/*
   * SCSI target definitions
   */
  
  #include <linux/dma-mapping.h>
  
  struct Scsi_Host;
  struct scsi_cmnd;
  struct scsi_lun;
  
  extern struct Scsi_Host *scsi_tgt_cmd_to_host(struct scsi_cmnd *);
  extern int scsi_tgt_alloc_queue(struct Scsi_Host *);
  extern void scsi_tgt_free_queue(struct Scsi_Host *);

  extern int scsi_tgt_queue_command(struct scsi_cmnd *, u64, struct scsi_lun *, u64);
  extern int scsi_tgt_tsk_mgmt_request(struct Scsi_Host *, u64, int, u64,
  				     struct scsi_lun *, void *);

  extern struct scsi_cmnd *scsi_host_get_command(struct Scsi_Host *,
  					       enum dma_data_direction,	gfp_t);
  extern void scsi_host_put_command(struct Scsi_Host *, struct scsi_cmnd *);

  extern int scsi_tgt_it_nexus_create(struct Scsi_Host *, u64, char *);
  extern int scsi_tgt_it_nexus_destroy(struct Scsi_Host *, u64);