1/* SPDX-License-Identifier: GPL-2.0 */
2#undef TRACE_SYSTEM
3#define TRACE_SYSTEM snd_pcm
4
5#if !defined(_PCM_PARAMS_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
6#define _PCM_PARAMS_TRACE_H
7
8#include <linux/tracepoint.h>
9
10#define HW_PARAM_ENTRY(param) {SNDRV_PCM_HW_PARAM_##param, #param}
11#define hw_param_labels \
12 HW_PARAM_ENTRY(ACCESS), \
13 HW_PARAM_ENTRY(FORMAT), \
14 HW_PARAM_ENTRY(SUBFORMAT), \
15 HW_PARAM_ENTRY(SAMPLE_BITS), \
16 HW_PARAM_ENTRY(FRAME_BITS), \
17 HW_PARAM_ENTRY(CHANNELS), \
18 HW_PARAM_ENTRY(RATE), \
19 HW_PARAM_ENTRY(PERIOD_TIME), \
20 HW_PARAM_ENTRY(PERIOD_SIZE), \
21 HW_PARAM_ENTRY(PERIOD_BYTES), \
22 HW_PARAM_ENTRY(PERIODS), \
23 HW_PARAM_ENTRY(BUFFER_TIME), \
24 HW_PARAM_ENTRY(BUFFER_SIZE), \
25 HW_PARAM_ENTRY(BUFFER_BYTES), \
26 HW_PARAM_ENTRY(TICK_TIME)
27
28TRACE_EVENT(hw_mask_param,
29 TP_PROTO(struct snd_pcm_substream *substream, snd_pcm_hw_param_t type, int index, const struct snd_mask *prev, const struct snd_mask *curr),
30 TP_ARGS(substream, type, index, prev, curr),
31 TP_STRUCT__entry(
32 __field(int, card)
33 __field(int, device)
34 __field(int, subdevice)
35 __field(int, direction)
36 __field(snd_pcm_hw_param_t, type)
37 __field(int, index)
38 __field(int, total)
39 __array(__u32, prev_bits, 8)
40 __array(__u32, curr_bits, 8)
41 ),
42 TP_fast_assign(
43 __entry->card = substream->pcm->card->number;
44 __entry->device = substream->pcm->device;
45 __entry->subdevice = substream->number;
46 __entry->direction = substream->stream;
47 __entry->type = type;
48 __entry->index = index;
49 __entry->total = substream->runtime->hw_constraints.rules_num;
50 memcpy(__entry->prev_bits, prev->bits, sizeof(__u32) * 8);
51 memcpy(__entry->curr_bits, curr->bits, sizeof(__u32) * 8);
52 ),
53 TP_printk("pcmC%dD%d%s:%d %03d/%03d %s %08x%08x%08x%08x %08x%08x%08x%08x",
54 __entry->card,
55 __entry->device,
56 __entry->direction ? "c" : "p",
57 __entry->subdevice,
58 __entry->index,
59 __entry->total,
60 __print_symbolic(__entry->type, hw_param_labels),
61 __entry->prev_bits[3], __entry->prev_bits[2],
62 __entry->prev_bits[1], __entry->prev_bits[0],
63 __entry->curr_bits[3], __entry->curr_bits[2],
64 __entry->curr_bits[1], __entry->curr_bits[0]
65 )
66);
67
68TRACE_EVENT(hw_interval_param,
69 TP_PROTO(struct snd_pcm_substream *substream, snd_pcm_hw_param_t type, int index, const struct snd_interval *prev, const struct snd_interval *curr),
70 TP_ARGS(substream, type, index, prev, curr),
71 TP_STRUCT__entry(
72 __field(int, card)
73 __field(int, device)
74 __field(int, subdevice)
75 __field(int, direction)
76 __field(snd_pcm_hw_param_t, type)
77 __field(int, index)
78 __field(int, total)
79 __field(unsigned int, prev_min)
80 __field(unsigned int, prev_max)
81 __field(unsigned int, prev_openmin)
82 __field(unsigned int, prev_openmax)
83 __field(unsigned int, prev_integer)
84 __field(unsigned int, prev_empty)
85 __field(unsigned int, curr_min)
86 __field(unsigned int, curr_max)
87 __field(unsigned int, curr_openmin)
88 __field(unsigned int, curr_openmax)
89 __field(unsigned int, curr_integer)
90 __field(unsigned int, curr_empty)
91 ),
92 TP_fast_assign(
93 __entry->card = substream->pcm->card->number;
94 __entry->device = substream->pcm->device;
95 __entry->subdevice = substream->number;
96 __entry->direction = substream->stream;
97 __entry->type = type;
98 __entry->index = index;
99 __entry->total = substream->runtime->hw_constraints.rules_num;
100 __entry->prev_min = prev->min;
101 __entry->prev_max = prev->max;
102 __entry->prev_openmin = prev->openmin;
103 __entry->prev_openmax = prev->openmax;
104 __entry->prev_integer = prev->integer;
105 __entry->prev_empty = prev->empty;
106 __entry->curr_min = curr->min;
107 __entry->curr_max = curr->max;
108 __entry->curr_openmin = curr->openmin;
109 __entry->curr_openmax = curr->openmax;
110 __entry->curr_integer = curr->integer;
111 __entry->curr_empty = curr->empty;
112 ),
113 TP_printk("pcmC%dD%d%s:%d %03d/%03d %s %d %d %s%u %u%s %d %d %s%u %u%s",
114 __entry->card,
115 __entry->device,
116 __entry->direction ? "c" : "p",
117 __entry->subdevice,
118 __entry->index,
119 __entry->total,
120 __print_symbolic(__entry->type, hw_param_labels),
121 __entry->prev_empty,
122 __entry->prev_integer,
123 __entry->prev_openmin ? "(" : "[",
124 __entry->prev_min,
125 __entry->prev_max,
126 __entry->prev_openmax ? ")" : "]",
127 __entry->curr_empty,
128 __entry->curr_integer,
129 __entry->curr_openmin ? "(" : "[",
130 __entry->curr_min,
131 __entry->curr_max,
132 __entry->curr_openmax ? ")" : "]"
133 )
134);
135
136#endif /* _PCM_PARAMS_TRACE_H */
137
138/* This part must be outside protection */
139#undef TRACE_INCLUDE_PATH
140#define TRACE_INCLUDE_PATH .
141#undef TRACE_INCLUDE_FILE
142#define TRACE_INCLUDE_FILE pcm_param_trace
143#include <trace/define_trace.h>
144

source code of linux/sound/core/pcm_param_trace.h