ALSA: VIA HDA: Mute/unmute mixer conncted to Headphone for VT1718S.
Lydia Wang [Mon, 20 Jun 2011 06:16:33 +0000 (14:16 +0800)]
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>

sound/pci/hda/patch_via.c

index abee9ac..f1a80cd 100644 (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);