xref: /openbmc/linux/tools/perf/tests/event_update.c (revision feac8c8b)
1 // SPDX-License-Identifier: GPL-2.0
2 #include <linux/compiler.h>
3 #include "evlist.h"
4 #include "evsel.h"
5 #include "machine.h"
6 #include "tests.h"
7 #include "debug.h"
8 
9 static int process_event_unit(struct perf_tool *tool __maybe_unused,
10 			      union perf_event *event,
11 			      struct perf_sample *sample __maybe_unused,
12 			      struct machine *machine __maybe_unused)
13 {
14 	struct event_update_event *ev = (struct event_update_event *) event;
15 
16 	TEST_ASSERT_VAL("wrong id", ev->id == 123);
17 	TEST_ASSERT_VAL("wrong id", ev->type == PERF_EVENT_UPDATE__UNIT);
18 	TEST_ASSERT_VAL("wrong unit", !strcmp(ev->data, "KRAVA"));
19 	return 0;
20 }
21 
22 static int process_event_scale(struct perf_tool *tool __maybe_unused,
23 			       union perf_event *event,
24 			       struct perf_sample *sample __maybe_unused,
25 			       struct machine *machine __maybe_unused)
26 {
27 	struct event_update_event *ev = (struct event_update_event *) event;
28 	struct event_update_event_scale *ev_data;
29 
30 	ev_data = (struct event_update_event_scale *) ev->data;
31 
32 	TEST_ASSERT_VAL("wrong id", ev->id == 123);
33 	TEST_ASSERT_VAL("wrong id", ev->type == PERF_EVENT_UPDATE__SCALE);
34 	TEST_ASSERT_VAL("wrong scale", ev_data->scale == 0.123);
35 	return 0;
36 }
37 
38 struct event_name {
39 	struct perf_tool tool;
40 	const char *name;
41 };
42 
43 static int process_event_name(struct perf_tool *tool,
44 			      union perf_event *event,
45 			      struct perf_sample *sample __maybe_unused,
46 			      struct machine *machine __maybe_unused)
47 {
48 	struct event_name *tmp = container_of(tool, struct event_name, tool);
49 	struct event_update_event *ev = (struct event_update_event*) event;
50 
51 	TEST_ASSERT_VAL("wrong id", ev->id == 123);
52 	TEST_ASSERT_VAL("wrong id", ev->type == PERF_EVENT_UPDATE__NAME);
53 	TEST_ASSERT_VAL("wrong name", !strcmp(ev->data, tmp->name));
54 	return 0;
55 }
56 
57 static int process_event_cpus(struct perf_tool *tool __maybe_unused,
58 			      union perf_event *event,
59 			      struct perf_sample *sample __maybe_unused,
60 			      struct machine *machine __maybe_unused)
61 {
62 	struct event_update_event *ev = (struct event_update_event*) event;
63 	struct event_update_event_cpus *ev_data;
64 	struct cpu_map *map;
65 
66 	ev_data = (struct event_update_event_cpus*) ev->data;
67 
68 	map = cpu_map__new_data(&ev_data->cpus);
69 
70 	TEST_ASSERT_VAL("wrong id", ev->id == 123);
71 	TEST_ASSERT_VAL("wrong type", ev->type == PERF_EVENT_UPDATE__CPUS);
72 	TEST_ASSERT_VAL("wrong cpus", map->nr == 3);
73 	TEST_ASSERT_VAL("wrong cpus", map->map[0] == 1);
74 	TEST_ASSERT_VAL("wrong cpus", map->map[1] == 2);
75 	TEST_ASSERT_VAL("wrong cpus", map->map[2] == 3);
76 	cpu_map__put(map);
77 	return 0;
78 }
79 
80 int test__event_update(struct test *test __maybe_unused, int subtest __maybe_unused)
81 {
82 	struct perf_evlist *evlist;
83 	struct perf_evsel *evsel;
84 	struct event_name tmp;
85 
86 	evlist = perf_evlist__new_default();
87 	TEST_ASSERT_VAL("failed to get evlist", evlist);
88 
89 	evsel = perf_evlist__first(evlist);
90 
91 	TEST_ASSERT_VAL("failed to allos ids",
92 			!perf_evsel__alloc_id(evsel, 1, 1));
93 
94 	perf_evlist__id_add(evlist, evsel, 0, 0, 123);
95 
96 	evsel->unit = strdup("KRAVA");
97 
98 	TEST_ASSERT_VAL("failed to synthesize attr update unit",
99 			!perf_event__synthesize_event_update_unit(NULL, evsel, process_event_unit));
100 
101 	evsel->scale = 0.123;
102 
103 	TEST_ASSERT_VAL("failed to synthesize attr update scale",
104 			!perf_event__synthesize_event_update_scale(NULL, evsel, process_event_scale));
105 
106 	tmp.name = perf_evsel__name(evsel);
107 
108 	TEST_ASSERT_VAL("failed to synthesize attr update name",
109 			!perf_event__synthesize_event_update_name(&tmp.tool, evsel, process_event_name));
110 
111 	evsel->own_cpus = cpu_map__new("1,2,3");
112 
113 	TEST_ASSERT_VAL("failed to synthesize attr update cpus",
114 			!perf_event__synthesize_event_update_cpus(&tmp.tool, evsel, process_event_cpus));
115 
116 	cpu_map__put(evsel->own_cpus);
117 	return 0;
118 }
119