On Fri, Apr 16, 2010 at 10:16 AM, <[email protected]> wrote: > > Enabling kms with r600 causes serious problems with vsync. For example, > glxgears with low-res window works just as there is no vsync, and with large > window fps becomes 60, but visible and regular lags appear - rendering just > stop approximately once a second for a sort moment. EXAVSync options seems > has no effect. Also there is following error when starting gl apps: > > do_wait: drmWaitVBlank returned -1, IRQs don't seem to be working correctly. > Try adjusting the vblank_mode configuration parameter. > > Adjusting vblank_mode var doesn't work ether. With ums there is no sync > problem. >
those options are not supported under kms at the moment. > I'm using Debian Squeeze with mesa 7.7.1-1 and radeon 6.13.0-1. Also i have > two 1920x1080 panels connected via dvi. What kernel are you using? You need 2.6.33 for r6xx+ irq support which is required for vblank irqs. Alex _______________________________________________ xorg-driver-ati mailing list [email protected] http://lists.x.org/mailman/listinfo/xorg-driver-ati
