There's a patch:
http://svn.berlios.de/wsvn/linux-uvc/patches/tvtime/tvtime-1.0.2-videoinput.patch?op=file&rev=0&sc=0
by Laurent Pinchart <laurent.pinchart@skynet.be>
that's needed for having tvtime working with:
http://linux-uvc.berlios.de/
Could you review that patch and apply it?
(Let us know about if you are going to apply it)