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
16 static void copy_sph(u32 *frame, __be32 *buffer, unsigned int data_blocks,
17 unsigned int data_block_quadlets);
18 static void copy_message(u64 *frames, __be32 *buffer, unsigned int data_blocks,
19 unsigned int data_block_quadlets);
20
21 TRACE_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
50 TRACE_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
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