On Mo, 2010-08-09 at 09:36 -0700, Jesse Barnes wrote: > On Sat, 07 Aug 2010 11:46:19 +0200 > Alexey Fisher <[email protected]> wrote: > > > Hallo all, > > > > i have some times on my primer desktop with Intel DG45ID board some sort > > of flickering, it schort (1 second) and only half of the display. Same > > sort of flickering i had with Bug 24314 - [945GME FBC] underruns > > followed by freeze after resume with FBC enabled. The difference is - it > > will not freeze. > > > > If i understand it correctly , it is not normal. But i can't report it, > > there is no messages in dmesg or xorg.log > > Sounds like potential FIFO underruns, maybe your memory configuration > doesn't match the latency we expect in intel_display.c. You could try > increasing the latency constant in that file to see if it makes the > flicker go away.
Can you please point me what file to change? And haw can i check what latency is used? > If that helps it's just another example of why we need better latency > detection in the driver; unfortunately we don't know how to do that > yet... Please take a look to this bug: https://bugs.freedesktop.org/show_bug.cgi?id=29454 may be FIFO underrun and hangs have same source. Regards, Alexey _______________________________________________ Intel-gfx mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/intel-gfx
