From bad907bf04aa66aa2ec54cb4318c764cc83b3e4b Mon Sep 17 00:00:00 2001
From: Harald Hoyer <harald@hoyer.xyz>
Date: Fri, 22 Nov 2024 09:47:27 +0100
Subject: [PATCH] feat: add amdgpu support and update DRI_PRIME config

Added `amdgpu` to the kernel modules to provide support for AMD GPUs. Updated the `DRI_PRIME` environment variable to specify the correct PCI device.
---
 systems/x86_64-linux/x1/default.nix                | 1 +
 systems/x86_64-linux/x1/hardware-configuration.nix | 3 +--
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/systems/x86_64-linux/x1/default.nix b/systems/x86_64-linux/x1/default.nix
index 497ed36..9c753d7 100644
--- a/systems/x86_64-linux/x1/default.nix
+++ b/systems/x86_64-linux/x1/default.nix
@@ -80,6 +80,7 @@ with lib.metacfg;
     LIBVA_DRIVER_NAME = "iHD";
     # NIXOS_OZONE_WL = "1";
     # DRI_PRIME = "pci-0000_24_00_0";
+    DRI_PRIME = "pci-0000_00_02_0";
   };
 
   system.stateVersion = "23.11";
diff --git a/systems/x86_64-linux/x1/hardware-configuration.nix b/systems/x86_64-linux/x1/hardware-configuration.nix
index cc39e6b..b461eaa 100644
--- a/systems/x86_64-linux/x1/hardware-configuration.nix
+++ b/systems/x86_64-linux/x1/hardware-configuration.nix
@@ -13,7 +13,6 @@
   imports = [ (modulesPath + "/installer/scan/not-detected.nix") ];
 
   boot.initrd.availableKernelModules = [
-    "xhci_pci"
     "thunderbolt"
     "nvme"
     "uas"
@@ -22,7 +21,7 @@
   ];
   boot.initrd.kernelModules = [ ];
   boot.kernelPackages = lib.mkOverride 0 pkgs.linuxPackages_latest;
-  boot.kernelModules = [ "kvm-intel" ];
+  boot.kernelModules = [ "kvm-intel" "amdgpu" ];
   boot.kernelParams = [
     "lockdown=confidentiality"
     "intel_iommu=on"