2 #define TRACE_SYSTEM v4l2
4 #if !defined(LTTNG_TRACE_V4L2_H) || defined(TRACE_HEADER_MULTI_READ)
5 #define LTTNG_TRACE_V4L2_H
7 #include "../../../probes/lttng-tracepoint-event.h"
9 #define show_timecode_type(type) \
10 __print_symbolic(type, \
11 { V4L2_TC_TYPE_24FPS, "24FPS" }, \
12 { V4L2_TC_TYPE_25FPS, "25FPS" }, \
13 { V4L2_TC_TYPE_30FPS, "30FPS" }, \
14 { V4L2_TC_TYPE_50FPS, "50FPS" }, \
15 { V4L2_TC_TYPE_60FPS, "60FPS" })
17 #define show_flags(flags) \
18 __print_flags(flags, "|", \
19 { V4L2_BUF_FLAG_MAPPED, "MAPPED" }, \
20 { V4L2_BUF_FLAG_QUEUED, "QUEUED" }, \
21 { V4L2_BUF_FLAG_DONE, "DONE" }, \
22 { V4L2_BUF_FLAG_KEYFRAME, "KEYFRAME" }, \
23 { V4L2_BUF_FLAG_PFRAME, "PFRAME" }, \
24 { V4L2_BUF_FLAG_BFRAME, "BFRAME" }, \
25 { V4L2_BUF_FLAG_ERROR, "ERROR" }, \
26 { V4L2_BUF_FLAG_TIMECODE, "TIMECODE" }, \
27 { V4L2_BUF_FLAG_PREPARED, "PREPARED" }, \
28 { V4L2_BUF_FLAG_NO_CACHE_INVALIDATE, "NO_CACHE_INVALIDATE" }, \
29 { V4L2_BUF_FLAG_NO_CACHE_CLEAN, "NO_CACHE_CLEAN" }, \
30 { V4L2_BUF_FLAG_TIMESTAMP_MASK, "TIMESTAMP_MASK" }, \
31 { V4L2_BUF_FLAG_TIMESTAMP_UNKNOWN, "TIMESTAMP_UNKNOWN" }, \
32 { V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC, "TIMESTAMP_MONOTONIC" }, \
33 { V4L2_BUF_FLAG_TIMESTAMP_COPY, "TIMESTAMP_COPY" })
35 #define show_timecode_flags(flags) \
36 __print_flags(flags, "|", \
37 { V4L2_TC_FLAG_DROPFRAME, "DROPFRAME" }, \
38 { V4L2_TC_FLAG_COLORFRAME, "COLORFRAME" }, \
39 { V4L2_TC_USERBITS_USERDEFINED, "USERBITS_USERDEFINED" }, \
40 { V4L2_TC_USERBITS_8BITCHARS, "USERBITS_8BITCHARS" })
42 #define LTTNG_TRACEPOINT_EVENT_V4L2(event_name) \
43 LTTNG_TRACEPOINT_EVENT(event_name, \
44 TP_PROTO(int minor, struct v4l2_buffer *buf), \
46 TP_ARGS(minor, buf), \
52 __field(u32, bytesused) \
55 __field(s64, timestamp) \
56 __field(u32, timecode_type) \
57 __field(u32, timecode_flags) \
58 __field(u8, timecode_frames) \
59 __field(u8, timecode_seconds) \
60 __field(u8, timecode_minutes) \
61 __field(u8, timecode_hours) \
62 __field(u8, timecode_userbits0) \
63 __field(u8, timecode_userbits1) \
64 __field(u8, timecode_userbits2) \
65 __field(u8, timecode_userbits3) \
66 __field(u32, sequence) \
70 tp_assign(minor, minor); \
71 tp_assign(index, buf->index); \
72 tp_assign(type, buf->type); \
73 tp_assign(bytesused, buf->bytesused); \
74 tp_assign(flags, buf->flags); \
75 tp_assign(field, buf->field); \
76 tp_assign(timestamp, \
77 timeval_to_ns(&buf->timestamp)); \
78 tp_assign(timecode_type, buf->timecode.type); \
79 tp_assign(timecode_flags, buf->timecode.flags); \
80 tp_assign(timecode_frames, \
81 buf->timecode.frames); \
82 tp_assign(timecode_seconds, \
83 buf->timecode.seconds); \
84 tp_assign(timecode_minutes, \
85 buf->timecode.minutes); \
86 tp_assign(timecode_hours, buf->timecode.hours); \
87 tp_assign(timecode_userbits0, \
88 buf->timecode.userbits[0]); \
89 tp_assign(timecode_userbits1, \
90 buf->timecode.userbits[1]); \
91 tp_assign(timecode_userbits2, \
92 buf->timecode.userbits[2]); \
93 tp_assign(timecode_userbits3, \
94 buf->timecode.userbits[3]); \
95 tp_assign(sequence, buf->sequence); \
101 LTTNG_TRACEPOINT_EVENT_V4L2(v4l2_dqbuf
)
102 LTTNG_TRACEPOINT_EVENT_V4L2(v4l2_qbuf
)
104 #endif /* if !defined(LTTNG_TRACE_V4L2_H) || defined(TRACE_HEADER_MULTI_READ) */
106 /* This part must be outside protection */
107 #include "../../../probes/define_trace.h"
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