instrumentation/events/lttng-module/v4l2.h

   1 #undef TRACE_SYSTEM
   2 #define TRACE_SYSTEM v4l2
   3
   4 #if !defined(LTTNG_TRACE_V4L2_H) || defined(TRACE_HEADER_MULTI_READ)
   5 #define LTTNG_TRACE_V4L2_H
   6
   7 #include "../../../probes/lttng-tracepoint-event.h"
   8
   9 LTTNG_TRACEPOINT_EVENT_CLASS(v4l2_class,
  10
  11         TP_PROTO(int minor, struct v4l2_buffer *buf),
  12
  13         TP_ARGS(minor, buf),
  14
  15         TP_FIELDS(
  16                 ctf_integer(int, minor, minor)
  17                 ctf_integer(u32, index, buf->index)
  18                 ctf_integer(u32, type, buf->type)
  19                 ctf_integer(u32, bytesused, buf->bytesused)
  20                 ctf_integer(u32, flags, buf->flags)
  21                 ctf_integer(u32, field, buf->field)
  22                 ctf_integer(s64, timestamp, timeval_to_ns(&buf->timestamp))
  23                 ctf_integer(u32, timecode_type, buf->timecode.type)
  24                 ctf_integer(u32, timecode_flags, buf->timecode.flags)
  25                 ctf_integer(u8, timecode_frames, buf->timecode.frames)
  26                 ctf_integer(u8, timecode_seconds, buf->timecode.seconds)
  27                 ctf_integer(u8, timecode_minutes, buf->timecode.minutes)
  28                 ctf_integer(u8, timecode_hours, buf->timecode.hours)
  29                 ctf_array(u8, timecode_userbits, buf->timecode.userbits, 4)
  30                 ctf_integer(u32, sequence, buf->sequence)
  31         )
  32 )
  33
  34 LTTNG_TRACEPOINT_EVENT_INSTANCE(v4l2_class,
  35         v4l2_dqbuf,
  36
  37         TP_PROTO(int minor, struct v4l2_buffer *buf),
  38
  39         TP_ARGS(minor, buf)
  40 )
  41
  42 LTTNG_TRACEPOINT_EVENT_INSTANCE(v4l2_class,
  43
  44         v4l2_qbuf,
  45
  46         TP_PROTO(int minor, struct v4l2_buffer *buf),
  47
  48         TP_ARGS(minor, buf)
  49 )
  50
  51 #endif /* if !defined(LTTNG_TRACE_V4L2_H) || defined(TRACE_HEADER_MULTI_READ) */
  52
  53 /* This part must be outside protection */
  54 #include "../../../probes/define_trace.h"