Arnaldo Carvalho de Melo | 69aad6f | 2011-01-03 16:39:04 -0200 | [diff] [blame] | 1 | #ifndef __PERF_EVSEL_H |
| 2 | #define __PERF_EVSEL_H 1 |
| 3 | |
| 4 | #include <linux/list.h> |
Arnaldo Carvalho de Melo | c52b12e | 2011-01-03 17:45:52 -0200 | [diff] [blame] | 5 | #include <stdbool.h> |
Arnaldo Carvalho de Melo | 07ac002 | 2012-11-13 17:27:28 -0300 | [diff] [blame] | 6 | #include <stddef.h> |
David Howells | d2709c7 | 2012-11-19 22:21:03 +0000 | [diff] [blame] | 7 | #include <linux/perf_event.h> |
Arnaldo Carvalho de Melo | 69aad6f | 2011-01-03 16:39:04 -0200 | [diff] [blame] | 8 | #include "types.h" |
| 9 | #include "xyarray.h" |
Stephane Eranian | 023695d | 2011-02-14 11:20:01 +0200 | [diff] [blame] | 10 | #include "cgroup.h" |
Arnaldo Carvalho de Melo | e248de3 | 2011-03-05 21:40:06 -0300 | [diff] [blame] | 11 | #include "hist.h" |
Arnaldo Carvalho de Melo | c52b12e | 2011-01-03 17:45:52 -0200 | [diff] [blame] | 12 | |
| 13 | struct perf_counts_values { |
| 14 | union { |
| 15 | struct { |
| 16 | u64 val; |
| 17 | u64 ena; |
| 18 | u64 run; |
| 19 | }; |
| 20 | u64 values[3]; |
| 21 | }; |
| 22 | }; |
| 23 | |
| 24 | struct perf_counts { |
| 25 | s8 scaled; |
| 26 | struct perf_counts_values aggr; |
| 27 | struct perf_counts_values cpu[]; |
| 28 | }; |
Arnaldo Carvalho de Melo | 69aad6f | 2011-01-03 16:39:04 -0200 | [diff] [blame] | 29 | |
Arnaldo Carvalho de Melo | 70db753 | 2011-01-12 22:39:13 -0200 | [diff] [blame] | 30 | struct perf_evsel; |
| 31 | |
| 32 | /* |
| 33 | * Per fd, to map back from PERF_SAMPLE_ID to evsel, only used when there are |
| 34 | * more than one entry in the evlist. |
| 35 | */ |
| 36 | struct perf_sample_id { |
| 37 | struct hlist_node node; |
| 38 | u64 id; |
| 39 | struct perf_evsel *evsel; |
| 40 | }; |
| 41 | |
Stephane Eranian | f0c55bc | 2011-02-16 15:10:01 +0200 | [diff] [blame] | 42 | /** struct perf_evsel - event selector |
| 43 | * |
| 44 | * @name - Can be set to retain the original event name passed by the user, |
| 45 | * so that when showing results in tools such as 'perf stat', we |
| 46 | * show the name used, not some alias. |
| 47 | */ |
Arnaldo Carvalho de Melo | 69aad6f | 2011-01-03 16:39:04 -0200 | [diff] [blame] | 48 | struct perf_evsel { |
| 49 | struct list_head node; |
| 50 | struct perf_event_attr attr; |
| 51 | char *filter; |
| 52 | struct xyarray *fd; |
Arnaldo Carvalho de Melo | a91e543 | 2011-03-10 11:15:54 -0300 | [diff] [blame] | 53 | struct xyarray *sample_id; |
| 54 | u64 *id; |
Arnaldo Carvalho de Melo | c52b12e | 2011-01-03 17:45:52 -0200 | [diff] [blame] | 55 | struct perf_counts *counts; |
Arnaldo Carvalho de Melo | 69aad6f | 2011-01-03 16:39:04 -0200 | [diff] [blame] | 56 | int idx; |
Robert Richter | f4d8343 | 2012-08-16 21:10:17 +0200 | [diff] [blame] | 57 | u32 ids; |
Arnaldo Carvalho de Melo | e248de3 | 2011-03-05 21:40:06 -0300 | [diff] [blame] | 58 | struct hists hists; |
Stephane Eranian | f0c55bc | 2011-02-16 15:10:01 +0200 | [diff] [blame] | 59 | char *name; |
Arnaldo Carvalho de Melo | fcf65bf | 2012-08-07 09:58:03 -0300 | [diff] [blame] | 60 | struct event_format *tp_format; |
Arnaldo Carvalho de Melo | a91e543 | 2011-03-10 11:15:54 -0300 | [diff] [blame] | 61 | union { |
| 62 | void *priv; |
| 63 | off_t id_offset; |
| 64 | }; |
Stephane Eranian | 023695d | 2011-02-14 11:20:01 +0200 | [diff] [blame] | 65 | struct cgroup_sel *cgrp; |
Arnaldo Carvalho de Melo | ee29be6 | 2011-11-28 17:57:40 -0200 | [diff] [blame] | 66 | struct { |
| 67 | void *func; |
| 68 | void *data; |
| 69 | } handler; |
Yan, Zheng | 7ae92e7 | 2012-09-10 15:53:50 +0800 | [diff] [blame] | 70 | struct cpu_map *cpus; |
Arnaldo Carvalho de Melo | bde0946 | 2012-08-01 18:53:11 -0300 | [diff] [blame] | 71 | unsigned int sample_size; |
David Ahern | 2cee77c | 2011-05-30 08:55:59 -0600 | [diff] [blame] | 72 | bool supported; |
Arnaldo Carvalho de Melo | 0807d2d | 2012-09-26 12:48:18 -0300 | [diff] [blame] | 73 | bool needs_swap; |
Jiri Olsa | f5b1135 | 2012-08-08 12:21:54 +0200 | [diff] [blame] | 74 | /* parse modifier helper */ |
| 75 | int exclude_GH; |
Jiri Olsa | 6a4bb04 | 2012-08-08 12:22:36 +0200 | [diff] [blame] | 76 | struct perf_evsel *leader; |
| 77 | char *group_name; |
Arnaldo Carvalho de Melo | 69aad6f | 2011-01-03 16:39:04 -0200 | [diff] [blame] | 78 | }; |
| 79 | |
Arnaldo Carvalho de Melo | 86bd5e8 | 2011-01-03 23:09:46 -0200 | [diff] [blame] | 80 | struct cpu_map; |
| 81 | struct thread_map; |
Arnaldo Carvalho de Melo | 70082dd | 2011-01-12 17:03:24 -0200 | [diff] [blame] | 82 | struct perf_evlist; |
Arnaldo Carvalho de Melo | 0f82ebc | 2011-11-08 14:41:57 -0200 | [diff] [blame] | 83 | struct perf_record_opts; |
Arnaldo Carvalho de Melo | 86bd5e8 | 2011-01-03 23:09:46 -0200 | [diff] [blame] | 84 | |
Lin Ming | 23a2f3a | 2011-01-07 11:11:09 +0800 | [diff] [blame] | 85 | struct perf_evsel *perf_evsel__new(struct perf_event_attr *attr, int idx); |
Arnaldo Carvalho de Melo | efd2b92 | 2012-09-18 11:21:50 -0300 | [diff] [blame] | 86 | struct perf_evsel *perf_evsel__newtp(const char *sys, const char *name, int idx); |
Arnaldo Carvalho de Melo | 201b733 | 2012-09-26 20:24:19 -0300 | [diff] [blame] | 87 | |
| 88 | struct event_format *event_format__new(const char *sys, const char *name); |
| 89 | |
Arnaldo Carvalho de Melo | ef1d1af | 2011-01-18 21:41:45 -0200 | [diff] [blame] | 90 | void perf_evsel__init(struct perf_evsel *evsel, |
| 91 | struct perf_event_attr *attr, int idx); |
| 92 | void perf_evsel__exit(struct perf_evsel *evsel); |
Arnaldo Carvalho de Melo | 69aad6f | 2011-01-03 16:39:04 -0200 | [diff] [blame] | 93 | void perf_evsel__delete(struct perf_evsel *evsel); |
| 94 | |
Arnaldo Carvalho de Melo | 0f82ebc | 2011-11-08 14:41:57 -0200 | [diff] [blame] | 95 | void perf_evsel__config(struct perf_evsel *evsel, |
Jiri Olsa | cac2142 | 2012-11-12 18:34:00 +0100 | [diff] [blame] | 96 | struct perf_record_opts *opts); |
Arnaldo Carvalho de Melo | 0f82ebc | 2011-11-08 14:41:57 -0200 | [diff] [blame] | 97 | |
Arnaldo Carvalho de Melo | 0b668bc | 2012-06-11 14:08:07 -0300 | [diff] [blame] | 98 | bool perf_evsel__is_cache_op_valid(u8 type, u8 op); |
| 99 | |
| 100 | #define PERF_EVSEL__MAX_ALIASES 8 |
| 101 | |
| 102 | extern const char *perf_evsel__hw_cache[PERF_COUNT_HW_CACHE_MAX] |
| 103 | [PERF_EVSEL__MAX_ALIASES]; |
| 104 | extern const char *perf_evsel__hw_cache_op[PERF_COUNT_HW_CACHE_OP_MAX] |
| 105 | [PERF_EVSEL__MAX_ALIASES]; |
Arnaldo Carvalho de Melo | 8ad7013 | 2012-09-06 13:11:18 -0300 | [diff] [blame] | 106 | extern const char *perf_evsel__hw_cache_result[PERF_COUNT_HW_CACHE_RESULT_MAX] |
| 107 | [PERF_EVSEL__MAX_ALIASES]; |
| 108 | extern const char *perf_evsel__hw_names[PERF_COUNT_HW_MAX]; |
| 109 | extern const char *perf_evsel__sw_names[PERF_COUNT_SW_MAX]; |
Arnaldo Carvalho de Melo | 0b668bc | 2012-06-11 14:08:07 -0300 | [diff] [blame] | 110 | int __perf_evsel__hw_cache_type_op_res_name(u8 type, u8 op, u8 result, |
| 111 | char *bf, size_t size); |
Arnaldo Carvalho de Melo | 7289f83 | 2012-06-12 12:34:58 -0300 | [diff] [blame] | 112 | const char *perf_evsel__name(struct perf_evsel *evsel); |
Arnaldo Carvalho de Melo | c410431 | 2012-05-25 16:38:11 -0300 | [diff] [blame] | 113 | |
Arnaldo Carvalho de Melo | 69aad6f | 2011-01-03 16:39:04 -0200 | [diff] [blame] | 114 | int perf_evsel__alloc_fd(struct perf_evsel *evsel, int ncpus, int nthreads); |
Arnaldo Carvalho de Melo | 70db753 | 2011-01-12 22:39:13 -0200 | [diff] [blame] | 115 | int perf_evsel__alloc_id(struct perf_evsel *evsel, int ncpus, int nthreads); |
Arnaldo Carvalho de Melo | c52b12e | 2011-01-03 17:45:52 -0200 | [diff] [blame] | 116 | int perf_evsel__alloc_counts(struct perf_evsel *evsel, int ncpus); |
Arnaldo Carvalho de Melo | 69aad6f | 2011-01-03 16:39:04 -0200 | [diff] [blame] | 117 | void perf_evsel__free_fd(struct perf_evsel *evsel); |
Arnaldo Carvalho de Melo | 70db753 | 2011-01-12 22:39:13 -0200 | [diff] [blame] | 118 | void perf_evsel__free_id(struct perf_evsel *evsel); |
Arnaldo Carvalho de Melo | c52b12e | 2011-01-03 17:45:52 -0200 | [diff] [blame] | 119 | void perf_evsel__close_fd(struct perf_evsel *evsel, int ncpus, int nthreads); |
Arnaldo Carvalho de Melo | 69aad6f | 2011-01-03 16:39:04 -0200 | [diff] [blame] | 120 | |
Arnaldo Carvalho de Melo | 7be5ebe | 2012-12-10 14:53:43 -0300 | [diff] [blame] | 121 | void __perf_evsel__set_sample_bit(struct perf_evsel *evsel, |
| 122 | enum perf_event_sample_format bit); |
| 123 | void __perf_evsel__reset_sample_bit(struct perf_evsel *evsel, |
| 124 | enum perf_event_sample_format bit); |
| 125 | |
| 126 | #define perf_evsel__set_sample_bit(evsel, bit) \ |
| 127 | __perf_evsel__set_sample_bit(evsel, PERF_SAMPLE_##bit) |
| 128 | |
| 129 | #define perf_evsel__reset_sample_bit(evsel, bit) \ |
| 130 | __perf_evsel__reset_sample_bit(evsel, PERF_SAMPLE_##bit) |
| 131 | |
Arnaldo Carvalho de Melo | 7a5a5ca | 2012-12-10 15:21:30 -0300 | [diff] [blame] | 132 | void perf_evsel__set_sample_id(struct perf_evsel *evsel); |
| 133 | |
Arnaldo Carvalho de Melo | 745cefc | 2012-09-26 15:07:39 -0300 | [diff] [blame] | 134 | int perf_evsel__set_filter(struct perf_evsel *evsel, int ncpus, int nthreads, |
| 135 | const char *filter); |
| 136 | |
Arnaldo Carvalho de Melo | f08199d | 2011-01-11 23:42:19 -0200 | [diff] [blame] | 137 | int perf_evsel__open_per_cpu(struct perf_evsel *evsel, |
Jiri Olsa | 6a4bb04 | 2012-08-08 12:22:36 +0200 | [diff] [blame] | 138 | struct cpu_map *cpus); |
Arnaldo Carvalho de Melo | f08199d | 2011-01-11 23:42:19 -0200 | [diff] [blame] | 139 | int perf_evsel__open_per_thread(struct perf_evsel *evsel, |
Jiri Olsa | 6a4bb04 | 2012-08-08 12:22:36 +0200 | [diff] [blame] | 140 | struct thread_map *threads); |
Arnaldo Carvalho de Melo | f08199d | 2011-01-11 23:42:19 -0200 | [diff] [blame] | 141 | int perf_evsel__open(struct perf_evsel *evsel, struct cpu_map *cpus, |
Jiri Olsa | 6a4bb04 | 2012-08-08 12:22:36 +0200 | [diff] [blame] | 142 | struct thread_map *threads); |
Arnaldo Carvalho de Melo | 727ab04 | 2011-10-25 10:42:19 -0200 | [diff] [blame] | 143 | void perf_evsel__close(struct perf_evsel *evsel, int ncpus, int nthreads); |
Arnaldo Carvalho de Melo | 4829060 | 2011-01-03 17:48:12 -0200 | [diff] [blame] | 144 | |
Arnaldo Carvalho de Melo | 5555ded | 2012-09-11 19:24:23 -0300 | [diff] [blame] | 145 | struct perf_sample; |
| 146 | |
Arnaldo Carvalho de Melo | 5d2074e | 2012-09-26 20:22:00 -0300 | [diff] [blame] | 147 | void *perf_evsel__rawptr(struct perf_evsel *evsel, struct perf_sample *sample, |
Arnaldo Carvalho de Melo | 5555ded | 2012-09-11 19:24:23 -0300 | [diff] [blame] | 148 | const char *name); |
| 149 | u64 perf_evsel__intval(struct perf_evsel *evsel, struct perf_sample *sample, |
| 150 | const char *name); |
| 151 | |
Arnaldo Carvalho de Melo | 5d2074e | 2012-09-26 20:22:00 -0300 | [diff] [blame] | 152 | static inline char *perf_evsel__strval(struct perf_evsel *evsel, |
| 153 | struct perf_sample *sample, |
| 154 | const char *name) |
| 155 | { |
| 156 | return perf_evsel__rawptr(evsel, sample, name); |
| 157 | } |
| 158 | |
Arnaldo Carvalho de Melo | efd2b92 | 2012-09-18 11:21:50 -0300 | [diff] [blame] | 159 | struct format_field; |
| 160 | |
| 161 | struct format_field *perf_evsel__field(struct perf_evsel *evsel, const char *name); |
| 162 | |
Arnaldo Carvalho de Melo | daec78a | 2011-01-03 16:49:44 -0200 | [diff] [blame] | 163 | #define perf_evsel__match(evsel, t, c) \ |
| 164 | (evsel->attr.type == PERF_TYPE_##t && \ |
| 165 | evsel->attr.config == PERF_COUNT_##c) |
| 166 | |
Jiri Olsa | 863e451 | 2012-09-06 17:46:55 +0200 | [diff] [blame] | 167 | static inline bool perf_evsel__match2(struct perf_evsel *e1, |
| 168 | struct perf_evsel *e2) |
| 169 | { |
| 170 | return (e1->attr.type == e2->attr.type) && |
| 171 | (e1->attr.config == e2->attr.config); |
| 172 | } |
| 173 | |
Arnaldo Carvalho de Melo | c52b12e | 2011-01-03 17:45:52 -0200 | [diff] [blame] | 174 | int __perf_evsel__read_on_cpu(struct perf_evsel *evsel, |
| 175 | int cpu, int thread, bool scale); |
| 176 | |
| 177 | /** |
| 178 | * perf_evsel__read_on_cpu - Read out the results on a CPU and thread |
| 179 | * |
| 180 | * @evsel - event selector to read value |
| 181 | * @cpu - CPU of interest |
| 182 | * @thread - thread of interest |
| 183 | */ |
| 184 | static inline int perf_evsel__read_on_cpu(struct perf_evsel *evsel, |
| 185 | int cpu, int thread) |
| 186 | { |
| 187 | return __perf_evsel__read_on_cpu(evsel, cpu, thread, false); |
| 188 | } |
| 189 | |
| 190 | /** |
| 191 | * perf_evsel__read_on_cpu_scaled - Read out the results on a CPU and thread, scaled |
| 192 | * |
| 193 | * @evsel - event selector to read value |
| 194 | * @cpu - CPU of interest |
| 195 | * @thread - thread of interest |
| 196 | */ |
| 197 | static inline int perf_evsel__read_on_cpu_scaled(struct perf_evsel *evsel, |
| 198 | int cpu, int thread) |
| 199 | { |
| 200 | return __perf_evsel__read_on_cpu(evsel, cpu, thread, true); |
| 201 | } |
| 202 | |
| 203 | int __perf_evsel__read(struct perf_evsel *evsel, int ncpus, int nthreads, |
| 204 | bool scale); |
| 205 | |
| 206 | /** |
| 207 | * perf_evsel__read - Read the aggregate results on all CPUs |
| 208 | * |
| 209 | * @evsel - event selector to read value |
| 210 | * @ncpus - Number of cpus affected, from zero |
| 211 | * @nthreads - Number of threads affected, from zero |
| 212 | */ |
| 213 | static inline int perf_evsel__read(struct perf_evsel *evsel, |
| 214 | int ncpus, int nthreads) |
| 215 | { |
| 216 | return __perf_evsel__read(evsel, ncpus, nthreads, false); |
| 217 | } |
| 218 | |
| 219 | /** |
| 220 | * perf_evsel__read_scaled - Read the aggregate results on all CPUs, scaled |
| 221 | * |
| 222 | * @evsel - event selector to read value |
| 223 | * @ncpus - Number of cpus affected, from zero |
| 224 | * @nthreads - Number of threads affected, from zero |
| 225 | */ |
| 226 | static inline int perf_evsel__read_scaled(struct perf_evsel *evsel, |
| 227 | int ncpus, int nthreads) |
| 228 | { |
| 229 | return __perf_evsel__read(evsel, ncpus, nthreads, true); |
| 230 | } |
| 231 | |
Jiri Olsa | 4bf9ce1 | 2012-03-22 14:37:26 +0100 | [diff] [blame] | 232 | void hists__init(struct hists *hists); |
| 233 | |
Arnaldo Carvalho de Melo | a3f698f | 2012-08-02 12:23:46 -0300 | [diff] [blame] | 234 | int perf_evsel__parse_sample(struct perf_evsel *evsel, union perf_event *event, |
Arnaldo Carvalho de Melo | 0807d2d | 2012-09-26 12:48:18 -0300 | [diff] [blame] | 235 | struct perf_sample *sample); |
Arnaldo Carvalho de Melo | 0c21f73 | 2012-08-14 16:42:15 -0300 | [diff] [blame] | 236 | |
| 237 | static inline struct perf_evsel *perf_evsel__next(struct perf_evsel *evsel) |
| 238 | { |
| 239 | return list_entry(evsel->node.next, struct perf_evsel, node); |
| 240 | } |
Arnaldo Carvalho de Melo | 07ac002 | 2012-11-13 17:27:28 -0300 | [diff] [blame] | 241 | |
Namhyung Kim | 823254e | 2012-11-29 15:38:30 +0900 | [diff] [blame] | 242 | static inline bool perf_evsel__is_group_leader(const struct perf_evsel *evsel) |
Arnaldo Carvalho de Melo | 07ac002 | 2012-11-13 17:27:28 -0300 | [diff] [blame] | 243 | { |
Namhyung Kim | 823254e | 2012-11-29 15:38:30 +0900 | [diff] [blame] | 244 | return evsel->leader == evsel; |
Arnaldo Carvalho de Melo | 07ac002 | 2012-11-13 17:27:28 -0300 | [diff] [blame] | 245 | } |
Arnaldo Carvalho de Melo | 0698aed | 2012-12-10 18:17:08 -0300 | [diff] [blame] | 246 | |
| 247 | struct perf_attr_details { |
| 248 | bool freq; |
| 249 | bool verbose; |
| 250 | }; |
| 251 | |
| 252 | int perf_evsel__fprintf(struct perf_evsel *evsel, |
| 253 | struct perf_attr_details *details, FILE *fp); |
Arnaldo Carvalho de Melo | c0a5434 | 2012-12-13 14:16:30 -0300 | [diff] [blame] | 254 | |
| 255 | bool perf_evsel__fallback(struct perf_evsel *evsel, int err, |
| 256 | char *msg, size_t msgsize); |
Arnaldo Carvalho de Melo | 56e52e8 | 2012-12-13 15:10:58 -0300 | [diff] [blame^] | 257 | int perf_evsel__open_strerror(struct perf_evsel *evsel, |
| 258 | struct perf_target *target, |
| 259 | int err, char *msg, size_t size); |
Arnaldo Carvalho de Melo | 69aad6f | 2011-01-03 16:39:04 -0200 | [diff] [blame] | 260 | #endif /* __PERF_EVSEL_H */ |