1

configuration.nix

@@ -15,7 +15,38 @@ in {
     ./programs/hyprland.nix
   ];
 
-  services.logind.lidSwitch = "suspend";
+  services.logind = {
+    lidSwitch = "suspend-then-hibernate";
+    lidSwitchExternalPower = "suspend";
+    lidSwitchDocked = "ignore";
+    powerKey = "poweroff";
+    powerKeyLongPress = "poweroff";
+  };
+
+  systemd.sleep.extraConfig = ''
+    HibernateDelaySec=30min
+    SuspendState=mem
+  '';
+
+  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_BOOST_ON_BAT = 0;
+      CPU_BOOST_ON_AC = 1;
+      PLATFORM_PROFILE_ON_AC = "performance";
+      PLATFORM_PROFILE_ON_BAT = "low-power";
+      START_CHARGE_THRESH_BAT0 = 75;
+      STOP_CHARGE_THRESH_BAT0 =
+        80; # remove these two if your laptop doesn't support charge thresholds
+    };
+  };
+  powerManagement.enable = true;
+
+  services.power-profiles-daemon.enable = false;
 
   nixpkgs.config.allowUnfree = true;
 

flake.lock

@@ -187,11 +187,11 @@
         "xdph": "xdph"
       },
       "locked": {
-        "lastModified": 1778165951,
-        "narHash": "sha256-3pTCdJ6k64iLdE86fDxHi6TWdEHOwvQRP4B4N/5ARRE=",
+        "lastModified": 1778199997,
+        "narHash": "sha256-vmCYnK7/iRQGWj+s0l3+cf/IVoUcCTrlFtgUCTwRdjU=",
         "owner": "hyprwm",
         "repo": "Hyprland",
-        "rev": "acba1c440b4e5b23338b068611710ee8e3fb8d54",
+        "rev": "de9f8dc9831d921cd1ee30d5d14f45f0e345a8ca",
         "type": "github"
       },
       "original": {
@@ -364,11 +364,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1777492286,
-        "narHash": "sha256-PwuoEJQcjSKJNP5T55qhfDwIP0tw5zxEhfu8GDfKfeg=",
+        "lastModified": 1778179779,
+        "narHash": "sha256-Ri6rVf54CRD3aISHLhSY6H4tBScVjm9ebkv7rF2lcZM=",
         "owner": "hyprwm",
         "repo": "hyprutils",
-        "rev": "ec5c0c709706bad5b82f667fd8758eae442577ce",
+        "rev": "3e170e5ad010602671f5f25b327e8bdb8fdd532c",
         "type": "github"
       },
       "original": {

hardware-configuration.nix

@@ -4,11 +4,10 @@
 { config, lib, pkgs, modulesPath, ... }:
 
 {
-  imports =
-    [ (modulesPath + "/installer/scan/not-detected.nix")
-    ];
+  imports = [ (modulesPath + "/installer/scan/not-detected.nix") ];
 
-  boot.initrd.availableKernelModules = [ "xhci_pci" "thunderbolt" "nvme" "usb_storage" "sd_mod" ];
+  boot.initrd.availableKernelModules =
+    [ "xhci_pci" "thunderbolt" "nvme" "usb_storage" "sd_mod" ];
   boot.initrd.kernelModules = [ ];
   boot.kernelModules = [ "kvm-intel" ];
   boot.kernelParams = [ "quiet" "modprobe.blacklist=dvb_usb_rtl28xxu" ];
@@ -20,26 +19,28 @@
     options = [ "size=8G" "mode=1777" ];
   };
 
-  fileSystems."/" =
-    { device = "/dev/disk/by-uuid/f4bf5b26-3959-4087-ad60-b5eaaf9c7cd5";
+  fileSystems."/" = {
+    device = "/dev/disk/by-uuid/f4bf5b26-3959-4087-ad60-b5eaaf9c7cd5";
     fsType = "ext4";
   };
 
-  boot.initrd.luks.devices."luks-28e5a617-073a-4385-9fc2-f0620a8ead08".device = "/dev/disk/by-uuid/28e5a617-073a-4385-9fc2-f0620a8ead08";
+  boot.initrd.luks.devices."luks-28e5a617-073a-4385-9fc2-f0620a8ead08".device =
+    "/dev/disk/by-uuid/28e5a617-073a-4385-9fc2-f0620a8ead08";
 
-  fileSystems."/boot" =
-    { device = "/dev/disk/by-uuid/40B6-4877";
+  fileSystems."/boot" = {
+    device = "/dev/disk/by-uuid/40B6-4877";
     fsType = "vfat";
     options = [ "fmask=0077" "dmask=0077" ];
   };
 
-  fileSystems."/mnt/share" =
-    { device = "/dev/disk/by-uuid/0D608CA53E06CE7A";
+  fileSystems."/mnt/share" = {
+    device = "/dev/disk/by-uuid/0D608CA53E06CE7A";
     fsType = "ntfs-3g";
     options = [ "rw" "uid=1000" "gid=100" "umask=022" ];
   };
 
-  swapDevices = [ ];
+  swapDevices = [{ device = "/dev/disk/by-label/nix-swap"; }];
+  boot.resumeDevice = "/dev/disk/by-label/nix-swap";
 
   # Enables DHCP on each ethernet and wireless interface. In case of scripted networking
   # (the default) this is the recommended approach. When using systemd-networkd it's
@@ -51,5 +52,6 @@
   services.udev.packages = [ pkgs.rtl-sdr ];
 
   nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
-  hardware.cpu.intel.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
+  hardware.cpu.intel.updateMicrocode =
+    lib.mkDefault config.hardware.enableRedistributableFirmware;
 }

pkgs/util.nix

@@ -75,4 +75,5 @@ with pkgs; [
   cachix
   hyprpolkitagent
   mako
+  parted
 ]