{ config, lib, pkgs, ... }: with lib; { options = { hardware.sane.dsseries.enable = mkEnableOption "Brother DSSeries scan backend" // { description = '' When enabled, will automatically register the "dsseries" SANE backend. This supports the Brother DSmobile scanner series, including the DS-620, DS-720D, DS-820W, and DS-920DW scanners. ''; }; }; config = mkIf (config.hardware.sane.enable && config.hardware.sane.dsseries.enable) { hardware.sane.extraBackends = [ pkgs.dsseries ]; services.udev.packages = [ pkgs.dsseries ]; boot.kernelModules = [ "sg" ]; }; }