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| author | Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> | 2015-07-15 07:14:29 +0000 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2015-07-16 22:29:21 +0100 |
| commit | bfe1360d79210f9c1d330a07c26a8d5cb202159d (patch) | |
| tree | 23a8d005c1e1f7135a95bc41b768a3f5405197fa /sound/soc/sh/rcar | |
| parent | 3023b384d0c9da49028131b91fe64b24b5b84e6d (diff) | |
| download | linux-bfe1360d79210f9c1d330a07c26a8d5cb202159d.tar.gz linux-bfe1360d79210f9c1d330a07c26a8d5cb202159d.tar.bz2 linux-bfe1360d79210f9c1d330a07c26a8d5cb202159d.zip | |
ASoC: rsnd: add rsnd_get_adinr_chan()
Current rsnd driver has rsnd_get_adinr_bit() to get bit settings for
ADINR (= Audio Information Register) of SSIU/SRC/DVC.
This patch adds rsnd_get_adinr_chan() to get channel settings for
ADINR (= Audio Information Register) of CTU/MIX.
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Tested-by: Keita Kobayashi <keita.kobayashi.ym@renesas.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/sh/rcar')
| -rw-r--r-- | sound/soc/sh/rcar/core.c | 22 | ||||
| -rw-r--r-- | sound/soc/sh/rcar/rsnd.h | 1 |
2 files changed, 23 insertions, 0 deletions
diff --git a/sound/soc/sh/rcar/core.c b/sound/soc/sh/rcar/core.c index 0ca6d0268b56..a3637b92b187 100644 --- a/sound/soc/sh/rcar/core.c +++ b/sound/soc/sh/rcar/core.c @@ -227,6 +227,28 @@ u32 rsnd_get_adinr_bit(struct rsnd_mod *mod, struct rsnd_dai_stream *io) return adinr; } +u32 rsnd_get_adinr_chan(struct rsnd_mod *mod, struct rsnd_dai_stream *io) +{ + struct rsnd_priv *priv = rsnd_mod_to_priv(mod); + struct snd_pcm_runtime *runtime = rsnd_io_to_runtime(io); + struct device *dev = rsnd_priv_to_dev(priv); + u32 chan = runtime->channels; + + switch (chan) { + case 1: + case 2: + case 4: + case 6: + case 8: + break; + default: + dev_warn(dev, "not supported channel\n"); + chan = 0; + break; + } + + return chan; +} /* * rsnd_dai functions */ diff --git a/sound/soc/sh/rcar/rsnd.h b/sound/soc/sh/rcar/rsnd.h index 224a4a9eabd7..1296b3525fa6 100644 --- a/sound/soc/sh/rcar/rsnd.h +++ b/sound/soc/sh/rcar/rsnd.h @@ -170,6 +170,7 @@ void rsnd_force_write(struct rsnd_priv *priv, struct rsnd_mod *mod, void rsnd_bset(struct rsnd_priv *priv, struct rsnd_mod *mod, enum rsnd_reg reg, u32 mask, u32 data); u32 rsnd_get_adinr_bit(struct rsnd_mod *mod, struct rsnd_dai_stream *io); +u32 rsnd_get_adinr_chan(struct rsnd_mod *mod, struct rsnd_dai_stream *io); void rsnd_path_parse(struct rsnd_priv *priv, struct rsnd_dai_stream *io); |