/*
   * Linux driver for TerraTec DMX 6Fire USB
   *
   * Author:	Torsten Schenk <torsten.schenk@zoho.com>
   * Created:	Jan 01, 2011
   * Copyright:	(C) Torsten Schenk
   *
   * This program is free software; you can redistribute it and/or modify
   * it under the terms of the GNU General Public License as published by
   * the Free Software Foundation; either version 2 of the License, or
   * (at your option) any later version.
   */
  #ifndef USB6FIRE_COMM_H
  #define USB6FIRE_COMM_H
  
  #include "common.h"
  
  enum /* settings for comm */
  {
  	COMM_RECEIVER_BUFSIZE = 64,
  };
  
  struct comm_runtime {
  	struct sfire_chip *chip;
  
  	struct urb receiver;
  	u8 *receiver_buffer;
  
  	u8 serial; /* urb serial */
  
  	void (*init_urb)(struct comm_runtime *rt, struct urb *urb, u8 *buffer,
  			void *context, void(*handler)(struct urb *urb));
  	/* writes control data to the device */
  	int (*write8)(struct comm_runtime *rt, u8 request, u8 reg, u8 value);
  	int (*write16)(struct comm_runtime *rt, u8 request, u8 reg,
  			u8 vh, u8 vl);
  };
  
  int usb6fire_comm_init(struct sfire_chip *chip);
  void usb6fire_comm_abort(struct sfire_chip *chip);
  void usb6fire_comm_destroy(struct sfire_chip *chip);
  #endif /* USB6FIRE_COMM_H */