1 /* SPDX-License-Identifier: GPL-2.0 */
28 /** struct evsel - event selector
30  * @evlist - evlist this evsel is in, if it is in one.
31  * @core - libperf evsel object
32  * @name - Can be set to retain the original event name passed by the user,
39  *          PERF_SAMPLE_IDENTIFIER) in a non-sample event i.e. if sample_id_all
40  *          is used there is an id sample appended to non-sample events
44 	struct perf_evsel	core;  member
53 	 * These fields can be set in the parse-events code or similar.
158 	return perf_evsel__cpus(&evsel->core);  in evsel__cpus()
163 	return evsel__cpus(evsel)->nr;  in evsel__nr_cpus()
169 void evsel__compute_deltas(struct evsel *evsel, int cpu, int thread,
244 int evsel__enable_cpu(struct evsel *evsel, int cpu);
247 int evsel__disable_cpu(struct evsel *evsel, int cpu);
249 int evsel__open_per_cpu(struct evsel *evsel, struct perf_cpu_map *cpus, int cpu);
272 	(evsel->core.attr.type == PERF_TYPE_##t &&	\
273 	 evsel->core.attr.config == PERF_COUNT_##c)
277 	return (e1->core.attr.type == e2->core.attr.type) &&  in evsel__match2()
278 	       (e1->core.attr.config == e2->core.attr.config);  in evsel__match2()
281 int evsel__read_counter(struct evsel *evsel, int cpu, int thread);
283 int __evsel__read_on_cpu(struct evsel *evsel, int cpu, int thread, bool scale);
286  * evsel__read_on_cpu - Read out the results on a CPU and thread
288  * @evsel - event selector to read value
289  * @cpu - CPU of interest
290  * @thread - thread of interest
292 static inline int evsel__read_on_cpu(struct evsel *evsel, int cpu, int thread)  in evsel__read_on_cpu()  argument
294 	return __evsel__read_on_cpu(evsel, cpu, thread, false);  in evsel__read_on_cpu()
298  * evsel__read_on_cpu_scaled - Read out the results on a CPU and thread, scaled
300  * @evsel - event selector to read value
301  * @cpu - CPU of interest
302  * @thread - thread of interest
304 static inline int evsel__read_on_cpu_scaled(struct evsel *evsel, int cpu, int thread)  in evsel__read_on_cpu_scaled()  argument
306 	return __evsel__read_on_cpu(evsel, cpu, thread, true);  in evsel__read_on_cpu_scaled()
317 	return list_entry(evsel->core.node.next, struct evsel, core.node);  in evsel__next()
322 	return list_entry(evsel->core.node.prev, struct evsel, core.node);  in evsel__prev()
326  * evsel__is_group_leader - Return whether given evsel is a leader event
328  * @evsel - evsel selector to be tested
330  * Return %true if @evsel is a group leader or a stand-alone event
334 	return evsel->leader == evsel;  in evsel__is_group_leader()
338  * evsel__is_group_event - Return whether given evsel is a group event
340  * @evsel - evsel selector to be tested
350 	return evsel__is_group_leader(evsel) && evsel->core.nr_members > 1;  in evsel__is_group_event()
372 	return evsel->idx - evsel->leader->idx;  in evsel__group_idx()
377 for ((_evsel) = list_entry((_leader)->core.node.next, struct evsel, core.node); \
378      (_evsel) && (_evsel)->leader == (_leader);					\
379      (_evsel) = list_entry((_evsel)->core.node.next, struct evsel, core.node))
384      (_evsel) && (_evsel)->leader == (_leader);					\
385      (_evsel) = list_entry((_evsel)->core.node.next, struct evsel, core.node))
389 	return evsel->core.attr.branch_sample_type & PERF_SAMPLE_BRANCH_CALL_STACK;  in evsel__has_branch_callstack()
394 	return evsel->core.attr.branch_sample_type & PERF_SAMPLE_BRANCH_HW_INDEX;  in evsel__has_branch_hw_idx()
403 	return evsel->core.attr.sample_type & PERF_SAMPLE_CALLCHAIN ||  in evsel__has_callchain()
404 	       evsel->synth_sample_type & PERF_SAMPLE_CALLCHAIN;  in evsel__has_callchain()
413 	return evsel->core.attr.sample_type & PERF_SAMPLE_BRANCH_STACK ||  in evsel__has_br_stack()
414 	       evsel->synth_sample_type & PERF_SAMPLE_BRANCH_STACK;  in evsel__has_br_stack()
419 	return (evsel->core.attr.type == PERF_TYPE_SOFTWARE) &&  in evsel__is_dummy_event()
420 	       (evsel->core.attr.config == PERF_COUNT_SW_DUMMY);  in evsel__is_dummy_event()