@@ -523,15 +523,23 @@ static struct snd_soc_dai_driver ak4642_dai = {
.symmetric_rates = 1,
};
-static int ak4642_resume(struct snd_soc_codec *codec)
+static int ak4642_suspend(struct snd_soc_codec *codec)
{
struct regmap *regmap = dev_get_regmap(codec->dev, NULL);
+ regcache_cache_only(regmap, true);
regcache_mark_dirty(regmap);
- regcache_sync(regmap);
return 0;
}
+static int ak4642_resume(struct snd_soc_codec *codec)
+{
+ struct regmap *regmap = dev_get_regmap(codec->dev, NULL);
+
+ regcache_cache_only(regmap, false);
+ regcache_sync(regmap);
+ return 0;
+}
static int ak4642_probe(struct snd_soc_codec *codec)
{
struct ak4642_priv *priv = snd_soc_codec_get_drvdata(codec);
Add the suspend callback to accompany the existing resume operation. With the suspend/resume callbacks the regmap (regcache) state handling can follow the recommended sequence. Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com> --- sound/soc/codecs/ak4642.c | 12 ++++++++++-- 1 file changed, 10 insertions(+), 2 deletions(-)