nixos-hardware/dell/inspiron/5515/default.nix

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2021-12-27 07:00:00 -05:00
{ lib, pkgs, ... }:
{
imports = [
../../../common/pc/laptop
../../../common/pc/ssd
];
hardware.enableRedistributableFirmware = lib.mkDefault true;
# touchpad identifies itself as DELL0A78:00 27C6:0D42 Touchpad in xinput list
# it sometimes fails to register (ps2 mouse emulation works, but not scrolling)
# hack around it by unloading and reloading module i2c_hid
systemd.services.fix-touchpad = {
path = [ pkgs.kmod ];
serviceConfig.ExecStart = "${./fix_touchpad.sh}";
description = "reload touchpad driver";
# must run at boot (and not too early), and after suspend
wantedBy = [ "display-manager.service" "sleep.target" ];
after = [ "sleep.target" ];
};
# fix suspend
# https://bbs.archlinux.org/viewtopic.php?id=266108 says linux >= 5.12 required
boot.kernelPackages = lib.mkIf (lib.versionOlder pkgs.linux.version "5.12") pkgs.linuxPackages_latest;
}