drivers/devfreq/devfreq_trace.h

/* SPDX-License-Identifier: GPL-2.0-only */
/*
 * Copyright (c) 2014-2019, The Linux Foundation. All rights reserved.
 */

#if !defined(_DEVFREQ_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
#define _DEVFREQ_TRACE_H

#undef TRACE_SYSTEM
#define TRACE_SYSTEM devfreq
#undef TRACE_INCLUDE_PATH
#define TRACE_INCLUDE_PATH .
#undef TRACE_INCLUDE_FILE
#define TRACE_INCLUDE_FILE devfreq_trace

#include <linux/tracepoint.h>

TRACE_EVENT(devfreq_msg,
	TP_PROTO(const char *msg),
	TP_ARGS(msg),
	TP_STRUCT__entry(
		__string(msg, msg)
	),
	TP_fast_assign(
		__assign_str(msg, msg);
	),
	TP_printk(
		"%s", __get_str(msg)
	)
);

#endif /* _DEVFREQ_TRACE_H */

/* This part must be outside protection */
#include <trace/define_trace.h>