[alsa-devel] [PATCH 5/5] ASoC: rsnd: care snd_kcontrol's index
Kuninori Morimoto
kuninori.morimoto.gx at renesas.com
Fri Apr 10 10:50:50 CEST 2015
From: Kuninori Morimoto <kuninori.morimoto.gx at renesas.com>
rsnd might be used in multi-codec sound card.
Then, same name kcontrol will be registered many times, and it will
be error. This patch fixes this issue by using .index
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx at renesas.com>
---
sound/soc/sh/rcar/core.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/sound/soc/sh/rcar/core.c b/sound/soc/sh/rcar/core.c
index 164653c..99eb109 100644
--- a/sound/soc/sh/rcar/core.c
+++ b/sound/soc/sh/rcar/core.c
@@ -839,12 +839,14 @@ static int __rsnd_kctrl_new(struct rsnd_mod *mod,
struct rsnd_kctrl_cfg *cfg,
void (*update)(struct rsnd_mod *mod))
{
+ struct snd_soc_card *soc_card = rtd->card;
struct snd_card *card = rtd->card->snd_card;
struct snd_kcontrol *kctrl;
struct snd_kcontrol_new knew = {
.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
.name = name,
.info = rsnd_kctrl_info,
+ .index = rtd - soc_card->rtd,
.get = rsnd_kctrl_get,
.put = rsnd_kctrl_put,
.private_value = (unsigned long)cfg,
--
1.9.1
More information about the Alsa-devel
mailing list