commit 2f08017242e97623427acb708c1883358efe2ae8
author developer <developer@mediatek.com> Tue Sep 19 22:42:09 2023 +0800
committer developer <developer@mediatek.com> Thu Sep 21 23:29:27 2023 +0800
tree e20c411aa5959ce2829efa8b15c043f83672a764
parent 1a2d77687ec5a553b578681f89b9de22f9dbccae

[][MAC80211][app][Update smp-mp76.sh 4-RSS scenario for the mt7986]

[Description]
Refactor smp-mp76.sh 4-RSS scenario for the mt7986.

Without this patch, all the RSS interrupts (4 Rx rings) would be
assigned to the same CPU.

[Release-log]
N/A


Change-Id: I415db025af12e160f8f0506271142f1cf7512bd9
Reviewed-on: https://gerrit.mediatek.inc/c/openwrt/feeds/mtk_openwrt_feeds/+/8029454

target/linux/mediatek/base-files/sbin/smp-mt76.sh

diff --git a/target/linux/mediatek/base-files/sbin/smp-mt76.sh b/target/linux/mediatek/base-files/sbin/smp-mt76.sh
index 709e228..f383cf6 100755
--- a/target/linux/mediatek/base-files/sbin/smp-mt76.sh
+++ b/target/linux/mediatek/base-files/sbin/smp-mt76.sh
@@ -168,7 +168,11 @@
 	DEFAULT_RPS=0
 
 	#Physical IRQ# setting
-	eth_irq_rx=221
+	#Ethernet RSS feature enables 4 Rx rings
+	eth_irq_rx0=221
+	eth_irq_rx1=222
+	eth_irq_rx2=223
+	eth_irq_rx3=224
 	eth_irq_tx=229
 	wifi1_irq=
 	wifi2_irq=
@@ -217,36 +221,35 @@
 
 	for vif in $NET_IF_LIST;
 	do
-		if [[ "$vif" == "lan"* ]] ||  \
-		[[ "$vif" == "wlan"* ]] || [[ "$vif" == "phy"* ]]; then
-			LAN_IF_LIST="$LAN_IF_LIST $vif"
+		if [[ "$vif" == "wlan"* ]] || [[ "$vif" == "phy"* ]]; then
+			WIFI_IF_LIST="$WIFI_IF_LIST $vif"
 		fi
 	done;
-	dbg2 "$LAN_IF_LIST = $LAN_IF_LIST"
+	dbg2 "$WIFI_IF_LIST = $WIFI_IF_LIST"
 	# Please update the CPU binding in each cases.
 	# CPU#_AFFINITY="add binding irq number here"
 	# CPU#_RPS="add binding interface name here"
 	if [ "$num_of_wifi" = "0" ]; then
-		CPU0_AFFINITY="$eth_irq_rx"
-		CPU1_AFFINITY="$eth_irq_tx"
-		CPU2_AFFINITY=""
-		CPU3_AFFINITY=""
+		CPU0_AFFINITY="$eth_irq_rx0"
+		CPU1_AFFINITY="$eth_irq_rx1 $eth_irq_tx"
+		CPU2_AFFINITY="$eth_irq_rx2"
+		CPU3_AFFINITY="$eth_irq_rx3"
 
-		CPU0_RPS="$RPS_IF_LIST"
-		CPU1_RPS="$RPS_IF_LIST"
-		CPU2_RPS="$RPS_IF_LIST"
-		CPU3_RPS="$RPS_IF_LIST"
+		CPU0_RPS=""
+		CPU1_RPS=""
+		CPU2_RPS=""
+		CPU3_RPS=""
 	else
 		#we bound all wifi card to cpu1 and bound eth to cpu0
-		CPU0_AFFINITY="$eth_irq_rx"
-		CPU1_AFFINITY="$eth_irq_tx"
-		CPU2_AFFINITY="$wifi2_irq $wifi3_irq"
-		CPU3_AFFINITY="$wifi1_irq"
+		CPU0_AFFINITY="$eth_irq_rx0"
+		CPU1_AFFINITY="$eth_irq_rx1 $eth_irq_tx"
+		CPU2_AFFINITY="$eth_irq_rx2 $wifi2_irq $wifi3_irq"
+		CPU3_AFFINITY="$eth_irq_rx3 $wifi1_irq"
 
-		CPU0_RPS="$LAN_IF_LIST"
-		CPU1_RPS="$LAN_IF_LIST"
-		CPU2_RPS="$RPS_IF_LIST"
-		CPU3_RPS="$RPS_IF_LIST"
+		CPU0_RPS="$WIFI_IF_LIST"
+		CPU1_RPS="$WIFI_IF_LIST"
+		CPU2_RPS="$WIFI_IF_LIST"
+		CPU3_RPS="$WIFI_IF_LIST"
 	fi
 	dbg2 "CPU0_AFFINITY = $CPU0_AFFINITY"
 	dbg2 "CPU1_AFFINITY = $CPU1_AFFINITY"