From afb2fe70d7c07e3de6e26fdca154ad658f5f0132 Mon Sep 17 00:00:00 2001
From: larstvei <larstvei@ifi.uio.no>
Date: Fri, 29 Aug 2025 13:40:19 +0200
Subject: [PATCH] Disable internal keyboard when external (Voyager) is
 connected

---
 hosts/thinkpad/keyboard.nix | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/hosts/thinkpad/keyboard.nix b/hosts/thinkpad/keyboard.nix
index b6d8033..ae62926 100644
--- a/hosts/thinkpad/keyboard.nix
+++ b/hosts/thinkpad/keyboard.nix
@@ -1,4 +1,12 @@
+{ pkgs, ... }:
 {
+
+  # Disable internal keyboard when external (Voyager) is connected
+  services.udev.extraRules = ''
+    ACTION=="add",    SUBSYSTEM=="input", KERNEL=="event*", ENV{DEVLINKS}=="*usb-ZSA_Technology_Labs_Voyager-event-kbd*", RUN+="${pkgs.kmod}/bin/modprobe -r atkbd"
+    ACTION=="remove", SUBSYSTEM=="input", KERNEL=="event*", ENV{DEVLINKS}=="*usb-ZSA_Technology_Labs_Voyager-event-kbd*", RUN+="${pkgs.kmod}/bin/modprobe atkbd"
+  '';
+
   services.kanata = {
     enable = true;
     keyboards = {