[Bug 78893] [HSW/BYT/BDW]igt/kms_flip some subcases fail due to busted runtime pm

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=78893

Guo Jinxian <jinxianx.guo at intel.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEEDINFO                    |ASSIGNED

--- Comment #13 from Guo Jinxian <jinxianx.guo at intel.com> ---
(In reply to Paulo Zanoni from comment #12)
> (In reply to Guo Jinxian from comment #11)
> > (In reply to Paulo Zanoni from comment #10)
> > > IGT patch committed. Closing bug.
> > > 
> > > When verifying, make sure you are running the most up-to-date IGT version,
> > > and that the patch is applied on it.
> > 
> > On latest igt, test result still fails 
> 
> Right. I was not reproducing the failure since I was running pm_rpm before
> kms_flip. If I just boot kms_flip, I can reproduce the bug. We were missing
> this patch too: http://patchwork.freedesktop.org/patch/35347/
> 
> With this, my BDW machine passes the test.

Test passed with this patch.


root at x-bdw05:/GFX/Test/Intel_gpu_tools/intel-gpu-tools/tests# for i in
vblank-vs-dpms-rpm vblank-vs-modeset-rpm vblank-vs-dpms-rpm-interruptible
vblank-vs-modeset-rpm-interruptible; do sudo ./kms_flip --run-subtest $i; done
IGT-Version: 1.8-g1c89e8d (x86_64) (Linux: 3.18.0-rc1_kcloud_4dcc18_20141022+
x86_64)
Using monotonic timestamps
Beginning vblank-vs-dpms-rpm on crtc 8, connector 19
  1920x1080 60 1920 1966 1996 2080 1080 1082 1086 1112 0xa 0x48 138780
..
vblank-vs-dpms-rpm on crtc 8, connector 19: PASSED

Beginning vblank-vs-dpms-rpm on crtc 12, connector 19
  1920x1080 60 1920 1966 1996 2080 1080 1082 1086 1112 0xa 0x48 138780
..
vblank-vs-dpms-rpm on crtc 12, connector 19: PASSED

Beginning vblank-vs-dpms-rpm on crtc 16, connector 19
  1920x1080 60 1920 1966 1996 2080 1080 1082 1086 1112 0xa 0x48 138780
..
vblank-vs-dpms-rpm on crtc 16, connector 19: PASSED

Subtest vblank-vs-dpms-rpm: SUCCESS (10.733s)
IGT-Version: 1.8-g1c89e8d (x86_64) (Linux: 3.18.0-rc1_kcloud_4dcc18_20141022+
x86_64)
Using monotonic timestamps
Beginning vblank-vs-modeset-rpm on crtc 8, connector 19
  1920x1080 60 1920 1966 1996 2080 1080 1082 1086 1112 0xa 0x48 138780
..
vblank-vs-modeset-rpm on crtc 8, connector 19: PASSED

Beginning vblank-vs-modeset-rpm on crtc 12, connector 19
  1920x1080 60 1920 1966 1996 2080 1080 1082 1086 1112 0xa 0x48 138780
..
vblank-vs-modeset-rpm on crtc 12, connector 19: PASSED

Beginning vblank-vs-modeset-rpm on crtc 16, connector 19
  1920x1080 60 1920 1966 1996 2080 1080 1082 1086 1112 0xa 0x48 138780
..
vblank-vs-modeset-rpm on crtc 16, connector 19: PASSED

Subtest vblank-vs-modeset-rpm: SUCCESS (11.727s)
IGT-Version: 1.8-g1c89e8d (x86_64) (Linux: 3.18.0-rc1_kcloud_4dcc18_20141022+
x86_64)
Using monotonic timestamps
Beginning vblank-vs-dpms-rpm-interruptible on crtc 8, connector 19
  1920x1080 60 1920 1966 1996 2080 1080 1082 1086 1112 0xa 0x48 138780
..
vblank-vs-dpms-rpm-interruptible on crtc 8, connector 19: PASSED

Beginning vblank-vs-dpms-rpm-interruptible on crtc 12, connector 19
  1920x1080 60 1920 1966 1996 2080 1080 1082 1086 1112 0xa 0x48 138780
..
vblank-vs-dpms-rpm-interruptible on crtc 12, connector 19: PASSED

Beginning vblank-vs-dpms-rpm-interruptible on crtc 16, connector 19
  1920x1080 60 1920 1966 1996 2080 1080 1082 1086 1112 0xa 0x48 138780
..
vblank-vs-dpms-rpm-interruptible on crtc 16, connector 19: PASSED

Subtest vblank-vs-dpms-rpm-interruptible: SUCCESS (11.617s)
IGT-Version: 1.8-g1c89e8d (x86_64) (Linux: 3.18.0-rc1_kcloud_4dcc18_20141022+
x86_64)
Using monotonic timestamps
Beginning vblank-vs-modeset-rpm-interruptible on crtc 8, connector 19
  1920x1080 60 1920 1966 1996 2080 1080 1082 1086 1112 0xa 0x48 138780
..
vblank-vs-modeset-rpm-interruptible on crtc 8, connector 19: PASSED

Beginning vblank-vs-modeset-rpm-interruptible on crtc 12, connector 19
  1920x1080 60 1920 1966 1996 2080 1080 1082 1086 1112 0xa 0x48 138780
..
vblank-vs-modeset-rpm-interruptible on crtc 12, connector 19: PASSED

Beginning vblank-vs-modeset-rpm-interruptible on crtc 16, connector 19
  1920x1080 60 1920 1966 1996 2080 1080 1082 1086 1112 0xa 0x48 138780
..
vblank-vs-modeset-rpm-interruptible on crtc 16, connector 19: PASSED

Subtest vblank-vs-modeset-rpm-interruptible: SUCCESS (11.708s)

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