1b2441318SGreg Kroah-Hartman /* SPDX-License-Identifier: GPL-2.0 */ 2c66ac9dbSNicholas Bellinger #ifndef TARGET_CORE_PR_H 3c66ac9dbSNicholas Bellinger #define TARGET_CORE_PR_H 48dcf07beSBart Van Assche 58dcf07beSBart Van Assche #include <linux/types.h> 68dcf07beSBart Van Assche #include <target/target_core_base.h> 78dcf07beSBart Van Assche 8c66ac9dbSNicholas Bellinger /* 9c66ac9dbSNicholas Bellinger * PERSISTENT_RESERVE_OUT service action codes 10c66ac9dbSNicholas Bellinger * 11d65e6557SZhu Lingshan * spc5r04b section 6.15.2 Table 174 12c66ac9dbSNicholas Bellinger */ 13c66ac9dbSNicholas Bellinger #define PRO_REGISTER 0x00 14c66ac9dbSNicholas Bellinger #define PRO_RESERVE 0x01 15c66ac9dbSNicholas Bellinger #define PRO_RELEASE 0x02 16c66ac9dbSNicholas Bellinger #define PRO_CLEAR 0x03 17c66ac9dbSNicholas Bellinger #define PRO_PREEMPT 0x04 18c66ac9dbSNicholas Bellinger #define PRO_PREEMPT_AND_ABORT 0x05 19c66ac9dbSNicholas Bellinger #define PRO_REGISTER_AND_IGNORE_EXISTING_KEY 0x06 20c66ac9dbSNicholas Bellinger #define PRO_REGISTER_AND_MOVE 0x07 21d65e6557SZhu Lingshan #define PRO_REPLACE_LOST_RESERVATION 0x08 22c66ac9dbSNicholas Bellinger /* 23c66ac9dbSNicholas Bellinger * PERSISTENT_RESERVE_IN service action codes 24c66ac9dbSNicholas Bellinger * 25d65e6557SZhu Lingshan * spc5r04b section 6.14.1 Table 162 26c66ac9dbSNicholas Bellinger */ 27c66ac9dbSNicholas Bellinger #define PRI_READ_KEYS 0x00 28c66ac9dbSNicholas Bellinger #define PRI_READ_RESERVATION 0x01 29c66ac9dbSNicholas Bellinger #define PRI_REPORT_CAPABILITIES 0x02 30c66ac9dbSNicholas Bellinger #define PRI_READ_FULL_STATUS 0x03 31c66ac9dbSNicholas Bellinger /* 32c66ac9dbSNicholas Bellinger * PERSISTENT_RESERVE_ SCOPE field 33c66ac9dbSNicholas Bellinger * 34d65e6557SZhu Lingshan * spc5r04b section 6.14.3.2 Table 166 35c66ac9dbSNicholas Bellinger */ 36c66ac9dbSNicholas Bellinger #define PR_SCOPE_LU_SCOPE 0x00 37c66ac9dbSNicholas Bellinger /* 38c66ac9dbSNicholas Bellinger * PERSISTENT_RESERVE_* TYPE field 39c66ac9dbSNicholas Bellinger * 40d65e6557SZhu Lingshan * spc5r04b section 6.14.3.3 Table 167 41c66ac9dbSNicholas Bellinger */ 42c66ac9dbSNicholas Bellinger #define PR_TYPE_WRITE_EXCLUSIVE 0x01 43c66ac9dbSNicholas Bellinger #define PR_TYPE_EXCLUSIVE_ACCESS 0x03 44c66ac9dbSNicholas Bellinger #define PR_TYPE_WRITE_EXCLUSIVE_REGONLY 0x05 45c66ac9dbSNicholas Bellinger #define PR_TYPE_EXCLUSIVE_ACCESS_REGONLY 0x06 46c66ac9dbSNicholas Bellinger #define PR_TYPE_WRITE_EXCLUSIVE_ALLREG 0x07 47c66ac9dbSNicholas Bellinger #define PR_TYPE_EXCLUSIVE_ACCESS_ALLREG 0x08 48c66ac9dbSNicholas Bellinger 49c66ac9dbSNicholas Bellinger #define PR_APTPL_MAX_IPORT_LEN 256 50c66ac9dbSNicholas Bellinger #define PR_APTPL_MAX_TPORT_LEN 256 51c66ac9dbSNicholas Bellinger 528a0bedd3SRashika Kheria /* 538a0bedd3SRashika Kheria * Function defined in target_core_spc.c 548a0bedd3SRashika Kheria */ 55*17f947b8SSergey Samoylenko void spc_gen_naa_6h_vendor_specific(struct se_device *, unsigned char *); 568a0bedd3SRashika Kheria 57c66ac9dbSNicholas Bellinger extern struct kmem_cache *t10_pr_reg_cache; 58c66ac9dbSNicholas Bellinger 59d2843c17SAndy Grover extern void core_pr_dump_initiator_port(struct t10_pr_registration *, 60c66ac9dbSNicholas Bellinger char *, u32); 61fae43461SBart Van Assche extern void target_release_reservation(struct se_device *dev); 62de103c93SChristoph Hellwig extern sense_reason_t target_scsi2_reservation_release(struct se_cmd *); 63de103c93SChristoph Hellwig extern sense_reason_t target_scsi2_reservation_reserve(struct se_cmd *); 64c66ac9dbSNicholas Bellinger extern int core_scsi3_alloc_aptpl_registration( 65e3d6f909SAndy Grover struct t10_reservation *, u64, 66f2d30680SHannes Reinecke unsigned char *, unsigned char *, u64, 67f2d30680SHannes Reinecke unsigned char *, u16, u64, int, int, u8); 68c66ac9dbSNicholas Bellinger extern int core_scsi3_check_aptpl_registration(struct se_device *, 69c66ac9dbSNicholas Bellinger struct se_portal_group *, struct se_lun *, 70f2d30680SHannes Reinecke struct se_node_acl *, u64); 71c66ac9dbSNicholas Bellinger extern void core_scsi3_free_pr_reg_from_nacl(struct se_device *, 72c66ac9dbSNicholas Bellinger struct se_node_acl *); 73c66ac9dbSNicholas Bellinger extern void core_scsi3_free_all_registrations(struct se_device *); 74c66ac9dbSNicholas Bellinger extern unsigned char *core_scsi3_pr_dump_type(int); 75617c0e06SChristoph Hellwig 76de103c93SChristoph Hellwig extern sense_reason_t target_scsi3_emulate_pr_in(struct se_cmd *); 77de103c93SChristoph Hellwig extern sense_reason_t target_scsi3_emulate_pr_out(struct se_cmd *); 78de103c93SChristoph Hellwig extern sense_reason_t target_check_reservation(struct se_cmd *); 79c66ac9dbSNicholas Bellinger 80c66ac9dbSNicholas Bellinger #endif /* TARGET_CORE_PR_H */ 81