grimm-nixos-laptop/common/laptop_hardware.nix

112 lines
2.9 KiB
Nix

{ pkgs, config, lib, ... }:
let
cfg = config.grimmShared;
in
{
config = with cfg; lib.mkIf (enable && laptop_hardware.enable) {
environment.systemPackages = with pkgs; [
acpi
lm_sensors
lshw
pciutils
usbutils
powertop
ddcutil
# tlpui
] ++ lib.optionals graphical [
ddcui
];
# services.ddccontrol.enable = true;
powerManagement.scsiLinkPolicy = lib.mkIf (!config.services.tlp.enable) "min_power";
hardware.i2c.enable = true;
services.xserver.libinput.enable = true;
powerManagement.cpuFreqGovernor = lib.mkDefault "normal";
services.udev.extraRules = ''
SUBSYSTEM=="i2c-dev", ACTION=="add",\
ATTR{name}=="NVIDIA i2c adapter*",\
TAG+="ddcci",\
TAG+="systemd",\
ENV{SYSTEMD_WANTS}+="ddcci@$kernel.service"
'';
systemd.services."ddcci@" = {
scriptArgs = "%i";
script = ''
sleep 20
echo Trying to attach ddcci to $1
i=0
id=$(echo $1 | cut -d "-" -f 2)
if ${pkgs.ddcutil}/bin/ddcutil getvcp 10 -b $id; then
echo ddcci 0x37 > /sys/bus/i2c/devices/$1/new_device
fi
'';
serviceConfig.Type = "oneshot";
};
boot = {
kernelParams = [
"splash"
"quiet"
"intel_iommu=on"
"iommu=force"
"pcie_acs_override=downstream"
"mmio_stale_data=full,nosmt"
"pcie_aspm=off"
]; # "vfio-pci.ids=10de:1aeb,10de:2191,10de:1aed,10de:1aec" ];
extraModulePackages = [
(config.boot.kernelPackages.ddcci-driver.overrideAttrs
(old: {
patches = [
(pkgs.fetchpatch {
url = "https://gitlab.com/Sweenu/ddcci-driver-linux/-/commit/7f851f5fb8fbcd7b3a93aaedff90b27124e17a7e.patch";
hash = "sha256-Y1ktYaJTd9DtT/mwDqtjt/YasW9cVm0wI43wsQhl7Bg=";
})
];
}))
];
kernelModules = [
"kvm-intel"
"vfio_pci"
"vfio_iommu_type1"
"vfio"
"ddcci_backlight"
"i2c-dev"
];
# blacklistedKernelModules = [ "i2c_nvidia_gpu" ];
};
services.power-profiles-daemon.enable = false;
# powerManagement.powertop.enable = true;
services.upower.enable = true;
services.tlp = {
enable = true;
settings = {
USB_AUTOSUSPEND = 1;
USB_EXCLUDE_BTUSB = 1;
USB_EXCLUDE_PHONE = 1;
SOUND_POWER_SAVE_ON_AC = 0;
SOUND_POWER_SAVE_ON_BAT = 1;
SATA_LINKPWR_ON_AC = "max_performance";
SATA_LINKPWR_ON_BAT = "min_power";
MAX_LOST_WORK_SECS_ON_BAT = 15;
CPU_ENERGY_PERF_POLICY_ON_AC = "performance";
CPU_ENERGY_PERF_POLICY_ON_BAT = "power";
CPU_BOOST_ON_AC = 1;
CPU_BOOST_ON_BAT = 0;
RUNTIME_PM_ON_AC = "on";
RUNTIME_PM_ON_BAT = "auto";
};
};
};
options.grimmShared.laptop_hardware = {
enable = lib.mkEnableOption "grimm-laptop";
};
}