compiling radeonfb as a module works just fine for me in 2.6... I don't see why you need a patch...
> linux-fbdev folk, what is your take on this, would it be possible to > somehow get a way to have earlier debug messages, or to bring the > loading of fbdev modules to an earlier point ? If you want it for early boot text messages, don't bother with modules. You can't unload fbcon, so you're not gonna be able to unload the fb driver either. -dte