linux-kernel - [PATCH v3 3/3] perf: Add support for perf_event

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Date:   Wed, 14 Sep 2022 15:08:36 -0500
From:   Rob Herring <robh@...nel.org>
To:     Peter Zijlstra <peterz@...radead.org>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Arnaldo Carvalho de Melo <acme@...nel.org>,
        Ingo Molnar <mingo@...hat.com>,
        Mark Rutland <mark.rutland@....com>,
        Jiri Olsa <jolsa@...nel.org>,
        Namhyung Kim <namhyung@...nel.org>
Cc:     Leo Yan <leo.yan@...aro.org>, linux-perf-users@...r.kernel.org,
        James Clark <james.clark@....com>, linux-kernel@...r.kernel.org
Subject: [PATCH v3 3/3] perf: Add support for perf_event_attr::config3

perf_event_attr has gained a new field, config3, so add support for it
extending the existing configN support.

Signed-off-by: Rob Herring <robh@...nel.org>
---
This patch is dependent on the kernel side landing first.

diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c
index e2305fca0f95..c843434981d0 100644
--- a/tools/perf/util/parse-events.c
+++ b/tools/perf/util/parse-events.c
@@ -913,6 +913,7 @@ static const char *config_term_names[__PARSE_EVENTS__TERM_TYPE_NR] = {
 	[PARSE_EVENTS__TERM_TYPE_CONFIG]		= "config",
 	[PARSE_EVENTS__TERM_TYPE_CONFIG1]		= "config1",
 	[PARSE_EVENTS__TERM_TYPE_CONFIG2]		= "config2",
+	[PARSE_EVENTS__TERM_TYPE_CONFIG3]		= "config3",
 	[PARSE_EVENTS__TERM_TYPE_NAME]			= "name",
 	[PARSE_EVENTS__TERM_TYPE_SAMPLE_PERIOD]		= "period",
 	[PARSE_EVENTS__TERM_TYPE_SAMPLE_FREQ]		= "freq",
@@ -952,6 +953,7 @@ config_term_avail(int term_type, struct parse_events_error *err)
 	case PARSE_EVENTS__TERM_TYPE_CONFIG:
 	case PARSE_EVENTS__TERM_TYPE_CONFIG1:
 	case PARSE_EVENTS__TERM_TYPE_CONFIG2:
+	case PARSE_EVENTS__TERM_TYPE_CONFIG3:
 	case PARSE_EVENTS__TERM_TYPE_NAME:
 	case PARSE_EVENTS__TERM_TYPE_METRIC_ID:
 	case PARSE_EVENTS__TERM_TYPE_SAMPLE_PERIOD:
@@ -997,6 +999,10 @@ do {									   \
 		CHECK_TYPE_VAL(NUM);
 		attr->config2 = term->val.num;
 		break;
+	case PARSE_EVENTS__TERM_TYPE_CONFIG3:
+		CHECK_TYPE_VAL(NUM);
+		attr->config3 = term->val.num;
+		break;
 	case PARSE_EVENTS__TERM_TYPE_SAMPLE_PERIOD:
 		CHECK_TYPE_VAL(NUM);
 		break;
diff --git a/tools/perf/util/parse-events.h b/tools/perf/util/parse-events.h
index 7e6a601d9cd0..fa9460900abf 100644
--- a/tools/perf/util/parse-events.h
+++ b/tools/perf/util/parse-events.h
@@ -59,6 +59,7 @@ enum {
 	PARSE_EVENTS__TERM_TYPE_CONFIG,
 	PARSE_EVENTS__TERM_TYPE_CONFIG1,
 	PARSE_EVENTS__TERM_TYPE_CONFIG2,
+	PARSE_EVENTS__TERM_TYPE_CONFIG3,
 	PARSE_EVENTS__TERM_TYPE_NAME,
 	PARSE_EVENTS__TERM_TYPE_SAMPLE_PERIOD,
 	PARSE_EVENTS__TERM_TYPE_SAMPLE_FREQ,
diff --git a/tools/perf/util/parse-events.l b/tools/perf/util/parse-events.l
index 3a9ce96c8bce..51fe0a9fb3de 100644
--- a/tools/perf/util/parse-events.l
+++ b/tools/perf/util/parse-events.l
@@ -285,6 +285,7 @@ modifier_bp	[rwx]{1,3}
 config			{ return term(yyscanner, PARSE_EVENTS__TERM_TYPE_CONFIG); }
 config1			{ return term(yyscanner, PARSE_EVENTS__TERM_TYPE_CONFIG1); }
 config2			{ return term(yyscanner, PARSE_EVENTS__TERM_TYPE_CONFIG2); }
+config3			{ return term(yyscanner, PARSE_EVENTS__TERM_TYPE_CONFIG3); }
 name			{ return term(yyscanner, PARSE_EVENTS__TERM_TYPE_NAME); }
 period			{ return term(yyscanner, PARSE_EVENTS__TERM_TYPE_SAMPLE_PERIOD); }
 freq			{ return term(yyscanner, PARSE_EVENTS__TERM_TYPE_SAMPLE_FREQ); }
diff --git a/tools/perf/util/pmu.c b/tools/perf/util/pmu.c
index 2a0d1415dd55..6943a11b822c 100644
--- a/tools/perf/util/pmu.c
+++ b/tools/perf/util/pmu.c
@@ -1274,6 +1274,9 @@ static int pmu_config_term(const char *pmu_name,
 	case PERF_PMU_FORMAT_VALUE_CONFIG2:
 		vp = &attr->config2;
 		break;
+	case PERF_PMU_FORMAT_VALUE_CONFIG3:
+		vp = &attr->config3;
+		break;
 	default:
 		return -EINVAL;
 	}
diff --git a/tools/perf/util/pmu.h b/tools/perf/util/pmu.h
index 68e15c38ae71..2e6bd1bf304a 100644
--- a/tools/perf/util/pmu.h
+++ b/tools/perf/util/pmu.h
@@ -17,6 +17,7 @@ enum {
 	PERF_PMU_FORMAT_VALUE_CONFIG,
 	PERF_PMU_FORMAT_VALUE_CONFIG1,
 	PERF_PMU_FORMAT_VALUE_CONFIG2,
+	PERF_PMU_FORMAT_VALUE_CONFIG3,
 	PERF_PMU_FORMAT_VALUE_CONFIG_END,
 };
 

-- 
b4 0.10.0-dev