1 /*
2 * Copyright © 2021 Google, Inc.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
13 * Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
21 * DEALINGS IN THE SOFTWARE.
22 */
23
24 #ifndef _UTIL_PERFETTO_H
25 #define _UTIL_PERFETTO_H
26
27 #include "util/u_atomic.h"
28
29 #ifdef __cplusplus
30 extern "C" {
31 #endif
32
33 #ifdef HAVE_PERFETTO
34
35 extern int util_perfetto_tracing_state;
36
37 void util_perfetto_init(void);
38
39 static inline bool
util_perfetto_is_tracing_enabled(void)40 util_perfetto_is_tracing_enabled(void)
41 {
42 return p_atomic_read_relaxed(&util_perfetto_tracing_state);
43 }
44
45 void util_perfetto_trace_begin(const char *name);
46
47 void util_perfetto_trace_end(void);
48
49 #else /* HAVE_PERFETTO */
50
51 static inline void
52 util_perfetto_init(void)
53 {
54 }
55
56 static inline bool
57 util_perfetto_is_tracing_enabled(void)
58 {
59 return false;
60 }
61
62 static inline void
63 util_perfetto_trace_begin(const char *name)
64 {
65 }
66
67 static inline void
68 util_perfetto_trace_end(void)
69 {
70 }
71
72 #endif /* HAVE_PERFETTO */
73
74 #ifdef __cplusplus
75 }
76 #endif
77
78 #endif /* _UTIL_PERFETTO_H */
79