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1/* SPDX-License-Identifier: GPL-2.0 */2#undef TRACE_SYSTEM3#define TRACE_SYSTEM snd_pcm4#define TRACE_INCLUDE_FILE pcm_trace5 6#if !defined(_PCM_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)7#define _PCM_TRACE_H8 9#include <linux/tracepoint.h>10 11TRACE_EVENT(hwptr,12 TP_PROTO(struct snd_pcm_substream *substream, snd_pcm_uframes_t pos, bool irq),13 TP_ARGS(substream, pos, irq),14 TP_STRUCT__entry(15 __field( bool, in_interrupt )16 __field( unsigned int, card )17 __field( unsigned int, device )18 __field( unsigned int, number )19 __field( unsigned int, stream )20 __field( snd_pcm_uframes_t, pos )21 __field( snd_pcm_uframes_t, period_size )22 __field( snd_pcm_uframes_t, buffer_size )23 __field( snd_pcm_uframes_t, old_hw_ptr )24 __field( snd_pcm_uframes_t, hw_ptr_base )25 ),26 TP_fast_assign(27 __entry->in_interrupt = (irq);28 __entry->card = (substream)->pcm->card->number;29 __entry->device = (substream)->pcm->device;30 __entry->number = (substream)->number;31 __entry->stream = (substream)->stream;32 __entry->pos = (pos);33 __entry->period_size = (substream)->runtime->period_size;34 __entry->buffer_size = (substream)->runtime->buffer_size;35 __entry->old_hw_ptr = (substream)->runtime->status->hw_ptr;36 __entry->hw_ptr_base = (substream)->runtime->hw_ptr_base;37 ),38 TP_printk("pcmC%dD%d%s/sub%d: %s: pos=%lu, old=%lu, base=%lu, period=%lu, buf=%lu",39 __entry->card, __entry->device,40 __entry->stream == SNDRV_PCM_STREAM_PLAYBACK ? "p" : "c",41 __entry->number,42 __entry->in_interrupt ? "IRQ" : "POS",43 (unsigned long)__entry->pos,44 (unsigned long)__entry->old_hw_ptr,45 (unsigned long)__entry->hw_ptr_base,46 (unsigned long)__entry->period_size,47 (unsigned long)__entry->buffer_size)48);49 50TRACE_EVENT(xrun,51 TP_PROTO(struct snd_pcm_substream *substream),52 TP_ARGS(substream),53 TP_STRUCT__entry(54 __field( unsigned int, card )55 __field( unsigned int, device )56 __field( unsigned int, number )57 __field( unsigned int, stream )58 __field( snd_pcm_uframes_t, period_size )59 __field( snd_pcm_uframes_t, buffer_size )60 __field( snd_pcm_uframes_t, old_hw_ptr )61 __field( snd_pcm_uframes_t, hw_ptr_base )62 ),63 TP_fast_assign(64 __entry->card = (substream)->pcm->card->number;65 __entry->device = (substream)->pcm->device;66 __entry->number = (substream)->number;67 __entry->stream = (substream)->stream;68 __entry->period_size = (substream)->runtime->period_size;69 __entry->buffer_size = (substream)->runtime->buffer_size;70 __entry->old_hw_ptr = (substream)->runtime->status->hw_ptr;71 __entry->hw_ptr_base = (substream)->runtime->hw_ptr_base;72 ),73 TP_printk("pcmC%dD%d%s/sub%d: XRUN: old=%lu, base=%lu, period=%lu, buf=%lu",74 __entry->card, __entry->device,75 __entry->stream == SNDRV_PCM_STREAM_PLAYBACK ? "p" : "c",76 __entry->number,77 (unsigned long)__entry->old_hw_ptr,78 (unsigned long)__entry->hw_ptr_base,79 (unsigned long)__entry->period_size,80 (unsigned long)__entry->buffer_size)81);82 83TRACE_EVENT(hw_ptr_error,84 TP_PROTO(struct snd_pcm_substream *substream, const char *why),85 TP_ARGS(substream, why),86 TP_STRUCT__entry(87 __field( unsigned int, card )88 __field( unsigned int, device )89 __field( unsigned int, number )90 __field( unsigned int, stream )91 __string( reason, why )92 ),93 TP_fast_assign(94 __entry->card = (substream)->pcm->card->number;95 __entry->device = (substream)->pcm->device;96 __entry->number = (substream)->number;97 __entry->stream = (substream)->stream;98 __assign_str(reason);99 ),100 TP_printk("pcmC%dD%d%s/sub%d: ERROR: %s",101 __entry->card, __entry->device,102 __entry->stream == SNDRV_PCM_STREAM_PLAYBACK ? "p" : "c",103 __entry->number, __get_str(reason))104);105 106TRACE_EVENT(applptr,107 TP_PROTO(struct snd_pcm_substream *substream, snd_pcm_uframes_t prev, snd_pcm_uframes_t curr),108 TP_ARGS(substream, prev, curr),109 TP_STRUCT__entry(110 __field( unsigned int, card )111 __field( unsigned int, device )112 __field( unsigned int, number )113 __field( unsigned int, stream )114 __field( snd_pcm_uframes_t, prev )115 __field( snd_pcm_uframes_t, curr )116 __field( snd_pcm_uframes_t, avail )117 __field( snd_pcm_uframes_t, period_size )118 __field( snd_pcm_uframes_t, buffer_size )119 ),120 TP_fast_assign(121 __entry->card = (substream)->pcm->card->number;122 __entry->device = (substream)->pcm->device;123 __entry->number = (substream)->number;124 __entry->stream = (substream)->stream;125 __entry->prev = (prev);126 __entry->curr = (curr);127 __entry->avail = (substream)->stream ? snd_pcm_capture_avail(substream->runtime) : snd_pcm_playback_avail(substream->runtime);128 __entry->period_size = (substream)->runtime->period_size;129 __entry->buffer_size = (substream)->runtime->buffer_size;130 ),131 TP_printk("pcmC%dD%d%s/sub%d: prev=%lu, curr=%lu, avail=%lu, period=%lu, buf=%lu",132 __entry->card,133 __entry->device,134 __entry->stream ? "c" : "p",135 __entry->number,136 __entry->prev,137 __entry->curr,138 __entry->avail,139 __entry->period_size,140 __entry->buffer_size141 )142);143 144#endif /* _PCM_TRACE_H */145 146/* This part must be outside protection */147#undef TRACE_INCLUDE_PATH148#define TRACE_INCLUDE_PATH .149#include <trace/define_trace.h>150