[Bug 34626] Mesa-Gallium with R600 - Framerate limited to 60 fps after suspend-cycle

bugzilla-daemon at freedesktop.org bugzilla-daemon at freedesktop.org
Wed Feb 23 08:45:26 PST 2011


--- Comment #7 from Michel Dänzer <michel at daenzer.net> 2011-02-23 08:45:26 PST ---
(In reply to comment #7)
> 5. switch to a tty during playing (should be no problem with
> Kernel-Mode-Setting)
> 6. #pm-suspend (as root)
> 7. resume from suspend
> 8. switch back to X11/IOQuake3 -> framerate is limited to 60 fps

Does the problem also occur if you switch to console and back to X without a
suspend/resume cycle in between?

> Maybe Gallium doesn't read or forget the environment-variable export_vblank
> during resume from suspend?

No, the 3D driver is blissfully unaware of the suspend/resume cycle. The
problem is more likely in the X server/driver or kernel.

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