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ALSA: VIA HDA: Mute/unmute mixer conncted to Headphone for VT1718S. 

When switch HP independent mode, mute/unmute connctions of mixer  which is
connected to headphone for VT1718S.

Signed-off-by: Lydia Wang <lydiawang@viatech.com.cn>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Lydia Wang 2011-06-20 14:16:33 +08:00 committed by Takashi Iwai
parent 42467b32ce
commit ba31a60d0f
1 changed files with 12 additions and 1 deletions
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13
sound/pci/hda/patch_via.c
View File

@ -745,12 +745,23 @@ static int via_independent_hp_put(struct snd_kcontrol *kcontrol,
struct via_spec *spec = codec->spec;
hda_nid_t nid = kcontrol->private_value;
unsigned int pinsel = ucontrol->value.enumerated.item[0];
unsigned int parm0, parm1;
/* Get Independent Mode index of headphone pin widget */
spec->hp_independent_mode = spec->hp_independent_mode_index == pinsel
? 1 : 0;
if (spec->codec_type == VT1718S)
if (spec->codec_type == VT1718S) {
snd_hda_codec_write(codec, nid, 0,
AC_VERB_SET_CONNECT_SEL, pinsel ? 2 : 0);
/* Set correct mute switch for MW3 */
parm0 = spec->hp_independent_mode ?
AMP_IN_UNMUTE(0) : AMP_IN_MUTE(0);
parm1 = spec->hp_independent_mode ?
AMP_IN_MUTE(1) : AMP_IN_UNMUTE(1);
snd_hda_codec_write(codec, 0x1b, 0,
AC_VERB_SET_AMP_GAIN_MUTE, parm0);
snd_hda_codec_write(codec, 0x1b, 0,
AC_VERB_SET_AMP_GAIN_MUTE, parm1);
}
else
snd_hda_codec_write(codec, nid, 0,
AC_VERB_SET_CONNECT_SEL, pinsel);