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authorMark Brown <broonie@opensource.wolfsonmicro.com>2013-01-30 21:35:44 +0800
committerMark Brown <broonie@opensource.wolfsonmicro.com>2013-01-31 12:32:54 +0800
commit3f3af6eeff3e048e27eb864519e779aedc194386 (patch)
treeec81775fba57e9546c6c71b1e502d19f66a4296d /sound/soc/codecs/wm2000.c
parent33e7546e199f123808699c65274283606114e225 (diff)
ASoC: wm2000: Expose ANC gain adjustment
No TLV information since it's not actually a direct gain control. Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'sound/soc/codecs/wm2000.c')
-rw-r--r--sound/soc/codecs/wm2000.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/sound/soc/codecs/wm2000.c b/sound/soc/codecs/wm2000.c
index 627c4549939..cb7fa3c7867 100644
--- a/sound/soc/codecs/wm2000.c
+++ b/sound/soc/codecs/wm2000.c
@@ -650,6 +650,7 @@ static int wm2000_speaker_put(struct snd_kcontrol *kcontrol,
}
static const struct snd_kcontrol_new wm2000_controls[] = {
+ SOC_SINGLE("ANC Volume", WM2000_REG_ANC_GAIN_CTRL, 0, 255, 0),
SOC_SINGLE_BOOL_EXT("WM2000 ANC Switch", 0,
wm2000_anc_mode_get,
wm2000_anc_mode_put),
@@ -755,6 +756,8 @@ static int wm2000_probe(struct snd_soc_codec *codec)
{
struct wm2000_priv *wm2000 = dev_get_drvdata(codec->dev);
+ snd_soc_codec_set_cache_io(codec, 16, 8, SND_SOC_REGMAP);
+
/* This will trigger a transition to standby mode by default */
wm2000_anc_set_mode(wm2000);