diff options
| -rw-r--r-- | include/trace/events/sof.h | 44 | ||||
| -rw-r--r-- | sound/soc/sof/core.c | 3 | ||||
| -rw-r--r-- | sound/soc/sof/sof-audio.c | 5 |
3 files changed, 52 insertions, 0 deletions
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 <noah.klayman@intel.com> + */ + +#undef TRACE_SYSTEM +#define TRACE_SYSTEM sof + +#if !defined(_TRACE_SOF_H) || defined(TRACE_HEADER_MULTI_READ) +#define _TRACE_SOF_H +#include <linux/tracepoint.h> +#include <sound/sof/stream.h> +#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 <trace/define_trace.h> diff --git a/sound/soc/sof/core.c b/sound/soc/sof/core.c index c99b5e6c026c..3e6141d03770 100644 --- a/sound/soc/sof/core.c +++ b/sound/soc/sof/core.c @@ -15,6 +15,9 @@ #include "sof-priv.h" #include "ops.h" +#define CREATE_TRACE_POINTS +#include <trace/events/sof.h> + /* see SOF_DBG_ flags */ static int sof_core_debug = IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG_ENABLE_FIRMWARE_TRACE); module_param_named(sof_debug, sof_core_debug, int, 0444); diff --git a/sound/soc/sof/sof-audio.c b/sound/soc/sof/sof-audio.c index ea9663d448eb..a3d3dd7a0037 100644 --- a/sound/soc/sof/sof-audio.c +++ b/sound/soc/sof/sof-audio.c @@ -9,6 +9,7 @@ // #include <linux/bitfield.h> +#include <trace/events/sof.h> #include "sof-audio.h" #include "sof-of-dev.h" #include "ops.h" @@ -36,6 +37,8 @@ int sof_widget_free(struct snd_sof_dev *sdev, struct snd_sof_widget *swidget) if (!swidget->private) return 0; + trace_sof_widget_free(swidget); + /* only free when use_count is 0 */ if (--swidget->use_count) return 0; @@ -86,6 +89,8 @@ int sof_widget_setup(struct snd_sof_dev *sdev, struct snd_sof_widget *swidget) if (!swidget->private) return 0; + trace_sof_widget_setup(swidget); + /* widget already set up */ if (++swidget->use_count > 1) return 0; |