media: staging: rkisp1: cap: serialize start/stop stream
authorHelen Koike <helen.koike@collabora.com>
Mon, 16 Mar 2020 21:00:44 +0000 (22:00 +0100)
committerMauro Carvalho Chehab <mchehab+huawei@kernel.org>
Tue, 21 Apr 2020 15:01:49 +0000 (17:01 +0200)
commite4b0326c4d706fa9cb844878595b55c82f8a4701
tree8d9b9f1720c81f2ca1041f0b6b540746afba4fe9
parent60e915354c27035717d95af4465cfa1b42b9240a
media: staging: rkisp1: cap: serialize start/stop stream

In order to support simultaneous streaming from both capture devices,
start/stop vb2 calls need to be serialized to allow multiple concurrent
calls.

Signed-off-by: Helen Koike <helen.koike@collabora.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
drivers/staging/media/rkisp1/rkisp1-capture.c
drivers/staging/media/rkisp1/rkisp1-common.h
drivers/staging/media/rkisp1/rkisp1-dev.c