_: {
  hardware = {
    # Wireless xbox controllers
    xpadneo = {
      enable = true;
      settings = {
        disable_mouse = 1;
      };
    };

    # Hardwired xbox controllers.
    xone.enable = true;
  };

  # 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.
  boot.extraModprobeConfig = ''
    options bluetooth disable_ertm=1
    options btusb enable_autosuspend=0
  '';

  # Steam also needs HID API to be off so SDL will read directly from evdev,
  # otherwise it won't get any events from xpadneo.
  environment.sessionVariables.SDL_JOYSTICK_HIDAPI = "0";
}