[media] smiapp: Check for GPIO validity using gpio_is_valid()

Do not use our special value, SMIAPP_NO_XSHUTDOWN.

Signed-off-by: Sakari Ailus <sakari.ailus@iki.fi>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
This commit is contained in:
Sakari Ailus 2014-05-03 21:31:56 -03:00 • committed by Mauro Carvalho Chehab
commit 9945374e6d