This driver does not map jack pins to kcontrols that PulseAudio/PipeWire need to handle jack detection events. The WM1811 codec used here seems to support detecting Headphone and Headset Mic connections. Expose each to userspace as a kcontrol and add the necessary widgets.
Signed-off-by: Alper Nebi Yasak alpernebiyasak@gmail.com --- There's a "HP" widget as well, should the jack kcontrol use that? Would SND_JACK_MECHANICAL be useful as a kcontrol as well?
sound/soc/samsung/midas_wm1811.c | 25 ++++++++++++++++++++----- 1 file changed, 20 insertions(+), 5 deletions(-)
diff --git a/sound/soc/samsung/midas_wm1811.c b/sound/soc/samsung/midas_wm1811.c index 6931b9a45b3e..44b32f5cddca 100644 --- a/sound/soc/samsung/midas_wm1811.c +++ b/sound/soc/samsung/midas_wm1811.c @@ -38,6 +38,17 @@ struct midas_priv { struct snd_soc_jack headset_jack; };
+static struct snd_soc_jack_pin headset_jack_pins[] = { + { + .pin = "Headphone", + .mask = SND_JACK_HEADPHONE, + }, + { + .pin = "Headset Mic", + .mask = SND_JACK_MICROPHONE, + }, +}; + static int midas_start_fll1(struct snd_soc_pcm_runtime *rtd, unsigned int rate) { struct snd_soc_card *card = rtd->card; @@ -246,6 +257,7 @@ static const struct snd_kcontrol_new midas_controls[] = { SOC_DAPM_PIN_SWITCH("Main Mic"), SOC_DAPM_PIN_SWITCH("Sub Mic"), SOC_DAPM_PIN_SWITCH("Headset Mic"), + SOC_DAPM_PIN_SWITCH("Headphone"),
SOC_DAPM_PIN_SWITCH("FM In"), }; @@ -261,6 +273,7 @@ static const struct snd_soc_dapm_widget midas_dapm_widgets[] = { SND_SOC_DAPM_LINE("HDMI", NULL), SND_SOC_DAPM_LINE("FM In", midas_fm_set),
+ SND_SOC_DAPM_HP("Headphone", NULL), SND_SOC_DAPM_MIC("Headset Mic", NULL), SND_SOC_DAPM_MIC("Main Mic", midas_mic_bias), SND_SOC_DAPM_MIC("Sub Mic", midas_submic_bias), @@ -305,11 +318,13 @@ static int midas_late_probe(struct snd_soc_card *card) return ret; }
- ret = snd_soc_card_jack_new(card, "Headset", - SND_JACK_HEADSET | SND_JACK_MECHANICAL | - SND_JACK_BTN_0 | SND_JACK_BTN_1 | SND_JACK_BTN_2 | - SND_JACK_BTN_3 | SND_JACK_BTN_4 | SND_JACK_BTN_5, - &priv->headset_jack); + ret = snd_soc_card_jack_new_pins(card, "Headset", + SND_JACK_HEADSET | SND_JACK_MECHANICAL | + SND_JACK_BTN_0 | SND_JACK_BTN_1 | SND_JACK_BTN_2 | + SND_JACK_BTN_3 | SND_JACK_BTN_4 | SND_JACK_BTN_5, + &priv->headset_jack, + headset_jack_pins, + ARRAY_SIZE(headset_jack_pins)); if (ret) return ret;