[Bug 86202] New: Intel/VLV: EDID readout on DP port (with DP display connected) gives random results

bugzilla-daemon at freedesktop.org bugzilla-daemon at freedesktop.org
Wed Nov 12 06:22:52 PST 2014


https://bugs.freedesktop.org/show_bug.cgi?id=86202

            Bug ID: 86202
           Summary: Intel/VLV: EDID readout on DP port (with DP display
                    connected)  gives random results
           Product: DRI
           Version: unspecified
          Hardware: Other
                OS: All
            Status: NEW
          Severity: normal
          Priority: medium
         Component: DRM/Intel
          Assignee: intel-gfx-bugs at lists.freedesktop.org
          Reporter: eich at pdx.freedesktop.org
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
                CC: intel-gfx-bugs at lists.freedesktop.org

Created attachment 109342
  --> https://bugs.freedesktop.org/attachment.cgi?id=109342&action=edit
dmesg log showing problem

EDID readout on an external DP port gives wrong results. On an internal eDP
panel or on HDMI (connected to the same DP connector thru an adaper) it works.

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