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Commit ab86e9e0 authored by Javier Martin's avatar Javier Martin Committed by Mauro Carvalho Chehab
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[media] uvcvideo: Allow userptr IO mode 



Userptr can be very useful if a UVC camera is requested to use video
buffers allocated by another processing device. So that buffers don't
need to be copied.

Signed-off-by: default avatarJavier Martin <javier.martin@vista-silicon.com>
Acked-by: default avatarLaurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
parent 1a5e4c86

drivers/media/video/uvc/uvc_queue.c

+1 −1
Original line number Diff line number Diff line
@@ -126,7 +126,7 @@ void uvc_queue_init(struct uvc_video_queue *queue, enum v4l2_buf_type type, 
		    int drop_corrupted)

{

	queue->queue.type = type;

	queue->queue.io_modes = VB2_MMAP;

	queue->queue.io_modes = VB2_MMAP | VB2_USERPTR;

	queue->queue.drv_priv = queue;

	queue->queue.buf_struct_size = sizeof(struct uvc_buffer);

	queue->queue.ops = &uvc_queue_qops;