2014-02-09 23:12 GMT+01:00 Ilia Mirkin <imirkin@xxxxxxxxxxxx>: > On Sun, Feb 9, 2014 at 5:08 PM, Rafał Miłecki <zajec5@xxxxxxxxx> wrote: >> Last week I've switched from my old & good 3.4.63 to 3.14-rc1 and >> noticed nasty display corruptions when using nouveau. It seems that >> changing parts of the screen are appearing for a fraction of second in >> random places. I've recorded this behavior: >> http://www.youtube.com/watch?v=IEq7JzGVzj0 >> >> My hardware is some old motherboard with >> 00:05.0 VGA compatible controller [0300]: NVIDIA Corporation C51G >> [GeForce 6100] [10de:0242] (rev a2) >> integrated. Since my CPU is ancient AMD Sempron(tm) Processor 2800+ it >> took me few days to track this issue. >> >> There goes some summary of various kernels: >> >> 1) 3.4.63 >> No display problems. Works great. >> >> 2) commit 928c2f0c006bf7f381f58af2b2786d2a858ae311 >> drm/fb-helper: don't sleep for screen unblank when an oops is in progress >> Scrollbars have a pink line. I didn't track which commit introduced >> this pink corruption. No other problems. >> >> 3) commit c21eb21cb50d58e7cbdcb8b9e7ff68b85cfa5095 >> Revert "drm: mark context support as a legacy subsystem" >> This fixes pink lines on scrollbars and introduces this nasty display >> corruption. It's one commit after previous one. >> It means it's the first bad commit for these nasty corruptions recoded >> and uploaded to YouTube. >> >> 4) 3.14-rc1 >> No changes since c21eb21cb50d58e7cbdcb8b9e7ff68b85cfa5095. No pink >> lines, but display corruptions happening. > > Can you boot with nouveau.config=NvMSI=0 ? If that helps, there are > some patches on the nouveau/dri-devel lists (search for "nv4c") that > may help you. Unfortunately this config parameter doesn't help :( -- Rafał _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx http://lists.freedesktop.org/mailman/listinfo/dri-devel
