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ALSA: hda - VIA: Fix side channel mute invalid issue

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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: Lydia Wang <lydiawang@viatech.com.cn>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Lydia Wang 2011-03-24 12:39:05 +08:00 committed by Takashi Iwai
parent 11890956e9
commit e87885fea5
1 changed files with 17 additions and 5 deletions
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22
sound/pci/hda/patch_via.c
View file

@ -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;
}