diff options
Diffstat (limited to 'sound/avirt.h')
| -rw-r--r-- | sound/avirt.h | 48 |
1 files changed, 16 insertions, 32 deletions
diff --git a/sound/avirt.h b/sound/avirt.h index b077bbc..55db1eb 100644 --- a/sound/avirt.h +++ b/sound/avirt.h @@ -17,23 +17,24 @@ #define MAX_STREAMS 16 #define MAX_NAME_LEN 80 -#define DINFO(logname, fmt, args...) \ +#define DINFO(logname, fmt, args...) \ snd_printk(KERN_INFO "AVIRT: %s: " fmt "\n", logname, ##args) -#define DERROR(logname, fmt, args...) \ +#define DERROR(logname, fmt, args...) \ snd_printk(KERN_ERR "AVIRT: %s: " fmt "\n", logname, ##args) -#define DDEBUG(logname, fmt, args...) \ +#define DDEBUG(logname, fmt, args...) \ snd_printk(KERN_DEBUG "AVIRT: %s: " fmt "\n", logname, ##args) +struct snd_avirt_stream_array; /* Forward declaration */ + /** * AVIRT Audio Path configure function type * Each Audio Path registers this at snd_avirt_audiopath_register time. * It is then called by the core once AVIRT has been configured */ -typedef int (*snd_avirt_audiopath_configure)(struct snd_card *card, - struct config_group *stream_group, - unsigned int stream_count); +typedef int (*snd_avirt_audiopath_configure)( + struct snd_card *card, struct snd_avirt_stream_array *stream_array); /** * AVIRT Audio Path info @@ -49,7 +50,7 @@ struct snd_avirt_audiopath { void *context; }; -/* +/** * Audio stream configuration */ struct snd_avirt_stream { @@ -63,6 +64,14 @@ struct snd_avirt_stream { }; /** + * Audio stream group + */ +struct snd_avirt_stream_array { + struct snd_avirt_stream *streams[MAX_STREAMS]; + int count; +}; + +/** * snd_avirt_audiopath_register - register Audio Path with AVIRT * @audiopath: Audio Path to be registered * @return: 0 on success or error code otherwise @@ -77,31 +86,6 @@ int snd_avirt_audiopath_register(struct snd_avirt_audiopath *audiopath); int snd_avirt_audiopath_deregister(struct snd_avirt_audiopath *audiopath); /** - * snd_avirt_audiopath_get - retrieves the Audio Path by it's UID - * @uid: Unique ID for the Audio Path - * @return: Corresponding Audio Path - */ -struct snd_avirt_audiopath *snd_avirt_audiopath_get(const char *uid); - -/** - * snd_avirt_stream_count - get the stream count for the given direction - * @direction: The direction to get the stream count for - * @return: The stream count - */ -int snd_avirt_stream_count(unsigned int direction); - -/** - * 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 - */ -static inline struct snd_avirt_stream * - snd_avirt_stream_from_config_item(struct config_item *item) -{ - return item ? container_of(item, struct snd_avirt_stream, item) : NULL; -} - -/** * snd_avirt_pcm_period_elapsed - PCM buffer complete callback * @substream: pointer to ALSA PCM substream * |