media: v4l: ctrl: Provide unlocked variant of v4l2_ctrl_grab
authorSakari Ailus <sakari.ailus@linux.intel.com>
Thu, 19 Jul 2018 11:11:40 +0000 (07:11 -0400)
committerMauro Carvalho Chehab <mchehab+samsung@kernel.org>
Fri, 5 Oct 2018 13:37:45 +0000 (09:37 -0400)
commit7a9b109d91cfc6089006378efd515cc287bdef67
tree11d0a247921826857b4c2a74449e71d115ae75a4
parent9a8aaa28f54c209bd36ac798d4ed9f3ea925b275
media: v4l: ctrl: Provide unlocked variant of v4l2_ctrl_grab

Sometimes it may be necessary to grab a control while holding the control
handler's lock. Provide an unlocked variant of v4l2_ctrl_grab for the
purpose --- it's called __v4l2_ctrl_grab.

Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
drivers/media/v4l2-core/v4l2-ctrls.c
include/media/v4l2-ctrls.h