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authorKuninori Morimoto <kuninori.morimoto.gx@renesas.com>2015-11-30 11:52:21 +0300
committerMark Brown <broonie@kernel.org>2015-11-30 21:11:23 +0300
commitf13edb8b281cf7fa762b14323238d6884df38792 (patch)
tree43a2700389c092a339a709e19bd0458f6bfa7e04
parent95e6b0ddb002e0dc89fef99b31685197da2eca9e (diff)
downloadlinux-f13edb8b281cf7fa762b14323238d6884df38792.tar.xz
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>
-rw-r--r--sound/soc/sh/rcar/dvc.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/sound/soc/sh/rcar/dvc.c b/sound/soc/sh/rcar/dvc.c
index b69a6e5cafef..91c86ee1fecb 100644
--- a/sound/soc/sh/rcar/dvc.c
+++ b/sound/soc/sh/rcar/dvc.c
@@ -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;