ASoC: fix deemphasis control in wm8904/55/60 codecs

Deemphasis control's .get callback should update control's value instead
of returning it - return value of callback function is used for indicating
error or success of operation.

Signed-off-by: Dmitry Artamonow <mad_soft@inbox.ru>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Cc: stable@kernel.org

1 files changed, 2 insertions, 1 deletions

diff --git a/sound/soc/codecs/wm8955.c b/sound/soc/codecs/wm8955.c
index f89ad6c9a80b..9cbab8e1de01 100644
--- a/sound/soc/codecs/wm8955.c
+++ b/sound/soc/codecs/wm8955.c
@@ -380,7 +380,8 @@ static int wm8955_get_deemph(struct snd_kcontrol *kcontrol,
         struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
         struct wm8955_priv *wm8955 = snd_soc_codec_get_drvdata(codec);
 
-        return wm8955->deemph;
+        ucontrol->value.enumerated.item[0] = wm8955->deemph;
+        return 0;
 }
 
 static int wm8955_put_deemph(struct snd_kcontrol *kcontrol,