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device_samsung_sm7125-common/aidl/power-libperfmgr/service.cpp

87 lines
3.1 KiB

/*
* 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 <thread>
#include <android-base/logging.h>
#include <android-base/properties.h>
#include <android/binder_manager.h>
#include <android/binder_process.h>
#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<HintManager> hm = HintManager::GetFromJSON(config_path, false);
if (!hm) {
LOG(FATAL) << "Invalid config: " << config_path;
}
// single thread
ABinderProcess_setThreadPoolMaxThreadCount(0);
// core service
std::shared_ptr<Power> pw = ndk::SharedRefBase::make<Power>(hm);
ndk::SpAIBinder pwBinder = pw->asBinder();
// extension service
std::shared_ptr<PowerExt> pwExt = ndk::SharedRefBase::make<PowerExt>(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;
}