include/trace/events/vb2.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #undef TRACE_SYSTEM
   3 #define TRACE_SYSTEM vb2
   4
   5 #if !defined(_TRACE_VB2_H) || defined(TRACE_HEADER_MULTI_READ)
   6 #define _TRACE_VB2_H
   7
   8 #include <linux/tracepoint.h>
   9 #include <media/videobuf2-core.h>
  10
  11 DECLARE_EVENT_CLASS(vb2_event_class,
  12         TP_PROTO(struct vb2_queue *q, struct vb2_buffer *vb),
  13         TP_ARGS(q, vb),
  14
  15         TP_STRUCT__entry(
  16                 __field(void *, owner)
  17                 __field(u32, queued_count)
  18                 __field(int, owned_by_drv_count)
  19                 __field(u32, index)
  20                 __field(u32, type)
  21                 __field(u32, bytesused)
  22                 __field(u64, timestamp)
  23         ),
  24
  25         TP_fast_assign(
  26                 __entry->owner = q->owner;
  27                 __entry->queued_count = q->queued_count;
  28                 __entry->owned_by_drv_count =
  29                         atomic_read(&q->owned_by_drv_count);
  30                 __entry->index = vb->index;
  31                 __entry->type = vb->type;
  32                 __entry->bytesused = vb->planes[0].bytesused;
  33                 __entry->timestamp = vb->timestamp;
  34         ),
  35
  36         TP_printk("owner = %p, queued = %u, owned_by_drv = %d, index = %u, "
  37                   "type = %u, bytesused = %u, timestamp = %llu", __entry->owner,
  38                   __entry->queued_count,
  39                   __entry->owned_by_drv_count,
  40                   __entry->index, __entry->type,
  41                   __entry->bytesused,
  42                   __entry->timestamp
  43         )
  44 )
  45
  46 DEFINE_EVENT(vb2_event_class, vb2_buf_done,
  47         TP_PROTO(struct vb2_queue *q, struct vb2_buffer *vb),
  48         TP_ARGS(q, vb)
  49 );
  50
  51 DEFINE_EVENT(vb2_event_class, vb2_buf_queue,
  52         TP_PROTO(struct vb2_queue *q, struct vb2_buffer *vb),
  53         TP_ARGS(q, vb)
  54 );
  55
  56 DEFINE_EVENT(vb2_event_class, vb2_dqbuf,
  57         TP_PROTO(struct vb2_queue *q, struct vb2_buffer *vb),
  58         TP_ARGS(q, vb)
  59 );
  60
  61 DEFINE_EVENT(vb2_event_class, vb2_qbuf,
  62         TP_PROTO(struct vb2_queue *q, struct vb2_buffer *vb),
  63         TP_ARGS(q, vb)
  64 );
  65
  66 #endif /* if !defined(_TRACE_VB2_H) || defined(TRACE_HEADER_MULTI_READ) */
  67
  68 /* This part must be outside protection */
  69 #include <trace/define_trace.h>