1 files changed, 55 insertions, 0 deletions
diff --git a/nixos/modules/services/hardware/power-profiles-daemon.nix b/nixos/modules/services/hardware/power-profiles-daemon.nix
new file mode 100644
index 00000000000..4144bc66708
--- /dev/null
+++ b/nixos/modules/services/hardware/power-profiles-daemon.nix
@@ -0,0 +1,55 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+
+let
+  cfg = config.services.power-profiles-daemon;
+  package = pkgs.power-profiles-daemon;
+in
+
+{
+
+  ###### interface
+
+  options = {
+
+    services.power-profiles-daemon = {
+
+      enable = mkOption {
+        type = types.bool;
+        default = false;
+        description = ''
+          Whether to enable power-profiles-daemon, a DBus daemon that allows
+          changing system behavior based upon user-selected power profiles.
+        '';
+      };
+
+    };
+
+  };
+
+
+  ###### implementation
+
+  config = mkIf cfg.enable {
+
+    assertions = [
+      { assertion = !config.services.tlp.enable;
+        message = ''
+          You have set services.power-profiles-daemon.enable = true;
+          which conflicts with services.tlp.enable = true;
+        '';
+      }
+    ];
+
+    environment.systemPackages = [ package ];
+
+    services.dbus.packages = [ package ];
+
+    services.udev.packages = [ package ];
+
+    systemd.packages = [ package ];
+
+  };
+
+}