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audio: asoc: wcd9310: fix headset mic recording fail.

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Headset mic fail in case of inserting headset while dmic is recording.
Keep LDO_H always on while headset is inserted.

Bug: 11506684
Change-Id: I8516d537d2c72d6f71236219e5d3e610e25ecf24
Signed-off-by: sam_chen <sam_chen@asus.com>
This commit is contained in:
sam_chen 2013-11-05 13:03:34 +08:00 committed by Ed Tam
parent 9c7966d444
commit 6fa1fe7eb4
1 changed files with 19 additions and 2 deletions
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19
sound/soc/codecs/wcd9310.c
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@ -2887,9 +2887,25 @@ static int tabla_codec_reset_interpolator(struct snd_soc_dapm_widget *w,
static int tabla_codec_enable_ldo_h(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *kcontrol, int event)
{
struct snd_soc_codec *codec = w->codec;
struct tabla_priv *tabla = NULL;
if (codec != NULL)
tabla = snd_soc_codec_get_drvdata(codec);
switch (event) {
case SND_SOC_DAPM_POST_PMU:
usleep_range(1000, 1000);
break;
case SND_SOC_DAPM_POST_PMD:
/*
* Don't disable LDO_H while headset is inserted.
* Headset need LDO_H always on.
*/
if (tabla->h2w_state == H2W_HEADSET) {
snd_soc_update_bits(codec, TABLA_A_LDO_H_MODE_1,
0x80, 0x80);
} else
usleep_range(1000, 1000);
break;
}
@ -5164,7 +5180,8 @@ static const struct snd_soc_dapm_widget tabla_dapm_widgets[] = {
0),
SND_SOC_DAPM_SUPPLY("LDO_H", TABLA_A_LDO_H_MODE_1, 7, 0,
tabla_codec_enable_ldo_h, SND_SOC_DAPM_POST_PMU),
tabla_codec_enable_ldo_h, SND_SOC_DAPM_POST_PMU |
SND_SOC_DAPM_POST_PMD),
SND_SOC_DAPM_SUPPLY("COMP1_CLK", SND_SOC_NOPM, 0, 0,
tabla_config_compander, SND_SOC_DAPM_PRE_PMU |