blob: b63b654da5ffafab4fb444a87cdab81e2a5b32e9 [file] [log] [blame]
Takashi Iwaif5914902014-11-04 12:45:59 +01001#undef TRACE_SYSTEM
2#define TRACE_SYSTEM snd_pcm
3#define TRACE_INCLUDE_FILE pcm_trace
4
5#if !defined(_PCM_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
6#define _PCM_TRACE_H
7
8#include <linux/tracepoint.h>
9
10TRACE_EVENT(hwptr,
11 TP_PROTO(struct snd_pcm_substream *substream, snd_pcm_uframes_t pos, bool irq),
12 TP_ARGS(substream, pos, irq),
13 TP_STRUCT__entry(
14 __field( bool, in_interrupt )
15 __field( unsigned int, card )
16 __field( unsigned int, device )
17 __field( unsigned int, number )
18 __field( unsigned int, stream )
19 __field( snd_pcm_uframes_t, pos )
20 __field( snd_pcm_uframes_t, period_size )
21 __field( snd_pcm_uframes_t, buffer_size )
22 __field( snd_pcm_uframes_t, old_hw_ptr )
23 __field( snd_pcm_uframes_t, hw_ptr_base )
24 ),
25 TP_fast_assign(
26 __entry->in_interrupt = (irq);
27 __entry->card = (substream)->pcm->card->number;
28 __entry->device = (substream)->pcm->device;
29 __entry->number = (substream)->number;
30 __entry->stream = (substream)->stream;
31 __entry->pos = (pos);
32 __entry->period_size = (substream)->runtime->period_size;
33 __entry->buffer_size = (substream)->runtime->buffer_size;
34 __entry->old_hw_ptr = (substream)->runtime->status->hw_ptr;
35 __entry->hw_ptr_base = (substream)->runtime->hw_ptr_base;
36 ),
37 TP_printk("pcmC%dD%d%c/sub%d: %s: pos=%lu, old=%lu, base=%lu, period=%lu, buf=%lu",
38 __entry->card, __entry->device,
39 __entry->stream == SNDRV_PCM_STREAM_PLAYBACK ? 'p' : 'c',
40 __entry->number,
41 __entry->in_interrupt ? "IRQ" : "POS",
42 (unsigned long)__entry->pos,
43 (unsigned long)__entry->old_hw_ptr,
44 (unsigned long)__entry->hw_ptr_base,
45 (unsigned long)__entry->period_size,
46 (unsigned long)__entry->buffer_size)
47);
48
49TRACE_EVENT(xrun,
50 TP_PROTO(struct snd_pcm_substream *substream),
51 TP_ARGS(substream),
52 TP_STRUCT__entry(
53 __field( unsigned int, card )
54 __field( unsigned int, device )
55 __field( unsigned int, number )
56 __field( unsigned int, stream )
57 __field( snd_pcm_uframes_t, period_size )
58 __field( snd_pcm_uframes_t, buffer_size )
59 __field( snd_pcm_uframes_t, old_hw_ptr )
60 __field( snd_pcm_uframes_t, hw_ptr_base )
61 ),
62 TP_fast_assign(
63 __entry->card = (substream)->pcm->card->number;
64 __entry->device = (substream)->pcm->device;
65 __entry->number = (substream)->number;
66 __entry->stream = (substream)->stream;
67 __entry->period_size = (substream)->runtime->period_size;
68 __entry->buffer_size = (substream)->runtime->buffer_size;
69 __entry->old_hw_ptr = (substream)->runtime->status->hw_ptr;
70 __entry->hw_ptr_base = (substream)->runtime->hw_ptr_base;
71 ),
72 TP_printk("pcmC%dD%d%c/sub%d: XRUN: old=%lu, base=%lu, period=%lu, buf=%lu",
73 __entry->card, __entry->device,
74 __entry->stream == SNDRV_PCM_STREAM_PLAYBACK ? 'p' : 'c',
75 __entry->number,
76 (unsigned long)__entry->old_hw_ptr,
77 (unsigned long)__entry->hw_ptr_base,
78 (unsigned long)__entry->period_size,
79 (unsigned long)__entry->buffer_size)
80);
81
82TRACE_EVENT(hw_ptr_error,
83 TP_PROTO(struct snd_pcm_substream *substream, const char *why),
84 TP_ARGS(substream, why),
85 TP_STRUCT__entry(
86 __field( unsigned int, card )
87 __field( unsigned int, device )
88 __field( unsigned int, number )
89 __field( unsigned int, stream )
90 __field( const char *, reason )
91 ),
92 TP_fast_assign(
93 __entry->card = (substream)->pcm->card->number;
94 __entry->device = (substream)->pcm->device;
95 __entry->number = (substream)->number;
96 __entry->stream = (substream)->stream;
97 __entry->reason = (why);
98 ),
99 TP_printk("pcmC%dD%d%c/sub%d: ERROR: %s",
100 __entry->card, __entry->device,
101 __entry->stream == SNDRV_PCM_STREAM_PLAYBACK ? 'p' : 'c',
102 __entry->number, __entry->reason)
103);
104
105#endif /* _PCM_TRACE_H */
106
107/* This part must be outside protection */
108#undef TRACE_INCLUDE_PATH
109#define TRACE_INCLUDE_PATH .
110#include <trace/define_trace.h>