From aa5e31a7f6bb79308f3dfd37ba8a9eed2a69135a Mon Sep 17 00:00:00 2001
From: Tyler Mayoff <tyler@tylermayoff.com>
Date: Sun, 6 Jul 2025 00:56:06 -0400
Subject: [PATCH] enable hibernation

---
 dot_config/flake/machines/wash/configuration.nix          | 8 ++++++++
 dot_config/flake/machines/wash/hardware-configuration.nix | 3 +++
 2 files changed, 11 insertions(+)

diff --git a/dot_config/flake/machines/wash/configuration.nix b/dot_config/flake/machines/wash/configuration.nix
index b70aa42..1ad1f7c 100644
--- a/dot_config/flake/machines/wash/configuration.nix
+++ b/dot_config/flake/machines/wash/configuration.nix
@@ -109,6 +109,14 @@
 
   services.flatpak.enable = true;
 
+  services.power-profiles-daemon.enable = true;
+  services.logind.lidSwitch = "suspend-then-hibernate";
+  systemd.sleep.extraConfig = ''
+    HibernateDelaySec=30m
+    SuspendState=mem
+  '';
+  boot.kernelParams = ["mem_sleep_default=deep"];
+
   # Enable touchpad support (enabled default in most desktopManager).
   # services.xserver.libinput.enable = true;
 
diff --git a/dot_config/flake/machines/wash/hardware-configuration.nix b/dot_config/flake/machines/wash/hardware-configuration.nix
index 6ae3ebf..051ed98 100644
--- a/dot_config/flake/machines/wash/hardware-configuration.nix
+++ b/dot_config/flake/machines/wash/hardware-configuration.nix
@@ -11,8 +11,11 @@
   boot.initrd.availableKernelModules = [ "nvme" "xhci_pci" "thunderbolt" "usb_storage" "sd_mod" ];
   boot.initrd.kernelModules = [ ];
   boot.kernelModules = [ "kvm-amd" ];
+  boot.resumeDevice = "/dev/disk/by-uuid/eac18653-6290-46d3-b925-c1974f2c8f48";
   boot.extraModulePackages = [ ];
 
+  powerManagement.enable = true;
+
   fileSystems."/" =
     { device = "/dev/disk/by-uuid/16fd6400-4e28-4d88-8719-a76aa590f59c";
       fsType = "ext4";