LXR linux/drivers/scsi/qla2xxx/tcm

   1/* SPDX-License-Identifier: GPL-2.0 */
   2#include <target/target_core_base.h>
   3#include <linux/btree.h>
   4
   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
  15struct 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 fc_port */
  25        struct fc_port *fc_port;
  26        /* Pointer to TCM FC nexus */
  27        struct se_session *nport_nexus;
  28};
  29
  30struct 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        int jam_host;
  38};
  39
  40struct tcm_qla2xxx_tpg {
  41        /* FC lport target portal group tag for TCM */
  42        u16 lport_tpgt;
  43        /* Atomic bit to determine TPG active status */
  44        atomic_t lport_tpg_enabled;
  45        /* Pointer back to tcm_qla2xxx_lport */
  46        struct tcm_qla2xxx_lport *lport;
  47        /* Used by tcm_qla2xxx_tpg_attrib_cit */
  48        struct tcm_qla2xxx_tpg_attrib tpg_attrib;
  49        /* Returned by tcm_qla2xxx_make_tpg() */
  50        struct se_portal_group se_tpg;
  51};
  52
  53struct tcm_qla2xxx_fc_loopid {
  54        struct se_node_acl *se_nacl;
  55};
  56
  57struct tcm_qla2xxx_lport {
  58        /* Binary World Wide unique Port Name for FC Target Lport */
  59        u64 lport_wwpn;
  60        /* Binary World Wide unique Port Name for FC NPIV Target Lport */
  61        u64 lport_npiv_wwpn;
  62        /* Binary World Wide unique Node Name for FC NPIV Target Lport */
  63        u64 lport_npiv_wwnn;
  64        /* ASCII formatted WWPN for FC Target Lport */
  65        char lport_name[TCM_QLA2XXX_NAMELEN];
  66        /* ASCII formatted naa WWPN for VPD page 83 etc */
  67        char lport_naa_name[TCM_QLA2XXX_NAMELEN];
  68        /* map for fc_port pointers in 24-bit FC Port ID space */
  69        struct btree_head32 lport_fcport_map;
  70        /* vmalloc-ed memory for fc_port pointers for 16-bit FC loop ID */
  71        struct tcm_qla2xxx_fc_loopid *lport_loopid_map;
  72        /* Pointer to struct scsi_qla_host from qla2xxx LLD */
  73        struct scsi_qla_host *qla_vha;
  74        /* Pointer to struct qla_tgt pointer */
  75        struct qla_tgt lport_qla_tgt;
  76        /* Pointer to TPG=1 for non NPIV mode */
  77        struct tcm_qla2xxx_tpg *tpg_1;
  78        /* Returned by tcm_qla2xxx_make_lport() */
  79        struct se_wwn lport_wwn;
  80};
  81