1#define TCM_LOOP_VERSION		"v2.1-rc2"
2#define TL_WWN_ADDR_LEN			256
3#define TL_TPGS_PER_HBA			32
4
5/*
6 * Used in tcm_loop_driver_probe() for struct Scsi_Host->max_cmd_len
7 */
8#define TL_SCSI_MAX_CMD_LEN		32
9
10struct tcm_loop_cmd {
11	/* State of Linux/SCSI CDB+Data descriptor */
12	u32 sc_cmd_state;
13	/* Tagged command queueing */
14	u32 sc_cmd_tag;
15	/* Pointer to the CDB+Data descriptor from Linux/SCSI subsystem */
16	struct scsi_cmnd *sc;
17	/* The TCM I/O descriptor that is accessed via container_of() */
18	struct se_cmd tl_se_cmd;
19	struct work_struct work;
20	/* Sense buffer that will be mapped into outgoing status */
21	unsigned char tl_sense_buf[TRANSPORT_SENSE_BUFFER];
22};
23
24struct tcm_loop_tmr {
25	atomic_t tmr_complete;
26	wait_queue_head_t tl_tmr_wait;
27};
28
29struct tcm_loop_nexus {
30	/*
31	 * Pointer to TCM session for I_T Nexus
32	 */
33	struct se_session *se_sess;
34};
35
36struct tcm_loop_nacl {
37	struct se_node_acl se_node_acl;
38};
39
40#define TCM_TRANSPORT_ONLINE 0
41#define TCM_TRANSPORT_OFFLINE 1
42
43struct tcm_loop_tpg {
44	unsigned short tl_tpgt;
45	unsigned short tl_transport_status;
46	enum target_prot_type tl_fabric_prot_type;
47	atomic_t tl_tpg_port_count;
48	struct se_portal_group tl_se_tpg;
49	struct tcm_loop_hba *tl_hba;
50	struct tcm_loop_nexus *tl_nexus;
51};
52
53struct tcm_loop_hba {
54	u8 tl_proto_id;
55	unsigned char tl_wwn_address[TL_WWN_ADDR_LEN];
56	struct se_hba_s *se_hba;
57	struct se_lun *tl_hba_lun;
58	struct se_port *tl_hba_lun_sep;
59	struct device dev;
60	struct Scsi_Host *sh;
61	struct tcm_loop_tpg tl_hba_tpgs[TL_TPGS_PER_HBA];
62	struct se_wwn tl_hba_wwn;
63};
64