Add my.isLaptop variable

customOptions.nix

@@ -1,14 +1,22 @@
 {lib,...}:{
 
-options.my.highDPI = lib.mkOption {
-    description = "If the device has a high DPI screen";
-    default = true;
-    type = lib.types.bool;
-  };
+  options.my = {
+    highDPI = lib.mkOption {
+      description = "If the device has a high DPI screen";
+      default = true;
+      type = lib.types.bool;
+    };
 
-options.my.includeTLP = lib.mkOption {
-    description = "If the device should get TLP";
-    default = true;
-    type = lib.types.bool;
+    includeTLP = lib.mkOption {
+      description = "If the device should get TLP";
+      default = true;
+      type = lib.types.bool;
+    };
+
+    isLaptop = lib.mkOption {
+      description = "If the device is a laptop";
+      default = false;
+      type = lib.types.bool;
+    };
   };
 }

home-manager/default.nix

@@ -120,11 +120,10 @@ in
       studio-link
       python3.pkgs.brother-ql
 
-    ] ++ lib.optionals (config.networking.hostName == "jimbo") [
-      networkmanager
-    ] ++ lib.optionals (config.networking.hostName == "milhouse") [
+    ] ++ lib.optionals (config.my.isLaptop) [
       networkmanager
     ];
+
     home.stateVersion = "21.11";
 
     gtk = {

machines/smithers/configuration.nix

@@ -14,6 +14,9 @@
   # disable the include of TLP because we get the fancy AMD one from nixos-hardwware
   my.includeTLP = false;
 
+  # Smithers is a laptop
+  my.isLaptop = true;
+
   # Don't wake from sleep if plugged into AC
   hardware.framework.amd-7040.preventWakeOnAC = true;
 

overlay

@@ -1 +1 @@
-Subproject commit 83947293966a99621d28fdfe05dd92ca33528574
+Subproject commit 87e002697a0bb6883824f1ce8395a67638c6fb49