[Bug 101314] [DP][SKL][BDW] Logout after hotplug event through MST dongle

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=101314

Elizabeth <elizabethx.de.la.torre.mena at intel.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
            Summary|[DP] [SKL] [BDW] Auido      |[DP][SKL][BDW] Logout after
                   |process is lost after       |hotplug event through MST
                   |hotplug event through MST   |dongle
                   |dongle                      |

--- Comment #13 from Elizabeth <elizabethx.de.la.torre.mena at intel.com> ---
(In reply to keqiao from comment #8)
> Hi Elio,
> 
> I can reproduce this issue, as you mentioned that both audio and video
> signal are lost after the hot-plug event. I think we need to fix the Graphic
> issue first, then we are able to find out if the audio issue exists.
> 
> Thanks~
Hi, I tried to reproduce this issue again on BDW. As it seems, after I unplug
and plug the DP cable from the MST dongle, the BDW makes a logout, returning to
the login window when I connect the cable again, and all windows are closed.

$ uname -a
Linux gfx-desktop 4.16.0 #2 SMP Tue Apr 3 16:41:31 CDT 2018 x86_64 x86_64
x86_64 GNU/Linux

I'm using the latest stable on kernel.org

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