diff options
Diffstat (limited to 'sound/core/pcm_trace.h')
| -rw-r--r-- | sound/core/pcm_trace.h | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/sound/core/pcm_trace.h b/sound/core/pcm_trace.h index b63b654..e672368 100644 --- a/sound/core/pcm_trace.h +++ b/sound/core/pcm_trace.h @@ -102,6 +102,44 @@ TRACE_EVENT(hw_ptr_error, __entry->number, __entry->reason) ); +TRACE_EVENT(applptr, + TP_PROTO(struct snd_pcm_substream *substream, snd_pcm_uframes_t prev, snd_pcm_uframes_t curr), + TP_ARGS(substream, prev, curr), + TP_STRUCT__entry( + __field( unsigned int, card ) + __field( unsigned int, device ) + __field( unsigned int, number ) + __field( unsigned int, stream ) + __field( snd_pcm_uframes_t, prev ) + __field( snd_pcm_uframes_t, curr ) + __field( snd_pcm_uframes_t, avail ) + __field( snd_pcm_uframes_t, period_size ) + __field( snd_pcm_uframes_t, buffer_size ) + ), + TP_fast_assign( + __entry->card = (substream)->pcm->card->number; + __entry->device = (substream)->pcm->device; + __entry->number = (substream)->number; + __entry->stream = (substream)->stream; + __entry->prev = (prev); + __entry->curr = (curr); + __entry->avail = (substream)->stream ? snd_pcm_capture_avail(substream->runtime) : snd_pcm_playback_avail(substream->runtime); + __entry->period_size = (substream)->runtime->period_size; + __entry->buffer_size = (substream)->runtime->buffer_size; + ), + TP_printk("pcmC%dD%d%s/sub%d: prev=%lu, curr=%lu, avail=%lu, period=%lu, buf=%lu", + __entry->card, + __entry->device, + __entry->stream ? "c" : "p", + __entry->number, + __entry->prev, + __entry->curr, + __entry->avail, + __entry->period_size, + __entry->buffer_size + ) +); + #endif /* _PCM_TRACE_H */ /* This part must be outside protection */ |
