chore(update): remove lix patch, minor waybar changes

modules/nixos/services/virtualisation/vfio.nix

@@ -0,0 +1,41 @@
+{ lib, config, ... }:
+let
+  gpuIDs = [
+    "1002:13c0"
+    "1002:1640"
+  ];
+
+  vfioIds = "vfio-pci.ids=" + lib.concatStringsSep "," gpuIDs;
+  baseBootKernelParams = config.boot.kernelParams or [ ];
+  cfg = config.nixos.services.virtualisation.vfio;
+in
+{
+  options = {
+    nixos.services.virtualisation.vfio.enable =
+      lib.mkEnableOption "Enable VFIO passthrough for the iGPU";
+  };
+
+  config = lib.mkIf cfg.enable {
+    boot = {
+      initrd.kernelModules = [
+        "vfio_pci"
+        "vfio"
+        "vfio_iommu_type1"
+      ];
+
+      kernelParams = [
+        "amd_iommu=on"
+        "iommu=pt"
+      ]
+      ++ [ vfioIds ];
+    };
+
+    specialisation.vfio.configuration = {
+      system.nixos.tags = [ "vfio" ];
+      boot = {
+        kernelParams = baseBootKernelParams ++ [ vfioIds ];
+        blacklistedKernelModules = [ "amdgpu:0f:00.0" ];
+      };
+    };
+  };
+}