working x11 prime config

modules/nixos/hardware/graphics-nvidia-prime-amd-testing/default.nix

@@ -19,7 +19,7 @@ in
     # without modesetting, x server will be run by nvidia
     services.xserver.videoDrivers = [ 
       "amdgpu"
-      "modesetting"
+      # "modesetting"
       "nvidia"
     ];
 
@@ -39,20 +39,21 @@ in
     # Enable required Kernel Modules
     boot.initrd.kernelModules = [
       "amdgpu"
-      "nvidia"
+      # "modesetting"
+      # "nvidia"
       # "nvidia-drm"
-      "nvidiafb"
-      # "nvidia-uvm"
+      # "nvidiafb"
+      # # "nvidia-uvm"
       # "nvidia-modeset"
       # "i2c-nvidia_gpu"    
     ];
 
 
     boot.kernelParams = [
-      "amdgpu.modeset=1"
-      "nvidia-drm.fbdev=1"
-      "nvidia-drm.modeset=1"
-      #  "nvidia.NVreg_PreserveVideoMemoryAllocations=0"
+      # "amdgpu.modeset=1"
+      # "nvidia-drm.fbdev=1"
+      # "nvidia-drm.modeset=0"
+      # #  "nvidia.NVreg_PreserveVideoMemoryAllocations=0"
       "amd_iommu=on"
       # "vfio-pci.ids=\"10de:2489,10de:228b\""
       # "nomodeset"
@@ -62,7 +63,7 @@ in
 
     # Blacklist intel and nouveau
     boot.blacklistedKernelModules = [
-      "i915"
+      # "i915"
       "nouveau"
       # "nvidia"
       # "nvidia-drm"
@@ -73,10 +74,10 @@ in
     ];
 
     # Extra blacklist nouveau
-    boot.extraModprobeConfig = ''
-      blacklist nouveau
-      options nouveau modeset=0
-    '';
+    # boot.extraModprobeConfig = ''
+    #   blacklist nouveau
+    #   options nouveau modeset=0
+    # '';
 
     # Configure NVIDIA driver
     hardware.nvidia = {
@@ -118,7 +119,8 @@ in
           enable = true;
           enableOffloadCmd = true;
         };
-        reverseSync.enable = false;
+        # sync.enable=true;
+        # reverseSync.enable = false;
         # Make sure to use the correct Bus ID values for your system!
         # intelBusId = "PCI:0:2:0";
         nvidiaBusId = "PCI:01:0:0";