[Bug 87184] [BYT/BSW]igt/gem_concurrent_blit kms_flip and gem_reset_stats sporadically causes *ERROR* Timed out: waiting for Render to ack

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=87184

--- Comment #3 from lu hua <huax.lu at intel.com> ---
Test on the latest -nightly kernel, It still has this issue.

root at x-bsw08:/GFX/Test/Intel_gpu_tools/intel-gpu-tools/tests# ./kms_flip
--run-subtest flip-vs-modeset-vs-hang
IGT-Version: 1.9-g5fb26d1 (x86_64) (Linux:
3.19.0-rc3_drm-intel-nightly_0056b6_20150109+ x86_64)
Using monotonic timestamps
Beginning flip-vs-modeset-vs-hang on crtc 19, connector 40
  1920x1080 60 1920 1966 1996 2080 1080 1082 1086 1112 0xa 0x48 138780
...
flip-vs-modeset-vs-hang on crtc 19, connector 40: PASSED

Beginning flip-vs-modeset-vs-hang on crtc 24, connector 40
  1920x1080 60 1920 1966 1996 2080 1080 1082 1086 1112 0xa 0x48 138780
...
flip-vs-modeset-vs-hang on crtc 24, connector 40: PASSED

Subtest flip-vs-modeset-vs-hang: SUCCESS (36.625s)
root at x-bsw08:/GFX/Test/Intel_gpu_tools/intel-gpu-tools/tests# dmesg -r|egrep
"<[1-4]>"|grep drm
<3>[  512.803434] [drm:__vlv_force_wake_get [i915]] *ERROR* Timed out: waiting
for Render to ack.

-- 
You are receiving this mail because:
You are the QA Contact for the bug.
You are on the CC list for the bug.
You are the assignee for the bug.
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.freedesktop.org/archives/intel-gfx-bugs/attachments/20150115/c259d5db/attachment.html>