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