fix

modules/system/power.nix

@@ -0,0 +1,28 @@
+{
+  lib,
+  config,
+  ...
+}:
+let
+  cfg = config.my.system.power;
+in
+{
+  options.my.system.power = {
+    enable = lib.mkEnableOption "power management";
+  };
+
+  config = lib.mkIf cfg.enable {
+    boot.kernelParams = [
+      "mem_sleep_default=deep"
+    ];
+
+    powerManagement = {
+      enable = true;
+      powertop.enable = true;
+    };
+
+    services.power-profiles-daemon.enable = true;
+    services.tlp.enable = false;
+    services.upower.enable = true;
+  };
+}