Hi Louis-David,

On Thursday 05 June 2008, Louis-David Mitterrand wrote:
> On Thu, Jun 05, 2008 at 11:36:20AM +0200, Louis-David Mitterrand wrote:
> > Hi,
> >
> > Using kernel 2.6.25.4 and uvcvideo's latest SVN (r212), I get this error
> > after a few minutes of running motion:
> >
> > uvcvideo: Failed to resubmit video URB (-45)
> >
> > After that message the video transmission hangs.
>
> Sorry I forgot to add the camera model:
>
>       Jun  5 11:36:34 caere motion: [1] cap.card: "Philips SPC 1300NC Webcam"
>       Jun  5 11:36:34 caere motion: [1] cap.bus_info: "0000:05:08.2"
>       Jun  5 11:36:34 caere motion: [1] cap.capabilities=0x04000001
>       Jun  5 11:36:34 caere motion: [1] - VIDEO_CAPTURE
>       Jun  5 11:36:34 caere motion: [1] - STREAMING
>       Jun  5 11:36:34 caere motion: [1] Supported palettes:
>       Jun  5 11:36:34 caere motion: [1] 0: YUYV (YUV 4:2:2 (YUYV))
>       Jun  5 11:36:34 caere motion: [1] 1: MJPG (MJPEG)
>       Jun  5 11:36:34 caere motion: [1] Test palette YUYV (640x480)
>       Jun  5 11:36:34 caere motion: [1] Using palette YUYV (640x480)
> bytesperlines 128
>
> And the USB controller is an add-in PCI card (old PC with no on-board
> USB2):
>
> 05:08.2 USB Controller: NEC Corporation USB 2.0 (rev 02)

Could you please try to upgrade your kernel to 2.6.26-rc5 ? A bug in the EHCI 
isochronous scheduling code has been fixed there, and I'd like to know if it 
solves your issue.

Best regards,

Laurent Pinchart
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