diff --git a/asus/zephyrus/ga401/default.nix b/asus/zephyrus/ga401/default.nix
index edb3a5b..726f58e 100644
--- a/asus/zephyrus/ga401/default.nix
+++ b/asus/zephyrus/ga401/default.nix
@@ -11,11 +11,11 @@
   ];
 
   hardware.nvidia = {
-    # PCI-Express Runtime D3 Power Management is enabled by default on this laptop
-    # But it can fix screen tearing & suspend/resume screen corruption in sync mode
-    modesetting.enable = lib.mkDefault true;
     # Enable DRM kernel mode setting
-    powerManagement.enable = lib.mkDefault true;
+    # This will also cause "PCI-Express Runtime D3 Power Management" to be enabled by default
+    modesetting.enable = lib.mkDefault true;
+
+    dynamicBoost.enable = true;
     
     prime = {
       amdgpuBusId = "PCI:4:0:0";
diff --git a/dell/inspiron/5515/default.nix b/dell/inspiron/5515/default.nix
index 5e1fa64..c2e8e31 100644
--- a/dell/inspiron/5515/default.nix
+++ b/dell/inspiron/5515/default.nix
@@ -29,5 +29,9 @@
   # https://bbs.archlinux.org/viewtopic.php?id=266108 says linux >= 5.12 required
   boot.kernelPackages = lib.mkIf (lib.versionOlder pkgs.linux.version "5.12") pkgs.linuxPackages_latest;
 
+  # sometimes boots to a black screen, and pressing alt+sysrq+k makes the
+  # display manager start
+  # fixed by early kernel modesetting
+  boot.initrd.kernelModules = [ "amdgpu" ];
 
 }
diff --git a/lenovo/legion/16ach6h/README.md b/lenovo/legion/16ach6h/README.md
index f8c1190..19f6c24 100644
--- a/lenovo/legion/16ach6h/README.md
+++ b/lenovo/legion/16ach6h/README.md
@@ -3,6 +3,12 @@ Due to the introduction of DDG feature, you may toggle DDG frequently, so for th
 **But It will slow down NixOS evaluation by factor 2 and increase memory usage.**  
 So if you don't need specialization feature, you can just use hybrid only configuration or nvidia only (DDG only) configuration
 
+## Using multiple drives with this configuration
+
+When using more than one drive, the value of `hardware.nvidia.prime.amdgpuBusId` will change from the default of `PCI:5:0:0`.
+
+Make sure you override this default in your personal configuration. For two drives, it should be `PCI:6:0:0`.
+
 ## Setup at the time of testing
 ```
 $ nix-info -m
diff --git a/lenovo/legion/16ach6h/default.nix b/lenovo/legion/16ach6h/default.nix
index 523d9d0..fcd5746 100644
--- a/lenovo/legion/16ach6h/default.nix
+++ b/lenovo/legion/16ach6h/default.nix
@@ -6,13 +6,6 @@
   specialisation.ddg.configuration = {
     # This specialisation is for the case where "DDG" (Dual-Direct GFX, A hardware feature that can enable in bios) is enabled, since the amd igpu is blocked at hardware level and the built-in display is directly connected to the dgpu, we no longer need the amdgpu and prime configuration.
     system.nixos.tags = [ "Dual-Direct-GFX-Mode" ];
-    services.xserver.videoDrivers = [ "nvidia" ]; # This will override services.xserver.videoDrivers = lib.mkDefault [ "amdgpu" "nvidia" ];
-    hardware = {
-      nvidia.prime.offload.enable = false;
-      amdgpu = {
-        amdvlk = false;
-        opencl = false;
-      };
-    };
+    imports = [ ./nvidia ];
   };
-}
\ No newline at end of file
+}
diff --git a/lenovo/legion/16ach6h/edid/default.nix b/lenovo/legion/16ach6h/edid/default.nix
index ec77c24..81c44d5 100644
--- a/lenovo/legion/16ach6h/edid/default.nix
+++ b/lenovo/legion/16ach6h/edid/default.nix
@@ -1,4 +1,4 @@
-{ pkgs, ...}:
+{ pkgs, ... }:
 
 let
   # This file was obtained from the display while "DDG" mode was enabled.
@@ -11,5 +11,7 @@ in
   hardware.firmware = [ chip_edid ];
 
   boot.kernelParams = [ "drm.edid_firmware=edid/16ach6h.bin" ];
-  boot.initrd.extraFiles."lib/firmware/edid/16ach6h.bin".source = pkgs.runCommandLocal "chip_edid" { } "cp ${./16ach6h.bin} $out";
-}
\ No newline at end of file
+  # This fails at the moment, https://github.com/NixOS/nixos-hardware/issues/795
+  # Extra refresh rates seem to work regardless
+  # boot.initrd.extraFiles."lib/firmware/edid/16ach6h.bin".source = pkgs.runCommandLocal "chip_edid" { } "cp ${./16ach6h.bin} $out";
+}
diff --git a/lenovo/legion/16ach6h/hybrid/default.nix b/lenovo/legion/16ach6h/hybrid/default.nix
index ab94e1c..51e10dc 100644
--- a/lenovo/legion/16ach6h/hybrid/default.nix
+++ b/lenovo/legion/16ach6h/hybrid/default.nix
@@ -11,6 +11,15 @@
     ../edid
   ];
 
+  # Still needs to load at some point if we want X11 to work
+  boot.kernelModules = [ "amdgpu" ];
+
+  # modesetting just doesn't work (on X11?), so get rid of it by only explicitly declaring nvidia
+  # Needed due to https://github.com/NixOS/nixos-hardware/commit/630a8e3e4eea61d35524699f2f59dbc64886357d
+  # See also https://github.com/NixOS/nixos-hardware/issues/628
+  # options.services.xserver.drivers will have a amdgpu entry from using the prime stuff in nixpkgs
+  services.xserver.videoDrivers = [ "nvidia" ];
+
   hardware = {
     amdgpu.loadInInitrd = lib.mkDefault false;
 
@@ -19,9 +28,9 @@
       powerManagement.enable = lib.mkDefault true;
 
       prime = {
-        amdgpuBusId = "PCI:6:0:0";
+        amdgpuBusId = lib.mkDefault "PCI:5:0:0";
         nvidiaBusId = "PCI:1:0:0";
       };
     };
   };
-}
\ No newline at end of file
+}
diff --git a/starfive/visionfive/v2/linux-6.6.nix b/starfive/visionfive/v2/linux-6.6.nix
index 8e7b445..5999dd6 100644
--- a/starfive/visionfive/v2/linux-6.6.nix
+++ b/starfive/visionfive/v2/linux-6.6.nix
@@ -9,8 +9,8 @@ let
       src = fetchFromGitHub {
         owner = "starfive-tech";
         repo = "linux";
-        rev = "7ccbe4604c1498e880cc63c7e8b45e3c55914d6d";
-        hash = "sha256-iO7tnnWYfveVbyvVZKL0dDLwONijt1n0RUD1kTkOQew=";
+        rev = "13eb70da2a73187c8c7aece13d23d68928aa8210";
+        hash = "sha256-bwB7Pc+Z+MWXPfWYdgtRGuhqjiNHLDGNCY62e4lBGvE=";
       };
 
       inherit modDirVersion kernelPatches;