From b8b350afaa4bd007261c1ce367123444f6953a42 Mon Sep 17 00:00:00 2001
From: John Garry
Date: Thu, 16 Sep 2021 20:34:24 +0800
Subject: perf test: Add pmu-event test for event described as "config="

Add a new test event for a system event whose event member is in form
"config=".

Signed-off-by: John Garry <john.garry@huawei.com>
Acked-by: Ian Rogers <irogers@google.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Leo Yan <leo.yan@linaro.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Mathieu Poirier <mathieu.poirier@linaro.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Shaokun Zhang <zhangshaokun@hisilicon.com>
Cc: Will Deacon <will@kernel.org>
Cc: linux-arm-kernel@lists.infradead.org
Cc: linuxarm@huawei.com
Cc: liuqi115@huawei.com
Link: https://lore.kernel.org/r/1631795665-240946-5-git-send-email-john.garry@huawei.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
 .../pmu-events/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 */
-- 
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