[Bug 77869] New: [HSW]Subcases blocking and min-max-config-idle of pm_rps fail

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=77869

          Priority: medium
            Bug ID: 77869
                CC: intel-gfx-bugs at lists.freedesktop.org
          Assignee: intel-gfx-bugs at lists.freedesktop.org
           Summary: [HSW]Subcases blocking and min-max-config-idle of
                    pm_rps fail
        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 97873
  --> https://bugs.freedesktop.org/attachment.cgi?id=97873&action=edit
dmesg

System Environment:
--------------------------
Platform: HSW
kernel:   (drm-intel-next-queued) c79057922ed6c2c6df1214e6ab4414fea1b23db2

Bug detailed description:
----------------------------
Subcases blocking and min-max-config-idle of pm_rps fail on
-nightly(35dc7c8af75a3e5ae52a5469786602ce083a6368) and
-next-queued(c79057922ed6c2c6df1214e6ab4414fea1b23db2)

This bug always fail

output on -next-queued kernel:
./pm_rps --run-subtest min-max-config-idle
IGT-Version: 1.6-g78e4c2b (x86_64) (Linux:
3.14.0_drm-intel-next-queued_f68918_20140424+ x86_64)
Test assertion failure function idle_check, file pm_rps.c:412:
Last errno: 22, Invalid argument
Failed assertion: freqs[CUR] == freqs[MIN]
error: 1200 == 700
Subtest min-max-config-idle: FAIL

Reproduce steps:
---------------------------- 

1. ./pm_rps --run-subtest blocking
   or
   ./pm_rps --run-subtest min-max-config-idle

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