ALSA: isight: wrap up register accesses

Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
[cl: removed superfluous variable]
Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
1 file changed