Commit Graph

6 Commits

Author SHA1 Message Date
John Sheu
f1a0569be6 [media] v4l2-mem2mem: use CAPTURE queue lock
In v4l2_m2m_try_schedule(), use the CAPTURE queue lock when accessing
the CAPTURE queue, instead of relying on just holding the OUTPUT queue
lock.

Signed-off-by: John Sheu <sheu@google.com>
Acked-by: Pawel Osciak <pawel@osciak.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2013-03-18 20:47:36 -03:00
Guennadi Liakhovetski
b1252eb83f [media] media: mem2mem: make reference to struct m2m_ops in the core const
The mem2mem core doesn't change struct m2m_ops, provided by the driver,
make references to it const.

Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2012-12-19 13:35:18 -02:00
Tomasz Stanislawski
83ae7c5a1b [media] v4l: vb2: add buffer exporting via dmabuf
This patch adds extension to videobuf2-core. It allow to export an mmap buffer
as a DMABUF file descriptor.

Signed-off-by: Tomasz Stanislawski <t.stanislaws@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Tested-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2012-11-25 17:21:00 -02:00
Nicolas THERY
3fac4eb374 [media] mem2mem: replace BUG_ON with WARN_ON
See following thread for rationale:
	http://www.spinics.net/lists/linux-media/msg52462.html
Tested by compilation only.

Signed-off-by: Nicolas Thery <nicolas.thery@st.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2012-10-28 18:45:03 -02:00
Sascha Hauer
c392e9e13e [media] media v4l2-mem2mem: Use list_first_entry
Use list_first_entry instead of list_entry which makes the intention
of the code more clear.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Acked-by: Marek Szyprowski <m.szyprowski@samsung.com>
Acked-by: Pawel Osciak <pawel@osciak.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2012-09-18 12:14:05 -03:00
Mauro Carvalho Chehab
5bc3cb743b [media] v4l: move v4l2 core into a separate directory
Currently, the v4l2 core is mixed together with other non-core drivers.
Move them into a separate directory.

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2012-08-13 23:02:38 -03:00