#!/bin/bash# SPDX-License-Identifier: GPL-2.0 ALL_TESTS="	port_pool_test	port_tc_ip_test	port_tc_arp_test" NUM_NETIFS=2source ../../../net/forwarding/lib.shsource ../../../net/forwarding/devlink_lib.shsource mlxsw_lib.sh SB_POOL_ING=0SB_POOL_EGR_CPU=10 SB_ITC_CPU_IP=2SB_ITC_CPU_ARP=2SB_ITC=0 h1_create(){	simple_if_init $h1 192.0.1.1/24	tc qdisc add dev $h1 clsact 	# Add egress filter on $h1 that will guarantee that the packet sent,	# will be the only packet being passed to the device.	tc filter add dev $h1 egress pref 2 handle 102 matchall action drop} h1_destroy(){	tc filter del dev $h1 egress pref 2 handle 102 matchall action drop	tc qdisc del dev $h1 clsact	simple_if_fini $h1 192.0.1.1/24} h2_create(){	simple_if_init $h2 192.0.1.2/24	tc qdisc add dev $h2 clsact 	# Add egress filter on $h2 that will guarantee that the packet sent,	# will be the only packet being passed to the device.	tc filter add dev $h2 egress pref 1 handle 101 matchall action drop} h2_destroy(){	tc filter del dev $h2 egress pref 1 handle 101 matchall action drop	tc qdisc del dev $h2 clsact	simple_if_fini $h2 192.0.1.2/24} sb_occ_pool_check(){	local dl_port=$1; shift	local pool=$1; shift	local exp_max_occ=$1	local max_occ	local err=0 	max_occ=$(devlink sb -j occupancy show $dl_port \		  | jq -e ".[][][\"pool\"][\"$pool\"][\"max\"]") 	if [[ "$max_occ" -ne "$exp_max_occ" ]]; then		err=1	fi 	echo $max_occ	return $err} sb_occ_itc_check(){	local dl_port=$1; shift	local itc=$1; shift	local exp_max_occ=$1	local max_occ	local err=0 	max_occ=$(devlink sb -j occupancy show $dl_port \		  | jq -e ".[][][\"itc\"][\"$itc\"][\"max\"]") 	if [[ "$max_occ" -ne "$exp_max_occ" ]]; then		err=1	fi 	echo $max_occ	return $err} sb_occ_etc_check(){	local dl_port=$1; shift	local etc=$1; shift	local exp_max_occ=$1; shift	local max_occ	local err=0 	max_occ=$(devlink sb -j occupancy show $dl_port \		  | jq -e ".[][][\"etc\"][\"$etc\"][\"max\"]") 	if [[ "$max_occ" -ne "$exp_max_occ" ]]; then		err=1	fi 	echo $max_occ	return $err} port_pool_test(){	local exp_max_occ=$(devlink_cell_size_get)	local max_occ 	tc filter add dev $h1 egress protocol ip pref 1 handle 101 flower \		src_mac $h1mac dst_mac $h2mac \		src_ip 192.0.1.1 dst_ip 192.0.1.2 \		action pass 	devlink sb occupancy clearmax $DEVLINK_DEV 	$MZ $h1 -c 1 -p 10 -a $h1mac -b $h2mac -A 192.0.1.1 -B 192.0.1.2 \		-t ip -q 	devlink sb occupancy snapshot $DEVLINK_DEV 	RET=0	max_occ=$(sb_occ_pool_check $dl_port2 $SB_POOL_ING $exp_max_occ)	check_err $? "Expected iPool($SB_POOL_ING) max occupancy to be $exp_max_occ, but got $max_occ"	log_test "physical port's($h2) ingress pool" 	RET=0	max_occ=$(sb_occ_pool_check $cpu_dl_port $SB_POOL_EGR_CPU $exp_max_occ)	check_err $? "Expected ePool($SB_POOL_EGR_CPU) max occupancy to be $exp_max_occ, but got $max_occ"	log_test "CPU port's egress pool" 	tc filter del dev $h1 egress protocol ip pref 1 handle 101 flower \		src_mac $h1mac dst_mac $h2mac \		src_ip 192.0.1.1 dst_ip 192.0.1.2 \		action pass} port_tc_ip_test(){	local exp_max_occ=$(devlink_cell_size_get)	local max_occ 	tc filter add dev $h1 egress protocol ip pref 1 handle 101 flower \		src_mac $h1mac dst_mac $h2mac \		src_ip 192.0.1.1 dst_ip 192.0.1.2 \		action pass 	devlink sb occupancy clearmax $DEVLINK_DEV 	$MZ $h1 -c 1 -p 10 -a $h1mac -b $h2mac -A 192.0.1.1 -B 192.0.1.2 \		-t ip -q 	devlink sb occupancy snapshot $DEVLINK_DEV 	RET=0	max_occ=$(sb_occ_itc_check $dl_port2 $SB_ITC $exp_max_occ)	check_err $? "Expected ingress TC($SB_ITC) max occupancy to be $exp_max_occ, but got $max_occ"	log_test "physical port's($h2) ingress TC - IP packet" 	RET=0	max_occ=$(sb_occ_etc_check $cpu_dl_port $SB_ITC_CPU_IP $exp_max_occ)	check_err $? "Expected egress TC($SB_ITC_CPU_IP) max occupancy to be $exp_max_occ, but got $max_occ"	log_test "CPU port's egress TC - IP packet" 	tc filter del dev $h1 egress protocol ip pref 1 handle 101 flower \		src_mac $h1mac dst_mac $h2mac \		src_ip 192.0.1.1 dst_ip 192.0.1.2 \		action pass} port_tc_arp_test(){	local exp_max_occ=$(devlink_cell_size_get)	local max_occ 	tc filter add dev $h1 egress protocol arp pref 1 handle 101 flower \		src_mac $h1mac action pass 	devlink sb occupancy clearmax $DEVLINK_DEV 	$MZ $h1 -c 1 -p 10 -a $h1mac -A 192.0.1.1 -t arp -q 	devlink sb occupancy snapshot $DEVLINK_DEV 	RET=0	max_occ=$(sb_occ_itc_check $dl_port2 $SB_ITC $exp_max_occ)	check_err $? "Expected ingress TC($SB_ITC) max occupancy to be $exp_max_occ, but got $max_occ"	log_test "physical port's($h2) ingress TC - ARP packet" 	RET=0	max_occ=$(sb_occ_etc_check $cpu_dl_port $SB_ITC_CPU_ARP $exp_max_occ)	check_err $? "Expected egress TC($SB_ITC_IP2ME) max occupancy to be $exp_max_occ, but got $max_occ"	log_test "CPU port's egress TC - ARP packet" 	tc filter del dev $h1 egress protocol arp pref 1 handle 101 flower \		src_mac $h1mac action pass} setup_prepare(){	h1=${NETIFS[p1]}	h2=${NETIFS[p2]} 	h1mac=$(mac_get $h1)	h2mac=$(mac_get $h2) 	dl_port1=$(devlink_port_by_netdev $h1)	dl_port2=$(devlink_port_by_netdev $h2) 	cpu_dl_port=$(devlink_cpu_port_get) 	vrf_prepare 	h1_create	h2_create} cleanup(){	pre_cleanup 	h2_destroy	h1_destroy 	vrf_cleanup} trap cleanup EXIT setup_preparesetup_wait tests_run exit $EXIT_STATUS