##############################################################################################
##  Nvidia support
## sudo lshw -c display

  ## DRIVERS & SYSTEM
  
  zramSwap.enable = false; # problematic
  
  swapDevices = [{
    device = "/var/lib/swapfile";
    size = 24*1000;
  }];
  
  # Enable OpenGL
  hardware = {
    graphics = {
      enable = true;
    };
    enableAllFirmware = true;
  };

  boot.extraModprobeConfig = ''
    options snd-intel-dspcfg dsp_driver=1
  '';

  # Load nvidia driver for Xorg and Wayland
  services.xserver.videoDrivers = ["nvidia"];

  hardware.nvidia = {
    
    # NVIDIA prime GPU selection
    prime = {
    
      offload = {
        enable = true;
        enableOffloadCmd = true;
      };
      
      intelBusId = "PCI:0:2:0";
      nvidiaBusId = "PCI:0:1:0";
      
    };
    
    modesetting.enable = true;

    powerManagement = {
      enable = true;

      finegrained = true;
    };

    open = true;

    nvidiaSettings = true;

    package = config.boot.kernelPackages.nvidiaPackages.stable;
  };
  

 ##############################################################################################