Output order on Radeon X1950 [patch]

Michel Dänzer michel at tungstengraphics.com
Tue Oct 21 23:57:56 PDT 2008

On Tue, 2008-10-21 at 19:43 +0200, Jörg Walter wrote:
> On Tuesday, 21. October 2008, you wrote:
> > The order is arbitrary and changing it would break existing setups.
> > Also, the radeon driver has had randr 1.2 support for much longer than
> > radeonhd or fglrx.
> Still, all other drivers, including Windows, agree on "first" vs. "second" 
> output connector, regardless of RandR 1.2 or not -- point is, if I switch 
> drivers or OS, my primary display suddenly isn't primary anymore, kdm appears 
> on the wrong screen, as does the taskbar or yakuake.

The thing is, I don't think RandR 1.2 defines a 'primary' CRTC/output at
all. It sounds like things should be fine if clients remembered things
from the names or geometry of outputs rather than their arbitrary
enumeration order.

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

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