Displaylink: Difference between revisions

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$ nix-prefetch-url --name displaylink.zip http://assets.displaylink.com/live/downloads/software/f1369_DisplayLink%20USB%20Graphics%20Software%20for%20Ubuntu%205.2.zip\?AWSAccessKeyId\=AKIAJHGQWPVXWHEDJUEA\&Expires\=1579838008\&Signature\=4UidRIwBYLZPHSf2EkcyLFKb%2B8o%3D
$ nix-prefetch-url --name displaylink.zip http://assets.displaylink.com/live/downloads/software/f1369_DisplayLink%20USB%20Graphics%20Software%20for%20Ubuntu%205.2.zip\?AWSAccessKeyId\=AKIAJHGQWPVXWHEDJUEA\&Expires\=1579838008\&Signature\=4UidRIwBYLZPHSf2EkcyLFKb%2B8o%3D
</nowiki>}}
</nowiki>}}
Before the monitor can be used by {{ic|xrandr}}, you will need to run the following command, which can be added to e.g. your {{ic|~/.xprofile}} (this is not necessary since NixOS 20.03):
{{bc|<nowiki>$ xrandr --setprovideroutputsource 1 0</nowiki>}}


====Connecting a second external monitor====
====Connecting a second external monitor====

Revision as of 16:22, 15 November 2021

DisplayLink monitors

In order to use Displaylink monitors over USB, such as the ASUS MB16AC, the displaylink driver needs to be installed:

$ services.xserver.videoDrivers = [ "displaylink" "modesetting" ];

Since these drivers depend on binary unfree blobs, you will need to first add it to your nix-store. Go to https://www.displaylink.com/downloads/ubuntu to get the appropriate driver version and note the download URL you get after accepting the EULA. Then (example):

$ nix-prefetch-url --name displaylink.zip http://assets.displaylink.com/live/downloads/software/f1369_DisplayLink%20USB%20Graphics%20Software%20for%20Ubuntu%205.2.zip\?AWSAccessKeyId\=AKIAJHGQWPVXWHEDJUEA\&Expires\=1579838008\&Signature\=4UidRIwBYLZPHSf2EkcyLFKb%2B8o%3D

Connecting a second external monitor

In order to add a second external monitor you can add the following to your configuration:

services.xserver.displayManager.sessionCommands = ''
    ${lib.getBin pkgs.xorg.xrandr}/bin/xrandr --setprovideroutputsource 2 0
'';