xref: /openbmc/linux/tools/perf/tests/stat.c (revision 842ed298)
1 // SPDX-License-Identifier: GPL-2.0
2 #include <linux/compiler.h>
3 #include "event.h"
4 #include "tests.h"
5 #include "stat.h"
6 #include "counts.h"
7 #include "debug.h"
8 #include "util/synthetic-events.h"
9 
10 static bool has_term(struct perf_record_stat_config *config,
11 		     u64 tag, u64 val)
12 {
13 	unsigned i;
14 
15 	for (i = 0; i < config->nr; i++) {
16 		if ((config->data[i].tag == tag) &&
17 		    (config->data[i].val == val))
18 			return true;
19 	}
20 
21 	return false;
22 }
23 
24 static int process_stat_config_event(struct perf_tool *tool __maybe_unused,
25 				     union perf_event *event,
26 				     struct perf_sample *sample __maybe_unused,
27 				     struct machine *machine __maybe_unused)
28 {
29 	struct perf_record_stat_config *config = &event->stat_config;
30 	struct perf_stat_config stat_config;
31 
32 #define HAS(term, val) \
33 	has_term(config, PERF_STAT_CONFIG_TERM__##term, val)
34 
35 	TEST_ASSERT_VAL("wrong nr",        config->nr == PERF_STAT_CONFIG_TERM__MAX);
36 	TEST_ASSERT_VAL("wrong aggr_mode", HAS(AGGR_MODE, AGGR_CORE));
37 	TEST_ASSERT_VAL("wrong scale",     HAS(SCALE, 1));
38 	TEST_ASSERT_VAL("wrong interval",  HAS(INTERVAL, 1));
39 
40 #undef HAS
41 
42 	perf_event__read_stat_config(&stat_config, config);
43 
44 	TEST_ASSERT_VAL("wrong aggr_mode", stat_config.aggr_mode == AGGR_CORE);
45 	TEST_ASSERT_VAL("wrong scale",     stat_config.scale == 1);
46 	TEST_ASSERT_VAL("wrong interval",  stat_config.interval == 1);
47 	return 0;
48 }
49 
50 int test__synthesize_stat_config(struct test *test __maybe_unused, int subtest __maybe_unused)
51 {
52 	struct perf_stat_config stat_config = {
53 		.aggr_mode	= AGGR_CORE,
54 		.scale		= 1,
55 		.interval	= 1,
56 	};
57 
58 	TEST_ASSERT_VAL("failed to synthesize stat_config",
59 		!perf_event__synthesize_stat_config(NULL, &stat_config, process_stat_config_event, NULL));
60 
61 	return 0;
62 }
63 
64 static int process_stat_event(struct perf_tool *tool __maybe_unused,
65 			      union perf_event *event,
66 			      struct perf_sample *sample __maybe_unused,
67 			      struct machine *machine __maybe_unused)
68 {
69 	struct perf_record_stat *st = &event->stat;
70 
71 	TEST_ASSERT_VAL("wrong cpu",    st->cpu    == 1);
72 	TEST_ASSERT_VAL("wrong thread", st->thread == 2);
73 	TEST_ASSERT_VAL("wrong id",     st->id     == 3);
74 	TEST_ASSERT_VAL("wrong val",    st->val    == 100);
75 	TEST_ASSERT_VAL("wrong run",    st->ena    == 200);
76 	TEST_ASSERT_VAL("wrong ena",    st->run    == 300);
77 	return 0;
78 }
79 
80 int test__synthesize_stat(struct test *test __maybe_unused, int subtest __maybe_unused)
81 {
82 	struct perf_counts_values count;
83 
84 	count.val = 100;
85 	count.ena = 200;
86 	count.run = 300;
87 
88 	TEST_ASSERT_VAL("failed to synthesize stat_config",
89 		!perf_event__synthesize_stat(NULL, 1, 2, 3, &count, process_stat_event, NULL));
90 
91 	return 0;
92 }
93 
94 static int process_stat_round_event(struct perf_tool *tool __maybe_unused,
95 				    union perf_event *event,
96 				    struct perf_sample *sample __maybe_unused,
97 				    struct machine *machine __maybe_unused)
98 {
99 	struct perf_record_stat_round *stat_round = &event->stat_round;
100 
101 	TEST_ASSERT_VAL("wrong time", stat_round->time == 0xdeadbeef);
102 	TEST_ASSERT_VAL("wrong type", stat_round->type == PERF_STAT_ROUND_TYPE__INTERVAL);
103 	return 0;
104 }
105 
106 int test__synthesize_stat_round(struct test *test __maybe_unused, int subtest __maybe_unused)
107 {
108 	TEST_ASSERT_VAL("failed to synthesize stat_config",
109 		!perf_event__synthesize_stat_round(NULL, 0xdeadbeef, PERF_STAT_ROUND_TYPE__INTERVAL,
110 						   process_stat_round_event, NULL));
111 
112 	return 0;
113 }
114