1a8506d440
Add a couple of tracepoints to snd-hda-intel for tracing the position and the trigger timings. Signed-off-by: Takashi Iwai <tiwai@suse.de>
63 lines
1.3 KiB
C
63 lines
1.3 KiB
C
#undef TRACE_SYSTEM
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#define TRACE_SYSTEM hda_intel
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#define TRACE_INCLUDE_FILE hda_intel_trace
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#if !defined(_TRACE_HDA_INTEL_H) || defined(TRACE_HEADER_MULTI_READ)
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#define _TRACE_HDA_INTEL_H
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#include <linux/tracepoint.h>
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struct azx;
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struct azx_dev;
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TRACE_EVENT(azx_pcm_trigger,
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TP_PROTO(struct azx *chip, struct azx_dev *dev, int cmd),
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TP_ARGS(chip, dev, cmd),
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TP_STRUCT__entry(
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__field( int, card )
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__field( int, idx )
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__field( int, cmd )
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),
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TP_fast_assign(
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__entry->card = (chip)->card->number;
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__entry->idx = (dev)->index;
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__entry->cmd = cmd;
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),
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TP_printk("[%d:%d] cmd=%d", __entry->card, __entry->idx, __entry->cmd)
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);
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TRACE_EVENT(azx_get_position,
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TP_PROTO(struct azx *chip, struct azx_dev *dev, unsigned int pos, unsigned int delay),
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TP_ARGS(chip, dev, pos, delay),
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TP_STRUCT__entry(
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__field( int, card )
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__field( int, idx )
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__field( unsigned int, pos )
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__field( unsigned int, delay )
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),
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TP_fast_assign(
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__entry->card = (chip)->card->number;
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__entry->idx = (dev)->index;
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__entry->pos = pos;
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__entry->delay = delay;
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),
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TP_printk("[%d:%d] pos=%u, delay=%u", __entry->card, __entry->idx, __entry->pos, __entry->delay)
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);
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#endif /* _TRACE_HDA_INTEL_H */
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/* This part must be outside protection */
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#undef TRACE_INCLUDE_PATH
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#define TRACE_INCLUDE_PATH .
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#include <trace/define_trace.h>
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