{ den, modules, ... }:
{
  modules.tlp = {
    homeManager = { };
    nixos = {
      services.tlp = {
        enable = true;
        pd.enable = true;
        settings = {
          # Wireless power saving
          WIFI_PWR_ON_BAT = "on";

          # USB autosuspend
          USB_AUTOSUSPEND = "on";

          # SATA drive power management
          SATA_LINKPWR_ON_BAT = "min_power";

          # PCI Express Active-State Power Management (ASPM)
          PCIE_ASPM_ON_BAT = "powersupersave";

          RUNTIME_PM_ON_AC = "auto";
          RUNTIME_PM_ON_BAT = "auto";

          # Disable Bluetooth on battery
          # DEVICES_TO_DISABLE_ON_BAT = "bluetooth";

          # Restore brightness on battery
          RESTORE_BRIGHTNESS_ON_BAT = "1";
          PCIE_ASPM_ON_AC = "balanced";
          DEVICES_TO_DISABLE_ON_BAT_NOT_IN_USE = "bluetooth";
          INTEL_GPU_MAX_FREQ_ON_AC = 0;
          INTEL_GPU_MAX_FREQ_ON_BAT = 800;
          INTEL_GPU_BOOST_FREQ_ON_AC = 0;
          INTEL_GPU_BOOST_FREQ_ON_BAT = 800;

          # CPU_MAX_PERF_ON_BAT = 30;

          # CPU_SCALING_GOVERNOR_ON_AC = "performance";
          # CPU_SCALING_GOVERNOR_ON_BAT = "schedutil";
          # CPU_HWP_DYN_BOOST_ON_AC = "1";
          # CPU_HWP_DYN_BOOST_ON_BAT = "0";
          # CPU_ENERGY_PERF_POLICY_ON_BAT = "power";
          # CPU_ENERGY_PERF_POLICY_ON_AC = "performance";
          MAX_LOST_WORK_SECS_ON_BAT = "60";
          MAX_LOST_WORK_SECS_ON_AC = "15";
          DISK_IDLE_SECS_ON_AC = "0";
          WOL_DISABLE = "Y";
          SOUND_POWER_SAVE_CONTROLLER = "Y";
          DISK_IDLE_SECS_ON_BAT = "2";
          SOUND_POWER_SAVE_ON_BAT = "1";
          SOUND_POWER_SAVE_ON_AC = "1";
          SCHED_POWERSAVE_ON_AC = 0;
          SCHED_POWERSAVE_ON_BAT = 1;
          NMI_WATCHDOG = 0;

          PLATFORM_PROFILE_ON_AC = "balanced";
          PLATFORM_PROFILE_ON_BAT = "quiet";
          STOP_CHARGE_THRESH_BAT0 = 80;
        };
      };
    };
  };
}