Intel Graphics - Revision history

StealthBadger747: Reword comment in the example

2025-10-16T20:54:57Z

Reword comment in the example

← Older revision		Revision as of 20:54, 16 October 2025
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	boot.kernelParams = [ "i915.enable_guc=3" ];		boot.kernelParams = [ "i915.enable_guc=3" ];

	# ~~Ensure service~~/~~user~~ (e.g., jellyfin/plex) ~~can access /dev/dri~~:		# May help services that have trouble accessing /dev/dri (e.g., jellyfin/plex):
	# users.users.<service>.extraGroups = [ "video" "render" ];		# users.users.<service>.extraGroups = [ "video" "render" ];
	</syntaxhighlight>		</syntaxhighlight>

StealthBadger747: Add Intel ARC (DG2/Xe-HPG) example: updated hardware.graphics config with intel-media-driver, vpl-gpu-rt, and intel-compute-runtime; notes on i915.enable_guc=3 and firmware for ffmpeg/VAAPI reliability; clarify intel-ocl is legacy.

2025-10-16T20:52:11Z

Add Intel ARC (DG2/Xe-HPG) example: updated hardware.graphics config with intel-media-driver, vpl-gpu-rt, and intel-compute-runtime; notes on i915.enable_guc=3 and firmware for ffmpeg/VAAPI reliability; clarify intel-ocl is legacy.

← Older revision		Revision as of 20:52, 16 October 2025
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	Example configuration with Hardware Acceleration & Quick Sync Video enabled on a modern Intel ~~CPU~~<syntaxhighlight lang="nix">		Example configuration with Hardware Acceleration & Quick Sync Video enabled on a modern Intel Graphics (Including ARC)
			<syntaxhighlight lang="nix">
	services.xserver.videoDrivers = [ "modesetting" ];		services.xserver.videoDrivers = [ "modesetting" ];

	hardware.graphics = {		hardware.graphics = {
	enable = true;		enable = true;
	extraPackages = with pkgs; [		extraPackages = with pkgs; [
	# ~~For~~ modern Intel ~~CPU's~~		# Required for modern Intel GPUs (Xe iGPU and ARC)
	intel-media-driver # ~~Enable Hardware Acceleration~~		intel-media-driver # VA-API (iHD) userspace
	vpl-gpu-rt # ~~Enable~~ QSV		vpl-gpu-rt # oneVPL (QSV) runtime

			# Optional (compute / tooling):
			intel-compute-runtime # OpenCL (NEO) + Level Zero for Arc/Xe
			# NOTE: 'intel-ocl' also exists as a legacy package; not recommended for Arc/Xe.
			# libvdpau-va-gl # Only if you must run VDPAU-only apps
	];		];
	};		};
	environment.sessionVariables = { LIBVA_DRIVER_NAME = "iHD"; };
			environment.sessionVariables = {
			LIBVA_DRIVER_NAME = "iHD"; # Prefer the modern iHD backend
			# VDPAU_DRIVER = "va_gl"; # Only if using libvdpau-va-gl
			};

			# May help if FFmpeg/VAAPI/QSV init fails (esp. on Arc with i915):
			hardware.enableRedistributableFirmware = true;
			boot.kernelParams = [ "i915.enable_guc=3" ];

			# Ensure service/user (e.g., jellyfin/plex) can access /dev/dri:
			# users.users.<service>.extraGroups = [ "video" "render" ];
	</syntaxhighlight>		</syntaxhighlight>

Abowen: Added example configuration of modern Intel CPU

2025-08-26T00:59:24Z

Added example configuration of modern Intel CPU

← Older revision		Revision as of 00:59, 26 August 2025
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			Example configuration with Hardware Acceleration & Quick Sync Video enabled on a modern Intel CPU<syntaxhighlight lang="nix">
			services.xserver.videoDrivers = [ "modesetting" ];
			hardware.graphics = {
			enable = true;
			extraPackages = with pkgs; [
			# For modern Intel CPU's
			intel-media-driver # Enable Hardware Acceleration
			vpl-gpu-rt # Enable QSV
			];
			};
			environment.sessionVariables = { LIBVA_DRIVER_NAME = "iHD"; };
			</syntaxhighlight>

	== Driver ==		== Driver ==
	Refer to the [https://nixos.org/manual/nixos/stable/#sec-x11--graphics-cards-intel Intel Graphics drivers] section of the NixOS manual.		Refer to the [https://nixos.org/manual/nixos/stable/#sec-x11--graphics-cards-intel Intel Graphics drivers] section of the NixOS manual.

Mic92: drop 24.05 compat

2024-12-03T08:22:07Z

drop 24.05 compat

← Older revision		Revision as of 08:22, 3 December 2024
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	Sample configuration:		Sample configuration:
	<syntaxHighlight lang=nix>		<syntaxHighlight lang=nix>
	hardware.graphics = { ~~# hardware.opengl in 24.05~~		hardware.graphics = {
	enable = true;		enable = true;
	extraPackages = with pkgs; [		extraPackages = with pkgs; [

Mic92: hardware.graphics -> hardware.opengl

2024-06-27T05:55:38Z

hardware.graphics -> hardware.opengl

← Older revision		Revision as of 05:55, 27 June 2024
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	== Video acceleration ==		== Video acceleration ==

	To enable hardware (GPU) accelerated video decoding and encoding you need to add additional entries in <code>hardware.~~opengl~~.extraPackages</code> (see [[Accelerated_Video_Playback\|accelerated video playback]]).		To enable hardware (GPU) accelerated video decoding and encoding you need to add additional entries in <code>hardware.graphics.extraPackages</code> (see [[Accelerated_Video_Playback\|accelerated video playback]]).

	== Quick Sync Video ==		== Quick Sync Video ==

Mic92: hardware.graphics -> hardware.opengl

2024-06-27T05:53:17Z

hardware.graphics -> hardware.opengl

← Older revision		Revision as of 05:53, 27 June 2024
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	QSV support can be used through either [https://github.com/Intel-Media-SDK/MediaSDK Intel Media SDK] or [https://github.com/intel/libvpl Intel VPL]. Intel VPL supersedes the now deprecated Media SDK.		QSV support can be used through either [https://github.com/Intel-Media-SDK/MediaSDK Intel Media SDK] or [https://github.com/intel/libvpl Intel VPL]. Intel VPL supersedes the now deprecated Media SDK.

	Both libraries dispatch to a backing implementation that is different depending on the GPU generation at runtime. You need to add either <code>intel-media-sdk</code> or <code>vpl-gpu-rt</code> (previously <code>onevpl-intel-gpu</code>) to <code>hardware.~~opengl~~.extraPackages</code>. You can check the [https://github.com/intel/libvpl?tab=readme-ov-file#dispatcher-behavior-when-targeting-intel-gpus this] table to decide whether you need the Media SDK or VPL GPU runtime.		Both libraries dispatch to a backing implementation that is different depending on the GPU generation at runtime. You need to add either <code>intel-media-sdk</code> or <code>vpl-gpu-rt</code> (previously <code>onevpl-intel-gpu</code>) to <code>hardware.graphics.extraPackages</code>. You can check the [https://github.com/intel/libvpl?tab=readme-ov-file#dispatcher-behavior-when-targeting-intel-gpus this] table to decide whether you need the Media SDK or VPL GPU runtime.

	Sample configuration:		Sample configuration:
	<syntaxHighlight lang=nix>		<syntaxHighlight lang=nix>
	hardware.~~opengl~~ = {		hardware.graphics = { # hardware.opengl in 24.05
	enable = true;		enable = true;
	extraPackages = with pkgs; [		extraPackages = with pkgs; [

Mic92: imported from old wiki

2024-06-19T05:36:45Z

imported from old wiki

← Older revision		Revision as of 05:36, 19 June 2024
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	To enable hardware (GPU) accelerated video decoding and encoding you need to add additional entries in <code>hardware.opengl.extraPackages</code> (see [[Accelerated_Video_Playback\|accelerated video playback]]).		To enable hardware (GPU) accelerated video decoding and encoding you need to add additional entries in <code>hardware.opengl.extraPackages</code> (see [[Accelerated_Video_Playback\|accelerated video playback]]).

			== Quick Sync Video ==

			Intel Quick Sync Video (QSV) is a hardware accelerated media conversion framework for Intel GPUs.
			Applications that can be accelerated using QSV include OBS Studio and ffmpeg.

			QSV support can be used through either [https://github.com/Intel-Media-SDK/MediaSDK Intel Media SDK] or [https://github.com/intel/libvpl Intel VPL]. Intel VPL supersedes the now deprecated Media SDK.

			Both libraries dispatch to a backing implementation that is different depending on the GPU generation at runtime. You need to add either <code>intel-media-sdk</code> or <code>vpl-gpu-rt</code> (previously <code>onevpl-intel-gpu</code>) to <code>hardware.opengl.extraPackages</code>. You can check the [https://github.com/intel/libvpl?tab=readme-ov-file#dispatcher-behavior-when-targeting-intel-gpus this] table to decide whether you need the Media SDK or VPL GPU runtime.

			Sample configuration:
			<syntaxHighlight lang=nix>
			hardware.opengl = {
			enable = true;
			extraPackages = with pkgs; [
			... # your Open GL, Vulkan and VAAPI drivers
			vpl-gpu-rt # or intel-media-sdk for QSV
			];
			};
			</syntaxHighlight>

	== 12th Gen (Alder Lake) ==		== 12th Gen (Alder Lake) ==

Ponder: /* Driver */ New brief section

2024-04-26T08:43:41Z

Driver: New brief section

← Older revision		Revision as of 08:43, 26 April 2024
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			== Driver ==
			Refer to the [https://nixos.org/manual/nixos/stable/#sec-x11--graphics-cards-intel Intel Graphics drivers] section of the NixOS manual.

	== Video acceleration ==		== Video acceleration ==

	To enable hardware (GPU) accelerated video decoding and encoding you need to add additional entries in <code>hardware.opengl.extraPackages</code> (see [[Accelerated_Video_Playback\|"accelerated video playback"]]).		To enable hardware (GPU) accelerated video decoding and encoding you need to add additional entries in <code>hardware.opengl.extraPackages</code> (see [[Accelerated_Video_Playback\|accelerated video playback]]).

	== 12th Gen (Alder Lake) ==		== 12th Gen (Alder Lake) ==

	X Server may fail to start with the newer 12th generation, Alder Lake, iRISxe integrated graphics chips. If this is the case, you can give the kernel a hint as to what driver to use. First confirm the graphic chip's device ID by running in a terminal:		The X Server may fail to start with the newer 12th generation, Alder Lake, iRISxe integrated graphics chips. If this is the case, you can give the kernel a hint as to what driver to use. First confirm the graphic chip's device ID by running in a terminal:

	<syntaxHighlight lang=console>		<syntaxHighlight lang=console>

imported>IgorM: category

2023-09-26T10:02:56Z

imported>IgorM: Console syntax highlight, category

2023-09-26T10:01:41Z

Console syntax highlight, category

← Older revision		Revision as of 10:01, 26 September 2023
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	X Server may fail to start with the newer 12th generation, Alder Lake, iRISxe integrated graphics chips. If this is the case, you can give the kernel a hint as to what driver to use. First confirm the graphic chip's device ID by running in a terminal:		X Server may fail to start with the newer 12th generation, Alder Lake, iRISxe integrated graphics chips. If this is the case, you can give the kernel a hint as to what driver to use. First confirm the graphic chip's device ID by running in a terminal:

	<~~pre~~>		<syntaxHighlight lang=console>
	$ nix-shell -p pciutils --run "lspci -nn \| grep VGA"		$ nix-shell -p pciutils --run "lspci -nn \| grep VGA"
	00:02.0 VGA compatible controller [0300]: Intel Corporation Alder Lake-UP3 GT2 [Iris Xe Graphics] [8086:46a8] (rev 0c)		00:02.0 VGA compatible controller [0300]: Intel Corporation Alder Lake-UP3 GT2 [Iris Xe Graphics] [8086:46a8] (rev 0c)
	</~~pre~~>		</syntaxHighlight>

	In this example, "46a8" is the device ID. You can then add this to your configuration and reboot:		In this example, "46a8" is the device ID. You can then add this to your configuration and reboot:

	<pre>boot.kernelParams = [ "i915.force_probe=<device ID>" ];</pre>		<pre>boot.kernelParams = [ "i915.force_probe=<device ID>" ];</pre>

			[[Category:Hardware]]

← Older revision		Revision as of 10:02, 26 September 2023
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	<pre>boot.kernelParams = [ "i915.force_probe=<device ID>" ];</pre>		<pre>boot.kernelParams = [ "i915.force_probe=<device ID>" ];</pre>

	[[Category:~~Hardware~~]]		[[Category:Video]]