This is a update of the bttv driver.  Changes:

* some card-specific fixes + new cards.

* separate buffer switching for video frames and vbi data, that should make
  bttv less sensitive to high irq latencies.
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>