From: Vladimir Oltean vladimir.oltean@nxp.com
Some devices do not support individual 'pmac' and 'emac' stats. For such devices, resort to 'aggregate' stats.
Cc: Shuah Khan shuah@kernel.org Signed-off-by: Vladimir Oltean vladimir.oltean@nxp.com Tested-by: Roger Quadros rogerq@kernel.org Signed-off-by: Roger Quadros rogerq@kernel.org --- tools/testing/selftests/net/forwarding/ethtool_mm.sh | 11 +++++++++++ tools/testing/selftests/net/forwarding/lib.sh | 9 +++++++++ 2 files changed, 20 insertions(+)
Changelog:
v11: no change v10: Fix check_ethtool_pmac_std_stats_support() logic. v9: no code change. Added Kselftest maintainer in Cc. v8: initial commit
diff --git a/tools/testing/selftests/net/forwarding/ethtool_mm.sh b/tools/testing/selftests/net/forwarding/ethtool_mm.sh index 6212913f4ad1..50d5bfb17ef1 100755 --- a/tools/testing/selftests/net/forwarding/ethtool_mm.sh +++ b/tools/testing/selftests/net/forwarding/ethtool_mm.sh @@ -25,6 +25,10 @@ traffic_test() 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 @@ -317,6 +321,13 @@ for netif in ${NETIFS[@]}; do 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 diff --git a/tools/testing/selftests/net/forwarding/lib.sh b/tools/testing/selftests/net/forwarding/lib.sh index e3740163c384..69ef2a40df21 100755 --- a/tools/testing/selftests/net/forwarding/lib.sh +++ b/tools/testing/selftests/net/forwarding/lib.sh @@ -155,6 +155,15 @@ check_ethtool_counter_group_support() fi }
+check_ethtool_pmac_std_stats_support() +{ + local dev=$1; shift + local grp=$1; shift + + [ 0 -ne $(ethtool --json -S $dev --all-groups --src pmac 2>/dev/null \ + | jq ".[]."$grp" | length") ] +} + check_locked_port_support() { if ! bridge -d link show | grep -q " locked"; then