[Bug 111507] Unable to detect monitor modes connected to a TB16 Dell dock

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=111507

--- Comment #23 from Stanislav Lisovskiy <stanislav.lisovskiy at intel.com> ---
(In reply to Lionel Landwerlin from comment #22)
> (In reply to Stanislav Lisovskiy from comment #21)
> > It is kernel command line, which can be edited same way as you add
> > drm.debug=0x1e in grub.cfg, just add 3 after drm.debug, so that it looks
> > like "drm.debug=0x1e 3". This will make it boot into console mode, without
> > GUI, however if it works
> > that way we will know at least whether this is GDM messing up things or some
> > problem in the kernel.
> 
> I don't have a splash screen during the boot, so before GDM starts, I can
> see the console on both monitors. Is that what you wanted to know?

How about unplug/plug the display in the console mode? Does it work reliably?

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