reorganize hardware

hosts/flubber-machine/default.nix

@@ -46,15 +46,6 @@
       # security
       security.useDoas = true;
     };
-    hardware = {
-      audio.enable = true;
-      bluetooth.enable = true;
-      print.enable = true;
-      pointer.enable = true;
-      tablet.enable = true;
-      networking.enable = true;
-      rgb.enable = true;
-    };
     desktop = {
       # set to `x11` or `wayland`, improves compat
       envProto = "wayland";

hosts/flubber-machine/hardware.nix

@@ -21,10 +21,17 @@
   boot.loader.systemd-boot.enable = true;
   boot.loader.efi.canTouchEfiVariables = true;
 
-  # radv > amdvlk
+  modules.hardware = {
-  environment.variables.AMD_VULKAN_ICD = "RADV";
+    graphics.amdgpu.enable = true;
-
+    graphics.amdgpu.overclock = true;
-  environment.systemPackages = with pkgs; [ amdgpu_top ];
+    audio.enable = true;
+    bluetooth.enable = true;
+    networking.enable = true;
+    print.enable = true;
+    pointer.enable = true;
+    rgb.enable = true;
+    tablet.enable = true;
+  };
 
   fileSystems."/" =
     { device = "/dev/disk/by-uuid/5da6bab0-856a-4e65-8ff6-5b70fe3764b8";

hosts/goopnet-interface/apple-macbook-air-9-1.nix

@@ -19,9 +19,6 @@
     always_full_speed = false;
   };
 
-  # better performance than the actual intel driver
-  services.xserver.videoDrivers = [ "modesetting" ];
-
   # replace basic t2 kernel with cachyos kernel
   # same patches and i trust it to be more up to date (one time the "latest" was EOL for t2,,,)
   # also interesting how this supports l4 but my big computer doesn't...
@@ -30,18 +27,10 @@
   # fix wifi firmware
   hardware.apple-t2.firmware.enable = true;
 
-  environment.variables = {
+  hardware.intelgpu.driver = "i915";
-    LIBVA_DRIVER_NAME= "iHD";
+  # support gen8-11 (i915) rather than gen12+ (xe)
-    VDPAU_DRIVER = "va_gl";
+  hardware.intelgpu.computeRuntime = "legacy";
-  };
+  hardware.intelgpu.mediaRuntime = "intel-media-sdk";
-
-  environment.systemPackages = with pkgs; [ intel-gpu-tools ];
-
-  boot.kernelParams = [
-    # enable the i915 sandybridge framebuffer compression (475mw savings)
-    "i915.enable_fbc=1"
-    "i915.enable_gvt=1"
-  ];
 
   # fix sleep/suspend
   # ty https://github.com/3ulalia/flake/blob/aaddbef19979c6d952f7a763cd9e6225d6330a02/hosts/catalina/default.nix

hosts/goopnet-interface/default.nix

@@ -38,13 +38,6 @@
       # security
       security.useDoas = true;
     };
-    hardware = {
-      audio.enable = true;
-      bluetooth.enable = true;
-      print.enable = true;
-      pointer.enable = true;
-      networking.enable = true;
-    };
     desktop = {
       # set to `x11` or `wayland`, improves compat
       envProto = "wayland";

hosts/goopnet-interface/hardware.nix

@@ -4,7 +4,8 @@
   imports =
     [
       inputs.hardware.nixosModules.apple-t2
-      inputs.hardware.nixosModules.common-cpu-intel
+      (inputs.hardware + "/common/cpu/intel/ice-lake")
+      (inputs.hardware + "/common/gpu/intel/ice-lake")
       inputs.hardware.nixosModules.common-pc-laptop-ssd
       inputs.hardware.nixosModules.common-pc-laptop
 
@@ -21,6 +22,14 @@
   boot.loader.systemd-boot.enable = true;
   boot.loader.efi.canTouchEfiVariables = true;
 
+  modules.hardware = {
+    graphics.i915.enable = true;
+    audio.enable = true;
+    bluetooth.enable = true;
+    networking.enable = true;
+    pointer.enable = true;
+  };
+
   fileSystems."/" =
     { device = "/dev/disk/by-uuid/0f09afdc-88e4-4764-818b-77828931278f";
       fsType = "ext4";

modules/dev/default.nix

@@ -1,18 +0,0 @@
-{ lib, config, ... }:
-
-with lib;
-let
-  cfg = config.modules.dev;
-in {
-  options.modules.dev = {
-    enable = mkEnableOption "General development utilities";
-  };
-
-  config = mkIf cfg.enable {
-    programs.direnv = {
-      enable = true;
-      silent = true;
-      nix-direnv.enable = true;
-    };
-  };
-}

modules/hardware/graphics/amdgpu.nix

@@ -0,0 +1,27 @@
+{ pkgs, config, lib, inputs, ... }:
+
+with lib;
+let
+  cfg = config.modules.hardware.graphics.amdgpu;
+in {
+  options.modules.hardware.graphics.amdgpu = {
+    enable = mkEnableOption "Enable AMD graphics drivers, used in conjuction with nixos-hardware";
+    overclock = mkEnableOption "Enable overclocking on AMD graphics drivers";
+  };
+
+  config = mkIf cfg.enable {
+    hardware.amdgpu.opencl.enable = true;
+    hardware.amdgpu.overdrive.enable = cfg.overclock;
+    services.lact.enable = cfg.overclock;
+
+    environment.systemPackages = with pkgs; [ amdgpu_top ];
+
+    environment.variables = {
+      # radv > amdvlk
+      AMD_VULKAN_ICD = "RADV";
+      # hwaccel
+      LIBVA_DRIVER_NAME = "radeonsi";
+      VDPAU_DRIVER = "radeonsi";
+    };
+  };
+}

modules/hardware/graphics/i915.nix

@@ -0,0 +1,24 @@
+{ pkgs, config, lib, inputs, ... }:
+
+with lib;
+let
+  cfg = config.modules.hardware.graphics.i915;
+in {
+  options.modules.hardware.graphics.i915 = {
+    enable = mkEnableOption "Enable Intel i915 graphics drivers, used in conjuction with nixos-hardware";
+    powersave = mkEnableOption {
+      default = config.modules.core.laptop;
+      description = "Enable intel i915-specific powersaving tweaks";
+    };
+  };
+
+  config = mkIf cfg.enable {
+    environment.systemPackages = with pkgs; [ intel-gpu-tools ];
+    hardware.intel-gpu-tools.enable = true;
+
+    boot.kernelParams = [
+      # enable gpu virtualization
+      "i915.enable_gvt=1"
+    ] ++ optional cfg.i915.powersave "i915.enable_fbc=1";
+  };
+}