[alsa-devel] [PATCH] ASoC: multi-component: TWL4030: Restore registers on removal

Peter Ujfalusi peter.ujfalusi at nokia.com
Thu Aug 12 08:29:52 CEST 2010

Add back the register restore call, when the codec driver is
This does not affect normal operation, but it is usefull when
debugging audio through the twl4030 class codecs.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi at nokia.com>
Hello Liam, Mark

I did missed the removal of the register restore from the module
unload path in multi-comp.
This patchs adds it back.


 sound/soc/codecs/twl4030.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/sound/soc/codecs/twl4030.c b/sound/soc/codecs/twl4030.c
index 898430f..c7ee1a4 100644
--- a/sound/soc/codecs/twl4030.c
+++ b/sound/soc/codecs/twl4030.c
@@ -2258,6 +2258,8 @@ static int twl4030_soc_probe(struct snd_soc_codec *codec)
 static int twl4030_soc_remove(struct snd_soc_codec *codec)
+	/* Reset registers to their chip default before leaving */
+	twl4030_reset_registers(codec);
 	twl4030_set_bias_level(codec, SND_SOC_BIAS_OFF);
 	return 0;

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