From 576903907ae821792bdf82cdbb09e81e5d8972b1 Mon Sep 17 00:00:00 2001
From: angelos <agathangelos.stylianidis@gmail.com>
Date: Sat, 29 Apr 2023 00:36:47 +0300
Subject: [PATCH] add dell precision 3541

---
 README.md                             |  1 +
 dell/precision/3541/default.nix       | 28 +++++++++++++++++++++++++++
 dell/precision/3541/intel/default.nix |  9 +++++++++
 3 files changed, 38 insertions(+)
 create mode 100644 dell/precision/3541/default.nix
 create mode 100644 dell/precision/3541/intel/default.nix

diff --git a/README.md b/README.md
index 5da1f79..e2e8c42 100644
--- a/README.md
+++ b/README.md
@@ -96,6 +96,7 @@ See code for all available configurations.
 | [Dell Latitude 7430](dell/latitude/7430)                            | `<nixos-hardware/dell/latitude/7430>`              |
 | [Dell Latitude 7490](dell/latitude/7490)                            | `<nixos-hardware/dell/latitude/7490>`              |
 | [Dell Poweredge R7515](dell/poweredge/r7515)                        | `<nixos-hardware/dell/poweredge/r7515>`            |
+| [Dell Precision 3541](dell/precision/3541)                          | `<nixos-hardware/dell/precision/3541>`             |
 | [Dell Precision 5530](dell/precision/5530)                          | `<nixos-hardware/dell/precision/5530>`             |
 | [Dell XPS 13 7390](dell/xps/13-7390)                                | `<nixos-hardware/dell/xps/13-7390>`                |
 | [Dell XPS 13 9300](dell/xps/13-9300)                                | `<nixos-hardware/dell/xps/13-9300>`                |
diff --git a/dell/precision/3541/default.nix b/dell/precision/3541/default.nix
new file mode 100644
index 0000000..0dc2d74
--- /dev/null
+++ b/dell/precision/3541/default.nix
@@ -0,0 +1,28 @@
+{ lib, ... }:
+
+{
+  imports = [
+    ./intel
+  ];
+
+  # Boot loader
+  boot.kernelParams = [
+    # fix lspci hanging with nouveau
+    # source https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1803179/comments/149
+    "acpi_rev_override=1"
+    "acpi_osi=Linux"
+    "nouveau.modeset=0"
+    "pcie_aspm=force"
+    "drm.vblankoffdelay=1"
+    "nouveau.runpm=0"
+    "mem_sleep_default=deep"
+    # fix flicker
+    # source https://wiki.archlinux.org/index.php/Intel_graphics#Screen_flickering
+    "i915.enable_psr=0"
+  ];
+
+  boot.kernelModules = lib.mkDefault [ "kvm-intel" ];
+
+  # Recommended in NixOS/nixos-hardware#127
+  services.thermald.enable = lib.mkDefault true;
+}
diff --git a/dell/precision/3541/intel/default.nix b/dell/precision/3541/intel/default.nix
new file mode 100644
index 0000000..78a839d
--- /dev/null
+++ b/dell/precision/3541/intel/default.nix
@@ -0,0 +1,9 @@
+{ lib, pkgs, ... }:
+
+{
+  imports = [
+    ../../../../common/cpu/intel
+    ../../../../common/pc/laptop
+    ../../../../common/gpu/nvidia/disable.nix
+  ];
+}