From 7d1c0d753d91d1949ac8cb27fde2f8d751323c66 Mon Sep 17 00:00:00 2001
From: aleksana <me@aleksana.moe>
Date: Thu, 1 Jan 2026 20:55:57 +0800
Subject: [PATCH] nixos/tlp: add pd options

---
 nixos/modules/services/hardware/tlp.nix | 34 +++++++++++++++++++++++--
 1 file changed, 32 insertions(+), 2 deletions(-)

diff --git a/nixos/modules/services/hardware/tlp.nix b/nixos/modules/services/hardware/tlp.nix
index 63126123f532..9cb29c65ea98 100644
--- a/nixos/modules/services/hardware/tlp.nix
+++ b/nixos/modules/services/hardware/tlp.nix
@@ -26,6 +26,12 @@ in
         description = "Whether to enable the TLP power management daemon.";
       };
 
+      pd = {
+        enable = lib.mkEnableOption "the power-rofiles-daemon like DBus interface for TLP";
+
+        package = lib.mkPackageOption pkgs "tlp-pd" { };
+      };
+
       settings = lib.mkOption {
         type =
           with lib.types;
@@ -80,6 +86,23 @@ in
           Set `services.tlp.settings.SATA_LINKPWR_ON_AC` and `services.tlp.settings.SATA_LINKPWR_ON_BAT` instead.
         '';
       }
+      {
+        assertion = cfg.pd.enable -> !config.services.power-profiles-daemon.enable;
+        message = ''
+          `services.tlp.pd` and `services.power-profiles-daemon` cannot be enabled together,
+          because they are using the same dbus interface and have the same functionality.
+          Generally, `services.tlp.pd` should be preferred as upstream does not recommend
+          using tlp together with power-profiles-daemon.
+          Set `services.power-profiles-daemon.enable` to `false` to resolve this error.
+        '';
+      }
+      {
+        assertion = cfg.pd.enable -> !(config.services.tuned.enable && config.services.tuned.ppdSupport);
+        message = ''
+          `services.tlp.pd` and `services.tuned.ppdSupport` cannot be enabled together,
+          because they are using the same dbus interface and have the same functionality.
+        '';
+      }
     ];
 
     environment.etc = {
@@ -90,7 +113,10 @@ in
         "${cfg.package}/lib/NetworkManager/dispatcher.d/99tlp-rdw-nm";
     };
 
-    environment.systemPackages = [ cfg.package ];
+    environment.systemPackages = [
+      cfg.package
+    ]
+    ++ lib.optionals cfg.pd.enable [ cfg.pd.package ];
 
     services.tlp.settings =
       let
@@ -112,7 +138,11 @@ in
       # use native tlp instead because it can also differentiate between AC/BAT
       services.cpufreq.enable = false;
 
-      packages = [ cfg.package ];
+      packages = [
+        cfg.package
+      ]
+      ++ lib.optionals cfg.pd.enable [ cfg.pd.package ];
+
       # XXX: These must always be disabled/masked according to [1].
       #
       # [1]: https://github.com/linrunner/TLP/blob/a9ada09e0821f275ce5f93dc80a4d81a7ff62ae4/tlp-stat.in#L319