[Bug 87854] New: [BDW]igt/kms_flip/vblank-vs-dpms-rpm fails

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=87854

            Bug ID: 87854
           Summary: [BDW]igt/kms_flip/vblank-vs-dpms-rpm fails
           Product: DRI
           Version: unspecified
          Hardware: All
                OS: Linux (All)
            Status: NEW
          Severity: normal
          Priority: medium
         Component: DRM/Intel
          Assignee: intel-gfx-bugs at lists.freedesktop.org
          Reporter: huax.lu at intel.com
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
                CC: intel-gfx-bugs at lists.freedesktop.org

==System Environment==
--------------------------
Regression: not sure

Non-working platforms: BDW

==kernel==
--------------------------
drm-intel-nightly/4fa23142a15526f4a4b5df61f26eacdd558a849a
commit 4fa23142a15526f4a4b5df61f26eacdd558a849a
Author: Daniel Vetter <daniel.vetter at ffwll.ch>
Date:   Fri Dec 19 15:33:33 2014 +0100

    drm-intel-nightly: 2014y-12m-19d-14h-33m-07s UTC integration manifest

==Bug detailed description==
-----------------------------
It fails on drm-intel-nightly kernel when run automation testing. run the
binary, I am unable to reproduce the fail. I am not sure which case impacts it.

output:
IGT-Version: 1.9-geb799b2 (x86_64) (Linux:
3.18.0_drm-intel-nightly_4fa231_20141229+ x86_64)
Using monotonic timestamps
Beginning vblank-vs-dpms-rpm on crtc 19, connector 30
1920x1080 60 1920 1966 1996 2080 1080 1082 1086 1112 0xa 0x48 138780
Test assertion failure function run_test_step, file kms_flip.c:1031:
Failed assertion: igt_wait_for_pm_status(IGT_RUNTIME_PM_STATUS_SUSPENDED)
Last errno: 25, Inappropriate ioctl for device
Subtest vblank-vs-dpms-rpm: FAIL (10.442s)

Following cases also fail with
"igt_wait_for_pm_status(IGT_RUNTIME_PM_STATUS_SUSPENDED)"
igt/kms_flip/vblank-vs-dpms-rpm-interruptible
igt/kms_flip/vblank-vs-modeset-rpm
igt/kms_flip/vblank-vs-modeset-rpm-interruptible

==Reproduce steps==
---------------------------- 
1. Run full igt

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