Bug#495267: Upstream commit which causes this
On Sun, 2008-08-31 at 11:08 +0200, Florian Weimer wrote:
> * Jed Davis:
> >> I guess you'll have to specify a mode as well since just --crtc seems
> >> to disable the output. Try:
> >> xrandr --output DVI-0 --off
> >> xrandr --output DVI-0 --crtc 1 --mode 1024x768
> > That does the trick (as does adding the --crtc 1 to the line in my
> > .xinitrc that configures that monitor, since that already specified the
> > --mode). Thank you!
> Okay, so there is a workaround. Thanks. Do you still need more
> information to actually fix this regression?
There's a problem in xrandr, not in the driver.
Earthling Michel Dänzer | http://tungstengraphics.com
Libre software enthusiast | Debian, X and DRI developer