From: Phil Edworthy Date: Fri, 1 Nov 2013 06:06:17 +0000 (-0700) Subject: ASoC: ak4642: prevent un-necessary changes to SG_SL1 X-Git-Tag: v4.14-rc1~8507^2~33^2~54^2 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=7b5bfb82882b9b1c8423ce0ed6852ca3762d967a;p=platform%2Fkernel%2Flinux-rpi.git 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 Signed-off-by: Kuninori Morimoto Signed-off-by: Mark Brown Cc: stable@vger.kernel.org --- diff --git a/sound/soc/codecs/ak4642.c b/sound/soc/codecs/ak4642.c index 2d03787..687565d 100644 --- a/sound/soc/codecs/ak4642.c +++ b/sound/soc/codecs/ak4642.c @@ -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);