linux-kernel - [PATCH v5 3/5] perf test: Add pmu-event test for "Compat" and new event

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Message-Id: <1690525040-77423-4-git-send-email-renyu.zj@linux.alibaba.com>
Date:   Fri, 28 Jul 2023 14:17:18 +0800
From:   Jing Zhang <renyu.zj@...ux.alibaba.com>
To:     John Garry <john.g.garry@...cle.com>,
        Ian Rogers <irogers@...gle.com>
Cc:     Will Deacon <will@...nel.org>, Mark Rutland <mark.rutland@....com>,
        Robin Murphy <robin.murphy@....com>,
        Ilkka Koskinen <ilkka@...amperecomputing.com>,
        Namhyung Kim <namhyung@...nel.org>,
        Arnaldo Carvalho de Melo <acme@...nel.org>,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-perf-users@...r.kernel.org, linux-doc@...r.kernel.org,
        Zhuo Song <zhuo.song@...ux.alibaba.com>,
        Jing Zhang <renyu.zj@...ux.alibaba.com>,
        Shuai Xue <xueshuai@...ux.alibaba.com>
Subject: [PATCH v5 3/5] perf test: Add pmu-event test for "Compat" and new event_field.

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 "Type".

Signed-off-by: Jing Zhang <renyu.zj@...ux.alibaba.com>
---
 .../pmu-events/arch/test/test_soc/sys/uncore.json  |  8 ++++
 tools/perf/tests/pmu-events.c                      | 55 ++++++++++++++++++++++
 2 files changed, 63 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 c7e7528..879a0ae 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
@@ -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).",
+           "Type": "0x05",
+           "EventIdCode": "0x01",
+           "EventName": "sys_cmn_pmu.hnf_cache_miss",
+           "Unit": "arm_cmn",
+           "Compat": "434*;436*;43c*;43a01"
    }
 ]
diff --git a/tools/perf/tests/pmu-events.c b/tools/perf/tests/pmu-events.c
index 1dff863b..e227dcd 100644
--- a/tools/perf/tests/pmu-events.c
+++ b/tools/perf/tests/pmu-events.c
@@ -255,9 +255,24 @@ struct perf_pmu_test_pmu {
 	.matching_pmu = "uncore_sys_ccn_pmu",
 };
 
+static const struct perf_pmu_test_event sys_cmn_pmu_hnf_cache_miss = {
+	.event = {
+		.name = "sys_cmn_pmu.hnf_cache_miss",
+		.event = "type=0x05,eventid=0x01",
+		.desc = "Counts total cache misses in first lookup result (high priority). Unit: uncore_arm_cmn ",
+		.topic = "uncore",
+		.pmu = "uncore_arm_cmn",
+		.compat = "434*;436*;43c*;43a01",
+	},
+	.alias_str = "type=0x5,eventid=0x1",
+	.alias_long_desc = "Counts total cache misses in first lookup result (high priority). Unit: uncore_arm_cmn ",
+	.matching_pmu = "uncore_arm_cmn_0",
+};
+
 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
 };
 
@@ -699,6 +714,46 @@ static int __test_uncore_pmu_event_aliases(struct perf_pmu_test_pmu *test_pmu)
 			&sys_ccn_pmu_read_cycles,
 		},
 	},
+	{
+		.pmu = {
+			.name = (char *)"uncore_arm_cmn_0",
+			.is_uncore = 1,
+			.id = (char *)"43401",
+		},
+		.aliases = {
+			&sys_cmn_pmu_hnf_cache_miss,
+		},
+	},
+	{
+		.pmu = {
+			.name = (char *)"uncore_arm_cmn_0",
+			.is_uncore = 1,
+			.id = (char *)"43602",
+		},
+		.aliases = {
+			&sys_cmn_pmu_hnf_cache_miss,
+		},
+	},
+	{
+		.pmu = {
+			.name = (char *)"uncore_arm_cmn_1",
+			.is_uncore = 1,
+			.id = (char *)"43c03",
+		},
+		.aliases = {
+			&sys_cmn_pmu_hnf_cache_miss,
+		},
+	},
+	{
+		.pmu = {
+			.name = (char *)"uncore_arm_cmn_1",
+			.is_uncore = 1,
+			.id = (char *)"43a01",
+		},
+		.aliases = {
+			&sys_cmn_pmu_hnf_cache_miss,
+		},
+	}
 };
 
 /* Test that aliases generated are as expected */
-- 
1.8.3.1