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kernel/linux-rt-4.4.41/sound/firewire/fcp.h 1.01 KB
5113f6f70   김현기   kernel add
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  #ifndef SOUND_FIREWIRE_FCP_H_INCLUDED
  #define SOUND_FIREWIRE_FCP_H_INCLUDED
  
  #define	AVC_PLUG_INFO_BUF_BYTES	4
  
  struct fw_unit;
  
  /*
   * AV/C Digital Interface Command Set General Specification 4.2
   * (Sep 2004, 1394TA)
   */
  enum avc_general_plug_dir {
  	AVC_GENERAL_PLUG_DIR_IN		= 0,
  	AVC_GENERAL_PLUG_DIR_OUT	= 1,
  	AVC_GENERAL_PLUG_DIR_COUNT
  };
  int avc_general_set_sig_fmt(struct fw_unit *unit, unsigned int rate,
  			    enum avc_general_plug_dir dir,
  			    unsigned short plug);
  int avc_general_get_sig_fmt(struct fw_unit *unit, unsigned int *rate,
  			    enum avc_general_plug_dir dir,
  			    unsigned short plug);
  int avc_general_get_plug_info(struct fw_unit *unit, unsigned int subunit_type,
  			      unsigned int subunit_id, unsigned int subfunction,
  			      u8 info[AVC_PLUG_INFO_BUF_BYTES]);
  
  int fcp_avc_transaction(struct fw_unit *unit,
  			const void *command, unsigned int command_size,
  			void *response, unsigned int response_size,
  			unsigned int response_match_bytes);
  void fcp_bus_reset(struct fw_unit *unit);
  
  #endif