net: add mellanox arm driver

add mellanox arm driver MLNX_OFED_LINUX-5.1-2.5.8.0.46-rhel8.3-aarch64.

Signed-off-by: Hongbo Li <herberthbli@tencent.com>

package/arm/config.default

@@ -2566,7 +2566,29 @@ CONFIG_FM10K=m
 # CONFIG_IGC is not set
 # CONFIG_JME is not set
 # CONFIG_NET_VENDOR_MARVELL is not set
-# CONFIG_NET_VENDOR_MELLANOX is not set
+CONFIG_NET_VENDOR_MELLANOX=y
+CONFIG_MLX4_EN=m
+CONFIG_MLX4_EN_DCB=y
+CONFIG_MLX4_CORE=m
+CONFIG_MLX4_DEBUG=y
+CONFIG_MLX4_CORE_GEN2=y
+CONFIG_MLX5_CORE=m
+CONFIG_MLX5_ACCEL=y
+CONFIG_MLX5_FPGA=y
+CONFIG_MLX5_CORE_EN=y
+CONFIG_MLX5_EN_ARFS=y
+CONFIG_MLX5_EN_RXNFC=y
+CONFIG_MLX5_MPFS=y
+CONFIG_MLX5_CORE_EN_DCB=y
+CONFIG_MLX5_CORE_IPOIB=y
+CONFIG_MLX5_FPGA_IPSEC=y
+CONFIG_MLXSW_CORE=m
+CONFIG_MLXSW_CORE_HWMON=y
+CONFIG_MLXSW_CORE_THERMAL=y
+CONFIG_MLXSW_PCI=m
+CONFIG_MLXSW_I2C=m
+CONFIG_MLXSW_MINIMAL=m
+CONFIG_MLXFW=m
 # CONFIG_NET_VENDOR_MICREL is not set
 CONFIG_NET_VENDOR_MICROCHIP=y
 # CONFIG_ENC28J60 is not set
@@ -4577,6 +4599,7 @@ CONFIG_INFINIBAND_VIRT_DMA=y
 # CONFIG_INFINIBAND_MTHCA is not set
 # CONFIG_INFINIBAND_I40IW is not set
 # CONFIG_MLX4_INFINIBAND is not set
+# CONFIG_MLX5_INFINIBAND is not set
 # CONFIG_INFINIBAND_OCRDMA is not set
 CONFIG_INFINIBAND_HNS=m
 # CONFIG_INFINIBAND_HNS_HIP06 is not set

package/arm/kernel-tlinux.spec

@@ -357,6 +357,7 @@ do
     mv %buildroot/boot/.vmlinuz-%{tagged_name}%{?dist}.hmac %buildroot/lib/modules/$KernelVer/dist_compat
 %endif
 
+    env -i PATH=$PATH LD_LIBRARY_PATH=$LD_LIBRARY_PATH HOME=$HOME USER=$USER bash -c "$PWD/package/arm/mlx/mlnx_ofed_integrate_into_kernel.sh $KernelVer $PWD %buildroot"
 
     # Copy the System.map file for depmod to use, and create a backup of the
     # full module tree so we can restore it after we're done filtering

package/arm/mlx/mlnx_ofed_integrate_into_kernel.sh

@@ -0,0 +1,268 @@
+#!/bin/bash
+#
+# Copyright (c) 2020 Mellanox Technologies. All rights reserved.
+#
+# This Software is licensed under one of the following licenses:
+#
+# 1) under the terms of the "Common Public License 1.0" a copy of which is
+#    available from the Open Source Initiative, see
+#    http://www.opensource.org/licenses/cpl.php.
+#
+# 2) under the terms of the "The BSD License" a copy of which is
+#    available from the Open Source Initiative, see
+#    http://www.opensource.org/licenses/bsd-license.php.
+#
+# 3) under the terms of the "GNU General Public License (GPL) Version 2" a
+#    copy of which is available from the Open Source Initiative, see
+#    http://www.opensource.org/licenses/gpl-license.php.
+#
+# Licensee has the right to choose one of the above licenses.
+#
+# Redistributions of source code must retain the above copyright
+# notice and one of the license notices.
+#
+# Redistributions in binary form must reproduce both the above copyright
+# notice, one of the license notices in the documentation
+# and/or other materials provided with the distribution.
+#
+# Author: Alaa Hleihel <alaa@mellanox.com>
+#
+
+set -ex
+
+############################################################################
+# Settings:
+
+# Additional flags to pass to mlnxofedinstall
+mlnxofedinstall_flags=""
+
+#
+# Disabling build of specific modules:
+#
+mlnxofedinstall_flags=" ${mlnxofedinstall_flags} \
+	--without-mlx5_fpga_tools \
+	--without-mlnx-rdma-rxe \
+	--without-mlnx-nfsrdma \
+	--without-mlnx-nvme \
+	--without-isert \
+	--without-iser \
+	--without-srp \
+	--without-rshim \
+	--without-mdev \
+	"
+
+#
+# Disabling checking for required packages:
+#
+# Uncomment the next line in case you have a customised build host that
+# causes mlnxofedinstall to fail when checking for required packages (as
+# they might be provided by packages with unexpected names, etc).
+#
+mlnxofedinstall_flags=" ${mlnxofedinstall_flags} --without-depcheck"
+
+
+
+#
+############################################################################
+# get args
+
+# kernel version number (for building modules)
+KERNELRELEASE=$1; shift
+
+# path to kernel rpm build directory (for temp build folder)
+kbdir=$1; shift
+
+# path to kernel rpm build root (for kernel sources and installing modules)
+buildroot=$1; shift
+
+# Path to full mlnx_ofed package
+ofedsrc=${kbdir}/package/arm/mlx/MLNX_OFED_LINUX-5.1-2.5.8.0.46-rhel8.3-aarch64.tgz
+
+mlx_splits_dir=${kbdir}/package/arm/mlx
+mlx_splits="mlx_split*"
+if [ ! -e "${ofedsrc}" ]; then
+       cat $mlx_splits_dir/$mlx_splits > $ofedsrc
+fi
+
+if [ ! -e "${ofedsrc}" ]; then
+	echo "ERROR: ofedsrc not provided or path '${ofedsrc}' does not exist." >&2
+	echo 1
+fi
+
+if [ "X${KERNELRELEASE}" == "X" ]; then
+	echo "ERROR: KERNELRELEASE not provided." >&2
+	echo 1
+fi
+if [ ! -d "${kbdir}" ]; then
+	echo "ERROR: kbdir not provided" >&2
+	echo 1
+fi
+if [ ! -d "${buildroot}" ]; then
+	echo "ERROR: buildroot not provided" >&2
+	echo 1
+fi
+
+K_SRC=${buildroot}/usr/src/kernels/${KERNELRELEASE}
+K_DIR_INSTALL=${buildroot}/lib/modules/${KERNELRELEASE}/kernel
+
+export MAKE=${MAKE:-"make"}
+
+
+############################################################################
+#
+# make sure we have each modules installed once under the new kernel:
+# - if the module we want to install already exists, replace it wit the new one.
+# - if it's a new module, then just install it.
+#
+function inst_mod()
+{
+	local mod=$1; shift
+
+	local mod_name=$(basename ${mod})
+	local tdir=
+
+	for ii in $(find ${K_DIR_INSTALL} -name "*${mod_name}*")
+	do
+		# save module location
+		tdir=$(dirname ${ii})
+
+		/bin/rm -fv ${ii}
+	done
+
+	# install new module
+	if [ ! -e "${tdir}" ]; then
+		tdir="${K_DIR_INSTALL}/drivers/ofed_addon/"
+		mkdir -p ${tdir}
+	fi
+
+	/bin/cp -fv ${mod} ${tdir}/
+}
+
+function handle_rpm()
+{
+	local pkg=$1; shift
+
+	/bin/rm -rf ext_rpm
+	mkdir -p ext_rpm
+	cd ext_rpm
+
+	# extract rpm
+	rpm2cpio ${pkg} | cpio -id
+
+	# copy all modules
+	for mod in $(find . -name "*.ko*")
+	do
+		inst_mod ${mod}
+	done
+
+	cd -
+}
+
+function handle_rpms_ofa_kernel()
+{
+	local mod_rpms=$1; shift
+
+	for mrpm in ${mod_rpms}
+	do
+		case "${mrpm}" in
+			*mlnx-ofa_kernel*devel*)
+				continue
+				;;
+			*mlnx-ofa_kernel*)
+				handle_rpm ${mrpm}
+				;;
+		esac
+	done
+}
+
+function handle_rpms_all()
+{
+	local mod_rpms=$1; shift
+
+	for mrpm in ${mod_rpms}
+	do
+		case "${mrpm}" in
+			*mlnx-ofa_kernel*)
+				continue
+				;;
+			*)
+				handle_rpm ${mrpm}
+				;;
+		esac
+	done
+}
+
+__cleanup()
+{
+	sed -i '/__os_install_post/d' ~/.rpmmacros
+	sed -i '/__brp_mangle_shebangs/d' ~/.rpmmacros
+}
+trap '__cleanup' INT TERM ERR EXIT
+
+############################################################################
+
+cd ${kbdir}
+/bin/rm -rf ofedbuild && mkdir ofedbuild && cd ofedbuild
+mkdir mtmp
+TMPD="$PWD/mtmp"
+
+# extract MLNX_OFED
+tar xzf ${ofedsrc}
+cd MLNX_OFED_LINUX-*
+
+distro=$(cat distro 2>/dev/null)
+echo "This MLNX_OFED was built for distro: ${distro}"
+
+#this will cause error in chroot environment
+#echo "%__os_install_post %{nil}" >> ~/.rpmmacros
+echo "%__brp_mangle_shebangs %{nil}" >> ~/.rpmmacros
+
+# compile modules against target kernel
+./mlnxofedinstall \
+	--add-kernel-support-build-only \
+	--disable-kmp \
+	--distro ${distro} \
+	--kernel ${KERNELRELEASE} \
+	--kernel-sources ${K_SRC} \
+	--tmpdir ${TMPD} \
+	--skip-distro-check \
+	--skip-repo ${mlnxofedinstall_flags}
+
+sed -i '/__os_install_post/d' ~/.rpmmacros
+sed -i '/__brp_mangle_shebangs/d' ~/.rpmmacros
+
+# fix permissiosn
+chown -R ${USER} ${TMPD}
+
+echo
+echo "Compilation done, now get the modules and copy the to kernel buildroot..."
+echo
+
+# open RPMs and copy modules
+/bin/rm -rf ${TMPD}/new
+mkdir -p ${TMPD}/new
+cd ${TMPD}/new
+tar xzf ${TMPD}/MLNX_OFED_LINUX-*/MLNX_OFED_LINUX-*tgz
+
+# get all kernel module rpms that were built against target kernel
+mod_rpms=
+for pkg in $(find ${TMPD}/new/MLNX_OFED_LINUX-*/RPMS -name "*rpm")
+do
+	if rpm -qlp ${pkg} | grep "\.ko" | grep -q "${KERNELRELEASE}"; then
+		# take each rpm only once
+		rpkg=$(readlink -f ${pkg})
+		if ! echo "${mod_rpms}" | grep -q "${rpkg}"; then
+			mod_rpms="${mod_rpms} ${rpkg}"
+		fi
+	fi
+done
+
+# first handle ofa_kernel rpm since it's our base package
+handle_rpms_ofa_kernel "${mod_rpms}"
+
+# now handle the additional packages
+handle_rpms_all "${mod_rpms}"
+
+# cleanup
+cd ${kbdir}
+/bin/rm -rf ofedbuild