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1/* SPDX-License-Identifier: GPL-2.0 */2#undef TRACE_SYSTEM3#define TRACE_SYSTEM devfreq4 5#if !defined(_TRACE_DEVFREQ_H) || defined(TRACE_HEADER_MULTI_READ)6#define _TRACE_DEVFREQ_H7 8#include <linux/devfreq.h>9#include <linux/tracepoint.h>10 11TRACE_EVENT(devfreq_frequency,12 TP_PROTO(struct devfreq *devfreq, unsigned long freq,13 unsigned long prev_freq),14 15 TP_ARGS(devfreq, freq, prev_freq),16 17 TP_STRUCT__entry(18 __string(dev_name, dev_name(&devfreq->dev))19 __field(unsigned long, freq)20 __field(unsigned long, prev_freq)21 __field(unsigned long, busy_time)22 __field(unsigned long, total_time)23 ),24 25 TP_fast_assign(26 __assign_str(dev_name);27 __entry->freq = freq;28 __entry->prev_freq = prev_freq;29 __entry->busy_time = devfreq->last_status.busy_time;30 __entry->total_time = devfreq->last_status.total_time;31 ),32 33 TP_printk("dev_name=%-30s freq=%-12lu prev_freq=%-12lu load=%-2lu",34 __get_str(dev_name), __entry->freq, __entry->prev_freq,35 __entry->total_time == 0 ? 0 :36 (100 * __entry->busy_time) / __entry->total_time)37);38 39TRACE_EVENT(devfreq_monitor,40 TP_PROTO(struct devfreq *devfreq),41 42 TP_ARGS(devfreq),43 44 TP_STRUCT__entry(45 __field(unsigned long, freq)46 __field(unsigned long, busy_time)47 __field(unsigned long, total_time)48 __field(unsigned int, polling_ms)49 __string(dev_name, dev_name(&devfreq->dev))50 ),51 52 TP_fast_assign(53 __entry->freq = devfreq->previous_freq;54 __entry->busy_time = devfreq->last_status.busy_time;55 __entry->total_time = devfreq->last_status.total_time;56 __entry->polling_ms = devfreq->profile->polling_ms;57 __assign_str(dev_name);58 ),59 60 TP_printk("dev_name=%-30s freq=%-12lu polling_ms=%-3u load=%-2lu",61 __get_str(dev_name), __entry->freq, __entry->polling_ms,62 __entry->total_time == 0 ? 0 :63 (100 * __entry->busy_time) / __entry->total_time)64);65#endif /* _TRACE_DEVFREQ_H */66 67/* This part must be outside protection */68#include <trace/define_trace.h>69