xref: /openbmc/linux/tools/perf/util/evswitch.h (revision 1edd0337)
1 // SPDX-License-Identifier: GPL-2.0-only
2 // Copyright (C) 2019, Red Hat Inc, Arnaldo Carvalho de Melo <acme@redhat.com>
3 #ifndef __PERF_EVSWITCH_H
4 #define __PERF_EVSWITCH_H 1
5 
6 #include <stdbool.h>
7 #include <stdio.h>
8 
9 struct evsel;
10 struct evlist;
11 
12 struct evswitch {
13 	struct evsel *on, *off;
14 	const char   *on_name, *off_name;
15 	bool	     discarding;
16 	bool	     show_on_off_events;
17 };
18 
19 int evswitch__init(struct evswitch *evswitch, struct evlist *evlist, FILE *fp);
20 
21 bool evswitch__discard(struct evswitch *evswitch, struct evsel *evsel);
22 
23 #define OPTS_EVSWITCH(evswitch)								  \
24 	OPT_STRING(0, "switch-on", &(evswitch)->on_name,				  \
25 		   "event", "Consider events after the occurrence of this event"),	  \
26 	OPT_STRING(0, "switch-off", &(evswitch)->off_name,				  \
27 		   "event", "Stop considering events after the occurrence of this event"), \
28 	OPT_BOOLEAN(0, "show-on-off-events", &(evswitch)->show_on_off_events,		  \
29 		    "Show the on/off switch events, used with --switch-on and --switch-off")
30 
31 #endif /* __PERF_EVSWITCH_H */
32