[GitHub/mt8127/android_kernel_alcatel_ttab.git] / tools / perf / util / evsel.h

#ifndef __PERF_EVSEL_H
#define __PERF_EVSEL_H 1

#include <linux/list.h>
#include <stdbool.h>
#include "../../../include/linux/perf_event.h"
#include "types.h"
#include "xyarray.h"
 
struct perf_counts_values {
	union {
		struct {
			u64 val;
			u64 ena;
			u64 run;
		};
		u64 values[3];
	};
};

struct perf_counts {
	s8		   	  scaled;
	struct perf_counts_values aggr;
	struct perf_counts_values cpu[];
};

struct perf_evsel {
	struct list_head	node;
	struct perf_event_attr	attr;
	char			*filter;
	struct xyarray		*fd;
	struct perf_counts	*counts;
	int			idx;
	void			*priv;
};

struct cpu_map;
struct thread_map;

struct perf_evsel *perf_evsel__new(struct perf_event_attr *attr, int idx);
void perf_evsel__delete(struct perf_evsel *evsel);

int perf_evsel__alloc_fd(struct perf_evsel *evsel, int ncpus, int nthreads);
int perf_evsel__alloc_counts(struct perf_evsel *evsel, int ncpus);
void perf_evsel__free_fd(struct perf_evsel *evsel);
void perf_evsel__close_fd(struct perf_evsel *evsel, int ncpus, int nthreads);

int perf_evsel__open_per_cpu(struct perf_evsel *evsel, struct cpu_map *cpus);
int perf_evsel__open_per_thread(struct perf_evsel *evsel, struct thread_map *threads);
int perf_evsel__open(struct perf_evsel *evsel, 
		     struct cpu_map *cpus, struct thread_map *threads);

#define perf_evsel__match(evsel, t, c)		\
	(evsel->attr.type == PERF_TYPE_##t &&	\
	 evsel->attr.config == PERF_COUNT_##c)

int __perf_evsel__read_on_cpu(struct perf_evsel *evsel,
			      int cpu, int thread, bool scale);

/**
 * perf_evsel__read_on_cpu - Read out the results on a CPU and thread
 *
 * @evsel - event selector to read value
 * @cpu - CPU of interest
 * @thread - thread of interest
 */
static inline int perf_evsel__read_on_cpu(struct perf_evsel *evsel,
					  int cpu, int thread)
{
	return __perf_evsel__read_on_cpu(evsel, cpu, thread, false);
}

/**
 * perf_evsel__read_on_cpu_scaled - Read out the results on a CPU and thread, scaled
 *
 * @evsel - event selector to read value
 * @cpu - CPU of interest
 * @thread - thread of interest
 */
static inline int perf_evsel__read_on_cpu_scaled(struct perf_evsel *evsel,
						 int cpu, int thread)
{
	return __perf_evsel__read_on_cpu(evsel, cpu, thread, true);
}

int __perf_evsel__read(struct perf_evsel *evsel, int ncpus, int nthreads,
		       bool scale);

/**
 * perf_evsel__read - Read the aggregate results on all CPUs
 *
 * @evsel - event selector to read value
 * @ncpus - Number of cpus affected, from zero
 * @nthreads - Number of threads affected, from zero
 */
static inline int perf_evsel__read(struct perf_evsel *evsel,
				    int ncpus, int nthreads)
{
	return __perf_evsel__read(evsel, ncpus, nthreads, false);
}

/**
 * perf_evsel__read_scaled - Read the aggregate results on all CPUs, scaled
 *
 * @evsel - event selector to read value
 * @ncpus - Number of cpus affected, from zero
 * @nthreads - Number of threads affected, from zero
 */
static inline int perf_evsel__read_scaled(struct perf_evsel *evsel,
					  int ncpus, int nthreads)
{
	return __perf_evsel__read(evsel, ncpus, nthreads, true);
}

#endif /* __PERF_EVSEL_H */
Commit	Line	Data
69aad6f1 ACM	1	#ifndef __PERF_EVSEL_H
	2	#define __PERF_EVSEL_H 1
	3
	4	#include <linux/list.h>
c52b12ed	5	#include <stdbool.h>
d030260a	6	#include "../../../include/linux/perf_event.h"
69aad6f1 ACM	7	#include "types.h"
69aad6f1 ACM	8	#include "xyarray.h"
c52b12ed ACM	9
	10	struct perf_counts_values {
	11	union {
	12	struct {
	13	u64 val;
	14	u64 ena;
	15	u64 run;
	16	};
	17	u64 values[3];
	18	};
	19	};
	20
	21	struct perf_counts {
	22	s8 scaled;
	23	struct perf_counts_values aggr;
	24	struct perf_counts_values cpu[];
	25	};
69aad6f1 ACM	26
	27	struct perf_evsel {
	28	struct list_head node;
	29	struct perf_event_attr attr;
	30	char *filter;
	31	struct xyarray *fd;
c52b12ed	32	struct perf_counts *counts;
69aad6f1 ACM	33	int idx;
	34	void *priv;
	35	};
	36
86bd5e86 ACM	37	struct cpu_map;
	38	struct thread_map;
	39
23a2f3ab	40	struct perf_evsel perf_evsel__new(struct perf_event_attr attr, int idx);
69aad6f1 ACM	41	void perf_evsel__delete(struct perf_evsel *evsel);
	42
	43	int perf_evsel__alloc_fd(struct perf_evsel *evsel, int ncpus, int nthreads);
c52b12ed	44	int perf_evsel__alloc_counts(struct perf_evsel *evsel, int ncpus);
69aad6f1	45	void perf_evsel__free_fd(struct perf_evsel *evsel);
c52b12ed	46	void perf_evsel__close_fd(struct perf_evsel *evsel, int ncpus, int nthreads);
69aad6f1	47
86bd5e86 ACM	48	int perf_evsel__open_per_cpu(struct perf_evsel evsel, struct cpu_map cpus);
	49	int perf_evsel__open_per_thread(struct perf_evsel evsel, struct thread_map threads);
	50	int perf_evsel__open(struct perf_evsel *evsel,
	51	struct cpu_map cpus, struct thread_map threads);
48290609	52
daec78a0 ACM	53	#define perf_evsel__match(evsel, t, c) \
	54	(evsel->attr.type == PERF_TYPE_##t && \
	55	evsel->attr.config == PERF_COUNT_##c)
	56
c52b12ed ACM	57	int __perf_evsel__read_on_cpu(struct perf_evsel *evsel,
	58	int cpu, int thread, bool scale);
	59
	60	/**
	61	* perf_evsel__read_on_cpu - Read out the results on a CPU and thread
	62	*
	63	* @evsel - event selector to read value
	64	* @cpu - CPU of interest
	65	* @thread - thread of interest
	66	*/
	67	static inline int perf_evsel__read_on_cpu(struct perf_evsel *evsel,
	68	int cpu, int thread)
	69	{
	70	return __perf_evsel__read_on_cpu(evsel, cpu, thread, false);
	71	}
	72
	73	/**
	74	* perf_evsel__read_on_cpu_scaled - Read out the results on a CPU and thread, scaled
	75	*
	76	* @evsel - event selector to read value
	77	* @cpu - CPU of interest
	78	* @thread - thread of interest
	79	*/
	80	static inline int perf_evsel__read_on_cpu_scaled(struct perf_evsel *evsel,
	81	int cpu, int thread)
	82	{
	83	return __perf_evsel__read_on_cpu(evsel, cpu, thread, true);
	84	}
	85
	86	int __perf_evsel__read(struct perf_evsel *evsel, int ncpus, int nthreads,
	87	bool scale);
	88
	89	/**
	90	* perf_evsel__read - Read the aggregate results on all CPUs
	91	*
	92	* @evsel - event selector to read value
	93	* @ncpus - Number of cpus affected, from zero
	94	* @nthreads - Number of threads affected, from zero
	95	*/
	96	static inline int perf_evsel__read(struct perf_evsel *evsel,
	97	int ncpus, int nthreads)
	98	{
	99	return __perf_evsel__read(evsel, ncpus, nthreads, false);
	100	}
	101
	102	/**
	103	* perf_evsel__read_scaled - Read the aggregate results on all CPUs, scaled
	104	*
	105	* @evsel - event selector to read value
	106	* @ncpus - Number of cpus affected, from zero
	107	* @nthreads - Number of threads affected, from zero
	108	*/
	109	static inline int perf_evsel__read_scaled(struct perf_evsel *evsel,
	110	int ncpus, int nthreads)
	111	{
	112	return __perf_evsel__read(evsel, ncpus, nthreads, true);
	113	}
	114
69aad6f1	115	#endif /* __PERF_EVSEL_H */