Eric Lee / smarc-fsl-linux-kernel

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include/linux/counter_enum.h 1.43 KB
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0040a390d   William Breathitt Gray   counter: Introduc... 
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  /* SPDX-License-Identifier: GPL-2.0 */
  /*
   * Counter interface enum functions
   * Copyright (C) 2018 William Breathitt Gray
   */
  #ifndef _COUNTER_ENUM_H_
  #define _COUNTER_ENUM_H_
  
  #include <linux/types.h>
  
  struct counter_device;
  struct counter_signal;
  struct counter_count;
  
  ssize_t counter_signal_enum_read(struct counter_device *counter,
  				 struct counter_signal *signal, void *priv,
  				 char *buf);
  ssize_t counter_signal_enum_write(struct counter_device *counter,
  				  struct counter_signal *signal, void *priv,
  				  const char *buf, size_t len);
  
  ssize_t counter_signal_enum_available_read(struct counter_device *counter,
  					   struct counter_signal *signal,
  					   void *priv, char *buf);
  
  ssize_t counter_count_enum_read(struct counter_device *counter,
  				struct counter_count *count, void *priv,
  				char *buf);
  ssize_t counter_count_enum_write(struct counter_device *counter,
  				 struct counter_count *count, void *priv,
  				 const char *buf, size_t len);
  
  ssize_t counter_count_enum_available_read(struct counter_device *counter,
  					  struct counter_count *count,
  					  void *priv, char *buf);
  
  ssize_t counter_device_enum_read(struct counter_device *counter, void *priv,
  				 char *buf);
  ssize_t counter_device_enum_write(struct counter_device *counter, void *priv,
  				  const char *buf, size_t len);
  
  ssize_t counter_device_enum_available_read(struct counter_device *counter,
  					   void *priv, char *buf);
  
  #endif /* _COUNTER_ENUM_H_ */