xref: /openbmc/linux/tools/perf/tests/stat.c (revision 6279eb3d)
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 
9 static bool has_term(struct perf_record_stat_config *config,
10 		     u64 tag, u64 val)
11 {
12 	unsigned i;
13 
14 	for (i = 0; i < config->nr; i++) {
15 		if ((config->data[i].tag == tag) &&
16 		    (config->data[i].val == val))
17 			return true;
18 	}
19 
20 	return false;
21 }
22 
23 static int process_stat_config_event(struct perf_tool *tool __maybe_unused,
24 				     union perf_event *event,
25 				     struct perf_sample *sample __maybe_unused,
26 				     struct machine *machine __maybe_unused)
27 {
28 	struct perf_record_stat_config *config = &event->stat_config;
29 	struct perf_stat_config stat_config;
30 
31 #define HAS(term, val) \
32 	has_term(config, PERF_STAT_CONFIG_TERM__##term, val)
33 
34 	TEST_ASSERT_VAL("wrong nr",        config->nr == PERF_STAT_CONFIG_TERM__MAX);
35 	TEST_ASSERT_VAL("wrong aggr_mode", HAS(AGGR_MODE, AGGR_CORE));
36 	TEST_ASSERT_VAL("wrong scale",     HAS(SCALE, 1));
37 	TEST_ASSERT_VAL("wrong interval",  HAS(INTERVAL, 1));
38 
39 #undef HAS
40 
41 	perf_event__read_stat_config(&stat_config, config);
42 
43 	TEST_ASSERT_VAL("wrong aggr_mode", stat_config.aggr_mode == AGGR_CORE);
44 	TEST_ASSERT_VAL("wrong scale",     stat_config.scale == 1);
45 	TEST_ASSERT_VAL("wrong interval",  stat_config.interval == 1);
46 	return 0;
47 }
48 
49 int test__synthesize_stat_config(struct test *test __maybe_unused, int subtest __maybe_unused)
50 {
51 	struct perf_stat_config stat_config = {
52 		.aggr_mode	= AGGR_CORE,
53 		.scale		= 1,
54 		.interval	= 1,
55 	};
56 
57 	TEST_ASSERT_VAL("failed to synthesize stat_config",
58 		!perf_event__synthesize_stat_config(NULL, &stat_config, process_stat_config_event, NULL));
59 
60 	return 0;
61 }
62 
63 static int process_stat_event(struct perf_tool *tool __maybe_unused,
64 			      union perf_event *event,
65 			      struct perf_sample *sample __maybe_unused,
66 			      struct machine *machine __maybe_unused)
67 {
68 	struct perf_record_stat *st = &event->stat;
69 
70 	TEST_ASSERT_VAL("wrong cpu",    st->cpu    == 1);
71 	TEST_ASSERT_VAL("wrong thread", st->thread == 2);
72 	TEST_ASSERT_VAL("wrong id",     st->id     == 3);
73 	TEST_ASSERT_VAL("wrong val",    st->val    == 100);
74 	TEST_ASSERT_VAL("wrong run",    st->ena    == 200);
75 	TEST_ASSERT_VAL("wrong ena",    st->run    == 300);
76 	return 0;
77 }
78 
79 int test__synthesize_stat(struct test *test __maybe_unused, int subtest __maybe_unused)
80 {
81 	struct perf_counts_values count;
82 
83 	count.val = 100;
84 	count.ena = 200;
85 	count.run = 300;
86 
87 	TEST_ASSERT_VAL("failed to synthesize stat_config",
88 		!perf_event__synthesize_stat(NULL, 1, 2, 3, &count, process_stat_event, NULL));
89 
90 	return 0;
91 }
92 
93 static int process_stat_round_event(struct perf_tool *tool __maybe_unused,
94 				    union perf_event *event,
95 				    struct perf_sample *sample __maybe_unused,
96 				    struct machine *machine __maybe_unused)
97 {
98 	struct perf_record_stat_round *stat_round = &event->stat_round;
99 
100 	TEST_ASSERT_VAL("wrong time", stat_round->time == 0xdeadbeef);
101 	TEST_ASSERT_VAL("wrong type", stat_round->type == PERF_STAT_ROUND_TYPE__INTERVAL);
102 	return 0;
103 }
104 
105 int test__synthesize_stat_round(struct test *test __maybe_unused, int subtest __maybe_unused)
106 {
107 	TEST_ASSERT_VAL("failed to synthesize stat_config",
108 		!perf_event__synthesize_stat_round(NULL, 0xdeadbeef, PERF_STAT_ROUND_TYPE__INTERVAL,
109 						   process_stat_round_event, NULL));
110 
111 	return 0;
112 }
113