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nixos-hardware/asus/zephyrus/ga402x/shared.nix
Jörg Thalheim c6c90887f8 drop acpi_call from nixos-hardware
fixes https://github.com/NixOS/nixos-hardware/issues/1114 and tlp also
no longer recommands it.
2024-12-02 12:33:14 +01:00

108 lines
3.9 KiB
Nix

{ config,
pkgs,
lib,
...
}:
let
inherit (lib) mkDefault mkEnableOption mkIf mkMerge version versionAtLeast versionOlder;
cfg = config.hardware.asus.zephyrus.ga402x;
in {
imports = [
../../../common/cpu/amd
# Better power-savings from AMD PState:
../../../common/cpu/amd/pstate.nix
../../../common/gpu/amd
../../../common/pc/laptop
../../../common/pc/ssd
];
options.hardware.asus.zephyrus.ga402x = {
# Kernels earlier than 6.9 (possibly even earlier) tend to take 1-2 key-presses
# to wake-up the internal keyboard after the device is suspended.
# Therefore, this option disables auto-suspend for the keyboard by default, but
# enables it for kernel 6.9.x onwards.
#
# Note: the device name is "ASUS N-KEY Device".
keyboard.autosuspend.enable = (
mkEnableOption "Enable auto-suspend on the internal USB keyboard (ASUS N-KEY Device) on Zephyrus GA402X"
) // {
default = versionAtLeast config.boot.kernelPackages.kernel.version "6.9";
defaultText = lib.literalExpression "lib.versionAtLeast config.boot.kernelPackages.kernel.version \"6.9\"";
};
# The ASUS 8295 ITE device will cause an immediate wake-up when trying to suspend the laptop.
# After the first successful hibernate, it will work as expected, however.
# NOTE: I'm not actually sure what this device, as neither the touchpad nor the M1-M4 keys cause a wake-up.
ite-device.wakeup.enable = mkEnableOption "Enable power wakeup on the internal USB keyboard-like device (8295 ITE Device) on Zephyrus GA402X";
};
config = mkMerge [
{
# Configure basic system settings:
boot = {
kernelModules = [ "kvm-amd" ];
kernelParams = [
"mem_sleep_default=deep"
"pcie_aspm.policy=powersupersave"
];
};
services = {
asusd = {
enable = mkDefault true;
enableUserService = mkDefault true;
};
supergfxd.enable = mkDefault true;
udev = {
extraHwdb = ''
# Fixes mic mute button
evdev:name:*:dmi:bvn*:bvr*:bd*:svnASUS*:pn*:*
KEYBOARD_KEY_ff31007c=f20
'';
};
};
}
(mkIf (! cfg.keyboard.autosuspend.enable) {
services.udev.extraRules = ''
# Disable power auto-suspend for the ASUS N-KEY device, i.e. USB Keyboard.
# Otherwise on certain kernel-versions, it will tend to take 1-2 key-presses to wake-up after the device suspends.
ACTION=="add", SUBSYSTEM=="usb", TEST=="power/autosuspend", ATTR{idVendor}=="0b05", ATTR{idProduct}=="19b6", ATTR{power/autosuspend}="-1"
'';
})
(mkIf (! cfg.ite-device.wakeup.enable) {
services.udev.extraRules = ''
# Disable power wakeup for the 8295 ITE device.
# Otherwise on certain kernel-versions, it will tend to cause the laptop to immediately wake-up when suspending.
# ACTION=="add|change", SUBSYSTEM=="usb", DRIVER="usb", TEST="power/wakeup", ATTR{idVendor}=="0b05", ATTR{idProduct}=="193b", ATTR{power/wakeup}="disabled"
ACTION=="add|change", SUBSYSTEM=="usb", ATTR{idVendor}=="0b05", ATTR{idProduct}=="193b", ATTR{power/wakeup}="disabled"
'';
})
(mkIf (versionOlder version "23.11") {
# See https://asus-linux.org/wiki/nixos/ for info about some problems
# detecting the dGPU:
systemd.services.supergfxd.path = [ pkgs.pciutils ];
})
(mkIf (config.networking.wireless.iwd.enable && config.networking.wireless.scanOnLowSignal) {
# Meditek doesn't seem to be quite sensitive enough on the default roaming settings:
# https://wiki.archlinux.org/title/Wpa_supplicant#Roaming
# https://wiki.archlinux.org/title/Iwd#iwd_keeps_roaming
#
# But NixOS doesn't have the tweaks for IWD, yet.
networking.wireless.iwd.settings = {
General = {
RoamThreshold = -75;
RoamThreshold5G = -80;
RoamRetryInterval = 20;
};
};
})
];
}