[ALSA] ca0106 - Add master volume controls

Added master volume and switch controls for ca0106 using vmaster.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/pci/Kconfig b/sound/pci/Kconfig
index 48296d9..b05435c 100644
--- a/sound/pci/Kconfig
+++ b/sound/pci/Kconfig
@@ -162,6 +162,7 @@
 	depends on SND
 	select SND_AC97_CODEC
 	select SND_RAWMIDI
+	select SND_VMASTER
 	help
 	  Say Y here to include support for the Sound Blaster Audigy LS
 	  and Live 24bit.