xref: /drivers/peripheral/thermal/interfaces/hdi_service/include/thermal_device_mitigation.h

/*
 * Copyright (c) 2022 Huawei Device Co., Ltd.
 * 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.
 */

#ifndef THERMAL_DEVICE_MITIGATION_H
#define THERMAL_DEVICE_MITIGATION_H

#include <mutex>
#include <string>

namespace OHOS {
namespace HDI {
namespace Thermal {
namespace V1_1 {
class ThermalDeviceMitigation {
public:
    ThermalDeviceMitigation() {};
    ~ThermalDeviceMitigation() {};
    int32_t ExecuteCpuRequest(uint32_t freq, const std::string &path);
    int32_t CpuRequest(uint32_t freq);
    int32_t GpuRequest(uint32_t freq);
    int32_t IsolateCpu(int32_t num);

    int32_t ChargerRequest(uint32_t current);
    int32_t ExecuteChargerRequest(uint32_t current, const std::string &path);
    int32_t BatteryCurrentRequest(uint32_t current);
    int32_t BatteryVoltageRequest(uint32_t voltage);
    int32_t WriteSysfsFd(int32_t fd, std::string buf, size_t bytesSize);
    int32_t OpenSysfsFile(std::string filePath, int32_t flags);
    int32_t WriteSysfsFile(std::string filePath, std::string buf, size_t bytesSize);
    int32_t SetFlag(bool flag);
private:
    bool flag_ {false};
    std::mutex mutex_;
};
} // V1_1
} // Thermal
} // HDI
} // OHOS
#endif // THERMAL_DEVICE_MITIGATION_H