[alsa-devel] [PATCH 07/14] ASoC: rsnd: src: add rsnd_src_halt()
Kuninori Morimoto
kuninori.morimoto.gx at renesas.com
Mon Nov 30 09:51:35 CET 2015
From: Kuninori Morimoto <kuninori.morimoto.gx at renesas.com>
Based on datasheet process
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx at renesas.com>
---
sound/soc/sh/rcar/src.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/sound/soc/sh/rcar/src.c b/sound/soc/sh/rcar/src.c
index 5239c3d..b438538 100644
--- a/sound/soc/sh/rcar/src.c
+++ b/sound/soc/sh/rcar/src.c
@@ -76,6 +76,12 @@ static void rsnd_src_activation(struct rsnd_mod *mod)
rsnd_mod_write(mod, SRC_SWRSR, 1);
}
+static void rsnd_src_halt(struct rsnd_mod *mod)
+{
+ rsnd_mod_write(mod, SRC_SRCIR, 1);
+ rsnd_mod_write(mod, SRC_SWRSR, 0);
+}
+
static struct dma_chan *rsnd_src_dma_req(struct rsnd_dai_stream *io,
struct rsnd_mod *mod)
{
@@ -406,6 +412,8 @@ static int rsnd_src_quit(struct rsnd_mod *mod,
/* stop both out/in */
rsnd_mod_write(mod, SRC_CTRL, 0);
+ rsnd_src_halt(mod);
+
rsnd_mod_power_off(mod);
if (src->err)
--
1.9.1
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