[Bug 69790] New: [HSW ULT] testdisplay : The output of 720x576 mode is dislocated

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=69790

          Priority: medium
            Bug ID: 69790
          Assignee: dri-devel at lists.freedesktop.org
           Summary: [HSW ULT] testdisplay : The output of 720x576 mode  is
                    dislocated
          Severity: major
    Classification: Unclassified
                OS: All
          Reporter: qingshuai.tian at intel.com
          Hardware: Other
            Status: NEW
           Version: unspecified
         Component: libdrm
           Product: DRI

Created attachment 86503
  --> https://bugs.freedesktop.org/attachment.cgi?id=86503&action=edit
dmesg: 720x576 mode dislocated

System Environment:
--------------------------------------------
Kernel: (drm-intel-next-queued)1b068ee25776533074251f1c6276c5f720c0284b
Some additional commit info:
Author: Jani Nikula <jani.nikula at intel.com>
Date:   Fri Sep 20 16:42:17 2013 +0300

    drm/i915/dp: read DPCD PSR capability only on eDP


Description:
--------------------------------------------
When I test display in 720x576  mode with argument -a,-d or -t,the image
dislocated.

CRTS(3):[0]  720x576 50 720 732 796 864 576 581 586 625 0xa 0x40 27000



Reproduce steps:
--------------------------------------------
1. plug in HDMI
2. boot up machine
3. testdisplay

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