1 | /* SPDX-License-Identifier: GPL-2.0 */ |
2 | #ifndef TARGET_CORE_PR_H |
3 | #define TARGET_CORE_PR_H |
4 | |
5 | #include <linux/types.h> |
6 | #include <target/target_core_base.h> |
7 | |
8 | /* |
9 | * PERSISTENT_RESERVE_OUT service action codes |
10 | * |
11 | * spc5r04b section 6.15.2 Table 174 |
12 | */ |
13 | #define PRO_REGISTER 0x00 |
14 | #define PRO_RESERVE 0x01 |
15 | #define PRO_RELEASE 0x02 |
16 | #define PRO_CLEAR 0x03 |
17 | #define PRO_PREEMPT 0x04 |
18 | #define PRO_PREEMPT_AND_ABORT 0x05 |
19 | #define PRO_REGISTER_AND_IGNORE_EXISTING_KEY 0x06 |
20 | #define PRO_REGISTER_AND_MOVE 0x07 |
21 | #define PRO_REPLACE_LOST_RESERVATION 0x08 |
22 | /* |
23 | * PERSISTENT_RESERVE_IN service action codes |
24 | * |
25 | * spc5r04b section 6.14.1 Table 162 |
26 | */ |
27 | #define PRI_READ_KEYS 0x00 |
28 | #define PRI_READ_RESERVATION 0x01 |
29 | #define PRI_REPORT_CAPABILITIES 0x02 |
30 | #define PRI_READ_FULL_STATUS 0x03 |
31 | /* |
32 | * PERSISTENT_RESERVE_ SCOPE field |
33 | * |
34 | * spc5r04b section 6.14.3.2 Table 166 |
35 | */ |
36 | #define PR_SCOPE_LU_SCOPE 0x00 |
37 | /* |
38 | * PERSISTENT_RESERVE_* TYPE field |
39 | * |
40 | * spc5r04b section 6.14.3.3 Table 167 |
41 | */ |
42 | #define PR_TYPE_WRITE_EXCLUSIVE 0x01 |
43 | #define PR_TYPE_EXCLUSIVE_ACCESS 0x03 |
44 | #define PR_TYPE_WRITE_EXCLUSIVE_REGONLY 0x05 |
45 | #define PR_TYPE_EXCLUSIVE_ACCESS_REGONLY 0x06 |
46 | #define PR_TYPE_WRITE_EXCLUSIVE_ALLREG 0x07 |
47 | #define PR_TYPE_EXCLUSIVE_ACCESS_ALLREG 0x08 |
48 | |
49 | #define PR_APTPL_MAX_IPORT_LEN 256 |
50 | #define PR_APTPL_MAX_TPORT_LEN 256 |
51 | |
52 | /* |
53 | * Function defined in target_core_spc.c |
54 | */ |
55 | void spc_gen_naa_6h_vendor_specific(struct se_device *, unsigned char *); |
56 | |
57 | extern struct kmem_cache *t10_pr_reg_cache; |
58 | |
59 | extern void core_pr_dump_initiator_port(struct t10_pr_registration *, |
60 | char *, u32); |
61 | extern void target_release_reservation(struct se_device *dev); |
62 | extern sense_reason_t target_scsi2_reservation_release(struct se_cmd *); |
63 | extern sense_reason_t target_scsi2_reservation_reserve(struct se_cmd *); |
64 | extern int core_scsi3_alloc_aptpl_registration( |
65 | struct t10_reservation *, u64, |
66 | unsigned char *, unsigned char *, u64, |
67 | unsigned char *, u16, u64, int, int, u8); |
68 | extern int core_scsi3_check_aptpl_registration(struct se_device *, |
69 | struct se_portal_group *, struct se_lun *, |
70 | struct se_node_acl *, u64); |
71 | extern void core_scsi3_free_pr_reg_from_nacl(struct se_device *, |
72 | struct se_node_acl *); |
73 | extern void core_scsi3_free_all_registrations(struct se_device *); |
74 | extern unsigned char *core_scsi3_pr_dump_type(int); |
75 | |
76 | extern sense_reason_t target_scsi3_emulate_pr_in(struct se_cmd *); |
77 | extern sense_reason_t target_scsi3_emulate_pr_out(struct se_cmd *); |
78 | extern sense_reason_t target_check_reservation(struct se_cmd *); |
79 | |
80 | #endif /* TARGET_CORE_PR_H */ |
81 | |