modules/by-name/po/power/module.nix


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# nixos-config - My current NixOS configuration
#
# Copyright (C) 2025 Benedikt Peetz <benedikt.peetz@b-peetz.de>
# SPDX-License-Identifier: GPL-3.0-or-later
#
# This file is part of my nixos-config.
#
# You should have received a copy of the License along with this program.
# If not, see <https://www.gnu.org/licenses/gpl-3.0.txt>.
{
  config,
  lib,
  ...
}: let
  cfg = config.soispha.power;
in {
  options.soispha.power = {
    enable = lib.mkEnableOption "power optimizations";
  };

  config = lib.mkIf cfg.enable {
    # see this for reference: https://github.com/NixOS/nixpkgs/issues/211345
    services = {
      # conflicts with tlp
      power-profiles-daemon.enable = false;

      thermald.enable = true;

      tlp = {
        enable = true;
        settings = {
          CPU_BOOST_ON_AC = 1;
          CPU_BOOST_ON_BAT = 0;
          CPU_SCALING_GOVERNOR_ON_AC = "performance";
          CPU_SCALING_GOVERNOR_ON_BAT = "powersave";
          SATA_LINKPWR_ON_AC = "max_performance";
          SATA_LINKPWR_ON_BAT = "min_power";
        };
      };
    };
  };
}