[Bug 105549] Black/blank screen at boot (last message line: fb: switching to inteldrmfb from EFI VGA) unless i915.modeset=0 is set

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=105549

--- Comment #45 from Olaf Wucknitz <wucknitz at mpifr-bonn.mpg.de> ---
(In reply to Jani Nikula from comment #42)
> (In reply to Seweryn Kokot from comment #41)
> > Created attachment 138885 [details]
> > dmesg, kernel 4.15.15, no patch, drm.debug=14, new BIOS 1.2.3
> > 
> > Today (April 17th) Dell updated BIOS to ver. 1.2.3. I have upgraded the BIOS
> > and now nomodeset is not needed anymore, nor the patch. It seems they fixed
> > BIOS. For information I attach dmesg. Note that i915_vbt is not changed in
> > the new BIOS.
> 
> On BIOS side, only a VBT change could fix the issue. So the above statement
> seems a bit odd.

I had the same problem with my Latitude 5490, which I got already with BIOS
1.1.9. The kernel patch did solve the problem then, thanks a lot for that!
Now I upgraded to BIOS 1.2.3 and find that it indeed works fine without the
patch.

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