From: Mark Brown <broonie@opensource.wolfsonmicro.com>
Date: Mon, 21 Nov 2011 11:55:41 +0000 (+0000)
Subject: ASoC: Ensure WM8731 register cache is synced when resuming from disabled
X-Git-Tag: firefly_0821_release~7541^2~2194
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=6dbe15f453482a897c3db411cfdcffef27e71c6c;p=firefly-linux-kernel-4.4.55.git

ASoC: Ensure WM8731 register cache is synced when resuming from disabled

commit ed3e80c4c991a52f9fce3421536a78e331ae0949 upstream.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---

diff --git a/sound/soc/codecs/wm8731.c b/sound/soc/codecs/wm8731.c
index 76b4361e9b80..f5a0ec4ade52 100644
--- a/sound/soc/codecs/wm8731.c
+++ b/sound/soc/codecs/wm8731.c
@@ -463,6 +463,7 @@ static int wm8731_set_bias_level(struct snd_soc_codec *codec,
 		snd_soc_write(codec, WM8731_PWR, 0xffff);
 		regulator_bulk_disable(ARRAY_SIZE(wm8731->supplies),
 				       wm8731->supplies);
+		codec->cache_sync = 1;
 		break;
 	}
 	codec->dapm.bias_level = level;