zephyrus: enable tlp service and hardware module

flake.lock

@@ -53,6 +53,22 @@
         "type": "github"
       }
     },
+    "nixos-hardware": {
+      "locked": {
+        "lastModified": 1627212500,
+        "narHash": "sha256-KMUQCT3JSqznp+dR6BTvbwLqPFErjNlotVpkp/P/ZmM=",
+        "owner": "NixOS",
+        "repo": "nixos-hardware",
+        "rev": "03e7686c72345f237405c0b46b153dccd3ec9913",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "master",
+        "repo": "nixos-hardware",
+        "type": "github"
+      }
+    },
     "nixpkgs": {
       "locked": {
         "lastModified": 1627131378,
@@ -90,6 +106,7 @@
         "emacs-overlay": "emacs-overlay",
         "flake-utils": "flake-utils",
         "home-manager": "home-manager",
+        "nixos-hardware": "nixos-hardware",
         "nixpkgs": "nixpkgs",
         "nixpkgs-unstable": "nixpkgs-unstable"
       }

flake.nix

@@ -36,6 +36,13 @@
       repo = "flake-utils";
       ref = "master";
     };
+
+    nixos-hardware = {
+      type = "github";
+      owner = "NixOS";
+      repo = "nixos-hardware";
+      ref = "master";
+    };
   };
 
   outputs = { self, nixpkgs, home-manager, ... } @inputs: {
@@ -123,6 +130,10 @@
           modules = [
             ./zephyrus.nix
 
+            inputs.nixos-hardware.nixosModules.common-cpu-intel
+            inputs.nixos-hardware.nixosModules.common-pc-laptop
+            inputs.nixos-hardware.nixosModules.common-pc-ssd
+
             home-manager.nixosModule
             self.nixosModules.home
 

hosts/zephyrus/default.nix

@@ -53,6 +53,15 @@ in
       xkbVariant = "us";
       libinput.enable = true;
     };
+    tlp = {
+      settings = {
+        CPU_SCALING_GOVERNOR_ON_AC = "performance";
+        CPU_SCALING_GOVERNOR_ON_BAT = "powersave";
+
+        START_CHARGE_THRESH_BAT0 = 70;
+        STOP_CHARGE_THRESH_BAT0 = 80;
+      };
+    };
   };
   my.displayManager.sddm.enable = true;
 

hosts/zephyrus/hardware-configuration.nix

@@ -41,4 +41,6 @@
   swapDevices = [ ];
 
   powerManagement.cpuFreqGovernor = lib.mkDefault "powersave";
+
+  hardware.enableRedistributableFirmware = true;
 }