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External monitors no longer recognized after update (Ubuntu 20.04) #984

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levicrews opened this issue Feb 25, 2025 · 0 comments
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@levicrews
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--------------- Linux system info ----------------

Distro: Ubuntu
Release: focal
Kernel: 5.4.0-205-generic

---------------- DisplayLink info ----------------

Driver version: 1.14.8
1.7.0
DisplayLink service status: up and running
EVDI service version: 1.7.0

------------------ Graphics card -----------------

Vendor: i915
Subsystem: 620
VGA: Intel Corporation UHD Graphics 620 (Whiskey Lake) (rev 02)
VGA (3D): 
X11 version: 1.20.13-1ubuntu1~20.04.18
X11 configs: /etc/X11/xorg.conf.d/20-displaylink.conf

-------------- DisplayLink xorg.conf -------------

File: /etc/X11/xorg.conf.d/20-displaylink.conf
Contents:
 Section "OutputClass"
    Identifier  "DisplayLink"
    MatchDriver "evdi"
    Driver      "modesetting"
    Option      "AccelMethod" "none"
EndSection

-------------------- Monitors --------------------

Providers: number : 5
Provider 0: id: 0x45 cap: 0x9, Source Output, Sink Offload crtcs: 3 outputs: 3 associated providers: 4 name:modesetting
Provider 1: id: 0x13a cap: 0x2, Sink Output crtcs: 1 outputs: 1 associated providers: 1 name:modesetting
Provider 2: id: 0x118 cap: 0x2, Sink Output crtcs: 1 outputs: 1 associated providers: 1 name:modesetting
Provider 3: id: 0xf6 cap: 0x2, Sink Output crtcs: 1 outputs: 1 associated providers: 1 name:modesetting
Provider 4: id: 0xd4 cap: 0x2, Sink Output crtcs: 1 outputs: 1 associated providers: 1 name:modesetting

-------------------------------------------------------------------

Everything was working fine until I installed a few updates last week. The other peripherals (keyboard, mouse) that are connected to the same docking station are still working fine. Here's the list of what was installed at the breaking update:

 │ Start-Date: 2025-02-17  22:07:07
 154   │ Commandline: aptdaemon role='role-commit-packages' sender=':1.137'
 155   │ Upgrade: libcamhal0:amd64 (0~git202501070628.8346d93~ubuntu20.04.1, 0~git202501070628.8346d93~ubuntu20.04.2), intel-microcode:amd64 (3.20241112.0ubuntu0.20.04.1, 3.20250211.0ubuntu0.20.04.1), libgsticam
       │ erainterface-1.0-1:amd64 (0~git202411290835.ee85264~ubuntu20.04.4, 0~git202411290835.ee85264~ubuntu20.04.5), gstreamer1.0-icamera:amd64 (0~git202411290835.ee85264~ubuntu20.04.4, 0~git202411290835.ee8526
       │ 4~ubuntu20.04.5), google-chrome-stable:amd64 (132.0.6834.83-1, 133.0.6943.98-1), docker-ce-rootless-extras:amd64 (5:27.5.0-1~ubuntu.20.04~focal, 5:27.5.1-1~ubuntu.20.04~focal), docker-buildx-plugin:amd6
       │ 4 (0.19.3-1~ubuntu.20.04~focal, 0.20.0-1~ubuntu.20.04~focal), wireless-regdb:amd64 (2022.06.06-0ubuntu1~20.04.1, 2024.07.04-0ubuntu1~20.04.1), docker-ce:amd64 (5:27.5.0-1~ubuntu.20.04~focal, 5:27.5.1-1~
       │ ubuntu.20.04~focal), libcamhal-common:amd64 (0~git202501070628.8346d93~ubuntu20.04.1, 0~git202501070628.8346d93~ubuntu20.04.2), docker-ce-cli:amd64 (5:27.5.0-1~ubuntu.20.04~focal, 5:27.5.1-1~ubuntu.20.0
       │ 4~focal), tzdata:amd64 (2024b-0ubuntu0.20.04, 2024b-0ubuntu0.20.04.1)
 156   │ End-Date: 2025-02-17  22:07:57
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