* [PATCH] ASoC: cs42xx8: Add regcache mask dirty
@ 2019-05-16 6:04 S.j. Wang
0 siblings, 0 replies; only message in thread
From: S.j. Wang @ 2019-05-16 6:04 UTC (permalink / raw)
To: brian.austin, Paul.Handrigan, lgirdwood, broonie, perex, tiwai,
alsa-devel
Cc: linux-kernel
Add regcache_mark_dirty before regcache_sync for power
of codec may be lost at suspend, then all the register
need to be reconfigured.
Fixes: 0c516b4ff85c ("ASoC: cs42xx8: Add codec driver
support for CS42448/CS42888")
Cc: <stable@vger.kernel.org>
Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com>
---
sound/soc/codecs/cs42xx8.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/sound/soc/codecs/cs42xx8.c b/sound/soc/codecs/cs42xx8.c
index ebb9e0cf8364..28a4ac36c4f8 100644
--- a/sound/soc/codecs/cs42xx8.c
+++ b/sound/soc/codecs/cs42xx8.c
@@ -558,6 +558,7 @@ static int cs42xx8_runtime_resume(struct device *dev)
msleep(5);
regcache_cache_only(cs42xx8->regmap, false);
+ regcache_mark_dirty(cs42xx8->regmap);
ret = regcache_sync(cs42xx8->regmap);
if (ret) {
--
2.21.0
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