From d7adfdf549f2545b5bb5c03a75222a217e45902a Mon Sep 17 00:00:00 2001
From: Vladimir Sokolovsky <vlad@nvidia.com>
Date: Fri, 8 Mar 2024 10:42:13 -0600
Subject: [PATCH] udev scripts: Support network interfaces rename on DPU only

Avoid renaming network interfaces unless operating on a BlueField DPU.

Signed-off-by: Vladimir Sokolovsky <vlad@nvidia.com>
---
 udev/scripts/auxdev-sf-netdev-rename | 7 +++++++
 udev/scripts/sf-rep-netdev-rename    | 7 +++++++
 udev/scripts/vf-net-link-name.sh     | 8 ++++++--
 3 files changed, 20 insertions(+), 2 deletions(-)

diff --git a/udev/scripts/auxdev-sf-netdev-rename b/udev/scripts/auxdev-sf-netdev-rename
index 705a356..2726737 100755
--- a/udev/scripts/auxdev-sf-netdev-rename
+++ b/udev/scripts/auxdev-sf-netdev-rename
@@ -15,6 +15,13 @@
 SFNUM=$1
 IFINDEX=$2
 
+PATH=$PATH:/bin:/sbin:/usr/bin:/usr/sbin
+
+is_bf=`lspci -s 00:00.0 2> /dev/null | grep -wq "PCI bridge: Mellanox Technologies" && echo 1 || echo 0`
+if [ $is_bf -ne 1 ]; then
+	exit 0
+fi
+
 for sf_ndev in `ls /sys/class/net/`; do
 	_ifindex=`cat /sys/class/net/$sf_ndev/ifindex | head -1 2>/dev/null`
 	if [ "$_ifindex" = "$IFINDEX" ]
diff --git a/udev/scripts/sf-rep-netdev-rename b/udev/scripts/sf-rep-netdev-rename
index 130201e..b1ec209 100755
--- a/udev/scripts/sf-rep-netdev-rename
+++ b/udev/scripts/sf-rep-netdev-rename
@@ -3,6 +3,13 @@
 PORT_NAME=$1
 IFINDEX=$2
 
+PATH=$PATH:/bin:/sbin:/usr/bin:/usr/sbin
+
+is_bf=`lspci -s 00:00.0 2> /dev/null | grep -wq "PCI bridge: Mellanox Technologies" && echo 1 || echo 0`
+if [ $is_bf -ne 1 ]; then
+	exit 0
+fi
+
 for rep_ndev in `ls /sys/class/net/`; do
 	_ifindex=`cat /sys/class/net/$rep_ndev/ifindex | head -1 2>/dev/null`
 	if [ "$_ifindex" = "$IFINDEX" ]
diff --git a/udev/scripts/vf-net-link-name.sh b/udev/scripts/vf-net-link-name.sh
index de21682..05cc30f 100755
--- a/udev/scripts/vf-net-link-name.sh
+++ b/udev/scripts/vf-net-link-name.sh
@@ -7,7 +7,12 @@ PORT_NAME=`echo ${1} | sed -e "s/c[[:digit:]]\+//"`
 IFINDEX=$3
 
 # need the PATH for BF ARM lspci to work
-PATH=/bin:/sbin:/usr/bin:/usr/sbin
+PATH=$PATH:/bin:/sbin:/usr/bin:/usr/sbin
+
+is_bf=`lspci -s 00:00.0 2> /dev/null | grep -wq "PCI bridge: Mellanox Technologies" && echo 1 || echo 0`
+if [ $is_bf -ne 1 ]; then
+	exit 0
+fi
 
 if [[ "$ID_NET_DRIVER" != *"mlx5"* ]]; then
     exit 1
@@ -46,7 +51,6 @@ function get_mh_bf_rep_name() {
         done
 }
 
-is_bf=`lspci -s 00:00.0 2> /dev/null | grep -wq "PCI bridge: Mellanox Technologies" && echo 1 || echo 0`
 if [ $is_bf -eq 1 ]; then
         num_of_pf=`lspci 2> /dev/null | grep -w "network" | wc -l`
         if [ $num_of_pf -gt 2 ]; then