From 48c411f1b645aa82ea32da0426026573fa01472c Mon Sep 17 00:00:00 2001
From: Don Harper <duck@duckland.org>
Date: Tue, 1 Apr 2025 07:30:48 -0500
Subject: [PATCH] add tpl to workstation

---
 hosts/book/default.nix        |  2 ++
 hosts/loki/default.nix        |  3 ++-
 hosts/workstation/default.nix |  2 ++
 hosts/workstation/tlp.nix     | 27 +++++++++++++++++++++++++++
 4 files changed, 33 insertions(+), 1 deletion(-)
 create mode 100644 hosts/workstation/tlp.nix

diff --git a/hosts/book/default.nix b/hosts/book/default.nix
index 8922d9e..38c018a 100644
--- a/hosts/book/default.nix
+++ b/hosts/book/default.nix
@@ -18,6 +18,8 @@
     kmscon.enable = true;
     kvm.enable = false;
     games.enable = false;
+    wine.enable = false;
+    tlp.enable = true;
   };
   wm = {
     sway.enable = true;
diff --git a/hosts/loki/default.nix b/hosts/loki/default.nix
index 6c54624..fb8c08f 100644
--- a/hosts/loki/default.nix
+++ b/hosts/loki/default.nix
@@ -26,7 +26,8 @@
     kmscon.enable = true;
     kvm.enable = true;
     games.enable = true;
-    # wine.enable = false;
+    wine.enable = false;
+    tlp.enable = true;
   };
   wm = {
     sway.enable = true;
diff --git a/hosts/workstation/default.nix b/hosts/workstation/default.nix
index 10fdfb0..8b0b637 100644
--- a/hosts/workstation/default.nix
+++ b/hosts/workstation/default.nix
@@ -38,6 +38,7 @@ in {
     ./upgrade-diff.nix
     ./kmscon.nix
     ./wine.nix
+    ./tlp.nix
   ];
 
   # Enable networking
@@ -249,6 +250,7 @@ in {
     pulseaudio
     ruby
     sops
+    toot
     udiskie
     wireplumber
     wlsunset
diff --git a/hosts/workstation/tlp.nix b/hosts/workstation/tlp.nix
new file mode 100644
index 0000000..db7ab29
--- /dev/null
+++ b/hosts/workstation/tlp.nix
@@ -0,0 +1,27 @@
+{ pkgs, inputs, config, lib, ... }:
+with lib;
+let cfg = config.roles.tlp;
+in {
+  options.roles.tlp = { enable = mkEnableOption "roles tlp"; };
+  config = mkIf cfg.enable {
+    services.tlp = {
+      enable = true;
+      settings = {
+        CPU_SCALING_GOVERNOR_ON_AC = "performance";
+        CPU_SCALING_GOVERNOR_ON_BAT = "powersave";
+
+        CPU_ENERGY_PERF_POLICY_ON_BAT = "power";
+        CPU_ENERGY_PERF_POLICY_ON_AC = "performance";
+
+        CPU_MIN_PERF_ON_AC = 0;
+        CPU_MAX_PERF_ON_AC = 100;
+        CPU_MIN_PERF_ON_BAT = 0;
+        CPU_MAX_PERF_ON_BAT = 20;
+
+        #Optional helps save long term battery health
+        START_CHARGE_THRESH_BAT0 = 40; # 40 and below it starts to charge
+        STOP_CHARGE_THRESH_BAT0 = 80; # 80 and above it stops charging
+      };
+    };
+  };
+}