1 // SPDX-License-Identifier: GPL-2.0
2 #include <stdio.h>
3 #include "util/pmu.h"
4 #include "util/pmus.h"
5 #include "util/evlist.h"
6 #include "util/parse-events.h"
7 #include "util/event.h"
8 #include "topdown.h"
9 #include "evsel.h"
10
11 static int ___evlist__add_default_attrs(struct evlist *evlist,
12 struct perf_event_attr *attrs,
13 size_t nr_attrs)
14 {
15 LIST_HEAD(head);
16 size_t i = 0;
17
18 for (i = 0; i < nr_attrs; i++)
19 event_attr_init(attrs + i);
20
21 if (perf_pmus__num_core_pmus() == 1)
22 return evlist__add_attrs(evlist, attrs, nr_attrs);
23
24 for (i = 0; i < nr_attrs; i++) {
25 struct perf_pmu *pmu = NULL;
26
27 if (attrs[i].type == PERF_TYPE_SOFTWARE) {
28 struct evsel *evsel = evsel__new(attrs + i);
29
30 if (evsel == NULL)
31 goto out_delete_partial_list;
32 list_add_tail(&evsel->core.node, &head);
33 continue;
34 }
35
36 while ((pmu = perf_pmus__scan_core(pmu)) != NULL) {
37 struct perf_cpu_map *cpus;
38 struct evsel *evsel;
39
40 evsel = evsel__new(attrs + i);
41 if (evsel == NULL)
42 goto out_delete_partial_list;
43 evsel->core.attr.config |= (__u64)pmu->type << PERF_PMU_TYPE_SHIFT;
44 cpus = perf_cpu_map__get(pmu->cpus);
45 evsel->core.cpus = cpus;
46 evsel->core.own_cpus = perf_cpu_map__get(cpus);
47 evsel->pmu_name = strdup(pmu->name);
48 list_add_tail(&evsel->core.node, &head);
49 }
50 }
51
52 evlist__splice_list_tail(evlist, &head);
53
54 return 0;
55
56 out_delete_partial_list:
57 {
58 struct evsel *evsel, *n;
59
60 __evlist__for_each_entry_safe(&head, n, evsel)
61 evsel__delete(evsel);
62 }
63 return -1;
64 }
65
66 int arch_evlist__add_default_attrs(struct evlist *evlist,
67 struct perf_event_attr *attrs,
68 size_t nr_attrs)
69 {
70 if (!nr_attrs)
71 return 0;
72
73 return ___evlist__add_default_attrs(evlist, attrs, nr_attrs);
74 }
75
76 int arch_evlist__cmp(const struct evsel *lhs, const struct evsel *rhs)
77 {
78 if (topdown_sys_has_perf_metrics() &&
79 (arch_evsel__must_be_in_group(lhs) || arch_evsel__must_be_in_group(rhs))) {
80 /* Ensure the topdown slots comes first. */
81 if (strcasestr(lhs->name, "slots") && !strcasestr(lhs->name, "uops_retired.slots"))
82 return -1;
83 if (strcasestr(rhs->name, "slots") && !strcasestr(rhs->name, "uops_retired.slots"))
84 return 1;
85 /* Followed by topdown events. */
86 if (strcasestr(lhs->name, "topdown") && !strcasestr(rhs->name, "topdown"))
87 return -1;
88 if (!strcasestr(lhs->name, "topdown") && strcasestr(rhs->name, "topdown"))
89 return 1;
90 }
91
92 /* Default ordering by insertion index. */
93 return lhs->core.idx - rhs->core.idx;
94 }
95
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