From: lydiawang <lydiawang@viatech.com.cn>
To: alsa-devel@alsa-project.org
Cc: tiwai@suse.de, haraldwelte@viatech.com, lydiawang@viatech.com.cn
Subject: [PATCH 2/3] ALSA: VIA HDA: Mute/unmute mixer conncted to Headphone for VT1718S.
Date: Mon, 20 Jun 2011 14:16:33 +0800 [thread overview]
Message-ID: <4DFEE5C1.2040703@viatech.com.cn> (raw)
From: Lydia Wang <lydiawang@viatech.com.cn>
Subject: 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>
Index: sound-2.6/sound/pci/hda/patch_via.c
===================================================================
--- sound-2.6.orig/sound/pci/hda/patch_via.c 2011-06-20 13:41:04.000000000 +0800
+++ sound-2.6/sound/pci/hda/patch_via.c 2011-06-20 13:48:07.000000000 +0800
@@ -745,12 +745,23 @@
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);
reply other threads:[~2011-06-20 6:16 UTC|newest]
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