default.nix

{ lib, pkgs, ... }:
let
  inherit (lib) mkDefault;
in
{
  imports = [
    ../../common/pc/laptop
    ../../common/pc/ssd
    ../../common/hidpi.nix
  ];

  # Necessary kernel modules
  boot.initrd.availableKernelModules = [
    "nvme"
    "xhci_pci"
    "usbhid"
    "thunderbolt"
  ];

  # GPU is an Intel Iris Xe, on a “TigerLake” mobile CPU
  boot.initrd.kernelModules = [ "i915" ]; # Early loading so the passphrase prompt appears on external displays
  hardware.graphics.extraPackages = with pkgs; [
    intel-media-driver
    intel-vaapi-driver
  ];

  boot.kernelParams = [
    # The GPD Pocket3 uses a tablet OLED display, that is mounted rotated 90° counter-clockwise
    "fbcon=rotate:1"
    "video=DSI-1:panel_orientation=right_side_up"
  ];

  # Turn on IIO for accelerometer screen rotation.
  hardware.sensor.iio.enable = lib.mkDefault true;

  fonts.fontconfig = {
    subpixel.rgba = "vbgr"; # Pixel order for rotated screen

    # The OLED display has √(1920² + 1200²) px / 8in ≃ 283 dpi
    # Per the documentation, antialiasing, hinting, etc. have no visible effect at such high pixel densities anyhow.
    # Set manually, as the hiDPI module had incorrect settings prior to NixOS 22.11; see nixpkgs#194594.
    hinting.enable = mkDefault false;
  };

  # More HiDPI settings
  services.xserver.dpi = 280;

  # Necessary for audio support on the 1195G7 model
  boot.extraModprobeConfig = ''
    		options snd-intel-dspcfg dsp_driver=1
    	'';
}