> > > > > Don't look in /var/log/messages or /var/log/dmesg. Use the dmesg
> > > > > command directly.
> > > > >
> > > > > 1- Clear the kernel log with dmesg -c
> > > > > 2- Insert the module with modprobe uvcvideo trace=15
> > > > > 3- Check the kernel log with dmesg to see if anything is wrong
> > > > > 4- Plug in the webcam
> > > > > 5- Check the kernel log again
> > > > >
> > > > > Laurent Pinchart
> > > >
> > > > Doing 3 after 1 and 2, i get the same that i got before with
> > > > /var/log/dmesg. How do I plug in an integrated camera?
> > >
> > > Hmmm... that might be a bit difficult, right :-)
> > >
> > > > Does it make sense? Perhaps that is the problem. The driver is
> > > > thougth
> >
> > to
> >
> > > > be loaded "before" the camera is plugged in, but that cannot be done
> >
> > in
> >
> > > > an obvious way.
> > >
> > > The driver can be loaded before or after plugging the camera, it just
> > > shouldn't matter. You're having another issue here.
> > >
> > > Could you try with the driver from linux-uvc.berlios.de instead of the
> > > Gentoo package ?
> >
> > Please first try to remove the driver before loading it with trace=15. If
> > the
> > driver is already loaded, modprobe will exit silently without raising the
> > trace level.
> >
> > rmmod uvcvideo
> > dmesg -c
> > modprobe uvcvideo trace=15
> >
> > Post the kernel log (dmesg) after the last command.
>
> I already tried before with modprobe -r uvcvideo. There is no change. Same
> than the message DELL M1210...

Then please try to download the driver source code from linux-uvc.berlios.de 
instead of using the Gentoo package (you will need to checkout the code from 
SVN).

Laurent Pinchart
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