[Linux-fbdev-devel] Re: mode change policy

[Geert U. <ge...@li...>]

On Fri, 15 Jun 2001, James Simmons wrote:
> > > > If you can't change modes, the rule is still to round up, if possible. So if
> > > > you try a mode where all parameters <= the only one supported mode, then you
> > > > should return the only one supported mode. Else you should return -EINVAL.
> > > 
> > > All the parameters? This makes for a meaty checking function. 
> > 
> > Yes, I've been thinking about providing a `staticfb' core for drivers that
> > support one video mode only. Vesafb and offb (and a few of the PA-RISC drivers
> > IIRC) can be build on top of that, with minimal additional code.
> 
> Guess what. I already have something like this in the console CVS. sfb.c
> (Simple frame buffer device). It needs some work tho. Also I pretty much
> have made every function in fb_ops a option.

OK, so vesafb and offb just don't fill in a set_var function, right?

Gr{oetje,eeting}s,

						Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- ge...@li...

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
							    -- Linus Torvalds