diff --git a/smp-mt76.sh b/smp-mt76.sh
index b71c90a..d43ebe8 100755
--- a/smp-mt76.sh
+++ b/smp-mt76.sh
@@ -5,7 +5,8 @@ CPU_LIST=`cat /proc/interrupts | sed -n '1p'`
 NUM_OF_CPU=0; for i in $CPU_LIST; do NUM_OF_CPU=`expr $NUM_OF_CPU + 1`; done;
 DEFAULT_RPS=0
 
-. /lib/functions.sh
+#. /lib/functions.sh
+board_name=`cat /proc/device-tree/model`
 
 RPS_IF_LIST=""
 NUM_WIFI_CARD=0
@@ -22,9 +23,9 @@ get_if_info()
 	NET_IF_LIST=`ls /sys/class/net`
 	for vif in $NET_IF_LIST;
 	do
-		if [[ "$vif" == "eth"* ]] ||  \
+		if [[ "$vif" == "eth"* ]] || [[ "$vif" == "erouter"* ]] || \
 		[[ "$vif" == "lan"* ]] || [[ "$vif" == "wan"* ]] || \
-		[[ "$vif" == "wlan"* ]] || [[ "$vif" == "phy"* ]]; then
+		[[ "$vif" == "wlan"* ]] || [[ "$vif" == "wifi"* ]]; then
 			RPS_IF_LIST="$RPS_IF_LIST $vif"
 		fi
 	done;
@@ -122,7 +123,7 @@ MT7988()
 
 	for vif in $NET_IF_LIST;
 	do
-		if [[ "$vif" == "wlan"* ]] || [[ "$vif" == "phy"* ]]; then
+		if [[ "$vif" == "wlan"* ]] || [[ "$vif" == "wifi"* ]]; then
 			WIFI_IF_LIST="$WIFI_IF_LIST $vif"
 		fi
 	done;
@@ -325,7 +326,7 @@ MT7622()
 
 setup_model()
 {
-	board=$(board_name)
+	board=$board_name
 	num_of_wifi=$NUM_WIFI_CARD
 
 	if [[ $board == *"7988"* ]]; then