[PATCH 4/5] perf test: Add pmu-event test for event described as "config="
John Garry
john.garry at huawei.com
Thu Sep 16 05:34:24 PDT 2021
Add a new test event for a system event whose event member is in form
"config=".
Signed-off-by: John Garry <john.garry at huawei.com>
---
.../arch/test/test_soc/sys/uncore.json | 7 ++++++
tools/perf/tests/pmu-events.c | 25 +++++++++++++++++++
2 files changed, 32 insertions(+)
diff --git a/tools/perf/pmu-events/arch/test/test_soc/sys/uncore.json b/tools/perf/pmu-events/arch/test/test_soc/sys/uncore.json
index 0f681a6e10ea..c7e7528db315 100644
--- a/tools/perf/pmu-events/arch/test/test_soc/sys/uncore.json
+++ b/tools/perf/pmu-events/arch/test/test_soc/sys/uncore.json
@@ -6,4 +6,11 @@
"Unit": "sys_ddr_pmu",
"Compat": "v8"
},
+ {
+ "BriefDescription": "ccn read-cycles event",
+ "ConfigCode": "0x2c",
+ "EventName": "sys_ccn_pmu.read_cycles",
+ "Unit": "sys_ccn_pmu",
+ "Compat": "0x01"
+ }
]
diff --git a/tools/perf/tests/pmu-events.c b/tools/perf/tests/pmu-events.c
index adfc17f51c7b..f14266a4c513 100644
--- a/tools/perf/tests/pmu-events.c
+++ b/tools/perf/tests/pmu-events.c
@@ -208,8 +208,23 @@ static const struct perf_pmu_test_event sys_ddr_pmu_write_cycles = {
.matching_pmu = "uncore_sys_ddr_pmu",
};
+static const struct perf_pmu_test_event sys_ccn_pmu_read_cycles = {
+ .event = {
+ .name = "sys_ccn_pmu.read_cycles",
+ .event = "config=0x2c",
+ .desc = "ccn read-cycles event. Unit: uncore_sys_ccn_pmu ",
+ .topic = "uncore",
+ .pmu = "uncore_sys_ccn_pmu",
+ .compat = "0x01",
+ },
+ .alias_str = "config=0x2c",
+ .alias_long_desc = "ccn read-cycles event. Unit: uncore_sys_ccn_pmu ",
+ .matching_pmu = "uncore_sys_ccn_pmu",
+};
+
static const struct perf_pmu_test_event *sys_events[] = {
&sys_ddr_pmu_write_cycles,
+ &sys_ccn_pmu_read_cycles,
NULL
};
@@ -677,6 +692,16 @@ static struct perf_pmu_test_pmu test_pmus[] = {
&sys_ddr_pmu_write_cycles,
},
},
+ {
+ .pmu = {
+ .name = (char *)"uncore_sys_ccn_pmu4",
+ .is_uncore = 1,
+ .id = (char *)"0x01",
+ },
+ .aliases = {
+ &sys_ccn_pmu_read_cycles,
+ },
+ },
};
/* Test that aliases generated are as expected */
--
2.26.2
More information about the linux-arm-kernel
mailing list