service.cpp

/*
 * Copyright (c) 2019, The Linux Foundation. All rights reserved.
 * Copyright (C) 2017-2019 The LineageOS Project
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
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 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above
 *       copyright notice, this list of conditions and the following
 *       disclaimer in the documentation and/or other materials provided
 *       with the distribution.
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 *       contributors may be used to endorse or promote products derived
 *       from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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 */

#define LOG_TAG "android.hardware.power@1.2-service-qti"

// #define LOG_NDEBUG 0

#include <hardware/power.h>
#include <hidl/HidlTransportSupport.h>
#ifdef ARCH_ARM_32
#include <hwbinder/ProcessState.h>
#endif
#include <log/log.h>
#include "Power.h"

using android::OK;
using android::sp;
using android::status_t;

// libhwbinder:
using android::hardware::configureRpcThreadpool;
using android::hardware::joinRpcThreadpool;

// Generated HIDL files
using android::hardware::power::V1_2::implementation::Power;

int main() {
#ifdef ARCH_ARM_32
    android::hardware::ProcessState::initWithMmapSize((size_t)16384);
#endif

    status_t status;
    android::sp<Power> service = nullptr;

    ALOGI("Power HAL Service 1.2 is starting.");

    service = new Power();
    if (service == nullptr) {
        ALOGE("Can not create an instance of Power HAL interface.");

        goto shutdown;
    }

    configureRpcThreadpool(1, true /*callerWillJoin*/);

    status = service->registerAsSystemService();
    if (status != OK) {
        ALOGE("Could not register service for Power HAL(%d).", status);
        goto shutdown;
    }

    ALOGI("Power Service is ready");
    joinRpcThreadpool();
    // Should not pass this line

shutdown:
    // In normal operation, we don't expect the thread pool to exit

    ALOGE("Power Service is shutting down");
    return 1;
}