Merge "ASoC: msm8x10-wcd: Do not disable micbias when TX path is ON"
diff --git a/sound/soc/codecs/msm8x10-wcd.c b/sound/soc/codecs/msm8x10-wcd.c
index fe4eb34..452bbab 100644
--- a/sound/soc/codecs/msm8x10-wcd.c
+++ b/sound/soc/codecs/msm8x10-wcd.c
@@ -189,6 +189,7 @@
* end of impedance measurement
*/
struct list_head reg_save_restore;
+ u32 micb_en_count;
};
static unsigned short rx_digital_gain_reg[] = {
@@ -1697,6 +1698,9 @@
snd_soc_update_bits(codec, micb_int_reg, 0x04, 0x04);
snd_soc_update_bits(codec, MSM8X10_WCD_A_MICB_1_CTL,
0x80, 0x80);
+ msm8x10_wcd->micb_en_count++;
+ pr_debug("%s micb_en_count : %d", __func__,
+ msm8x10_wcd->micb_en_count);
break;
case SND_SOC_DAPM_POST_PMU:
usleep_range(20000, 20100);
@@ -1704,6 +1708,10 @@
wcd9xxx_resmgr_notifier_call(&msm8x10_wcd->resmgr, e_post_on);
break;
case SND_SOC_DAPM_POST_PMD:
+ if (msm8x10_wcd->micb_en_count > 0)
+ msm8x10_wcd->micb_en_count--;
+ pr_debug("%s micb_en_count : %d", __func__,
+ msm8x10_wcd->micb_en_count);
snd_soc_update_bits(codec, MSM8X10_WCD_A_MICB_1_CTL,
0x80, 0x00);
/* Let MBHC module know so micbias switch to be off */
@@ -2802,6 +2810,7 @@
enum wcd9xxx_micbias_num micb_num)
{
int rc;
+ struct msm8x10_wcd_priv *msm8x10_wcd = snd_soc_codec_get_drvdata(codec);
if (micb_num != MBHC_MICBIAS1) {
rc = -EINVAL;
@@ -2811,13 +2820,18 @@
if (enable)
rc = snd_soc_dapm_force_enable_pin(&codec->dapm,
DAPM_MICBIAS_EXTERNAL_STANDALONE);
- else
+ else {
+ if (msm8x10_wcd->micb_en_count > 0) {
+ msm8x10_wcd->micb_en_count--;
+ pr_debug("%s micb_en_count : %d", __func__,
+ msm8x10_wcd->micb_en_count);
+ return 0;
+ }
rc = snd_soc_dapm_disable_pin(&codec->dapm,
DAPM_MICBIAS_EXTERNAL_STANDALONE);
+ }
snd_soc_dapm_sync(&codec->dapm);
- snd_soc_update_bits(codec, WCD9XXX_A_MICB_1_CTL,
- 0x80, enable ? 0x80 : 0x00);
err:
if (rc)
pr_debug("%s: Failed to force %s micbias", __func__,
@@ -3291,6 +3305,8 @@
on_demand_supply_name[ON_DEMAND_MICBIAS]);
atomic_set(&msm8x10_wcd_priv->on_demand_list[ON_DEMAND_MICBIAS].ref, 0);
+ msm8x10_wcd_priv->micb_en_count = 0;
+
ret = wcd9xxx_mbhc_init(&msm8x10_wcd_priv->mbhc,
&msm8x10_wcd_priv->resmgr,
codec, msm8x10_wcd_enable_mbhc_micbias,