[Bug 103321] New: [SKL] skylake DP failed to output when connected with PS175 adapter

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=103321

            Bug ID: 103321
           Summary: [SKL] skylake DP failed to output when connected with
                    PS175 adapter
           Product: DRI
           Version: DRI git
          Hardware: x86-64 (AMD64)
                OS: Linux (All)
            Status: NEW
          Severity: major
          Priority: medium
         Component: DRM/Intel
          Assignee: intel-gfx-bugs at lists.freedesktop.org
          Reporter: henry861114 at 163.com
        QA Contact: intel-gfx-bugs at lists.freedesktop.org
                CC: intel-gfx-bugs at lists.freedesktop.org

some HDMI monitor failed to output in 3840x2160 resolution, but small
resolution like 1920x1080 works right.

the same environment work on OS Windows 10 is all right.

problem hdmi mointor name:
AOC U2870VQE
Philip 288P6LJEB/93
SUMSUNG UA48HU5920J
SKYWORTH 55M6
Letv 50 Air

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