xref: /openbmc/linux/tools/perf/util/db-export.h (revision 09c434b8)
1 /*
2  * db-export.h: Support for exporting data suitable for import to a database
3  * Copyright (c) 2014, Intel Corporation.
4  *
5  * This program is free software; you can redistribute it and/or modify it
6  * under the terms and conditions of the GNU General Public License,
7  * version 2, as published by the Free Software Foundation.
8  *
9  * This program is distributed in the hope it will be useful, but WITHOUT
10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
12  * more details.
13  *
14  */
15 
16 #ifndef __PERF_DB_EXPORT_H
17 #define __PERF_DB_EXPORT_H
18 
19 #include <linux/types.h>
20 #include <linux/list.h>
21 
22 struct perf_evsel;
23 struct machine;
24 struct thread;
25 struct comm;
26 struct dso;
27 struct perf_sample;
28 struct addr_location;
29 struct call_return_processor;
30 struct call_path_root;
31 struct call_path;
32 struct call_return;
33 
34 struct export_sample {
35 	union perf_event	*event;
36 	struct perf_sample	*sample;
37 	struct perf_evsel	*evsel;
38 	struct addr_location	*al;
39 	u64			db_id;
40 	u64			comm_db_id;
41 	u64			dso_db_id;
42 	u64			sym_db_id;
43 	u64			offset; /* ip offset from symbol start */
44 	u64			addr_dso_db_id;
45 	u64			addr_sym_db_id;
46 	u64			addr_offset; /* addr offset from symbol start */
47 	u64			call_path_id;
48 };
49 
50 struct db_export {
51 	int (*export_evsel)(struct db_export *dbe, struct perf_evsel *evsel);
52 	int (*export_machine)(struct db_export *dbe, struct machine *machine);
53 	int (*export_thread)(struct db_export *dbe, struct thread *thread,
54 			     u64 main_thread_db_id, struct machine *machine);
55 	int (*export_comm)(struct db_export *dbe, struct comm *comm);
56 	int (*export_comm_thread)(struct db_export *dbe, u64 db_id,
57 				  struct comm *comm, struct thread *thread);
58 	int (*export_dso)(struct db_export *dbe, struct dso *dso,
59 			  struct machine *machine);
60 	int (*export_symbol)(struct db_export *dbe, struct symbol *sym,
61 			     struct dso *dso);
62 	int (*export_branch_type)(struct db_export *dbe, u32 branch_type,
63 				  const char *name);
64 	int (*export_sample)(struct db_export *dbe, struct export_sample *es);
65 	int (*export_call_path)(struct db_export *dbe, struct call_path *cp);
66 	int (*export_call_return)(struct db_export *dbe,
67 				  struct call_return *cr);
68 	struct call_return_processor *crp;
69 	struct call_path_root *cpr;
70 	u64 evsel_last_db_id;
71 	u64 machine_last_db_id;
72 	u64 thread_last_db_id;
73 	u64 comm_last_db_id;
74 	u64 comm_thread_last_db_id;
75 	u64 dso_last_db_id;
76 	u64 symbol_last_db_id;
77 	u64 sample_last_db_id;
78 	u64 call_path_last_db_id;
79 	u64 call_return_last_db_id;
80 	struct list_head deferred;
81 };
82 
83 int db_export__init(struct db_export *dbe);
84 int db_export__flush(struct db_export *dbe);
85 void db_export__exit(struct db_export *dbe);
86 int db_export__evsel(struct db_export *dbe, struct perf_evsel *evsel);
87 int db_export__machine(struct db_export *dbe, struct machine *machine);
88 int db_export__thread(struct db_export *dbe, struct thread *thread,
89 		      struct machine *machine, struct comm *comm);
90 int db_export__comm(struct db_export *dbe, struct comm *comm,
91 		    struct thread *main_thread);
92 int db_export__comm_thread(struct db_export *dbe, struct comm *comm,
93 			   struct thread *thread);
94 int db_export__dso(struct db_export *dbe, struct dso *dso,
95 		   struct machine *machine);
96 int db_export__symbol(struct db_export *dbe, struct symbol *sym,
97 		      struct dso *dso);
98 int db_export__branch_type(struct db_export *dbe, u32 branch_type,
99 			   const char *name);
100 int db_export__sample(struct db_export *dbe, union perf_event *event,
101 		      struct perf_sample *sample, struct perf_evsel *evsel,
102 		      struct addr_location *al);
103 
104 int db_export__branch_types(struct db_export *dbe);
105 
106 int db_export__call_path(struct db_export *dbe, struct call_path *cp);
107 int db_export__call_return(struct db_export *dbe, struct call_return *cr,
108 			   u64 *parent_db_id);
109 
110 #endif
111