nixpkgs/pkgs/os-specific/linux/nvidiabl/default.nix

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{ stdenv, fetchFromGitHub, kernel }:
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stdenv.mkDerivation rec {
name = "nvidiabl-${version}-${kernel.version}";
version = "2017-09-26";
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# We use a fork which adds support for newer kernels -- upstream has been abandoned.
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src = fetchFromGitHub {
owner = "yorickvP";
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repo = "nvidiabl";
rev = "2d909f4dfceb24ce98479fd571411c6ec3b71bea";
sha256 = "0dsar8fsaxwywjh6rbrxkhdp142vqjnsyxfz6bgpbqml6slpiqs1";
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};
hardeningDisable = [ "pic" ];
nativeBuildInputs = kernel.moduleBuildDependencies;
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preConfigure = ''
sed -i 's|/sbin/depmod|#/sbin/depmod|' Makefile
'';
makeFlags = [
"KDIR=${kernel.dev}/lib/modules/${kernel.modDirVersion}/build"
"DESTDIR=$(out)"
"KVER=${kernel.modDirVersion}"
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];
meta = with stdenv.lib; {
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description = "Linux driver for setting the backlight brightness on laptops using NVIDIA GPU";
homepage = "https://github.com/guillaumezin/nvidiabl";
license = licenses.gpl2;
platforms = [ "x86_64-linux" "i686-linux" ];
maintainers = with maintainers; [ yorickvp ];
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};
}