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video_register_device
Langue: en
Version: June 2009 (debian - 07/07/09)
Section: 9 (Appels noyau Linux)
NAME
video_register_device - register video4linux devicesSYNOPSIS
- int video_register_device(struct video_device * vfd, int type, int nr);
ARGUMENTS
vfd
- video device structure we want to register
type
- type of device to register
nr
- which device number (0 == /dev/video0, 1 == /dev/video1, ... -1 == first free)
DESCRIPTION
The registration code assigns minor numbers based on the type requested. -ENFILE is returned in all the device slots for this category are full. If not then the minor field is set and the driver initialize function is called (if non NULL).
Zero is returned on success.
Valid types are
VFL_TYPE_GRABBER - A frame grabber
VFL_TYPE_VTX - A teletext device
VFL_TYPE_VBI - Vertical blank data (undecoded)
VFL_TYPE_RADIO - A radio card
AUTHOR
Alan Cox <alan@redhat.com>
- Author.
COPYRIGHT
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