[PATCH 4.4.y] ASoC: rsnd: mix: add rsnd_mix_halt()

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From: thongsyho <thong.ho.px@xxxxxxxxxxxxxxx>

commit 95e6b0ddb002e0dc89fef99b31685197da2eca9e upstream.

Based on datasheet process

Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx>
Signed-off-by: Mark Brown <broonie@xxxxxxxxxx>
Signed-off-by: Thong Ho <thong.ho.px@xxxxxxxxxxxxxxx>
Signed-off-by: Nhan Nguyen <nhan.nguyen.yb@xxxxxxxxxxx>
---
 sound/soc/sh/rcar/mix.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/sound/soc/sh/rcar/mix.c b/sound/soc/sh/rcar/mix.c
index 953dd0b..cfaca1f 100644
--- a/sound/soc/sh/rcar/mix.c
+++ b/sound/soc/sh/rcar/mix.c
@@ -31,6 +31,12 @@ static void rsnd_mix_soft_reset(struct rsnd_mod *mod)
 	rsnd_mod_write(mod, MIX_SWRSR, 1);
 }
 
+static void rsnd_mix_halt(struct rsnd_mod *mod)
+{
+	rsnd_mod_write(mod, MIX_MIXIR, 1);
+	rsnd_mod_write(mod, MIX_SWRSR, 0);
+}
+
 #define rsnd_mix_initialize_lock(mod)	__rsnd_mix_initialize_lock(mod, 1)
 #define rsnd_mix_initialize_unlock(mod)	__rsnd_mix_initialize_lock(mod, 0)
 static void __rsnd_mix_initialize_lock(struct rsnd_mod *mod, u32 enable)
@@ -83,6 +89,8 @@ static int rsnd_mix_quit(struct rsnd_mod *mod,
 			 struct rsnd_dai_stream *io,
 			 struct rsnd_priv *priv)
 {
+	rsnd_mix_halt(mod);
+
 	rsnd_mod_power_off(mod);
 
 	return 0;
-- 
1.9.1




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