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Diffstat (limited to 'sound/soc/codecs/wm8994.c')
-rw-r--r--sound/soc/codecs/wm8994.c114
1 files changed, 52 insertions, 62 deletions
diff --git a/sound/soc/codecs/wm8994.c b/sound/soc/codecs/wm8994.c
index 38bfff7d209a..125bfb6eb245 100644
--- a/sound/soc/codecs/wm8994.c
+++ b/sound/soc/codecs/wm8994.c
@@ -102,8 +102,7 @@ struct wm8994_priv {
wm8958_micdet_cb jack_cb;
void *jack_cb_data;
- bool jack_is_mic;
- bool jack_is_video;
+ int micdet_irq;
int revision;
struct wm8994_pdata *pdata;
@@ -115,7 +114,7 @@ struct wm8994_priv {
unsigned int aif2clk_disable:1;
};
-static int wm8994_readable(unsigned int reg)
+static int wm8994_readable(struct snd_soc_codec *codec, unsigned int reg)
{
switch (reg) {
case WM8994_GPIO_1:
@@ -142,7 +141,7 @@ static int wm8994_readable(unsigned int reg)
return wm8994_access_masks[reg].readable != 0;
}
-static int wm8994_volatile(unsigned int reg)
+static int wm8994_volatile(struct snd_soc_codec *codec, unsigned int reg)
{
if (reg >= WM8994_CACHE_SIZE)
return 1;
@@ -170,7 +169,7 @@ static int wm8994_write(struct snd_soc_codec *codec, unsigned int reg,
BUG_ON(reg > WM8994_MAX_REGISTER);
- if (!wm8994_volatile(reg)) {
+ if (!wm8994_volatile(codec, reg)) {
ret = snd_soc_cache_write(codec, reg, value);
if (ret != 0)
dev_err(codec->dev, "Cache write to %x failed: %d\n",
@@ -188,7 +187,7 @@ static unsigned int wm8994_read(struct snd_soc_codec *codec,
BUG_ON(reg > WM8994_MAX_REGISTER);
- if (!wm8994_volatile(reg) && wm8994_readable(reg) &&
+ if (!wm8994_volatile(codec, reg) && wm8994_readable(codec, reg) &&
reg < codec->driver->reg_cache_size) {
ret = snd_soc_cache_read(codec, reg, &val);
if (ret >= 0)
@@ -529,7 +528,7 @@ static int wm8994_get_retune_mobile_enum(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct snd_soc_codec *codec = snd_kcontrol_chip(kcontrol);
- struct wm8994_priv *wm8994 =snd_soc_codec_get_drvdata(codec);
+ struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
int block = wm8994_get_retune_mobile_block(kcontrol->id.name);
ucontrol->value.enumerated.item[0] = wm8994->retune_mobile_cfg[block];
@@ -2896,6 +2895,13 @@ static void wm8994_handle_pdata(struct wm8994_priv *wm8994)
else
snd_soc_add_controls(wm8994->codec, wm8994_eq_controls,
ARRAY_SIZE(wm8994_eq_controls));
+
+ for (i = 0; i < ARRAY_SIZE(pdata->micbias); i++) {
+ if (pdata->micbias[i]) {
+ snd_soc_write(codec, WM8958_MICBIAS1 + i,
+ pdata->micbias[i] & 0xffff);
+ }
+ }
}
/**
@@ -3006,46 +3012,18 @@ static void wm8958_default_micdet(u16 status, void *data)
int report = 0;
/* If nothing present then clear our statuses */
- if (!(status & WM8958_MICD_STS)) {
- wm8994->jack_is_video = false;
- wm8994->jack_is_mic = false;
+ if (!(status & WM8958_MICD_STS))
goto done;
- }
-
- /* Assume anything over 475 ohms is a microphone and remember
- * that we've seen one (since buttons override it) */
- if (status & 0x600)
- wm8994->jack_is_mic = true;
- if (wm8994->jack_is_mic)
- report |= SND_JACK_MICROPHONE;
- /* Video has an impedence of approximately 75 ohms; assume
- * this isn't used as a button and remember it since buttons
- * override it. */
- if (status & 0x40)
- wm8994->jack_is_video = true;
- if (wm8994->jack_is_video)
- report |= SND_JACK_VIDEOOUT;
+ report = SND_JACK_MICROPHONE;
/* Everything else is buttons; just assign slots */
- if (status & 0x4)
+ if (status & 0x1c0)
report |= SND_JACK_BTN_0;
- if (status & 0x8)
- report |= SND_JACK_BTN_1;
- if (status & 0x10)
- report |= SND_JACK_BTN_2;
- if (status & 0x20)
- report |= SND_JACK_BTN_3;
- if (status & 0x80)
- report |= SND_JACK_BTN_4;
- if (status & 0x100)
- report |= SND_JACK_BTN_5;
done:
snd_soc_jack_report(wm8994->micdet[0].jack, report,
- SND_JACK_BTN_0 | SND_JACK_BTN_1 | SND_JACK_BTN_2 |
- SND_JACK_BTN_3 | SND_JACK_BTN_4 | SND_JACK_BTN_5 |
- SND_JACK_MICROPHONE | SND_JACK_VIDEOOUT);
+ SND_JACK_BTN_0 | SND_JACK_MICROPHONE);
}
/**
@@ -3144,13 +3122,19 @@ static int wm8994_codec_probe(struct snd_soc_codec *codec)
wm8994->pdata = dev_get_platdata(codec->dev->parent);
wm8994->codec = codec;
+ if (wm8994->pdata && wm8994->pdata->micdet_irq)
+ wm8994->micdet_irq = wm8994->pdata->micdet_irq;
+ else if (wm8994->pdata && wm8994->pdata->irq_base)
+ wm8994->micdet_irq = wm8994->pdata->irq_base +
+ WM8994_IRQ_MIC1_DET;
+
pm_runtime_enable(codec->dev);
pm_runtime_resume(codec->dev);
/* Read our current status back from the chip - we don't want to
* reset as this may interfere with the GPIO or LDO operation. */
for (i = 0; i < WM8994_CACHE_SIZE; i++) {
- if (!wm8994_readable(i) || wm8994_volatile(i))
+ if (!wm8994_readable(codec, i) || wm8994_volatile(codec, i))
continue;
ret = wm8994_reg_read(codec->control_data, i);
@@ -3192,14 +3176,17 @@ static int wm8994_codec_probe(struct snd_soc_codec *codec)
switch (control->type) {
case WM8994:
- ret = wm8994_request_irq(codec->control_data,
- WM8994_IRQ_MIC1_DET,
- wm8994_mic_irq, "Mic 1 detect",
- wm8994);
- if (ret != 0)
- dev_warn(codec->dev,
- "Failed to request Mic1 detect IRQ: %d\n",
- ret);
+ if (wm8994->micdet_irq) {
+ ret = request_threaded_irq(wm8994->micdet_irq, NULL,
+ wm8994_mic_irq,
+ IRQF_TRIGGER_RISING,
+ "Mic1 detect",
+ wm8994);
+ if (ret != 0)
+ dev_warn(codec->dev,
+ "Failed to request Mic1 detect IRQ: %d\n",
+ ret);
+ }
ret = wm8994_request_irq(codec->control_data,
WM8994_IRQ_MIC1_SHRT,
@@ -3230,15 +3217,17 @@ static int wm8994_codec_probe(struct snd_soc_codec *codec)
break;
case WM8958:
- ret = wm8994_request_irq(codec->control_data,
- WM8994_IRQ_MIC1_DET,
- wm8958_mic_irq, "Mic detect",
- wm8994);
- if (ret != 0)
- dev_warn(codec->dev,
- "Failed to request Mic detect IRQ: %d\n",
- ret);
- break;
+ if (wm8994->micdet_irq) {
+ ret = request_threaded_irq(wm8994->micdet_irq, NULL,
+ wm8958_mic_irq,
+ IRQF_TRIGGER_RISING,
+ "Mic detect",
+ wm8994);
+ if (ret != 0)
+ dev_warn(codec->dev,
+ "Failed to request Mic detect IRQ: %d\n",
+ ret);
+ }
}
/* Remember if AIFnLRCLK is configured as a GPIO. This should be
@@ -3374,7 +3363,8 @@ err_irq:
wm8994_free_irq(codec->control_data, WM8994_IRQ_MIC2_SHRT, wm8994);
wm8994_free_irq(codec->control_data, WM8994_IRQ_MIC2_DET, wm8994);
wm8994_free_irq(codec->control_data, WM8994_IRQ_MIC1_SHRT, wm8994);
- wm8994_free_irq(codec->control_data, WM8994_IRQ_MIC1_DET, wm8994);
+ if (wm8994->micdet_irq)
+ free_irq(wm8994->micdet_irq, wm8994);
err:
kfree(wm8994);
return ret;
@@ -3391,8 +3381,8 @@ static int wm8994_codec_remove(struct snd_soc_codec *codec)
switch (control->type) {
case WM8994:
- wm8994_free_irq(codec->control_data, WM8994_IRQ_MIC2_SHRT,
- wm8994);
+ if (wm8994->micdet_irq)
+ free_irq(wm8994->micdet_irq, wm8994);
wm8994_free_irq(codec->control_data, WM8994_IRQ_MIC2_DET,
wm8994);
wm8994_free_irq(codec->control_data, WM8994_IRQ_MIC1_SHRT,
@@ -3402,8 +3392,8 @@ static int wm8994_codec_remove(struct snd_soc_codec *codec)
break;
case WM8958:
- wm8994_free_irq(codec->control_data, WM8994_IRQ_MIC1_DET,
- wm8994);
+ if (wm8994->micdet_irq)
+ free_irq(wm8994->micdet_irq, wm8994);
break;
}
kfree(wm8994->retune_mobile_texts);
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