[Bug 82940] New: [BYT]igt/pm_rpm/i2c fails

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=82940

          Priority: medium
            Bug ID: 82940
                CC: intel-gfx-bugs at lists.freedesktop.org
          Assignee: intel-gfx-bugs at lists.freedesktop.org
           Summary: [BYT]igt/pm_rpm/i2c fails
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
          Severity: normal
    Classification: Unclassified
                OS: All
          Reporter: jinxianx.guo at intel.com
          Hardware: Other
            Status: NEW
           Version: unspecified
         Component: DRM/Intel
           Product: DRI

Created attachment 105088
  --> https://bugs.freedesktop.org/attachment.cgi?id=105088&action=edit
dmesg

==System Environment==
--------------------------
Regression: No
These cases always fail.
Which tracked by bug 73643 before.

Non-working platforms: BYT

==kernel==
--------------------------
origin/drm-intel-nightly: 257d90d13794c2eb545ab0d6c708f21e2a0378b6(fails)
    drm-intel-nightly: 2014y-08m-21d-10h-03m-09s integration manifest
origin/drm-intel-next-queued: 3a5f87c286515c54ff5c52c3e64d0c522b7570c0(causes
system hang)
    drm: fix plane rotation when restoring fbdev configuration
origin/drm-intel-fixes: 1a125d8a2c22b11741fc47d4ffcf7a5ffa044dd3(fails)
    drm/i915: don't try to retrain a DP link on an inactive CRTC

==Bug detailed description==
-----------------------------
igt/pm_rpm/i2c fails

Output:
root at x-bytm02:/GFX/Test/Intel_gpu_tools/intel-gpu-tools/tests# ./pm_rpm
--run-subtest i2c
IGT-Version: 1.7-g4d2f511 (x86_64) (Linux:
3.17.0-rc1_drm-intel-nightly_257d90_20140822+ x86_64)
Runtime PM support: 1
PC8 residency support: 0
Test assertion failure function test_i2c, file pm_rpm.c:644:
Failed assertion: i2c_edids == drm_edids
Last errno: 6, No such device or address
error: 0 == 1
Subtest i2c: FAIL


==Reproduce steps==
---------------------------- 
1../pm_rpm --run-subtest i2c

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