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/*
* Copyright (C) 2018 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.radio@1.3;
import @1.2::IRadio;
import @1.1::RadioAccessSpecifier;
/**
* Note: IRadio 1.3 is an intermediate layer between Android P and Android Q. It's specifically
* designed for CBRS related interfaces. All other interfaces for Q are added in IRadio 1.4.
*
* This interface is used by telephony and telecom to talk to cellular radio.
* All the functions have minimum one parameter:
* serial: which corresponds to serial no. of request. Serial numbers must only be memorized for the
* duration of a method call. If clients provide colliding serials (including passing the same
* serial to different methods), multiple responses (one for each method call) must still be served.
* setResponseFunctions must work with @1.1::IRadioResponse and @1.1::IRadioIndication.
*/
interface IRadio extends @1.2::IRadio {
/**
* Specify which bands modem's background scan must act on.
* If specifyChannels is true, it only scans bands specified in specifiers.
* If specifyChannels is false, it scans all bands.
*
* For example, CBRS is only on LTE band 48. By specifying this band,
* modem saves more power.
*
* @param serial Serial number of request.
* @param specifyChannels whether to scan bands defined in specifiers.
* @param specifiers which bands to scan. Only used if specifyChannels is true.
*
* Response callback is IRadioResponse.setSystemSelectionChannelsResponse()
*/
oneway setSystemSelectionChannels(int32_t serial, bool specifyChannels,
vec<RadioAccessSpecifier> specifiers);
/**
* Toggle logical modem on and off. It should put the logical modem in low power
* mode without any activity, while the SIM card remains visible. The difference
* with setRadioPower is, setRadioPower affects all logical modem while this controls
* just one.
*
* @param serial Serial number of request.
* @param on True to turn on the logical modem, otherwise turn it off.
*
* Response function is IRadioResponse.enableModemResponse()
*/
oneway enableModem(int32_t serial, bool on);
};
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