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/*
* Copyright (C) 2017, Microchip Technology Inc. and its subsidiaries.
* Author Tobias Jahnke
*
* 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.
*
*/
#define _GNU_SOURCE
#include "hal-interface.h"
#include "audio-interface.h"
/* declare ALSA mixer controls */
STATIC alsaHalMapT alsaHalMap[]= {
{ .tag=Master_Playback_Volume, .ctl={.name="Master Playback Volume" } },
{ .tag=Master_OnOff_Switch , .ctl={.name="Master Playback Switch" } },
{ .tag=PCM_Playback_Volume , .ctl={.name="PCM Playback Volume" } },
{ .tag=EndHalCrlTag} /* marker for end of the array */
} ;
/* HAL sound card mapping info */
STATIC alsaHalSndCardT alsaHalSndCard = {
.name = "Microchip MOST:1", /* WARNING: name MUST match with 'aplay -l' */
.info = "HAL for MICROCHIP MOST sound card controlled by UNICENS binding",
.ctls = alsaHalMap,
.volumeCB = NULL, /* use default volume normalization function */
};
STATIC int sndServiceInit () {
int err;
AFB_DEBUG ("Initializing HAL-MOST-UNICENS-BINDING");
err = halServiceInit (afbBindingV2.api, &alsaHalSndCard);
return err;
}
// API prefix should be unique for each snd card
PUBLIC const struct afb_binding_v2 afbBindingV2 = {
.api = "hal-most-unicens",
.init = sndServiceInit,
.verbs = halServiceApi,
.onevent = halServiceEvent,
};
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