[xpadneo] Moved to it's own config. Adds an env var for steam.

system/hosts/altair/hardware-configuration.nix

@@ -32,14 +32,6 @@
     };
     kernelModules = [ "kvm-intel" ];
     extraModulePackages = [ ];
-
-    # disable_ertm is required for xpadneo to connect properly and establish a
-    # data connection.  enable_autosuspend is to prevent Linux from putting the
-    # BT radio to sleep and causing a disconnect.
-    extraModprobeConfig = ''
-      options bluetooth disable_ertm=1
-      options btusb enable_autosuspend=0
-    '';
   };
 
   fileSystems = {
@@ -115,16 +107,6 @@
       # Enable the nvidia-settings menu?
       nvidiaSettings = true;
     };
-    # Wireless xbox controllers
-    xpadneo = {
-      enable = true;
-      settings = {
-        disable_mouse = 1;
-      };
-    };
-    # Hardwire xbox controllers.
-    xone.enable = true;
-    bluetooth.enable = true;
   };
 
   # Add a udev rule to prevent the mouse from waking the system.  Note that it