xref: /openbmc/linux/tools/perf/builtin-list.c (revision b34e08d5)
1 /*
2  * builtin-list.c
3  *
4  * Builtin list command: list all event types
5  *
6  * Copyright (C) 2009, Thomas Gleixner <tglx@linutronix.de>
7  * Copyright (C) 2008-2009, Red Hat Inc, Ingo Molnar <mingo@redhat.com>
8  * Copyright (C) 2011, Red Hat Inc, Arnaldo Carvalho de Melo <acme@redhat.com>
9  */
10 #include "builtin.h"
11 
12 #include "perf.h"
13 
14 #include "util/parse-events.h"
15 #include "util/cache.h"
16 #include "util/pmu.h"
17 #include "util/parse-options.h"
18 
19 int cmd_list(int argc, const char **argv, const char *prefix __maybe_unused)
20 {
21 	int i;
22 	const struct option list_options[] = {
23 		OPT_END()
24 	};
25 	const char * const list_usage[] = {
26 		"perf list [hw|sw|cache|tracepoint|pmu|event_glob]",
27 		NULL
28 	};
29 
30 	argc = parse_options(argc, argv, list_options, list_usage,
31 			     PARSE_OPT_STOP_AT_NON_OPTION);
32 
33 	setup_pager();
34 
35 	if (argc == 0) {
36 		print_events(NULL, false);
37 		return 0;
38 	}
39 
40 	for (i = 0; i < argc; ++i) {
41 		if (i)
42 			putchar('\n');
43 		if (strncmp(argv[i], "tracepoint", 10) == 0)
44 			print_tracepoint_events(NULL, NULL, false);
45 		else if (strcmp(argv[i], "hw") == 0 ||
46 			 strcmp(argv[i], "hardware") == 0)
47 			print_events_type(PERF_TYPE_HARDWARE);
48 		else if (strcmp(argv[i], "sw") == 0 ||
49 			 strcmp(argv[i], "software") == 0)
50 			print_events_type(PERF_TYPE_SOFTWARE);
51 		else if (strcmp(argv[i], "cache") == 0 ||
52 			 strcmp(argv[i], "hwcache") == 0)
53 			print_hwcache_events(NULL, false);
54 		else if (strcmp(argv[i], "pmu") == 0)
55 			print_pmu_events(NULL, false);
56 		else if (strcmp(argv[i], "--raw-dump") == 0)
57 			print_events(NULL, true);
58 		else {
59 			char *sep = strchr(argv[i], ':'), *s;
60 			int sep_idx;
61 
62 			if (sep == NULL) {
63 				print_events(argv[i], false);
64 				continue;
65 			}
66 			sep_idx = sep - argv[i];
67 			s = strdup(argv[i]);
68 			if (s == NULL)
69 				return -1;
70 
71 			s[sep_idx] = '\0';
72 			print_tracepoint_events(s, s + sep_idx + 1, false);
73 			free(s);
74 		}
75 	}
76 	return 0;
77 }
78