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feat: set new power profiles; move displaylink to laptop role as it is wasted cpu usage on desktops

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Ahwx 2026-01-26 21:00:04 +01:00
parent 8a3163660e
commit 576a8a3780
1 changed files with 23 additions and 5 deletions
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28
roles/laptop.nix
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@ -30,11 +30,7 @@ in
};
# DisplayLink
services.xserver.videoDrivers = [
"displaylink"
"modesetting"
];
systemd.services.dlm.wantedBy = [ "multi-user.target" ];
import = [ (../modules/core/displaylink.nix) ];
networking.networkmanager.enable = true;
@ -48,6 +44,13 @@ in
thermald.enable = true;
power-profiles-daemon.enable = true;
udev.extraRules = ''
# Switch to power-save profile when on battery
SUBSYSTEM=="power_supply", ATTR{online}=="0", RUN+="${pkgs.power-profiles-daemon}/bin/powerprofilesctl set power-saver", RUN+="/bin/sh -c 'echo 30 | tee /sys/class/backlight/amdgpu_bl1/brightness'"
# Switch to balanced profile when plugged in
SUBSYSTEM=="power_supply", ATTR{online}=="1", RUN+="${pkgs.power-profiles-daemon}/bin/powerprofilesctl set balanced", RUN+="/bin/sh -c 'cat /sys/class/backlight/amdgpu_bl1/max_brightness > /sys/class/backlight/amdgpu_bl1/brightness'"
'';
upower = {
enable = true;
percentageLow = 20;
@ -55,6 +58,21 @@ in
percentageAction = 5;
criticalPowerAction = "Hibernate";
};
#auto-cpufreq = {
# enable = true;
# settings = {
# battery = {
# governor = "powersave";
# turbo = "never";
# energy_performance_preference = "balance_power";
# };
# charger = {
# governor = "performance";
# turbo = "auto";
# energy_performance_preference = "performance";
# };
# };
#};
};
# powerManagement.powertop.enable = false; # somehow figure out how to let this not apply to specific USB devices, as they will auto suspend and that is annoying.
};