diff options
| -rw-r--r-- | include/linux/mfd/wm8994/pdata.h | 3 | ||||
| -rw-r--r-- | sound/soc/codecs/wm8994.c | 42 | ||||
| -rw-r--r-- | sound/soc/codecs/wm8994.h | 1 |
3 files changed, 38 insertions, 8 deletions
diff --git a/include/linux/mfd/wm8994/pdata.h b/include/linux/mfd/wm8994/pdata.h index ea32f306dca6..195ade95af38 100644 --- a/include/linux/mfd/wm8994/pdata.h +++ b/include/linux/mfd/wm8994/pdata.h @@ -168,6 +168,9 @@ struct wm8994_pdata { /* WM8958 microphone bias configuration */ int micbias[2]; + /* WM8958 microphone detection ranges */ + u16 micd_lvl_sel; + /* Disable the internal pull downs on the LDOs if they are * always driven (eg, connected to an always on supply or * GPIO that always drives an output. If they float power diff --git a/sound/soc/codecs/wm8994.c b/sound/soc/codecs/wm8994.c index 45bfa09f2e45..3e52d40866d2 100644 --- a/sound/soc/codecs/wm8994.c +++ b/sound/soc/codecs/wm8994.c @@ -3043,6 +3043,7 @@ static void wm8958_default_micdet(u16 status, void *data) { struct snd_soc_codec *codec = data; struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec); + int report; dev_dbg(codec->dev, "MICDET %x\n", status); @@ -3055,7 +3056,7 @@ static void wm8958_default_micdet(u16 status, void *data) wm8958_micd_set_rate(codec); snd_soc_jack_report(wm8994->micdet[0].jack, 0, - SND_JACK_BTN_0 | SND_JACK_HEADSET); + wm8994->btn_mask | SND_JACK_HEADSET); return; } @@ -3088,12 +3089,27 @@ static void wm8958_default_micdet(u16 status, void *data) /* Report short circuit as a button */ if (wm8994->jack_mic) { + report = 0; if (status & 0x4) - snd_soc_jack_report(wm8994->micdet[0].jack, - SND_JACK_BTN_0, SND_JACK_BTN_0); - else - snd_soc_jack_report(wm8994->micdet[0].jack, - 0, SND_JACK_BTN_0); + 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 & 0x40) + report |= SND_JACK_BTN_4; + + if (status & 0x80) + report |= SND_JACK_BTN_5; + + snd_soc_jack_report(wm8994->micdet[0].jack, report, + wm8994->btn_mask); } } @@ -3118,6 +3134,7 @@ int wm8958_mic_detect(struct snd_soc_codec *codec, struct snd_soc_jack *jack, { struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec); struct wm8994 *control = wm8994->wm8994; + u16 micd_lvl_sel; switch (control->type) { case WM1811: @@ -3145,9 +3162,18 @@ int wm8958_mic_detect(struct snd_soc_codec *codec, struct snd_soc_jack *jack, wm8958_micd_set_rate(codec); - /* Detect microphones and short circuits */ + /* Detect microphones and short circuits by default */ + if (wm8994->pdata->micd_lvl_sel) + micd_lvl_sel = wm8994->pdata->micd_lvl_sel; + else + micd_lvl_sel = 0x41; + + wm8994->btn_mask = 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_soc_update_bits(codec, WM8958_MIC_DETECT_2, - WM8958_MICD_LVL_SEL_MASK, 0x41); + WM8958_MICD_LVL_SEL_MASK, micd_lvl_sel); snd_soc_update_bits(codec, WM8958_MIC_DETECT_1, WM8958_MICD_ENA, WM8958_MICD_ENA); diff --git a/sound/soc/codecs/wm8994.h b/sound/soc/codecs/wm8994.h index c3e71d72eb6a..77e3d8c9eeb8 100644 --- a/sound/soc/codecs/wm8994.h +++ b/sound/soc/codecs/wm8994.h @@ -129,6 +129,7 @@ struct wm8994_priv { struct wm8994_micdet micdet[2]; bool detecting; bool jack_mic; + int btn_mask; wm8958_micdet_cb jack_cb; void *jack_cb_data; |