steam tinkering

hosts/cnix/default.nix

@@ -23,6 +23,7 @@ in {
       "docker"
       "libvirtd"
       "network"
+      "gamemode"
     ];
   };
 

hosts/cnix/hardware-configuration.nix

@@ -7,10 +7,8 @@
   pkgs,
   modulesPath,
   ...
-}:
-
-{
-  imports = [ (modulesPath + "/installer/scan/not-detected.nix") ];
+}: {
+  imports = [(modulesPath + "/installer/scan/not-detected.nix")];
 
   boot = {
     initrd = {
@@ -21,17 +19,19 @@
         "usbhid"
         "usb_storage"
         "sd_mod"
+        "amdgpu"
       ];
-      kernelModules = [ ];
+      kernelModules = [];
     };
-    kernelModules = [ "kvm-amd" ];
-    kernelPackages = pkgs.linuxPackages_latest;
+    kernelModules = ["kvm-amd"];
+    kernelPackages = pkgs.linuxPackages_zen;
     consoleLogLevel = 3;
     kernelParams = [
       "quiet"
       "splash"
+      "amdgpu.ppfeaturemask=0xffffffff"
     ];
-    extraModulePackages = [ ];
+    extraModulePackages = [];
   };
 
   fileSystems."/" = {
@@ -50,7 +50,7 @@
     ];
   };
 
-  swapDevices = [ ];
+  swapDevices = [];
 
   # 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