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authorMark Brown <broonie@opensource.wolfsonmicro.com>2012-01-18 20:02:38 +0000
committerMark Brown <broonie@opensource.wolfsonmicro.com>2012-01-20 13:54:33 +0000
commite53e417331c57b9b97e3f8be870214a02c99265c (patch)
tree73d2de25c508c72be4ab291de8804722fe8a0823 /sound
parent0c93a167a6b3fa510c74e88477852c41defda075 (diff)
downloadblackbird-op-linux-e53e417331c57b9b97e3f8be870214a02c99265c.tar.gz
blackbird-op-linux-e53e417331c57b9b97e3f8be870214a02c99265c.zip
ASoC: Mark WM5100 register map cache only when going into BIAS_OFF
Writing to the registers won't work if we do actually manage to hit a fully powered off state. Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Cc: stable@kernel.org
Diffstat (limited to 'sound')
-rw-r--r--sound/soc/codecs/wm5100.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/sound/soc/codecs/wm5100.c b/sound/soc/codecs/wm5100.c
index 8b24323d6b2c..3fd9cfe6dcd7 100644
--- a/sound/soc/codecs/wm5100.c
+++ b/sound/soc/codecs/wm5100.c
@@ -1402,6 +1402,7 @@ static int wm5100_set_bias_level(struct snd_soc_codec *codec,
break;
case SND_SOC_BIAS_OFF:
+ regcache_cache_only(wm5100->regmap, true);
if (wm5100->pdata.ldo_ena)
gpio_set_value_cansleep(wm5100->pdata.ldo_ena, 0);
regulator_bulk_disable(ARRAY_SIZE(wm5100->core_supplies),
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