76 lines
No EOL
3.2 KiB
Text
76 lines
No EOL
3.2 KiB
Text
/*
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* Copyright (C) 2018 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.radio@1.3;
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import @1.2::IRadio;
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import @1.1::RadioAccessSpecifier;
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/**
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* Note: IRadio 1.3 is an intermediate layer between Android P and Android Q. It's specifically
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* designed for CBRS related interfaces. All other interfaces for Q are added in IRadio 1.4.
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*
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* This interface is used by telephony and telecom to talk to cellular radio.
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* All the functions have minimum one parameter:
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* serial: which corresponds to serial no. of request. Serial numbers must only be memorized for the
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* duration of a method call. If clients provide colliding serials (including passing the same
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* serial to different methods), multiple responses (one for each method call) must still be served.
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* setResponseFunctions must work with @1.1::IRadioResponse and @1.1::IRadioIndication.
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*/
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interface IRadio extends @1.2::IRadio {
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/**
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* Specify which bands modem's background scan must act on.
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* If specifyChannels is true, it only scans bands specified in specifiers.
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* If specifyChannels is false, it scans all bands.
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*
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* For example, CBRS is only on LTE band 48. By specifying this band,
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* modem saves more power.
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*
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* @param serial Serial number of request.
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* @param specifyChannels whether to scan bands defined in specifiers.
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* @param specifiers which bands to scan. Only used if specifyChannels is true.
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*
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* Response callback is IRadioResponse.setSystemSelectionChannelsResponse()
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*/
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oneway setSystemSelectionChannels(int32_t serial, bool specifyChannels,
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vec<RadioAccessSpecifier> specifiers);
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/**
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* Toggle logical modem on/off. This is similar to @1.0::IRadio.setRadioPower(), however that
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* does not enforce that radio power is toggled only for the corresponding radio and certain
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* vendor implementations do it for all radios. This new API should affect only the modem for
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* which it is called. A modem stack must be on/active only when both setRadioPower() and
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* enableModem() are set to on for it.
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*
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* SIM must be read if available even if modem is off/inactive.
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*
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* @param serial Serial number of request.
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* @param on True to turn on the logical modem, otherwise turn it off.
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*
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* Response function is IRadioResponse.enableModemResponse()
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*/
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oneway enableModem(int32_t serial, bool on);
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/**
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* Request status of logical modem. It returns isEnabled=true if the logical modem is on.
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* This method is the getter method for enableModem.
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*
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* @param serial Serial number of request.
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*
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* Response function is IRadioResponse.getModemStackStatusResponse()
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*/
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oneway getModemStackStatus(int32_t serial);
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}; |