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Merge pull request #72404 from peterhoeg/u/displaylink

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displaylink: make it work!
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Peter Hoeg 2019-11-03 14:19:41 +08:00 committed by GitHub
commit 8bddbbaf84
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2 changed files with 25 additions and 12 deletions
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22
nixos/modules/hardware/video/displaylink.nix
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@ -19,6 +19,21 @@ in
config = mkIf enabled { config = mkIf enabled {
boot.extraModulePackages = [ evdi ]; boot.extraModulePackages = [ evdi ];
boot.kernelModules = [ "evdi" ];
environment.etc."X11/xorg.conf.d/40-displaylink.conf".text = ''
Section "OutputClass"
Identifier "DisplayLink"
MatchDriver "evdi"
Driver "modesetting"
Option "AccelMethod" "none"
EndSection
'';
# make the device available
services.xserver.displayManager.sessionCommands = ''
${lib.getBin pkgs.xorg.xrandr}/bin/xrandr --setprovideroutputsource 1 0
'';
# Those are taken from displaylink-installer.sh and from Arch Linux AUR package. # Those are taken from displaylink-installer.sh and from Arch Linux AUR package.
@ -47,18 +62,13 @@ in
description = "DisplayLink Manager Service"; description = "DisplayLink Manager Service";
after = [ "display-manager.service" ]; after = [ "display-manager.service" ];
conflicts = [ "getty@tty7.service" ]; conflicts = [ "getty@tty7.service" ];
path = [ pkgs.kmod ];
serviceConfig = { serviceConfig = {
ExecStart = "${displaylink}/bin/DisplayLinkManager"; ExecStart = "${displaylink}/bin/DisplayLinkManager";
Restart = "always"; Restart = "always";
RestartSec = 5; RestartSec = 5;
LogsDirectory = "displaylink";
}; };
preStart = ''
mkdir -p /var/log/displaylink
modprobe evdi
'';
}; };
}; };

15
pkgs/os-specific/linux/evdi/default.nix
View File

@ -2,20 +2,23 @@
stdenv.mkDerivation rec { stdenv.mkDerivation rec {
pname = "evdi"; pname = "evdi";
version = "1.6.2"; version = "1.6.3";
src = fetchFromGitHub { src = fetchFromGitHub {
owner = "DisplayLink"; owner = "DisplayLink";
repo = pname; repo = pname;
rev = "v${version}"; rev = "v${version}";
sha256 = "0ajjsh1fw7w0k28r6qq7kh3qcr87gzzjp8s890algbglynlafzfw"; sha256 = "1gp8xbhd5pmcl95izhpvw9gxfcsbv5f80s6q39l4y3z9j734rb8j";
}; };
nativeBuildInputs = kernel.moduleBuildDependencies; nativeBuildInputs = kernel.moduleBuildDependencies;
buildInputs = [ kernel libdrm ]; buildInputs = [ kernel libdrm ];
makeFlags = [ "KVER=${kernel.modDirVersion}" "KDIR=${kernel.dev}/lib/modules/${kernel.modDirVersion}/build" ]; makeFlags = [
"KDIR=${kernel.dev}/lib/modules/${kernel.modDirVersion}/build"
"KVER=${kernel.modDirVersion}"
];
hardeningDisable = [ "format" "pic" "fortify" ]; hardeningDisable = [ "format" "pic" "fortify" ];
@ -26,9 +29,9 @@ stdenv.mkDerivation rec {
meta = with stdenv.lib; { meta = with stdenv.lib; {
description = "Extensible Virtual Display Interface"; description = "Extensible Virtual Display Interface";
platforms = platforms.linux; homepage = "https://www.displaylink.com/";
license = with licenses; [ lgpl21 gpl2 ]; license = with licenses; [ lgpl21 gpl2 ];
homepage = https://www.displaylink.com/; platforms = platforms.linux;
broken = versionOlder kernel.version "4.9" || versionAtLeast kernel.version "5.3" || stdenv.isAarch64; broken = versionOlder kernel.version "4.9" || stdenv.isAarch64;
}; };
} }