30 lines
		
	
	
		
			614 B
		
	
	
	
		
			Nix
		
	
	
	
	
	
			
		
		
	
	
			30 lines
		
	
	
		
			614 B
		
	
	
	
		
			Nix
		
	
	
	
	
	
| { config, lib, ... }:
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| 
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| with lib;
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| 
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| let
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| 
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|   acfg = config.services.amdgpu;
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|   cfg = config.services.amdgpu.pwm;
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| 
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| in
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| 
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| {
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|   options.services.amdgpu.pwm = {
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|     enable = mkEnableOption "amdgpu-pwm";
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|   };
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| 
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|   config = mkIf cfg.enable {
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|     systemd.services.amdgpu-pwm = {
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|       description = "enable manual configuration of AMDGPU fans";
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|       wantedBy = [ "default.target" ];
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|       script =
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|         let
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|           enablePwm = card: "echo 1 > /sys/class/drm/${card}/device/hwmon/hwmon1/pwm1_enable";
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|         in
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|         lib.concatStringsSep "\n" (map enablePwm acfg.cards);
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|       serviceConfig.Type = "oneshot";
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|     };
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|   };
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| }
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