[ALSA] Test volume resolution of usb audio at initialization
authorTakashi Iwai <tiwai@suse.de>
Tue, 28 Mar 2006 15:58:28 +0000 (17:58 +0200)
committerJaroslav Kysela <perex@suse.cz>
Fri, 31 Mar 2006 15:59:00 +0000 (17:59 +0200)
Test the volume of usb audio whether actually it works and adjusts
the resolution value according to it.

Some USB audio devices report a lower resolution than it reacts.
The only possible check is to write and read a volume value.

Signed-off-by: Takashi Iwai <tiwai@suse.de>

No differences found