nixos/profiles/tlp.nix

   1 { lib, config, ... }:
   2 with lib;
   3 {
   4   # Preloading the kernel modules to avoid:
   5   # tlp: Error in configuration at CPU_SCALING_GOVERNOR_ON_BAT="powersave": governor not available. Skipped.
   6   boot.initrd.kernelModules = [
   7     "cpufreq_ondemand"
   8     "cpufreq_powersave"
   9   ];
  10   services.tlp = {
  11     # Gnome 40 introduced a new way of managing power, without tlp.
  12     enable = mkDefault (!config.services.power-profiles-daemon.enable);
  13     settings = {
  14       CPU_SCALING_GOVERNOR_ON_AC = "ondemand";
  15       CPU_SCALING_GOVERNOR_ON_BAT = "powersave";
  16     };
  17   };
  18 }