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[media] uvc gadget: set device_caps in querycap 

The V4L2 core will warn if this is not done. Unfortunately this driver
wasn't updated.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
This commit is contained in:
Hans Verkuil 2015-02-17 05:44:08 -03:00 committed by Mauro Carvalho Chehab
parent 9945eb9fad
commit 06e5cc3d0d
1 changed files with 2 additions and 1 deletions
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3
drivers/usb/gadget/function/uvc_v4l2.c
View File

@ -75,7 +75,8 @@ uvc_v4l2_querycap(struct file *file, void *fh, struct v4l2_capability *cap)
strlcpy(cap->bus_info, dev_name(&cdev->gadget->dev),
sizeof(cap->bus_info));
cap->capabilities = V4L2_CAP_VIDEO_OUTPUT | V4L2_CAP_STREAMING;
cap->device_caps = V4L2_CAP_VIDEO_OUTPUT | V4L2_CAP_STREAMING;
cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS;
return 0;
}