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ASoC: atmel-classd: sync regcache when resuming

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The PM functions used in this driver are the ones defined in
sounc/soc/soc-core.c.

When suspending (using snd_soc_suspend), the regcache is marked dirty
but is never synced on resume.

Sync regcache on resume of Atmel ClassD device.

Signed-off-by: Quentin Schulz <quentin.schulz@free-electrons.com>
Acked-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Acked-by: Nicolas Ferre <nicolas.ferre@microchip.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Quentin Schulz 2017-05-15 10:36:17 +02:00 committed by Mark Brown
parent 2ea659a9ef
commit 61abce1312
1 changed files with 9 additions and 0 deletions
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9
sound/soc/atmel/atmel-classd.c
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@ -301,6 +301,14 @@ static int atmel_classd_codec_probe(struct snd_soc_codec *codec)
return 0;
}
static int atmel_classd_codec_resume(struct snd_soc_codec *codec)
{
struct snd_soc_card *card = snd_soc_codec_get_drvdata(codec);
struct atmel_classd *dd = snd_soc_card_get_drvdata(card);
return regcache_sync(dd->regmap);
}
static struct regmap *atmel_classd_codec_get_remap(struct device *dev)
{
return dev_get_regmap(dev, NULL);
@ -308,6 +316,7 @@ static struct regmap *atmel_classd_codec_get_remap(struct device *dev)
static struct snd_soc_codec_driver soc_codec_dev_classd = {
.probe = atmel_classd_codec_probe,
.resume = atmel_classd_codec_resume,
.get_regmap = atmel_classd_codec_get_remap,
.component_driver = {
.controls = atmel_classd_snd_controls,