65 lines
1.8 KiB
Nix
65 lines
1.8 KiB
Nix
{ config, lib, pkgs, ... }:
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{
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# Enable the TLP daemon
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services.tlp = {
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enable = true;
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settings = {
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PCIE_ASPM_ON_AC = "performance";
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PCIE_ASPM_ON_BAT = "powersave";
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USB_AUTOSUSPEND = 1;
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};
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};
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# Enable the auto-cpufreq daemon
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services.auto-cpufreq.enable = true;
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# Suspend when the battery is critical and autosuspend USB and PCI
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services.udev.extraRules = ''
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SUBSYSTEM=="power_supply", ATTR{status}=="Discharging", ATTR{model_name}=="01AV405", ATTR{capacity}=="[0-5]", RUN+="${config.systemd.package}/bin/systemctl suspend -i"
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ACTION=="add", SUBSYSTEM=="usb", TEST=="power/control", ATTR{power/control}="auto"
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ACTION=="add", SUBSYSTEM=="pci", TEST=="power/control", ATTR{power/control}="auto"
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'';
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# Undervolt CPU and GPU
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services.undervolt = {
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enable = true;
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coreOffset = -100;
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gpuOffset = -75;
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};
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# Prevent overheating of the CPU
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services.thermald.enable = true;
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# HACK Enable internal microphone when headphones are plugged in and add workaround for frequent WiFi disconnects
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hardware.firmware = [
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(pkgs.writeTextDir "/lib/firmware/hda-jack-retask.fw" ''
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[codec]
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0x10ec0293 0x17aa2233 0
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[pincfg]
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0x12 0x90a60130
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0x13 0x40000000
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0x14 0x90170110
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0x15 0x03211040
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0x16 0x21211010
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0x18 0x411111f0
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0x19 0x21a11010
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0x1a 0x40f000f0
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0x1b 0x411111f0
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0x1d 0x40738105
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0x1e 0x411111f0
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'')
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];
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# Power saving features for multiple devices
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boot.extraModprobeConfig = ''
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options snd-hda-intel patch=hda-jack-retask.fw power_save=1
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options mac80211 beacon_loss_count=500
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options iwlwifi power_save=1
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options iwlmvm power_scheme=3
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options i915 enable_dc=4 enable_fbc=1 enable_psr=1 enable_psr2_sel_fetch=1 disable_power_well=1
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'';
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}
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