78 lines
3 KiB
Text
78 lines
3 KiB
Text
/*
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* Copyright (C) 2016 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package android.hardware.thermal@1.0;
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interface IThermal {
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/**
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* Retrieves temperatures in Celsius.
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*
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* @return status Status of the operation. If status code is FAILURE,
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* the status.debugMessage must be populated with the human-readable
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* error message.
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* @return temperatures If status code is SUCCESS, it's filled with the
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* current temperatures. The order of temperatures of built-in
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* devices (such as CPUs, GPUs and etc.) in the list must be kept
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* the same regardless the number of calls to this method even if
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* they go offline, if these devices exist on boot. The method
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* always returns and never removes such temperatures.
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*
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*/
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@callflow(next={"*"})
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@entry
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@exit
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getTemperatures()
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generates (ThermalStatus status, vec<Temperature> temperatures);
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/**
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* Retrieves CPU usage information of each core: active and total times
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* in ms since first boot.
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*
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* @return status Status of the operation. If status code is FAILURE,
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* the status.debugMessage must be populated with the human-readable
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* error message.
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* @return cpuUsages If status code is SUCCESS, it's filled with the current
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* CPU usages. The order and number of CPUs in the list must be kept
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* the same regardless the number of calls to this method.
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*
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*/
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@callflow(next={"*"})
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@entry
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@exit
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getCpuUsages() generates (ThermalStatus status, vec<CpuUsage> cpuUsages);
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/**
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* Retrieves the cooling devices information.
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*
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* @return status Status of the operation. If status code is FAILURE,
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* the status.debugMessage must be populated with the human-readable
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* error message.
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* @return devices If status code is SUCCESS, it's filled with the current
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* cooling device information. The order of built-in cooling
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* devices in the list must be kept the same regardless the number
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* of calls to this method even if they go offline, if these devices
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* exist on boot. The method always returns and never removes from
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* the list such cooling devices.
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*
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*/
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@callflow(next={"*"})
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@entry
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@exit
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getCoolingDevices()
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generates (ThermalStatus status, vec<CoolingDevice> devices);
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};
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