LXR linux/sound/firewire/motu/amdtp-motu-trace.h

   1/* SPDX-License-Identifier: GPL-2.0-only */
   2/*
   3 * amdtp-motu-trace.h - tracepoint definitions to dump a part of packet data
   4 *
   5 * Copyright (c) 2017 Takashi Sakamoto
   6 */
   7
   8#undef TRACE_SYSTEM
   9#define TRACE_SYSTEM            snd_firewire_motu
  10
  11#if !defined(_SND_FIREWIRE_MOTU_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
  12#define _SND_FIREWIRE_MOTU_TRACE_H
  13
  14#include <linux/tracepoint.h>
  15
  16static void copy_sph(u32 *frame, __be32 *buffer, unsigned int data_blocks,
  17                     unsigned int data_block_quadlets);
  18static void copy_message(u64 *frames, __be32 *buffer, unsigned int data_blocks,
  19                         unsigned int data_block_quadlets);
  20
  21TRACE_EVENT(data_block_sph,
  22        TP_PROTO(struct amdtp_stream *s, unsigned int data_blocks, __be32 *buffer),
  23        TP_ARGS(s, data_blocks, buffer),
  24        TP_STRUCT__entry(
  25                __field(int, src)
  26                __field(int, dst)
  27                __field(unsigned int, data_blocks)
  28                __dynamic_array(u32, tstamps, data_blocks)
  29        ),
  30        TP_fast_assign(
  31                if (s->direction == AMDTP_IN_STREAM) {
  32                        __entry->src = fw_parent_device(s->unit)->node_id;
  33                        __entry->dst = fw_parent_device(s->unit)->card->node_id;
  34                } else {
  35                        __entry->src = fw_parent_device(s->unit)->card->node_id;
  36                        __entry->dst = fw_parent_device(s->unit)->node_id;
  37                }
  38                __entry->data_blocks = data_blocks;
  39                copy_sph(__get_dynamic_array(tstamps), buffer, data_blocks, s->data_block_quadlets);
  40        ),
  41        TP_printk(
  42                "%04x %04x %u %s",
  43                __entry->src,
  44                __entry->dst,
  45                __entry->data_blocks,
  46                __print_array(__get_dynamic_array(tstamps), __entry->data_blocks, 4)
  47        )
  48);
  49
  50TRACE_EVENT(data_block_message,
  51        TP_PROTO(struct amdtp_stream *s, unsigned int data_blocks, __be32 *buffer),
  52        TP_ARGS(s, data_blocks, buffer),
  53        TP_STRUCT__entry(
  54                __field(int, src)
  55                __field(int, dst)
  56                __field(unsigned int, data_blocks)
  57                __dynamic_array(u64, messages, data_blocks)
  58        ),
  59        TP_fast_assign(
  60                if (s->direction == AMDTP_IN_STREAM) {
  61                        __entry->src = fw_parent_device(s->unit)->node_id;
  62                        __entry->dst = fw_parent_device(s->unit)->card->node_id;
  63                } else {
  64                        __entry->src = fw_parent_device(s->unit)->card->node_id;
  65                        __entry->dst = fw_parent_device(s->unit)->node_id;
  66                }
  67                __entry->data_blocks = data_blocks;
  68                copy_message(__get_dynamic_array(messages), buffer, data_blocks, s->data_block_quadlets);
  69        ),
  70        TP_printk(
  71                "%04x %04x %u %s",
  72                __entry->src,
  73                __entry->dst,
  74                __entry->data_blocks,
  75                __print_array(__get_dynamic_array(messages), __entry->data_blocks, 8)
  76        )
  77);
  78
  79#endif
  80
  81#undef TRACE_INCLUDE_PATH
  82#define TRACE_INCLUDE_PATH      .
  83#undef TRACE_INCLUDE_FILE
  84#define TRACE_INCLUDE_FILE      amdtp-motu-trace
  85#include <trace/define_trace.h>
  86