[media] staging: sir: use usleep_range() rather than busy looping

usleep_range() is perfect for this.

Signed-off-by: Sean Young <sean@mess.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
This commit is contained in:
Sean Young 2017-03-07 17:01:48 -03:00 • committed by Mauro Carvalho Chehab
commit 19bc4e05fa