#define TCM_LOOP_VERSION		"v2.1-rc1"#define TL_WWN_ADDR_LEN			256#define TL_TPGS_PER_HBA			32/* * Defaults for struct scsi_host_template tcm_loop_driver_template * * We use large can_queue and cmd_per_lun here and let TCM enforce * the underlying se_device_t->queue_depth. */#define TL_SCSI_CAN_QUEUE		1024#define TL_SCSI_CMD_PER_LUN		1024#define TL_SCSI_MAX_SECTORS		1024#define TL_SCSI_SG_TABLESIZE		256/* * Used in tcm_loop_driver_probe() for struct Scsi_Host->max_cmd_len */#define TL_SCSI_MAX_CMD_LEN		32 #ifdef CONFIG_LOOPBACK_TARGET_CDB_DEBUG# define TL_CDB_DEBUG(x...)		printk(KERN_INFO x)#else# define TL_CDB_DEBUG(x...)#endif struct tcm_loop_cmd {	/* State of Linux/SCSI CDB+Data descriptor */	u32 sc_cmd_state;	/* Pointer to the CDB+Data descriptor from Linux/SCSI subsystem */	struct scsi_cmnd *sc;	struct list_head *tl_cmd_list;	/* The TCM I/O descriptor that is accessed via container_of() */	struct se_cmd tl_se_cmd;	/* Sense buffer that will be mapped into outgoing status */	unsigned char tl_sense_buf[TRANSPORT_SENSE_BUFFER];}; struct tcm_loop_tmr {	atomic_t tmr_complete;	wait_queue_head_t tl_tmr_wait;}; struct tcm_loop_nexus {	int it_nexus_active;	/*	 * Pointer to Linux/SCSI HBA from linux/include/scsi_host.h	 */	struct scsi_host *sh;	/*	 * Pointer to TCM session for I_T Nexus	 */	struct se_session *se_sess;}; struct tcm_loop_nacl {	struct se_node_acl se_node_acl;}; struct tcm_loop_tpg {	unsigned short tl_tpgt;	atomic_t tl_tpg_port_count;	struct se_portal_group tl_se_tpg;	struct tcm_loop_hba *tl_hba;}; struct tcm_loop_hba {	u8 tl_proto_id;	unsigned char tl_wwn_address[TL_WWN_ADDR_LEN];	struct se_hba_s *se_hba;	struct se_lun *tl_hba_lun;	struct se_port *tl_hba_lun_sep;	struct se_device_s *se_dev_hba_ptr;	struct tcm_loop_nexus *tl_nexus;	struct device dev;	struct Scsi_Host *sh;	struct tcm_loop_tpg tl_hba_tpgs[TL_TPGS_PER_HBA];	struct se_wwn tl_hba_wwn;};