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nixos-hardware/lenovo/thinkpad/p14s/default.nix

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Nix

{ lib, pkgs, ... }:
{
# P14s is a rebadged T14 with slight internal differences.
# This may change for future models, so we duplicate the T14 hierarchy here.
imports = [
../.
../../../common/pc/laptop/acpi_call.nix
../../../common/pc/laptop/ssd
];
# Force use of the amdgpu driver for backlight control on kernel versions where the
# native backlight driver is not already preferred. This is preferred over the
# "vendor" setting, in this case the thinkpad_acpi driver.
# See https://hansdegoede.livejournal.com/27130.html
# See https://lore.kernel.org/linux-acpi/20221105145258.12700-1-hdegoede@redhat.com/
boot.kernelParams = lib.mkIf (lib.versionOlder pkgs.linux.version "6.2") [ "acpi_backlight=native" ];
# see https://github.com/NixOS/nixpkgs/issues/69289
boot.kernelPackages = lib.mkIf (lib.versionOlder pkgs.linux.version "5.2") pkgs.linuxPackages_latest;
}