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/*
* Copyright (C) 2016 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.
*/
package android.hardware.thermal@1.0;
interface IThermal {
/**
* Retrieves temperatures in Celsius.
*
* @return status Status of the operation. If status code is FAILURE,
* the status.debugMessage must be populated with the human-readable
* error message.
* @return temperatures If status code is SUCCESS, it's filled with the
* current temperatures. The order of temperatures of built-in
* devices (such as CPUs, GPUs and etc.) in the list must be kept
* the same regardless the number of calls to this method even if
* they go offline, if these devices exist on boot. The method
* always returns and never removes such temperatures.
*
*/
@callflow(next={"*"})
@entry
@exit
getTemperatures()
generates (ThermalStatus status, vec<Temperature> temperatures);
/**
* Retrieves CPU usage information of each core: active and total times
* in ms since first boot.
*
* @return status Status of the operation. If status code is FAILURE,
* the status.debugMessage must be populated with the human-readable
* error message.
* @return cpuUsages If status code is SUCCESS, it's filled with the current
* CPU usages. The order and number of CPUs in the list must be kept
* the same regardless the number of calls to this method.
*
*/
@callflow(next={"*"})
@entry
@exit
getCpuUsages() generates (ThermalStatus status, vec<CpuUsage> cpuUsages);
/**
* Retrieves the cooling devices information.
*
* @return status Status of the operation. If status code is FAILURE,
* the status.debugMessage must be populated with the human-readable
* error message.
* @return devices If status code is SUCCESS, it's filled with the current
* cooling device information. The order of built-in cooling
* devices in the list must be kept the same regardless the number
* of calls to this method even if they go offline, if these devices
* exist on boot. The method always returns and never removes from
* the list such cooling devices.
*
*/
@callflow(next={"*"})
@entry
@exit
getCoolingDevices()
generates (ThermalStatus status, vec<CoolingDevice> devices);
};