1 // SPDX-License-Identifier: GPL-2.0
2 #include <linux/compiler.h>
3 #include <perf/cpumap.h>
4 #include <string.h>
5 #include "cpumap.h"
6 #include "evlist.h"
7 #include "evsel.h"
8 #include "header.h"
9 #include "machine.h"
10 #include "util/synthetic-events.h"
11 #include "tool.h"
12 #include "tests.h"
13 #include "debug.h"
14 
process_event_unit(struct perf_tool * tool __maybe_unused,union perf_event * event,struct perf_sample * sample __maybe_unused,struct machine * machine __maybe_unused)15 static int process_event_unit(struct perf_tool *tool __maybe_unused,
16 			      union perf_event *event,
17 			      struct perf_sample *sample __maybe_unused,
18 			      struct machine *machine __maybe_unused)
19 {
20 	struct perf_record_event_update *ev = (struct perf_record_event_update *)event;
21 
22 	TEST_ASSERT_VAL("wrong id", ev->id == 123);
23 	TEST_ASSERT_VAL("wrong id", ev->type == PERF_EVENT_UPDATE__UNIT);
24 	TEST_ASSERT_VAL("wrong unit", !strcmp(ev->data, "KRAVA"));
25 	return 0;
26 }
27 
process_event_scale(struct perf_tool * tool __maybe_unused,union perf_event * event,struct perf_sample * sample __maybe_unused,struct machine * machine __maybe_unused)28 static int process_event_scale(struct perf_tool *tool __maybe_unused,
29 			       union perf_event *event,
30 			       struct perf_sample *sample __maybe_unused,
31 			       struct machine *machine __maybe_unused)
32 {
33 	struct perf_record_event_update *ev = (struct perf_record_event_update *)event;
34 	struct perf_record_event_update_scale *ev_data;
35 
36 	ev_data = (struct perf_record_event_update_scale *)ev->data;
37 
38 	TEST_ASSERT_VAL("wrong id", ev->id == 123);
39 	TEST_ASSERT_VAL("wrong id", ev->type == PERF_EVENT_UPDATE__SCALE);
40 	TEST_ASSERT_VAL("wrong scale", ev_data->scale == 0.123);
41 	return 0;
42 }
43 
44 struct event_name {
45 	struct perf_tool tool;
46 	const char *name;
47 };
48 
process_event_name(struct perf_tool * tool,union perf_event * event,struct perf_sample * sample __maybe_unused,struct machine * machine __maybe_unused)49 static int process_event_name(struct perf_tool *tool,
50 			      union perf_event *event,
51 			      struct perf_sample *sample __maybe_unused,
52 			      struct machine *machine __maybe_unused)
53 {
54 	struct event_name *tmp = container_of(tool, struct event_name, tool);
55 	struct perf_record_event_update *ev = (struct perf_record_event_update *)event;
56 
57 	TEST_ASSERT_VAL("wrong id", ev->id == 123);
58 	TEST_ASSERT_VAL("wrong id", ev->type == PERF_EVENT_UPDATE__NAME);
59 	TEST_ASSERT_VAL("wrong name", !strcmp(ev->data, tmp->name));
60 	return 0;
61 }
62 
process_event_cpus(struct perf_tool * tool __maybe_unused,union perf_event * event,struct perf_sample * sample __maybe_unused,struct machine * machine __maybe_unused)63 static int process_event_cpus(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_event_update *ev = (struct perf_record_event_update *)event;
69 	struct perf_record_event_update_cpus *ev_data;
70 	struct perf_cpu_map *map;
71 
72 	ev_data = (struct perf_record_event_update_cpus *) ev->data;
73 
74 	map = cpu_map__new_data(&ev_data->cpus);
75 
76 	TEST_ASSERT_VAL("wrong id", ev->id == 123);
77 	TEST_ASSERT_VAL("wrong type", ev->type == PERF_EVENT_UPDATE__CPUS);
78 	TEST_ASSERT_VAL("wrong cpus", map->nr == 3);
79 	TEST_ASSERT_VAL("wrong cpus", map->map[0] == 1);
80 	TEST_ASSERT_VAL("wrong cpus", map->map[1] == 2);
81 	TEST_ASSERT_VAL("wrong cpus", map->map[2] == 3);
82 	perf_cpu_map__put(map);
83 	return 0;
84 }
85 
test__event_update(struct test_suite * test __maybe_unused,int subtest __maybe_unused)86 static int test__event_update(struct test_suite *test __maybe_unused, int subtest __maybe_unused)
87 {
88 	struct evsel *evsel;
89 	struct event_name tmp;
90 	struct evlist *evlist = evlist__new_default();
91 
92 	TEST_ASSERT_VAL("failed to get evlist", evlist);
93 
94 	evsel = evlist__first(evlist);
95 
96 	TEST_ASSERT_VAL("failed to allocate ids",
97 			!perf_evsel__alloc_id(&evsel->core, 1, 1));
98 
99 	perf_evlist__id_add(&evlist->core, &evsel->core, 0, 0, 123);
100 
101 	free((char *)evsel->unit);
102 	evsel->unit = strdup("KRAVA");
103 
104 	TEST_ASSERT_VAL("failed to synthesize attr update unit",
105 			!perf_event__synthesize_event_update_unit(NULL, evsel, process_event_unit));
106 
107 	evsel->scale = 0.123;
108 
109 	TEST_ASSERT_VAL("failed to synthesize attr update scale",
110 			!perf_event__synthesize_event_update_scale(NULL, evsel, process_event_scale));
111 
112 	tmp.name = evsel__name(evsel);
113 
114 	TEST_ASSERT_VAL("failed to synthesize attr update name",
115 			!perf_event__synthesize_event_update_name(&tmp.tool, evsel, process_event_name));
116 
117 	evsel->core.own_cpus = perf_cpu_map__new("1,2,3");
118 
119 	TEST_ASSERT_VAL("failed to synthesize attr update cpus",
120 			!perf_event__synthesize_event_update_cpus(&tmp.tool, evsel, process_event_cpus));
121 
122 	evlist__delete(evlist);
123 	return 0;
124 }
125 
126 DEFINE_SUITE("Synthesize attr update", event_update);
127