furthre config on laptop

2025-07-14 15:12:21 +02:00
parent 5b2b64611e
commit e2f428bc64
54 changed files with 1479 additions and 87 deletions
@@ -0,0 +1,91 @@
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+{
+  imports = [
+  ];
+
+  options.hardware.intelgpu = {
+    driver = lib.mkOption {
+      description = "Intel GPU driver to use";
+      type = lib.types.enum [
+        "i915"
+        "xe"
+      ];
+      default = "i915";
+    };
+
+    loadInInitrd =
+      lib.mkEnableOption "Load the Intel GPU kernel module at stage 1 boot. (Added to `boot.initrd.kernelModules`)"
+      // {
+        default = true;
+      };
+
+    vaapiDriver = lib.mkOption {
+      description = "Intel VAAPI driver to use (use null to use both)";
+      type = lib.types.nullOr (
+        lib.types.enum [
+          "intel-vaapi-driver"
+          "intel-media-driver"
+        ]
+      );
+      default = null; # Use both drivers when we don't know which one to use
+    };
+
+    enableHybridCodec = lib.mkEnableOption "hybrid codec support for Intel GPUs";
+  };
+
+  config =
+    let
+      cfg = config.hardware.intelgpu;
+
+      useIntelVaapiDriver = cfg.vaapiDriver == "intel-vaapi-driver" || cfg.vaapiDriver == null;
+      intel-vaapi-driver = (pkgs.intel-vaapi-driver or pkgs.vaapiIntel).override {
+        enableHybridCodec = cfg.enableHybridCodec;
+      };
+      intel-vaapi-driver-32 =
+        (pkgs.driversi686Linux.intel-vaapi-driver or pkgs.driversi686Linux.vaapiIntel).override
+          {
+            enableHybridCodec = cfg.enableHybridCodec;
+          };
+
+      useIntelOcl =
+        useIntelVaapiDriver
+        && (config.hardware.enableAllFirmware or config.nixpkgs.config.allowUnfree or false);
+      intel-ocl = pkgs.intel-ocl;
+
+      useIntelMediaDriver = cfg.vaapiDriver == "intel-media-driver" || cfg.vaapiDriver == null;
+      intel-media-driver = pkgs.intel-media-driver;
+      intel-media-driver-32 = pkgs.driversi686Linux.intel-media-driver;
+      intel-compute-runtime = pkgs.intel-compute-runtime;
+      vpl-gpu-rt = pkgs.vpl-gpu-rt or pkgs.onevpl-intel-gpu;
+    in
+    {
+      boot.initrd.kernelModules = lib.optionals cfg.loadInInitrd [ cfg.driver ];
+
+      hardware.graphics.extraPackages =
+        lib.optionals useIntelVaapiDriver [ intel-vaapi-driver ]
+        ++ lib.optionals useIntelOcl [ intel-ocl ]
+        ++ lib.optionals useIntelMediaDriver [
+          intel-media-driver
+          intel-compute-runtime
+          vpl-gpu-rt
+        ];
+
+      hardware.graphics.extraPackages32 =
+        lib.optionals useIntelVaapiDriver [ intel-vaapi-driver-32 ]
+        ++ lib.optionals useIntelMediaDriver [ intel-media-driver-32 ];
+
+      assertions = [
+        {
+          assertion = (
+            cfg.driver != "xe" || lib.versionAtLeast config.boot.kernelPackages.kernel.version "6.8"
+          );
+          message = "Intel Xe GPU driver is not supported on kernels earlier than 6.8. Update or use the i915 driver.";
+        }
+      ];
+    };
+}