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64d900abe4
Module brcmfmac cannot be unloaded with rmmod when brcmfmac_wcc is loaded. This leads brcmfmac to crash on wake up. Co-authored-by: Jörg Thalheim <Mic92@users.noreply.github.com>
29 lines
1,014 B
Nix
29 lines
1,014 B
Nix
{ lib, pkgs, modulesPath, ... }:
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{
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imports = [
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../.
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../../../common/pc/laptop/ssd
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"${modulesPath}/hardware/network/broadcom-43xx.nix"
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];
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powerManagement = {
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# Enable gradually increasing/decreasing CPU frequency, rather than using
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# "powersave", which would keep CPU frequency at 0.8GHz.
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cpuFreqGovernor = lib.mkDefault "conservative";
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# brcmfmac being loaded during hibernation would not let a successful resume
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# https://bugzilla.kernel.org/show_bug.cgi?id=101681#c116.
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# Also brcmfmac could randomly crash on resume from sleep.
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powerUpCommands = lib.mkBefore "${pkgs.kmod}/bin/modprobe brcmfmac";
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powerDownCommands = lib.mkBefore ''
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${pkgs.kmod}/bin/rmmod -f -v brcmfmac_wcc 2>/dev/null || true
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${pkgs.kmod}/bin/rmmod brcmfmac
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'';
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};
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# USB subsystem wakes up MBP right after suspend unless we disable it.
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services.udev.extraRules = lib.mkDefault ''
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SUBSYSTEM=="pci", KERNEL=="0000:00:14.0", ATTR{power/wakeup}="disabled"
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'';
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}
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