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ASoC: rsnd: dvc: add rsnd_dvc_halt() 

Based on datasheet process

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Kuninori Morimoto 2015-11-30 08:52:21 +00:00 committed by Mark Brown
parent 95e6b0ddb0
commit f13edb8b28
1 changed files with 8 additions and 0 deletions
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8
sound/soc/sh/rcar/dvc.c
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@ -70,6 +70,12 @@ static void rsnd_dvc_activation(struct rsnd_mod *mod)
rsnd_mod_write(mod, DVC_SWRSR, 1);
}
static void rsnd_dvc_halt(struct rsnd_mod *mod)
{
rsnd_mod_write(mod, DVC_DVUIR, 1);
rsnd_mod_write(mod, DVC_SWRSR, 0);
}
#define rsnd_dvc_get_vrpdr(dvc) (dvc->rup.val << 8 | dvc->rdown.val)
#define rsnd_dvc_get_vrdbr(dvc) (0x3ff - (dvc->volume.val[0] >> 13))
@ -219,6 +225,8 @@ static int rsnd_dvc_quit(struct rsnd_mod *mod,
struct rsnd_dai_stream *io,
struct rsnd_priv *priv)
{
rsnd_dvc_halt(mod);
rsnd_mod_power_off(mod);
return 0;