From 293621c19cf320734e5f308d6b93ad77a1deb80f Mon Sep 17 00:00:00 2001
From: wi11-holdsworth <83637728+wi11-holdsworth@users.noreply.github.com>
Date: Wed, 6 Aug 2025 21:50:59 +1000
Subject: [PATCH] install tlp on laptop

---
 hosts/laptop/configuration.nix |  1 +
 modules/nixos/features/tlp.nix | 27 +++++++++++++++++++++++++++
 2 files changed, 28 insertions(+)
 create mode 100644 modules/nixos/features/tlp.nix

diff --git a/hosts/laptop/configuration.nix b/hosts/laptop/configuration.nix
index 48570d1..eb3d930 100644
--- a/hosts/laptop/configuration.nix
+++ b/hosts/laptop/configuration.nix
@@ -16,6 +16,7 @@
   amd-gpu.enable = true;
   desktop.enable = true;
   gnome.enable = true;
+  tlp.enable = true;
 
   # config
 
diff --git a/modules/nixos/features/tlp.nix b/modules/nixos/features/tlp.nix
new file mode 100644
index 0000000..0db2b9c
--- /dev/null
+++ b/modules/nixos/features/tlp.nix
@@ -0,0 +1,27 @@
+{ config, lib, ... }:
+let
+  feature = "feature";
+in
+{
+  config = lib.mkIf config.${feature}.enable {
+    # Disable if devices take long to unsuspend (keyboard, mouse, etc)
+    powerManagement.powertop.enable = true;
+    services = {
+      power-profiles-daemon.enable = false;
+      tlp = {
+        enable = true;
+        settings = {
+          CPU_BOOST_ON_AC = 1;
+          CPU_BOOST_ON_BAT = 0;
+          CPU_SCALING_GOVERNOR_ON_AC = "performance";
+          CPU_SCALING_GOVERNOR_ON_BAT = "powersave";
+          STOP_CHARGE_THRESH_BAT0 = 95;
+        };
+      };
+    };
+  };
+
+  imports = [ ];
+
+  options.${feature}.enable = lib.mkEnableOption "enables ${feature}";
+}