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296 lines
10 KiB
296 lines
10 KiB
/*
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* Copyright (C) 2020 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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#define LOG_TAG "powerhal-libperfmgr"
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#include "Power.h"
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#include <mutex>
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#include <android-base/file.h>
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#include <android-base/logging.h>
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#include <android-base/properties.h>
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#include <android-base/stringprintf.h>
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#include <android-base/strings.h>
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#include <utils/Log.h>
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#include "PowerHintSession.h"
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#include "PowerSessionManager.h"
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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::google::hardware::power::impl::pixel::PowerHintSession;
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constexpr char kPowerHalStateProp[] = "vendor.powerhal.state";
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constexpr char kPowerHalAudioProp[] = "vendor.powerhal.audio";
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constexpr char kPowerHalRenderingProp[] = "vendor.powerhal.rendering";
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constexpr char kPowerHalAdpfRateProp[] = "vendor.powerhal.adpf.rate";
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constexpr int64_t kPowerHalAdpfRateDefault = -1;
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Power::Power(std::shared_ptr<HintManager> hm)
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: mHintManager(hm),
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mInteractionHandler(nullptr),
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mVRModeOn(false),
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mSustainedPerfModeOn(false),
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mAdpfRateNs(
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::android::base::GetIntProperty(kPowerHalAdpfRateProp, kPowerHalAdpfRateDefault)) {
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mInteractionHandler = std::make_unique<InteractionHandler>(mHintManager);
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mInteractionHandler->Init();
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std::string state = ::android::base::GetProperty(kPowerHalStateProp, "");
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if (state == "SUSTAINED_PERFORMANCE") {
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LOG(INFO) << "Initialize with SUSTAINED_PERFORMANCE on";
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mHintManager->DoHint("SUSTAINED_PERFORMANCE");
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mSustainedPerfModeOn = true;
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} else if (state == "VR") {
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LOG(INFO) << "Initialize with VR on";
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mHintManager->DoHint(state);
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mVRModeOn = true;
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} else if (state == "VR_SUSTAINED_PERFORMANCE") {
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LOG(INFO) << "Initialize with SUSTAINED_PERFORMANCE and VR on";
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mHintManager->DoHint("VR_SUSTAINED_PERFORMANCE");
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mSustainedPerfModeOn = true;
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mVRModeOn = true;
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} else {
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LOG(INFO) << "Initialize PowerHAL";
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}
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state = ::android::base::GetProperty(kPowerHalAudioProp, "");
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if (state == "AUDIO_STREAMING_LOW_LATENCY") {
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LOG(INFO) << "Initialize with AUDIO_LOW_LATENCY on";
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mHintManager->DoHint(state);
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}
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state = ::android::base::GetProperty(kPowerHalRenderingProp, "");
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if (state == "EXPENSIVE_RENDERING") {
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LOG(INFO) << "Initialize with EXPENSIVE_RENDERING on";
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mHintManager->DoHint("EXPENSIVE_RENDERING");
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}
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// Now start to take powerhint
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LOG(INFO) << "PowerHAL ready to take hints, Adpf update rate: " << mAdpfRateNs;
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}
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ndk::ScopedAStatus Power::setMode(Mode type, bool enabled) {
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LOG(DEBUG) << "Power setMode: " << toString(type) << " to: " << enabled;
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PowerSessionManager::getInstance()->updateHintMode(toString(type), enabled);
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switch (type) {
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case Mode::LOW_POWER:
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if (enabled) {
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mHintManager->DoHint(toString(type));
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} else {
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mHintManager->EndHint(toString(type));
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}
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break;
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case Mode::SUSTAINED_PERFORMANCE:
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if (enabled && !mSustainedPerfModeOn) {
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if (!mVRModeOn) { // Sustained mode only.
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mHintManager->DoHint("SUSTAINED_PERFORMANCE");
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} else { // Sustained + VR mode.
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mHintManager->EndHint("VR");
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mHintManager->DoHint("VR_SUSTAINED_PERFORMANCE");
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}
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mSustainedPerfModeOn = true;
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} else if (!enabled && mSustainedPerfModeOn) {
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mHintManager->EndHint("VR_SUSTAINED_PERFORMANCE");
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mHintManager->EndHint("SUSTAINED_PERFORMANCE");
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if (mVRModeOn) { // Switch back to VR Mode.
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mHintManager->DoHint("VR");
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}
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mSustainedPerfModeOn = false;
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}
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break;
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case Mode::VR:
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if (enabled && !mVRModeOn) {
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if (!mSustainedPerfModeOn) { // VR mode only.
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mHintManager->DoHint("VR");
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} else { // Sustained + VR mode.
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mHintManager->EndHint("SUSTAINED_PERFORMANCE");
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mHintManager->DoHint("VR_SUSTAINED_PERFORMANCE");
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}
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mVRModeOn = true;
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} else if (!enabled && mVRModeOn) {
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mHintManager->EndHint("VR_SUSTAINED_PERFORMANCE");
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mHintManager->EndHint("VR");
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if (mSustainedPerfModeOn) { // Switch back to sustained Mode.
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mHintManager->DoHint("SUSTAINED_PERFORMANCE");
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}
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mVRModeOn = false;
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}
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break;
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case Mode::LAUNCH:
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if (mVRModeOn || mSustainedPerfModeOn) {
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break;
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}
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[[fallthrough]];
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case Mode::DOUBLE_TAP_TO_WAKE:
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[[fallthrough]];
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case Mode::FIXED_PERFORMANCE:
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[[fallthrough]];
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case Mode::EXPENSIVE_RENDERING:
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[[fallthrough]];
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case Mode::INTERACTIVE:
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[[fallthrough]];
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case Mode::DEVICE_IDLE:
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[[fallthrough]];
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case Mode::DISPLAY_INACTIVE:
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[[fallthrough]];
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case Mode::AUDIO_STREAMING_LOW_LATENCY:
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[[fallthrough]];
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case Mode::CAMERA_STREAMING_SECURE:
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[[fallthrough]];
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case Mode::CAMERA_STREAMING_LOW:
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[[fallthrough]];
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case Mode::CAMERA_STREAMING_MID:
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[[fallthrough]];
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case Mode::CAMERA_STREAMING_HIGH:
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[[fallthrough]];
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default:
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if (enabled) {
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mHintManager->DoHint(toString(type));
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} else {
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mHintManager->EndHint(toString(type));
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}
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break;
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}
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return ndk::ScopedAStatus::ok();
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}
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ndk::ScopedAStatus Power::isModeSupported(Mode type, bool *_aidl_return) {
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bool supported = mHintManager->IsHintSupported(toString(type));
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switch (type) {
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case Mode::LOW_POWER: // LOW_POWER handled insides PowerHAL specifically
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supported = true;
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break;
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case Mode::DOUBLE_TAP_TO_WAKE:
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supported = true;
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break;
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case Mode::INTERACTIVE:
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supported = true;
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break;
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default:
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break;
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}
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LOG(INFO) << "Power mode " << toString(type) << " isModeSupported: " << supported;
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*_aidl_return = supported;
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return ndk::ScopedAStatus::ok();
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}
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ndk::ScopedAStatus Power::setBoost(Boost type, int32_t durationMs) {
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LOG(DEBUG) << "Power setBoost: " << toString(type) << " duration: " << durationMs;
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switch (type) {
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case Boost::INTERACTION:
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if (mVRModeOn || mSustainedPerfModeOn) {
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break;
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}
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mInteractionHandler->Acquire(durationMs);
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break;
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case Boost::DISPLAY_UPDATE_IMMINENT:
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[[fallthrough]];
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case Boost::ML_ACC:
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[[fallthrough]];
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case Boost::AUDIO_LAUNCH:
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[[fallthrough]];
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case Boost::CAMERA_LAUNCH:
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[[fallthrough]];
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case Boost::CAMERA_SHOT:
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[[fallthrough]];
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default:
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if (mVRModeOn || mSustainedPerfModeOn) {
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break;
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}
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if (durationMs > 0) {
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mHintManager->DoHint(toString(type), std::chrono::milliseconds(durationMs));
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} else if (durationMs == 0) {
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mHintManager->DoHint(toString(type));
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} else {
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mHintManager->EndHint(toString(type));
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}
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break;
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}
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return ndk::ScopedAStatus::ok();
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}
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ndk::ScopedAStatus Power::isBoostSupported(Boost type, bool *_aidl_return) {
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bool supported = mHintManager->IsHintSupported(toString(type));
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LOG(INFO) << "Power boost " << toString(type) << " isBoostSupported: " << supported;
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*_aidl_return = supported;
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return ndk::ScopedAStatus::ok();
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}
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constexpr const char *boolToString(bool b) {
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return b ? "true" : "false";
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}
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binder_status_t Power::dump(int fd, const char **, uint32_t) {
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std::string buf(::android::base::StringPrintf(
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"HintManager Running: %s\n"
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"VRMode: %s\n"
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"SustainedPerformanceMode: %s\n",
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boolToString(mHintManager->IsRunning()), boolToString(mVRModeOn),
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boolToString(mSustainedPerfModeOn)));
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// Dump nodes through libperfmgr
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mHintManager->DumpToFd(fd);
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if (!::android::base::WriteStringToFd(buf, fd)) {
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PLOG(ERROR) << "Failed to dump state to fd";
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}
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fsync(fd);
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return STATUS_OK;
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}
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ndk::ScopedAStatus Power::createHintSession(int32_t tgid, int32_t uid,
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const std::vector<int32_t> &threadIds,
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int64_t durationNanos,
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std::shared_ptr<IPowerHintSession> *_aidl_return) {
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if (mAdpfRateNs <= 0) {
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*_aidl_return = nullptr;
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return ndk::ScopedAStatus::fromExceptionCode(EX_UNSUPPORTED_OPERATION);
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}
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if (threadIds.size() == 0) {
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LOG(ERROR) << "Error: threadIds.size() shouldn't be " << threadIds.size();
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*_aidl_return = nullptr;
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return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
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}
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std::shared_ptr<IPowerHintSession> session = ndk::SharedRefBase::make<PowerHintSession>(
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tgid, uid, threadIds, durationNanos, nanoseconds(mAdpfRateNs));
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*_aidl_return = session;
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return ndk::ScopedAStatus::ok();
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}
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ndk::ScopedAStatus Power::getHintSessionPreferredRate(int64_t *outNanoseconds) {
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*outNanoseconds = mAdpfRateNs;
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if (mAdpfRateNs <= 0) {
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return ndk::ScopedAStatus::fromExceptionCode(EX_UNSUPPORTED_OPERATION);
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}
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return ndk::ScopedAStatus::ok();
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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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