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107 lines
2.4 KiB
107 lines
2.4 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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#undef TRACE_SYSTEM |
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#define TRACE_SYSTEM rpm |
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#if !defined(_TRACE_RUNTIME_POWER_H) || defined(TRACE_HEADER_MULTI_READ) |
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#define _TRACE_RUNTIME_POWER_H |
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#include <linux/ktime.h> |
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#include <linux/tracepoint.h> |
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struct device; |
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/* |
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* The rpm_internal events are used for tracing some important |
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* runtime pm internal functions. |
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*/ |
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DECLARE_EVENT_CLASS(rpm_internal, |
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TP_PROTO(struct device *dev, int flags), |
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TP_ARGS(dev, flags), |
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TP_STRUCT__entry( |
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__string( name, dev_name(dev) ) |
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__field( int, flags ) |
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__field( int , usage_count ) |
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__field( int , disable_depth ) |
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__field( int , runtime_auto ) |
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__field( int , request_pending ) |
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__field( int , irq_safe ) |
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__field( int , child_count ) |
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), |
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TP_fast_assign( |
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__assign_str(name, dev_name(dev)); |
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__entry->flags = flags; |
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__entry->usage_count = atomic_read( |
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&dev->power.usage_count); |
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__entry->disable_depth = dev->power.disable_depth; |
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__entry->runtime_auto = dev->power.runtime_auto; |
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__entry->request_pending = dev->power.request_pending; |
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__entry->irq_safe = dev->power.irq_safe; |
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__entry->child_count = atomic_read( |
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&dev->power.child_count); |
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), |
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TP_printk("%s flags-%x cnt-%-2d dep-%-2d auto-%-1d p-%-1d" |
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" irq-%-1d child-%d", |
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__get_str(name), __entry->flags, |
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__entry->usage_count, |
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__entry->disable_depth, |
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__entry->runtime_auto, |
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__entry->request_pending, |
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__entry->irq_safe, |
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__entry->child_count |
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) |
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); |
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DEFINE_EVENT(rpm_internal, rpm_suspend, |
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TP_PROTO(struct device *dev, int flags), |
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TP_ARGS(dev, flags) |
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); |
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DEFINE_EVENT(rpm_internal, rpm_resume, |
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TP_PROTO(struct device *dev, int flags), |
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TP_ARGS(dev, flags) |
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); |
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DEFINE_EVENT(rpm_internal, rpm_idle, |
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TP_PROTO(struct device *dev, int flags), |
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TP_ARGS(dev, flags) |
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); |
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DEFINE_EVENT(rpm_internal, rpm_usage, |
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TP_PROTO(struct device *dev, int flags), |
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TP_ARGS(dev, flags) |
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); |
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TRACE_EVENT(rpm_return_int, |
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TP_PROTO(struct device *dev, unsigned long ip, int ret), |
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TP_ARGS(dev, ip, ret), |
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TP_STRUCT__entry( |
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__string( name, dev_name(dev)) |
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__field( unsigned long, ip ) |
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__field( int, ret ) |
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), |
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TP_fast_assign( |
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__assign_str(name, dev_name(dev)); |
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__entry->ip = ip; |
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__entry->ret = ret; |
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), |
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TP_printk("%pS:%s ret=%d", (void *)__entry->ip, __get_str(name), |
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__entry->ret) |
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); |
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#endif /* _TRACE_RUNTIME_POWER_H */ |
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/* This part must be outside protection */ |
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#include <trace/define_trace.h>
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