broadcastradio/1.1/ITunerCallback.hal

/*
 * Copyright (C) 2017 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.broadcastradio@1.1;

import @1.0::ITunerCallback;

/**
 * Some methods of @1.1::ITunerCallback are updated versions of those from @1.0:ITunerCallback.
 * All 1.1 drivers should call both (eg. tuneComplete and tuneComplete_1_1), while 1.1 clients
 * should ignore 1.0 ones, to avoid receiving a callback twice.
 */
interface ITunerCallback extends @1.0::ITunerCallback {
    /*
     * Method called by the HAL when a tuning operation completes
     * following a step(), scan() or tune() command.
     * @param result OK if tune succeeded or TIMEOUT in case of time out.
     * @param info A ProgramInfo structure describing the tuned station.
     */
    oneway tuneComplete_1_1(Result result, ProgramInfo info);

    /*
     * Method called by the HAL when a frequency switch occurs.
     * @param info A ProgramInfo structure describing the new tuned station.
     */
    oneway afSwitch_1_1(ProgramInfo info);
};