From 56ad55261c313f3736193fb6a10d71713de161c8 Mon Sep 17 00:00:00 2001
From: ChaosAttractor <46527539+LostAttractor@users.noreply.github.com>
Date: Wed, 8 Feb 2023 18:56:30 +0800
Subject: [PATCH 1/5] zephyrus ga401: add amdgpu driver

---
 asus/zephyrus/ga401/default.nix | 1 +
 1 file changed, 1 insertion(+)

diff --git a/asus/zephyrus/ga401/default.nix b/asus/zephyrus/ga401/default.nix
index 2130ca7..df1c284 100644
--- a/asus/zephyrus/ga401/default.nix
+++ b/asus/zephyrus/ga401/default.nix
@@ -3,6 +3,7 @@
 {
   imports = [
     ../../../common/cpu/amd
+    ../../../common/gpu/amd
     ../../../common/gpu/nvidia/prime.nix
     ../../../common/pc/laptop
     ../../../common/pc/ssd

From 0b49fc7783e7125c8ec48abd2bb6bb902421f5f6 Mon Sep 17 00:00:00 2001
From: ChaosAttractor <46527539+LostAttractor@users.noreply.github.com>
Date: Wed, 8 Feb 2023 18:56:56 +0800
Subject: [PATCH 2/5] zephyrus ga401: add amd cpu pstate

---
 asus/zephyrus/ga401/default.nix | 1 +
 1 file changed, 1 insertion(+)

diff --git a/asus/zephyrus/ga401/default.nix b/asus/zephyrus/ga401/default.nix
index df1c284..7c6f75d 100644
--- a/asus/zephyrus/ga401/default.nix
+++ b/asus/zephyrus/ga401/default.nix
@@ -3,6 +3,7 @@
 {
   imports = [
     ../../../common/cpu/amd
+    ../../../common/cpu/amd/pstate.nix
     ../../../common/gpu/amd
     ../../../common/gpu/nvidia/prime.nix
     ../../../common/pc/laptop

From b5416e9171d95e7ed94abad325218f78a8fab5f8 Mon Sep 17 00:00:00 2001
From: ChaosAttractor <46527539+LostAttractor@users.noreply.github.com>
Date: Wed, 8 Feb 2023 18:57:46 +0800
Subject: [PATCH 3/5] zephyrus ga401: change pc/ssd to pc/laptop/ssd

---
 asus/zephyrus/ga401/default.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/asus/zephyrus/ga401/default.nix b/asus/zephyrus/ga401/default.nix
index 7c6f75d..32a8e70 100644
--- a/asus/zephyrus/ga401/default.nix
+++ b/asus/zephyrus/ga401/default.nix
@@ -7,7 +7,7 @@
     ../../../common/gpu/amd
     ../../../common/gpu/nvidia/prime.nix
     ../../../common/pc/laptop
-    ../../../common/pc/ssd
+    ../../../common/pc/laptop/ssd
   ];
 
   hardware.nvidia.prime = {

From 5c55f2428f571fe06e382c800454176b4f8b67f5 Mon Sep 17 00:00:00 2001
From: ChaosAttractor <lostattractor@gmail.com>
Date: Fri, 10 Feb 2023 01:06:28 +0800
Subject: [PATCH 4/5] zephyrus ga401: Enable asusd  services

---
 asus/zephyrus/ga401/default.nix | 16 ++++++++++------
 1 file changed, 10 insertions(+), 6 deletions(-)

diff --git a/asus/zephyrus/ga401/default.nix b/asus/zephyrus/ga401/default.nix
index 32a8e70..49ab039 100644
--- a/asus/zephyrus/ga401/default.nix
+++ b/asus/zephyrus/ga401/default.nix
@@ -1,4 +1,4 @@
-{ ... }:
+{ lib, ... }:
 
 {
   imports = [
@@ -15,9 +15,13 @@
     nvidiaBusId = "PCI:1:0:0";
   };
 
-  # fixes mic mute button
-  services.udev.extraHwdb = ''
-    evdev:name:*:dmi:bvn*:bvr*:bd*:svnASUS*:pn*:*
-     KEYBOARD_KEY_ff31007c=f20
-  '';
+  services = {
+    asusd.enable = lib.mkDefault true;
+
+    # fixes mic mute button
+    udev.extraHwdb = ''
+      evdev:name:*:dmi:bvn*:bvr*:bd*:svnASUS*:pn*:*
+       KEYBOARD_KEY_ff31007c=f20
+    '';
+  };
 }

From 0d8c852503581906dada5e8a22ca5d9248f87427 Mon Sep 17 00:00:00 2001
From: ChaosAttractor <lostattractor@gmail.com>
Date: Fri, 10 Feb 2023 14:54:19 +0800
Subject: [PATCH 5/5] zephyrus ga401: Enable nvidia powerManagement &
 modesetting (nvidia-drm)

---
 asus/zephyrus/ga401/default.nix | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)

diff --git a/asus/zephyrus/ga401/default.nix b/asus/zephyrus/ga401/default.nix
index 49ab039..4899dd7 100644
--- a/asus/zephyrus/ga401/default.nix
+++ b/asus/zephyrus/ga401/default.nix
@@ -10,9 +10,17 @@
     ../../../common/pc/laptop/ssd
   ];
 
-  hardware.nvidia.prime = {
-    amdgpuBusId = "PCI:4:0:0";
-    nvidiaBusId = "PCI:1:0:0";
+  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;
+    
+    prime = {
+      amdgpuBusId = "PCI:4:0:0";
+      nvidiaBusId = "PCI:1:0:0";
+    };
   };
 
   services = {