[Bug 112061] New: DisplayPort on Thinkpad T500 AMD 3650 gpu stopped working

[Bug 112061] New: DisplayPort on Thinkpad T500 AMD 3650 gpu stopped working

[bugzilla-daemon]

https://bugzilla.kernel.org/show_bug.cgi?id=112061

            Bug ID: 112061
           Summary: DisplayPort on Thinkpad T500 AMD 3650 gpu stopped
                    working
           Product: Drivers
           Version: 2.5
    Kernel Version: 4.4.1
          Hardware: x86-64
                OS: Linux
              Tree: Mainline
            Status: NEW
          Severity: normal
          Priority: P1
         Component: Video(DRI - non Intel)
          Assignee: drivers_video-dri@kernel-bugs.osdl.org
          Reporter: pavol@klacansky.com
        Regression: No

As of upgrade to 4.4.1 the displayport output stopped working. I am using DPM
and it worked with 4.4.0-r1 and previous kernels.

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[Bug 112061] DisplayPort on Thinkpad T500 AMD 3650 gpu stopped working

[bugzilla-daemon]

https://bugzilla.kernel.org/show_bug.cgi?id=112061

Pavol Klačanský <pavol@klacansky.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
         Regression|No                          |Yes

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[Bug 112061] DisplayPort on Thinkpad T500 AMD 3650 gpu stopped working

[bugzilla-daemon]

https://bugzilla.kernel.org/show_bug.cgi?id=112061

Alex Deucher <alexdeucher@gmail.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |alexdeucher@gmail.com

--- Comment #1 from Alex Deucher <alexdeucher@gmail.com> ---
Please attach your xorg log and dmesg output.  Can you bisect?

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[Bug 112061] DisplayPort on Thinkpad T500 AMD 3650 gpu stopped working

[bugzilla-daemon]

https://bugzilla.kernel.org/show_bug.cgi?id=112061

Pavol Klačanský <pavol@klacansky.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
         Resolution|---                         |INVALID

--- Comment #2 from Pavol Klačanský <pavol@klacansky.com> ---
It is strange, but I accidentally rebooted to that kernel again and it works. I
probably forgot to do 'make modules_install'.

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