-static bool qlt_check_fcport_exist(struct scsi_qla_host *vha,
- struct qla_tgt_sess *sess)
-{
- struct qla_hw_data *ha = vha->hw;
- struct qla_port_24xx_data *pmap24;
- bool res, found = false;
- int rc, i;
- uint16_t loop_id = 0xFFFF; /* to eliminate compiler's warning */
- uint16_t entries;
- void *pmap;
- int pmap_len;
- fc_port_t *fcport;
- int global_resets;
- unsigned long flags;
-
-retry:
- global_resets = atomic_read(&ha->tgt.qla_tgt->tgt_global_resets_count);
-
- rc = qla2x00_get_node_name_list(vha, &pmap, &pmap_len);
- if (rc != QLA_SUCCESS) {
- res = false;
- goto out;
- }
-
- pmap24 = pmap;
- entries = pmap_len/sizeof(*pmap24);
-
- for (i = 0; i < entries; ++i) {
- if (!memcmp(sess->port_name, pmap24[i].port_name, WWN_SIZE)) {
- loop_id = le16_to_cpu(pmap24[i].loop_id);
- found = true;
- break;
- }
- }
-
- kfree(pmap);
-
- if (!found) {
- res = false;
- goto out;
- }
-
- ql_dbg(ql_dbg_tgt_mgt, vha, 0xf046,
- "qlt_check_fcport_exist(): loop_id %d", loop_id);
-
- fcport = kzalloc(sizeof(*fcport), GFP_KERNEL);
- if (fcport == NULL) {
- ql_dbg(ql_dbg_tgt_mgt, vha, 0xf047,
- "qla_target(%d): Allocation of tmp FC port failed",
- vha->vp_idx);
- res = false;
- goto out;
- }
-
- fcport->loop_id = loop_id;
-
- rc = qla2x00_get_port_database(vha, fcport, 0);
- if (rc != QLA_SUCCESS) {
- ql_dbg(ql_dbg_tgt_mgt, vha, 0xf048,
- "qla_target(%d): Failed to retrieve fcport "
- "information -- get_port_database() returned %x "
- "(loop_id=0x%04x)", vha->vp_idx, rc, loop_id);
- res = false;
- goto out_free_fcport;
- }
-
- if (global_resets !=
- atomic_read(&ha->tgt.qla_tgt->tgt_global_resets_count)) {
- ql_dbg(ql_dbg_tgt_mgt, vha, 0xf002,
- "qla_target(%d): global reset during session discovery"
- " (counter was %d, new %d), retrying",
- vha->vp_idx, global_resets,
- atomic_read(&ha->tgt.qla_tgt->tgt_global_resets_count));
- goto retry;
- }
-
- ql_dbg(ql_dbg_tgt_mgt, vha, 0xf003,
- "Updating sess %p s_id %x:%x:%x, loop_id %d) to d_id %x:%x:%x, "
- "loop_id %d", sess, sess->s_id.b.domain, sess->s_id.b.al_pa,
- sess->s_id.b.area, sess->loop_id, fcport->d_id.b.domain,
- fcport->d_id.b.al_pa, fcport->d_id.b.area, fcport->loop_id);
-
- spin_lock_irqsave(&ha->hardware_lock, flags);
- ha->tgt.tgt_ops->update_sess(sess, fcport->d_id, fcport->loop_id,
- (fcport->flags & FCF_CONF_COMP_SUPPORTED));
- spin_unlock_irqrestore(&ha->hardware_lock, flags);
-
- res = true;
-
-out_free_fcport:
- kfree(fcport);
-
-out:
- return res;
-}
-