diff options
Diffstat (limited to 'tools/perf/pmu-events/jevents.py')
| -rwxr-xr-x | tools/perf/pmu-events/jevents.py | 73 |
1 files changed, 64 insertions, 9 deletions
diff --git a/tools/perf/pmu-events/jevents.py b/tools/perf/pmu-events/jevents.py index 168c044dd7cc..3a1bcdcdc685 100755 --- a/tools/perf/pmu-events/jevents.py +++ b/tools/perf/pmu-events/jevents.py @@ -58,10 +58,12 @@ _json_event_attributes = [ _json_metric_attributes = [ 'metric_name', 'metric_group', 'metric_expr', 'metric_threshold', 'desc', 'long_desc', 'unit', 'compat', 'metricgroup_no_group', - 'default_metricgroup_name', 'aggr_mode', 'event_grouping' + 'default_metricgroup_name', 'aggr_mode', 'event_grouping', + 'default_show_events' ] # Attributes that are bools or enum int values, encoded as '0', '1',... -_json_enum_attributes = ['aggr_mode', 'deprecated', 'event_grouping', 'perpkg'] +_json_enum_attributes = ['aggr_mode', 'deprecated', 'event_grouping', 'perpkg', + 'default_show_events'] def removesuffix(s: str, suffix: str) -> str: """Remove the suffix from a string @@ -325,6 +327,8 @@ class JsonEvent: eventcode |= int(jd['ExtSel']) << 8 configcode = int(jd['ConfigCode'], 0) if 'ConfigCode' in jd else None eventidcode = int(jd['EventidCode'], 0) if 'EventidCode' in jd else None + legacy_hw_config = int(jd['LegacyConfigCode'], 0) if 'LegacyConfigCode' in jd else None + legacy_cache_config = int(jd['LegacyCacheCode'], 0) if 'LegacyCacheCode' in jd else None self.name = jd['EventName'].lower() if 'EventName' in jd else None self.topic = '' self.compat = jd.get('Compat') @@ -354,6 +358,7 @@ class JsonEvent: self.metricgroup_no_group = jd.get('MetricgroupNoGroup') self.default_metricgroup_name = jd.get('DefaultMetricgroupName') self.event_grouping = convert_metric_constraint(jd.get('MetricConstraint')) + self.default_show_events = jd.get('DefaultShowEvents') self.metric_expr = None if 'MetricExpr' in jd: self.metric_expr = metric.ParsePerfJson(jd['MetricExpr']).Simplify() @@ -370,6 +375,10 @@ class JsonEvent: event = f'config={llx(configcode)}' elif eventidcode is not None: event = f'eventid={llx(eventidcode)}' + elif legacy_hw_config is not None: + event = f'legacy-hardware-config={llx(legacy_hw_config)}' + elif legacy_cache_config is not None: + event = f'legacy-cache-config={llx(legacy_cache_config)}' else: event = f'event={llx(eventcode)}' event_fields = [ @@ -492,7 +501,8 @@ def add_events_table_entries(item: os.DirEntry, topic: str) -> None: for e in read_json_events(item.path, topic): if e.name: _pending_events.append(e) - if e.metric_name: + if e.metric_name and not any(e.metric_name == x.metric_name and + e.pmu == x.pmu for x in _pending_metrics): _pending_metrics.append(e) @@ -544,7 +554,7 @@ def print_pending_events() -> None: _args.output_file.write(f""" }}; -const struct pmu_table_entry {_pending_events_tblname}[] = {{ +static const struct pmu_table_entry {_pending_events_tblname}[] = {{ """) for (pmu, tbl_pmu) in sorted(pmus): pmu_name = f"{pmu}\\000" @@ -599,7 +609,7 @@ def print_pending_metrics() -> None: _args.output_file.write(f""" }}; -const struct pmu_table_entry {_pending_metrics_tblname}[] = {{ +static const struct pmu_table_entry {_pending_metrics_tblname}[] = {{ """) for (pmu, tbl_pmu) in sorted(pmus): pmu_name = f"{pmu}\\000" @@ -631,7 +641,7 @@ def preprocess_one_file(parents: Sequence[str], item: os.DirEntry) -> None: if not item.is_file() or not item.name.endswith('.json'): return - if item.name == 'metricgroups.json': + if item.name.endswith('metricgroups.json'): metricgroup_descriptions = json.load(open(item.path)) for mgroup in metricgroup_descriptions: assert len(mgroup) > 1, parents @@ -684,7 +694,7 @@ def process_one_file(parents: Sequence[str], item: os.DirEntry) -> None: # Ignore other directories. If the file name does not have a .json # extension, ignore it. It could be a readme.txt for instance. - if not item.is_file() or not item.name.endswith('.json') or item.name == 'metricgroups.json': + if not item.is_file() or not item.name.endswith('.json') or item.name.endswith('metricgroups.json'): return add_events_table_entries(item, get_topic(item.name)) @@ -724,7 +734,7 @@ struct pmu_events_map { * Global table mapping each known CPU for the architecture to its * table of PMU events. */ -const struct pmu_events_map pmu_events_map[] = { +static const struct pmu_events_map pmu_events_map[] = { """) for arch in archs: if arch == 'test': @@ -749,7 +759,10 @@ const struct pmu_events_map pmu_events_map[] = { \t\t.pmus = pmu_events__common, \t\t.num_pmus = ARRAY_SIZE(pmu_events__common), \t}, -\t.metric_table = {}, +\t.metric_table = { +\t\t.pmus = pmu_metrics__common, +\t\t.num_pmus = ARRAY_SIZE(pmu_metrics__common), +\t}, }, """) else: @@ -951,6 +964,8 @@ int pmu_events_table__for_each_event(const struct pmu_events_table *table, pmu_event_iter_fn fn, void *data) { + if (!table) + return 0; for (size_t i = 0; i < table->num_pmus; i++) { const struct pmu_table_entry *table_pmu = &table->pmus[i]; const char *pmu_name = &big_c_string[table_pmu->pmu_name.offset]; @@ -972,6 +987,8 @@ int pmu_events_table__find_event(const struct pmu_events_table *table, pmu_event_iter_fn fn, void *data) { + if (!table) + return PMU_EVENTS__NOT_FOUND; for (size_t i = 0; i < table->num_pmus; i++) { const struct pmu_table_entry *table_pmu = &table->pmus[i]; const char *pmu_name = &big_c_string[table_pmu->pmu_name.offset]; @@ -992,6 +1009,8 @@ size_t pmu_events_table__num_events(const struct pmu_events_table *table, { size_t count = 0; + if (!table) + return 0; for (size_t i = 0; i < table->num_pmus; i++) { const struct pmu_table_entry *table_pmu = &table->pmus[i]; const char *pmu_name = &big_c_string[table_pmu->pmu_name.offset]; @@ -1070,6 +1089,8 @@ int pmu_metrics_table__for_each_metric(const struct pmu_metrics_table *table, pmu_metric_iter_fn fn, void *data) { + if (!table) + return 0; for (size_t i = 0; i < table->num_pmus; i++) { int ret = pmu_metrics_table__for_each_metric_pmu(table, &table->pmus[i], fn, data); @@ -1086,6 +1107,8 @@ int pmu_metrics_table__find_metric(const struct pmu_metrics_table *table, pmu_metric_iter_fn fn, void *data) { + if (!table) + return 0; for (size_t i = 0; i < table->num_pmus; i++) { const struct pmu_table_entry *table_pmu = &table->pmus[i]; const char *pmu_name = &big_c_string[table_pmu->pmu_name.offset]; @@ -1197,6 +1220,22 @@ const struct pmu_events_table *perf_pmu__find_events_table(struct perf_pmu *pmu) return NULL; } +const struct pmu_events_table *perf_pmu__default_core_events_table(void) +{ + int i = 0; + + for (;;) { + const struct pmu_events_map *map = &pmu_events_map[i++]; + + if (!map->arch) + break; + + if (!strcmp(map->cpuid, "common")) + return &map->event_table; + } + return NULL; +} + const struct pmu_metrics_table *pmu_metrics_table__find(void) { struct perf_cpu cpu = {-1}; @@ -1205,6 +1244,22 @@ const struct pmu_metrics_table *pmu_metrics_table__find(void) return map ? &map->metric_table : NULL; } +const struct pmu_metrics_table *pmu_metrics_table__default(void) +{ + int i = 0; + + for (;;) { + const struct pmu_events_map *map = &pmu_events_map[i++]; + + if (!map->arch) + break; + + if (!strcmp(map->cpuid, "common")) + return &map->metric_table; + } + return NULL; +} + const struct pmu_events_table *find_core_events_table(const char *arch, const char *cpuid) { for (const struct pmu_events_map *tables = &pmu_events_map[0]; |