1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859606162636465666768 |
- /* 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>
|