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ASoC: wm8904: Fix cache only management

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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>
This commit is contained in:
Mark Brown 2012-06-09 11:27:17 +08:00
parent 433897f740
commit c1b88ee2bb
1 changed files with 4 additions and 9 deletions
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13
sound/soc/codecs/wm8904.c
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@ -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);