On Don, 2011-08-04 at 14:46 +0800, Chen Jie wrote: > > We're running RS780E on a MIPS64 compatible platform, and encounter > screen corruption sometimes: > * Do 'x11perf -compwinwin500' -- Window decoration and the background > corrupt (http://dev.lemote.com/files/upload/software/temp/x11perf-corrupt.png) > * Hardware Accelerated video playback(video-pipe branch of mesa) -- > both playback and the desktop: > - > http://dev.lemote.com/files/upload/software/temp/newmobcal1920-playback.png > - > http://dev.lemote.com/files/upload/software/temp/newmobcal1920-desktop-corrupt.png > - Related thread: > http://lists.freedesktop.org/archives/mesa-dev/2011-August/010064.html
The video decoding corruption may be due to the pipe-video code not working properly on all hardware yet. The rest looks like more or less random BO corruption. > 3. Linux 2.6.36 (64bit), dmesg: > http://dev.lemote.com/files/upload/software/temp/dmesg.log That's a pretty old kernel. Lots of bugs have been fixed since then which could explain the random corruption. > Any idea? (BTW, don't know if related, but the bandwidth of separated > video ram is really low, about 14MB/s for write op) How do you measure it? -- Earthling Michel Dänzer | http://www.amd.com Libre software enthusiast | Debian, X and DRI developer _______________________________________________ xorg-driver-ati mailing list [email protected] http://lists.x.org/mailman/listinfo/xorg-driver-ati
