Commit d9d3d176 authored by Mauro Carvalho Chehab's avatar Mauro Carvalho Chehab

[media] doc-rst: document v4l2-dev.h

Add documentation for v4l2-dev.h, and put it at v4l2-framework.rst,
where struct video_device is currently documented.
Signed-off-by: default avatarMauro Carvalho Chehab <>
parent 041d8211
......@@ -699,3 +699,8 @@ methods.
It is expected that once the CCF becomes available on all relevant
architectures this API will be removed.
video_device kAPI
.. kernel-doc:: include/media/v4l2-dev.h
......@@ -812,40 +812,6 @@ static int video_register_media_controller(struct video_device *vdev, int type)
return 0;
* __video_register_device - register video4linux devices
* @vdev: video device structure we want to register
* @type: type of device to register
* @nr: which device node number (0 == /dev/video0, 1 == /dev/video1, ...
* -1 == first free)
* @warn_if_nr_in_use: warn if the desired device node number
* was already in use and another number was chosen instead.
* @owner: module that owns the video device node
* The registration code assigns minor numbers and device node numbers
* based on the requested type and registers the new device node with
* the kernel.
* This function assumes that struct video_device was zeroed when it
* was allocated and does not contain any stale date.
* An error is returned if no free minor or device node number could be
* found, or if the registration of the device node failed.
* Zero is returned on success.
* Valid types are
* %VFL_TYPE_GRABBER - A frame grabber
* %VFL_TYPE_VBI - Vertical blank data (undecoded)
* %VFL_TYPE_RADIO - A radio card
* %VFL_TYPE_SUBDEV - A subdevice
* %VFL_TYPE_SDR - Software Defined Radio
int __video_register_device(struct video_device *vdev, int type, int nr,
int warn_if_nr_in_use, struct module *owner)
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