[Bug 90446] [BDW Regression]igt/pm_rpm and kms_flip causes WARNING: CPU: 0 PID: 4951 at drivers/gpu/drm/i915/intel_display.c:1357 hsw_disable_ips+0x34/0x162

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=90446

lu hua <huax.lu at intel.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
            Summary|[BDW                        |[BDW Regression]igt/pm_rpm
                   |Regression]igt/pm_rpm/dpms- |and kms_flip causes
                   |lpsp causes WARNING: CPU: 0 |WARNING: CPU: 0 PID: 4951
                   |PID: 4951 at                |at
                   |drivers/gpu/drm/i915/intel_ |drivers/gpu/drm/i915/intel_
                   |display.c:1357              |display.c:1357
                   |hsw_disable_ips+0x34/0x162  |hsw_disable_ips+0x34/0x162

--- Comment #1 from lu hua <huax.lu at intel.com> ---
some kms_flip and pm_rpm subcase have this warning.
Run  ./kms_flip --run-subtest blt-flip-vs-dpms, it also has this warning.
IGT-Version: 1.10-g9b0a32d (x86_64) (Linux:
4.1.0-rc3_drm-intel-nightly_6cf0ff_20150514+ x86_64)
Using monotonic timestamps
Beginning blt-flip-vs-dpms on crtc 20, connector 31
  1920x1080 60 1920 1966 1996 2080 1080 1082 1086 1112 0xa 0x48 138780
...........
blt-flip-vs-dpms on crtc 20, connector 31: PASSED

Beginning blt-flip-vs-dpms on crtc 24, connector 31
  1920x1080 60 1920 1966 1996 2080 1080 1082 1086 1112 0xa 0x48 138780
............
blt-flip-vs-dpms on crtc 24, connector 31: PASSED

Beginning blt-flip-vs-dpms on crtc 28, connector 31
  1920x1080 60 1920 1966 1996 2080 1080 1082 1086 1112 0xa 0x48 138780
............
blt-flip-vs-dpms on crtc 28, connector 31: PASSED

Subtest blt-flip-vs-dpms: SUCCESS (62.521s)

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