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authorVladimir Oltean <vladimir.oltean@nxp.com>2025-04-26 17:48:56 +0300
committerJakub Kicinski <kuba@kernel.org>2025-04-29 14:44:34 -0700
commitefa6eb7d77aaf5b05eed25c0ecbf7754cc325c83 (patch)
tree7eabad05661ce6cd52d2df7d0e083f46f2f96ef1 /tools
parent426d487bca38b34f39c483edfc6313a036446b33 (diff)
selftests: net: tsn_lib: create common helper for counting received packets
This snippet will be necessary for a future isochron-based test, so provide a simpler high-level interface for counting the received packets. Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com> Link: https://patch.msgid.link/20250426144859.3128352-3-vladimir.oltean@nxp.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'tools')
-rwxr-xr-xtools/testing/selftests/drivers/net/ocelot/psfp.sh7
-rw-r--r--tools/testing/selftests/net/forwarding/tsn_lib.sh11
2 files changed, 12 insertions, 6 deletions
diff --git a/tools/testing/selftests/drivers/net/ocelot/psfp.sh b/tools/testing/selftests/drivers/net/ocelot/psfp.sh
index bed748dde4b0..f96a4bc7120f 100755
--- a/tools/testing/selftests/drivers/net/ocelot/psfp.sh
+++ b/tools/testing/selftests/drivers/net/ocelot/psfp.sh
@@ -272,12 +272,7 @@ run_test()
"" \
"${isochron_dat}"
- # Count all received packets by looking at the non-zero RX timestamps
- received=$(isochron report \
- --input-file "${isochron_dat}" \
- --printf-format "%u\n" --printf-args "R" | \
- grep -w -v '0' | wc -l)
-
+ received=$(isochron_report_num_received "${isochron_dat}")
if [ "${received}" = "${expected}" ]; then
RET=0
else
diff --git a/tools/testing/selftests/net/forwarding/tsn_lib.sh b/tools/testing/selftests/net/forwarding/tsn_lib.sh
index b91bcd8008a9..19da1ccceac8 100644
--- a/tools/testing/selftests/net/forwarding/tsn_lib.sh
+++ b/tools/testing/selftests/net/forwarding/tsn_lib.sh
@@ -247,3 +247,14 @@ isochron_do()
cpufreq_restore ${ISOCHRON_CPU}
}
+
+isochron_report_num_received()
+{
+ local isochron_dat=$1; shift
+
+ # Count all received packets by looking at the non-zero RX timestamps
+ isochron report \
+ --input-file "${isochron_dat}" \
+ --printf-format "%u\n" --printf-args "R" | \
+ grep -w -v '0' | wc -l
+}