412dc73d54
Add a bool property `vendor.powerhal.config.debug`.
Power HAL would use `/data/vendor/etc/powerhint.json` when vendor.powerhal.config.debug = true.
Bug: 218872105
Bug: 206061061
Test: adb wait-for-device root; adb shell mkdir -p /data/vendor/etc/;
adb push powerhint_mod.json /data/vendor/etc/powerhint.json
Test: adb shell setprop vendor.powerhal.config.debug true && \
adb shell getprop vendor.powerhal.config.debug && \
adb shell stop vendor.power-hal-aidl && \
adb shell start vendor.power-hal-aidl && adb shell stop && adb shell start
Test: adb pull /data/local.prop ; vim local.prop
+ vendor.powerhal.config.debug=true
Test: adb wait-for-device root && adb shell perfetto -o \
/data/misc/perfetto-traces/trace_file.perfetto-trace -t 20s sched freq \
idle am wm gfx view power hal && \
adb pull /data/misc/perfetto-traces/trace_file.perfetto-trace trace_profile_debug.pftrace
Change-Id: Ibaf5df280b989a8268efce1e3ab9a3f1e5510800
95 lines
3.8 KiB
C++
95 lines
3.8 KiB
C++
/*
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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 <thread>
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#include <android-base/logging.h>
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#include <android-base/properties.h>
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#include <android/binder_manager.h>
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#include <android/binder_process.h>
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#include "Power.h"
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#include "PowerExt.h"
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#include "PowerSessionManager.h"
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using aidl::google::hardware::power::impl::pixel::Power;
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using aidl::google::hardware::power::impl::pixel::PowerExt;
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using aidl::google::hardware::power::impl::pixel::PowerHintMonitor;
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using aidl::google::hardware::power::impl::pixel::PowerSessionManager;
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using ::android::perfmgr::HintManager;
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constexpr std::string_view kPowerHalInitProp("vendor.powerhal.init");
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constexpr std::string_view kConfigDebugPathProperty("vendor.powerhal.config.debug");
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constexpr std::string_view kConfigProperty("vendor.powerhal.config");
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constexpr std::string_view kConfigDefaultFileName("powerhint.json");
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int main() {
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const std::string config_path =
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"/vendor/etc/" +
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android::base::GetProperty(kConfigProperty.data(), kConfigDefaultFileName.data());
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LOG(INFO) << "Power HAL AIDL Service for moto_sm6375 with Extension is starting with config: "
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<< config_path;
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// Parse config but do not start the looper
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std::shared_ptr<HintManager> hm = HintManager::GetFromJSON(config_path, false);
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if (!hm) {
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LOG(FATAL) << "Invalid config: " << config_path;
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}
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// single thread
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ABinderProcess_setThreadPoolMaxThreadCount(0);
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// core service
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std::shared_ptr<Power> pw = ndk::SharedRefBase::make<Power>(hm);
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ndk::SpAIBinder pwBinder = pw->asBinder();
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// extension service
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std::shared_ptr<PowerExt> pwExt = ndk::SharedRefBase::make<PowerExt>(hm);
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// attach the extension to the same binder we will be registering
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CHECK(STATUS_OK == AIBinder_setExtension(pwBinder.get(), pwExt->asBinder().get()));
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const std::string instance = std::string() + Power::descriptor + "/default";
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binder_status_t status = AServiceManager_addService(pw->asBinder().get(), instance.c_str());
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CHECK(status == STATUS_OK);
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LOG(INFO) << "Power HAL AIDL Service for moto_sm6375 is started.";
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std::thread initThread([&]() {
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::android::base::WaitForProperty(kPowerHalInitProp.data(), "1");
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hm->Start();
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// use debug config for ADPF tuning.
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if (android::base::GetBoolProperty(kConfigDebugPathProperty.data(), false)) {
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const std::string debug_config_path =
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"/data/vendor/etc/" + android::base::GetProperty(kConfigProperty.data(),
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kConfigDefaultFileName.data());
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hm = HintManager::GetFromJSON(debug_config_path, false);
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LOG(WARNING) << "Xiaomi Power HAL AIDL Service with Extension is reloading with config: "
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<< debug_config_path;
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}
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if (::android::base::GetIntProperty("vendor.powerhal.adpf.rate", -1) != -1) {
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PowerHintMonitor::getInstance()->start();
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PowerSessionManager::getInstance()->setHintManager(hm);
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}
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});
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initThread.detach();
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ABinderProcess_joinThreadPool();
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LOG(ERROR) << "Power HAL AIDL Service for moto_sm6375 with Extension just died.";
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return EXIT_FAILURE; // should not reach
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}
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