[Bug 97397] Kernel 4.7.x does nor initialize external DisplayPort in Dell E7250 making it unusable

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=97397

--- Comment #13 from Philippe Dosch <loirotte at gmail.com> ---
(In reply to Łukasz Maśko from comment #11)
> (In reply to Łukasz Maśko from comment #10)
> [...]
> > > By the way - kernel 4.8.6 and still no good.
> > 
> > Please try drm-intel-nightly branch of http://cgit.freedesktop.org/drm-intel
> 
> OK. Accept my apolgies - it seems to WORK on 4.8.6. I have just tried it and
> after using a VGA connector, I have an output on external screen (my
> external connector is connected through DP2 graphics output). The only thing
> is that I have only resolutions up to 1024x768, nothing higher. It may be
> caused by my DP-to-VGA adapter, I'll have to borrow another one and try.

It seems also to work for me with a 4.8.6 kernel!
phil at IUTNC-DOSCH ~ % uname -a
Linux IUTNC-DOSCH 4.8.6-040806-generic #201610310831 SMP Mon Oct 31 12:33:48
UTC 2016 x86_64 x86_64 x86_64 GNU/Linux

Philippe

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