[Bug 2084046] Re: [i915] Phantom "Unknown" display detected on Intel Meteor Lake

Just disabling the ghost display in the System Settings was not helpful
for me, as with this the "Mirror" mode for the actual display and the
projector does not work. Probably this is another bug ...

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https://bugs.launchpad.net/bugs/2084046

Title:
[i915] Phantom "Unknown" display detected on Intel Meteor Lake

Status in linux package in Ubuntu:
Confirmed

Bug description:
Settings is reporting a second display ("Unknown") is connected. This
is on a laptop which has nothing plugged in and only an Intel GPU.

It appears the problem is once again (like bug 2060268) SimpleDRM:

Node: /dev/dri/card0
├───Driver: simpledrm (DRM driver for simple-framebuffer platform devices) version 1.0.0 (0)
--
Node: /dev/dri/card1
├───Driver: i915 (Intel Graphics) version 1.6.0 (0)

Linux version 6.11.0-8-generic (buildd@lcy02-amd64-042) (x86_64-linux-
gnu-gcc-14 (Ubuntu 14.2.0-4ubuntu2) 14.2.0, GNU ld (GNU Binutils for
Ubuntu) 2.43.1) #8-Ubuntu SMP PREEMPT_DYNAMIC Mon Sep 16 13:41:20 UTC
2024 (Ubuntu 6.11.0-8.8-generic 6.11.0)

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