Robert Noland wrote: > I've been working on the Intel vblank / irq issues. Every time I commit > something thinking that I have it resolved, it isn't. So I'm waiting on > hardware to arrive that will let me test this all more thoroughly. I do > have a patch that I think fixes most of the issues on Intel, but the ddx > driver is still doing some silly things that cause issues in some cases. > I *think* the only outstanding issue I have with Intel is if something > is rendering (synced to vblank or not) when the display goes into dpms > sleep, there isn't anything to block that app, so it renders as hard as > it can even though it isn't being displayed. In reality, this probably > isn't a huge issue, but running gears while the display is asleep keeps > the cpu at 100%, which isn't ideal. Normal apps that aren't trying to > draw as fast as they can, shouldn't cause an issue.
With the latest drm, the IRQ craziness is gone. However, the crappy performance remains. 2 months ago a RELENG_7 with all packages up to date yielded 124fps in a q3 timedemo that now yields 80fps. Regards _______________________________________________ freebsd-stable@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-stable To unsubscribe, send any mail to "freebsd-stable-unsubscr...@freebsd.org"
