On Sun, Nov 21, 2010 at 1:51 PM, Jean Delvare <khali@xxxxxxxxxxxx> wrote: > Hi Alex, > > Thanks for your fast answer. > > On Sun, 21 Nov 2010 11:12:32 -0500, Alex Deucher wrote: >> On Sun, Nov 21, 2010 at 9:38 AM, Jean Delvare <khali@xxxxxxxxxxxx> wrote: >> > Running 2.6.37-rc2-git7 on x86_64, wine fails to start. I get the >> > following error in the kernel logs: >> > >> > radeon 0000:07:00.0: r600_cs_track_validate_cb offset[0] 0 2095360 4096 too big >> > radeon 0000:07:00.0: r600_packet3_check:1331 invalid cmd stream 484 >> > [drm:radeon_cs_ioctl] *ERROR* Invalid command stream ! >> > >> > Hardware is: >> > 07:00.0 VGA compatible controller: ATI Technologies Inc RV710 [Radeon HD 4350] >> > 07:00.1 Audio device: ATI Technologies Inc RV710/730 >> > >> > X.org version is 7.5. >> > >> > With kernel 2.6.36, wine works just fine on the same system. Does it >> > ring a bell to anyone? Any clue how to investigate this bug? If not, I >> > can start a bisection. >> > >> > I can also provide any additional data you need for investigation. >> >> It's probably this patch: >> http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=f30df2fad0c901e74ac9a52a488a54c69a373a41 > > Your guess was correct: after applying the above patch to kernel > 2.6.36, I get the same problem. > >> Which exposes a bug in the 3D driver in certain cases. For some >> reason we get a cb height of 8192 or greater in some cases in the 3D >> driver. I haven't had time to look into why. You might try r600g for >> comparison. > > Not sure how to "try r600g"? It's a newer driver for r6xx+ hardware. Configure mesa (http://cgit.freedesktop.org/mesa/mesa) with --enable-gallium-r600. I actually talked to Dave earlier today, and the problem is more likely a command buffer getting flushed at the wrong time leading to a buffer without cb info in it. Alex > > -- > Jean Delvare > _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx http://lists.freedesktop.org/mailman/listinfo/dri-devel
