 697e85bc6a
			
		
	
	
	697e85bc6a
	
	
	
		
			
			Allow drivers to discard parts of the register cache, for example if part of the hardware has been reset. Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
		
			
				
	
	
		
			252 lines
		
	
	
	
		
			4.4 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			252 lines
		
	
	
	
		
			4.4 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
| #undef TRACE_SYSTEM
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| #define TRACE_SYSTEM regmap
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| 
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| #if !defined(_TRACE_REGMAP_H) || defined(TRACE_HEADER_MULTI_READ)
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| #define _TRACE_REGMAP_H
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| 
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| #include <linux/ktime.h>
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| #include <linux/tracepoint.h>
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| 
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| struct device;
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| struct regmap;
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| 
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| /*
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|  * Log register events
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|  */
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| DECLARE_EVENT_CLASS(regmap_reg,
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| 
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| 	TP_PROTO(struct device *dev, unsigned int reg,
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| 		 unsigned int val),
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| 
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| 	TP_ARGS(dev, reg, val),
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| 
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| 	TP_STRUCT__entry(
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| 		__string(	name,		dev_name(dev)	)
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| 		__field(	unsigned int,	reg		)
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| 		__field(	unsigned int,	val		)
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| 	),
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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->reg = reg;
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| 		__entry->val = val;
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| 	),
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| 
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| 	TP_printk("%s reg=%x val=%x", __get_str(name),
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| 		  (unsigned int)__entry->reg,
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| 		  (unsigned int)__entry->val)
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| );
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| 
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| DEFINE_EVENT(regmap_reg, regmap_reg_write,
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| 
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| 	TP_PROTO(struct device *dev, unsigned int reg,
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| 		 unsigned int val),
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| 
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| 	TP_ARGS(dev, reg, val)
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| 
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| );
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| 
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| DEFINE_EVENT(regmap_reg, regmap_reg_read,
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| 
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| 	TP_PROTO(struct device *dev, unsigned int reg,
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| 		 unsigned int val),
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| 
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| 	TP_ARGS(dev, reg, val)
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| 
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| );
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| 
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| DEFINE_EVENT(regmap_reg, regmap_reg_read_cache,
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| 
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| 	TP_PROTO(struct device *dev, unsigned int reg,
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| 		 unsigned int val),
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| 
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| 	TP_ARGS(dev, reg, val)
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| 
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| );
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| 
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| DECLARE_EVENT_CLASS(regmap_block,
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| 
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| 	TP_PROTO(struct device *dev, unsigned int reg, int count),
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| 
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| 	TP_ARGS(dev, reg, count),
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| 
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| 	TP_STRUCT__entry(
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| 		__string(	name,		dev_name(dev)	)
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| 		__field(	unsigned int,	reg		)
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| 		__field(	int,		count		)
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| 	),
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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->reg = reg;
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| 		__entry->count = count;
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| 	),
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| 
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| 	TP_printk("%s reg=%x count=%d", __get_str(name),
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| 		  (unsigned int)__entry->reg,
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| 		  (int)__entry->count)
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| );
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| 
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| DEFINE_EVENT(regmap_block, regmap_hw_read_start,
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| 
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| 	TP_PROTO(struct device *dev, unsigned int reg, int count),
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| 
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| 	TP_ARGS(dev, reg, count)
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| );
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| 
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| DEFINE_EVENT(regmap_block, regmap_hw_read_done,
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| 
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| 	TP_PROTO(struct device *dev, unsigned int reg, int count),
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| 
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| 	TP_ARGS(dev, reg, count)
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| );
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| 
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| DEFINE_EVENT(regmap_block, regmap_hw_write_start,
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| 
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| 	TP_PROTO(struct device *dev, unsigned int reg, int count),
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| 
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| 	TP_ARGS(dev, reg, count)
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| );
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| 
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| DEFINE_EVENT(regmap_block, regmap_hw_write_done,
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| 
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| 	TP_PROTO(struct device *dev, unsigned int reg, int count),
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| 
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| 	TP_ARGS(dev, reg, count)
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| );
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| 
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| TRACE_EVENT(regcache_sync,
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| 
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| 	TP_PROTO(struct device *dev, const char *type,
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| 		 const char *status),
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| 
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| 	TP_ARGS(dev, type, status),
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| 
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| 	TP_STRUCT__entry(
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| 		__string(       name,           dev_name(dev)   )
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| 		__string(	status,		status		)
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| 		__string(	type,		type		)
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| 		__field(	int,		type		)
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| 	),
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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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| 		__assign_str(status, status);
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| 		__assign_str(type, type);
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| 	),
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| 
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| 	TP_printk("%s type=%s status=%s", __get_str(name),
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| 		  __get_str(type), __get_str(status))
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| );
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| 
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| DECLARE_EVENT_CLASS(regmap_bool,
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| 
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| 	TP_PROTO(struct device *dev, bool flag),
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| 
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| 	TP_ARGS(dev, flag),
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| 
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| 	TP_STRUCT__entry(
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| 		__string(	name,		dev_name(dev)	)
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| 		__field(	int,		flag		)
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| 	),
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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->flag = flag;
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| 	),
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| 
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| 	TP_printk("%s flag=%d", __get_str(name),
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| 		  (int)__entry->flag)
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| );
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| 
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| DEFINE_EVENT(regmap_bool, regmap_cache_only,
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| 
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| 	TP_PROTO(struct device *dev, bool flag),
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| 
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| 	TP_ARGS(dev, flag)
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| 
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| );
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| 
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| DEFINE_EVENT(regmap_bool, regmap_cache_bypass,
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| 
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| 	TP_PROTO(struct device *dev, bool flag),
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| 
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| 	TP_ARGS(dev, flag)
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| 
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| );
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| 
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| DECLARE_EVENT_CLASS(regmap_async,
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| 
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| 	TP_PROTO(struct device *dev),
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| 
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| 	TP_ARGS(dev),
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| 
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| 	TP_STRUCT__entry(
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| 		__string(	name,		dev_name(dev)	)
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| 	),
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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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| 	),
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| 
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| 	TP_printk("%s", __get_str(name))
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| );
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| 
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| DEFINE_EVENT(regmap_block, regmap_async_write_start,
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| 
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| 	TP_PROTO(struct device *dev, unsigned int reg, int count),
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| 
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| 	TP_ARGS(dev, reg, count)
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| );
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| 
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| DEFINE_EVENT(regmap_async, regmap_async_io_complete,
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| 
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| 	TP_PROTO(struct device *dev),
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| 
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| 	TP_ARGS(dev)
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| 
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| );
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| 
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| DEFINE_EVENT(regmap_async, regmap_async_complete_start,
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| 
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| 	TP_PROTO(struct device *dev),
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| 
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| 	TP_ARGS(dev)
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| 
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| );
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| 
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| DEFINE_EVENT(regmap_async, regmap_async_complete_done,
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| 
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| 	TP_PROTO(struct device *dev),
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| 
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| 	TP_ARGS(dev)
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| 
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| );
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| 
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| TRACE_EVENT(regcache_drop_region,
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| 
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| 	TP_PROTO(struct device *dev, unsigned int from,
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| 		 unsigned int to),
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| 
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| 	TP_ARGS(dev, from, to),
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| 
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| 	TP_STRUCT__entry(
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| 		__string(       name,           dev_name(dev)   )
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| 		__field(	unsigned int,	from		)
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| 		__field(	unsigned int,	to		)
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| 	),
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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->from = from;
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| 		__entry->to = to;
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| 	),
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| 
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| 	TP_printk("%s %u-%u", __get_str(name), (unsigned int)__entry->from,
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| 		  (unsigned int)__entry->to)
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| );
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| 
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| #endif /* _TRACE_REGMAP_H */
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| 
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| /* This part must be outside protection */
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| #include <trace/define_trace.h>
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