nixos-mods/improvedDefaults: add powertop-tlp

nix/nixos-modules/improvedDefaults/default.nix

@@ -11,6 +11,7 @@ in
 
   imports = [
     ./command-not-found.nix
+    ./powertop-tlp.nix
   ];
 
 

nix/nixos-modules/improvedDefaults/powertop-tlp.nix

@@ -0,0 +1,30 @@
+{ config
+, lib
+, pkgs
+, ...
+}:
+let
+  cfg = config.x-banananetwork.improvedDefaults;
+in
+{
+
+
+  config = lib.mkIf cfg.enable (
+    let
+      powertop = config.powerManagement.powertop;
+      tlp = config.services.tlp;
+    in
+    {
+
+      assertions = [
+        {
+          assertion = tlp.enable -> !powertop.enable;
+          message = "tlp makes powertop service useless, see https://linrunner.de/tlp/faq/powertop.html#does-powertop-conflict-with-tlp";
+        }
+      ];
+
+    }
+  );
+
+
+}