ -0,0 +1,85 @@ +/* + * 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. + */ + +#define LOG_TAG "android.hardware.power-service.exynos9810.ext-libperfmgr" + +#include "PowerExt.h" +#include "PowerSessionManager.h" + +#include + +#include +#include +#include +#include +#include + +#include + +namespace aidl { +namespace google { +namespace hardware { +namespace power { +namespace impl { +namespace pixel { + +ndk::ScopedAStatus PowerExt::setMode(const std::string &mode, bool enabled) { + LOG(DEBUG) << "PowerExt setMode: " << mode << " to: " << enabled; + + if (enabled) { + mHintManager->DoHint(mode); + } else { + mHintManager->EndHint(mode); + } + PowerSessionManager::getInstance()->updateHintMode(mode, enabled); + + return ndk::ScopedAStatus::ok(); +} + +ndk::ScopedAStatus PowerExt::isModeSupported(const std::string &mode, bool *_aidl_return) { + bool supported = mHintManager->IsHintSupported(mode); + LOG(INFO) << "PowerExt mode " << mode << " isModeSupported: " << supported; + *_aidl_return = supported; + return ndk::ScopedAStatus::ok(); +} + +ndk::ScopedAStatus PowerExt::setBoost(const std::string &boost, int32_t durationMs) { + LOG(DEBUG) << "PowerExt setBoost: " << boost << " duration: " << durationMs; + + if (durationMs > 0) { + mHintManager->DoHint(boost, std::chrono::milliseconds(durationMs)); + } else if (durationMs == 0) { + mHintManager->DoHint(boost); + } else { + mHintManager->EndHint(boost); + } + + return ndk::ScopedAStatus::ok(); +} + +ndk::ScopedAStatus PowerExt::isBoostSupported(const std::string &boost, bool *_aidl_return) { + bool supported = mHintManager->IsHintSupported(boost); + LOG(INFO) << "PowerExt boost " << boost << " isBoostSupported: " << supported; + *_aidl_return = supported; + return ndk::ScopedAStatus::ok(); +} + +} // namespace pixel +} // namespace impl +} // namespace power +} // namespace hardware +} // namespace google +} // namespace aidl diff --git a/aidl/power-libperfmgr/PowerExt.h b/aidl/power-libperfmgr/PowerExt.h new file mode 100644 index 0000000..c24d650 --- /dev/null +++ b/aidl/power-libperfmgr/PowerExt.h @@ -0,0 +1,53 @@ +/* + * 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 +#include +#include + +#include +#include + +namespace aidl { +namespace google { +namespace hardware { +namespace power { +namespace impl { +namespace pixel { + +using ::android::perfmgr::HintManager; + +class PowerExt : public ::aidl::google::hardware::power::extension::pixel::BnPowerExt { + public: + PowerExt(std::shared_ptr hm) + : mHintManager(hm) {} + ndk::ScopedAStatus setMode(const std::string &mode, bool enabled) override; + ndk::ScopedAStatus isModeSupported(const std::string &mode, bool *_aidl_return) override; + ndk::ScopedAStatus setBoost(const std::string &boost, int32_t durationMs) override; + ndk::ScopedAStatus isBoostSupported(const std::string &boost, bool *_aidl_return) override; + + private: + std::shared_ptr mHintManager; +}; + +} // namespace pixel +} // namespace impl +} // namespace power +} // namespace hardware +} // namespace google +} // namespace aidl diff --git a/aidl/power-libperfmgr/PowerHintSession.cpp b/aidl/power-libperfmgr/PowerHintSession.cpp new file mode 100644 index 0000000..359fcc3 --- /dev/null +++ b/aidl/power-libperfmgr/PowerHintSession.cpp @@ -0,0 +1,481 @@ +/* + * 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. + */ + +#define LOG_TAG "powerhal-libperfmgr" +#define ATRACE_TAG (ATRACE_TAG_POWER | ATRACE_TAG_HAL) + +#include +#include +#include +#include +#include +#include +#include +#include + +#include "PowerHintSession.h" +#include "PowerSessionManager.h" + +namespace aidl { +namespace google { +namespace hardware { +namespace power { +namespace impl { +namespace pixel { + +using ::android::base::StringPrintf; +using std::chrono::duration_cast; +using std::chrono::nanoseconds; +using std::literals::chrono_literals::operator""s; + +constexpr char kPowerHalAdpfPidPOver[] = "vendor.powerhal.adpf.pid_p.over"; +constexpr char kPowerHalAdpfPidPUnder[] = "vendor.powerhal.adpf.pid_p.under"; +constexpr char kPowerHalAdpfPidI[] = "vendor.powerhal.adpf.pid_i"; +constexpr char kPowerHalAdpfPidDOver[] = "vendor.powerhal.adpf.pid_d.over"; +constexpr char kPowerHalAdpfPidDUnder[] = "vendor.powerhal.adpf.pid_d.under"; +constexpr char kPowerHalAdpfPidIInit[] = "vendor.powerhal.adpf.pid_i.init"; +constexpr char kPowerHalAdpfPidIHighLimit[] = "vendor.powerhal.adpf.pid_i.high_limit"; +constexpr char kPowerHalAdpfPidILowLimit[] = "vendor.powerhal.adpf.pid_i.low_limit"; +constexpr char kPowerHalAdpfUclampEnable[] = "vendor.powerhal.adpf.uclamp"; +constexpr char kPowerHalAdpfUclampMinGranularity[] = "vendor.powerhal.adpf.uclamp_min.granularity"; +constexpr char kPowerHalAdpfUclampMinHighLimit[] = "vendor.powerhal.adpf.uclamp_min.high_limit"; +constexpr char kPowerHalAdpfUclampMinLowLimit[] = "vendor.powerhal.adpf.uclamp_min.low_limit"; +constexpr char kPowerHalAdpfStaleTimeFactor[] = "vendor.powerhal.adpf.stale_timeout_factor"; +constexpr char kPowerHalAdpfPSamplingWindow[] = "vendor.powerhal.adpf.p.window"; +constexpr char kPowerHalAdpfISamplingWindow[] = "vendor.powerhal.adpf.i.window"; +constexpr char kPowerHalAdpfDSamplingWindow[] = "vendor.powerhal.adpf.d.window"; + +namespace { +/* there is no glibc or bionic wrapper */ +struct sched_attr { + __u32 size; + __u32 sched_policy; + __u64 sched_flags; + __s32 sched_nice; + __u32 sched_priority; + __u64 sched_runtime; + __u64 sched_deadline; + __u64 sched_period; + __u32 sched_util_min; + __u32 sched_util_max; +}; + +static int sched_setattr(int pid, struct sched_attr *attr, unsigned int flags) { + static const bool kPowerHalAdpfUclamp = + ::android::base::GetBoolProperty(kPowerHalAdpfUclampEnable, true); + if (!kPowerHalAdpfUclamp) { + ALOGV("PowerHintSession:%s: skip", __func__); + return 0; + } + return syscall(__NR_sched_setattr, pid, attr, flags); +} + +static inline int64_t ns_to_100us(int64_t ns) { + return ns / 100000; +} + +static double getDoubleProperty(const char *prop, double value) { + std::string result = ::android::base::GetProperty(prop, std::to_string(value).c_str()); + if (!::android::base::ParseDouble(result.c_str(), &value)) { + ALOGE("PowerHintSession : failed to parse double in %s", prop); + } + return value; +} + +static double sPidPOver = getDoubleProperty(kPowerHalAdpfPidPOver, 2.0); +static double sPidPUnder = getDoubleProperty(kPowerHalAdpfPidPUnder, 1.0); +static double sPidI = getDoubleProperty(kPowerHalAdpfPidI, 0.001); +static double sPidDOver = getDoubleProperty(kPowerHalAdpfPidDOver, 500.0); +static double sPidDUnder = getDoubleProperty(kPowerHalAdpfPidDUnder, 0.0); +static const int64_t sPidIInit = + (sPidI == 0) ? 0 + : static_cast(::android::base::GetIntProperty( + kPowerHalAdpfPidIInit, 200) / + sPidI); +static const int64_t sPidIHighLimit = + (sPidI == 0) ? 0 + : static_cast(::android::base::GetIntProperty( + kPowerHalAdpfPidIHighLimit, 512) / + sPidI); +static const int64_t sPidILowLimit = + (sPidI == 0) ? 0 + : static_cast(::android::base::GetIntProperty( + kPowerHalAdpfPidILowLimit, -30) / + sPidI); +static const int32_t sUclampMinHighLimit = + ::android::base::GetUintProperty(kPowerHalAdpfUclampMinHighLimit, 384); +static const int32_t sUclampMinLowLimit = + ::android::base::GetUintProperty(kPowerHalAdpfUclampMinLowLimit, 2); +static const uint32_t sUclampMinGranularity = + ::android::base::GetUintProperty(kPowerHalAdpfUclampMinGranularity, 5); +static const int64_t sStaleTimeFactor = + ::android::base::GetUintProperty(kPowerHalAdpfStaleTimeFactor, 20); +static const int64_t sPSamplingWindow = + ::android::base::GetUintProperty(kPowerHalAdpfPSamplingWindow, 1); +static const int64_t sISamplingWindow = + ::android::base::GetUintProperty(kPowerHalAdpfISamplingWindow, 0); +static const int64_t sDSamplingWindow = + ::android::base::GetUintProperty(kPowerHalAdpfDSamplingWindow, 1); + +} // namespace + +PowerHintSession::PowerHintSession(int32_t tgid, int32_t uid, const std::vector &threadIds, + int64_t durationNanos, const nanoseconds adpfRate) + : kAdpfRate(adpfRate) { + mDescriptor = new AppHintDesc(tgid, uid, threadIds); + mDescriptor->duration = std::chrono::nanoseconds(durationNanos); + mStaleHandler = sp(new StaleHandler(this)); + mPowerManagerHandler = PowerSessionManager::getInstance(); + + if (ATRACE_ENABLED()) { + const std::string idstr = getIdString(); + std::string sz = StringPrintf("adpf.%s-target", idstr.c_str()); + ATRACE_INT(sz.c_str(), (int64_t)mDescriptor->duration.count()); + sz = StringPrintf("adpf.%s-active", idstr.c_str()); + ATRACE_INT(sz.c_str(), mDescriptor->is_active.load()); + sz = StringPrintf("adpf.%s-stale", idstr.c_str()); + ATRACE_INT(sz.c_str(), isStale()); + } + PowerSessionManager::getInstance()->addPowerSession(this); + // init boost + setUclamp(sUclampMinHighLimit); + ALOGV("PowerHintSession created: %s", mDescriptor->toString().c_str()); +} + +PowerHintSession::~PowerHintSession() { + close(); + ALOGV("PowerHintSession deleted: %s", mDescriptor->toString().c_str()); + if (ATRACE_ENABLED()) { + const std::string idstr = getIdString(); + std::string sz = StringPrintf("adpf.%s-target", idstr.c_str()); + ATRACE_INT(sz.c_str(), 0); + sz = StringPrintf("adpf.%s-actl_last", idstr.c_str()); + ATRACE_INT(sz.c_str(), 0); + sz = sz = StringPrintf("adpf.%s-active", idstr.c_str()); + ATRACE_INT(sz.c_str(), 0); + } + delete mDescriptor; +} + +std::string PowerHintSession::getIdString() const { + std::string idstr = StringPrintf("%" PRId32 "-%" PRId32 "-%" PRIxPTR, mDescriptor->tgid, + mDescriptor->uid, reinterpret_cast(this) & 0xffff); + return idstr; +} + +void PowerHintSession::updateUniveralBoostMode() { + PowerHintMonitor::getInstance()->getLooper()->sendMessage(mPowerManagerHandler, NULL); +} + +int PowerHintSession::setUclamp(int32_t min, int32_t max) { + std::lock_guard guard(mLock); + min = std::max(0, min); + min = std::min(min, max); + max = std::max(0, max); + max = std::max(min, max); + if (ATRACE_ENABLED()) { + const std::string idstr = getIdString(); + std::string sz = StringPrintf("adpf.%s-min", idstr.c_str()); + ATRACE_INT(sz.c_str(), min); + } + for (const auto tid : mDescriptor->threadIds) { + sched_attr attr = {}; + attr.size = sizeof(attr); + + attr.sched_flags = (SCHED_FLAG_KEEP_ALL | SCHED_FLAG_UTIL_CLAMP); + attr.sched_util_min = min; + attr.sched_util_max = max; + + int ret = sched_setattr(tid, &attr, 0); + if (ret) { + ALOGW("sched_setattr failed for thread %d, err=%d", tid, errno); + } + ALOGV("PowerHintSession tid: %d, uclamp(%d, %d)", tid, min, max); + } + mDescriptor->current_min = min; + return 0; +} + +ndk::ScopedAStatus PowerHintSession::pause() { + if (!mDescriptor->is_active.load()) + return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_STATE); + // Reset to default uclamp value. + setUclamp(0); + mDescriptor->is_active.store(false); + if (ATRACE_ENABLED()) { + const std::string idstr = getIdString(); + std::string sz = StringPrintf("adpf.%s-active", idstr.c_str()); + ATRACE_INT(sz.c_str(), mDescriptor->is_active.load()); + } + updateUniveralBoostMode(); + return ndk::ScopedAStatus::ok(); +} + +ndk::ScopedAStatus PowerHintSession::resume() { + if (mDescriptor->is_active.load()) + return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_STATE); + mDescriptor->is_active.store(true); + mDescriptor->integral_error = std::max(sPidIInit, mDescriptor->integral_error); + // resume boost + setUclamp(sUclampMinHighLimit); + if (ATRACE_ENABLED()) { + const std::string idstr = getIdString(); + std::string sz = StringPrintf("adpf.%s-active", idstr.c_str()); + ATRACE_INT(sz.c_str(), mDescriptor->is_active.load()); + } + updateUniveralBoostMode(); + return ndk::ScopedAStatus::ok(); +} + +ndk::ScopedAStatus PowerHintSession::close() { + bool sessionClosedExpectedToBe = false; + if (!mSessionClosed.compare_exchange_strong(sessionClosedExpectedToBe, true)) { + return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_STATE); + } + PowerHintMonitor::getInstance()->getLooper()->removeMessages(mStaleHandler); + setUclamp(0); + PowerSessionManager::getInstance()->removePowerSession(this); + updateUniveralBoostMode(); + return ndk::ScopedAStatus::ok(); +} + +ndk::ScopedAStatus PowerHintSession::updateTargetWorkDuration(int64_t targetDurationNanos) { + if (targetDurationNanos <= 0) { + ALOGE("Error: targetDurationNanos(%" PRId64 ") should bigger than 0", targetDurationNanos); + return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT); + } + ALOGV("update target duration: %" PRId64 " ns", targetDurationNanos); + double ratio = + targetDurationNanos == 0 ? 1.0 : mDescriptor->duration.count() / targetDurationNanos; + mDescriptor->integral_error = + std::max(sPidIInit, static_cast(mDescriptor->integral_error * ratio)); + + mDescriptor->duration = std::chrono::nanoseconds(targetDurationNanos); + if (ATRACE_ENABLED()) { + const std::string idstr = getIdString(); + std::string sz = StringPrintf("adpf.%s-target", idstr.c_str()); + ATRACE_INT(sz.c_str(), (int64_t)mDescriptor->duration.count()); + } + + return ndk::ScopedAStatus::ok(); +} + +ndk::ScopedAStatus PowerHintSession::reportActualWorkDuration( + const std::vector &actualDurations) { + if (mDescriptor->duration.count() == 0LL) { + ALOGE("Expect to call updateTargetWorkDuration() first."); + return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_STATE); + } + if (actualDurations.size() == 0) { + ALOGE("Error: duration.size() shouldn't be %zu.", actualDurations.size()); + return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT); + } + if (!mDescriptor->is_active.load()) { + ALOGE("Error: shouldn't report duration during pause state."); + return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_STATE); + } + if (PowerHintMonitor::getInstance()->isRunning() && isStale()) { + mDescriptor->integral_error = std::max(sPidIInit, mDescriptor->integral_error); + if (ATRACE_ENABLED()) { + const std::string idstr = getIdString(); + std::string sz = StringPrintf("adpf.%s-wakeup", idstr.c_str()); + ATRACE_INT(sz.c_str(), mDescriptor->integral_error); + ATRACE_INT(sz.c_str(), 0); + } + } + int64_t targetDurationNanos = (int64_t)mDescriptor->duration.count(); + int64_t length = actualDurations.size(); + int64_t p_start = + sPSamplingWindow == 0 || sPSamplingWindow > length ? 0 : length - sPSamplingWindow; + int64_t i_start = + sISamplingWindow == 0 || sISamplingWindow > length ? 0 : length - sISamplingWindow; + int64_t d_start = + sDSamplingWindow == 0 || sDSamplingWindow > length ? 0 : length - sDSamplingWindow; + int64_t dt = ns_to_100us(targetDurationNanos); + int64_t err_sum = 0; + int64_t derivative_sum = 0; + for (int64_t i = std::min({p_start, i_start, d_start}); i < length; i++) { + int64_t actualDurationNanos = actualDurations[i].durationNanos; + if (std::abs(actualDurationNanos) > targetDurationNanos * 20) { + ALOGW("The actual duration is way far from the target (%" PRId64 " >> %" PRId64 ")", + actualDurationNanos, targetDurationNanos); + } + // PID control algorithm + int64_t error = ns_to_100us(actualDurationNanos - targetDurationNanos); + if (i >= d_start) { + derivative_sum += error - mDescriptor->previous_error; + } + if (i >= p_start) { + err_sum += error; + } + if (i >= i_start) { + mDescriptor->integral_error = mDescriptor->integral_error + error * dt; + mDescriptor->integral_error = std::min(sPidIHighLimit, mDescriptor->integral_error); + mDescriptor->integral_error = std::max(sPidILowLimit, mDescriptor->integral_error); + } + mDescriptor->previous_error = error; + } + if (ATRACE_ENABLED()) { + const std::string idstr = getIdString(); + std::string sz = StringPrintf("adpf.%s-err", idstr.c_str()); + ATRACE_INT(sz.c_str(), err_sum / (length - p_start)); + sz = StringPrintf("adpf.%s-integral", idstr.c_str()); + ATRACE_INT(sz.c_str(), mDescriptor->integral_error); + sz = StringPrintf("adpf.%s-derivative", idstr.c_str()); + ATRACE_INT(sz.c_str(), derivative_sum / dt / (length - d_start)); + } + int64_t pOut = static_cast((err_sum > 0 ? sPidPOver : sPidPUnder) * err_sum / + (length - p_start)); + int64_t iOut = static_cast(sPidI * mDescriptor->integral_error); + int64_t dOut = static_cast((derivative_sum > 0 ? sPidDOver : sPidDUnder) * + derivative_sum / dt / (length - d_start)); + + int64_t output = pOut + iOut + dOut; + + if (ATRACE_ENABLED()) { + const std::string idstr = getIdString(); + std::string sz = StringPrintf("adpf.%s-actl_last", idstr.c_str()); + ATRACE_INT(sz.c_str(), actualDurations[length - 1].durationNanos); + sz = StringPrintf("adpf.%s-target", idstr.c_str()); + ATRACE_INT(sz.c_str(), (int64_t)mDescriptor->duration.count()); + sz = StringPrintf("adpf.%s-sample_size", idstr.c_str()); + ATRACE_INT(sz.c_str(), length); + sz = StringPrintf("adpf.%s-pid.count", idstr.c_str()); + ATRACE_INT(sz.c_str(), mDescriptor->update_count); + sz = StringPrintf("adpf.%s-pid.pOut", idstr.c_str()); + ATRACE_INT(sz.c_str(), pOut); + sz = StringPrintf("adpf.%s-pid.iOut", idstr.c_str()); + ATRACE_INT(sz.c_str(), iOut); + sz = StringPrintf("adpf.%s-pid.dOut", idstr.c_str()); + ATRACE_INT(sz.c_str(), dOut); + sz = StringPrintf("adpf.%s-pid.output", idstr.c_str()); + ATRACE_INT(sz.c_str(), output); + sz = StringPrintf("adpf.%s-stale", idstr.c_str()); + ATRACE_INT(sz.c_str(), isStale()); + sz = StringPrintf("adpf.%s-pid.overtime", idstr.c_str()); + ATRACE_INT(sz.c_str(), err_sum > 0); + } + mDescriptor->update_count++; + + mStaleHandler->updateStaleTimer(); + + /* apply to all the threads in the group */ + if (output != 0) { + int next_min = std::min(sUclampMinHighLimit, static_cast(output)); + next_min = std::max(sUclampMinLowLimit, next_min); + if (std::abs(mDescriptor->current_min - next_min) > sUclampMinGranularity) { + setUclamp(next_min); + } + } + + return ndk::ScopedAStatus::ok(); +} + +std::string AppHintDesc::toString() const { + std::string out = + StringPrintf("session %" PRIxPTR "\n", reinterpret_cast(this) & 0xffff); + const int64_t durationNanos = duration.count(); + out.append(StringPrintf(" duration: %" PRId64 " ns\n", durationNanos)); + out.append(StringPrintf(" uclamp.min: %d \n", current_min)); + out.append(StringPrintf(" uid: %d, tgid: %d\n", uid, tgid)); + + out.append(" threadIds: ["); + bool first = true; + for (int tid : threadIds) { + if (!first) { + out.append(", "); + } + out.append(std::to_string(tid)); + first = false; + } + out.append("]\n"); + return out; +} + +bool PowerHintSession::isActive() { + return mDescriptor->is_active.load(); +} + +bool PowerHintSession::isStale() { + auto now = std::chrono::steady_clock::now(); + return now >= mStaleHandler->getStaleTime(); +} + +const std::vector &PowerHintSession::getTidList() const { + return mDescriptor->threadIds; +} + +void PowerHintSession::setStale() { + if (ATRACE_ENABLED()) { + const std::string idstr = getIdString(); + std::string sz = StringPrintf("adpf.%s-stale", idstr.c_str()); + ATRACE_INT(sz.c_str(), 1); + } + // Reset to default uclamp value. + setUclamp(0); + // Deliver a task to check if all sessions are inactive. + updateUniveralBoostMode(); +} + +void PowerHintSession::StaleHandler::updateStaleTimer() { + std::lock_guard guard(mStaleLock); + if (PowerHintMonitor::getInstance()->isRunning()) { + auto when = getStaleTime(); + auto now = std::chrono::steady_clock::now(); + mLastUpdatedTime.store(now); + if (now > when) { + mSession->updateUniveralBoostMode(); + } + if (!mIsMonitoringStale.load()) { + auto next = getStaleTime(); + PowerHintMonitor::getInstance()->getLooper()->sendMessageDelayed( + duration_cast(next - now).count(), this, NULL); + mIsMonitoringStale.store(true); + } + if (ATRACE_ENABLED()) { + const std::string idstr = mSession->getIdString(); + std::string sz = StringPrintf("adpf.%s-stale", idstr.c_str()); + ATRACE_INT(sz.c_str(), 0); + } + } +} + +time_point PowerHintSession::StaleHandler::getStaleTime() { + return mLastUpdatedTime.load() + + std::chrono::duration_cast(mSession->kAdpfRate) * sStaleTimeFactor; +} + +void PowerHintSession::StaleHandler::handleMessage(const Message &) { + std::lock_guard guard(mStaleLock); + auto now = std::chrono::steady_clock::now(); + auto when = getStaleTime(); + // Check if the session is stale based on the last_updated_time. + if (now > when) { + mSession->setStale(); + mIsMonitoringStale.store(false); + return; + } + // Schedule for the next checking time. + PowerHintMonitor::getInstance()->getLooper()->sendMessageDelayed( + duration_cast(when - now).count(), this, NULL); +} + +} // namespace pixel +} // namespace impl +} // namespace power +} // namespace hardware +} // namespace google +} // namespace aidl diff --git a/aidl/power-libperfmgr/PowerHintSession.h b/aidl/power-libperfmgr/PowerHintSession.h new file mode 100644 index 0000000..e3c0f84 --- /dev/null +++ b/aidl/power-libperfmgr/PowerHintSession.h @@ -0,0 +1,119 @@ +/* + * 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 +#include +#include +#include + +#include +#include + +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; + +static const int32_t kMaxUclampValue = 1024; +struct AppHintDesc { + AppHintDesc(int32_t tgid, int32_t uid, std::vector 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 threadIds; + nanoseconds duration; + int current_min; + // status + std::atomic 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 &threadIds, + int64_t durationNanos, nanoseconds adpfRate); + ~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 &actualDurations) override; + bool isActive(); + bool isStale(); + const std::vector &getTidList() const; + + private: + class StaleHandler : public MessageHandler { + public: + StaleHandler(PowerHintSession *session) + : mSession(session), mIsMonitoringStale(false), mLastUpdatedTime(steady_clock::now()) {} + void handleMessage(const Message &message) override; + void updateStaleTimer(); + time_point getStaleTime(); + + private: + PowerHintSession *mSession; + std::atomic mIsMonitoringStale; + std::atomic> mLastUpdatedTime; + std::mutex mStaleLock; + }; + + private: + void setStale(); + void updateUniveralBoostMode(); + int setUclamp(int32_t min, int32_t max = kMaxUclampValue); + std::string getIdString() const; + AppHintDesc *mDescriptor = nullptr; + sp mStaleHandler; + sp mPowerManagerHandler; + std::mutex mLock; + const nanoseconds kAdpfRate; + std::atomic mSessionClosed = false; +}; + +} // namespace pixel +} // namespace impl +} // namespace power +} // namespace hardware +} // namespace google +} // namespace aidl diff --git a/aidl/power-libperfmgr/PowerSessionManager.cpp b/aidl/power-libperfmgr/PowerSessionManager.cpp new file mode 100644 index 0000000..fc73c01 --- /dev/null +++ b/aidl/power-libperfmgr/PowerSessionManager.cpp @@ -0,0 +1,163 @@ +/* + * 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. + */ + +#define LOG_TAG "powerhal-libperfmgr" +#define ATRACE_TAG (ATRACE_TAG_POWER | ATRACE_TAG_HAL) + +#include +#include +#include + +#include "PowerSessionManager.h" + +namespace aidl { +namespace google { +namespace hardware { +namespace power { +namespace impl { +namespace pixel { + +void PowerSessionManager::setHintManager(std::shared_ptr const &hint_manager) { + // Only initialize hintmanager instance if hint is supported. + if (hint_manager->IsHintSupported(kDisableBoostHintName)) { + mHintManager = hint_manager; + } +} + +void PowerSessionManager::updateHintMode(const std::string &mode, bool enabled) { + ALOGV("PowerSessionManager::updateHintMode: mode: %s, enabled: %d", mode.c_str(), enabled); + if (enabled && mode.compare(0, 8, "REFRESH_") == 0) { + if (mode.compare("REFRESH_120FPS") == 0) { + mDisplayRefreshRate = 120; + } else if (mode.compare("REFRESH_90FPS") == 0) { + mDisplayRefreshRate = 90; + } else if (mode.compare("REFRESH_60FPS") == 0) { + mDisplayRefreshRate = 60; + } + } +} + +int PowerSessionManager::getDisplayRefreshRate() { + return mDisplayRefreshRate; +} + +void PowerSessionManager::addPowerSession(PowerHintSession *session) { + std::lock_guard guard(mLock); + for (auto t : session->getTidList()) { + if (mTidRefCountMap.find(t) == mTidRefCountMap.end()) { + if (!SetTaskProfiles(t, {"ResetUclampGrp"})) { + ALOGW("Failed to set ResetUclampGrp task profile for tid:%d", t); + } else { + mTidRefCountMap[t] = 1; + } + continue; + } + if (mTidRefCountMap[t] <= 0) { + ALOGE("Error! Unexpected zero/negative RefCount:%d for tid:%d", mTidRefCountMap[t], t); + continue; + } + mTidRefCountMap[t]++; + } + mSessions.insert(session); +} + +void PowerSessionManager::removePowerSession(PowerHintSession *session) { + std::lock_guard guard(mLock); + for (auto t : session->getTidList()) { + if (mTidRefCountMap.find(t) == mTidRefCountMap.end()) { + ALOGE("Unexpected Error! Failed to look up tid:%d in TidRefCountMap", t); + continue; + } + mTidRefCountMap[t]--; + if (mTidRefCountMap[t] <= 0) { + if (!SetTaskProfiles(t, {"NoResetUclampGrp"})) { + ALOGW("Failed to set NoResetUclampGrp task profile for tid:%d", t); + } + mTidRefCountMap.erase(t); + } + } + mSessions.erase(session); +} + +std::optional PowerSessionManager::isAnySessionActive() { + std::lock_guard guard(mLock); + bool active = false; + for (PowerHintSession *s : mSessions) { + // session active and not stale is actually active. + if (s->isActive() && !s->isStale()) { + active = true; + break; + } + } + if (active == mActive) { + return std::nullopt; + } else { + mActive = active; + } + + return active; +} + +void PowerSessionManager::handleMessage(const Message &) { + auto active = isAnySessionActive(); + if (!active.has_value()) { + return; + } + if (active.value()) { + disableSystemTopAppBoost(); + } else { + enableSystemTopAppBoost(); + } +} + +void PowerSessionManager::enableSystemTopAppBoost() { + if (mHintManager) { + ALOGV("PowerSessionManager::enableSystemTopAppBoost!!"); + mHintManager->EndHint(kDisableBoostHintName); + } +} + +void PowerSessionManager::disableSystemTopAppBoost() { + if (mHintManager) { + ALOGV("PowerSessionManager::disableSystemTopAppBoost!!"); + mHintManager->DoHint(kDisableBoostHintName); + } +} + +// =========== PowerHintMonitor implementation start from here =========== +void PowerHintMonitor::start() { + if (!isRunning()) { + run("PowerHintMonitor", ::android::PRIORITY_HIGHEST); + } +} + +bool PowerHintMonitor::threadLoop() { + while (true) { + mLooper->pollOnce(-1); + } + return true; +} + +sp PowerHintMonitor::getLooper() { + return mLooper; +} + +} // namespace pixel +} // namespace impl +} // namespace power +} // namespace hardware +} // namespace google +} // namespace aidl diff --git a/aidl/power-libperfmgr/PowerSessionManager.h b/aidl/power-libperfmgr/PowerSessionManager.h new file mode 100644 index 0000000..4b7c36d --- /dev/null +++ b/aidl/power-libperfmgr/PowerSessionManager.h @@ -0,0 +1,108 @@ +/* + * 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 "PowerHintSession.h" + +#include +#include +#include + +#include +#include +#include + +namespace aidl { +namespace google { +namespace hardware { +namespace power { +namespace impl { +namespace pixel { + +using ::android::Looper; +using ::android::Message; +using ::android::MessageHandler; +using ::android::Thread; +using ::android::perfmgr::HintManager; + +constexpr char kPowerHalAdpfDisableTopAppBoost[] = "vendor.powerhal.adpf.disable.hint"; + +class PowerSessionManager : public MessageHandler { + public: + // current hint info + void updateHintMode(const std::string &mode, bool enabled); + int getDisplayRefreshRate(); + // monitoring session status + void addPowerSession(PowerHintSession *session); + void removePowerSession(PowerHintSession *session); + + void handleMessage(const Message &message) override; + void setHintManager(std::shared_ptr const &hint_manager); + + // Singleton + static sp getInstance() { + static sp instance = new PowerSessionManager(); + return instance; + } + + private: + std::optional isAnySessionActive(); + void disableSystemTopAppBoost(); + void enableSystemTopAppBoost(); + const std::string kDisableBoostHintName; + std::shared_ptr mHintManager; + std::unordered_set mSessions; // protected by mLock + std::unordered_map mTidRefCountMap; // protected by mLock + std::mutex mLock; + int mDisplayRefreshRate; + bool mActive; // protected by mLock + // Singleton + PowerSessionManager() + : kDisableBoostHintName(::android::base::GetProperty(kPowerHalAdpfDisableTopAppBoost, + "ADPF_DISABLE_TA_BOOST")), + mHintManager(nullptr), + mDisplayRefreshRate(60), + mActive(false) {} + PowerSessionManager(PowerSessionManager const &) = delete; + void operator=(PowerSessionManager const &) = delete; +}; + +class PowerHintMonitor : public Thread { + public: + void start(); + bool threadLoop() override; + sp getLooper(); + // Singleton + static sp getInstance() { + static sp instance = new PowerHintMonitor(); + return instance; + } + PowerHintMonitor(PowerHintMonitor const &) = delete; + void operator=(PowerHintMonitor const &) = delete; + + private: + sp mLooper; + // Singleton + PowerHintMonitor() : Thread(false), mLooper(new Looper(true)) {} +}; + +} // namespace pixel +} // namespace impl +} // namespace power +} // namespace hardware +} // namespace google +} // namespace aidl diff --git a/aidl/power-libperfmgr/android.hardware.power-service.exynos9810-libperfmgr.rc b/aidl/power-libperfmgr/android.hardware.power-service.exynos9810-libperfmgr.rc new file mode 100644 index 0000000..331c0fc --- /dev/null +++ b/aidl/power-libperfmgr/android.hardware.power-service.exynos9810-libperfmgr.rc @@ -0,0 +1,28 @@ +service vendor.power-hal-aidl /vendor/bin/hw/android.hardware.power-service.exynos9810-libperfmgr + class hal + user root + group system radio + priority -20 + +on late-fs + start vendor.power-hal-aidl + +# restart powerHAL when framework died +on property:init.svc.zygote=restarting && property:vendor.powerhal.state=* + setprop vendor.powerhal.state "" + setprop vendor.powerhal.audio "" + setprop vendor.powerhal.rendering "" + restart vendor.power-hal-aidl + +# Clean up after b/163539793 resolved +on property:vendor.powerhal.dalvik.vm.dex2oat-threads=* + setprop dalvik.vm.dex2oat-threads ${vendor.powerhal.dalvik.vm.dex2oat-threads} + setprop dalvik.vm.restore-dex2oat-threads ${vendor.powerhal.dalvik.vm.dex2oat-threads} + +on property:vendor.powerhal.dalvik.vm.dex2oat-cpu-set=* + setprop dalvik.vm.dex2oat-cpu-set ${vendor.powerhal.dalvik.vm.dex2oat-cpu-set} + setprop dalvik.vm.restore-dex2oat-cpu-set ${vendor.powerhal.dalvik.vm.dex2oat-cpu-set} + +# initialize powerHAL when boot is completed +on property:sys.boot_completed=1 + setprop vendor.powerhal.init 1 diff --git a/aidl/power-libperfmgr/android.hardware.power-service.exynos9810.xml b/aidl/power-libperfmgr/android.hardware.power-service.exynos9810.xml new file mode 100644 index 0000000..482dda8 --- /dev/null +++ b/aidl/power-libperfmgr/android.hardware.power-service.exynos9810.xml @@ -0,0 +1,7 @@ + + + android.hardware.power + 2 + IPower/default + + diff --git a/aidl/power-libperfmgr/powerhint.json.template b/aidl/power-libperfmgr/powerhint.json.template new file mode 100644 index 0000000..1ffafd6 --- /dev/null +++ b/aidl/power-libperfmgr/powerhint.json.template @@ -0,0 +1,441 @@ +{ + "Nodes": [ + { + "Name": "CPULittleClusterMaxFreq", + "Path": "/sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq", + "Values": [ + "9999999", + "1113600" + ], + "DefaultIndex": 0, + "ResetOnInit": true + }, + { + "Name": "CPULittleClusterMinFreq", + "Path": "/sys/devices/system/cpu/cpu0/cpufreq/scaling_min_freq", + "Values": [ + "9999999", + "1113600", + "576000" + ], + "ResetOnInit": true + }, + { + "Name": "CPUBigClusterMaxFreq", + "Path": "/sys/devices/system/cpu/cpu4/cpufreq/scaling_max_freq", + "Values": [ + "9999999", + "2016000", + "1497600", + "1401600" + ], + "DefaultIndex": 0, + "ResetOnInit": true + }, + { + "Name": "CPUBigClusterMinFreq", + "Path": "/sys/devices/system/cpu/cpu4/cpufreq/scaling_min_freq", + "Values": [ + "9999999", + "1497600", + "1401600", + "1286400", + "0" + ], + "ResetOnInit": true + }, + { + "Name": "CPUBigPlusClusterMaxFreq", + "Path": "/sys/devices/system/cpu/cpu7/cpufreq/scaling_max_freq", + "Values": [ + "9999999", + "2016000", + "1497600", + "1401600" + ], + "DefaultIndex": 0, + "ResetOnInit": true + }, + { + "Name": "CPUBigPlusClusterMinFreq", + "Path": "/sys/devices/system/cpu/cpu7/cpufreq/scaling_min_freq", + "Values": [ + "9999999", + "1497600", + "1401600", + "1286400", + "0" + ], + "ResetOnInit": true + }, + { + "Name": "GPUMaxFreq", + "Path": "/sys/class/kgsl/kgsl-3d0/devfreq/max_freq", + "Values": [ + "585000000", + "427000000" + ], + "DefaultIndex": 0, + "ResetOnInit": true + }, + { + "Name": "GPUMinFreq", + "Path": "/sys/class/kgsl/kgsl-3d0/devfreq/min_freq", + "Values": [ + "585000000", + "427000000", + "345000000", + "257000000" + ], + "ResetOnInit": true + }, + { + "Name": "TASchedtuneBoost", + "Path": "/dev/stune/top-app/schedtune.boost", + "Values": [ + "30", + "10" + ], + "ResetOnInit": true + }, + { + "Name": "PMQoSCpuDmaLatency", + "Path": "/dev/cpu_dma_latency", + "Values": [ + "44", + "100" + ], + "HoldFd": true + }, + { + "Name": "TouchscreenEnable", + "Path": "/sys/class/input/input3/enabled", + "Values": [ + "1", + "0" + ], + "ResetOnInit": true + }, + { + "Name": "DoubleTapToWakeEnable", + "Path": "/sys/class/sec/tsp/cmd", + "Values": [ + "aot_enable,0", + "aot_enable,1" + ], + "DefaultIndex": 0 + }, + { + "Name": "PowerHALMainState", + "Path": "vendor.powerhal.state", + "Values": [ + "SUSTAINED_PERFORMANCE", + "VR_MODE", + "VR_SUSTAINED_PERFORMANCE", + "" + ], + "Type": "Property" + }, + { + "Name": "PowerHALAudioState", + "Path": "vendor.powerhal.audio", + "Values": [ + "AUDIO_STREAMING_LOW_LATENCY", + "" + ], + "Type": "Property" + }, + { + "Name": "PowerHALRenderingState", + "Path": "vendor.powerhal.rendering", + "Values": [ + "EXPENSIVE_RENDERING", + "" + ], + "Type": "Property" + }, + { + "Name": "PowerHALPerfProfileState", + "Path": "vendor.powerhal.perf_profile", + "Values": [ + "POWER_SAVE", + "BIAS_POWER_SAVE", + "BIAS_PERFORMANCE", + "HIGH_PERFORMANCE" + ], + "Type": "Property" + } + ], + "Actions": [ + { + "PowerHint": "INTERACTION", + "Node": "CPUBigClusterMinFreq", + "Duration": 0, + "Value": "1286400" + }, + { + "PowerHint": "INTERACTION", + "Node": "CPUBigPlusClusterMinFreq", + "Duration": 0, + "Value": "1286400" + }, + { + "PowerHint": "INTERACTION", + "Node": "CPULittleClusterMinFreq", + "Duration": 0, + "Value": "1113600" + }, + { + "PowerHint": "INTERACTION", + "Node": "TASchedtuneBoost", + "Duration": 0, + "Value": "30" + }, + { + "PowerHint": "LAUNCH", + "Node": "CPUBigClusterMaxFreq", + "Duration": 5000, + "Value": "9999999" + }, + { + "PowerHint": "LAUNCH", + "Node": "CPUBigPlusClusterMaxFreq", + "Duration": 5000, + "Value": "9999999" + }, + { + "PowerHint": "LAUNCH", + "Node": "CPUBigClusterMinFreq", + "Duration": 5000, + "Value": "9999999" + }, + { + "PowerHint": "LAUNCH", + "Node": "CPUBigPlusClusterMinFreq", + "Duration": 5000, + "Value": "9999999" + }, + { + "PowerHint": "LAUNCH", + "Node": "CPULittleClusterMinFreq", + "Duration": 5000, + "Value": "9999999" + }, + { + "PowerHint": "LAUNCH", + "Node": "PMQoSCpuDmaLatency", + "Duration": 5000, + "Value": "44" + }, + { + "PowerHint": "CAMERA_LAUNCH", + "Node": "CPUBigClusterMaxFreq", + "Duration": 1000, + "Value": "9999999" + }, + { + "PowerHint": "CAMERA_LAUNCH", + "Node": "CPUBigPlusClusterMaxFreq", + "Duration": 1000, + "Value": "9999999" + }, + { + "PowerHint": "CAMERA_LAUNCH", + "Node": "CPUBigClusterMinFreq", + "Duration": 1000, + "Value": "9999999" + }, + { + "PowerHint": "CAMERA_LAUNCH", + "Node": "CPUBigPlusClusterMinFreq", + "Duration": 1000, + "Value": "9999999" + }, + { + "PowerHint": "CAMERA_LAUNCH", + "Node": "CPULittleClusterMaxFreq", + "Duration": 1000, + "Value": "9999999" + }, + { + "PowerHint": "CAMERA_LAUNCH", + "Node": "CPULittleClusterMinFreq", + "Duration": 1000, + "Value": "9999999" + }, + { + "PowerHint": "CAMERA_LAUNCH", + "Node": "PMQoSCpuDmaLatency", + "Duration": 1000, + "Value": "44" + }, + { + "PowerHint": "CAMERA_STREAMING_MID", + "Node": "CPUBigClusterMaxFreq", + "Duration": 0, + "Value": "2016000" + }, + { + "PowerHint": "CAMERA_STREAMING_MID", + "Node": "CPUBigPlusClusterMaxFreq", + "Duration": 0, + "Value": "2016000" + }, + { + "PowerHint": "CAMERA_SHOT", + "Node": "CPUBigClusterMaxFreq", + "Duration": 1000, + "Value": "9999999" + }, + { + "PowerHint": "CAMERA_SHOT", + "Node": "CPUBigPlusClusterMaxFreq", + "Duration": 1000, + "Value": "9999999" + }, + { + "PowerHint": "CAMERA_SHOT", + "Node": "CPUBigClusterMinFreq", + "Duration": 1000, + "Value": "9999999" + }, + { + "PowerHint": "CAMERA_SHOT", + "Node": "CPUBigPlusClusterMinFreq", + "Duration": 1000, + "Value": "9999999" + }, + { + "PowerHint": "CAMERA_SHOT", + "Node": "CPULittleClusterMaxFreq", + "Duration": 1000, + "Value": "9999999" + }, + { + "PowerHint": "CAMERA_SHOT", + "Node": "CPULittleClusterMinFreq", + "Duration": 1000, + "Value": "9999999" + }, + { + "PowerHint": "CAMERA_SHOT", + "Node": "PMQoSCpuDmaLatency", + "Duration": 1000, + "Value": "44" + }, + { + "PowerHint": "AUDIO_LAUNCH", + "Node": "PMQoSCpuDmaLatency", + "Duration": 2000, + "Value": "44" + }, + { + "PowerHint": "AUDIO_STREAMING_LOW_LATENCY", + "Node": "PowerHALAudioState", + "Duration": 0, + "Value": "AUDIO_STREAMING_LOW_LATENCY" + }, + { + "PowerHint": "AUDIO_STREAMING_LOW_LATENCY", + "Node": "PMQoSCpuDmaLatency", + "Duration": 0, + "Value": "44" + }, + { + "PowerHint": "SUSTAINED_PERFORMANCE", + "Node": "PowerHALMainState", + "Duration": 0, + "Value": "SUSTAINED_PERFORMANCE" + }, + { + "PowerHint": "SUSTAINED_PERFORMANCE", + "Node": "CPUBigClusterMaxFreq", + "Duration": 0, + "Value": "1401600" + }, + { + "PowerHint": "SUSTAINED_PERFORMANCE", + "Node": "CPUBigPlusClusterMaxFreq", + "Duration": 0, + "Value": "1401600" + }, + { + "PowerHint": "SUSTAINED_PERFORMANCE", + "Node": "CPULittleClusterMaxFreq", + "Duration": 0, + "Value": "1113600" + }, + { + "PowerHint": "SUSTAINED_PERFORMANCE", + "Node": "GPUMaxFreq", + "Duration": 0, + "Value": "427000000" + }, + { + "PowerHint": "VR_MODE", + "Node": "PowerHALMainState", + "Duration": 0, + "Value": "VR_MODE" + }, + { + "PowerHint": "VR_SUSTAINED_PERFORMANCE", + "Node": "PowerHALMainState", + "Duration": 0, + "Value": "VR_SUSTAINED_PERFORMANCE" + }, + { + "PowerHint": "EXPENSIVE_RENDERING", + "Node": "PowerHALRenderingState", + "Duration": 0, + "Value": "EXPENSIVE_RENDERING" + }, + { + "PowerHint": "EXPENSIVE_RENDERING", + "Node": "GPUMinFreq", + "Duration": 0, + "Value": "427000000" + }, + { + "PowerHint": "EXPENSIVE_RENDERING", + "Node": "GPUMaxFreq", + "Duration": 0, + "Value": "585000000" + }, + { + "PowerHint": "INTERACTIVE", + "Node": "TouchscreenEnable", + "Duration": 0, + "Value": "1" + }, + { + "PowerHint": "DOUBLE_TAP_TO_WAKE", + "Node": "DoubleTapToWakeEnable", + "Duration": 0, + "Value": "aot_enable,1" + }, + { + "PowerHint": "PROFILE_POWER_SAVE", + "Node": "PowerHALPerfProfileState", + "Duration": 0, + "Value": "POWER_SAVE" + }, + { + "PowerHint": "PROFILE_BIAS_POWER_SAVE", + "Node": "PowerHALPerfProfileState", + "Duration": 0, + "Value": "BIAS_POWER_SAVE" + }, + { + "PowerHint": "PROFILE_BIAS_PERFORMANCE", + "Node": "PowerHALPerfProfileState", + "Duration": 0, + "Value": "BIAS_PERFORMANCE" + }, + { + "PowerHint": "PROFILE_HIGH_PERFORMANCE", + "Node": "PowerHALPerfProfileState", + "Duration": 0, + "Value": "HIGH_PERFORMANCE" + } + ] +} diff --git a/aidl/power-libperfmgr/service.cpp b/aidl/power-libperfmgr/service.cpp new file mode 100644 index 0000000..3148ffc --- /dev/null +++ b/aidl/power-libperfmgr/service.cpp @@ -0,0 +1,87 @@ +/* + * 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. + */ + +#define LOG_TAG "powerhal-libperfmgr" + +#include + +#include +#include +#include +#include + +#include "Power.h" +#include "PowerExt.h" +#include "PowerSessionManager.h" + +using aidl::google::hardware::power::impl::pixel::Power; +using aidl::google::hardware::power::impl::pixel::PowerExt; +using aidl::google::hardware::power::impl::pixel::PowerHintMonitor; +using aidl::google::hardware::power::impl::pixel::PowerSessionManager; +using ::android::perfmgr::HintManager; + +constexpr std::string_view kPowerHalInitProp("vendor.powerhal.init"); +constexpr std::string_view kConfigProperty("vendor.powerhal.config"); +constexpr std::string_view kConfigDefaultFileName("powerhint.json"); + +int main() { + const std::string config_path = + "/vendor/etc/" + + android::base::GetProperty(kConfigProperty.data(), kConfigDefaultFileName.data()); + LOG(INFO) << "Pixel Power HAL AIDL Service with Extension is starting with config: " + << config_path; + + // Parse config but do not start the looper + std::shared_ptr hm = HintManager::GetFromJSON(config_path, false); + if (!hm) { + LOG(FATAL) << "Invalid config: " << config_path; + } + + // single thread + ABinderProcess_setThreadPoolMaxThreadCount(0); + + // core service + std::shared_ptr pw = ndk::SharedRefBase::make(hm); + ndk::SpAIBinder pwBinder = pw->asBinder(); + + // extension service + std::shared_ptr pwExt = ndk::SharedRefBase::make(hm); + + // attach the extension to the same binder we will be registering + CHECK(STATUS_OK == AIBinder_setExtension(pwBinder.get(), pwExt->asBinder().get())); + + const std::string instance = std::string() + Power::descriptor + "/default"; + binder_status_t status = AServiceManager_addService(pw->asBinder().get(), instance.c_str()); + CHECK(status == STATUS_OK); + LOG(INFO) << "Pixel Power HAL AIDL Service with Extension is started."; + + if (::android::base::GetIntProperty("vendor.powerhal.adpf.rate", -1) != -1) { + PowerHintMonitor::getInstance()->start(); + PowerSessionManager::getInstance()->setHintManager(hm); + } + + std::thread initThread([&]() { + ::android::base::WaitForProperty(kPowerHalInitProp.data(), "1"); + hm->Start(); + }); + initThread.detach(); + + ABinderProcess_joinThreadPool(); + + // should not reach + LOG(ERROR) << "Pixel Power HAL AIDL Service with Extension just died."; + return EXIT_FAILURE; +} diff --git a/common.mk b/common.mk index b82b4d6..0843018 100644 --- a/common.mk +++ b/common.mk @@ -450,7 +450,7 @@ PRODUCT_SOONG_NAMESPACES += \ $(COMMON_PATH) \ hardware/google/interfaces \ hardware/google/pixel \ - hardware/samsung/aidl/power-libperfmgr + $(COMMON_PATH)/aidl/power-libperfmgr # Prop files TARGET_SYSTEM_PROP += $(COMMON_PATH)/system.prop diff --git a/sepolicy/vendor/file_contexts b/sepolicy/vendor/file_contexts index 9df999c..670c7ca 100644 --- a/sepolicy/vendor/file_contexts +++ b/sepolicy/vendor/file_contexts @@ -67,6 +67,7 @@ # WIP /(vendor|system/vendor)/bin/hw/android\.hardware\.light(@[0-9].[0-9])?-service\.exynos9810 u:object_r:hal_light_default_exec:s0 /(vendor|system/vendor)/bin/hw/android\.hardware\.vibrator(@[0-9].[0-9])?-service\.exynos9810 u:object_r:hal_vibrator_default_exec:s0 +/(vendor|system/vendor)/bin/hw/android\.hardware\.power(@[0-9]\.[0-9])?-service\.exynos9810-libperfmgr u:object_r:hal_power_default_exec:s0 /(vendor|system/vendor)/bin/hw/android\.hardware\.sensors-service(\.exynos9810-multihal)? u:object_r:hal_sensors_default_exec:s0 /(vendor|system/vendor)/bin/hw/android.hardware.vibrator-service.sm7125 u:object_r:hal_vibrator_default_exec:s0