xref: /linux/drivers/target/target_core_ua.h (revision 93df8a1ed6231727c5db94a80b1a6bd5ee67cec3)
1 #ifndef TARGET_CORE_UA_H
2 #define TARGET_CORE_UA_H
3 
4 /*
5  * From spc4r17, Table D.1: ASC and ASCQ Assignement
6  */
7 #define ASCQ_29H_POWER_ON_RESET_OR_BUS_DEVICE_RESET_OCCURED	0x00
8 #define ASCQ_29H_POWER_ON_OCCURRED				0x01
9 #define ASCQ_29H_SCSI_BUS_RESET_OCCURED				0x02
10 #define ASCQ_29H_BUS_DEVICE_RESET_FUNCTION_OCCURRED		0x03
11 #define ASCQ_29H_DEVICE_INTERNAL_RESET				0x04
12 #define ASCQ_29H_TRANSCEIVER_MODE_CHANGED_TO_SINGLE_ENDED	0x05
13 #define ASCQ_29H_TRANSCEIVER_MODE_CHANGED_TO_LVD		0x06
14 #define ASCQ_29H_NEXUS_LOSS_OCCURRED				0x07
15 
16 #define ASCQ_2AH_PARAMETERS_CHANGED				0x00
17 #define ASCQ_2AH_MODE_PARAMETERS_CHANGED			0x01
18 #define ASCQ_2AH_LOG_PARAMETERS_CHANGED				0x02
19 #define ASCQ_2AH_RESERVATIONS_PREEMPTED				0x03
20 #define ASCQ_2AH_RESERVATIONS_RELEASED				0x04
21 #define ASCQ_2AH_REGISTRATIONS_PREEMPTED			0x05
22 #define ASCQ_2AH_ASYMMETRIC_ACCESS_STATE_CHANGED		0x06
23 #define ASCQ_2AH_IMPLICIT_ASYMMETRIC_ACCESS_STATE_TRANSITION_FAILED 0x07
24 #define ASCQ_2AH_PRIORITY_CHANGED				0x08
25 
26 #define ASCQ_2CH_PREVIOUS_RESERVATION_CONFLICT_STATUS		0x09
27 
28 #define ASCQ_3FH_INQUIRY_DATA_HAS_CHANGED			0x03
29 #define ASCQ_3FH_REPORTED_LUNS_DATA_HAS_CHANGED			0x0E
30 
31 extern struct kmem_cache *se_ua_cache;
32 
33 extern sense_reason_t target_scsi3_ua_check(struct se_cmd *);
34 extern int core_scsi3_ua_allocate(struct se_dev_entry *, u8, u8);
35 extern void target_ua_allocate_lun(struct se_node_acl *, u32, u8, u8);
36 extern void core_scsi3_ua_release_all(struct se_dev_entry *);
37 extern void core_scsi3_ua_for_check_condition(struct se_cmd *, u8 *, u8 *);
38 extern int core_scsi3_ua_clear_for_request_sense(struct se_cmd *,
39 						u8 *, u8 *);
40 
41 #endif /* TARGET_CORE_UA_H */
42