Jiri Olsa | cd82a32 | 2012-03-15 20:09:17 +0100 | [diff] [blame] | 1 | #ifndef __PMU_H |
| 2 | #define __PMU_H |
| 3 | |
Borislav Petkov | d944c4e | 2014-04-25 21:31:02 +0200 | [diff] [blame] | 4 | #include <linux/bitmap.h> |
David Howells | d2709c7 | 2012-11-19 22:21:03 +0000 | [diff] [blame] | 5 | #include <linux/perf_event.h> |
Andi Kleen | dc098b3 | 2013-04-20 11:02:29 -0700 | [diff] [blame] | 6 | #include <stdbool.h> |
Jiri Olsa | cd82a32 | 2012-03-15 20:09:17 +0100 | [diff] [blame] | 7 | |
| 8 | enum { |
| 9 | PERF_PMU_FORMAT_VALUE_CONFIG, |
| 10 | PERF_PMU_FORMAT_VALUE_CONFIG1, |
| 11 | PERF_PMU_FORMAT_VALUE_CONFIG2, |
| 12 | }; |
| 13 | |
| 14 | #define PERF_PMU_FORMAT_BITS 64 |
| 15 | |
Adrian Hunter | dc0a620 | 2014-07-31 09:00:49 +0300 | [diff] [blame] | 16 | struct perf_event_attr; |
| 17 | |
Jiri Olsa | cd82a32 | 2012-03-15 20:09:17 +0100 | [diff] [blame] | 18 | struct perf_pmu { |
| 19 | char *name; |
| 20 | __u32 type; |
Adrian Hunter | 42634bc | 2014-10-23 13:45:10 +0300 | [diff] [blame] | 21 | bool selectable; |
Adrian Hunter | dc0a620 | 2014-07-31 09:00:49 +0300 | [diff] [blame] | 22 | struct perf_event_attr *default_config; |
Yan, Zheng | 7ae92e7 | 2012-09-10 15:53:50 +0800 | [diff] [blame] | 23 | struct cpu_map *cpus; |
Cody P Schafer | 885b593 | 2014-08-15 00:26:14 -0700 | [diff] [blame] | 24 | struct list_head format; /* HEAD struct perf_pmu_format -> list */ |
| 25 | struct list_head aliases; /* HEAD struct perf_pmu_alias -> list */ |
| 26 | struct list_head list; /* ELEM */ |
Jiri Olsa | cd82a32 | 2012-03-15 20:09:17 +0100 | [diff] [blame] | 27 | }; |
| 28 | |
Matt Fleming | 46441bd | 2014-09-24 15:04:06 +0100 | [diff] [blame] | 29 | struct perf_pmu_info { |
| 30 | const char *unit; |
| 31 | double scale; |
Matt Fleming | 044330c | 2014-11-21 10:31:12 +0100 | [diff] [blame] | 32 | bool per_pkg; |
Jiri Olsa | 1d9e446 | 2014-11-21 10:31:13 +0100 | [diff] [blame] | 33 | bool snapshot; |
Matt Fleming | 46441bd | 2014-09-24 15:04:06 +0100 | [diff] [blame] | 34 | }; |
| 35 | |
Kan Liang | dcb4e10 | 2014-10-07 11:08:50 -0400 | [diff] [blame] | 36 | #define UNIT_MAX_LEN 31 /* max length for event unit name */ |
| 37 | |
| 38 | struct perf_pmu_alias { |
| 39 | char *name; |
| 40 | struct list_head terms; /* HEAD struct parse_events_term -> list */ |
| 41 | struct list_head list; /* ELEM */ |
| 42 | char unit[UNIT_MAX_LEN+1]; |
| 43 | double scale; |
Matt Fleming | 044330c | 2014-11-21 10:31:12 +0100 | [diff] [blame] | 44 | bool per_pkg; |
Jiri Olsa | 1d9e446 | 2014-11-21 10:31:13 +0100 | [diff] [blame] | 45 | bool snapshot; |
Kan Liang | dcb4e10 | 2014-10-07 11:08:50 -0400 | [diff] [blame] | 46 | }; |
| 47 | |
Adrian Hunter | b6b96fb | 2013-07-04 16:20:25 +0300 | [diff] [blame] | 48 | struct perf_pmu *perf_pmu__find(const char *name); |
Jiri Olsa | cd82a32 | 2012-03-15 20:09:17 +0100 | [diff] [blame] | 49 | int perf_pmu__config(struct perf_pmu *pmu, struct perf_event_attr *attr, |
| 50 | struct list_head *head_terms); |
Jiri Olsa | cff7f95 | 2012-11-10 01:46:50 +0100 | [diff] [blame] | 51 | int perf_pmu__config_terms(struct list_head *formats, |
| 52 | struct perf_event_attr *attr, |
Adrian Hunter | dc0a620 | 2014-07-31 09:00:49 +0300 | [diff] [blame] | 53 | struct list_head *head_terms, |
| 54 | bool zero); |
Stephane Eranian | 410136f | 2013-11-12 17:58:49 +0100 | [diff] [blame] | 55 | int perf_pmu__check_alias(struct perf_pmu *pmu, struct list_head *head_terms, |
Matt Fleming | 46441bd | 2014-09-24 15:04:06 +0100 | [diff] [blame] | 56 | struct perf_pmu_info *info); |
Zheng Yan | a6146d5 | 2012-06-15 14:31:41 +0800 | [diff] [blame] | 57 | struct list_head *perf_pmu__alias(struct perf_pmu *pmu, |
Arnaldo Carvalho de Melo | 5c6ccc3 | 2013-01-18 16:54:00 -0300 | [diff] [blame] | 58 | struct list_head *head_terms); |
Jiri Olsa | cd82a32 | 2012-03-15 20:09:17 +0100 | [diff] [blame] | 59 | int perf_pmu_wrap(void); |
| 60 | void perf_pmu_error(struct list_head *list, char *name, char const *msg); |
| 61 | |
| 62 | int perf_pmu__new_format(struct list_head *list, char *name, |
| 63 | int config, unsigned long *bits); |
| 64 | void perf_pmu__set_format(unsigned long *bits, long from, long to); |
Jiri Olsa | cff7f95 | 2012-11-10 01:46:50 +0100 | [diff] [blame] | 65 | int perf_pmu__format_parse(char *dir, struct list_head *head); |
Jiri Olsa | cd82a32 | 2012-03-15 20:09:17 +0100 | [diff] [blame] | 66 | |
Robert Richter | 50a9667 | 2012-08-16 21:10:24 +0200 | [diff] [blame] | 67 | struct perf_pmu *perf_pmu__scan(struct perf_pmu *pmu); |
| 68 | |
Andi Kleen | dc098b3 | 2013-04-20 11:02:29 -0700 | [diff] [blame] | 69 | void print_pmu_events(const char *event_glob, bool name_only); |
Andi Kleen | 4cabc3d | 2013-08-21 16:47:26 -0700 | [diff] [blame] | 70 | bool pmu_have_event(const char *pname, const char *name); |
Andi Kleen | dc098b3 | 2013-04-20 11:02:29 -0700 | [diff] [blame] | 71 | |
Adrian Hunter | 7d4bdab | 2014-07-31 09:00:50 +0300 | [diff] [blame] | 72 | int perf_pmu__scan_file(struct perf_pmu *pmu, const char *name, const char *fmt, |
| 73 | ...) __attribute__((format(scanf, 3, 4))); |
| 74 | |
Jiri Olsa | cd82a32 | 2012-03-15 20:09:17 +0100 | [diff] [blame] | 75 | int perf_pmu__test(void); |
Adrian Hunter | dc0a620 | 2014-07-31 09:00:49 +0300 | [diff] [blame] | 76 | |
| 77 | struct perf_event_attr *perf_pmu__get_default_config(struct perf_pmu *pmu); |
| 78 | |
Jiri Olsa | cd82a32 | 2012-03-15 20:09:17 +0100 | [diff] [blame] | 79 | #endif /* __PMU_H */ |