** Summary changed:
- Intel graphics card not detected, reverts to llvmpipe
+ Intel graphics card not detected and reverts to llvmpipe
** Description changed:
[Impact]
Ubuntu 18.04 install (also seen on 16) is unable to detect integrated Intel
graphics card (Intel Iris Plus). Using a Dell XPS 13 2-in-1 7390 the machine is
unable to detect attached monitors, change resolutions, or adjust brightness.
[Information]
- There is a dual boot Windows 10 partition, which can access the integrated
graphics card without issue and connects to attached monitors on boot.
+ There is a dual boot Windows 10 partition, which can access the integrated
graphics card without issue and connects to attached monitors on boot.
Reinstallation following destruction of the W10 partition reveals the issue is
unaffected by this duality.
$ lsb_release -rd
Description: Ubuntu 18.04.3 LTS
Release: 18.04
% uname -o
4.15.0-70-generic
$ apt-cache policy xserver-xorg-video-intel
xserver-xorg-video-intel:
Installed: 2:2.99.917+git20171229-1
Candidate: 2:2.99.917+git20171229-1
Version table:
*** 2:2.99.917+git20171229-1 500
500 http://gb.archive.ubuntu.com/ubuntu bionic/main amd64 Packages
100 /var/lib/dpkg/status
$ lspci -v
00:02.0 VGA compatible controller: Intel Corporation Device 8a52 (rev 07)
(prog-if 00 [VGA controller])
Subsystem: Dell Device 08b0
Flags: bus master, fast devsel, latency 0, IRQ 255
Memory at 603d00 (64-bit, non-prefetchable) [size=16M]
Memory at 40 (64-bit, prefetchable) [size=256M]
I/O ports at 4000 [size=64]
[virtual] Expansion ROM at 000c [disabled] [size=128K]
Capabilities:
System Settings -> Details:
Graphics llvmpipe (LLVM 8.0, 256 bits)
[Attempted Fix]
$ sudo apt-get purge nux-tools
Fix for #1767468
/etc/X11/Xsession.d/50_check_unity_support is not present.
No changes observed.
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which is subscribed to xorg-server in Ubuntu.
https://bugs.launchpad.net/bugs/1853585
Title:
Intel graphics card not detected and reverts to llvmpipe
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