| From | Greg Kroah-Hartman <> | Subject | [PATCH 3.12 019/212] ASoC: ak4642: prevent un-necessary changes to SG_SL1 | Date | Mon, 2 Dec 2013 11:13:30 -0800 |
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3.12-stable review patch. If anyone has any objections, please let me know.
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From: Phil Edworthy <phil.edworthy@renesas.com>
commit 7b5bfb82882b9b1c8423ce0ed6852ca3762d967a upstream.
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> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- sound/soc/codecs/ak4642.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/sound/soc/codecs/ak4642.c +++ b/sound/soc/codecs/ak4642.c @@ -257,7 +257,7 @@ static int ak4642_dai_startup(struct snd * 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);
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