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