drivers/target/target_core_internal.h

   1 #ifndef TARGET_CORE_INTERNAL_H
   2 #define TARGET_CORE_INTERNAL_H
   3
   4 struct target_backend {
   5         struct list_head list;
   6
   7         const struct target_backend_ops *ops;
   8
   9         struct config_item_type tb_dev_cit;
  10         struct config_item_type tb_dev_attrib_cit;
  11         struct config_item_type tb_dev_pr_cit;
  12         struct config_item_type tb_dev_wwn_cit;
  13         struct config_item_type tb_dev_alua_tg_pt_gps_cit;
  14         struct config_item_type tb_dev_stat_cit;
  15 };
  16
  17 /* target_core_alua.c */
  18 extern struct t10_alua_lu_gp *default_lu_gp;
  19
  20 /* target_core_device.c */
  21 extern struct mutex g_device_mutex;
  22 extern struct list_head g_device_list;
  23
  24 int     core_alloc_rtpi(struct se_lun *lun, struct se_device *dev);
  25 struct se_dev_entry *core_get_se_deve_from_rtpi(struct se_node_acl *, u16);
  26 void    target_pr_kref_release(struct kref *);
  27 void    core_free_device_list_for_node(struct se_node_acl *,
  28                 struct se_portal_group *);
  29 void    core_update_device_list_access(u64, u32, struct se_node_acl *);
  30 struct se_dev_entry *target_nacl_find_deve(struct se_node_acl *, u64);
  31 int     core_enable_device_list_for_node(struct se_lun *, struct se_lun_acl *,
  32                 u64, u32, struct se_node_acl *, struct se_portal_group *);
  33 void    core_disable_device_list_for_node(struct se_lun *, struct se_dev_entry *,
  34                 struct se_node_acl *, struct se_portal_group *);
  35 void    core_clear_lun_from_tpg(struct se_lun *, struct se_portal_group *);
  36 int     core_dev_add_lun(struct se_portal_group *, struct se_device *,
  37                 struct se_lun *lun);
  38 void    core_dev_del_lun(struct se_portal_group *, struct se_lun *);
  39 struct se_lun_acl *core_dev_init_initiator_node_lun_acl(struct se_portal_group *,
  40                 struct se_node_acl *, u64, int *);
  41 int     core_dev_add_initiator_node_lun_acl(struct se_portal_group *,
  42                 struct se_lun_acl *, struct se_lun *lun, u32);
  43 int     core_dev_del_initiator_node_lun_acl(struct se_lun *,
  44                 struct se_lun_acl *);
  45 void    core_dev_free_initiator_node_lun_acl(struct se_portal_group *,
  46                 struct se_lun_acl *lacl);
  47 int     core_dev_setup_virtual_lun0(void);
  48 void    core_dev_release_virtual_lun0(void);
  49 struct se_device *target_alloc_device(struct se_hba *hba, const char *name);
  50 int     target_configure_device(struct se_device *dev);
  51 void    target_free_device(struct se_device *);
  52
  53 /* target_core_configfs.c */
  54 void    target_setup_backend_cits(struct target_backend *);
  55
  56 /* target_core_fabric_lib.c */
  57 int     target_get_pr_transport_id_len(struct se_node_acl *nacl,
  58                 struct t10_pr_registration *pr_reg, int *format_code);
  59 int     target_get_pr_transport_id(struct se_node_acl *nacl,
  60                 struct t10_pr_registration *pr_reg, int *format_code,
  61                 unsigned char *buf);
  62 const char *target_parse_pr_out_transport_id(struct se_portal_group *tpg,
  63                 const char *buf, u32 *out_tid_len, char **port_nexus_ptr);
  64
  65 /* target_core_hba.c */
  66 struct se_hba *core_alloc_hba(const char *, u32, u32);
  67 int     core_delete_hba(struct se_hba *);
  68
  69 /* target_core_tmr.c */
  70 void    core_tmr_abort_task(struct se_device *, struct se_tmr_req *,
  71                         struct se_session *);
  72 int     core_tmr_lun_reset(struct se_device *, struct se_tmr_req *,
  73                 struct list_head *, struct se_cmd *);
  74
  75 /* target_core_tpg.c */
  76 extern struct se_device *g_lun0_dev;
  77
  78 struct se_node_acl *__core_tpg_get_initiator_node_acl(struct se_portal_group *tpg,
  79                 const char *);
  80 void    core_tpg_add_node_to_devs(struct se_node_acl *, struct se_portal_group *,
  81                                   struct se_lun *);
  82 void    core_tpg_wait_for_nacl_pr_ref(struct se_node_acl *);
  83 struct se_lun *core_tpg_alloc_lun(struct se_portal_group *, u64);
  84 int     core_tpg_add_lun(struct se_portal_group *, struct se_lun *,
  85                 u32, struct se_device *);
  86 void core_tpg_remove_lun(struct se_portal_group *, struct se_lun *);
  87 struct se_node_acl *core_tpg_add_initiator_node_acl(struct se_portal_group *tpg,
  88                 const char *initiatorname);
  89 void core_tpg_del_initiator_node_acl(struct se_node_acl *acl);
  90
  91 /* target_core_transport.c */
  92 extern struct kmem_cache *se_tmr_req_cache;
  93
  94 int     init_se_kmem_caches(void);
  95 void    release_se_kmem_caches(void);
  96 u32     scsi_get_new_index(scsi_index_t);
  97 void    transport_subsystem_check_init(void);
  98 void    transport_cmd_finish_abort(struct se_cmd *, int);
  99 unsigned char *transport_dump_cmd_direction(struct se_cmd *);
 100 void    transport_dump_dev_state(struct se_device *, char *, int *);
 101 void    transport_dump_dev_info(struct se_device *, struct se_lun *,
 102                 unsigned long long, char *, int *);
 103 void    transport_dump_vpd_proto_id(struct t10_vpd *, unsigned char *, int);
 104 int     transport_dump_vpd_assoc(struct t10_vpd *, unsigned char *, int);
 105 int     transport_dump_vpd_ident_type(struct t10_vpd *, unsigned char *, int);
 106 int     transport_dump_vpd_ident(struct t10_vpd *, unsigned char *, int);
 107 bool    target_stop_cmd(struct se_cmd *cmd, unsigned long *flags);
 108 void    transport_clear_lun_ref(struct se_lun *);
 109 void    transport_send_task_abort(struct se_cmd *);
 110 sense_reason_t  target_cmd_size_check(struct se_cmd *cmd, unsigned int size);
 111 void    target_qf_do_work(struct work_struct *work);
 112 bool    target_check_wce(struct se_device *dev);
 113 bool    target_check_fua(struct se_device *dev);
 114
 115 /* target_core_stat.c */
 116 void    target_stat_setup_dev_default_groups(struct se_device *);
 117 void    target_stat_setup_port_default_groups(struct se_lun *);
 118 void    target_stat_setup_mappedlun_default_groups(struct se_lun_acl *);
 119
 120 /* target_core_xcopy.c */
 121 extern struct se_portal_group xcopy_pt_tpg;
 122
 123 #endif /* TARGET_CORE_INTERNAL_H */