| From | Luis Henriques <> | Subject | [PATCH 3.5 57/78] ASoC: ak4642: prevent un-necessary changes to SG_SL1 | Date | Mon, 25 Nov 2013 13:06:44 +0000 |
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3.5.7.26 -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: Luis Henriques <luis.henriques@canonical.com> --- sound/soc/codecs/ak4642.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/sound/soc/codecs/ak4642.c b/sound/soc/codecs/ak4642.c index b3e24f2..7e4245f 100644 --- a/sound/soc/codecs/ak4642.c +++ b/sound/soc/codecs/ak4642.c @@ -262,7 +262,7 @@ 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); -- 1.8.3.2
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