Commit 7b5bfb82 authored Oct 31, 2013 by Phil Edworthy Committed by Mark Brown Oct 31, 2013

ASoC: ak4642: prevent un-necessary changes to SG_SL1



If you record the sound during playback,
the playback sound becomes silent.
Modify so that the codec driver does not clear
SG_SL1::DACL bit which is controlled under widget

Signed-off-by: Phil Edworthy <phil.edworthy@renesas.com>
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
Cc: stable@vger.kernel.org

parent 959f5854

sound/soc/codecs/ak4642.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -257,7 +257,7 @@ static int ak4642_dai_startup(struct snd_pcm_substream *substream,
		* This operation came from example code of
		* "ASAHI KASEI AK4642" (japanese) manual p94.
		*/
		snd_soc_write(codec, SG_SL1, PMMP \| MGAIN0);
		snd_soc_update_bits(codec, SG_SL1, PMMP \| MGAIN0, PMMP \| MGAIN0);
		snd_soc_write(codec, TIMER, ZTM(0x3) \| WTM(0x3));
		snd_soc_write(codec, ALC_CTL1, ALC \| LMTH0);
		snd_soc_update_bits(codec, PW_MGMT1, PMADL, PMADL);