From: Kuninori Morimoto kuninori.morimoto.gx@renesas.com
Sometimes we would like to get each module directly, especially data path searching. this patch adds rsnd_io_to_mod() macro, and existing rsnd_io_to_mod_xxx() use it.
Signed-off-by: Kuninori Morimoto kuninori.morimoto.gx@renesas.com Tested-by: Keita Kobayashi keita.kobayashi.ym@renesas.com --- sound/soc/sh/rcar/rsnd.h | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/sound/soc/sh/rcar/rsnd.h b/sound/soc/sh/rcar/rsnd.h index 705e66f..5f5b8b1 100644 --- a/sound/soc/sh/rcar/rsnd.h +++ b/sound/soc/sh/rcar/rsnd.h @@ -348,9 +348,10 @@ struct rsnd_dai_stream { int byte_per_period; int next_period_byte; }; -#define rsnd_io_to_mod_ssi(io) ((io)->mod[RSND_MOD_SSI]) -#define rsnd_io_to_mod_src(io) ((io)->mod[RSND_MOD_SRC]) -#define rsnd_io_to_mod_dvc(io) ((io)->mod[RSND_MOD_DVC]) +#define rsnd_io_to_mod(io, i) ((i) < RSND_MOD_MAX ? (io)->mod[(i)] : NULL) +#define rsnd_io_to_mod_ssi(io) rsnd_io_to_mod((io), RSND_MOD_SSI) +#define rsnd_io_to_mod_src(io) rsnd_io_to_mod((io), RSND_MOD_SRC) +#define rsnd_io_to_mod_dvc(io) rsnd_io_to_mod((io), RSND_MOD_DVC) #define rsnd_io_to_rdai(io) ((io)->rdai) #define rsnd_io_to_priv(io) (rsnd_rdai_to_priv(rsnd_io_to_rdai(io))) #define rsnd_io_is_play(io) (&rsnd_io_to_rdai(io)->playback == io)