[Bug 73643] New: [HSW] I2C subtest fail in intel-gpu-tools' pm_pc8 case

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=73643

          Priority: medium
            Bug ID: 73643
                CC: intel-gfx-bugs at lists.freedesktop.org
          Assignee: intel-gfx-bugs at lists.freedesktop.org
           Summary: [HSW] I2C subtest fail in intel-gpu-tools' pm_pc8 case
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
          Severity: normal
    Classification: Unclassified
                OS: Linux (All)
          Reporter: wendy.wang at intel.com
          Hardware: All
            Status: NEW
           Version: XOrg CVS
         Component: DRM/Intel
           Product: DRI

Created attachment 92109
  --> https://bugs.freedesktop.org/attachment.cgi?id=92109&action=edit
Full dmesg log file

Test Environment:
kernel: Linux x-hswu32 3.13.0-rc7_drm-intel- nightly_7ce8d6_20140110+ 
Intel-gpu-tools commitIntel-gpu-tools commit:
2c9e76184518854f21d367296ababef87fb41243

Reproduced Steps:
1. Reboot SUT
2. run ./pm_pc8 under path: /GFX/Test/Intel_gpu_tools/intel-gpu-tools/tests
3. Only I2C subtest fail, others all PASS.

Full dmesg file attached.

Isolation:
1. I2C subtest still fail even switch the Turnable items in Powertop to Good
2. I2C subtest fail no matter connect or disconnect the external panel.

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