121 lines
		
	
	
		
			2.6 KiB
		
	
	
	
		
			Nix
		
	
	
	
	
	
			
		
		
	
	
			121 lines
		
	
	
		
			2.6 KiB
		
	
	
	
		
			Nix
		
	
	
	
	
	
| { config, lib, pkgs, ... }:
 | |
| 
 | |
| with lib;
 | |
| 
 | |
| let
 | |
| 
 | |
| cfg = config.services.tlp;
 | |
| 
 | |
| enableRDW = config.networking.networkmanager.enable;
 | |
| 
 | |
| tlp = pkgs.tlp.override {
 | |
|   inherit enableRDW;
 | |
| };
 | |
| 
 | |
| # XXX: We can't use writeTextFile + readFile here because it triggers
 | |
| # TLP build to get the .drv (even on --dry-run).
 | |
| confFile = pkgs.runCommand "tlp"
 | |
|   { config = cfg.extraConfig;
 | |
|     passAsFile = [ "config" ];
 | |
|     preferLocalBuild = true;
 | |
|   }
 | |
|   ''
 | |
|     cat ${tlp}/etc/default/tlp > $out
 | |
|     cat $configPath >> $out
 | |
|   '';
 | |
| 
 | |
| in
 | |
| 
 | |
| {
 | |
| 
 | |
|   ###### interface
 | |
| 
 | |
|   options = {
 | |
| 
 | |
|     services.tlp = {
 | |
| 
 | |
|       enable = mkOption {
 | |
|         type = types.bool;
 | |
|         default = false;
 | |
|         description = "Whether to enable the TLP daemon.";
 | |
|       };
 | |
| 
 | |
|       extraConfig = mkOption {
 | |
|         type = types.lines;
 | |
|         default = "";
 | |
|         description = "Additional configuration variables for TLP";
 | |
|       };
 | |
| 
 | |
|     };
 | |
| 
 | |
|   };
 | |
| 
 | |
| 
 | |
|   ###### implementation
 | |
| 
 | |
|   config = mkIf cfg.enable {
 | |
| 
 | |
|     powerManagement.scsiLinkPolicy = null;
 | |
|     powerManagement.cpuFreqGovernor = null;
 | |
|     powerManagement.cpufreq.max = null;
 | |
|     powerManagement.cpufreq.min = null;
 | |
| 
 | |
|     systemd.sockets.systemd-rfkill.enable = false;
 | |
| 
 | |
|     systemd.services = {
 | |
|       "systemd-rfkill@".enable = false;
 | |
|       systemd-rfkill.enable = false;
 | |
| 
 | |
|       tlp = {
 | |
|         description = "TLP system startup/shutdown";
 | |
| 
 | |
|         after = [ "multi-user.target" ];
 | |
|         wantedBy = [ "multi-user.target" ];
 | |
|         before = [ "shutdown.target" ];
 | |
|         restartTriggers = [ confFile ];
 | |
| 
 | |
|         serviceConfig = {
 | |
|           Type = "oneshot";
 | |
|           RemainAfterExit = true;
 | |
|           ExecStart = "${tlp}/bin/tlp init start";
 | |
|           ExecStop = "${tlp}/bin/tlp init stop";
 | |
|         };
 | |
|       };
 | |
| 
 | |
|       tlp-sleep = {
 | |
|         description = "TLP suspend/resume";
 | |
| 
 | |
|         wantedBy = [ "sleep.target" ];
 | |
|         before = [ "sleep.target" ];
 | |
| 
 | |
|         unitConfig = {
 | |
|           StopWhenUnneeded = true;
 | |
|         };
 | |
| 
 | |
|         serviceConfig = {
 | |
|           Type = "oneshot";
 | |
|           RemainAfterExit = true;
 | |
|           ExecStart = "${tlp}/bin/tlp suspend";
 | |
|           ExecStop = "${tlp}/bin/tlp resume";
 | |
|         };
 | |
|       };
 | |
|     };
 | |
| 
 | |
|     services.udev.packages = [ tlp ];
 | |
| 
 | |
|     environment.etc = [{ source = confFile;
 | |
|                          target = "default/tlp";
 | |
|                        }
 | |
|                       ] ++ optional enableRDW {
 | |
|                         source = "${tlp}/etc/NetworkManager/dispatcher.d/99tlp-rdw-nm";
 | |
|                         target = "NetworkManager/dispatcher.d/99tlp-rdw-nm";
 | |
|                       };
 | |
| 
 | |
|     environment.systemPackages = [ tlp ];
 | |
| 
 | |
|     boot.kernelModules = [ "msr" ];
 | |
| 
 | |
|   };
 | |
| 
 | |
| }
 | 
