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Commit e87885fe authored by Lydia Wang's avatar Lydia Wang Committed by Takashi Iwai
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ALSA: hda - VIA: Fix side channel mute invalid issue 



Modify side_mute_channel() and update_side_mute_status() functions
to fix invalid side channel mute issue of VT2002P, VT1812 and VT1802
codecs.

Signed-off-by: default avatarLydia Wang <lydiawang@viatech.com.cn>
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent 11890956

sound/pci/hda/patch_via.c

+17 −5
Original line number Diff line number Diff line
@@ -708,6 +708,9 @@ static hda_nid_t side_mute_channel(struct via_spec *spec) 
	case VT1709_10CH:	return 0x29;

	case VT1708B_8CH:	/* fall thru */

	case VT1708S:		return 0x27;

	case VT2002P:		return 0x19;

	case VT1802:		return 0x15;

	case VT1812:		return 0x15;

	default:		return 0;

	}

}
@@ -716,13 +719,22 @@ static int update_side_mute_status(struct hda_codec *codec) 
{

	/* mute side channel */

	struct via_spec *spec = codec->spec;

	unsigned int parm = spec->hp_independent_mode

		? AMP_OUT_MUTE : AMP_OUT_UNMUTE;

	unsigned int parm;

	hda_nid_t sw3 = side_mute_channel(spec);



	if (sw3)

		snd_hda_codec_write(codec, sw3, 0, AC_VERB_SET_AMP_GAIN_MUTE,

				    parm);

	if (sw3) {

		if (VT2002P_COMPATIBLE(spec))

			parm = spec->hp_independent_mode ?

			       AMP_IN_MUTE(1) : AMP_IN_UNMUTE(1);

		else

			parm = spec->hp_independent_mode ?

			       AMP_OUT_MUTE : AMP_OUT_UNMUTE;

		snd_hda_codec_write(codec, sw3, 0,

				    AC_VERB_SET_AMP_GAIN_MUTE, parm);

		if (spec->codec_type == VT1812)

			snd_hda_codec_write(codec, 0x1d, 0,

					    AC_VERB_SET_AMP_GAIN_MUTE, parm);

	}

	return 0;

}