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
 15static 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->unit, "KRAVA"));
 25	return 0;
 26}
 27
 28static 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
 35	TEST_ASSERT_VAL("wrong id", ev->id == 123);
 36	TEST_ASSERT_VAL("wrong id", ev->type == PERF_EVENT_UPDATE__SCALE);
 37	TEST_ASSERT_VAL("wrong scale", ev->scale.scale == 0.123);
 38	return 0;
 39}
 40
 41struct event_name {
 42	struct perf_tool tool;
 43	const char *name;
 44};
 45
 46static int process_event_name(struct perf_tool *tool,
 47			      union perf_event *event,
 48			      struct perf_sample *sample __maybe_unused,
 49			      struct machine *machine __maybe_unused)
 50{
 51	struct event_name *tmp = container_of(tool, struct event_name, tool);
 52	struct perf_record_event_update *ev = (struct perf_record_event_update *)event;
 53
 54	TEST_ASSERT_VAL("wrong id", ev->id == 123);
 55	TEST_ASSERT_VAL("wrong id", ev->type == PERF_EVENT_UPDATE__NAME);
 56	TEST_ASSERT_VAL("wrong name", !strcmp(ev->name, tmp->name));
 57	return 0;
 58}
 59
 60static int process_event_cpus(struct perf_tool *tool __maybe_unused,
 61			      union perf_event *event,
 62			      struct perf_sample *sample __maybe_unused,
 63			      struct machine *machine __maybe_unused)
 64{
 65	struct perf_record_event_update *ev = (struct perf_record_event_update *)event;
 66	struct perf_cpu_map *map;
 67
 68	map = cpu_map__new_data(&ev->cpus.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", perf_cpu_map__nr(map) == 3);
 73	TEST_ASSERT_VAL("wrong cpus", perf_cpu_map__cpu(map, 0).cpu == 1);
 74	TEST_ASSERT_VAL("wrong cpus", perf_cpu_map__cpu(map, 1).cpu == 2);
 75	TEST_ASSERT_VAL("wrong cpus", perf_cpu_map__cpu(map, 2).cpu == 3);
 76	perf_cpu_map__put(map);
 77	return 0;
 78}
 79
 80static int test__event_update(struct test_suite *test __maybe_unused, int subtest __maybe_unused)
 81{
 82	struct evsel *evsel;
 83	struct event_name tmp;
 84	struct evlist *evlist = evlist__new_default();
 85
 86	TEST_ASSERT_VAL("failed to get evlist", evlist);
 87
 88	evsel = evlist__first(evlist);
 89
 90	TEST_ASSERT_VAL("failed to allocate ids",
 91			!perf_evsel__alloc_id(&evsel->core, 1, 1));
 92
 93	perf_evlist__id_add(&evlist->core, &evsel->core, 0, 0, 123);
 94
 95	free((char *)evsel->unit);
 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 = 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->core.own_cpus = perf_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	evlist__delete(evlist);
117	return 0;
118}
119
120DEFINE_SUITE("Synthesize attr update", event_update);