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authorMark Brown <broonie@opensource.wolfsonmicro.com>2012-06-09 11:27:17 +0800
committerMark Brown <broonie@opensource.wolfsonmicro.com>2012-06-11 13:17:38 +0800
commitc1b88ee2bbb82c56ac24c70850004de9a43915d5 (patch)
tree3ecc9abf0b9a534f67f9d5c3e089166d581f7dc1 /sound
parent433897f7408b556f7dfbb98c94deea02e634d2a7 (diff)
ASoC: wm8904: Fix cache only management
We should be using the regmap API consistently for all the cache only configuration and we should be going cache only before we power down the supplies. Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'sound')
-rw-r--r--sound/soc/codecs/wm8904.c13
1 files changed, 4 insertions, 9 deletions
diff --git a/sound/soc/codecs/wm8904.c b/sound/soc/codecs/wm8904.c
index 4e190b5950b..812acd83fb4 100644
--- a/sound/soc/codecs/wm8904.c
+++ b/sound/soc/codecs/wm8904.c
@@ -1863,6 +1863,7 @@ static int wm8904_set_bias_level(struct snd_soc_codec *codec,
return ret;
}
+ regcache_cache_only(wm8904->regmap, false);
regcache_sync(wm8904->regmap);
/* Enable bias */
@@ -1899,14 +1900,8 @@ static int wm8904_set_bias_level(struct snd_soc_codec *codec,
snd_soc_update_bits(codec, WM8904_BIAS_CONTROL_0,
WM8904_BIAS_ENA, 0);
-#ifdef CONFIG_REGULATOR
- /* Post 2.6.34 we will be able to get a callback when
- * the regulators are disabled which we can use but
- * for now just assume that the power will be cut if
- * the regulator API is in use.
- */
- codec->cache_sync = 1;
-#endif
+ regcache_cache_only(wm8904->regmap, true);
+ regcache_mark_dirty(wm8904->regmap);
regulator_bulk_disable(ARRAY_SIZE(wm8904->supplies),
wm8904->supplies);
@@ -2086,7 +2081,6 @@ static int wm8904_probe(struct snd_soc_codec *codec)
struct wm8904_pdata *pdata = wm8904->pdata;
int ret, i;
- codec->cache_sync = 1;
codec->control_data = wm8904->regmap;
switch (wm8904->devtype) {
@@ -2149,6 +2143,7 @@ static int wm8904_probe(struct snd_soc_codec *codec)
goto err_enable;
}
+ regcache_cache_only(wm8904->regmap, true);
/* Change some default settings - latch VU and enable ZC */
snd_soc_update_bits(codec, WM8904_ADC_DIGITAL_VOLUME_LEFT,
WM8904_ADC_VU, WM8904_ADC_VU);