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Commit b5895dc8 authored by Matthew Ranostay's avatar Matthew Ranostay Committed by Jaroslav Kysela
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[ALSA] hda: STAC92xx Line In/Mic as output check 



This patch checks to see the Line In/Mic port have the ability
to do output before creating the the control switches.
The 92hd71bxx series of codecs has this issue with the port 0xe,
which only allows input.

Signed-off-by: default avatarMatthew Ranostay <mranostay@embededalley.com>
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
Signed-off-by: default avatarJaroslav Kysela <perex@perex.cz>
parent 628ed133

sound/pci/hda/patch_sigmatel.c

+25 −7
Original line number Diff line number Diff line
@@ -2226,7 +2226,7 @@ static int stac92xx_auto_create_multi_out_ctls(struct hda_codec *codec, 
	int i, err;



	struct sigmatel_spec *spec = codec->spec;

	unsigned int wid_caps;

	unsigned int wid_caps, pincap;





	for (i = 0; i < cfg->line_outs; i++) {
@@ -2262,13 +2262,31 @@ static int stac92xx_auto_create_multi_out_ctls(struct hda_codec *codec, 
		}

	}



	if (spec->line_switch)

		if ((err = stac92xx_add_control(spec, STAC_CTL_WIDGET_IO_SWITCH, "Line In as Output Switch", cfg->input_pins[AUTO_PIN_LINE] << 8)) < 0)

	if (spec->line_switch) {

		nid = cfg->input_pins[AUTO_PIN_LINE];

		pincap = snd_hda_param_read(codec, nid,

						AC_PAR_PIN_CAP);

		if (pincap & AC_PINCAP_OUT) {

			err = stac92xx_add_control(spec,

				STAC_CTL_WIDGET_IO_SWITCH,

				"Line In as Output Switch", nid << 8);

			if (err < 0)

				return err;

		}

	}



	if (spec->mic_switch)

		if ((err = stac92xx_add_control(spec, STAC_CTL_WIDGET_IO_SWITCH, "Mic as Output Switch", (cfg->input_pins[AUTO_PIN_MIC] << 8) | 1)) < 0)

	if (spec->mic_switch) {

		nid = cfg->input_pins[AUTO_PIN_MIC];

		pincap = snd_hda_param_read(codec, nid,

						AC_PAR_PIN_CAP);

		if (pincap & AC_PINCAP_OUT) {

			err = stac92xx_add_control(spec,

				STAC_CTL_WIDGET_IO_SWITCH,

				"Mic as Output Switch", (nid << 8) | 1);

			if (err < 0)

				return err;

		}

	}



	return 0;

}