gerg-desktop: remove vfio pain

hosts/gerg-desktop/_vfio.nix

@@ -26,6 +26,14 @@ let
   };
 in
 {
+  #hardware.amdgpu = {
+  #  amdvlk = {
+  #    enable = true;
+  #    support32Bit.enable = true;
+  #  };
+  #  initrd.enable = true;
+  #  opencl.enable = true;
+  #};
   environment.etc = {
     "Xorg/1_mon.conf".source = "${_dir}/1_mon.conf";
     "Xorg/2_mon.conf".source = "${_dir}/2_mon.conf";
@@ -33,6 +41,8 @@ in
 
   services.xserver = {
 
+    videoDrivers = ["amdgpu"];
+
     displayManager.setupCommands = lib.mkBefore ''
       if ! [ -e "/etc/Xorg/ONE_MONITOR" ] ; then
         ${lib.getExe cfg_monitors}

hosts/gerg-desktop/main.nix

@@ -75,18 +75,20 @@
       #sync.enable = true;
     };
   };
-  services.xserver.videoDrivers = [
+  services.xserver = {
+    videoDrivers = [
       "nvidia"
-    "amdgpu"
     ];
-
-  hardware.amdgpu = {
-    amdvlk = {
-      enable = true;
-      support32Bit.enable = true;
-    };
-    initrd.enable = true;
-    opencl.enable = true;
+    displayManager.setupCommands = lib.mkBefore ''
+      ${lib.getExe pkgs.xorg.xrandr} \
+        --output DP-0 \
+        --mode 3440x1440 \
+        --rate 120 \
+        --primary \
+        --output HDMI-0 \
+        --mode 1920x1080 \
+        --rate 120
+    '';
   };
 
   programs = {