diff options
Diffstat (limited to 'tools/testing/selftests/net/forwarding/ethtool_mm.sh')
-rwxr-xr-x | tools/testing/selftests/net/forwarding/ethtool_mm.sh | 340 |
1 files changed, 0 insertions, 340 deletions
diff --git a/tools/testing/selftests/net/forwarding/ethtool_mm.sh b/tools/testing/selftests/net/forwarding/ethtool_mm.sh deleted file mode 100755 index 50d5bfb17ef1..000000000000 --- a/tools/testing/selftests/net/forwarding/ethtool_mm.sh +++ /dev/null @@ -1,340 +0,0 @@ -#!/bin/bash -# SPDX-License-Identifier: GPL-2.0 - -ALL_TESTS=" - manual_with_verification_h1_to_h2 - manual_with_verification_h2_to_h1 - manual_without_verification_h1_to_h2 - manual_without_verification_h2_to_h1 - manual_failed_verification_h1_to_h2 - manual_failed_verification_h2_to_h1 - lldp -" - -NUM_NETIFS=2 -REQUIRE_MZ=no -PREEMPTIBLE_PRIO=0 -source lib.sh - -traffic_test() -{ - local if=$1; shift - local src=$1; shift - local num_pkts=10000 - local before= - local after= - local delta= - - if [ ${has_pmac_stats[$if]} = false ]; then - src="aggregate" - fi - - before=$(ethtool_std_stats_get $if "eth-mac" "FramesTransmittedOK" $src) - - $MZ $if -q -c $num_pkts -p 64 -b bcast -t ip -R $PREEMPTIBLE_PRIO - - after=$(ethtool_std_stats_get $if "eth-mac" "FramesTransmittedOK" $src) - - delta=$((after - before)) - - # Allow an extra 1% tolerance for random packets sent by the stack - [ $delta -ge $num_pkts ] && [ $delta -le $((num_pkts + 100)) ] -} - -manual_with_verification() -{ - local tx=$1; shift - local rx=$1; shift - - RET=0 - - # It isn't completely clear from IEEE 802.3-2018 Figure 99-5: Transmit - # Processing state diagram whether the "send_r" variable (send response - # to verification frame) should be taken into consideration while the - # MAC Merge TX direction is disabled. That being said, at least the - # NXP ENETC does not, and requires tx-enabled on in order to respond to - # the link partner's verification frames. - ethtool --set-mm $rx tx-enabled on - ethtool --set-mm $tx verify-enabled on tx-enabled on - - # Wait for verification to finish - sleep 1 - - ethtool --json --show-mm $tx | jq -r '.[]."verify-status"' | \ - grep -q 'SUCCEEDED' - check_err "$?" "Verification did not succeed" - - ethtool --json --show-mm $tx | jq -r '.[]."tx-active"' | grep -q 'true' - check_err "$?" "pMAC TX is not active" - - traffic_test $tx "pmac" - check_err "$?" "Traffic did not get sent through $tx's pMAC" - - ethtool --set-mm $tx verify-enabled off tx-enabled off - ethtool --set-mm $rx tx-enabled off - - log_test "Manual configuration with verification: $tx to $rx" -} - -manual_with_verification_h1_to_h2() -{ - manual_with_verification $h1 $h2 -} - -manual_with_verification_h2_to_h1() -{ - manual_with_verification $h2 $h1 -} - -manual_without_verification() -{ - local tx=$1; shift - local rx=$1; shift - - RET=0 - - ethtool --set-mm $tx verify-enabled off tx-enabled on - - ethtool --json --show-mm $tx | jq -r '.[]."verify-status"' | \ - grep -q 'DISABLED' - check_err "$?" "Verification is not disabled" - - ethtool --json --show-mm $tx | jq -r '.[]."tx-active"' | grep -q 'true' - check_err "$?" "pMAC TX is not active" - - traffic_test $tx "pmac" - check_err "$?" "Traffic did not get sent through $tx's pMAC" - - ethtool --set-mm $tx verify-enabled off tx-enabled off - - log_test "Manual configuration without verification: $tx to $rx" -} - -manual_without_verification_h1_to_h2() -{ - manual_without_verification $h1 $h2 -} - -manual_without_verification_h2_to_h1() -{ - manual_without_verification $h2 $h1 -} - -manual_failed_verification() -{ - local tx=$1; shift - local rx=$1; shift - - RET=0 - - ethtool --set-mm $rx pmac-enabled off - ethtool --set-mm $tx verify-enabled on tx-enabled on - - # Wait for verification to time out - sleep 1 - - ethtool --json --show-mm $tx | jq -r '.[]."verify-status"' | \ - grep -q 'SUCCEEDED' - check_fail "$?" "Verification succeeded when it shouldn't have" - - ethtool --json --show-mm $tx | jq -r '.[]."tx-active"' | grep -q 'true' - check_fail "$?" "pMAC TX is active when it shouldn't have" - - traffic_test $tx "emac" - check_err "$?" "Traffic did not get sent through $tx's eMAC" - - ethtool --set-mm $tx verify-enabled off tx-enabled off - ethtool --set-mm $rx pmac-enabled on - - log_test "Manual configuration with failed verification: $tx to $rx" -} - -manual_failed_verification_h1_to_h2() -{ - manual_failed_verification $h1 $h2 -} - -manual_failed_verification_h2_to_h1() -{ - manual_failed_verification $h2 $h1 -} - -smallest_supported_add_frag_size() -{ - local iface=$1 - local rx_min_frag_size= - - rx_min_frag_size=$(ethtool --json --show-mm $iface | \ - jq '.[]."rx-min-frag-size"') - - if [ $rx_min_frag_size -le 60 ]; then - echo 0 - elif [ $rx_min_frag_size -le 124 ]; then - echo 1 - elif [ $rx_min_frag_size -le 188 ]; then - echo 2 - elif [ $rx_min_frag_size -le 252 ]; then - echo 3 - else - echo "$iface: RX min frag size $rx_min_frag_size cannot be advertised over LLDP" - exit 1 - fi -} - -expected_add_frag_size() -{ - local iface=$1 - local requested=$2 - local min=$(smallest_supported_add_frag_size $iface) - - [ $requested -le $min ] && echo $min || echo $requested -} - -lldp_change_add_frag_size() -{ - local add_frag_size=$1 - local pattern= - - lldptool -T -i $h1 -V addEthCaps addFragSize=$add_frag_size >/dev/null - # Wait for TLVs to be received - sleep 2 - pattern=$(printf "Additional fragment size: %d" \ - $(expected_add_frag_size $h1 $add_frag_size)) - lldptool -i $h2 -t -n -V addEthCaps | grep -q "$pattern" -} - -lldp() -{ - RET=0 - - systemctl start lldpad - - # Configure the interfaces to receive and transmit LLDPDUs - lldptool -L -i $h1 adminStatus=rxtx >/dev/null - lldptool -L -i $h2 adminStatus=rxtx >/dev/null - - # Enable the transmission of Additional Ethernet Capabilities TLV - lldptool -T -i $h1 -V addEthCaps enableTx=yes >/dev/null - lldptool -T -i $h2 -V addEthCaps enableTx=yes >/dev/null - - # Wait for TLVs to be received - sleep 2 - - lldptool -i $h1 -t -n -V addEthCaps | \ - grep -q "Preemption capability active" - check_err "$?" "$h1 pMAC TX is not active" - - lldptool -i $h2 -t -n -V addEthCaps | \ - grep -q "Preemption capability active" - check_err "$?" "$h2 pMAC TX is not active" - - lldp_change_add_frag_size 3 - check_err "$?" "addFragSize 3" - - lldp_change_add_frag_size 2 - check_err "$?" "addFragSize 2" - - lldp_change_add_frag_size 1 - check_err "$?" "addFragSize 1" - - lldp_change_add_frag_size 0 - check_err "$?" "addFragSize 0" - - traffic_test $h1 "pmac" - check_err "$?" "Traffic did not get sent through $h1's pMAC" - - traffic_test $h2 "pmac" - check_err "$?" "Traffic did not get sent through $h2's pMAC" - - systemctl stop lldpad - - log_test "LLDP" -} - -h1_create() -{ - ip link set dev $h1 up - - tc qdisc add dev $h1 root mqprio num_tc 4 map 0 1 2 3 \ - queues 1@0 1@1 1@2 1@3 \ - fp P E E E \ - hw 1 - - ethtool --set-mm $h1 pmac-enabled on tx-enabled off verify-enabled off -} - -h2_create() -{ - ip link set dev $h2 up - - ethtool --set-mm $h2 pmac-enabled on tx-enabled off verify-enabled off - - tc qdisc add dev $h2 root mqprio num_tc 4 map 0 1 2 3 \ - queues 1@0 1@1 1@2 1@3 \ - fp P E E E \ - hw 1 -} - -h1_destroy() -{ - ethtool --set-mm $h1 pmac-enabled off tx-enabled off verify-enabled off - - tc qdisc del dev $h1 root - - ip link set dev $h1 down -} - -h2_destroy() -{ - tc qdisc del dev $h2 root - - ethtool --set-mm $h2 pmac-enabled off tx-enabled off verify-enabled off - - ip link set dev $h2 down -} - -setup_prepare() -{ - h1=${NETIFS[p1]} - h2=${NETIFS[p2]} - - h1_create - h2_create -} - -cleanup() -{ - pre_cleanup - - h2_destroy - h1_destroy -} - -check_ethtool_mm_support -check_tc_fp_support -require_command lldptool -bail_on_lldpad "autoconfigure the MAC Merge layer" "configure it manually" - -for netif in ${NETIFS[@]}; do - ethtool --show-mm $netif 2>&1 &> /dev/null - if [[ $? -ne 0 ]]; then - echo "SKIP: $netif does not support MAC Merge" - exit $ksft_skip - fi - - if check_ethtool_pmac_std_stats_support $netif eth-mac; then - has_pmac_stats[$netif]=true - else - has_pmac_stats[$netif]=false - echo "$netif does not report pMAC statistics, falling back to aggregate" - fi -done - -trap cleanup EXIT - -setup_prepare -setup_wait - -tests_run - -exit $EXIT_STATUS |