diff options
Diffstat (limited to 'core.h')
| -rw-r--r-- | core.h | 49 |
1 files changed, 42 insertions, 7 deletions
@@ -25,7 +25,7 @@ struct snd_avirt_core { struct config_group *stream_group; struct config_group *route_group; unsigned int stream_count; - bool streams_sealed; + bool streams_configured; }; struct snd_avirt_audiopath_obj { @@ -76,16 +76,18 @@ struct snd_avirt_audiopath_obj *snd_avirt_audiopath_create_obj(const char *uid); void snd_avirt_audiopath_destroy_obj(struct snd_avirt_audiopath_obj *p); /** - * snd_avirt_streams_seal - Register the sound card to user space + * snd_avirt_streams_configure - Register the sound card to user space * @return: 0 on success, negative ERRNO on failure */ -int snd_avirt_streams_seal(void); +int snd_avirt_streams_configure(void); + +int snd_avirt_streams_unconfigure(void); /** - * snd_avirt_streams_sealed - Check if the streams have been sealed or not - * @return: true if sealed, false otherwise + * snd_avirt_streams_configured - Check if streams have been configured or not + * @return: true if configured, false otherwise */ -bool snd_avirt_streams_sealed(void); +bool snd_avirt_streams_configured(void); /** * snd_avirt_stream_find_by_device - Get audio stream from device number @@ -99,10 +101,31 @@ struct snd_avirt_stream *snd_avirt_stream_find_by_device(unsigned int device); * @name: The name designated to the audio stream * @direction: The PCM direction (SNDRV_PCM_STREAM_PLAYBACK or * SNDRV_PCM_STREAM_CAPTURE) + * @internal: Whether the PCM should be internal or not * @return: The newly created audio stream if successful, or an error pointer */ struct snd_avirt_stream *snd_avirt_stream_create(const char *name, - int direction); + int direction, bool internal); + +/** + * int snd_avirt_route_try_complete - Set up remaining parameters for a route. + * Channels, sink, and source Audio Paths + * should be set when calling this function. + * @stream: The route to attempt to finalize parameters for. + * @return: 0 on success, negative ERRNO on failure + */ +int snd_avirt_route_try_complete(struct snd_avirt_route *route); + +/** + * int snd_avirt_stream_try_complete - Set up remaining parameters for a stream. + * Channels and map should be set when + * calling this function. + * @stream: The stream to attempt to finalize parameters for. + * @return: 0 on success, negative ERRNO on failure + */ +int snd_avirt_stream_try_complete(struct snd_avirt_stream *stream); +void snd_avirt_stream_try_destroy(struct snd_avirt_stream *stream); + /** * snd_avirt_stream_set_map - Set Audio Path mapping for a given stream * @stream: The stream to assign the mapping to. @@ -128,6 +151,18 @@ struct snd_avirt_audiopath *snd_avirt_audiopath_get(const char *uid); struct snd_avirt_route *snd_avirt_route_create(const char *name, int direction); /** + * snd_avirt_route_endpoint_pos - get route endpoint position for Audio Path + * @pcm: The PCM whose route to inspect. + * @ap_uid: The Audio Path UID to get + * @endpoint: The route position (SND_AVIRT_ROUTE_SOURCE or SND_AVIRT_ROUTE_SINK) + * of the Audio Path in it's route (if any). + * @return: 0 if an Audio Path is found in the route, -1 if there is no route, + * or -2 otherwise. + */ +int snd_avirt_route_endpoint_pos(struct snd_pcm *pcm, const char *ap_uid, + snd_avirt_route_endpoint *endpoint); + +/** * snd_avirt_stream_from_config_item - Convert config_item to a snd_avirt_stream * @item: The config_item to convert from * @return: The item's snd_avirt_stream if successful, NULL otherwise |