{ lib, pkgs, modulesPath, ... }: { imports = [ ../. ../../../common/pc/laptop/ssd "${modulesPath}/hardware/network/broadcom-43xx.nix" ]; powerManagement = { # Enable gradually increasing/decreasing CPU frequency, rather than using # "powersave", which would keep CPU frequency at 0.8GHz. cpuFreqGovernor = lib.mkDefault "conservative"; # brcmfmac being loaded during hibernation would not let a successful resume # https://bugzilla.kernel.org/show_bug.cgi?id=101681#c116. # Also brcmfmac could randomly crash on resume from sleep. powerUpCommands = lib.mkBefore "${pkgs.kmod}/bin/modprobe brcmfmac"; powerDownCommands = lib.mkBefore "${pkgs.kmod}/bin/rmmod brcmfmac"; }; # USB subsystem wakes up MBP right after suspend unless we disable it. services.udev.extraRules = lib.mkDefault '' SUBSYSTEM=="pci", KERNEL=="0000:00:14.0", ATTR{power/wakeup}="disabled" ''; }