diff options
| author | Ruidong Tian <tianruidong@linux.alibaba.com> | 2023-09-11 09:55:41 +0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2023-09-12 23:32:00 +0300 |
| commit | bb350847965daf9217e884dc00639f5d2ea89045 (patch) | |
| tree | 7876921e9b3f9ed55ee07949e4b2b2edcd6632a5 /tools/perf/tests/shell | |
| parent | 5cdb51baf34e3d531f726c47a7ae7db80e2edef7 (diff) | |
| download | linux-bb350847965daf9217e884dc00639f5d2ea89045.tar.xz | |
perf test: Update cs_etm testcase for Arm ETE
Add ETE as one of the supported device types in perf cs_etm testcase.
Reviewed-by: James Clark <james.clark@arm.com>
Signed-off-by: Ruidong Tian <tianruidong@linux.alibaba.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Mike Leach <mike.leach@linaro.org>
Cc: Suzuki Poulouse <suzuki.poulose@arm.com>
Cc: coresight@lists.linaro.org
Cc: linux-arm-kernel@lists.infradead.org
Link: https://lore.kernel.org/r/20230911065541.91293-1-tianruidong@linux.alibaba.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/tests/shell')
| -rwxr-xr-x | tools/perf/tests/shell/test_arm_coresight.sh | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/tools/perf/tests/shell/test_arm_coresight.sh b/tools/perf/tests/shell/test_arm_coresight.sh index f1bf5621160f..fe78c4626e45 100755 --- a/tools/perf/tests/shell/test_arm_coresight.sh +++ b/tools/perf/tests/shell/test_arm_coresight.sh @@ -11,6 +11,19 @@ glb_err=0 +cs_etm_dev_name() { + cs_etm_path=$(find /sys/bus/event_source/devices/cs_etm/ -name cpu* -print -quit) + trcdevarch=$(cat ${cs_etm_path}/mgmt/trcdevarch) + archhver=$((($trcdevarch >> 12) & 0xf)) + archpart=$(($trcdevarch & 0xfff)) + + if [ $archhver -eq 5 -a "$(printf "0x%X\n" $archpart)" = "0xA13" ] ; then + echo "ete" + else + echo "etm" + fi +} + skip_if_no_cs_etm_event() { perf list | grep -q 'cs_etm//' && return 0 @@ -136,7 +149,7 @@ arm_cs_iterate_devices() { arm_cs_etm_traverse_path_test() { # Iterate for every ETM device - for dev in /sys/bus/coresight/devices/etm*; do + for dev in /sys/bus/coresight/devices/$(cs_etm_dev_name)*; do # Find the ETM device belonging to which CPU cpu=`cat $dev/cpu` |