Radeon M7 rendering problem for SXGA+

[Benjamin Herrenschmidt]

On Wed, 2006-10-18 at 16:16 -0700, John Klingler wrote:
> Well, Alex, as it turns out I tried that before and it didn't work and
> now I can see
> why. By itself it is not enough. Backtracking to see what needs to be
> done keeps widening
> with no end in sight short of just using the xorg radeon driver. If
> there were a simple
> way of doing that, I would. However, the xorg drivers are not easily
> decoupled from the 
> upper level infrastructure. The alternative of just using the xorg DDX
> would require
> integrating my DDX with it. I looked at that before and ran into the
> same problem. 
> 
> In any case, thanks for taking the time to help. 

Well, you need to say both the scanout pich and the engine pitch to the
same value that is a multiple of 64. The former is in CRTC_PITCH and is
basically your virtual yres.

Ben.