diff options
Diffstat (limited to 'sound/soc/sh/rcar/rsnd.h')
| -rw-r--r-- | sound/soc/sh/rcar/rsnd.h | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/sound/soc/sh/rcar/rsnd.h b/sound/soc/sh/rcar/rsnd.h index 8d04fd0352bd..65d3835cffbc 100644 --- a/sound/soc/sh/rcar/rsnd.h +++ b/sound/soc/sh/rcar/rsnd.h @@ -28,10 +28,53 @@ * see gen1/gen2 for detail */ struct rsnd_priv; +struct rsnd_mod; struct rsnd_dai; struct rsnd_dai_stream; /* + * R-Car sound mod + */ + +struct rsnd_mod_ops { + char *name; + int (*init)(struct rsnd_mod *mod, + struct rsnd_dai *rdai, + struct rsnd_dai_stream *io); + int (*quit)(struct rsnd_mod *mod, + struct rsnd_dai *rdai, + struct rsnd_dai_stream *io); + int (*start)(struct rsnd_mod *mod, + struct rsnd_dai *rdai, + struct rsnd_dai_stream *io); + int (*stop)(struct rsnd_mod *mod, + struct rsnd_dai *rdai, + struct rsnd_dai_stream *io); +}; + +struct rsnd_mod { + int id; + struct rsnd_priv *priv; + struct rsnd_mod_ops *ops; + struct list_head list; /* connect to rsnd_dai playback/capture */ +}; + +#define rsnd_mod_to_priv(mod) ((mod)->priv) +#define rsnd_mod_id(mod) ((mod)->id) +#define for_each_rsnd_mod(pos, n, io) \ + list_for_each_entry_safe(pos, n, &(io)->head, list) +#define rsnd_mod_call(mod, func, rdai, io) \ + (!(mod) ? -ENODEV : \ + !((mod)->ops->func) ? 0 : \ + (mod)->ops->func(mod, rdai, io)) + +void rsnd_mod_init(struct rsnd_priv *priv, + struct rsnd_mod *mod, + struct rsnd_mod_ops *ops, + int id); +char *rsnd_mod_name(struct rsnd_mod *mod); + +/* * R-Car sound DAI */ #define RSND_DAI_NAME_SIZE 16 @@ -64,6 +107,9 @@ struct rsnd_dai { i++, (rdai) = rsnd_dai_get(priv, i)) struct rsnd_dai *rsnd_dai_get(struct rsnd_priv *priv, int id); +int rsnd_dai_disconnect(struct rsnd_mod *mod); +int rsnd_dai_connect(struct rsnd_dai *rdai, struct rsnd_mod *mod, + struct rsnd_dai_stream *io); int rsnd_dai_is_play(struct rsnd_dai *rdai, struct rsnd_dai_stream *io); #define rsnd_dai_get_platform_info(rdai) ((rdai)->info) |