tools/testing/selftests/drivers/net/mlxsw/sharedbuffer.sh

   1 #!/bin/bash
   2 # SPDX-License-Identifier: GPL-2.0
   3
   4 ALL_TESTS="
   5         port_pool_test
   6         port_tc_ip_test
   7         port_tc_arp_test
   8 "
   9
  10 NUM_NETIFS=2
  11 source ../../../net/forwarding/lib.sh
  12 source ../../../net/forwarding/devlink_lib.sh
  13 source mlxsw_lib.sh
  14
  15 SB_POOL_ING=0
  16 SB_POOL_EGR_CPU=10
  17
  18 SB_ITC_CPU_IP=2
  19 SB_ITC_CPU_ARP=2
  20 SB_ITC=0
  21
  22 h1_create()
  23 {
  24         simple_if_init $h1 192.0.1.1/24
  25 }
  26
  27 h1_destroy()
  28 {
  29         simple_if_fini $h1 192.0.1.1/24
  30 }
  31
  32 h2_create()
  33 {
  34         simple_if_init $h2 192.0.1.2/24
  35 }
  36
  37 h2_destroy()
  38 {
  39         simple_if_fini $h2 192.0.1.2/24
  40 }
  41
  42 sb_occ_pool_check()
  43 {
  44         local dl_port=$1; shift
  45         local pool=$1; shift
  46         local exp_max_occ=$1
  47         local max_occ
  48         local err=0
  49
  50         max_occ=$(devlink sb -j occupancy show $dl_port \
  51                   | jq -e ".[][][\"pool\"][\"$pool\"][\"max\"]")
  52
  53         if [[ "$max_occ" -ne "$exp_max_occ" ]]; then
  54                 err=1
  55         fi
  56
  57         echo $max_occ
  58         return $err
  59 }
  60
  61 sb_occ_itc_check()
  62 {
  63         local dl_port=$1; shift
  64         local itc=$1; shift
  65         local exp_max_occ=$1
  66         local max_occ
  67         local err=0
  68
  69         max_occ=$(devlink sb -j occupancy show $dl_port \
  70                   | jq -e ".[][][\"itc\"][\"$itc\"][\"max\"]")
  71
  72         if [[ "$max_occ" -ne "$exp_max_occ" ]]; then
  73                 err=1
  74         fi
  75
  76         echo $max_occ
  77         return $err
  78 }
  79
  80 sb_occ_etc_check()
  81 {
  82         local dl_port=$1; shift
  83         local etc=$1; shift
  84         local exp_max_occ=$1; shift
  85         local max_occ
  86         local err=0
  87
  88         max_occ=$(devlink sb -j occupancy show $dl_port \
  89                   | jq -e ".[][][\"etc\"][\"$etc\"][\"max\"]")
  90
  91         if [[ "$max_occ" -ne "$exp_max_occ" ]]; then
  92                 err=1
  93         fi
  94
  95         echo $max_occ
  96         return $err
  97 }
  98
  99 port_pool_test()
 100 {
 101         local exp_max_occ=288
 102         local max_occ
 103
 104         devlink sb occupancy clearmax $DEVLINK_DEV
 105
 106         $MZ $h1 -c 1 -p 160 -a $h1mac -b $h2mac -A 192.0.1.1 -B 192.0.1.2 \
 107                 -t ip -q
 108
 109         devlink sb occupancy snapshot $DEVLINK_DEV
 110
 111         RET=0
 112         max_occ=$(sb_occ_pool_check $dl_port1 $SB_POOL_ING $exp_max_occ)
 113         check_err $? "Expected iPool($SB_POOL_ING) max occupancy to be $exp_max_occ, but got $max_occ"
 114         log_test "physical port's($h1) ingress pool"
 115
 116         RET=0
 117         max_occ=$(sb_occ_pool_check $dl_port2 $SB_POOL_ING $exp_max_occ)
 118         check_err $? "Expected iPool($SB_POOL_ING) max occupancy to be $exp_max_occ, but got $max_occ"
 119         log_test "physical port's($h2) ingress pool"
 120
 121         RET=0
 122         max_occ=$(sb_occ_pool_check $cpu_dl_port $SB_POOL_EGR_CPU $exp_max_occ)
 123         check_err $? "Expected ePool($SB_POOL_EGR_CPU) max occupancy to be $exp_max_occ, but got $max_occ"
 124         log_test "CPU port's egress pool"
 125 }
 126
 127 port_tc_ip_test()
 128 {
 129         local exp_max_occ=288
 130         local max_occ
 131
 132         devlink sb occupancy clearmax $DEVLINK_DEV
 133
 134         $MZ $h1 -c 1 -p 160 -a $h1mac -b $h2mac -A 192.0.1.1 -B 192.0.1.2 \
 135                 -t ip -q
 136
 137         devlink sb occupancy snapshot $DEVLINK_DEV
 138
 139         RET=0
 140         max_occ=$(sb_occ_itc_check $dl_port2 $SB_ITC $exp_max_occ)
 141         check_err $? "Expected ingress TC($SB_ITC) max occupancy to be $exp_max_occ, but got $max_occ"
 142         log_test "physical port's($h1) ingress TC - IP packet"
 143
 144         RET=0
 145         max_occ=$(sb_occ_itc_check $dl_port2 $SB_ITC $exp_max_occ)
 146         check_err $? "Expected ingress TC($SB_ITC) max occupancy to be $exp_max_occ, but got $max_occ"
 147         log_test "physical port's($h2) ingress TC - IP packet"
 148
 149         RET=0
 150         max_occ=$(sb_occ_etc_check $cpu_dl_port $SB_ITC_CPU_IP $exp_max_occ)
 151         check_err $? "Expected egress TC($SB_ITC_CPU_IP) max occupancy to be $exp_max_occ, but got $max_occ"
 152         log_test "CPU port's egress TC - IP packet"
 153 }
 154
 155 port_tc_arp_test()
 156 {
 157         local exp_max_occ=96
 158         local max_occ
 159
 160         if [[ $MLXSW_CHIP != "mlxsw_spectrum" ]]; then
 161                 exp_max_occ=144
 162         fi
 163
 164         devlink sb occupancy clearmax $DEVLINK_DEV
 165
 166         $MZ $h1 -c 1 -p 160 -a $h1mac -A 192.0.1.1 -t arp -q
 167
 168         devlink sb occupancy snapshot $DEVLINK_DEV
 169
 170         RET=0
 171         max_occ=$(sb_occ_itc_check $dl_port2 $SB_ITC $exp_max_occ)
 172         check_err $? "Expected ingress TC($SB_ITC) max occupancy to be $exp_max_occ, but got $max_occ"
 173         log_test "physical port's($h1) ingress TC - ARP packet"
 174
 175         RET=0
 176         max_occ=$(sb_occ_itc_check $dl_port2 $SB_ITC $exp_max_occ)
 177         check_err $? "Expected ingress TC($SB_ITC) max occupancy to be $exp_max_occ, but got $max_occ"
 178         log_test "physical port's($h2) ingress TC - ARP packet"
 179
 180         RET=0
 181         max_occ=$(sb_occ_etc_check $cpu_dl_port $SB_ITC_CPU_ARP $exp_max_occ)
 182         check_err $? "Expected egress TC($SB_ITC_IP2ME) max occupancy to be $exp_max_occ, but got $max_occ"
 183         log_test "CPU port's egress TC - ARP packet"
 184 }
 185
 186 setup_prepare()
 187 {
 188         h1=${NETIFS[p1]}
 189         h2=${NETIFS[p2]}
 190
 191         h1mac=$(mac_get $h1)
 192         h2mac=$(mac_get $h2)
 193
 194         dl_port1=$(devlink_port_by_netdev $h1)
 195         dl_port2=$(devlink_port_by_netdev $h2)
 196
 197         cpu_dl_port=$(devlink_cpu_port_get)
 198
 199         vrf_prepare
 200
 201         h1_create
 202         h2_create
 203 }
 204
 205 cleanup()
 206 {
 207         pre_cleanup
 208
 209         h2_destroy
 210         h1_destroy
 211
 212         vrf_cleanup
 213 }
 214
 215 trap cleanup EXIT
 216
 217 setup_prepare
 218 setup_wait
 219
 220 tests_run
 221
 222 exit $EXIT_STATUS