drivers/scsi/qla2xxx/tcm_qla2xxx.h

   1 #include <target/target_core_base.h>
   2 #include <linux/btree.h>
   3
   4 #define TCM_QLA2XXX_VERSION     "v0.1"
   5 /* length of ASCII WWPNs including pad */
   6 #define TCM_QLA2XXX_NAMELEN     32
   7 /*
   8  * Number of pre-allocated per-session tags, based upon the worst-case
   9  * per port number of iocbs
  10  */
  11 #define TCM_QLA2XXX_DEFAULT_TAGS 2088
  12
  13 #include "qla_target.h"
  14
  15 struct tcm_qla2xxx_nacl {
  16         struct se_node_acl se_node_acl;
  17
  18         /* From libfc struct fc_rport->port_id */
  19         u32 nport_id;
  20         /* Binary World Wide unique Node Name for remote FC Initiator Nport */
  21         u64 nport_wwnn;
  22         /* ASCII formatted WWPN for FC Initiator Nport */
  23         char nport_name[TCM_QLA2XXX_NAMELEN];
  24         /* Pointer to qla_tgt_sess */
  25         struct qla_tgt_sess *qla_tgt_sess;
  26         /* Pointer to TCM FC nexus */
  27         struct se_session *nport_nexus;
  28 };
  29
  30 struct tcm_qla2xxx_tpg_attrib {
  31         int generate_node_acls;
  32         int cache_dynamic_acls;
  33         int demo_mode_write_protect;
  34         int prod_mode_write_protect;
  35         int demo_mode_login_only;
  36         int fabric_prot_type;
  37 };
  38
  39 struct tcm_qla2xxx_tpg {
  40         /* FC lport target portal group tag for TCM */
  41         u16 lport_tpgt;
  42         /* Atomic bit to determine TPG active status */
  43         atomic_t lport_tpg_enabled;
  44         /* Pointer back to tcm_qla2xxx_lport */
  45         struct tcm_qla2xxx_lport *lport;
  46         /* Used by tcm_qla2xxx_tpg_attrib_cit */
  47         struct tcm_qla2xxx_tpg_attrib tpg_attrib;
  48         /* Returned by tcm_qla2xxx_make_tpg() */
  49         struct se_portal_group se_tpg;
  50         /* Items for dealing with configfs_depend_item */
  51         struct completion tpg_base_comp;
  52         struct work_struct tpg_base_work;
  53 };
  54
  55 struct tcm_qla2xxx_fc_loopid {
  56         struct se_node_acl *se_nacl;
  57 };
  58
  59 struct tcm_qla2xxx_lport {
  60         /* Binary World Wide unique Port Name for FC Target Lport */
  61         u64 lport_wwpn;
  62         /* Binary World Wide unique Port Name for FC NPIV Target Lport */
  63         u64 lport_npiv_wwpn;
  64         /* Binary World Wide unique Node Name for FC NPIV Target Lport */
  65         u64 lport_npiv_wwnn;
  66         /* ASCII formatted WWPN for FC Target Lport */
  67         char lport_name[TCM_QLA2XXX_NAMELEN];
  68         /* ASCII formatted naa WWPN for VPD page 83 etc */
  69         char lport_naa_name[TCM_QLA2XXX_NAMELEN];
  70         /* map for fc_port pointers in 24-bit FC Port ID space */
  71         struct btree_head32 lport_fcport_map;
  72         /* vmalloc-ed memory for fc_port pointers for 16-bit FC loop ID */
  73         struct tcm_qla2xxx_fc_loopid *lport_loopid_map;
  74         /* Pointer to struct scsi_qla_host from qla2xxx LLD */
  75         struct scsi_qla_host *qla_vha;
  76         /* Pointer to struct qla_tgt pointer */
  77         struct qla_tgt lport_qla_tgt;
  78         /* Pointer to TPG=1 for non NPIV mode */
  79         struct tcm_qla2xxx_tpg *tpg_1;
  80         /* Returned by tcm_qla2xxx_make_lport() */
  81         struct se_wwn lport_wwn;
  82 };