nixos-hardware/asus/flow/gv302x/amdgpu/default.nix at master · oddib/nixos-hardware · GitHub

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{
  config,
  lib,
  ...
}:

let
  inherit (lib) mkEnableOption mkIf mkMerge;
  cfg = config.hardware.asus.flow.gv302x;

in
{
  imports = [
    ../shared.nix
  ];

  options.hardware.asus.flow.gv302x.amdgpu = {
    recovery.enable = (mkEnableOption "Enable amdgpu.gpu_recovery kernel boot param") // {
      default = false;
    };
    sg_display.enable = (mkEnableOption "Enable amdgpu.gpu_recovery kernel boot param") // {
      default = true;
    };
    psr.enable = (mkEnableOption "Enable amdgpu.dcdebugmask=0x10 kernel boot param") // {
      default = true;
    };
  };

  config = mkMerge [
    (mkIf cfg.amdgpu.recovery.enable {
      # Hopefully fixes for where the kernel sometimes hangs when suspending or hibernating
      #  (Though, I'm very suspicious of the Mediatek Wifi...)
      boot.kernelParams = [
        "amdgpu.gpu_recovery=1"
      ];
    })

    (mkIf (!cfg.amdgpu.sg_display.enable) {
      # Can help solve flickering/glitching display issues since Scatter/Gather code was reenabled
      boot.kernelParams = [
        "amdgpu.sg_display=0"
      ];
    })

    (mkIf (!cfg.amdgpu.psr.enable) {
      # Can help solve flickering/glitching display issues since Scatter/Gather code was reenabled
      boot.kernelParams = [
        "amdgpu.dcdebugmask=0x10"
      ];
    })
  ];
}