On Mon, Oct 17, 2011 at 01:58:03PM +0200, Daniel Vetter wrote: > On Mon, Oct 17, 2011 at 01:45:28PM +0200, Dieter Mummenschanz wrote: > > Hi Daniel, > > > > first of all I've seemed to screwed up my rc6 kernel parameters causing > > rc6 to be enabled in all my previous tests even though I thought it was > > disbaled. Sorry for that! Some new tests with i915_enable_rc6 definately > > being disabled didn't raise any gpu hangs no matter what I did! So rc6 > > related clock changes might have something to do with the hangs/stalls. > > With rc6 being disabled, some opengl games, like prboom-plus however > > show random pixel depthbuffer errors. Is this a known issue? Regarding > > the video streams causing the gpu hang, those are unfortunately > > copyrighted material (i.e. Star Wars Bluray for example). The best way > > is to play multiple hi bitrate-streams with different formats > > simultaneously and run a free OpenGL game like prboom-plus. I'll do some > > seaching on the web for free test streams to reproduce the hang. > > Oh, I don't want you to publish them, just check whether it's a specific > one or more random. And maybe it helps in reproducing. > > > vainfo (latest git) shows: > > libva: libva version 0.32.0 > > libva: va_getDriverName() returns 0 > > libva: Trying to open /usr/local/lib/dri/i965_drv_video.so > > libva: va_openDriver() returns 0 > > vainfo: VA API version: 0.32 > > vainfo: Driver version: i965 Driver 0.1 > > > > the player is the latest mplayer hwaccel-vaapi branch (latest git) > > http://gitorious.org/vaapi/mplayer/commits/hwaccel-vaapi > > console command is mplayer -vo vaapi -va vaapi stream.mkv > > > > Is there any way to monitor rc6 state change, i.e. gpu/ring clock speed? > > Maybe this helps to track down issues caused by rc6 state changes? > > Ok, with have a new rc6 bug :( I think we'll attack the libva hang first, > I have an idea for a patch. > > > Anyway sorry again for the rc6 confusion.
Meh, hit send too early. No problem about the confusion, now that it's cleared up. Can you also attach the full dmesg while I hack together a patch for libva? Yours, Daniel -- Daniel Vetter Mail: dan...@ffwll.ch Mobile: +41 (0)79 365 57 48 _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/intel-gfx
