Commit | Line | Data |
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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" |
8 | #include "xyarray.h" | |
023695d9 | 9 | #include "cgroup.h" |
e248de33 | 10 | #include "hist.h" |
c52b12ed ACM |
11 | |
12 | struct perf_counts_values { | |
13 | union { | |
14 | struct { | |
15 | u64 val; | |
16 | u64 ena; | |
17 | u64 run; | |
18 | }; | |
19 | u64 values[3]; | |
20 | }; | |
21 | }; | |
22 | ||
23 | struct perf_counts { | |
24 | s8 scaled; | |
25 | struct perf_counts_values aggr; | |
26 | struct perf_counts_values cpu[]; | |
27 | }; | |
69aad6f1 | 28 | |
70db7533 ACM |
29 | struct perf_evsel; |
30 | ||
31 | /* | |
32 | * Per fd, to map back from PERF_SAMPLE_ID to evsel, only used when there are | |
33 | * more than one entry in the evlist. | |
34 | */ | |
35 | struct perf_sample_id { | |
36 | struct hlist_node node; | |
37 | u64 id; | |
38 | struct perf_evsel *evsel; | |
39 | }; | |
40 | ||
f0c55bcf SE |
41 | /** struct perf_evsel - event selector |
42 | * | |
43 | * @name - Can be set to retain the original event name passed by the user, | |
44 | * so that when showing results in tools such as 'perf stat', we | |
45 | * show the name used, not some alias. | |
46 | */ | |
69aad6f1 ACM |
47 | struct perf_evsel { |
48 | struct list_head node; | |
49 | struct perf_event_attr attr; | |
50 | char *filter; | |
51 | struct xyarray *fd; | |
a91e5431 ACM |
52 | struct xyarray *sample_id; |
53 | u64 *id; | |
c52b12ed | 54 | struct perf_counts *counts; |
69aad6f1 | 55 | int idx; |
f4d83436 | 56 | u32 ids; |
e248de33 | 57 | struct hists hists; |
f0c55bcf | 58 | char *name; |
fcf65bf1 | 59 | struct event_format *tp_format; |
a91e5431 ACM |
60 | union { |
61 | void *priv; | |
62 | off_t id_offset; | |
63 | }; | |
023695d9 | 64 | struct cgroup_sel *cgrp; |
ee29be62 ACM |
65 | struct { |
66 | void *func; | |
67 | void *data; | |
68 | } handler; | |
7ae92e74 | 69 | struct cpu_map *cpus; |
bde09467 | 70 | unsigned int sample_size; |
2cee77c4 | 71 | bool supported; |
f5b1135b JO |
72 | /* parse modifier helper */ |
73 | int exclude_GH; | |
6a4bb04c JO |
74 | struct perf_evsel *leader; |
75 | char *group_name; | |
69aad6f1 ACM |
76 | }; |
77 | ||
86bd5e86 ACM |
78 | struct cpu_map; |
79 | struct thread_map; | |
70082dd9 | 80 | struct perf_evlist; |
0f82ebc4 | 81 | struct perf_record_opts; |
86bd5e86 | 82 | |
23a2f3ab | 83 | struct perf_evsel *perf_evsel__new(struct perf_event_attr *attr, int idx); |
ef1d1af2 ACM |
84 | void perf_evsel__init(struct perf_evsel *evsel, |
85 | struct perf_event_attr *attr, int idx); | |
86 | void perf_evsel__exit(struct perf_evsel *evsel); | |
69aad6f1 ACM |
87 | void perf_evsel__delete(struct perf_evsel *evsel); |
88 | ||
0f82ebc4 | 89 | void perf_evsel__config(struct perf_evsel *evsel, |
5090c6ae NK |
90 | struct perf_record_opts *opts, |
91 | struct perf_evsel *first); | |
0f82ebc4 | 92 | |
0b668bc9 ACM |
93 | bool perf_evsel__is_cache_op_valid(u8 type, u8 op); |
94 | ||
95 | #define PERF_EVSEL__MAX_ALIASES 8 | |
96 | ||
97 | extern const char *perf_evsel__hw_cache[PERF_COUNT_HW_CACHE_MAX] | |
98 | [PERF_EVSEL__MAX_ALIASES]; | |
99 | extern const char *perf_evsel__hw_cache_op[PERF_COUNT_HW_CACHE_OP_MAX] | |
100 | [PERF_EVSEL__MAX_ALIASES]; | |
8ad7013b ACM |
101 | extern const char *perf_evsel__hw_cache_result[PERF_COUNT_HW_CACHE_RESULT_MAX] |
102 | [PERF_EVSEL__MAX_ALIASES]; | |
103 | extern const char *perf_evsel__hw_names[PERF_COUNT_HW_MAX]; | |
104 | extern const char *perf_evsel__sw_names[PERF_COUNT_SW_MAX]; | |
0b668bc9 ACM |
105 | int __perf_evsel__hw_cache_type_op_res_name(u8 type, u8 op, u8 result, |
106 | char *bf, size_t size); | |
7289f83c | 107 | const char *perf_evsel__name(struct perf_evsel *evsel); |
c410431c | 108 | |
69aad6f1 | 109 | int perf_evsel__alloc_fd(struct perf_evsel *evsel, int ncpus, int nthreads); |
70db7533 | 110 | int perf_evsel__alloc_id(struct perf_evsel *evsel, int ncpus, int nthreads); |
c52b12ed | 111 | int perf_evsel__alloc_counts(struct perf_evsel *evsel, int ncpus); |
69aad6f1 | 112 | void perf_evsel__free_fd(struct perf_evsel *evsel); |
70db7533 | 113 | void perf_evsel__free_id(struct perf_evsel *evsel); |
c52b12ed | 114 | void perf_evsel__close_fd(struct perf_evsel *evsel, int ncpus, int nthreads); |
69aad6f1 | 115 | |
f08199d3 | 116 | int perf_evsel__open_per_cpu(struct perf_evsel *evsel, |
6a4bb04c | 117 | struct cpu_map *cpus); |
f08199d3 | 118 | int perf_evsel__open_per_thread(struct perf_evsel *evsel, |
6a4bb04c | 119 | struct thread_map *threads); |
f08199d3 | 120 | int perf_evsel__open(struct perf_evsel *evsel, struct cpu_map *cpus, |
6a4bb04c | 121 | struct thread_map *threads); |
727ab04e | 122 | void perf_evsel__close(struct perf_evsel *evsel, int ncpus, int nthreads); |
48290609 | 123 | |
5555ded4 ACM |
124 | struct perf_sample; |
125 | ||
126 | char *perf_evsel__strval(struct perf_evsel *evsel, struct perf_sample *sample, | |
127 | const char *name); | |
128 | u64 perf_evsel__intval(struct perf_evsel *evsel, struct perf_sample *sample, | |
129 | const char *name); | |
130 | ||
daec78a0 ACM |
131 | #define perf_evsel__match(evsel, t, c) \ |
132 | (evsel->attr.type == PERF_TYPE_##t && \ | |
133 | evsel->attr.config == PERF_COUNT_##c) | |
134 | ||
863e451f JO |
135 | static inline bool perf_evsel__match2(struct perf_evsel *e1, |
136 | struct perf_evsel *e2) | |
137 | { | |
138 | return (e1->attr.type == e2->attr.type) && | |
139 | (e1->attr.config == e2->attr.config); | |
140 | } | |
141 | ||
c52b12ed ACM |
142 | int __perf_evsel__read_on_cpu(struct perf_evsel *evsel, |
143 | int cpu, int thread, bool scale); | |
144 | ||
145 | /** | |
146 | * perf_evsel__read_on_cpu - Read out the results on a CPU and thread | |
147 | * | |
148 | * @evsel - event selector to read value | |
149 | * @cpu - CPU of interest | |
150 | * @thread - thread of interest | |
151 | */ | |
152 | static inline int perf_evsel__read_on_cpu(struct perf_evsel *evsel, | |
153 | int cpu, int thread) | |
154 | { | |
155 | return __perf_evsel__read_on_cpu(evsel, cpu, thread, false); | |
156 | } | |
157 | ||
158 | /** | |
159 | * perf_evsel__read_on_cpu_scaled - Read out the results on a CPU and thread, scaled | |
160 | * | |
161 | * @evsel - event selector to read value | |
162 | * @cpu - CPU of interest | |
163 | * @thread - thread of interest | |
164 | */ | |
165 | static inline int perf_evsel__read_on_cpu_scaled(struct perf_evsel *evsel, | |
166 | int cpu, int thread) | |
167 | { | |
168 | return __perf_evsel__read_on_cpu(evsel, cpu, thread, true); | |
169 | } | |
170 | ||
171 | int __perf_evsel__read(struct perf_evsel *evsel, int ncpus, int nthreads, | |
172 | bool scale); | |
173 | ||
174 | /** | |
175 | * perf_evsel__read - Read the aggregate results on all CPUs | |
176 | * | |
177 | * @evsel - event selector to read value | |
178 | * @ncpus - Number of cpus affected, from zero | |
179 | * @nthreads - Number of threads affected, from zero | |
180 | */ | |
181 | static inline int perf_evsel__read(struct perf_evsel *evsel, | |
182 | int ncpus, int nthreads) | |
183 | { | |
184 | return __perf_evsel__read(evsel, ncpus, nthreads, false); | |
185 | } | |
186 | ||
187 | /** | |
188 | * perf_evsel__read_scaled - Read the aggregate results on all CPUs, scaled | |
189 | * | |
190 | * @evsel - event selector to read value | |
191 | * @ncpus - Number of cpus affected, from zero | |
192 | * @nthreads - Number of threads affected, from zero | |
193 | */ | |
194 | static inline int perf_evsel__read_scaled(struct perf_evsel *evsel, | |
195 | int ncpus, int nthreads) | |
196 | { | |
197 | return __perf_evsel__read(evsel, ncpus, nthreads, true); | |
198 | } | |
199 | ||
4bf9ce1b JO |
200 | void hists__init(struct hists *hists); |
201 | ||
a3f698fe ACM |
202 | int perf_evsel__parse_sample(struct perf_evsel *evsel, union perf_event *event, |
203 | struct perf_sample *sample, bool swapped); | |
0c21f736 ACM |
204 | |
205 | static inline struct perf_evsel *perf_evsel__next(struct perf_evsel *evsel) | |
206 | { | |
207 | return list_entry(evsel->node.next, struct perf_evsel, node); | |
208 | } | |
69aad6f1 | 209 | #endif /* __PERF_EVSEL_H */ |