Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
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 atomic_t tl_tpg_port_count;
47 struct se_portal_group tl_se_tpg;
48 struct tcm_loop_hba *tl_hba;
49 struct tcm_loop_nexus *tl_nexus;
50};
51
52struct tcm_loop_hba {
53 u8 tl_proto_id;
54 unsigned char tl_wwn_address[TL_WWN_ADDR_LEN];
55 struct se_hba_s *se_hba;
56 struct se_lun *tl_hba_lun;
57 struct se_port *tl_hba_lun_sep;
58 struct device dev;
59 struct Scsi_Host *sh;
60 struct tcm_loop_tpg tl_hba_tpgs[TL_TPGS_PER_HBA];
61 struct se_wwn tl_hba_wwn;
62};