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fa6e73d691
Enables tracking of use_count during widget setup and free routines. Useful for debugging unbalanced use_counts during suspend/resume. Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com> Signed-off-by: Noah Klayman <noah.klayman@intel.com> Signed-off-by: Bard Liao <yung-chuan.liao@linux.intel.com> Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Link: https://lore.kernel.org/r/20220919122108.43764-2-pierre-louis.bossart@linux.intel.com Signed-off-by: Mark Brown <broonie@kernel.org>
45 lines
1.1 KiB
C
45 lines
1.1 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright(c) 2022 Intel Corporation. All rights reserved.
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*
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* Author: Noah Klayman <noah.klayman@intel.com>
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*/
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM sof
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#if !defined(_TRACE_SOF_H) || defined(TRACE_HEADER_MULTI_READ)
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#define _TRACE_SOF_H
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#include <linux/tracepoint.h>
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#include <sound/sof/stream.h>
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#include "../../../sound/soc/sof/sof-audio.h"
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DECLARE_EVENT_CLASS(sof_widget_template,
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TP_PROTO(struct snd_sof_widget *swidget),
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TP_ARGS(swidget),
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TP_STRUCT__entry(
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__string(name, swidget->widget->name)
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__field(int, use_count)
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),
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TP_fast_assign(
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__assign_str(name, swidget->widget->name);
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__entry->use_count = swidget->use_count;
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),
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TP_printk("name=%s use_count=%d", __get_str(name), __entry->use_count)
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);
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DEFINE_EVENT(sof_widget_template, sof_widget_setup,
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TP_PROTO(struct snd_sof_widget *swidget),
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TP_ARGS(swidget)
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);
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DEFINE_EVENT(sof_widget_template, sof_widget_free,
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TP_PROTO(struct snd_sof_widget *swidget),
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TP_ARGS(swidget)
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);
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#endif /* _TRACE_SOF_H */
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/* This part must be outside protection */
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#include <trace/define_trace.h>
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