diff options
Diffstat (limited to 'HAL-afb/hal-most-unicens/hal_most_unicens.c')
-rw-r--r-- | HAL-afb/hal-most-unicens/hal_most_unicens.c | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/HAL-afb/hal-most-unicens/hal_most_unicens.c b/HAL-afb/hal-most-unicens/hal_most_unicens.c new file mode 100644 index 0000000..a98906c --- /dev/null +++ b/HAL-afb/hal-most-unicens/hal_most_unicens.c @@ -0,0 +1,53 @@ +/* + * 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, +}; |