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Init hp-omen-linux-module to controle the keyboard backlight on omen laptop

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Former-commit-id: d69b8c39e3
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Hadi
2025-04-18 10:18:05 +02:00
parent c6d4c3f14b
commit 31e03a7fb8
2 changed files with 73 additions and 0 deletions
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1
hosts/laptop/configuration.nix
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@@ -14,6 +14,7 @@
../../nixos/utils.nix
# ../../nixos/docker.nix
../../nixos/tailscale.nix
../../nixos/omen.nix # For my laptop only
# You should let those lines as is
./hardware-configuration.nix

72
nixos/omen.nix Normal file
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@@ -0,0 +1,72 @@
{ config, pkgs, ... }:
let
hp-omen-linux-module = pkgs.callPackage
({ kernel ? config.boot.kernelPackages.kernel, stdenv, fetchFromGitHub }:
stdenv.mkDerivation (finalAttrs: {
pname = "hp-omen-linux-module";
version = "rebase-6.14";
src = fetchFromGitHub {
owner = "ranisalt";
repo = "hp-omen-linux-module";
rev = finalAttrs.version;
sha256 = "sha256-2zCm29bdboSjRm/caMjBPGNc0tZXPUnIIYlHxxfhAok=";
};
setSourceRoot = ''
export sourceRoot=$(pwd)/${finalAttrs.src.name}/src
'';
nativeBuildInputs = kernel.moduleBuildDependencies;
makeFlags = [
"KERNELDIR=${kernel.dev}/lib/modules/${kernel.modDirVersion}/build"
];
installPhase = ''
runHook preInstall
install hp-wmi.ko -Dm444 -t $out/lib/modules/${kernel.modDirVersion}/kernel/drivers/platform/x86/hp/
runHook postInstall
'';
})) { kernel = config.boot.kernelPackages.kernel; };
in {
boot.extraModulePackages = [ hp-omen-linux-module ];
boot.kernelModules = [ "hp-wmi" ];
users.groups.omen-rgb = { };
users.users.${config.var.username}.extraGroups = [ "omen-rgb" ];
systemd.tmpfiles.rules = [
"w /sys/devices/platform/hp-wmi/rgb_zones/zone00 0660 root omen-rgb -"
"w /sys/devices/platform/hp-wmi/rgb_zones/zone01 0660 root omen-rgb -"
"w /sys/devices/platform/hp-wmi/rgb_zones/zone02 0660 root omen-rgb -"
"w /sys/devices/platform/hp-wmi/rgb_zones/zone03 0660 root omen-rgb -"
];
services.udev.extraRules = ''
SUBSYSTEM=="platform", KERNEL=="hp-wmi", ACTION=="add", \
RUN+="${pkgs.coreutils}/bin/chgrp omen-rgb /sys/devices/platform/hp-wmi/rgb_zones/zone00", \
RUN+="${pkgs.coreutils}/bin/chmod 0660 /sys/devices/platform/hp-wmi/rgb_zones/zone00", \
RUN+="${pkgs.coreutils}/bin/chgrp omen-rgb /sys/devices/platform/hp-wmi/rgb_zones/zone01", \
RUN+="${pkgs.coreutils}/bin/chmod 0660 /sys/devices/platform/hp-wmi/rgb_zones/zone01", \
RUN+="${pkgs.coreutils}/bin/chgrp omen-rgb /sys/devices/platform/hp-wmi/rgb_zones/zone02", \
RUN+="${pkgs.coreutils}/bin/chmod 0660 /sys/devices/platform/hp-wmi/rgb_zones/zone02", \
RUN+="${pkgs.coreutils}/bin/chgrp omen-rgb /sys/devices/platform/hp-wmi/rgb_zones/zone03", \
RUN+="${pkgs.coreutils}/bin/chmod 0660 /sys/devices/platform/hp-wmi/rgb_zones/zone03"
'';
# systemd.services.fix-hp-omen-perms = {
# description = "Fix HP Omen keyboard RGB zone permissions";
# after = [ "systemd-modules-load.service" ];
# wantedBy = [ "multi-user.target" ];
# serviceConfig = {
# Type = "oneshot";
# ExecStart = ''
# ${pkgs.coreutils}/bin/chgrp omen-rgb /sys/devices/platform/hp-wmi/rgb_zones/zone00
# ${pkgs.coreutils}/bin/chmod 0660 /sys/devices/platform/hp-wmi/rgb_zones/zone00
# ${pkgs.coreutils}/bin/chgrp omen-rgb /sys/devices/platform/hp-wmi/rgb_zones/zone01
# ${pkgs.coreutils}/bin/chmod 0660 /sys/devices/platform/hp-wmi/rgb_zones/zone01
# ${pkgs.coreutils}/bin/chgrp omen-rgb /sys/devices/platform/hp-wmi/rgb_zones/zone02
# ${pkgs.coreutils}/bin/chmod 0660 /sys/devices/platform/hp-wmi/rgb_zones/zone02
# ${pkgs.coreutils}/bin/chgrp omen-rgb /sys/devices/platform/hp-wmi/rgb_zones/zone03
# ${pkgs.coreutils}/bin/chmod 0660 /sys/devices/platform/hp-wmi/rgb_zones/zone03
# '';
# };
# };
}