[media] zr364xx: introduce v4l2_device

Implement struct v4l2_device: use the core lock and use the v4l2_device
release() callback.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
1 file changed