[Bug 92565] Extra ("phantom") display

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=92565

Ville Syrjala <ville.syrjala at linux.intel.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |NEEDINFO

--- Comment #5 from Ville Syrjala <ville.syrjala at linux.intel.com> ---
(In reply to monnier from comment #4)
> Created attachment 119203 [details]
> dmesg log with drm.debug=6
> 
> Here's the dmesg output from boot with drm.debug=6 and without any video=...
> parameter.

So there's definitely a DP device of some sort attached to the port since DPCD
works. The EDID read doesn't seem to go too well though due to aux defers.

Can you repeat the test with kernel version 4.3+, and attach the new log (with
debugs enabled)?

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