From fa6e73d69193d0ba3b794f7c303beae498732f40 Mon Sep 17 00:00:00 2001 From: Bard Liao Date: Mon, 19 Sep 2022 14:21:02 +0200 Subject: ASoC: SOF: add widget setup/free tracing MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Enables tracking of use_count during widget setup and free routines. Useful for debugging unbalanced use_counts during suspend/resume. Reviewed-by: Péter Ujfalusi Signed-off-by: Noah Klayman Signed-off-by: Bard Liao Signed-off-by: Pierre-Louis Bossart Link: https://lore.kernel.org/r/20220919122108.43764-2-pierre-louis.bossart@linux.intel.com Signed-off-by: Mark Brown --- include/trace/events/sof.h | 44 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 44 insertions(+) create mode 100644 include/trace/events/sof.h (limited to 'include') diff --git a/include/trace/events/sof.h b/include/trace/events/sof.h new file mode 100644 index 000000000000..f25eef6c95c0 --- /dev/null +++ b/include/trace/events/sof.h @@ -0,0 +1,44 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright(c) 2022 Intel Corporation. All rights reserved. + * + * Author: Noah Klayman + */ + +#undef TRACE_SYSTEM +#define TRACE_SYSTEM sof + +#if !defined(_TRACE_SOF_H) || defined(TRACE_HEADER_MULTI_READ) +#define _TRACE_SOF_H +#include +#include +#include "../../../sound/soc/sof/sof-audio.h" + +DECLARE_EVENT_CLASS(sof_widget_template, + TP_PROTO(struct snd_sof_widget *swidget), + TP_ARGS(swidget), + TP_STRUCT__entry( + __string(name, swidget->widget->name) + __field(int, use_count) + ), + TP_fast_assign( + __assign_str(name, swidget->widget->name); + __entry->use_count = swidget->use_count; + ), + TP_printk("name=%s use_count=%d", __get_str(name), __entry->use_count) +); + +DEFINE_EVENT(sof_widget_template, sof_widget_setup, + TP_PROTO(struct snd_sof_widget *swidget), + TP_ARGS(swidget) +); + +DEFINE_EVENT(sof_widget_template, sof_widget_free, + TP_PROTO(struct snd_sof_widget *swidget), + TP_ARGS(swidget) +); + +#endif /* _TRACE_SOF_H */ + +/* This part must be outside protection */ +#include -- cgit v1.2.3