* [PATCH 3/3] ALSA: VIA HDA: Create a master amplifier control for VT1718S.
@ 2011-06-20 6:17 lydiawang
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From: lydiawang @ 2011-06-20 6:17 UTC (permalink / raw)
To: alsa-devel; +Cc: tiwai, haraldwelte, lydiawang
From: Lydia Wang <lydiawang@viatech.com.cn>
Subject: ALSA: VIA HDA: Create a master amplifier control for VT1718S.
Create a master volume and mute control of playback 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 13:49:00.000000000 +0800
+++ sound-2.6/sound/pci/hda/patch_via.c 2011-06-20 14:01:15.000000000 +0800
@@ -4465,6 +4465,19 @@
if (err < 0)
return err;
} else if (i == AUTO_SEQ_FRONT) {
+ /* add control to mixer index 0 */
+ err = via_add_control(spec, VIA_CTL_WIDGET_VOL,
+ "Master Front Playback Volume",
+ HDA_COMPOSE_AMP_VAL(0x21, 3, 5,
+ HDA_INPUT));
+ if (err < 0)
+ return err;
+ err = via_add_control(spec, VIA_CTL_WIDGET_MUTE,
+ "Master Front Playback Switch",
+ HDA_COMPOSE_AMP_VAL(0x21, 3, 5,
+ HDA_INPUT));
+ if (err < 0)
+ return err;
/* Front */
sprintf(name, "%s Playback Volume", chname[i]);
err = via_add_control(
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2011-06-20 6:17 [PATCH 3/3] ALSA: VIA HDA: Create a master amplifier control for VT1718S lydiawang
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