| /* |
| * 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 ATRACE_TAG (ATRACE_TAG_POWER | ATRACE_TAG_HAL) |
| #define LOG_TAG "android.hardware.power@1.3-service.pixel-libperfmgr" |
| |
| #include <android-base/file.h> |
| #include <android-base/logging.h> |
| #include <android-base/properties.h> |
| #include <android-base/stringprintf.h> |
| #include <android-base/strings.h> |
| |
| #include <mutex> |
| |
| #include <utils/Log.h> |
| #include <utils/Trace.h> |
| |
| #include "AudioStreaming.h" |
| #include "Power.h" |
| #include "display-helper.h" |
| |
| namespace android { |
| namespace hardware { |
| namespace power { |
| namespace V1_3 { |
| namespace implementation { |
| |
| using ::android::hardware::hidl_vec; |
| using ::android::hardware::Return; |
| using ::android::hardware::Void; |
| using ::android::hardware::power::V1_0::Feature; |
| using ::android::hardware::power::V1_0::Status; |
| |
| constexpr char kPowerHalStateProp[] = "vendor.powerhal.state"; |
| constexpr char kPowerHalAudioProp[] = "vendor.powerhal.audio"; |
| constexpr char kPowerHalInitProp[] = "vendor.powerhal.init"; |
| constexpr char kPowerHalRenderingProp[] = "vendor.powerhal.rendering"; |
| constexpr char kPowerHalConfigPath[] = "/vendor/etc/powerhint.json"; |
| |
| static const std::map<enum CameraStreamingMode, std::string> kCamStreamingHint = { |
| {CAMERA_STREAMING_OFF, "CAMERA_STREAMING_OFF"}, |
| {CAMERA_STREAMING, "CAMERA_STREAMING"}, |
| {CAMERA_STREAMING_1080P, "CAMERA_STREAMING_1080P"}, |
| {CAMERA_STREAMING_60FPS, "CAMERA_STREAMING_60FPS"}, |
| {CAMERA_STREAMING_4K, "CAMERA_STREAMING_4K"}, |
| {CAMERA_STREAMING_SECURE, "CAMERA_STREAMING_SECURE"}}; |
| |
| Power::Power() |
| : mHintManager(nullptr), |
| mInteractionHandler(nullptr), |
| mVRModeOn(false), |
| mSustainedPerfModeOn(false), |
| mCameraStreamingMode(CAMERA_STREAMING_OFF), |
| mReady(false) { |
| mInitThread = std::thread([this]() { |
| android::base::WaitForProperty(kPowerHalInitProp, "1"); |
| mHintManager = HintManager::GetFromJSON(kPowerHalConfigPath); |
| if (!mHintManager) { |
| LOG(FATAL) << "Invalid config: " << kPowerHalConfigPath; |
| } |
| mInteractionHandler = std::make_unique<InteractionHandler>(mHintManager); |
| mInteractionHandler->Init(); |
| std::string state = android::base::GetProperty(kPowerHalStateProp, ""); |
| if (state == "CAMERA_STREAMING") { |
| ALOGI("Initialize with CAMERA_STREAMING on"); |
| mHintManager->DoHint("CAMERA_STREAMING"); |
| mCameraStreamingMode = CAMERA_STREAMING; |
| } else if (state == "CAMERA_STREAMING_1080P") { |
| ALOGI("Initialize CAMERA_STREAMING_1080P on"); |
| mHintManager->DoHint("CAMERA_STREAMING_1080P"); |
| mCameraStreamingMode = CAMERA_STREAMING_1080P; |
| } else if (state == "CAMERA_STREAMING_60FPS") { |
| ALOGI("Initialize CAMERA_STREAMING_60FPS on"); |
| mHintManager->DoHint("CAMERA_STREAMING_60FPS"); |
| mCameraStreamingMode = CAMERA_STREAMING_60FPS; |
| } else if (state == "CAMERA_STREAMING_4K") { |
| ALOGI("Initialize with CAMERA_STREAMING_4K on"); |
| mHintManager->DoHint("CAMERA_STREAMING_4K"); |
| mCameraStreamingMode = CAMERA_STREAMING_4K; |
| } else if (state == "CAMERA_STREAMING_SECURE") { |
| ALOGI("Initialize with CAMERA_STREAMING_SECURE on"); |
| mHintManager->DoHint("CAMERA_STREAMING_SECURE"); |
| mCameraStreamingMode = CAMERA_STREAMING_SECURE; |
| } else if (state == "SUSTAINED_PERFORMANCE") { |
| ALOGI("Initialize with SUSTAINED_PERFORMANCE on"); |
| mHintManager->DoHint("SUSTAINED_PERFORMANCE"); |
| mSustainedPerfModeOn = true; |
| } else if (state == "VR_MODE") { |
| ALOGI("Initialize with VR_MODE on"); |
| mHintManager->DoHint("VR_MODE"); |
| mVRModeOn = true; |
| } else if (state == "VR_SUSTAINED_PERFORMANCE") { |
| ALOGI("Initialize with SUSTAINED_PERFORMANCE and VR_MODE on"); |
| mHintManager->DoHint("VR_SUSTAINED_PERFORMANCE"); |
| mSustainedPerfModeOn = true; |
| mVRModeOn = true; |
| } else { |
| ALOGI("Initialize PowerHAL"); |
| } |
| |
| state = android::base::GetProperty(kPowerHalAudioProp, ""); |
| if (state == "AUDIO_LOW_LATENCY") { |
| ALOGI("Initialize with AUDIO_LOW_LATENCY on"); |
| mHintManager->DoHint("AUDIO_LOW_LATENCY"); |
| } |
| |
| state = android::base::GetProperty(kPowerHalRenderingProp, ""); |
| if (state == "EXPENSIVE_RENDERING") { |
| ALOGI("Initialize with EXPENSIVE_RENDERING on"); |
| mHintManager->DoHint("EXPENSIVE_RENDERING"); |
| } |
| // Now start to take powerhint |
| mReady.store(true); |
| ALOGI("PowerHAL ready to process hints"); |
| }); |
| mInitThread.detach(); |
| } |
| |
| // Methods from ::android::hardware::power::V1_0::IPower follow. |
| Return<void> Power::setInteractive(bool /* interactive */) { |
| return Void(); |
| } |
| |
| Return<void> Power::powerHint(PowerHint_1_0 hint, int32_t data) { |
| if (!mReady) { |
| return Void(); |
| } |
| ATRACE_INT(android::hardware::power::V1_0::toString(hint).c_str(), data); |
| ALOGD_IF(hint != PowerHint_1_0::INTERACTION, "%s: %d", |
| android::hardware::power::V1_0::toString(hint).c_str(), static_cast<int>(data)); |
| switch (hint) { |
| case PowerHint_1_0::INTERACTION: |
| if (mVRModeOn || mSustainedPerfModeOn) { |
| ALOGV("%s: ignoring due to other active perf hints", __func__); |
| } else { |
| mInteractionHandler->Acquire(data); |
| } |
| break; |
| case PowerHint_1_0::SUSTAINED_PERFORMANCE: |
| if (data && !mSustainedPerfModeOn) { |
| if (!mVRModeOn) { // Sustained mode only. |
| mHintManager->DoHint("SUSTAINED_PERFORMANCE"); |
| } else { // Sustained + VR mode. |
| mHintManager->EndHint("VR_MODE"); |
| mHintManager->DoHint("VR_SUSTAINED_PERFORMANCE"); |
| } |
| mSustainedPerfModeOn = true; |
| } else if (!data && mSustainedPerfModeOn) { |
| mHintManager->EndHint("VR_SUSTAINED_PERFORMANCE"); |
| mHintManager->EndHint("SUSTAINED_PERFORMANCE"); |
| if (mVRModeOn) { // Switch back to VR Mode. |
| mHintManager->DoHint("VR_MODE"); |
| } |
| mSustainedPerfModeOn = false; |
| } |
| break; |
| case PowerHint_1_0::VR_MODE: |
| if (data && !mVRModeOn) { |
| if (!mSustainedPerfModeOn) { // VR mode only. |
| mHintManager->DoHint("VR_MODE"); |
| } else { // Sustained + VR mode. |
| mHintManager->EndHint("SUSTAINED_PERFORMANCE"); |
| mHintManager->DoHint("VR_SUSTAINED_PERFORMANCE"); |
| } |
| mVRModeOn = true; |
| } else if (!data && mVRModeOn) { |
| mHintManager->EndHint("VR_SUSTAINED_PERFORMANCE"); |
| mHintManager->EndHint("VR_MODE"); |
| if (mSustainedPerfModeOn) { // Switch back to sustained Mode. |
| mHintManager->DoHint("SUSTAINED_PERFORMANCE"); |
| } |
| mVRModeOn = false; |
| } |
| break; |
| case PowerHint_1_0::LAUNCH: |
| if (mVRModeOn || mSustainedPerfModeOn) { |
| ALOGV("%s: ignoring due to other active perf hints", __func__); |
| } else { |
| if (data) { |
| // Hint until canceled |
| mHintManager->DoHint("LAUNCH"); |
| } else { |
| mHintManager->EndHint("LAUNCH"); |
| } |
| } |
| break; |
| case PowerHint_1_0::LOW_POWER: |
| if (data) { |
| // Device in battery saver mode, enable display low power mode |
| set_display_lpm(true); |
| } else { |
| // Device exiting battery saver mode, disable display low power mode |
| set_display_lpm(false); |
| } |
| break; |
| default: |
| break; |
| } |
| return Void(); |
| } |
| |
| Return<void> Power::setFeature(Feature /*feature*/, bool /*activate*/) { |
| // Nothing to do |
| return Void(); |
| } |
| |
| Return<void> Power::getPlatformLowPowerStats(getPlatformLowPowerStats_cb _hidl_cb) { |
| LOG(ERROR) << "getPlatformLowPowerStats not supported. Use IPowerStats HAL."; |
| _hidl_cb({}, Status::SUCCESS); |
| return Void(); |
| } |
| |
| // Methods from ::android::hardware::power::V1_1::IPower follow. |
| Return<void> Power::getSubsystemLowPowerStats(getSubsystemLowPowerStats_cb _hidl_cb) { |
| LOG(ERROR) << "getSubsystemLowPowerStats not supported. Use IPowerStats HAL."; |
| _hidl_cb({}, Status::SUCCESS); |
| return Void(); |
| } |
| |
| Return<void> Power::powerHintAsync(PowerHint_1_0 hint, int32_t data) { |
| // just call the normal power hint in this oneway function |
| return powerHint(hint, data); |
| } |
| |
| // Methods from ::android::hardware::power::V1_2::IPower follow. |
| Return<void> Power::powerHintAsync_1_2(PowerHint_1_2 hint, int32_t data) { |
| if (!mReady) { |
| return Void(); |
| } |
| |
| ATRACE_INT(android::hardware::power::V1_2::toString(hint).c_str(), data); |
| ALOGD_IF(hint >= PowerHint_1_2::AUDIO_STREAMING, "%s: %d", |
| android::hardware::power::V1_2::toString(hint).c_str(), static_cast<int>(data)); |
| |
| switch (hint) { |
| case PowerHint_1_2::AUDIO_LOW_LATENCY: |
| if (data) { |
| // Hint until canceled |
| mHintManager->DoHint("AUDIO_LOW_LATENCY"); |
| } else { |
| mHintManager->EndHint("AUDIO_LOW_LATENCY"); |
| } |
| break; |
| case PowerHint_1_2::AUDIO_STREAMING: |
| if (mVRModeOn || mSustainedPerfModeOn) { |
| ALOGV("%s: ignoring due to other active perf hints", __func__); |
| } else { |
| if (data == static_cast<int32_t>(AUDIO_STREAMING_HINT::AUDIO_STREAMING_ON)) { |
| mHintManager->DoHint("AUDIO_STREAMING"); |
| } else if (data == |
| static_cast<int32_t>(AUDIO_STREAMING_HINT::AUDIO_STREAMING_OFF)) { |
| mHintManager->EndHint("AUDIO_STREAMING"); |
| } else if (data == static_cast<int32_t>(AUDIO_STREAMING_HINT::TPU_BOOST_SHORT)) { |
| mHintManager->DoHint("TPU_BOOST", |
| std::chrono::milliseconds(TPU_HINT_DURATION_MS::SHORT)); |
| } else if (data == static_cast<int32_t>(AUDIO_STREAMING_HINT::TPU_BOOST_LONG)) { |
| mHintManager->DoHint("TPU_BOOST", |
| std::chrono::milliseconds(TPU_HINT_DURATION_MS::LONG)); |
| } else if (data == static_cast<int32_t>(AUDIO_STREAMING_HINT::TPU_BOOST_OFF)) { |
| mHintManager->EndHint("TPU_BOOST"); |
| } else { |
| ALOGE("AUDIO STREAMING INVALID DATA: %d", data); |
| } |
| } |
| break; |
| case PowerHint_1_2::CAMERA_LAUNCH: |
| if (data > 0) { |
| mHintManager->DoHint("CAMERA_LAUNCH"); |
| } else if (data == 0) { |
| mHintManager->EndHint("CAMERA_LAUNCH"); |
| } else { |
| ALOGE("CAMERA LAUNCH INVALID DATA: %d", data); |
| } |
| break; |
| case PowerHint_1_2::CAMERA_STREAMING: { |
| const enum CameraStreamingMode mode = static_cast<enum CameraStreamingMode>(data); |
| if (mode < CAMERA_STREAMING_OFF || mode >= CAMERA_STREAMING_MAX) { |
| ALOGE("CAMERA STREAMING INVALID Mode: %d", mode); |
| break; |
| } |
| |
| if (mCameraStreamingMode == mode) |
| break; |
| |
| // turn it off first if any previous hint. |
| if ((mCameraStreamingMode != CAMERA_STREAMING_OFF)) { |
| const auto modeValue = kCamStreamingHint.at(mCameraStreamingMode); |
| mHintManager->EndHint(modeValue); |
| if ((mCameraStreamingMode != CAMERA_STREAMING_SECURE)) { |
| // Boost 1s for tear down if not secure streaming use case |
| mHintManager->DoHint("CAMERA_LAUNCH", std::chrono::seconds(1)); |
| } |
| } |
| |
| if (mode != CAMERA_STREAMING_OFF) { |
| const auto hintValue = kCamStreamingHint.at(mode); |
| mHintManager->DoHint(hintValue); |
| } |
| |
| mCameraStreamingMode = mode; |
| const auto prop = (mCameraStreamingMode == CAMERA_STREAMING_OFF) |
| ? "" |
| : kCamStreamingHint.at(mode).c_str(); |
| if (!android::base::SetProperty(kPowerHalStateProp, prop)) { |
| ALOGE("%s: could set powerHAL state %s property", __func__, prop); |
| } |
| break; |
| } |
| case PowerHint_1_2::CAMERA_SHOT: |
| if (data > 0) { |
| mHintManager->DoHint("CAMERA_SHOT", std::chrono::milliseconds(data)); |
| } else if (data == 0) { |
| mHintManager->EndHint("CAMERA_SHOT"); |
| } else { |
| ALOGE("CAMERA SHOT INVALID DATA: %d", data); |
| } |
| break; |
| default: |
| return powerHint(static_cast<PowerHint_1_0>(hint), data); |
| } |
| return Void(); |
| } |
| |
| // Methods from ::android::hardware::power::V1_3::IPower follow. |
| Return<void> Power::powerHintAsync_1_3(PowerHint_1_3 hint, int32_t data) { |
| if (!mReady) { |
| return Void(); |
| } |
| |
| if (hint == PowerHint_1_3::EXPENSIVE_RENDERING) { |
| ATRACE_INT(android::hardware::power::V1_3::toString(hint).c_str(), data); |
| if (mVRModeOn || mSustainedPerfModeOn) { |
| ALOGV("%s: ignoring due to other active perf hints", __func__); |
| } else { |
| if (data > 0) { |
| mHintManager->DoHint("EXPENSIVE_RENDERING"); |
| } else { |
| mHintManager->EndHint("EXPENSIVE_RENDERING"); |
| } |
| } |
| } else { |
| return powerHintAsync_1_2(static_cast<PowerHint_1_2>(hint), data); |
| } |
| return Void(); |
| } |
| |
| constexpr const char *boolToString(bool b) { |
| return b ? "true" : "false"; |
| } |
| |
| Return<void> Power::debug(const hidl_handle &handle, const hidl_vec<hidl_string> &) { |
| if (handle != nullptr && handle->numFds >= 1 && mReady) { |
| int fd = handle->data[0]; |
| |
| std::string buf(android::base::StringPrintf( |
| "HintManager Running: %s\n" |
| "VRMode: %s\n" |
| "CameraStreamingMode: %s\n" |
| "SustainedPerformanceMode: %s\n", |
| boolToString(mHintManager->IsRunning()), boolToString(mVRModeOn), |
| kCamStreamingHint.at(mCameraStreamingMode).c_str(), |
| 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 Void(); |
| } |
| |
| } // namespace implementation |
| } // namespace V1_3 |
| } // namespace power |
| } // namespace hardware |
| } // namespace android |
