nixpkgs/nixos/modules/hardware/graphics.nix

127 lines
4.6 KiB
Nix

{ config, lib, pkgs, ... }:
let
cfg = config.hardware.graphics;
driversEnv = pkgs.buildEnv {
name = "graphics-drivers";
paths = [ cfg.package ] ++ cfg.extraPackages;
};
driversEnv32 = pkgs.buildEnv {
name = "graphics-drivers-32bit";
paths = [ cfg.package32 ] ++ cfg.extraPackages32;
};
in
{
imports = [
(lib.mkRenamedOptionModule [ "services" "xserver" "vaapiDrivers" ] [ "hardware" "opengl" "extraPackages" ])
(lib.mkRemovedOptionModule [ "hardware" "opengl" "s3tcSupport" ] "S3TC support is now always enabled in Mesa.")
(lib.mkRemovedOptionModule [ "hardware" "opengl" "driSupport"] "The setting can be removed.")
(lib.mkRenamedOptionModule [ "hardware" "opengl" "enable"] [ "hardware" "graphics" "enable" ])
(lib.mkRenamedOptionModule [ "hardware" "opengl" "driSupport32Bit"] [ "hardware" "graphics" "enable32Bit" ])
(lib.mkRenamedOptionModule [ "hardware" "opengl" "package"] [ "hardware" "graphics" "package" ])
(lib.mkRenamedOptionModule [ "hardware" "opengl" "package32"] [ "hardware" "graphics" "package32" ])
(lib.mkRenamedOptionModule [ "hardware" "opengl" "extraPackages"] [ "hardware" "graphics" "extraPackages" ])
(lib.mkRenamedOptionModule [ "hardware" "opengl" "extraPackages32"] [ "hardware" "graphics" "extraPackages32" ])
];
options.hardware.graphics = {
enable = lib.mkOption {
description = ''
Whether to enable hardware accelerated graphics drivers.
This is required to allow most graphical applications and
environments to use hardware rendering, video encode/decode
acceleration, etc.
This option should be enabled by default by the corresponding modules,
so you do not usually have to set it yourself.
'';
type = lib.types.bool;
default = false;
};
enable32Bit = lib.mkOption {
description = ''
On 64-bit systems, whether to also install 32-bit drivers for
32-bit applications (such as Wine).
'';
type = lib.types.bool;
default = false;
};
package = lib.mkOption {
description = ''
The package that provides the default driver set.
'';
type = lib.types.package;
internal = true;
};
package32 = lib.mkOption {
description = ''
The package that provides the 32-bit driver set. Used when {option}`enable32Bit` is enabled.
set.
'';
type = lib.types.package;
internal = true;
};
extraPackages = lib.mkOption {
description = ''
Additional packages to add to the default graphics driver lookup path.
This can be used to add OpenCL drivers, VA-API/VDPAU drivers, etc.
::: {.note}
intel-media-driver supports hardware Broadwell (2014) or newer. Older hardware should use the mostly unmaintained intel-vaapi-driver driver.
:::
'';
type = lib.types.listOf lib.types.package;
default = [];
example = lib.literalExpression "with pkgs; [ intel-media-driver intel-ocl intel-vaapi-driver ]";
};
extraPackages32 = lib.mkOption {
description = ''
Additional packages to add to 32-bit graphics driver lookup path on 64-bit systems.
Used when {option}`enable32Bit` is set. This can be used to add OpenCL drivers, VA-API/VDPAU drivers, etc.
::: {.note}
intel-media-driver supports hardware Broadwell (2014) or newer. Older hardware should use the mostly unmaintained intel-vaapi-driver driver.
:::
'';
type = lib.types.listOf lib.types.package;
default = [];
example = lib.literalExpression "with pkgs.pkgsi686Linux; [ intel-media-driver intel-vaapi-driver ]";
};
};
config = lib.mkIf cfg.enable {
assertions = [
{
assertion = cfg.enable32Bit -> pkgs.stdenv.isx86_64;
message = "`hardware.graphics.enable32Bit` only makes sense on a 64-bit system.";
}
{
assertion = cfg.enable32Bit -> (config.boot.kernelPackages.kernel.features.ia32Emulation or false);
message = "`hardware.graphics.enable32Bit` requires a kernel that supports 32-bit emulation";
}
];
systemd.tmpfiles.settings.graphics-driver = {
"/run/opengl-driver"."L+".argument = toString driversEnv;
"/run/opengl-driver-32" =
if pkgs.stdenv.isi686 then
{ "L+".argument = "opengl-driver"; }
else if cfg.enable32Bit then
{ "L+".argument = toString driversEnv32; }
else
{ "r" = {}; };
};
hardware.graphics.package = lib.mkDefault pkgs.mesa.drivers;
hardware.graphics.package32 = lib.mkDefault pkgs.pkgsi686Linux.mesa.drivers;
};
}