Bug#720329: xserver-xorg-video-radeon: Screen keeping black at start but for the cursor

Michel Dänzer daenzer at debian.org
Fri Aug 30 07:37:43 PDT 2013

On Fre, 2013-08-30 at 12:44 +0200, Julien Cristau wrote:
> On Tue, Aug 20, 2013 at 16:34:44 +0200, Michel Dänzer wrote:
> > Upstream xf86-video-ati 7.x only works with KMS anymore. You'll need to
> > enable it with something like
> > 
> >  radeon.modeset=1 video=radeonfb:off
> > 
> > on the kernel command line if you want to use a current version of the
> > driver.
> > 
> Shouldn't the driver bail in the probe callback though if kms is not
> enabled?  That would allow the server to use a fallback driver like
> fbdev.

The driver does that AFAICT from looking at radeon_probe.c. Not sure why
the fallback isn't working properly, I guess we'd have to see at least
the Xorg.0.log file corresponding to that case.

Earthling Michel Dänzer           |                   http://www.amd.com
Libre software enthusiast         |          Debian, X and DRI developer

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