[Nouveau] [Bug 24820] [nv15] Vertical screen corruption in X when KMS is enabled

[bugzilla-daemon at freedesktop.org]

http://bugs.freedesktop.org/show_bug.cgi?id=24820





--- Comment #7 from Francisco Jerez <currojerez at riseup.net>  2009-11-07 06:40:39 PST ---
(In reply to comment #6)
> (In reply to comment #5)
> > > 
> > Do you get the same effect with smaller resolutions/clocks? (e.g.
> > 1024x768 at 60Hz).
> 
> Yes, it is with all resolutions.
> 800x600   -> 2 corrupted bars
> 1024x768  -> 3 corrupted bars
> 1280x720  -> 4 corrupted bars
> 1920x1080 -> 6 corrupted bars
> 

Which clock frequencies were you using exactly? It would also be interesting to
know if it works at 24 bit depth or with kernel modesetting disabled.

> > > Console (init 3) looks fine.
> > > 
> > You mean it looks fine before loading nouveau.ko, right?
> 
> No, I boot with "nouveau.modeset=1 3" and can work on a KMS enabled console
> without any problems...
> 
> I tried it with "1...2...3...3...4...5...6...7" to see whether something is
> moved to another position (as in X/KDE) -> but all is on right place...
> 
> Btw. I use git20091105
> 
> Btw2. if I use my TNT2 M64 KMS works also fine but X/kdm login manager displays
> only a black background and a white (login) box...
> 
Logs and config files might be helpful, but probably an unrelated bug.

> If you want pictures/logs I will provide them...
> 


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