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ASoC: wcd937x: Add fix to enable button detection

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Add notifier call chain to enable button detection.

Change-Id: Ibd432691e4b820b8b2e86ebc8e8c2015bb26d2b1
Signed-off-by: Vatsal Bucha <vbucha@codeaurora.org>
This commit is contained in:
Vatsal Bucha
2018-09-04 14:57:50 +05:30
parent c523b34cc0
commit 302075bb10
4 changed files with 41 additions and 26 deletions
Download Patch File Download Diff File Expand all files Collapse all files

1
asoc/codecs/wcd937x/internal.h
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@@ -56,7 +56,6 @@ struct wcd937x_priv {
s32 dmic_4_5_clk_cnt; s32 dmic_4_5_clk_cnt;
/* mbhc module */ /* mbhc module */
struct wcd937x_mbhc *mbhc; struct wcd937x_mbhc *mbhc;
struct blocking_notifier_head notifier;
u32 hph_mode; u32 hph_mode;

4
asoc/codecs/wcd937x/wcd937x-mbhc.c
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@@ -972,7 +972,7 @@ int wcd937x_mbhc_post_ssr_init(struct wcd937x_mbhc *mbhc,
wcd_mbhc_deinit(wcd_mbhc); wcd_mbhc_deinit(wcd_mbhc);
ret = wcd_mbhc_init(wcd_mbhc, codec, &mbhc_cb, &intr_ids, ret = wcd_mbhc_init(wcd_mbhc, codec, &mbhc_cb, &intr_ids,
wcd_mbhc_registers, WCD937X_ZDET_SUPPORTED); wcd_mbhc_registers, false);
if (ret) { if (ret) {
dev_err(codec->dev, "%s: mbhc initialization failed\n", dev_err(codec->dev, "%s: mbhc initialization failed\n",
__func__); __func__);
@@ -1024,7 +1024,7 @@ int wcd937x_mbhc_init(struct wcd937x_mbhc **mbhc, struct snd_soc_codec *codec,
ret = wcd_mbhc_init(wcd_mbhc, codec, &mbhc_cb, ret = wcd_mbhc_init(wcd_mbhc, codec, &mbhc_cb,
&intr_ids, wcd_mbhc_registers, &intr_ids, wcd_mbhc_registers,
WCD937X_ZDET_SUPPORTED); false);
if (ret) { if (ret) {
dev_err(codec->dev, "%s: mbhc initialization failed\n", dev_err(codec->dev, "%s: mbhc initialization failed\n",
__func__); __func__);

1
asoc/codecs/wcd937x/wcd937x-mbhc.h
View File

@@ -17,7 +17,6 @@ struct wcd937x_mbhc {
struct wcd_mbhc wcd_mbhc; struct wcd_mbhc wcd_mbhc;
struct blocking_notifier_head notifier; struct blocking_notifier_head notifier;
struct fw_info *fw_data; struct fw_info *fw_data;
bool mbhc_started;
}; };
#if IS_ENABLED(CONFIG_SND_SOC_WCD937X) #if IS_ENABLED(CONFIG_SND_SOC_WCD937X)

61
asoc/codecs/wcd937x/wcd937x.c
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@@ -547,8 +547,16 @@ static int wcd937x_codec_enable_hphr_pa(struct snd_soc_dapm_widget *w,
wcd937x->rx_swr_dev->dev_num, wcd937x->rx_swr_dev->dev_num,
true); true);
break; break;
case SND_SOC_DAPM_PRE_PMD:
blocking_notifier_call_chain(&wcd937x->mbhc->notifier,
WCD_EVENT_PRE_HPHR_PA_OFF,
&wcd937x->mbhc->wcd_mbhc);
break;
case SND_SOC_DAPM_POST_PMD: case SND_SOC_DAPM_POST_PMD:
usleep_range(7000, 7010); usleep_range(7000, 7010);
blocking_notifier_call_chain(&wcd937x->mbhc->notifier,
WCD_EVENT_POST_HPHR_PA_OFF,
&wcd937x->mbhc->wcd_mbhc);
snd_soc_update_bits(codec, WCD937X_ANA_HPH, 0x10, 0x00); snd_soc_update_bits(codec, WCD937X_ANA_HPH, 0x10, 0x00);
break; break;
}; };
@@ -579,8 +587,16 @@ static int wcd937x_codec_enable_hphl_pa(struct snd_soc_dapm_widget *w,
wcd937x->rx_swr_dev->dev_num, wcd937x->rx_swr_dev->dev_num,
true); true);
break; break;
case SND_SOC_DAPM_PRE_PMD:
blocking_notifier_call_chain(&wcd937x->mbhc->notifier,
WCD_EVENT_PRE_HPHL_PA_OFF,
&wcd937x->mbhc->wcd_mbhc);
break;
case SND_SOC_DAPM_POST_PMD: case SND_SOC_DAPM_POST_PMD:
usleep_range(7000, 7010); usleep_range(7000, 7010);
blocking_notifier_call_chain(&wcd937x->mbhc->notifier,
WCD_EVENT_POST_HPHL_PA_OFF,
&wcd937x->mbhc->wcd_mbhc);
snd_soc_update_bits(codec, WCD937X_ANA_HPH, 0x20, 0x00); snd_soc_update_bits(codec, WCD937X_ANA_HPH, 0x20, 0x00);
break; break;
}; };
@@ -1092,15 +1108,15 @@ int wcd937x_micbias_control(struct snd_soc_codec *codec,
snd_soc_update_bits(codec, WCD937X_MICB2_TEST_CTL_2, 0x01, 0x01); snd_soc_update_bits(codec, WCD937X_MICB2_TEST_CTL_2, 0x01, 0x01);
snd_soc_update_bits(codec, WCD937X_MICB3_TEST_CTL_2, 0x01, 0x01); snd_soc_update_bits(codec, WCD937X_MICB3_TEST_CTL_2, 0x01, 0x01);
snd_soc_update_bits(codec, micb_reg, 0xC0, 0x40); snd_soc_update_bits(codec, micb_reg, 0xC0, 0x40);
if (post_on_event) if (post_on_event && wcd937x->mbhc)
blocking_notifier_call_chain(&wcd937x->notifier, blocking_notifier_call_chain(
post_on_event, &wcd937x->mbhc->notifier, post_on_event,
&wcd937x->mbhc); &wcd937x->mbhc->wcd_mbhc);
} }
if (is_dapm && post_dapm_on) if (is_dapm && post_dapm_on && wcd937x->mbhc)
blocking_notifier_call_chain(&wcd937x->notifier, blocking_notifier_call_chain(
post_dapm_on, &wcd937x->mbhc->notifier, post_dapm_on,
&wcd937x->mbhc); &wcd937x->mbhc->wcd_mbhc);
break; break;
case MICB_DISABLE: case MICB_DISABLE:
if (wcd937x->micb_ref[micb_index] > 0) if (wcd937x->micb_ref[micb_index] > 0)
@@ -1110,20 +1126,21 @@ int wcd937x_micbias_control(struct snd_soc_codec *codec,
snd_soc_update_bits(codec, micb_reg, 0xC0, 0x80); snd_soc_update_bits(codec, micb_reg, 0xC0, 0x80);
else if ((wcd937x->micb_ref[micb_index] == 0) && else if ((wcd937x->micb_ref[micb_index] == 0) &&
(wcd937x->pullup_ref[micb_index] == 0)) { (wcd937x->pullup_ref[micb_index] == 0)) {
if (pre_off_event) if (pre_off_event && wcd937x->mbhc)
blocking_notifier_call_chain(&wcd937x->notifier, blocking_notifier_call_chain(
pre_off_event, &wcd937x->mbhc->notifier, pre_off_event,
&wcd937x->mbhc); &wcd937x->mbhc->wcd_mbhc);
snd_soc_update_bits(codec, micb_reg, 0xC0, 0x00); snd_soc_update_bits(codec, micb_reg, 0xC0, 0x00);
if (post_off_event) if (post_off_event && wcd937x->mbhc)
blocking_notifier_call_chain(&wcd937x->notifier, blocking_notifier_call_chain(
post_off_event, &wcd937x->mbhc->notifier,
&wcd937x->mbhc); post_off_event,
&wcd937x->mbhc->wcd_mbhc);
} }
if (is_dapm && post_dapm_off) if (is_dapm && post_dapm_off && wcd937x->mbhc)
blocking_notifier_call_chain(&wcd937x->notifier, blocking_notifier_call_chain(
post_dapm_off, &wcd937x->mbhc->notifier, post_dapm_off,
&wcd937x->mbhc); &wcd937x->mbhc->wcd_mbhc);
break; break;
}; };
@@ -1367,11 +1384,11 @@ static const struct snd_soc_dapm_widget wcd937x_dapm_widgets[] = {
SND_SOC_DAPM_PGA_E("HPHL PGA", WCD937X_ANA_HPH, 7, 0, NULL, 0, SND_SOC_DAPM_PGA_E("HPHL PGA", WCD937X_ANA_HPH, 7, 0, NULL, 0,
wcd937x_codec_enable_hphl_pa, wcd937x_codec_enable_hphl_pa,
SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
SND_SOC_DAPM_POST_PMD), SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD),
SND_SOC_DAPM_PGA_E("HPHR PGA", WCD937X_ANA_HPH, 6, 0, NULL, 0, SND_SOC_DAPM_PGA_E("HPHR PGA", WCD937X_ANA_HPH, 6, 0, NULL, 0,
wcd937x_codec_enable_hphr_pa, wcd937x_codec_enable_hphr_pa,
SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMU |
SND_SOC_DAPM_POST_PMD), SND_SOC_DAPM_PRE_PMD | SND_SOC_DAPM_POST_PMD),
SND_SOC_DAPM_DAC_E("RDAC1", NULL, SND_SOC_NOPM, 0, 0, SND_SOC_DAPM_DAC_E("RDAC1", NULL, SND_SOC_NOPM, 0, 0,
wcd937x_codec_hphl_dac_event, wcd937x_codec_hphl_dac_event,