shaun@guppy:~$ xawtv -device /dev/video0
This is xawtv-3.94, running on Linux/i686 (2.6.15-26-686)
X Error of failed request:  XF86DGANoDirectVideoMode
  Major opcode of failed request:  136 (XFree86-DGA)
  Minor opcode of failed request:  1 (XF86DGAGetVideoLL)
  Serial number of failed request:  65
  Current serial number in output stream:  65