ALSA: line6: Skip volume manipulation during silence copying
authorTakashi Iwai <tiwai@suse.de>
Fri, 23 Jan 2015 15:58:30 +0000 (16:58 +0100)
committerTakashi Iwai <tiwai@suse.de>
Wed, 28 Jan 2015 06:21:52 +0000 (07:21 +0100)
A minor optimization; while pausing, the driver just copies the zero
that doesn't need any volume changes.

Tested-by: Chris Rorvick <chris@rorvick.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
sound/usb/line6/playback.c

Simple merge