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perf test: Add pmu-event test for "Compat" and new event_field.

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Add new event test for uncore system event which is used to verify the
functionality of "Compat" matching multiple identifiers and the new event
fields "EventidCode" and "NodeType".

Signed-off-by: Jing Zhang <renyu.zj@linux.alibaba.com>
Reviewed-by: Ian Rogers <irogers@google.com>
Tested-by: Ian Rogers <irogers@google.com>
Cc: James Clark <james.clark@arm.com>
Cc: Will Deacon <will@kernel.org>
Cc: Leo Yan <leo.yan@linaro.org>
Cc: Mike Leach <mike.leach@linaro.org>
Cc: Shuai Xue <xueshuai@linux.alibaba.com>
Cc: Zhuo Song <zhuo.song@linux.alibaba.com>
Cc: John Garry <john.g.garry@oracle.com>
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-doc@vger.kernel.org
Link: https://lore.kernel.org/r/1695794391-34817-6-git-send-email-renyu.zj@linux.alibaba.com
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
This commit is contained in:
Jing Zhang 2023-09-27 13:59:49 +08:00 committed by Namhyung Kim
parent 3bb59e759c
commit 7fded33c69
3 changed files with 71 additions and 0 deletions
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8
tools/perf/pmu-events/arch/test/test_soc/sys/uncore.json
View File

@ -12,5 +12,13 @@
"EventName": "sys_ccn_pmu.read_cycles",
"Unit": "sys_ccn_pmu",
"Compat": "0x01"
},
{
"BriefDescription": "Counts total cache misses in first lookup result (high priority)",
"EventidCode": "0x1",
"NodeType": "0x5",
"EventName": "sys_cmn_pmu.hnf_cache_miss",
"Unit": "sys_cmn_pmu",
"Compat": "(434|436|43c|43a).*"
}
]

8
tools/perf/pmu-events/empty-pmu-events.c
View File

@ -244,6 +244,14 @@ static const struct pmu_event pmu_events__test_soc_sys[] = {
.topic = "uncore",
.pmu = "uncore_sys_ccn_pmu",
},
{
.name = "sys_cmn_pmu.hnf_cache_miss",
.event = "eventid=0x1,type=0x5",
.desc = "Counts total cache misses in first lookup result (high priority). Unit: uncore_sys_cmn_pmu ",
.compat = "(434|436|43c|43a).*",
.topic = "uncore",
.pmu = "uncore_sys_cmn_pmu",
},
{
.name = 0,
.event = 0,

55
tools/perf/tests/pmu-events.c
View File

@ -262,9 +262,24 @@ static const struct perf_pmu_test_event sys_ccn_pmu_read_cycles = {
.matching_pmu = "uncore_sys_ccn_pmu4",
};
static const struct perf_pmu_test_event sys_cmn_pmu_hnf_cache_miss = {
.event = {
.name = "sys_cmn_pmu.hnf_cache_miss",
.event = "eventid=0x1,type=0x5",
.desc = "Counts total cache misses in first lookup result (high priority)",
.topic = "uncore",
.pmu = "uncore_sys_cmn_pmu",
.compat = "(434|436|43c|43a).*",
},
.alias_str = "eventid=0x1,type=0x5",
.alias_long_desc = "Counts total cache misses in first lookup result (high priority)",
.matching_pmu = "uncore_sys_cmn_pmu0",
};
static const struct perf_pmu_test_event *sys_events[] = {
&sys_ddr_pmu_write_cycles,
&sys_ccn_pmu_read_cycles,
&sys_cmn_pmu_hnf_cache_miss,
NULL
};
@ -707,6 +722,46 @@ static struct perf_pmu_test_pmu test_pmus[] = {
&sys_ccn_pmu_read_cycles,
},
},
{
.pmu = {
.name = (char *)"uncore_sys_cmn_pmu0",
.is_uncore = 1,
.id = (char *)"43401",
},
.aliases = {
&sys_cmn_pmu_hnf_cache_miss,
},
},
{
.pmu = {
.name = (char *)"uncore_sys_cmn_pmu0",
.is_uncore = 1,
.id = (char *)"43602",
},
.aliases = {
&sys_cmn_pmu_hnf_cache_miss,
},
},
{
.pmu = {
.name = (char *)"uncore_sys_cmn_pmu0",
.is_uncore = 1,
.id = (char *)"43c03",
},
.aliases = {
&sys_cmn_pmu_hnf_cache_miss,
},
},
{
.pmu = {
.name = (char *)"uncore_sys_cmn_pmu0",
.is_uncore = 1,
.id = (char *)"43a01",
},
.aliases = {
&sys_cmn_pmu_hnf_cache_miss,
},
}
};
/* Test that aliases generated are as expected */