ASoC: Mark WM5100 register map cache only when going into BIAS_OFF

commit e53e417 upstream. Writing to the registers won't work if we do actually manage to hit a fully powered off state. Signed-off-by: Mark Brown <[email protected]> Signed-off-by: Greg Kroah-Hartman <[email protected]>
santoshkvs · Feb 3, 2012 · 11a17e5 · 11a17e5
1 parent 358d013
commit 11a17e5
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/sound/soc/codecs/wm5100.c b/sound/soc/codecs/wm5100.c
@@ -1404,6 +1404,7 @@ static int wm5100_set_bias_level(struct snd_soc_codec *codec,
 		break;
 
 	case SND_SOC_BIAS_OFF:
+		regcache_cache_only(wm5100->regmap, true);
 		if (wm5100->pdata.ldo_ena)
 			gpio_set_value_cansleep(wm5100->pdata.ldo_ena, 0);
 		regulator_bulk_disable(ARRAY_SIZE(wm5100->core_supplies),