[ALSA] Move vmaster code to sound core
Move the codes for virtual master controls to sound core part so that
not only hda-intel drivers can use it.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/core/Kconfig b/sound/core/Kconfig
index 829ca38..a8d71c6 100644
--- a/sound/core/Kconfig
+++ b/sound/core/Kconfig
@@ -181,3 +181,7 @@
It is usually not required, but if you have trouble with
sound clicking when system is loaded, it may help to determine
the process or driver which causes the scheduling gaps.
+
+config SND_VMASTER
+ bool
+ depends on SND