media: staging: bcm2835-camera: Provide lock for vb2_queue
authorEzequiel Garcia <ezequiel@collabora.com>
Fri, 15 Jun 2018 19:07:27 +0000 (15:07 -0400)
committerMauro Carvalho Chehab <mchehab+samsung@kernel.org>
Wed, 4 Jul 2018 12:00:53 +0000 (08:00 -0400)
commite5e4c9c962742b7f8dc8efc3b67f03add20fe467
treebe413a4c5876a90721a591b25b98696aa9a1c0f6
parentb53e19e16153ff8a0a560151ed27c3bc8d846de2
media: staging: bcm2835-camera: Provide lock for vb2_queue

Use the device mutex to protect the vb2_queue.
This allows to replace the ad-hoc wait_{prepare, finish}
with vb2_ops_wait_{prepare, finish}.

Signed-off-by: Ezequiel Garcia <ezequiel@collabora.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
drivers/staging/vc04_services/bcm2835-camera/bcm2835-camera.c