Fn keys not working in 2.6.5

[Dave Cox <davec@dircon.co.uk>]

Recently compiled my own kernel 2.6.5 and the Function key on my eNote
mobilePc which allows me to toggle the external VGA out and the TFT
monitor no longer works.  It works fine on all the old 2.4 kernels I
had.

Any ideas?

Running Debian testing.