Nicholas Bellinger | 9765b1f | 2012-03-10 14:50:19 -0800 | [diff] [blame] | 1 | #define TCM_LOOP_VERSION "v2.1-rc2" |
Nicholas Bellinger | 3703b2c | 2011-03-18 15:39:17 -0700 | [diff] [blame] | 2 | #define TL_WWN_ADDR_LEN 256 |
| 3 | #define TL_TPGS_PER_HBA 32 |
Christoph Hellwig | 2e88efd | 2011-11-29 03:20:41 -0500 | [diff] [blame] | 4 | |
Nicholas Bellinger | 3703b2c | 2011-03-18 15:39:17 -0700 | [diff] [blame] | 5 | struct tcm_loop_cmd { |
| 6 | /* State of Linux/SCSI CDB+Data descriptor */ |
| 7 | u32 sc_cmd_state; |
Hannes Reinecke | 969871c | 2013-10-16 09:12:55 +0200 | [diff] [blame] | 8 | /* Tagged command queueing */ |
| 9 | u32 sc_cmd_tag; |
Nicholas Bellinger | 3703b2c | 2011-03-18 15:39:17 -0700 | [diff] [blame] | 10 | /* Pointer to the CDB+Data descriptor from Linux/SCSI subsystem */ |
| 11 | struct scsi_cmnd *sc; |
Nicholas Bellinger | 3703b2c | 2011-03-18 15:39:17 -0700 | [diff] [blame] | 12 | /* The TCM I/O descriptor that is accessed via container_of() */ |
| 13 | struct se_cmd tl_se_cmd; |
Christoph Hellwig | afe2cb7 | 2012-02-02 17:04:41 -0500 | [diff] [blame] | 14 | struct work_struct work; |
Nicholas Bellinger | 3703b2c | 2011-03-18 15:39:17 -0700 | [diff] [blame] | 15 | /* Sense buffer that will be mapped into outgoing status */ |
| 16 | unsigned char tl_sense_buf[TRANSPORT_SENSE_BUFFER]; |
| 17 | }; |
| 18 | |
| 19 | struct tcm_loop_tmr { |
| 20 | atomic_t tmr_complete; |
| 21 | wait_queue_head_t tl_tmr_wait; |
| 22 | }; |
| 23 | |
| 24 | struct tcm_loop_nexus { |
Nicholas Bellinger | 3703b2c | 2011-03-18 15:39:17 -0700 | [diff] [blame] | 25 | /* |
| 26 | * Pointer to TCM session for I_T Nexus |
| 27 | */ |
| 28 | struct se_session *se_sess; |
| 29 | }; |
| 30 | |
Hannes Reinecke | fb2b284 | 2013-10-16 09:12:53 +0200 | [diff] [blame] | 31 | #define TCM_TRANSPORT_ONLINE 0 |
| 32 | #define TCM_TRANSPORT_OFFLINE 1 |
| 33 | |
Nicholas Bellinger | 3703b2c | 2011-03-18 15:39:17 -0700 | [diff] [blame] | 34 | struct tcm_loop_tpg { |
| 35 | unsigned short tl_tpgt; |
Hannes Reinecke | fb2b284 | 2013-10-16 09:12:53 +0200 | [diff] [blame] | 36 | unsigned short tl_transport_status; |
Nicholas Bellinger | 436f4a0 | 2015-02-08 12:31:39 -0800 | [diff] [blame] | 37 | enum target_prot_type tl_fabric_prot_type; |
Nicholas Bellinger | 3703b2c | 2011-03-18 15:39:17 -0700 | [diff] [blame] | 38 | atomic_t tl_tpg_port_count; |
| 39 | struct se_portal_group tl_se_tpg; |
| 40 | struct tcm_loop_hba *tl_hba; |
Hannes Reinecke | 506787a | 2014-11-26 14:58:57 +0100 | [diff] [blame] | 41 | struct tcm_loop_nexus *tl_nexus; |
Nicholas Bellinger | 3703b2c | 2011-03-18 15:39:17 -0700 | [diff] [blame] | 42 | }; |
| 43 | |
| 44 | struct tcm_loop_hba { |
| 45 | u8 tl_proto_id; |
| 46 | unsigned char tl_wwn_address[TL_WWN_ADDR_LEN]; |
| 47 | struct se_hba_s *se_hba; |
| 48 | struct se_lun *tl_hba_lun; |
| 49 | struct se_port *tl_hba_lun_sep; |
Nicholas Bellinger | 3703b2c | 2011-03-18 15:39:17 -0700 | [diff] [blame] | 50 | struct device dev; |
| 51 | struct Scsi_Host *sh; |
| 52 | struct tcm_loop_tpg tl_hba_tpgs[TL_TPGS_PER_HBA]; |
| 53 | struct se_wwn tl_hba_wwn; |
| 54 | }; |