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Commit fefd67f3 authored by Takashi Iwai's avatar Takashi Iwai
Browse files

ALSA: hda - Add line-out jack detection on IDT/STAC codecs 



Add the automatic mute of speakers via line-out jack plugging on
STAC/IDT codecs.  The feature is enabled when the HP detect is present.

Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent bf677bd8

sound/pci/hda/patch_sigmatel.c

+56 −14
Original line number Diff line number Diff line
@@ -40,6 +40,7 @@ enum { 
	STAC_INSERT_EVENT,

	STAC_PWR_EVENT,

	STAC_HP_EVENT,

	STAC_LO_EVENT,

	STAC_MIC_EVENT,

};
@@ -4345,6 +4346,14 @@ static int stac92xx_init(struct hda_codec *codec) 
			hda_nid_t nid = cfg->hp_pins[i];

			enable_pin_detect(codec, nid, STAC_HP_EVENT);

		}

		if (cfg->line_out_type == AUTO_PIN_LINE_OUT) {

			/* enable pin-detect for line-outs as well */

			for (i = 0; i < cfg->hp_outs; i++) {

				hda_nid_t nid = cfg->hp_pins[i];

				enable_pin_detect(codec, nid, STAC_LO_EVENT);

			}

		}



		/* force to enable the first line-out; the others are set up

		 * in unsol_event

		 */
@@ -4543,6 +4552,48 @@ static int get_pin_presence(struct hda_codec *codec, hda_nid_t nid) 
	return 0;

}



static void stac92xx_line_out_detect(struct hda_codec *codec,

				     int presence)

{

	struct sigmatel_spec *spec = codec->spec;

	struct auto_pin_cfg *cfg = &spec->autocfg;

	int i;



	for (i = 0; i < cfg->line_outs; i++) {

		if (presence)

			break;

		presence = get_pin_presence(codec, cfg->line_out_pins[i]);

		if (presence) {

			unsigned int pinctl;

			pinctl = snd_hda_codec_read(codec,

						    cfg->line_out_pins[i], 0,

					    AC_VERB_GET_PIN_WIDGET_CONTROL, 0);

			if (pinctl & AC_PINCTL_IN_EN)

				presence = 0; /* mic- or line-input */

		}

	}



	if (presence) {

		/* disable speakers */

		for (i = 0; i < cfg->speaker_outs; i++)

			stac92xx_reset_pinctl(codec, cfg->speaker_pins[i],

						AC_PINCTL_OUT_EN);

		if (spec->eapd_mask && spec->eapd_switch)

			stac_gpio_set(codec, spec->gpio_mask,

				spec->gpio_dir, spec->gpio_data &

				~spec->eapd_mask);

	} else {

		/* enable speakers */

		for (i = 0; i < cfg->speaker_outs; i++)

			stac92xx_set_pinctl(codec, cfg->speaker_pins[i],

						AC_PINCTL_OUT_EN);

		if (spec->eapd_mask && spec->eapd_switch)

			stac_gpio_set(codec, spec->gpio_mask,

				spec->gpio_dir, spec->gpio_data |

				spec->eapd_mask);

	}

} 



/* return non-zero if the hp-pin of the given array index isn't

 * a jack-detection target

 */
@@ -4595,13 +4646,6 @@ static void stac92xx_hp_detect(struct hda_codec *codec) 
		for (i = 0; i < cfg->line_outs; i++)

			stac92xx_reset_pinctl(codec, cfg->line_out_pins[i],

						AC_PINCTL_OUT_EN);

		for (i = 0; i < cfg->speaker_outs; i++)

			stac92xx_reset_pinctl(codec, cfg->speaker_pins[i],

						AC_PINCTL_OUT_EN);

		if (spec->eapd_mask && spec->eapd_switch)

			stac_gpio_set(codec, spec->gpio_mask,

				spec->gpio_dir, spec->gpio_data &

				~spec->eapd_mask);

	} else {

		/* enable lineouts */

		if (spec->hp_switch)
@@ -4610,14 +4654,8 @@ static void stac92xx_hp_detect(struct hda_codec *codec) 
		for (i = 0; i < cfg->line_outs; i++)

			stac92xx_set_pinctl(codec, cfg->line_out_pins[i],

						AC_PINCTL_OUT_EN);

		for (i = 0; i < cfg->speaker_outs; i++)

			stac92xx_set_pinctl(codec, cfg->speaker_pins[i],

						AC_PINCTL_OUT_EN);

		if (spec->eapd_mask && spec->eapd_switch)

			stac_gpio_set(codec, spec->gpio_mask,

				spec->gpio_dir, spec->gpio_data |

				spec->eapd_mask);

	}

	stac92xx_line_out_detect(codec, presence);

	/* toggle hp outs */

	for (i = 0; i < cfg->hp_outs; i++) {

		unsigned int val = AC_PINCTL_OUT_EN | AC_PINCTL_HP_EN;
@@ -4744,6 +4782,9 @@ static void stac92xx_unsol_event(struct hda_codec *codec, unsigned int res) 
	case STAC_HP_EVENT:

		stac92xx_hp_detect(codec);

		break;

	case STAC_LO_EVENT:

		stac92xx_line_out_detect(codec, 0);

		break;

	case STAC_MIC_EVENT:

		stac92xx_mic_detect(codec);

		break;
@@ -4751,6 +4792,7 @@ static void stac92xx_unsol_event(struct hda_codec *codec, unsigned int res) 


	switch (event->type) {

	case STAC_HP_EVENT:

	case STAC_LO_EVENT:

	case STAC_MIC_EVENT:

	case STAC_INSERT_EVENT:

	case STAC_PWR_EVENT: