power/Power.cpp

/*
 * Copyright (C) 2017 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 "android.hardware.power@1.1-service.hikey-common"

#include <android/log.h>
#include <utils/Log.h>

#include <android-base/properties.h>

#include "Power.h"
#include "power-helper.h"

enum subsystem_type {
    //Don't add any lines after that line
    SUBSYSTEM_COUNT
};


namespace android {
namespace hardware {
namespace power {
namespace V1_1 {
namespace implementation {

using ::android::hardware::power::V1_0::Feature;
using ::android::hardware::power::V1_0::PowerHint;
using ::android::hardware::power::V1_0::PowerStatePlatformSleepState;
using ::android::hardware::power::V1_0::Status;
using ::android::hardware::power::V1_1::PowerStateSubsystem;
using ::android::hardware::hidl_vec;
using ::android::hardware::Return;
using ::android::hardware::Void;

Power::Power() {
    power_init();
}

// Methods from ::android::hardware::power::V1_0::IPower follow.
Return<void> Power::setInteractive(bool interactive)  {
    power_set_interactive(interactive ? 1 : 0);
    return Void();
}

Return<void> Power::powerHint(PowerHint hint, int32_t data) {
    power_hint(static_cast<power_hint_t>(hint), data ? (&data) : NULL);
    return Void();
}

Return<void> Power::setFeature(Feature /*feature*/, bool /*activate*/)  {
    return Void();
}

Return<void> Power::getPlatformLowPowerStats(getPlatformLowPowerStats_cb _hidl_cb) {

    hidl_vec<PowerStatePlatformSleepState> states;

    _hidl_cb(states, Status::SUCCESS);
    return Void();
}


Return<void> Power::getSubsystemLowPowerStats(getSubsystemLowPowerStats_cb _hidl_cb) {

    hidl_vec<PowerStateSubsystem> subsystems;
    subsystems.resize(subsystem_type::SUBSYSTEM_COUNT);

    //Add query for other subsystems here

    _hidl_cb(subsystems, Status::SUCCESS);
    return Void();
}

Return<void> Power::powerHintAsync(PowerHint hint, int32_t data) {
    // just call the normal power hint in this oneway function
    return powerHint(hint, data);
    return Void();
}

}  // namespace implementation
}  // namespace V1_1
}  // namespace power
}  // namespace hardware
}  // namespace android