72 lines
1.7 KiB
Nix
72 lines
1.7 KiB
Nix
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{ config, lib, pkgs, ... }:
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with lib;
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let
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acfg = config.services.amdgpu;
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cfg = config.services.amdgpu.fan;
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in
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{
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options.services.amdgpu.fan = {
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enable = mkEnableOption "amdgpu-fan";
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speedMatrix = mkOption {
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type = with types; listOf (listOf int);
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# Translated from upstream default config. Since it tries to write the
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# config if it's not found, we want some kind of default.
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default = [
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[ 0 0 ]
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[ 30 33 ]
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[ 45 50 ]
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[ 60 66 ]
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[ 65 69 ]
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[ 70 75 ]
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[ 75 89 ]
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[ 80 100 ]
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];
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example = literalExample ''
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[
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[ 0 0 ]
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[ 40 30 ]
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[ 60 50 ]
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[ 80 100 ]
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]
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'';
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description = ''
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A list of temperature-fan speed pairs. The temperature is specified in
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degrees celcius, and speed is specified in %.
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'';
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};
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};
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config = mkIf cfg.enable {
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assertions = singleton {
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assertion = all (speeds: length speeds == 2) cfg.speedMatrix;
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message = "services.amdgpu-fan.speedMatrix must be a list of paired lists";
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};
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environment.etc."amdgpu-fan.yml".text = builtins.toJSON {
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speed_matrix = cfg.speedMatrix;
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cards = acfg.cards;
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};
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powerManagement.resumeCommands = "${pkgs.systemd}/bin/systemctl try-restart amdgpu-fan";
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# Translated from the upstream service file.
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systemd.services = {
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amdgpu-fan = {
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description = "amdgpu fan controller";
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wantedBy = [ "default.target" ];
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after = [ "enable-manual-amdgpu-fan.service" ];
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serviceConfig = {
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ExecStart = "${pkgs.amdgpu-fan}/bin/amdgpu-fan";
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Restart = "always";
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};
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};
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};
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};
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}
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