Messages in this thread | | | Date | Mon, 16 Jun 2003 14:12:45 +0200 (MEST) | From | Geert Uytterhoeven <> | Subject | Re: FRAMEBUFFER policy |
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On Mon, 16 Jun 2003, Ian Molton wrote: > What is the policy as regards linux framebuffer drivers when presented > with a mode they cannot handle. > > eg, suppose a driver can only handle even numbers of pixels and a > request is made for a mode with 639 pixels - should it allocate a 640 > pixel wide mode? > > or should it extend the height of a mode to allow hardware scrolling in > multiples of the font height?
If you pass a mode that cannot be handled, the driver must try to round up some values to make it work. If that's not possible, an error is returned.
Gr{oetje,eeting}s,
Geert
-- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org
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
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