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f50a7f3d | 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
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2 | /* |
3 | * Copyright 2013, Michael Ellerman, IBM Corp. | |
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4 | */ |
5 | ||
6 | #ifndef _SELFTESTS_POWERPC_PMU_EVENT_H | |
7 | #define _SELFTESTS_POWERPC_PMU_EVENT_H | |
8 | ||
9 | #include <unistd.h> | |
10 | #include <linux/perf_event.h> | |
11 | ||
12 | #include "utils.h" | |
13 | ||
14 | ||
15 | struct event { | |
16 | struct perf_event_attr attr; | |
17 | char *name; | |
18 | int fd; | |
19 | /* This must match the read_format we use */ | |
20 | struct { | |
21 | u64 value; | |
22 | u64 running; | |
23 | u64 enabled; | |
24 | } result; | |
25 | }; | |
26 | ||
27 | void event_init(struct event *e, u64 config); | |
28 | void event_init_named(struct event *e, u64 config, char *name); | |
29 | void event_init_opts(struct event *e, u64 config, int type, char *name); | |
30 | int event_open_with_options(struct event *e, pid_t pid, int cpu, int group_fd); | |
31 | int event_open_with_group(struct event *e, int group_fd); | |
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32 | int event_open_with_pid(struct event *e, pid_t pid); |
33 | int event_open_with_cpu(struct event *e, int cpu); | |
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34 | int event_open(struct event *e); |
35 | void event_close(struct event *e); | |
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36 | int event_enable(struct event *e); |
37 | int event_disable(struct event *e); | |
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38 | int event_reset(struct event *e); |
39 | int event_read(struct event *e); | |
40 | void event_report_justified(struct event *e, int name_width, int result_width); | |
41 | void event_report(struct event *e); | |
42 | ||
43 | #endif /* _SELFTESTS_POWERPC_PMU_EVENT_H */ |