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| author | Guennadi Liakhovetski <g.liakhovetski@gmx.de> | 2011-09-13 08:07:55 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2011-11-03 18:29:01 -0200 |
| commit | 3e0ec41c5c5ee14e27f65e28d4a616de34f59a97 (patch) | |
| tree | 95d4302f6a26b1494926146dedd1bb25b7834167 /include | |
| parent | 2fbdc9bd42c993a6b179a4ddb972b551644aad6e (diff) | |
| download | linux-3e0ec41c5c5ee14e27f65e28d4a616de34f59a97.tar.bz2 | |
[media] V4L: dynamically allocate video_device nodes in subdevices
Currently only very few drivers actually use video_device nodes, embedded
in struct v4l2_subdev. Allocate these nodes dynamically for those drivers
to save memory for the rest.
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Tested-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/media/v4l2-subdev.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/include/media/v4l2-subdev.h b/include/media/v4l2-subdev.h index 257da1a30f66..5dd049a7437d 100644 --- a/include/media/v4l2-subdev.h +++ b/include/media/v4l2-subdev.h @@ -534,13 +534,13 @@ struct v4l2_subdev { void *dev_priv; void *host_priv; /* subdev device node */ - struct video_device devnode; + struct video_device *devnode; }; #define media_entity_to_v4l2_subdev(ent) \ container_of(ent, struct v4l2_subdev, entity) #define vdev_to_v4l2_subdev(vdev) \ - container_of(vdev, struct v4l2_subdev, devnode) + video_get_drvdata(vdev) /* * Used for storing subdev information per file handle |