1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
|
// SPDX-License-Identifier: GPL-2.0
#include <linux/err.h>
#include <linux/zalloc.h>
#include <errno.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <sys/param.h>
#include "evlist.h"
#include "evsel.h"
#include "parse-events.h"
#include "parse-events-hybrid.h"
#include "debug.h"
#include "pmu.h"
#include "pmu-hybrid.h"
#include "perf.h"
static void config_hybrid_attr(struct perf_event_attr *attr,
int type, int pmu_type)
{
/*
* attr.config layout for type PERF_TYPE_HARDWARE and
* PERF_TYPE_HW_CACHE
*
* PERF_TYPE_HARDWARE: 0xEEEEEEEE000000AA
* AA: hardware event ID
* EEEEEEEE: PMU type ID
* PERF_TYPE_HW_CACHE: 0xEEEEEEEE00DDCCBB
* BB: hardware cache ID
* CC: hardware cache op ID
* DD: hardware cache op result ID
* EEEEEEEE: PMU type ID
* If the PMU type ID is 0, the PERF_TYPE_RAW will be applied.
*/
attr->type = type;
attr->config = attr->config | ((__u64)pmu_type << PERF_PMU_TYPE_SHIFT);
}
static int create_event_hybrid(__u32 config_type, int *idx,
struct list_head *list,
struct perf_event_attr *attr, char *name,
struct list_head *config_terms,
struct perf_pmu *pmu)
{
struct evsel *evsel;
__u32 type = attr->type;
__u64 config = attr->config;
config_hybrid_attr(attr, config_type, pmu->type);
evsel = parse_events__add_event_hybrid(list, idx, attr, name,
pmu, config_terms);
if (evsel)
evsel->pmu_name = strdup(pmu->name);
else
return -ENOMEM;
attr->type = type;
attr->config = config;
return 0;
}
static int pmu_cmp(struct parse_events_state *parse_state,
struct perf_pmu *pmu)
{
if (!parse_state->hybrid_pmu_name)
return 0;
return strcmp(parse_state->hybrid_pmu_name, pmu->name);
}
static int add_hw_hybrid(struct parse_events_state *parse_state,
struct list_head *list, struct perf_event_attr *attr,
char *name, struct list_head *config_terms)
{
struct perf_pmu *pmu;
int ret;
perf_pmu__for_each_hybrid_pmu(pmu) {
if (pmu_cmp(parse_state, pmu))
continue;
ret = create_event_hybrid(PERF_TYPE_HARDWARE,
&parse_state->idx, list, attr, name,
config_terms, pmu);
if (ret)
return ret;
}
return 0;
}
static int create_raw_event_hybrid(int *idx, struct list_head *list,
struct perf_event_attr *attr, char *name,
struct list_head *config_terms,
struct perf_pmu *pmu)
{
struct evsel *evsel;
attr->type = pmu->type;
evsel = parse_events__add_event_hybrid(list, idx, attr, name,
pmu, config_terms);
if (evsel)
evsel->pmu_name = strdup(pmu->name);
else
return -ENOMEM;
return 0;
}
static int add_raw_hybrid(struct parse_events_state *parse_state,
struct list_head *list, struct perf_event_attr *attr,
char *name, struct list_head *config_terms)
{
struct perf_pmu *pmu;
int ret;
perf_pmu__for_each_hybrid_pmu(pmu) {
if (pmu_cmp(parse_state, pmu))
continue;
ret = create_raw_event_hybrid(&parse_state->idx, list, attr,
name, config_terms, pmu);
if (ret)
return ret;
}
return 0;
}
int parse_events__add_numeric_hybrid(struct parse_events_state *parse_state,
struct list_head *list,
struct perf_event_attr *attr,
char *name, struct list_head *config_terms,
bool *hybrid)
{
*hybrid = false;
if (attr->type == PERF_TYPE_SOFTWARE)
return 0;
if (!perf_pmu__has_hybrid())
return 0;
*hybrid = true;
if (attr->type != PERF_TYPE_RAW) {
return add_hw_hybrid(parse_state, list, attr, name,
config_terms);
}
return add_raw_hybrid(parse_state, list, attr, name,
config_terms);
}
int parse_events__add_cache_hybrid(struct list_head *list, int *idx,
struct perf_event_attr *attr, char *name,
struct list_head *config_terms,
bool *hybrid,
struct parse_events_state *parse_state)
{
struct perf_pmu *pmu;
int ret;
*hybrid = false;
if (!perf_pmu__has_hybrid())
return 0;
*hybrid = true;
perf_pmu__for_each_hybrid_pmu(pmu) {
if (pmu_cmp(parse_state, pmu))
continue;
ret = create_event_hybrid(PERF_TYPE_HW_CACHE, idx, list,
attr, name, config_terms, pmu);
if (ret)
return ret;
}
return 0;
}
|
