[Bug 10205] Radeon driver's own mode validation code does not work properly

bugzilla-daemon at freedesktop.org bugzilla-daemon at freedesktop.org
Sun Nov 18 00:45:24 PST 2007


http://bugs.freedesktop.org/show_bug.cgi?id=10205





------- Comment #4 from agd5f at yahoo.com  2007-11-18 00:52 PST -------
(In reply to comment #3)
> I can certainly confirm that xorg-x11-drv-ati-6.7.195-3.fc8 utterly
> ignores any attempt I make to manually specify a mode line. I was
> able (by hook or by crook) to do it in Fedora 7 with older driver
> (after navigating maze of twisty xorg.conf options, all different),
> but it seems utterly impossible with latest driver in fedora 8.
> (Which is unfortunate since the EDID specified one doesn't actually
> work correctly with my card and monitor combo, but a manually
> hacked one at slightly less than 60HZ works perfectly).
> 

you can add them at run time using xrandr:
xrandr --newmode <modeline>
xrandr --addmode DVI-0 <newmode>
see xrandr --help for more.

you can also add it to the config file as per these instructions:
http://www.intellinuxgraphics.com/dualhead.html


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