[Bug 83640] [BDW] Missing VBlank interuptions on some pipes making some kms tests and subcases fail

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=83640

--- Comment #10 from Paulo Zanoni <przanoni at gmail.com> ---
(In reply to Guo Jinxian from comment #9)
> (In reply to Paulo Zanoni from comment #7)
> > Created attachment 107489 [details] [review] [review]
> > Possible fix
> > 
> > Hi
> > 
> > Can you please test this patch? It fixes some problems I can reproduce.
> > 
> > Thanks,
> > Paulo
> 
> The failure unable to reproduce with this patch.
> 
> root at x-bdw05:/GFX/Test/Intel_gpu_tools/intel-gpu-tools/tests# ./kms_plane
> --run-subtest plane-position-covered-pipe-C-plane-1
> IGT-Version: 1.8-g6a8d33c (x86_64) (Linux:
> 3.17.0-rc5_kcloud_89363e_20141008+ x86_64)
> Test requirement not met in function drm_open_any_master, file drmtest.c:341:
> Test requirement: drmSetMaster(fd) == 0
> Can't become DRM master, please check if no other DRM client is running.

Please retest. This error message suggests you had another DRM master
application running.


> Last errno: 22, Invalid argument
> Subtest plane-position-covered-pipe-C-plane-1: SKIP
> root at x-bdw05:/GFX/Test/Intel_gpu_tools/intel-gpu-tools/tests# ./kms_plane
> --run-subtest plane-panning-bottom-right-pipe-B-plane-1
> IGT-Version: 1.8-g6a8d33c (x86_64) (Linux:
> 3.17.0-rc5_kcloud_89363e_20141008+ x86_64)
> Test requirement not met in function drm_open_any_master, file drmtest.c:341:
> Test requirement: drmSetMaster(fd) == 0
> Can't become DRM master, please check if no other DRM client is running.

Same here.


> Last errno: 22, Invalid argument
> Subtest plane-panning-bottom-right-pipe-B-plane-1: SKIP
> root at x-bdw05:/GFX/Test/Intel_gpu_tools/intel-gpu-tools/tests# ./kms_plane
> --run-subtest plane-position-hole-pipe-B-plane-1
> IGT-Version: 1.8-g6a8d33c (x86_64) (Linux:
> 3.17.0-rc5_kcloud_89363e_20141008+ x86_64)
> Testing connector eDP-1 using pipe B plane 1
> Subtest plane-position-hole-pipe-B-plane-1: SUCCESS (2.296s)

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