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/* SPDX-License-Identifier: GPL-2.0 */ #undef TRACE_SYSTEM #define TRACE_SYSTEM devfreq #if !defined(_TRACE_DEVFREQ_H) || defined(TRACE_HEADER_MULTI_READ) #define _TRACE_DEVFREQ_H #include <linux/devfreq.h> #include <linux/tracepoint.h> TRACE_EVENT(devfreq_frequency, TP_PROTO(struct devfreq *devfreq, unsigned long freq, unsigned long prev_freq), TP_ARGS(devfreq, freq, prev_freq), TP_STRUCT__entry( __string(dev_name, dev_name(&devfreq->dev)) __field(unsigned long, freq) __field(unsigned long, prev_freq) __field(unsigned long, busy_time) __field(unsigned long, total_time) ), TP_fast_assign( __assign_str(dev_name, dev_name(&devfreq->dev)); __entry->freq = freq; __entry->prev_freq = prev_freq; __entry->busy_time = devfreq->last_status.busy_time; __entry->total_time = devfreq->last_status.total_time; ), TP_printk("dev_name=%-30s freq=%-12lu prev_freq=%-12lu load=%-2lu", __get_str(dev_name), __entry->freq, __entry->prev_freq, __entry->total_time == 0 ? 0 : (100 * __entry->busy_time) / __entry->total_time) ); TRACE_EVENT(devfreq_monitor, TP_PROTO(struct devfreq *devfreq), TP_ARGS(devfreq), TP_STRUCT__entry( __field(unsigned long, freq) __field(unsigned long, busy_time) __field(unsigned long, total_time) __field(unsigned int, polling_ms) __string(dev_name, dev_name(&devfreq->dev)) ), TP_fast_assign( __entry->freq = devfreq->previous_freq; __entry->busy_time = devfreq->last_status.busy_time; __entry->total_time = devfreq->last_status.total_time; __entry->polling_ms = devfreq->profile->polling_ms; __assign_str(dev_name, dev_name(&devfreq->dev)); ), TP_printk("dev_name=%-30s freq=%-12lu polling_ms=%-3u load=%-2lu", __get_str(dev_name), __entry->freq, __entry->polling_ms, __entry->total_time == 0 ? 0 : (100 * __entry->busy_time) / __entry->total_time) ); #endif /* _TRACE_DEVFREQ_H */ /* This part must be outside protection */ #include <trace/define_trace.h>