text: /*******************************************************************
   * This file is part of the Emulex Linux Device Driver for         *
   * Fibre Channel Host Bus Adapters.                                *
   * Copyright (C) 2017-2018 Broadcom. All Rights Reserved. The term *
   * “Broadcom” refers to Broadcom Limited and/or its subsidiaries.  *
   * Copyright (C) 2004-2016 Emulex.  All rights reserved.           *
   * EMULEX and SLI are trademarks of Emulex.                        *
   * www.broadcom.com                                                *
   *                                                                 *
   * This program is free software; you can redistribute it and/or   *
   * modify it under the terms of version 2 of the GNU General       *
   * Public License as published by the Free Software Foundation.    *
   * This program is distributed in the hope that it will be useful. *
   * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND          *
   * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY,  *
   * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE      *
   * DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD *
   * TO BE LEGALLY INVALID.  See the GNU General Public License for  *
   * more details, a copy of which can be found in the file COPYING  *
   * included with this package.                                     *
   *******************************************************************/
  
  /*
   * Fibre Channel SCSI LAN Device Driver CT support: FC Generic Services FC-GS
   */
  
  #include <linux/blkdev.h>
  #include <linux/pci.h>
  #include <linux/interrupt.h>
  #include <linux/slab.h>
  #include <linux/utsname.h>
  
  #include <scsi/scsi.h>
  #include <scsi/scsi_device.h>
  #include <scsi/scsi_host.h>
  #include <scsi/scsi_transport_fc.h>
  #include <scsi/fc/fc_fs.h>
  
  #include "lpfc_hw4.h"
  #include "lpfc_hw.h"
  #include "lpfc_sli.h"
  #include "lpfc_sli4.h"
  #include "lpfc_nl.h"
  #include "lpfc_disc.h"
  #include "lpfc.h"
  #include "lpfc_scsi.h"
  #include "lpfc_nvme.h"
  #include "lpfc_logmsg.h"
  #include "lpfc_crtn.h"
  #include "lpfc_version.h"
  #include "lpfc_vport.h"
  #include "lpfc_debugfs.h"
  
  /* FDMI Port Speed definitions - FC-GS-7 */
  #define HBA_PORTSPEED_1GFC		0x00000001	/* 1G FC */
  #define HBA_PORTSPEED_2GFC		0x00000002	/* 2G FC */
  #define HBA_PORTSPEED_4GFC		0x00000008	/* 4G FC */
  #define HBA_PORTSPEED_10GFC		0x00000004	/* 10G FC */
  #define HBA_PORTSPEED_8GFC		0x00000010	/* 8G FC */
  #define HBA_PORTSPEED_16GFC		0x00000020	/* 16G FC */
  #define HBA_PORTSPEED_32GFC		0x00000040	/* 32G FC */
  #define HBA_PORTSPEED_20GFC		0x00000080	/* 20G FC */
  #define HBA_PORTSPEED_40GFC		0x00000100	/* 40G FC */
  #define HBA_PORTSPEED_128GFC		0x00000200	/* 128G FC */
  #define HBA_PORTSPEED_64GFC		0x00000400	/* 64G FC */
  #define HBA_PORTSPEED_256GFC		0x00000800	/* 256G FC */
  #define HBA_PORTSPEED_UNKNOWN		0x00008000	/* Unknown */
  #define HBA_PORTSPEED_10GE		0x00010000	/* 10G E */
  #define HBA_PORTSPEED_40GE		0x00020000	/* 40G E */
  #define HBA_PORTSPEED_100GE		0x00040000	/* 100G E */
  #define HBA_PORTSPEED_25GE		0x00080000	/* 25G E */
  #define HBA_PORTSPEED_50GE		0x00100000	/* 50G E */
  #define HBA_PORTSPEED_400GE		0x00200000	/* 400G E */
  
  #define FOURBYTES	4
  
  
  static char *lpfc_release_version = LPFC_DRIVER_VERSION;
  
  static void
  lpfc_ct_ignore_hbq_buffer(struct lpfc_hba *phba, struct lpfc_iocbq *piocbq,
  			  struct lpfc_dmabuf *mp, uint32_t size)
  {
  	if (!mp) {
  		lpfc_printf_log(phba, KERN_INFO, LOG_ELS,
  				"0146 Ignoring unsolicited CT No HBQ "
  				"status = x%x\n",
  				piocbq->iocb.ulpStatus);
  	}
  	lpfc_printf_log(phba, KERN_INFO, LOG_ELS,
  			"0145 Ignoring unsolicted CT HBQ Size:%d "
  			"status = x%x\n",
  			size, piocbq->iocb.ulpStatus);
  }
  
  static void
  lpfc_ct_unsol_buffer(struct lpfc_hba *phba, struct lpfc_iocbq *piocbq,
  		     struct lpfc_dmabuf *mp, uint32_t size)
  {
  	lpfc_ct_ignore_hbq_buffer(phba, piocbq, mp, size);
  }
  
  void
  lpfc_ct_unsol_event(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
  		    struct lpfc_iocbq *piocbq)
  {
  	struct lpfc_dmabuf *mp = NULL;
  	IOCB_t *icmd = &piocbq->iocb;
  	int i;
  	struct lpfc_iocbq *iocbq;
  	dma_addr_t paddr;
  	uint32_t size;
  	struct list_head head;
  	struct lpfc_dmabuf *bdeBuf;
  
  	if (lpfc_bsg_ct_unsol_event(phba, pring, piocbq) == 0)
  		return;
  
  	if (unlikely(icmd->ulpStatus == IOSTAT_NEED_BUFFER)) {
  		lpfc_sli_hbqbuf_add_hbqs(phba, LPFC_ELS_HBQ);
  	} else if ((icmd->ulpStatus == IOSTAT_LOCAL_REJECT) &&
  		   ((icmd->un.ulpWord[4] & IOERR_PARAM_MASK) ==
  		   IOERR_RCV_BUFFER_WAITING)) {
  		/* Not enough posted buffers; Try posting more buffers */
  		phba->fc_stat.NoRcvBuf++;
  		if (!(phba->sli3_options & LPFC_SLI3_HBQ_ENABLED))
  			lpfc_post_buffer(phba, pring, 2);
  		return;
  	}
  
  	/* If there are no BDEs associated with this IOCB,
  	 * there is nothing to do.
  	 */
  	if (icmd->ulpBdeCount == 0)
  		return;
  
  	if (phba->sli3_options & LPFC_SLI3_HBQ_ENABLED) {
  		INIT_LIST_HEAD(&head);
  		list_add_tail(&head, &piocbq->list);
  		list_for_each_entry(iocbq, &head, list) {
  			icmd = &iocbq->iocb;
  			if (icmd->ulpBdeCount == 0)
  				continue;
  			bdeBuf = iocbq->context2;
  			iocbq->context2 = NULL;
  			size  = icmd->un.cont64[0].tus.f.bdeSize;
  			lpfc_ct_unsol_buffer(phba, piocbq, bdeBuf, size);
  			lpfc_in_buf_free(phba, bdeBuf);
  			if (icmd->ulpBdeCount == 2) {
  				bdeBuf = iocbq->context3;
  				iocbq->context3 = NULL;
  				size  = icmd->unsli3.rcvsli3.bde2.tus.f.bdeSize;
  				lpfc_ct_unsol_buffer(phba, piocbq, bdeBuf,
  						     size);
  				lpfc_in_buf_free(phba, bdeBuf);
  			}
  		}
  		list_del(&head);
  	} else {
  		INIT_LIST_HEAD(&head);
  		list_add_tail(&head, &piocbq->list);
  		list_for_each_entry(iocbq, &head, list) {
  			icmd = &iocbq->iocb;
  			if (icmd->ulpBdeCount == 0)
  				lpfc_ct_unsol_buffer(phba, iocbq, NULL, 0);
  			for (i = 0; i < icmd->ulpBdeCount; i++) {
  				paddr = getPaddr(icmd->un.cont64[i].addrHigh,
  						 icmd->un.cont64[i].addrLow);
  				mp = lpfc_sli_ringpostbuf_get(phba, pring,
  							      paddr);
  				size = icmd->un.cont64[i].tus.f.bdeSize;
  				lpfc_ct_unsol_buffer(phba, iocbq, mp, size);
  				lpfc_in_buf_free(phba, mp);
  			}
  			lpfc_post_buffer(phba, pring, i);
  		}
  		list_del(&head);
  	}
  }
  
  /**
   * lpfc_ct_handle_unsol_abort - ct upper level protocol abort handler
   * @phba: Pointer to HBA context object.
   * @dmabuf: pointer to a dmabuf that describes the FC sequence
   *
   * This function serves as the upper level protocol abort handler for CT
   * protocol.
   *
   * Return 1 if abort has been handled, 0 otherwise.
   **/
  int
  lpfc_ct_handle_unsol_abort(struct lpfc_hba *phba, struct hbq_dmabuf *dmabuf)
  {
  	int handled;
  
  	/* CT upper level goes through BSG */
  	handled = lpfc_bsg_ct_unsol_abort(phba, dmabuf);
  
  	return handled;
  }
  
  static void
  lpfc_free_ct_rsp(struct lpfc_hba *phba, struct lpfc_dmabuf *mlist)
  {
  	struct lpfc_dmabuf *mlast, *next_mlast;
  
  	list_for_each_entry_safe(mlast, next_mlast, &mlist->list, list) {
  		lpfc_mbuf_free(phba, mlast->virt, mlast->phys);
  		list_del(&mlast->list);
  		kfree(mlast);
  	}
  	lpfc_mbuf_free(phba, mlist->virt, mlist->phys);
  	kfree(mlist);
  	return;
  }
  
  static struct lpfc_dmabuf *
  lpfc_alloc_ct_rsp(struct lpfc_hba *phba, int cmdcode, struct ulp_bde64 *bpl,
  		  uint32_t size, int *entries)
  {
  	struct lpfc_dmabuf *mlist = NULL;
  	struct lpfc_dmabuf *mp;
  	int cnt, i = 0;
  
  	/* We get chunks of FCELSSIZE */
  	cnt = size > FCELSSIZE ? FCELSSIZE: size;
  
  	while (size) {
  		/* Allocate buffer for rsp payload */
  		mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
  		if (!mp) {
  			if (mlist)
  				lpfc_free_ct_rsp(phba, mlist);
  			return NULL;
  		}
  
  		INIT_LIST_HEAD(&mp->list);
  
  		if (cmdcode == be16_to_cpu(SLI_CTNS_GID_FT) ||
  		    cmdcode == be16_to_cpu(SLI_CTNS_GFF_ID))
  			mp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(mp->phys));
  		else
  			mp->virt = lpfc_mbuf_alloc(phba, 0, &(mp->phys));
  
  		if (!mp->virt) {
  			kfree(mp);
  			if (mlist)
  				lpfc_free_ct_rsp(phba, mlist);
  			return NULL;
  		}
  
  		/* Queue it to a linked list */
  		if (!mlist)
  			mlist = mp;
  		else
  			list_add_tail(&mp->list, &mlist->list);
  
  		bpl->tus.f.bdeFlags = BUFF_TYPE_BDE_64I;
  		/* build buffer ptr list for IOCB */
  		bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys) );
  		bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys) );
  		bpl->tus.f.bdeSize = (uint16_t) cnt;
  		bpl->tus.w = le32_to_cpu(bpl->tus.w);
  		bpl++;
  
  		i++;
  		size -= cnt;
  	}
  
  	*entries = i;
  	return mlist;
  }
  
  int
  lpfc_ct_free_iocb(struct lpfc_hba *phba, struct lpfc_iocbq *ctiocb)
  {
  	struct lpfc_dmabuf *buf_ptr;
  
  	if (ctiocb->context_un.ndlp) {
  		lpfc_nlp_put(ctiocb->context_un.ndlp);
  		ctiocb->context_un.ndlp = NULL;
  	}
  	if (ctiocb->context1) {
  		buf_ptr = (struct lpfc_dmabuf *) ctiocb->context1;
  		lpfc_mbuf_free(phba, buf_ptr->virt, buf_ptr->phys);
  		kfree(buf_ptr);
  		ctiocb->context1 = NULL;
  	}
  	if (ctiocb->context2) {
  		lpfc_free_ct_rsp(phba, (struct lpfc_dmabuf *) ctiocb->context2);
  		ctiocb->context2 = NULL;
  	}
  
  	if (ctiocb->context3) {
  		buf_ptr = (struct lpfc_dmabuf *) ctiocb->context3;
  		lpfc_mbuf_free(phba, buf_ptr->virt, buf_ptr->phys);
  		kfree(buf_ptr);
  		ctiocb->context3 = NULL;
  	}
  	lpfc_sli_release_iocbq(phba, ctiocb);
  	return 0;
  }
  
  /**
   * lpfc_gen_req - Build and issue a GEN_REQUEST command  to the SLI Layer
   * @vport: pointer to a host virtual N_Port data structure.
   * @bmp: Pointer to BPL for SLI command
   * @inp: Pointer to data buffer for response data.
   * @outp: Pointer to data buffer that hold the CT command.
   * @cmpl: completion routine to call when command completes
   * @ndlp: Destination NPort nodelist entry
   *
   * This function as the final part for issuing a CT command.
   */
  static int
  lpfc_gen_req(struct lpfc_vport *vport, struct lpfc_dmabuf *bmp,
  	     struct lpfc_dmabuf *inp, struct lpfc_dmabuf *outp,
  	     void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *,
  		     struct lpfc_iocbq *),
  	     struct lpfc_nodelist *ndlp, uint32_t usr_flg, uint32_t num_entry,
  	     uint32_t tmo, uint8_t retry)
  {
  	struct lpfc_hba  *phba = vport->phba;
  	IOCB_t *icmd;
  	struct lpfc_iocbq *geniocb;
  	int rc;
  
  	/* Allocate buffer for  command iocb */
  	geniocb = lpfc_sli_get_iocbq(phba);
  
  	if (geniocb == NULL)
  		return 1;
  
  	icmd = &geniocb->iocb;
  	icmd->un.genreq64.bdl.ulpIoTag32 = 0;
  	icmd->un.genreq64.bdl.addrHigh = putPaddrHigh(bmp->phys);
  	icmd->un.genreq64.bdl.addrLow = putPaddrLow(bmp->phys);
  	icmd->un.genreq64.bdl.bdeFlags = BUFF_TYPE_BLP_64;
  	icmd->un.genreq64.bdl.bdeSize = (num_entry * sizeof(struct ulp_bde64));
  
  	if (usr_flg)
  		geniocb->context3 = NULL;
  	else
  		geniocb->context3 = (uint8_t *) bmp;
  
  	/* Save for completion so we can release these resources */
  	geniocb->context1 = (uint8_t *) inp;
  	geniocb->context2 = (uint8_t *) outp;
  	geniocb->context_un.ndlp = lpfc_nlp_get(ndlp);
  
  	/* Fill in payload, bp points to frame payload */
  	icmd->ulpCommand = CMD_GEN_REQUEST64_CR;
  
  	/* Fill in rest of iocb */
  	icmd->un.genreq64.w5.hcsw.Fctl = (SI | LA);
  	icmd->un.genreq64.w5.hcsw.Dfctl = 0;
  	icmd->un.genreq64.w5.hcsw.Rctl = FC_RCTL_DD_UNSOL_CTL;
  	icmd->un.genreq64.w5.hcsw.Type = FC_TYPE_CT;
  
  	if (!tmo) {
  		 /* FC spec states we need 3 * ratov for CT requests */
  		tmo = (3 * phba->fc_ratov);
  	}
  	icmd->ulpTimeout = tmo;
  	icmd->ulpBdeCount = 1;
  	icmd->ulpLe = 1;
  	icmd->ulpClass = CLASS3;
  	icmd->ulpContext = ndlp->nlp_rpi;
  	if (phba->sli_rev == LPFC_SLI_REV4)
  		icmd->ulpContext = phba->sli4_hba.rpi_ids[ndlp->nlp_rpi];
  
  	if (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) {
  		/* For GEN_REQUEST64_CR, use the RPI */
  		icmd->ulpCt_h = 0;
  		icmd->ulpCt_l = 0;
  	}
  
  	/* Issue GEN REQ IOCB for NPORT <did> */
  	lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS,
  			 "0119 Issue GEN REQ IOCB to NPORT x%x "
  			 "Data: x%x x%x\n",
  			 ndlp->nlp_DID, icmd->ulpIoTag,
  			 vport->port_state);
  	geniocb->iocb_cmpl = cmpl;
  	geniocb->drvrTimeout = icmd->ulpTimeout + LPFC_DRVR_TIMEOUT;
  	geniocb->vport = vport;
  	geniocb->retry = retry;
  	rc = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING, geniocb, 0);
  
  	if (rc == IOCB_ERROR) {
  		lpfc_sli_release_iocbq(phba, geniocb);
  		return 1;
  	}
  
  	return 0;
  }
  
  /**
   * lpfc_ct_cmd - Build and issue a CT command
   * @vport: pointer to a host virtual N_Port data structure.
   * @inmp: Pointer to data buffer for response data.
   * @bmp: Pointer to BPL for SLI command
   * @ndlp: Destination NPort nodelist entry
   * @cmpl: completion routine to call when command completes
   *
   * This function is called for issuing a CT command.
   */
  static int
  lpfc_ct_cmd(struct lpfc_vport *vport, struct lpfc_dmabuf *inmp,
  	    struct lpfc_dmabuf *bmp, struct lpfc_nodelist *ndlp,
  	    void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *,
  			  struct lpfc_iocbq *),
  	    uint32_t rsp_size, uint8_t retry)
  {
  	struct lpfc_hba  *phba = vport->phba;
  	struct ulp_bde64 *bpl = (struct ulp_bde64 *) bmp->virt;
  	struct lpfc_dmabuf *outmp;
  	int cnt = 0, status;
  	int cmdcode = ((struct lpfc_sli_ct_request *) inmp->virt)->
  		CommandResponse.bits.CmdRsp;
  
  	bpl++;			/* Skip past ct request */
  
  	/* Put buffer(s) for ct rsp in bpl */
  	outmp = lpfc_alloc_ct_rsp(phba, cmdcode, bpl, rsp_size, &cnt);
  	if (!outmp)
  		return -ENOMEM;
  	/*
  	 * Form the CT IOCB.  The total number of BDEs in this IOCB
  	 * is the single command plus response count from
  	 * lpfc_alloc_ct_rsp.
  	 */
  	cnt += 1;
  	status = lpfc_gen_req(vport, bmp, inmp, outmp, cmpl, ndlp, 0,
  			      cnt, 0, retry);
  	if (status) {
  		lpfc_free_ct_rsp(phba, outmp);
  		return -ENOMEM;
  	}
  	return 0;
  }
  
  struct lpfc_vport *
  lpfc_find_vport_by_did(struct lpfc_hba *phba, uint32_t did) {
  	struct lpfc_vport *vport_curr;
  	unsigned long flags;
  
  	spin_lock_irqsave(&phba->hbalock, flags);
  	list_for_each_entry(vport_curr, &phba->port_list, listentry) {
  		if ((vport_curr->fc_myDID) && (vport_curr->fc_myDID == did)) {
  			spin_unlock_irqrestore(&phba->hbalock, flags);
  			return vport_curr;
  		}
  	}
  	spin_unlock_irqrestore(&phba->hbalock, flags);
  	return NULL;
  }
  
  static void
  lpfc_prep_node_fc4type(struct lpfc_vport *vport, uint32_t Did, uint8_t fc4_type)
  {
  	struct lpfc_nodelist *ndlp;
  
  	if ((vport->port_type != LPFC_NPIV_PORT) ||
  	    !(vport->ct_flags & FC_CT_RFF_ID) || !vport->cfg_restrict_login) {
  
  		ndlp = lpfc_setup_disc_node(vport, Did);
  
  		if (ndlp && NLP_CHK_NODE_ACT(ndlp)) {
  			lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
  				"Parse GID_FTrsp: did:x%x flg:x%x x%x",
  				Did, ndlp->nlp_flag, vport->fc_flag);
  
  			/* By default, the driver expects to support FCP FC4 */
  			if (fc4_type == FC_TYPE_FCP)
  				ndlp->nlp_fc4_type |= NLP_FC4_FCP;
  
  			if (fc4_type == FC_TYPE_NVME)
  				ndlp->nlp_fc4_type |= NLP_FC4_NVME;
  
  			lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
  					 "0238 Process x%06x NameServer Rsp "
  					 "Data: x%x x%x x%x x%x\n", Did,
  					 ndlp->nlp_flag, ndlp->nlp_fc4_type,
  					 vport->fc_flag,
  					 vport->fc_rscn_id_cnt);
  		} else {
  			lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
  				"Skip1 GID_FTrsp: did:x%x flg:x%x cnt:%d",
  				Did, vport->fc_flag, vport->fc_rscn_id_cnt);
  
  			lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
  					 "0239 Skip x%06x NameServer Rsp "
  					 "Data: x%x x%x\n", Did,
  					 vport->fc_flag,
  					 vport->fc_rscn_id_cnt);
  		}
  	} else {
  		if (!(vport->fc_flag & FC_RSCN_MODE) ||
  		    lpfc_rscn_payload_check(vport, Did)) {
  			lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
  				"Query GID_FTrsp: did:x%x flg:x%x cnt:%d",
  				Did, vport->fc_flag, vport->fc_rscn_id_cnt);
  
  			/*
  			 * This NPortID was previously a FCP/NVMe target,
  			 * Don't even bother to send GFF_ID.
  			 */
  			ndlp = lpfc_findnode_did(vport, Did);
  			if (ndlp && NLP_CHK_NODE_ACT(ndlp) &&
  			    (ndlp->nlp_type &
  			    (NLP_FCP_TARGET | NLP_NVME_TARGET))) {
  				if (fc4_type == FC_TYPE_FCP)
  					ndlp->nlp_fc4_type |= NLP_FC4_FCP;
  				if (fc4_type == FC_TYPE_NVME)
  					ndlp->nlp_fc4_type |= NLP_FC4_NVME;
  				lpfc_setup_disc_node(vport, Did);
  			} else if (lpfc_ns_cmd(vport, SLI_CTNS_GFF_ID,
  				   0, Did) == 0)
  				vport->num_disc_nodes++;
  			else
  				lpfc_setup_disc_node(vport, Did);
  		} else {
  			lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
  				"Skip2 GID_FTrsp: did:x%x flg:x%x cnt:%d",
  				Did, vport->fc_flag, vport->fc_rscn_id_cnt);
  
  			lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
  					 "0245 Skip x%06x NameServer Rsp "
  					 "Data: x%x x%x\n", Did,
  					 vport->fc_flag,
  					 vport->fc_rscn_id_cnt);
  		}
  	}
  }
  
  static void
  lpfc_ns_rsp_audit_did(struct lpfc_vport *vport, uint32_t Did, uint8_t fc4_type)
  {
  	struct lpfc_hba *phba = vport->phba;
  	struct lpfc_nodelist *ndlp = NULL;
  	struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
  
  	/*
  	 * To conserve rpi's, filter out addresses for other
  	 * vports on the same physical HBAs.
  	 */
  	if (Did != vport->fc_myDID &&
  	    (!lpfc_find_vport_by_did(phba, Did) ||
  	     vport->cfg_peer_port_login)) {
  		if (!phba->nvmet_support) {
  			/* FCPI/NVMEI path. Process Did */
  			lpfc_prep_node_fc4type(vport, Did, fc4_type);
  			return;
  		}
  		/* NVMET path.  NVMET only cares about NVMEI nodes. */
  		list_for_each_entry(ndlp, &vport->fc_nodes, nlp_listp) {
  			if (ndlp->nlp_type != NLP_NVME_INITIATOR ||
  			    ndlp->nlp_state != NLP_STE_UNMAPPED_NODE)
  				continue;
  			spin_lock_irq(shost->host_lock);
  			if (ndlp->nlp_DID == Did)
  				ndlp->nlp_flag &= ~NLP_NVMET_RECOV;
  			else
  				ndlp->nlp_flag |= NLP_NVMET_RECOV;
  			spin_unlock_irq(shost->host_lock);
  		}
  	}
  }
  
  static int
  lpfc_ns_rsp(struct lpfc_vport *vport, struct lpfc_dmabuf *mp, uint8_t fc4_type,
  	    uint32_t Size)
  {
  	struct lpfc_sli_ct_request *Response =
  		(struct lpfc_sli_ct_request *) mp->virt;
  	struct lpfc_dmabuf *mlast, *next_mp;
  	uint32_t *ctptr = (uint32_t *) & Response->un.gid.PortType;
  	uint32_t Did, CTentry;
  	int Cnt;
  	struct list_head head;
  	struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
  	struct lpfc_nodelist *ndlp = NULL;
  
  	lpfc_set_disctmo(vport);
  	vport->num_disc_nodes = 0;
  	vport->fc_ns_retry = 0;
  
  
  	list_add_tail(&head, &mp->list);
  	list_for_each_entry_safe(mp, next_mp, &head, list) {
  		mlast = mp;
  
  		Cnt = Size  > FCELSSIZE ? FCELSSIZE : Size;
  
  		Size -= Cnt;
  
  		if (!ctptr) {
  			ctptr = (uint32_t *) mlast->virt;
  		} else
  			Cnt -= 16;	/* subtract length of CT header */
  
  		/* Loop through entire NameServer list of DIDs */
  		while (Cnt >= sizeof(uint32_t)) {
  			/* Get next DID from NameServer List */
  			CTentry = *ctptr++;
  			Did = ((be32_to_cpu(CTentry)) & Mask_DID);
  			lpfc_ns_rsp_audit_did(vport, Did, fc4_type);
  			if (CTentry & (cpu_to_be32(SLI_CT_LAST_ENTRY)))
  				goto nsout1;
  
  			Cnt -= sizeof(uint32_t);
  		}
  		ctptr = NULL;
  
  	}
  
  	/* All GID_FT entries processed.  If the driver is running in
  	 * in target mode, put impacted nodes into recovery and drop
  	 * the RPI to flush outstanding IO.
  	 */
  	if (vport->phba->nvmet_support) {
  		list_for_each_entry(ndlp, &vport->fc_nodes, nlp_listp) {
  			if (!(ndlp->nlp_flag & NLP_NVMET_RECOV))
  				continue;
  			lpfc_disc_state_machine(vport, ndlp, NULL,
  						NLP_EVT_DEVICE_RECOVERY);
  			spin_lock_irq(shost->host_lock);
  			ndlp->nlp_flag &= ~NLP_NVMET_RECOV;
  			spin_unlock_irq(shost->host_lock);
  		}
  	}
  
  nsout1:
  	list_del(&head);
  	return 0;
  }
  
  static void
  lpfc_cmpl_ct_cmd_gid_ft(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
  			struct lpfc_iocbq *rspiocb)
  {
  	struct lpfc_vport *vport = cmdiocb->vport;
  	struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
  	IOCB_t *irsp;
  	struct lpfc_dmabuf *outp;
  	struct lpfc_dmabuf *inp;
  	struct lpfc_sli_ct_request *CTrsp;
  	struct lpfc_sli_ct_request *CTreq;
  	struct lpfc_nodelist *ndlp;
  	int rc, type;
  
  	/* First save ndlp, before we overwrite it */
  	ndlp = cmdiocb->context_un.ndlp;
  
  	/* we pass cmdiocb to state machine which needs rspiocb as well */
  	cmdiocb->context_un.rsp_iocb = rspiocb;
  	inp = (struct lpfc_dmabuf *) cmdiocb->context1;
  	outp = (struct lpfc_dmabuf *) cmdiocb->context2;
  	irsp = &rspiocb->iocb;
  
  	lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
  		 "GID_FT cmpl:     status:x%x/x%x rtry:%d",
  		irsp->ulpStatus, irsp->un.ulpWord[4], vport->fc_ns_retry);
  
  	/* Don't bother processing response if vport is being torn down. */
  	if (vport->load_flag & FC_UNLOADING) {
  		if (vport->fc_flag & FC_RSCN_MODE)
  			lpfc_els_flush_rscn(vport);
  		goto out;
  	}
  
  	if (lpfc_els_chk_latt(vport)) {
  		lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
  				 "0216 Link event during NS query\n");
  		if (vport->fc_flag & FC_RSCN_MODE)
  			lpfc_els_flush_rscn(vport);
  		lpfc_vport_set_state(vport, FC_VPORT_FAILED);
  		goto out;
  	}
  	if (lpfc_error_lost_link(irsp)) {
  		lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
  				 "0226 NS query failed due to link event\n");
  		if (vport->fc_flag & FC_RSCN_MODE)
  			lpfc_els_flush_rscn(vport);
  		goto out;
  	}
  
  	spin_lock_irq(shost->host_lock);
  	if (vport->fc_flag & FC_RSCN_DEFERRED) {
  		vport->fc_flag &= ~FC_RSCN_DEFERRED;
  		spin_unlock_irq(shost->host_lock);
  
  		/*
  		 * Skip processing the NS response
  		 * Re-issue the NS cmd
  		 */
  		lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS,
  				 "0151 Process Deferred RSCN Data: x%x x%x\n",
  				 vport->fc_flag, vport->fc_rscn_id_cnt);
  		lpfc_els_handle_rscn(vport);
  
  		goto out;
  	}
  	spin_unlock_irq(shost->host_lock);
  
  	if (irsp->ulpStatus) {
  		/* Check for retry */
  		if (vport->fc_ns_retry < LPFC_MAX_NS_RETRY) {
  			if (irsp->ulpStatus != IOSTAT_LOCAL_REJECT ||
  			    (irsp->un.ulpWord[4] & IOERR_PARAM_MASK) !=
  			    IOERR_NO_RESOURCES)
  				vport->fc_ns_retry++;
  
  			type = lpfc_get_gidft_type(vport, cmdiocb);
  			if (type == 0)
  				goto out;
  
  			/* CT command is being retried */
  			vport->gidft_inp--;
  			rc = lpfc_ns_cmd(vport, SLI_CTNS_GID_FT,
  					 vport->fc_ns_retry, type);
  			if (rc == 0)
  				goto out;
  		}
  		if (vport->fc_flag & FC_RSCN_MODE)
  			lpfc_els_flush_rscn(vport);
  		lpfc_vport_set_state(vport, FC_VPORT_FAILED);
  		lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS,
  				 "0257 GID_FT Query error: 0x%x 0x%x\n",
  				 irsp->ulpStatus, vport->fc_ns_retry);
  	} else {
  		/* Good status, continue checking */
  		CTreq = (struct lpfc_sli_ct_request *) inp->virt;
  		CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
  		if (CTrsp->CommandResponse.bits.CmdRsp ==
  		    cpu_to_be16(SLI_CT_RESPONSE_FS_ACC)) {
  			lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
  					 "0208 NameServer Rsp Data: x%x x%x\n",
  					 vport->fc_flag,
  					 CTreq->un.gid.Fc4Type);
  
  			lpfc_ns_rsp(vport,
  				    outp,
  				    CTreq->un.gid.Fc4Type,
  				    (uint32_t) (irsp->un.genreq64.bdl.bdeSize));
  		} else if (CTrsp->CommandResponse.bits.CmdRsp ==
  			   be16_to_cpu(SLI_CT_RESPONSE_FS_RJT)) {
  			/* NameServer Rsp Error */
  			if ((CTrsp->ReasonCode == SLI_CT_UNABLE_TO_PERFORM_REQ)
  			    && (CTrsp->Explanation == SLI_CT_NO_FC4_TYPES)) {
  				lpfc_printf_vlog(vport, KERN_INFO,
  					LOG_DISCOVERY,
  					"0269 No NameServer Entries "
  					"Data: x%x x%x x%x x%x\n",
  					CTrsp->CommandResponse.bits.CmdRsp,
  					(uint32_t) CTrsp->ReasonCode,
  					(uint32_t) CTrsp->Explanation,
  					vport->fc_flag);
  
  				lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
  				"GID_FT no entry  cmd:x%x rsn:x%x exp:x%x",
  				(uint32_t)CTrsp->CommandResponse.bits.CmdRsp,
  				(uint32_t) CTrsp->ReasonCode,
  				(uint32_t) CTrsp->Explanation);
  			} else {
  				lpfc_printf_vlog(vport, KERN_INFO,
  					LOG_DISCOVERY,
  					"0240 NameServer Rsp Error "
  					"Data: x%x x%x x%x x%x\n",
  					CTrsp->CommandResponse.bits.CmdRsp,
  					(uint32_t) CTrsp->ReasonCode,
  					(uint32_t) CTrsp->Explanation,
  					vport->fc_flag);
  
  				lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
  				"GID_FT rsp err1  cmd:x%x rsn:x%x exp:x%x",
  				(uint32_t)CTrsp->CommandResponse.bits.CmdRsp,
  				(uint32_t) CTrsp->ReasonCode,
  				(uint32_t) CTrsp->Explanation);
  			}
  
  
  		} else {
  			/* NameServer Rsp Error */
  			lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
  					"0241 NameServer Rsp Error "
  					"Data: x%x x%x x%x x%x\n",
  					CTrsp->CommandResponse.bits.CmdRsp,
  					(uint32_t) CTrsp->ReasonCode,
  					(uint32_t) CTrsp->Explanation,
  					vport->fc_flag);
  
  			lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
  				"GID_FT rsp err2  cmd:x%x rsn:x%x exp:x%x",
  				(uint32_t)CTrsp->CommandResponse.bits.CmdRsp,
  				(uint32_t) CTrsp->ReasonCode,
  				(uint32_t) CTrsp->Explanation);
  		}
  		vport->gidft_inp--;
  	}
  	/* Link up / RSCN discovery */
  	if ((vport->num_disc_nodes == 0) &&
  	    (vport->gidft_inp == 0)) {
  		/*
  		 * The driver has cycled through all Nports in the RSCN payload.
  		 * Complete the handling by cleaning up and marking the
  		 * current driver state.
  		 */
  		if (vport->port_state >= LPFC_DISC_AUTH) {
  			if (vport->fc_flag & FC_RSCN_MODE) {
  				lpfc_els_flush_rscn(vport);
  				spin_lock_irq(shost->host_lock);
  				vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */
  				spin_unlock_irq(shost->host_lock);
  			}
  			else
  				lpfc_els_flush_rscn(vport);
  		}
  
  		lpfc_disc_start(vport);
  	}
  out:
  	cmdiocb->context_un.ndlp = ndlp; /* Now restore ndlp for free */
  	lpfc_ct_free_iocb(phba, cmdiocb);
  	return;
  }
  
  static void
  lpfc_cmpl_ct_cmd_gff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
  			struct lpfc_iocbq *rspiocb)
  {
  	struct lpfc_vport *vport = cmdiocb->vport;
  	struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
  	IOCB_t *irsp = &rspiocb->iocb;
  	struct lpfc_dmabuf *inp = (struct lpfc_dmabuf *) cmdiocb->context1;
  	struct lpfc_dmabuf *outp = (struct lpfc_dmabuf *) cmdiocb->context2;
  	struct lpfc_sli_ct_request *CTrsp;
  	int did, rc, retry;
  	uint8_t fbits;
  	struct lpfc_nodelist *ndlp;
  
  	did = ((struct lpfc_sli_ct_request *) inp->virt)->un.gff.PortId;
  	did = be32_to_cpu(did);
  
  	lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
  		"GFF_ID cmpl:     status:x%x/x%x did:x%x",
  		irsp->ulpStatus, irsp->un.ulpWord[4], did);
  
  	if (irsp->ulpStatus == IOSTAT_SUCCESS) {
  		/* Good status, continue checking */
  		CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
  		fbits = CTrsp->un.gff_acc.fbits[FCP_TYPE_FEATURE_OFFSET];
  
  		if (CTrsp->CommandResponse.bits.CmdRsp ==
  		    be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) {
  			if ((fbits & FC4_FEATURE_INIT) &&
  			    !(fbits & FC4_FEATURE_TARGET)) {
  				lpfc_printf_vlog(vport, KERN_INFO,
  						 LOG_DISCOVERY,
  						 "0270 Skip x%x GFF "
  						 "NameServer Rsp Data: (init) "
  						 "x%x x%x\n", did, fbits,
  						 vport->fc_rscn_id_cnt);
  				goto out;
  			}
  		}
  	}
  	else {
  		/* Check for retry */
  		if (cmdiocb->retry < LPFC_MAX_NS_RETRY) {
  			retry = 1;
  			if (irsp->ulpStatus == IOSTAT_LOCAL_REJECT) {
  				switch ((irsp->un.ulpWord[4] &
  					IOERR_PARAM_MASK)) {
  
  				case IOERR_NO_RESOURCES:
  					/* We don't increment the retry
  					 * count for this case.
  					 */
  					break;
  				case IOERR_LINK_DOWN:
  				case IOERR_SLI_ABORTED:
  				case IOERR_SLI_DOWN:
  					retry = 0;
  					break;
  				default:
  					cmdiocb->retry++;
  				}
  			}
  			else
  				cmdiocb->retry++;
  
  			if (retry) {
  				/* CT command is being retried */
  				rc = lpfc_ns_cmd(vport, SLI_CTNS_GFF_ID,
  					 cmdiocb->retry, did);
  				if (rc == 0) {
  					/* success */
  					lpfc_ct_free_iocb(phba, cmdiocb);
  					return;
  				}
  			}
  		}
  		lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
  				 "0267 NameServer GFF Rsp "
  				 "x%x Error (%d %d) Data: x%x x%x\n",
  				 did, irsp->ulpStatus, irsp->un.ulpWord[4],
  				 vport->fc_flag, vport->fc_rscn_id_cnt);
  	}
  
  	/* This is a target port, unregistered port, or the GFF_ID failed */
  	ndlp = lpfc_setup_disc_node(vport, did);
  	if (ndlp && NLP_CHK_NODE_ACT(ndlp)) {
  		lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
  				 "0242 Process x%x GFF "
  				 "NameServer Rsp Data: x%x x%x x%x\n",
  				 did, ndlp->nlp_flag, vport->fc_flag,
  				 vport->fc_rscn_id_cnt);
  	} else {
  		lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
  				 "0243 Skip x%x GFF "
  				 "NameServer Rsp Data: x%x x%x\n", did,
  				 vport->fc_flag, vport->fc_rscn_id_cnt);
  	}
  out:
  	/* Link up / RSCN discovery */
  	if (vport->num_disc_nodes)
  		vport->num_disc_nodes--;
  	if (vport->num_disc_nodes == 0) {
  		/*
  		 * The driver has cycled through all Nports in the RSCN payload.
  		 * Complete the handling by cleaning up and marking the
  		 * current driver state.
  		 */
  		if (vport->port_state >= LPFC_DISC_AUTH) {
  			if (vport->fc_flag & FC_RSCN_MODE) {
  				lpfc_els_flush_rscn(vport);
  				spin_lock_irq(shost->host_lock);
  				vport->fc_flag |= FC_RSCN_MODE; /* RSCN still */
  				spin_unlock_irq(shost->host_lock);
  			}
  			else
  				lpfc_els_flush_rscn(vport);
  		}
  		lpfc_disc_start(vport);
  	}
  	lpfc_ct_free_iocb(phba, cmdiocb);
  	return;
  }
  
  static void
  lpfc_cmpl_ct_cmd_gft_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
  				struct lpfc_iocbq *rspiocb)
  {
  	struct lpfc_vport *vport = cmdiocb->vport;
  	IOCB_t *irsp = &rspiocb->iocb;
  	struct lpfc_dmabuf *inp = (struct lpfc_dmabuf *)cmdiocb->context1;
  	struct lpfc_dmabuf *outp = (struct lpfc_dmabuf *)cmdiocb->context2;
  	struct lpfc_sli_ct_request *CTrsp;
  	int did;
  	struct lpfc_nodelist *ndlp;
  	uint32_t fc4_data_0, fc4_data_1;
  
  	did = ((struct lpfc_sli_ct_request *)inp->virt)->un.gft.PortId;
  	did = be32_to_cpu(did);
  
  	lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
  			      "GFT_ID cmpl: status:x%x/x%x did:x%x",
  			      irsp->ulpStatus, irsp->un.ulpWord[4], did);
  
  	if (irsp->ulpStatus == IOSTAT_SUCCESS) {
  		/* Good status, continue checking */
  		CTrsp = (struct lpfc_sli_ct_request *)outp->virt;
  		fc4_data_0 = be32_to_cpu(CTrsp->un.gft_acc.fc4_types[0]);
  		fc4_data_1 = be32_to_cpu(CTrsp->un.gft_acc.fc4_types[1]);
  		lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
  				 "3062 DID x%06x GFT Wd0 x%08x Wd1 x%08x\n",
  				 did, fc4_data_0, fc4_data_1);
  
  		ndlp = lpfc_findnode_did(vport, did);
  		if (ndlp) {
  			/* The bitmask value for FCP and NVME FCP types is
  			 * the same because they are 32 bits distant from
  			 * each other in word0 and word0.
  			 */
  			if (fc4_data_0 & LPFC_FC4_TYPE_BITMASK)
  				ndlp->nlp_fc4_type |= NLP_FC4_FCP;
  			if (fc4_data_1 &  LPFC_FC4_TYPE_BITMASK)
  				ndlp->nlp_fc4_type |= NLP_FC4_NVME;
  			lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
  					 "3064 Setting ndlp %p, DID x%06x with "
  					 "FC4 x%08x, Data: x%08x x%08x\n",
  					 ndlp, did, ndlp->nlp_fc4_type,
  					 FC_TYPE_FCP, FC_TYPE_NVME);
  			ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE;
  
  			lpfc_nlp_set_state(vport, ndlp, NLP_STE_PRLI_ISSUE);
  			lpfc_issue_els_prli(vport, ndlp, 0);
  		}
  	} else
  		lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
  				 "3065 GFT_ID failed x%08x\n", irsp->ulpStatus);
  
  	lpfc_ct_free_iocb(phba, cmdiocb);
  }
  
  static void
  lpfc_cmpl_ct(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
  	     struct lpfc_iocbq *rspiocb)
  {
  	struct lpfc_vport *vport = cmdiocb->vport;
  	struct lpfc_dmabuf *inp;
  	struct lpfc_dmabuf *outp;
  	IOCB_t *irsp;
  	struct lpfc_sli_ct_request *CTrsp;
  	struct lpfc_nodelist *ndlp;
  	int cmdcode, rc;
  	uint8_t retry;
  	uint32_t latt;
  
  	/* First save ndlp, before we overwrite it */
  	ndlp = cmdiocb->context_un.ndlp;
  
  	/* we pass cmdiocb to state machine which needs rspiocb as well */
  	cmdiocb->context_un.rsp_iocb = rspiocb;
  
  	inp = (struct lpfc_dmabuf *) cmdiocb->context1;
  	outp = (struct lpfc_dmabuf *) cmdiocb->context2;
  	irsp = &rspiocb->iocb;
  
  	cmdcode = be16_to_cpu(((struct lpfc_sli_ct_request *) inp->virt)->
  					CommandResponse.bits.CmdRsp);
  	CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
  
  	latt = lpfc_els_chk_latt(vport);
  
  	/* RFT request completes status <ulpStatus> CmdRsp <CmdRsp> */
  	lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
  			 "0209 CT Request completes, latt %d, "
  			 "ulpStatus x%x CmdRsp x%x, Context x%x, Tag x%x\n",
  			 latt, irsp->ulpStatus,
  			 CTrsp->CommandResponse.bits.CmdRsp,
  			 cmdiocb->iocb.ulpContext, cmdiocb->iocb.ulpIoTag);
  
  	lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
  		"CT cmd cmpl:     status:x%x/x%x cmd:x%x",
  		irsp->ulpStatus, irsp->un.ulpWord[4], cmdcode);
  
  	if (irsp->ulpStatus) {
  		lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
  				 "0268 NS cmd x%x Error (x%x x%x)\n",
  				 cmdcode, irsp->ulpStatus, irsp->un.ulpWord[4]);
  
  		if ((irsp->ulpStatus == IOSTAT_LOCAL_REJECT) &&
  			(((irsp->un.ulpWord[4] & IOERR_PARAM_MASK) ==
  			  IOERR_SLI_DOWN) ||
  			 ((irsp->un.ulpWord[4] & IOERR_PARAM_MASK) ==
  			  IOERR_SLI_ABORTED)))
  			goto out;
  
  		retry = cmdiocb->retry;
  		if (retry >= LPFC_MAX_NS_RETRY)
  			goto out;
  
  		retry++;
  		lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
  				 "0250 Retrying NS cmd %x\n", cmdcode);
  		rc = lpfc_ns_cmd(vport, cmdcode, retry, 0);
  		if (rc == 0)
  			goto out;
  	}
  
  out:
  	cmdiocb->context_un.ndlp = ndlp; /* Now restore ndlp for free */
  	lpfc_ct_free_iocb(phba, cmdiocb);
  	return;
  }
  
  static void
  lpfc_cmpl_ct_cmd_rft_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
  			struct lpfc_iocbq *rspiocb)
  {
  	IOCB_t *irsp = &rspiocb->iocb;
  	struct lpfc_vport *vport = cmdiocb->vport;
  
  	if (irsp->ulpStatus == IOSTAT_SUCCESS) {
  		struct lpfc_dmabuf *outp;
  		struct lpfc_sli_ct_request *CTrsp;
  
  		outp = (struct lpfc_dmabuf *) cmdiocb->context2;
  		CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
  		if (CTrsp->CommandResponse.bits.CmdRsp ==
  		    be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
  			vport->ct_flags |= FC_CT_RFT_ID;
  	}
  	lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
  	return;
  }
  
  static void
  lpfc_cmpl_ct_cmd_rnn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
  			struct lpfc_iocbq *rspiocb)
  {
  	IOCB_t *irsp = &rspiocb->iocb;
  	struct lpfc_vport *vport = cmdiocb->vport;
  
  	if (irsp->ulpStatus == IOSTAT_SUCCESS) {
  		struct lpfc_dmabuf *outp;
  		struct lpfc_sli_ct_request *CTrsp;
  
  		outp = (struct lpfc_dmabuf *) cmdiocb->context2;
  		CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
  		if (CTrsp->CommandResponse.bits.CmdRsp ==
  		    be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
  			vport->ct_flags |= FC_CT_RNN_ID;
  	}
  	lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
  	return;
  }
  
  static void
  lpfc_cmpl_ct_cmd_rspn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
  			 struct lpfc_iocbq *rspiocb)
  {
  	IOCB_t *irsp = &rspiocb->iocb;
  	struct lpfc_vport *vport = cmdiocb->vport;
  
  	if (irsp->ulpStatus == IOSTAT_SUCCESS) {
  		struct lpfc_dmabuf *outp;
  		struct lpfc_sli_ct_request *CTrsp;
  
  		outp = (struct lpfc_dmabuf *) cmdiocb->context2;
  		CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
  		if (CTrsp->CommandResponse.bits.CmdRsp ==
  		    be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
  			vport->ct_flags |= FC_CT_RSPN_ID;
  	}
  	lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
  	return;
  }
  
  static void
  lpfc_cmpl_ct_cmd_rsnn_nn(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
  			 struct lpfc_iocbq *rspiocb)
  {
  	IOCB_t *irsp = &rspiocb->iocb;
  	struct lpfc_vport *vport = cmdiocb->vport;
  
  	if (irsp->ulpStatus == IOSTAT_SUCCESS) {
  		struct lpfc_dmabuf *outp;
  		struct lpfc_sli_ct_request *CTrsp;
  
  		outp = (struct lpfc_dmabuf *) cmdiocb->context2;
  		CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
  		if (CTrsp->CommandResponse.bits.CmdRsp ==
  		    be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
  			vport->ct_flags |= FC_CT_RSNN_NN;
  	}
  	lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
  	return;
  }
  
  static void
  lpfc_cmpl_ct_cmd_da_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
   struct lpfc_iocbq *rspiocb)
  {
  	struct lpfc_vport *vport = cmdiocb->vport;
  
  	/* even if it fails we will act as though it succeeded. */
  	vport->ct_flags = 0;
  	lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
  	return;
  }
  
  static void
  lpfc_cmpl_ct_cmd_rff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
  			struct lpfc_iocbq *rspiocb)
  {
  	IOCB_t *irsp = &rspiocb->iocb;
  	struct lpfc_vport *vport = cmdiocb->vport;
  
  	if (irsp->ulpStatus == IOSTAT_SUCCESS) {
  		struct lpfc_dmabuf *outp;
  		struct lpfc_sli_ct_request *CTrsp;
  
  		outp = (struct lpfc_dmabuf *) cmdiocb->context2;
  		CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
  		if (CTrsp->CommandResponse.bits.CmdRsp ==
  		    be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
  			vport->ct_flags |= FC_CT_RFF_ID;
  	}
  	lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
  	return;
  }
  
  /*
   * Although the symbolic port name is thought to be an integer
   * as of January 18, 2016, leave it as a string until more of
   * the record state becomes defined.
   */
  int
  lpfc_vport_symbolic_port_name(struct lpfc_vport *vport, char *symbol,
  	size_t size)
  {
  	int n;
  
  	/*
  	 * Use the lpfc board number as the Symbolic Port
  	 * Name object.  NPIV is not in play so this integer
  	 * value is sufficient and unique per FC-ID.
  	 */
  	n = snprintf(symbol, size, "%d", vport->phba->brd_no);
  	return n;
  }
  
  
  int
  lpfc_vport_symbolic_node_name(struct lpfc_vport *vport, char *symbol,
  	size_t size)
  {
  	char fwrev[FW_REV_STR_SIZE];
  	int n;
  
  	lpfc_decode_firmware_rev(vport->phba, fwrev, 0);
  
  	n = snprintf(symbol, size, "Emulex %s", vport->phba->ModelName);
  	if (size < n)
  		return n;
  
  	n += snprintf(symbol + n, size - n, " FV%s", fwrev);
  	if (size < n)
  		return n;
  
  	n += snprintf(symbol + n, size - n, " DV%s.",
  		      lpfc_release_version);
  	if (size < n)
  		return n;
  
  	n += snprintf(symbol + n, size - n, " HN:%s.",
  		      init_utsname()->nodename);
  	if (size < n)
  		return n;
  
  	/* Note :- OS name is "Linux" */
  	n += snprintf(symbol + n, size - n, " OS:%s\n",
  		      init_utsname()->sysname);
  	return n;
  }
  
  static uint32_t
  lpfc_find_map_node(struct lpfc_vport *vport)
  {
  	struct lpfc_nodelist *ndlp, *next_ndlp;
  	struct Scsi_Host  *shost;
  	uint32_t cnt = 0;
  
  	shost = lpfc_shost_from_vport(vport);
  	spin_lock_irq(shost->host_lock);
  	list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, nlp_listp) {
  		if (ndlp->nlp_type & NLP_FABRIC)
  			continue;
  		if ((ndlp->nlp_state == NLP_STE_MAPPED_NODE) ||
  		    (ndlp->nlp_state == NLP_STE_UNMAPPED_NODE))
  			cnt++;
  	}
  	spin_unlock_irq(shost->host_lock);
  	return cnt;
  }
  
  /*
   * This routine will return the FC4 Type associated with the CT
   * GID_FT command.
   */
  int
  lpfc_get_gidft_type(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb)
  {
  	struct lpfc_sli_ct_request *CtReq;
  	struct lpfc_dmabuf *mp;
  	uint32_t type;
  
  	mp = cmdiocb->context1;
  	if (mp == NULL)
  		return 0;
  	CtReq = (struct lpfc_sli_ct_request *)mp->virt;
  	type = (uint32_t)CtReq->un.gid.Fc4Type;
  	if ((type != SLI_CTPT_FCP) && (type != SLI_CTPT_NVME))
  		return 0;
  	return type;
  }
  
  /*
   * lpfc_ns_cmd
   * Description:
   *    Issue Cmd to NameServer
   *       SLI_CTNS_GID_FT
   *       LI_CTNS_RFT_ID
   */
  int
  lpfc_ns_cmd(struct lpfc_vport *vport, int cmdcode,
  	    uint8_t retry, uint32_t context)
  {
  	struct lpfc_nodelist * ndlp;
  	struct lpfc_hba *phba = vport->phba;
  	struct lpfc_dmabuf *mp, *bmp;
  	struct lpfc_sli_ct_request *CtReq;
  	struct ulp_bde64 *bpl;
  	void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *,
  		      struct lpfc_iocbq *) = NULL;
  	uint32_t rsp_size = 1024;
  	size_t   size;
  	int rc = 0;
  
  	ndlp = lpfc_findnode_did(vport, NameServer_DID);
  	if (!ndlp || !NLP_CHK_NODE_ACT(ndlp)
  	    || ndlp->nlp_state != NLP_STE_UNMAPPED_NODE) {
  		rc=1;
  		goto ns_cmd_exit;
  	}
  
  	/* fill in BDEs for command */
  	/* Allocate buffer for command payload */
  	mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
  	if (!mp) {
  		rc=2;
  		goto ns_cmd_exit;
  	}
  
  	INIT_LIST_HEAD(&mp->list);
  	mp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(mp->phys));
  	if (!mp->virt) {
  		rc=3;
  		goto ns_cmd_free_mp;
  	}
  
  	/* Allocate buffer for Buffer ptr list */
  	bmp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
  	if (!bmp) {
  		rc=4;
  		goto ns_cmd_free_mpvirt;
  	}
  
  	INIT_LIST_HEAD(&bmp->list);
  	bmp->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &(bmp->phys));
  	if (!bmp->virt) {
  		rc=5;
  		goto ns_cmd_free_bmp;
  	}
  
  	/* NameServer Req */
  	lpfc_printf_vlog(vport, KERN_INFO ,LOG_DISCOVERY,
  			 "0236 NameServer Req Data: x%x x%x x%x x%x\n",
  			 cmdcode, vport->fc_flag, vport->fc_rscn_id_cnt,
  			 context);
  
  	bpl = (struct ulp_bde64 *) bmp->virt;
  	memset(bpl, 0, sizeof(struct ulp_bde64));
  	bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys) );
  	bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys) );
  	bpl->tus.f.bdeFlags = 0;
  	if (cmdcode == SLI_CTNS_GID_FT)
  		bpl->tus.f.bdeSize = GID_REQUEST_SZ;
  	else if (cmdcode == SLI_CTNS_GFF_ID)
  		bpl->tus.f.bdeSize = GFF_REQUEST_SZ;
  	else if (cmdcode == SLI_CTNS_GFT_ID)
  		bpl->tus.f.bdeSize = GFT_REQUEST_SZ;
  	else if (cmdcode == SLI_CTNS_RFT_ID)
  		bpl->tus.f.bdeSize = RFT_REQUEST_SZ;
  	else if (cmdcode == SLI_CTNS_RNN_ID)
  		bpl->tus.f.bdeSize = RNN_REQUEST_SZ;
  	else if (cmdcode == SLI_CTNS_RSPN_ID)
  		bpl->tus.f.bdeSize = RSPN_REQUEST_SZ;
  	else if (cmdcode == SLI_CTNS_RSNN_NN)
  		bpl->tus.f.bdeSize = RSNN_REQUEST_SZ;
  	else if (cmdcode == SLI_CTNS_DA_ID)
  		bpl->tus.f.bdeSize = DA_ID_REQUEST_SZ;
  	else if (cmdcode == SLI_CTNS_RFF_ID)
  		bpl->tus.f.bdeSize = RFF_REQUEST_SZ;
  	else
  		bpl->tus.f.bdeSize = 0;
  	bpl->tus.w = le32_to_cpu(bpl->tus.w);
  
  	CtReq = (struct lpfc_sli_ct_request *) mp->virt;
  	memset(CtReq, 0, sizeof(struct lpfc_sli_ct_request));
  	CtReq->RevisionId.bits.Revision = SLI_CT_REVISION;
  	CtReq->RevisionId.bits.InId = 0;
  	CtReq->FsType = SLI_CT_DIRECTORY_SERVICE;
  	CtReq->FsSubType = SLI_CT_DIRECTORY_NAME_SERVER;
  	CtReq->CommandResponse.bits.Size = 0;
  	switch (cmdcode) {
  	case SLI_CTNS_GID_FT:
  		CtReq->CommandResponse.bits.CmdRsp =
  		    cpu_to_be16(SLI_CTNS_GID_FT);
  		CtReq->un.gid.Fc4Type = context;
  
  		if (vport->port_state < LPFC_NS_QRY)
  			vport->port_state = LPFC_NS_QRY;
  		lpfc_set_disctmo(vport);
  		cmpl = lpfc_cmpl_ct_cmd_gid_ft;
  		rsp_size = FC_MAX_NS_RSP;
  		break;
  
  	case SLI_CTNS_GFF_ID:
  		CtReq->CommandResponse.bits.CmdRsp =
  			cpu_to_be16(SLI_CTNS_GFF_ID);
  		CtReq->un.gff.PortId = cpu_to_be32(context);
  		cmpl = lpfc_cmpl_ct_cmd_gff_id;
  		break;
  
  	case SLI_CTNS_GFT_ID:
  		CtReq->CommandResponse.bits.CmdRsp =
  			cpu_to_be16(SLI_CTNS_GFT_ID);
  		CtReq->un.gft.PortId = cpu_to_be32(context);
  		cmpl = lpfc_cmpl_ct_cmd_gft_id;
  		break;
  
  	case SLI_CTNS_RFT_ID:
  		vport->ct_flags &= ~FC_CT_RFT_ID;
  		CtReq->CommandResponse.bits.CmdRsp =
  		    cpu_to_be16(SLI_CTNS_RFT_ID);
  		CtReq->un.rft.PortId = cpu_to_be32(vport->fc_myDID);
  
  		/* Register FC4 FCP type if enabled.  */
  		if ((phba->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) ||
  		    (phba->cfg_enable_fc4_type == LPFC_ENABLE_FCP))
  			CtReq->un.rft.fcpReg = 1;
  
  		/* Register NVME type if enabled.  Defined LE and swapped.
  		 * rsvd[0] is used as word1 because of the hard-coded
  		 * word0 usage in the ct_request data structure.
  		 */
  		if ((phba->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) ||
  		    (phba->cfg_enable_fc4_type == LPFC_ENABLE_NVME))
  			CtReq->un.rft.rsvd[0] = cpu_to_be32(0x00000100);
  
  		cmpl = lpfc_cmpl_ct_cmd_rft_id;
  		break;
  
  	case SLI_CTNS_RNN_ID:
  		vport->ct_flags &= ~FC_CT_RNN_ID;
  		CtReq->CommandResponse.bits.CmdRsp =
  		    cpu_to_be16(SLI_CTNS_RNN_ID);
  		CtReq->un.rnn.PortId = cpu_to_be32(vport->fc_myDID);
  		memcpy(CtReq->un.rnn.wwnn,  &vport->fc_nodename,
  		       sizeof(struct lpfc_name));
  		cmpl = lpfc_cmpl_ct_cmd_rnn_id;
  		break;
  
  	case SLI_CTNS_RSPN_ID:
  		vport->ct_flags &= ~FC_CT_RSPN_ID;
  		CtReq->CommandResponse.bits.CmdRsp =
  		    cpu_to_be16(SLI_CTNS_RSPN_ID);
  		CtReq->un.rspn.PortId = cpu_to_be32(vport->fc_myDID);
  		size = sizeof(CtReq->un.rspn.symbname);
  		CtReq->un.rspn.len =
  			lpfc_vport_symbolic_port_name(vport,
  			CtReq->un.rspn.symbname, size);
  		cmpl = lpfc_cmpl_ct_cmd_rspn_id;
  		break;
  	case SLI_CTNS_RSNN_NN:
  		vport->ct_flags &= ~FC_CT_RSNN_NN;
  		CtReq->CommandResponse.bits.CmdRsp =
  		    cpu_to_be16(SLI_CTNS_RSNN_NN);
  		memcpy(CtReq->un.rsnn.wwnn, &vport->fc_nodename,
  		       sizeof(struct lpfc_name));
  		size = sizeof(CtReq->un.rsnn.symbname);
  		CtReq->un.rsnn.len =
  			lpfc_vport_symbolic_node_name(vport,
  			CtReq->un.rsnn.symbname, size);
  		cmpl = lpfc_cmpl_ct_cmd_rsnn_nn;
  		break;
  	case SLI_CTNS_DA_ID:
  		/* Implement DA_ID Nameserver request */
  		CtReq->CommandResponse.bits.CmdRsp =
  			cpu_to_be16(SLI_CTNS_DA_ID);
  		CtReq->un.da_id.port_id = cpu_to_be32(vport->fc_myDID);
  		cmpl = lpfc_cmpl_ct_cmd_da_id;
  		break;
  	case SLI_CTNS_RFF_ID:
  		vport->ct_flags &= ~FC_CT_RFF_ID;
  		CtReq->CommandResponse.bits.CmdRsp =
  		    cpu_to_be16(SLI_CTNS_RFF_ID);
  		CtReq->un.rff.PortId = cpu_to_be32(vport->fc_myDID);
  		CtReq->un.rff.fbits = FC4_FEATURE_INIT;
  
  		/* The driver always supports FC_TYPE_FCP.  However, the
  		 * caller can specify NVME (type x28) as well.  But only
  		 * these that FC4 type is supported.
  		 */
  		if (((phba->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) ||
  		     (phba->cfg_enable_fc4_type == LPFC_ENABLE_NVME)) &&
  		    (context == FC_TYPE_NVME)) {
  			if ((vport == phba->pport) && phba->nvmet_support) {
  				CtReq->un.rff.fbits = (FC4_FEATURE_TARGET |
  					FC4_FEATURE_NVME_DISC);
  				lpfc_nvmet_update_targetport(phba);
  			} else {
  				lpfc_nvme_update_localport(vport);
  			}
  			CtReq->un.rff.type_code = context;
  
  		} else if (((phba->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) ||
  			    (phba->cfg_enable_fc4_type == LPFC_ENABLE_FCP)) &&
  			   (context == FC_TYPE_FCP))
  			CtReq->un.rff.type_code = context;
  
  		else
  			goto ns_cmd_free_bmpvirt;
  
  		cmpl = lpfc_cmpl_ct_cmd_rff_id;
  		break;
  	}
  	/* The lpfc_ct_cmd/lpfc_get_req shall increment ndlp reference count
  	 * to hold ndlp reference for the corresponding callback function.
  	 */
  	if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, rsp_size, retry)) {
  		/* On success, The cmpl function will free the buffers */
  		lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
  			"Issue CT cmd:    cmd:x%x did:x%x",
  			cmdcode, ndlp->nlp_DID, 0);
  		return 0;
  	}
  	rc=6;
  
  	/* Decrement ndlp reference count to release ndlp reference held
  	 * for the failed command's callback function.
  	 */
  	lpfc_nlp_put(ndlp);
  
  ns_cmd_free_bmpvirt:
  	lpfc_mbuf_free(phba, bmp->virt, bmp->phys);
  ns_cmd_free_bmp:
  	kfree(bmp);
  ns_cmd_free_mpvirt:
  	lpfc_mbuf_free(phba, mp->virt, mp->phys);
  ns_cmd_free_mp:
  	kfree(mp);
  ns_cmd_exit:
  	lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
  			 "0266 Issue NameServer Req x%x err %d Data: x%x x%x\n",
  			 cmdcode, rc, vport->fc_flag, vport->fc_rscn_id_cnt);
  	return 1;
  }
  
  /**
   * lpfc_cmpl_ct_disc_fdmi - Handle a discovery FDMI completion
   * @phba: Pointer to HBA context object.
   * @cmdiocb: Pointer to the command IOCBQ.
   * @rspiocb: Pointer to the response IOCBQ.
   *
   * This function to handle the completion of a driver initiated FDMI
   * CT command issued during discovery.
   */
  static void
  lpfc_cmpl_ct_disc_fdmi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
  		       struct lpfc_iocbq *rspiocb)
  {
  	struct lpfc_vport *vport = cmdiocb->vport;
  	struct lpfc_dmabuf *inp = cmdiocb->context1;
  	struct lpfc_dmabuf *outp = cmdiocb->context2;
  	struct lpfc_sli_ct_request *CTcmd = inp->virt;
  	struct lpfc_sli_ct_request *CTrsp = outp->virt;
  	uint16_t fdmi_cmd = CTcmd->CommandResponse.bits.CmdRsp;
  	uint16_t fdmi_rsp = CTrsp->CommandResponse.bits.CmdRsp;
  	IOCB_t *irsp = &rspiocb->iocb;
  	struct lpfc_nodelist *ndlp;
  	uint32_t latt, cmd, err;
  
  	latt = lpfc_els_chk_latt(vport);
  	lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_CT,
  		"FDMI cmpl:       status:x%x/x%x latt:%d",
  		irsp->ulpStatus, irsp->un.ulpWord[4], latt);
  
  	if (latt || irsp->ulpStatus) {
  
  		/* Look for a retryable error */
  		if (irsp->ulpStatus == IOSTAT_LOCAL_REJECT) {
  			switch ((irsp->un.ulpWord[4] & IOERR_PARAM_MASK)) {
  			case IOERR_SLI_ABORTED:
  			case IOERR_ABORT_IN_PROGRESS:
  			case IOERR_SEQUENCE_TIMEOUT:
  			case IOERR_ILLEGAL_FRAME:
  			case IOERR_NO_RESOURCES:
  			case IOERR_ILLEGAL_COMMAND:
  				cmdiocb->retry++;
  				if (cmdiocb->retry >= LPFC_FDMI_MAX_RETRY)
  					break;
  
  				/* Retry the same FDMI command */
  				err = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING,
  							  cmdiocb, 0);
  				if (err == IOCB_ERROR)
  					break;
  				return;
  			default:
  				break;
  			}
  		}
  
  		lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
  				 "0229 FDMI cmd %04x failed, latt = %d "
  				 "ulpStatus: x%x, rid x%x\n",
  				 be16_to_cpu(fdmi_cmd), latt, irsp->ulpStatus,
  				 irsp->un.ulpWord[4]);
  	}
  	lpfc_ct_free_iocb(phba, cmdiocb);
  
  	ndlp = lpfc_findnode_did(vport, FDMI_DID);
  	if (!ndlp || !NLP_CHK_NODE_ACT(ndlp))
  		return;
  
  	/* Check for a CT LS_RJT response */
  	cmd =  be16_to_cpu(fdmi_cmd);
  	if (fdmi_rsp == cpu_to_be16(SLI_CT_RESPONSE_FS_RJT)) {
  		/* FDMI rsp failed */
  		lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
  				 "0220 FDMI cmd failed FS_RJT Data: x%x", cmd);
  
  		/* Should we fallback to FDMI-2 / FDMI-1 ? */
  		switch (cmd) {
  		case SLI_MGMT_RHBA:
  			if (vport->fdmi_hba_mask == LPFC_FDMI2_HBA_ATTR) {
  				/* Fallback to FDMI-1 */
  				vport->fdmi_hba_mask = LPFC_FDMI1_HBA_ATTR;
  				vport->fdmi_port_mask = LPFC_FDMI1_PORT_ATTR;
  				/* Start over */
  				lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DHBA, 0);
  			}
  			return;
  
  		case SLI_MGMT_RPRT:
  			if (vport->fdmi_port_mask == LPFC_FDMI2_PORT_ATTR) {
  				/* Fallback to FDMI-1 */
  				vport->fdmi_port_mask = LPFC_FDMI1_PORT_ATTR;
  				/* Start over */
  				lpfc_fdmi_cmd(vport, ndlp, cmd, 0);
  			}
  			if (vport->fdmi_port_mask == LPFC_FDMI2_SMART_ATTR) {
  				vport->fdmi_port_mask = LPFC_FDMI2_PORT_ATTR;
  				/* Retry the same command */
  				lpfc_fdmi_cmd(vport, ndlp, cmd, 0);
  			}
  			return;
  
  		case SLI_MGMT_RPA:
  			if (vport->fdmi_port_mask == LPFC_FDMI2_PORT_ATTR) {
  				/* Fallback to FDMI-1 */
  				vport->fdmi_hba_mask = LPFC_FDMI1_HBA_ATTR;
  				vport->fdmi_port_mask = LPFC_FDMI1_PORT_ATTR;
  				/* Start over */
  				lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DHBA, 0);
  			}
  			if (vport->fdmi_port_mask == LPFC_FDMI2_SMART_ATTR) {
  				vport->fdmi_port_mask = LPFC_FDMI2_PORT_ATTR;
  				/* Retry the same command */
  				lpfc_fdmi_cmd(vport, ndlp, cmd, 0);
  			}
  			return;
  		}
  	}
  
  	/*
  	 * On success, need to cycle thru FDMI registration for discovery
  	 * DHBA -> DPRT -> RHBA -> RPA  (physical port)
  	 * DPRT -> RPRT (vports)
  	 */
  	switch (cmd) {
  	case SLI_MGMT_RHBA:
  		lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPA, 0);
  		break;
  
  	case SLI_MGMT_DHBA:
  		lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DPRT, 0);
  		break;
  
  	case SLI_MGMT_DPRT:
  		if (vport->port_type == LPFC_PHYSICAL_PORT)
  			lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RHBA, 0);
  		else
  			lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPRT, 0);
  		break;
  	}
  	return;
  }
  
  
  /**
   * lpfc_fdmi_num_disc_check - Check how many mapped NPorts we are connected to
   * @vport: pointer to a host virtual N_Port data structure.
   *
   * Called from hbeat timeout routine to check if the number of discovered
   * ports has changed. If so, re-register thar port Attribute.
   */
  void
  lpfc_fdmi_num_disc_check(struct lpfc_vport *vport)
  {
  	struct lpfc_hba *phba = vport->phba;
  	struct lpfc_nodelist *ndlp;
  	uint16_t cnt;
  
  	if (!lpfc_is_link_up(phba))
  		return;
  
  	/* Must be connected to a Fabric */
  	if (!(vport->fc_flag & FC_FABRIC))
  		return;
  
  	if (!(vport->fdmi_port_mask & LPFC_FDMI_PORT_ATTR_num_disc))
  		return;
  
  	cnt = lpfc_find_map_node(vport);
  	if (cnt == vport->fdmi_num_disc)
  		return;
  
  	ndlp = lpfc_findnode_did(vport, FDMI_DID);
  	if (!ndlp || !NLP_CHK_NODE_ACT(ndlp))
  		return;
  
  	if (vport->port_type == LPFC_PHYSICAL_PORT) {
  		lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPA,
  			      LPFC_FDMI_PORT_ATTR_num_disc);
  	} else {
  		lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPRT,
  			      LPFC_FDMI_PORT_ATTR_num_disc);
  	}
  }
  
  /* Routines for all individual HBA attributes */
  static int
  lpfc_fdmi_hba_attr_wwnn(struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad)
  {
  	struct lpfc_fdmi_attr_entry *ae;
  	uint32_t size;
  
  	ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
  	memset(ae, 0, sizeof(struct lpfc_name));
  
  	memcpy(&ae->un.AttrWWN, &vport->fc_sparam.nodeName,
  	       sizeof(struct lpfc_name));
  	size = FOURBYTES + sizeof(struct lpfc_name);
  	ad->AttrLen = cpu_to_be16(size);
  	ad->AttrType = cpu_to_be16(RHBA_NODENAME);
  	return size;
  }
  static int
  lpfc_fdmi_hba_attr_manufacturer(struct lpfc_vport *vport,
  				struct lpfc_fdmi_attr_def *ad)
  {
  	struct lpfc_fdmi_attr_entry *ae;
  	uint32_t len, size;
  
  	ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
  	memset(ae, 0, 256);
  
  	strncpy(ae->un.AttrString,
  		"Emulex Corporation",
  		       sizeof(ae->un.AttrString));
  	len = strnlen(ae->un.AttrString,
  			  sizeof(ae->un.AttrString));
  	len += (len & 3) ? (4 - (len & 3)) : 4;
  	size = FOURBYTES + len;
  	ad->AttrLen = cpu_to_be16(size);
  	ad->AttrType = cpu_to_be16(RHBA_MANUFACTURER);
  	return size;
  }
  
  static int
  lpfc_fdmi_hba_attr_sn(struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad)
  {
  	struct lpfc_hba *phba = vport->phba;
  	struct lpfc_fdmi_attr_entry *ae;
  	uint32_t len, size;
  
  	ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
  	memset(ae, 0, 256);
  
  	strncpy(ae->un.AttrString, phba->SerialNumber,
  		sizeof(ae->un.AttrString));
  	len = strnlen(ae->un.AttrString,
  			  sizeof(ae->un.AttrString));
  	len += (len & 3) ? (4 - (len & 3)) : 4;
  	size = FOURBYTES + len;
  	ad->AttrLen = cpu_to_be16(size);
  	ad->AttrType = cpu_to_be16(RHBA_SERIAL_NUMBER);
  	return size;
  }
  
  static int
  lpfc_fdmi_hba_attr_model(struct lpfc_vport *vport,
  			 struct lpfc_fdmi_attr_def *ad)
  {
  	struct lpfc_hba *phba = vport->phba;
  	struct lpfc_fdmi_attr_entry *ae;
  	uint32_t len, size;
  
  	ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
  	memset(ae, 0, 256);
  
  	strncpy(ae->un.AttrString, phba->ModelName,
  		sizeof(ae->un.AttrString));
  	len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString));
  	len += (len & 3) ? (4 - (len & 3)) : 4;
  	size = FOURBYTES + len;
  	ad->AttrLen = cpu_to_be16(size);
  	ad->AttrType = cpu_to_be16(RHBA_MODEL);
  	return size;
  }
  
  static int
  lpfc_fdmi_hba_attr_description(struct lpfc_vport *vport,
  			       struct lpfc_fdmi_attr_def *ad)
  {
  	struct lpfc_hba *phba = vport->phba;
  	struct lpfc_fdmi_attr_entry *ae;
  	uint32_t len, size;
  
  	ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
  	memset(ae, 0, 256);
  
  	strncpy(ae->un.AttrString, phba->ModelDesc,
  		sizeof(ae->un.AttrString));
  	len = strnlen(ae->un.AttrString,
  				  sizeof(ae->un.AttrString));
  	len += (len & 3) ? (4 - (len & 3)) : 4;
  	size = FOURBYTES + len;
  	ad->AttrLen = cpu_to_be16(size);
  	ad->AttrType = cpu_to_be16(RHBA_MODEL_DESCRIPTION);
  	return size;
  }
  
  static int
  lpfc_fdmi_hba_attr_hdw_ver(struct lpfc_vport *vport,
  			   struct lpfc_fdmi_attr_def *ad)
  {
  	struct lpfc_hba *phba = vport->phba;
  	lpfc_vpd_t *vp = &phba->vpd;
  	struct lpfc_fdmi_attr_entry *ae;
  	uint32_t i, j, incr, size;
  
  	ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
  	memset(ae, 0, 256);
  
  	/* Convert JEDEC ID to ascii for hardware version */
  	incr = vp->rev.biuRev;
  	for (i = 0; i < 8; i++) {
  		j = (incr & 0xf);
  		if (j <= 9)
  			ae->un.AttrString[7 - i] =
  			    (char)((uint8_t) 0x30 +
  				   (uint8_t) j);
  		else
  			ae->un.AttrString[7 - i] =
  			    (char)((uint8_t) 0x61 +
  				   (uint8_t) (j - 10));
  		incr = (incr >> 4);
  	}
  	size = FOURBYTES + 8;
  	ad->AttrLen = cpu_to_be16(size);
  	ad->AttrType = cpu_to_be16(RHBA_HARDWARE_VERSION);
  	return size;
  }
  
  static int
  lpfc_fdmi_hba_attr_drvr_ver(struct lpfc_vport *vport,
  			    struct lpfc_fdmi_attr_def *ad)
  {
  	struct lpfc_fdmi_attr_entry *ae;
  	uint32_t len, size;
  
  	ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
  	memset(ae, 0, 256);
  
  	strncpy(ae->un.AttrString, lpfc_release_version,
  		sizeof(ae->un.AttrString));
  	len = strnlen(ae->un.AttrString,
  			  sizeof(ae->un.AttrString));
  	len += (len & 3) ? (4 - (len & 3)) : 4;
  	size = FOURBYTES + len;
  	ad->AttrLen = cpu_to_be16(size);
  	ad->AttrType = cpu_to_be16(RHBA_DRIVER_VERSION);
  	return size;
  }
  
  static int
  lpfc_fdmi_hba_attr_rom_ver(struct lpfc_vport *vport,
  			   struct lpfc_fdmi_attr_def *ad)
  {
  	struct lpfc_hba *phba = vport->phba;
  	struct lpfc_fdmi_attr_entry *ae;
  	uint32_t len, size;
  
  	ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
  	memset(ae, 0, 256);
  
  	if (phba->sli_rev == LPFC_SLI_REV4)
  		lpfc_decode_firmware_rev(phba, ae->un.AttrString, 1);
  	else
  		strncpy(ae->un.AttrString, phba->OptionROMVersion,
  			sizeof(ae->un.AttrString));
  	len = strnlen(ae->un.AttrString,
  			  sizeof(ae->un.AttrString));
  	len += (len & 3) ? (4 - (len & 3)) : 4;
  	size = FOURBYTES + len;
  	ad->AttrLen = cpu_to_be16(size);
  	ad->AttrType = cpu_to_be16(RHBA_OPTION_ROM_VERSION);
  	return size;
  }
  
  static int
  lpfc_fdmi_hba_attr_fmw_ver(struct lpfc_vport *vport,
  			   struct lpfc_fdmi_attr_def *ad)
  {
  	struct lpfc_hba *phba = vport->phba;
  	struct lpfc_fdmi_attr_entry *ae;
  	uint32_t len, size;
  
  	ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
  	memset(ae, 0, 256);
  
  	lpfc_decode_firmware_rev(phba, ae->un.AttrString, 1);
  	len = strnlen(ae->un.AttrString,
  			  sizeof(ae->un.AttrString));
  	len += (len & 3) ? (4 - (len & 3)) : 4;
  	size = FOURBYTES + len;
  	ad->AttrLen = cpu_to_be16(size);
  	ad->AttrType = cpu_to_be16(RHBA_FIRMWARE_VERSION);
  	return size;
  }
  
  static int
  lpfc_fdmi_hba_attr_os_ver(struct lpfc_vport *vport,
  			  struct lpfc_fdmi_attr_def *ad)
  {
  	struct lpfc_fdmi_attr_entry *ae;
  	uint32_t len, size;
  
  	ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
  	memset(ae, 0, 256);
  
  	snprintf(ae->un.AttrString, sizeof(ae->un.AttrString), "%s %s %s",
  		 init_utsname()->sysname,
  		 init_utsname()->release,
  		 init_utsname()->version);
  
  	len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString));
  	len += (len & 3) ? (4 - (len & 3)) : 4;
  	size = FOURBYTES + len;
  	ad->AttrLen = cpu_to_be16(size);
  	ad->AttrType = cpu_to_be16(RHBA_OS_NAME_VERSION);
  	return size;
  }
  
  static int
  lpfc_fdmi_hba_attr_ct_len(struct lpfc_vport *vport,
  			  struct lpfc_fdmi_attr_def *ad)
  {
  	struct lpfc_fdmi_attr_entry *ae;
  	uint32_t size;
  
  	ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
  
  	ae->un.AttrInt =  cpu_to_be32(LPFC_MAX_CT_SIZE);
  	size = FOURBYTES + sizeof(uint32_t);
  	ad->AttrLen = cpu_to_be16(size);
  	ad->AttrType = cpu_to_be16(RHBA_MAX_CT_PAYLOAD_LEN);
  	return size;
  }
  
  static int
  lpfc_fdmi_hba_attr_symbolic_name(struct lpfc_vport *vport,
  				 struct lpfc_fdmi_attr_def *ad)
  {
  	struct lpfc_fdmi_attr_entry *ae;
  	uint32_t len, size;
  
  	ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
  	memset(ae, 0, 256);
  
  	len = lpfc_vport_symbolic_node_name(vport,
  				ae->un.AttrString, 256);
  	len += (len & 3) ? (4 - (len & 3)) : 4;
  	size = FOURBYTES + len;
  	ad->AttrLen = cpu_to_be16(size);
  	ad->AttrType = cpu_to_be16(RHBA_SYM_NODENAME);
  	return size;
  }
  
  static int
  lpfc_fdmi_hba_attr_vendor_info(struct lpfc_vport *vport,
  			       struct lpfc_fdmi_attr_def *ad)
  {
  	struct lpfc_fdmi_attr_entry *ae;
  	uint32_t size;
  
  	ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
  
  	/* Nothing is defined for this currently */
  	ae->un.AttrInt =  cpu_to_be32(0);
  	size = FOURBYTES + sizeof(uint32_t);
  	ad->AttrLen = cpu_to_be16(size);
  	ad->AttrType = cpu_to_be16(RHBA_VENDOR_INFO);
  	return size;
  }
  
  static int
  lpfc_fdmi_hba_attr_num_ports(struct lpfc_vport *vport,
  			     struct lpfc_fdmi_attr_def *ad)
  {
  	struct lpfc_fdmi_attr_entry *ae;
  	uint32_t size;
  
  	ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
  
  	/* Each driver instance corresponds to a single port */
  	ae->un.AttrInt =  cpu_to_be32(1);
  	size = FOURBYTES + sizeof(uint32_t);
  	ad->AttrLen = cpu_to_be16(size);
  	ad->AttrType = cpu_to_be16(RHBA_NUM_PORTS);
  	return size;
  }
  
  static int
  lpfc_fdmi_hba_attr_fabric_wwnn(struct lpfc_vport *vport,
  			       struct lpfc_fdmi_attr_def *ad)
  {
  	struct lpfc_fdmi_attr_entry *ae;
  	uint32_t size;
  
  	ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
  	memset(ae, 0, sizeof(struct lpfc_name));
  
  	memcpy(&ae->un.AttrWWN, &vport->fabric_nodename,
  	       sizeof(struct lpfc_name));
  	size = FOURBYTES + sizeof(struct lpfc_name);
  	ad->AttrLen = cpu_to_be16(size);
  	ad->AttrType = cpu_to_be16(RHBA_FABRIC_WWNN);
  	return size;
  }
  
  static int
  lpfc_fdmi_hba_attr_bios_ver(struct lpfc_vport *vport,
  			    struct lpfc_fdmi_attr_def *ad)
  {
  	struct lpfc_hba *phba = vport->phba;
  	struct lpfc_fdmi_attr_entry *ae;
  	uint32_t len, size;
  
  	ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
  	memset(ae, 0, 256);
  
  	lpfc_decode_firmware_rev(phba, ae->un.AttrString, 1);
  	len = strnlen(ae->un.AttrString,
  			  sizeof(ae->un.AttrString));
  	len += (len & 3) ? (4 - (len & 3)) : 4;
  	size = FOURBYTES + len;
  	ad->AttrLen = cpu_to_be16(size);
  	ad->AttrType = cpu_to_be16(RHBA_BIOS_VERSION);
  	return size;
  }
  
  static int
  lpfc_fdmi_hba_attr_bios_state(struct lpfc_vport *vport,
  			      struct lpfc_fdmi_attr_def *ad)
  {
  	struct lpfc_fdmi_attr_entry *ae;
  	uint32_t size;
  
  	ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
  
  	/* Driver doesn't have access to this information */
  	ae->un.AttrInt =  cpu_to_be32(0);
  	size = FOURBYTES + sizeof(uint32_t);
  	ad->AttrLen = cpu_to_be16(size);
  	ad->AttrType = cpu_to_be16(RHBA_BIOS_STATE);
  	return size;
  }
  
  static int
  lpfc_fdmi_hba_attr_vendor_id(struct lpfc_vport *vport,
  			     struct lpfc_fdmi_attr_def *ad)
  {
  	struct lpfc_fdmi_attr_entry *ae;
  	uint32_t len, size;
  
  	ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
  	memset(ae, 0, 256);
  
  	strncpy(ae->un.AttrString, "EMULEX",
  		sizeof(ae->un.AttrString));
  	len = strnlen(ae->un.AttrString,
  			  sizeof(ae->un.AttrString));
  	len += (len & 3) ? (4 - (len & 3)) : 4;
  	size = FOURBYTES + len;
  	ad->AttrLen = cpu_to_be16(size);
  	ad->AttrType = cpu_to_be16(RHBA_VENDOR_ID);
  	return size;
  }
  
  /* Routines for all individual PORT attributes */
  static int
  lpfc_fdmi_port_attr_fc4type(struct lpfc_vport *vport,
  			    struct lpfc_fdmi_attr_def *ad)
  {
  	struct lpfc_fdmi_attr_entry *ae;
  	uint32_t size;
  
  	ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
  	memset(ae, 0, 32);
  
  	ae->un.AttrTypes[3] = 0x02; /* Type 1 - ELS */
  	ae->un.AttrTypes[2] = 0x01; /* Type 8 - FCP */
  	ae->un.AttrTypes[6] = 0x01; /* Type 40 - NVME */
  	ae->un.AttrTypes[7] = 0x01; /* Type 32 - CT */
  	size = FOURBYTES + 32;
  	ad->AttrLen = cpu_to_be16(size);
  	ad->AttrType = cpu_to_be16(RPRT_SUPPORTED_FC4_TYPES);
  	return size;
  }
  
  static int
  lpfc_fdmi_port_attr_support_speed(struct lpfc_vport *vport,
  				  struct lpfc_fdmi_attr_def *ad)
  {
  	struct lpfc_hba   *phba = vport->phba;
  	struct lpfc_fdmi_attr_entry *ae;
  	uint32_t size;
  
  	ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
  
  	ae->un.AttrInt = 0;
  	if (!(phba->hba_flag & HBA_FCOE_MODE)) {
  		if (phba->lmt & LMT_64Gb)
  			ae->un.AttrInt |= HBA_PORTSPEED_64GFC;
  		if (phba->lmt & LMT_32Gb)
  			ae->un.AttrInt |= HBA_PORTSPEED_32GFC;
  		if (phba->lmt & LMT_16Gb)
  			ae->un.AttrInt |= HBA_PORTSPEED_16GFC;
  		if (phba->lmt & LMT_10Gb)
  			ae->un.AttrInt |= HBA_PORTSPEED_10GFC;
  		if (phba->lmt & LMT_8Gb)
  			ae->un.AttrInt |= HBA_PORTSPEED_8GFC;
  		if (phba->lmt & LMT_4Gb)
  			ae->un.AttrInt |= HBA_PORTSPEED_4GFC;
  		if (phba->lmt & LMT_2Gb)
  			ae->un.AttrInt |= HBA_PORTSPEED_2GFC;
  		if (phba->lmt & LMT_1Gb)
  			ae->un.AttrInt |= HBA_PORTSPEED_1GFC;
  	} else {
  		/* FCoE links support only one speed */
  		switch (phba->fc_linkspeed) {
  		case LPFC_ASYNC_LINK_SPEED_10GBPS:
  			ae->un.AttrInt = HBA_PORTSPEED_10GE;
  			break;
  		case LPFC_ASYNC_LINK_SPEED_25GBPS:
  			ae->un.AttrInt = HBA_PORTSPEED_25GE;
  			break;
  		case LPFC_ASYNC_LINK_SPEED_40GBPS:
  			ae->un.AttrInt = HBA_PORTSPEED_40GE;
  			break;
  		case LPFC_ASYNC_LINK_SPEED_100GBPS:
  			ae->un.AttrInt = HBA_PORTSPEED_100GE;
  			break;
  		}
  	}
  	ae->un.AttrInt = cpu_to_be32(ae->un.AttrInt);
  	size = FOURBYTES + sizeof(uint32_t);
  	ad->AttrLen = cpu_to_be16(size);
  	ad->AttrType = cpu_to_be16(RPRT_SUPPORTED_SPEED);
  	return size;
  }
  
  static int
  lpfc_fdmi_port_attr_speed(struct lpfc_vport *vport,
  			  struct lpfc_fdmi_attr_def *ad)
  {
  	struct lpfc_hba   *phba = vport->phba;
  	struct lpfc_fdmi_attr_entry *ae;
  	uint32_t size;
  
  	ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
  
  	if (!(phba->hba_flag & HBA_FCOE_MODE)) {
  		switch (phba->fc_linkspeed) {
  		case LPFC_LINK_SPEED_1GHZ:
  			ae->un.AttrInt = HBA_PORTSPEED_1GFC;
  			break;
  		case LPFC_LINK_SPEED_2GHZ:
  			ae->un.AttrInt = HBA_PORTSPEED_2GFC;
  			break;
  		case LPFC_LINK_SPEED_4GHZ:
  			ae->un.AttrInt = HBA_PORTSPEED_4GFC;
  			break;
  		case LPFC_LINK_SPEED_8GHZ:
  			ae->un.AttrInt = HBA_PORTSPEED_8GFC;
  			break;
  		case LPFC_LINK_SPEED_10GHZ:
  			ae->un.AttrInt = HBA_PORTSPEED_10GFC;
  			break;
  		case LPFC_LINK_SPEED_16GHZ:
  			ae->un.AttrInt = HBA_PORTSPEED_16GFC;
  			break;
  		case LPFC_LINK_SPEED_32GHZ:
  			ae->un.AttrInt = HBA_PORTSPEED_32GFC;
  			break;
  		case LPFC_LINK_SPEED_64GHZ:
  			ae->un.AttrInt = HBA_PORTSPEED_64GFC;
  			break;
  		default:
  			ae->un.AttrInt = HBA_PORTSPEED_UNKNOWN;
  			break;
  		}
  	} else {
  		switch (phba->fc_linkspeed) {
  		case LPFC_ASYNC_LINK_SPEED_10GBPS:
  			ae->un.AttrInt = HBA_PORTSPEED_10GE;
  			break;
  		case LPFC_ASYNC_LINK_SPEED_25GBPS:
  			ae->un.AttrInt = HBA_PORTSPEED_25GE;
  			break;
  		case LPFC_ASYNC_LINK_SPEED_40GBPS:
  			ae->un.AttrInt = HBA_PORTSPEED_40GE;
  			break;
  		case LPFC_ASYNC_LINK_SPEED_100GBPS:
  			ae->un.AttrInt = HBA_PORTSPEED_100GE;
  			break;
  		default:
  			ae->un.AttrInt = HBA_PORTSPEED_UNKNOWN;
  			break;
  		}
  	}
  
  	ae->un.AttrInt = cpu_to_be32(ae->un.AttrInt);
  	size = FOURBYTES + sizeof(uint32_t);
  	ad->AttrLen = cpu_to_be16(size);
  	ad->AttrType = cpu_to_be16(RPRT_PORT_SPEED);
  	return size;
  }
  
  static int
  lpfc_fdmi_port_attr_max_frame(struct lpfc_vport *vport,
  			      struct lpfc_fdmi_attr_def *ad)
  {
  	struct serv_parm *hsp;
  	struct lpfc_fdmi_attr_entry *ae;
  	uint32_t size;
  
  	ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
  
  	hsp = (struct serv_parm *)&vport->fc_sparam;
  	ae->un.AttrInt = (((uint32_t) hsp->cmn.bbRcvSizeMsb) << 8) |
  			  (uint32_t) hsp->cmn.bbRcvSizeLsb;
  	ae->un.AttrInt = cpu_to_be32(ae->un.AttrInt);
  	size = FOURBYTES + sizeof(uint32_t);
  	ad->AttrLen = cpu_to_be16(size);
  	ad->AttrType = cpu_to_be16(RPRT_MAX_FRAME_SIZE);
  	return size;
  }
  
  static int
  lpfc_fdmi_port_attr_os_devname(struct lpfc_vport *vport,
  			       struct lpfc_fdmi_attr_def *ad)
  {
  	struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
  	struct lpfc_fdmi_attr_entry *ae;
  	uint32_t len, size;
  
  	ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
  	memset(ae, 0, 256);
  
  	snprintf(ae->un.AttrString, sizeof(ae->un.AttrString),
  		 "/sys/class/scsi_host/host%d", shost->host_no);
  	len = strnlen((char *)ae->un.AttrString,
  			  sizeof(ae->un.AttrString));
  	len += (len & 3) ? (4 - (len & 3)) : 4;
  	size = FOURBYTES + len;
  	ad->AttrLen = cpu_to_be16(size);
  	ad->AttrType = cpu_to_be16(RPRT_OS_DEVICE_NAME);
  	return size;
  }
  
  static int
  lpfc_fdmi_port_attr_host_name(struct lpfc_vport *vport,
  			      struct lpfc_fdmi_attr_def *ad)
  {
  	struct lpfc_fdmi_attr_entry *ae;
  	uint32_t len, size;
  
  	ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
  	memset(ae, 0, 256);
  
  	snprintf(ae->un.AttrString, sizeof(ae->un.AttrString), "%s",
  		 init_utsname()->nodename);
  
  	len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString));
  	len += (len & 3) ? (4 - (len & 3)) : 4;
  	size = FOURBYTES + len;
  	ad->AttrLen = cpu_to_be16(size);
  	ad->AttrType = cpu_to_be16(RPRT_HOST_NAME);
  	return size;
  }
  
  static int
  lpfc_fdmi_port_attr_wwnn(struct lpfc_vport *vport,
  			 struct lpfc_fdmi_attr_def *ad)
  {
  	struct lpfc_fdmi_attr_entry *ae;
  	uint32_t size;
  
  	ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
  	memset(ae, 0,  sizeof(struct lpfc_name));
  
  	memcpy(&ae->un.AttrWWN, &vport->fc_sparam.nodeName,
  	       sizeof(struct lpfc_name));
  	size = FOURBYTES + sizeof(struct lpfc_name);
  	ad->AttrLen = cpu_to_be16(size);
  	ad->AttrType = cpu_to_be16(RPRT_NODENAME);
  	return size;
  }
  
  static int
  lpfc_fdmi_port_attr_wwpn(struct lpfc_vport *vport,
  			 struct lpfc_fdmi_attr_def *ad)
  {
  	struct lpfc_fdmi_attr_entry *ae;
  	uint32_t size;
  
  	ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
  	memset(ae, 0,  sizeof(struct lpfc_name));
  
  	memcpy(&ae->un.AttrWWN, &vport->fc_sparam.portName,
  	       sizeof(struct lpfc_name));
  	size = FOURBYTES + sizeof(struct lpfc_name);
  	ad->AttrLen = cpu_to_be16(size);
  	ad->AttrType = cpu_to_be16(RPRT_PORTNAME);
  	return size;
  }
  
  static int
  lpfc_fdmi_port_attr_symbolic_name(struct lpfc_vport *vport,
  				  struct lpfc_fdmi_attr_def *ad)
  {
  	struct lpfc_fdmi_attr_entry *ae;
  	uint32_t len, size;
  
  	ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
  	memset(ae, 0, 256);
  
  	len = lpfc_vport_symbolic_port_name(vport, ae->un.AttrString, 256);
  	len += (len & 3) ? (4 - (len & 3)) : 4;
  	size = FOURBYTES + len;
  	ad->AttrLen = cpu_to_be16(size);
  	ad->AttrType = cpu_to_be16(RPRT_SYM_PORTNAME);
  	return size;
  }
  
  static int
  lpfc_fdmi_port_attr_port_type(struct lpfc_vport *vport,
  			      struct lpfc_fdmi_attr_def *ad)
  {
  	struct lpfc_hba *phba = vport->phba;
  	struct lpfc_fdmi_attr_entry *ae;
  	uint32_t size;
  
  	ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
  	if (phba->fc_topology == LPFC_TOPOLOGY_LOOP)
  		ae->un.AttrInt =  cpu_to_be32(LPFC_FDMI_PORTTYPE_NLPORT);
  	else
  		ae->un.AttrInt =  cpu_to_be32(LPFC_FDMI_PORTTYPE_NPORT);
  	size = FOURBYTES + sizeof(uint32_t);
  	ad->AttrLen = cpu_to_be16(size);
  	ad->AttrType = cpu_to_be16(RPRT_PORT_TYPE);
  	return size;
  }
  
  static int
  lpfc_fdmi_port_attr_class(struct lpfc_vport *vport,
  			  struct lpfc_fdmi_attr_def *ad)
  {
  	struct lpfc_fdmi_attr_entry *ae;
  	uint32_t size;
  
  	ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
  	ae->un.AttrInt = cpu_to_be32(FC_COS_CLASS2 | FC_COS_CLASS3);
  	size = FOURBYTES + sizeof(uint32_t);
  	ad->AttrLen = cpu_to_be16(size);
  	ad->AttrType = cpu_to_be16(RPRT_SUPPORTED_CLASS);
  	return size;
  }
  
  static int
  lpfc_fdmi_port_attr_fabric_wwpn(struct lpfc_vport *vport,
  				struct lpfc_fdmi_attr_def *ad)
  {
  	struct lpfc_fdmi_attr_entry *ae;
  	uint32_t size;
  
  	ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
  	memset(ae, 0,  sizeof(struct lpfc_name));
  
  	memcpy(&ae->un.AttrWWN, &vport->fabric_portname,
  	       sizeof(struct lpfc_name));
  	size = FOURBYTES + sizeof(struct lpfc_name);
  	ad->AttrLen = cpu_to_be16(size);
  	ad->AttrType = cpu_to_be16(RPRT_FABRICNAME);
  	return size;
  }
  
  static int
  lpfc_fdmi_port_attr_active_fc4type(struct lpfc_vport *vport,
  				   struct lpfc_fdmi_attr_def *ad)
  {
  	struct lpfc_fdmi_attr_entry *ae;
  	uint32_t size;
  
  	ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
  	memset(ae, 0, 32);
  
  	ae->un.AttrTypes[3] = 0x02; /* Type 1 - ELS */
  	ae->un.AttrTypes[2] = 0x01; /* Type 8 - FCP */
  	ae->un.AttrTypes[7] = 0x01; /* Type 32 - CT */
  	size = FOURBYTES + 32;
  	ad->AttrLen = cpu_to_be16(size);
  	ad->AttrType = cpu_to_be16(RPRT_ACTIVE_FC4_TYPES);
  	return size;
  }
  
  static int
  lpfc_fdmi_port_attr_port_state(struct lpfc_vport *vport,
  			       struct lpfc_fdmi_attr_def *ad)
  {
  	struct lpfc_fdmi_attr_entry *ae;
  	uint32_t size;
  
  	ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
  	/* Link Up - operational */
  	ae->un.AttrInt =  cpu_to_be32(LPFC_FDMI_PORTSTATE_ONLINE);
  	size = FOURBYTES + sizeof(uint32_t);
  	ad->AttrLen = cpu_to_be16(size);
  	ad->AttrType = cpu_to_be16(RPRT_PORT_STATE);
  	return size;
  }
  
  static int
  lpfc_fdmi_port_attr_num_disc(struct lpfc_vport *vport,
  			     struct lpfc_fdmi_attr_def *ad)
  {
  	struct lpfc_fdmi_attr_entry *ae;
  	uint32_t size;
  
  	ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
  	vport->fdmi_num_disc = lpfc_find_map_node(vport);
  	ae->un.AttrInt = cpu_to_be32(vport->fdmi_num_disc);
  	size = FOURBYTES + sizeof(uint32_t);
  	ad->AttrLen = cpu_to_be16(size);
  	ad->AttrType = cpu_to_be16(RPRT_DISC_PORT);
  	return size;
  }
  
  static int
  lpfc_fdmi_port_attr_nportid(struct lpfc_vport *vport,
  			    struct lpfc_fdmi_attr_def *ad)
  {
  	struct lpfc_fdmi_attr_entry *ae;
  	uint32_t size;
  
  	ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
  	ae->un.AttrInt =  cpu_to_be32(vport->fc_myDID);
  	size = FOURBYTES + sizeof(uint32_t);
  	ad->AttrLen = cpu_to_be16(size);
  	ad->AttrType = cpu_to_be16(RPRT_PORT_ID);
  	return size;
  }
  
  static int
  lpfc_fdmi_smart_attr_service(struct lpfc_vport *vport,
  			     struct lpfc_fdmi_attr_def *ad)
  {
  	struct lpfc_fdmi_attr_entry *ae;
  	uint32_t len, size;
  
  	ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
  	memset(ae, 0, 256);
  
  	strncpy(ae->un.AttrString, "Smart SAN Initiator",
  		sizeof(ae->un.AttrString));
  	len = strnlen(ae->un.AttrString,
  			  sizeof(ae->un.AttrString));
  	len += (len & 3) ? (4 - (len & 3)) : 4;
  	size = FOURBYTES + len;
  	ad->AttrLen = cpu_to_be16(size);
  	ad->AttrType = cpu_to_be16(RPRT_SMART_SERVICE);
  	return size;
  }
  
  static int
  lpfc_fdmi_smart_attr_guid(struct lpfc_vport *vport,
  			  struct lpfc_fdmi_attr_def *ad)
  {
  	struct lpfc_fdmi_attr_entry *ae;
  	uint32_t size;
  
  	ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
  	memset(ae, 0, 256);
  
  	memcpy(&ae->un.AttrString, &vport->fc_sparam.nodeName,
  	       sizeof(struct lpfc_name));
  	memcpy((((uint8_t *)&ae->un.AttrString) +
  		sizeof(struct lpfc_name)),
  		&vport->fc_sparam.portName, sizeof(struct lpfc_name));
  	size = FOURBYTES + (2 * sizeof(struct lpfc_name));
  	ad->AttrLen =  cpu_to_be16(size);
  	ad->AttrType = cpu_to_be16(RPRT_SMART_GUID);
  	return size;
  }
  
  static int
  lpfc_fdmi_smart_attr_version(struct lpfc_vport *vport,
  			     struct lpfc_fdmi_attr_def *ad)
  {
  	struct lpfc_fdmi_attr_entry *ae;
  	uint32_t len, size;
  
  	ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
  	memset(ae, 0, 256);
  
  	strncpy(ae->un.AttrString, "Smart SAN Version 2.0",
  		sizeof(ae->un.AttrString));
  	len = strnlen(ae->un.AttrString,
  			  sizeof(ae->un.AttrString));
  	len += (len & 3) ? (4 - (len & 3)) : 4;
  	size = FOURBYTES + len;
  	ad->AttrLen =  cpu_to_be16(size);
  	ad->AttrType = cpu_to_be16(RPRT_SMART_VERSION);
  	return size;
  }
  
  static int
  lpfc_fdmi_smart_attr_model(struct lpfc_vport *vport,
  			   struct lpfc_fdmi_attr_def *ad)
  {
  	struct lpfc_hba *phba = vport->phba;
  	struct lpfc_fdmi_attr_entry *ae;
  	uint32_t len, size;
  
  	ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
  	memset(ae, 0, 256);
  
  	strncpy(ae->un.AttrString, phba->ModelName,
  		sizeof(ae->un.AttrString));
  	len = strnlen(ae->un.AttrString, sizeof(ae->un.AttrString));
  	len += (len & 3) ? (4 - (len & 3)) : 4;
  	size = FOURBYTES + len;
  	ad->AttrLen = cpu_to_be16(size);
  	ad->AttrType = cpu_to_be16(RPRT_SMART_MODEL);
  	return size;
  }
  
  static int
  lpfc_fdmi_smart_attr_port_info(struct lpfc_vport *vport,
  			       struct lpfc_fdmi_attr_def *ad)
  {
  	struct lpfc_fdmi_attr_entry *ae;
  	uint32_t size;
  
  	ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
  
  	/* SRIOV (type 3) is not supported */
  	if (vport->vpi)
  		ae->un.AttrInt =  cpu_to_be32(2);  /* NPIV */
  	else
  		ae->un.AttrInt =  cpu_to_be32(1);  /* Physical */
  	size = FOURBYTES + sizeof(uint32_t);
  	ad->AttrLen = cpu_to_be16(size);
  	ad->AttrType = cpu_to_be16(RPRT_SMART_PORT_INFO);
  	return size;
  }
  
  static int
  lpfc_fdmi_smart_attr_qos(struct lpfc_vport *vport,
  			 struct lpfc_fdmi_attr_def *ad)
  {
  	struct lpfc_fdmi_attr_entry *ae;
  	uint32_t size;
  
  	ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
  	ae->un.AttrInt =  cpu_to_be32(0);
  	size = FOURBYTES + sizeof(uint32_t);
  	ad->AttrLen = cpu_to_be16(size);
  	ad->AttrType = cpu_to_be16(RPRT_SMART_QOS);
  	return size;
  }
  
  static int
  lpfc_fdmi_smart_attr_security(struct lpfc_vport *vport,
  			      struct lpfc_fdmi_attr_def *ad)
  {
  	struct lpfc_fdmi_attr_entry *ae;
  	uint32_t size;
  
  	ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
  	ae->un.AttrInt =  cpu_to_be32(1);
  	size = FOURBYTES + sizeof(uint32_t);
  	ad->AttrLen = cpu_to_be16(size);
  	ad->AttrType = cpu_to_be16(RPRT_SMART_SECURITY);
  	return size;
  }
  
  /* RHBA attribute jump table */
  int (*lpfc_fdmi_hba_action[])
  	(struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad) = {
  	/* Action routine                 Mask bit     Attribute type */
  	lpfc_fdmi_hba_attr_wwnn,	  /* bit0     RHBA_NODENAME           */
  	lpfc_fdmi_hba_attr_manufacturer,  /* bit1     RHBA_MANUFACTURER       */
  	lpfc_fdmi_hba_attr_sn,		  /* bit2     RHBA_SERIAL_NUMBER      */
  	lpfc_fdmi_hba_attr_model,	  /* bit3     RHBA_MODEL              */
  	lpfc_fdmi_hba_attr_description,	  /* bit4     RHBA_MODEL_DESCRIPTION  */
  	lpfc_fdmi_hba_attr_hdw_ver,	  /* bit5     RHBA_HARDWARE_VERSION   */
  	lpfc_fdmi_hba_attr_drvr_ver,	  /* bit6     RHBA_DRIVER_VERSION     */
  	lpfc_fdmi_hba_attr_rom_ver,	  /* bit7     RHBA_OPTION_ROM_VERSION */
  	lpfc_fdmi_hba_attr_fmw_ver,	  /* bit8     RHBA_FIRMWARE_VERSION   */
  	lpfc_fdmi_hba_attr_os_ver,	  /* bit9     RHBA_OS_NAME_VERSION    */
  	lpfc_fdmi_hba_attr_ct_len,	  /* bit10    RHBA_MAX_CT_PAYLOAD_LEN */
  	lpfc_fdmi_hba_attr_symbolic_name, /* bit11    RHBA_SYM_NODENAME       */
  	lpfc_fdmi_hba_attr_vendor_info,	  /* bit12    RHBA_VENDOR_INFO        */
  	lpfc_fdmi_hba_attr_num_ports,	  /* bit13    RHBA_NUM_PORTS          */
  	lpfc_fdmi_hba_attr_fabric_wwnn,	  /* bit14    RHBA_FABRIC_WWNN        */
  	lpfc_fdmi_hba_attr_bios_ver,	  /* bit15    RHBA_BIOS_VERSION       */
  	lpfc_fdmi_hba_attr_bios_state,	  /* bit16    RHBA_BIOS_STATE         */
  	lpfc_fdmi_hba_attr_vendor_id,	  /* bit17    RHBA_VENDOR_ID          */
  };
  
  /* RPA / RPRT attribute jump table */
  int (*lpfc_fdmi_port_action[])
  	(struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad) = {
  	/* Action routine                   Mask bit   Attribute type */
  	lpfc_fdmi_port_attr_fc4type,        /* bit0   RPRT_SUPPORT_FC4_TYPES  */
  	lpfc_fdmi_port_attr_support_speed,  /* bit1   RPRT_SUPPORTED_SPEED    */
  	lpfc_fdmi_port_attr_speed,          /* bit2   RPRT_PORT_SPEED         */
  	lpfc_fdmi_port_attr_max_frame,      /* bit3   RPRT_MAX_FRAME_SIZE     */
  	lpfc_fdmi_port_attr_os_devname,     /* bit4   RPRT_OS_DEVICE_NAME     */
  	lpfc_fdmi_port_attr_host_name,      /* bit5   RPRT_HOST_NAME          */
  	lpfc_fdmi_port_attr_wwnn,           /* bit6   RPRT_NODENAME           */
  	lpfc_fdmi_port_attr_wwpn,           /* bit7   RPRT_PORTNAME           */
  	lpfc_fdmi_port_attr_symbolic_name,  /* bit8   RPRT_SYM_PORTNAME       */
  	lpfc_fdmi_port_attr_port_type,      /* bit9   RPRT_PORT_TYPE          */
  	lpfc_fdmi_port_attr_class,          /* bit10  RPRT_SUPPORTED_CLASS    */
  	lpfc_fdmi_port_attr_fabric_wwpn,    /* bit11  RPRT_FABRICNAME         */
  	lpfc_fdmi_port_attr_active_fc4type, /* bit12  RPRT_ACTIVE_FC4_TYPES   */
  	lpfc_fdmi_port_attr_port_state,     /* bit13  RPRT_PORT_STATE         */
  	lpfc_fdmi_port_attr_num_disc,       /* bit14  RPRT_DISC_PORT          */
  	lpfc_fdmi_port_attr_nportid,        /* bit15  RPRT_PORT_ID            */
  	lpfc_fdmi_smart_attr_service,       /* bit16  RPRT_SMART_SERVICE      */
  	lpfc_fdmi_smart_attr_guid,          /* bit17  RPRT_SMART_GUID         */
  	lpfc_fdmi_smart_attr_version,       /* bit18  RPRT_SMART_VERSION      */
  	lpfc_fdmi_smart_attr_model,         /* bit19  RPRT_SMART_MODEL        */
  	lpfc_fdmi_smart_attr_port_info,     /* bit20  RPRT_SMART_PORT_INFO    */
  	lpfc_fdmi_smart_attr_qos,           /* bit21  RPRT_SMART_QOS          */
  	lpfc_fdmi_smart_attr_security,      /* bit22  RPRT_SMART_SECURITY     */
  };
  
  /**
   * lpfc_fdmi_cmd - Build and send a FDMI cmd to the specified NPort
   * @vport: pointer to a host virtual N_Port data structure.
   * @ndlp: ndlp to send FDMI cmd to (if NULL use FDMI_DID)
   * cmdcode: FDMI command to send
   * mask: Mask of HBA or PORT Attributes to send
   *
   * Builds and sends a FDMI command using the CT subsystem.
   */
  int
  lpfc_fdmi_cmd(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
  	      int cmdcode, uint32_t new_mask)
  {
  	struct lpfc_hba *phba = vport->phba;
  	struct lpfc_dmabuf *mp, *bmp;
  	struct lpfc_sli_ct_request *CtReq;
  	struct ulp_bde64 *bpl;
  	uint32_t bit_pos;
  	uint32_t size;
  	uint32_t rsp_size;
  	uint32_t mask;
  	struct lpfc_fdmi_reg_hba *rh;
  	struct lpfc_fdmi_port_entry *pe;
  	struct lpfc_fdmi_reg_portattr *pab = NULL;
  	struct lpfc_fdmi_attr_block *ab = NULL;
  	int  (*func)(struct lpfc_vport *vport, struct lpfc_fdmi_attr_def *ad);
  	void (*cmpl)(struct lpfc_hba *, struct lpfc_iocbq *,
  		     struct lpfc_iocbq *);
  
  	if (!ndlp || !NLP_CHK_NODE_ACT(ndlp))
  		return 0;
  
  	cmpl = lpfc_cmpl_ct_disc_fdmi; /* called from discovery */
  
  	/* fill in BDEs for command */
  	/* Allocate buffer for command payload */
  	mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
  	if (!mp)
  		goto fdmi_cmd_exit;
  
  	mp->virt = lpfc_mbuf_alloc(phba, 0, &(mp->phys));
  	if (!mp->virt)
  		goto fdmi_cmd_free_mp;
  
  	/* Allocate buffer for Buffer ptr list */
  	bmp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
  	if (!bmp)
  		goto fdmi_cmd_free_mpvirt;
  
  	bmp->virt = lpfc_mbuf_alloc(phba, 0, &(bmp->phys));
  	if (!bmp->virt)
  		goto fdmi_cmd_free_bmp;
  
  	INIT_LIST_HEAD(&mp->list);
  	INIT_LIST_HEAD(&bmp->list);
  
  	/* FDMI request */
  	lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
  			 "0218 FDMI Request Data: x%x x%x x%x\n",
  			 vport->fc_flag, vport->port_state, cmdcode);
  	CtReq = (struct lpfc_sli_ct_request *)mp->virt;
  
  	/* First populate the CT_IU preamble */
  	memset(CtReq, 0, sizeof(struct lpfc_sli_ct_request));
  	CtReq->RevisionId.bits.Revision = SLI_CT_REVISION;
  	CtReq->RevisionId.bits.InId = 0;
  
  	CtReq->FsType = SLI_CT_MANAGEMENT_SERVICE;
  	CtReq->FsSubType = SLI_CT_FDMI_Subtypes;
  
  	CtReq->CommandResponse.bits.CmdRsp = cpu_to_be16(cmdcode);
  	rsp_size = LPFC_BPL_SIZE;
  	size = 0;
  
  	/* Next fill in the specific FDMI cmd information */
  	switch (cmdcode) {
  	case SLI_MGMT_RHAT:
  	case SLI_MGMT_RHBA:
  		rh = (struct lpfc_fdmi_reg_hba *)&CtReq->un.PortID;
  		/* HBA Identifier */
  		memcpy(&rh->hi.PortName, &phba->pport->fc_sparam.portName,
  		       sizeof(struct lpfc_name));
  
  		if (cmdcode == SLI_MGMT_RHBA) {
  			/* Registered Port List */
  			/* One entry (port) per adapter */
  			rh->rpl.EntryCnt = cpu_to_be32(1);
  			memcpy(&rh->rpl.pe, &phba->pport->fc_sparam.portName,
  			       sizeof(struct lpfc_name));
  
  			/* point to the HBA attribute block */
  			size = 2 * sizeof(struct lpfc_name) +
  				FOURBYTES;
  		} else {
  			size = sizeof(struct lpfc_name);
  		}
  		ab = (struct lpfc_fdmi_attr_block *)((uint8_t *)rh + size);
  		ab->EntryCnt = 0;
  		size += FOURBYTES;
  		bit_pos = 0;
  		if (new_mask)
  			mask = new_mask;
  		else
  			mask = vport->fdmi_hba_mask;
  
  		/* Mask will dictate what attributes to build in the request */
  		while (mask) {
  			if (mask & 0x1) {
  				func = lpfc_fdmi_hba_action[bit_pos];
  				size += func(vport,
  					     (struct lpfc_fdmi_attr_def *)
  					     ((uint8_t *)rh + size));
  				ab->EntryCnt++;
  				if ((size + 256) >
  				    (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
  					goto hba_out;
  			}
  			mask = mask >> 1;
  			bit_pos++;
  		}
  hba_out:
  		ab->EntryCnt = cpu_to_be32(ab->EntryCnt);
  		/* Total size */
  		size = GID_REQUEST_SZ - 4 + size;
  		break;
  
  	case SLI_MGMT_RPRT:
  	case SLI_MGMT_RPA:
  		pab = (struct lpfc_fdmi_reg_portattr *)&CtReq->un.PortID;
  		if (cmdcode == SLI_MGMT_RPRT) {
  			rh = (struct lpfc_fdmi_reg_hba *)pab;
  			/* HBA Identifier */
  			memcpy(&rh->hi.PortName,
  			       &phba->pport->fc_sparam.portName,
  			       sizeof(struct lpfc_name));
  			pab = (struct lpfc_fdmi_reg_portattr *)
  				((uint8_t *)pab +  sizeof(struct lpfc_name));
  		}
  
  		memcpy((uint8_t *)&pab->PortName,
  		       (uint8_t *)&vport->fc_sparam.portName,
  		       sizeof(struct lpfc_name));
  		size += sizeof(struct lpfc_name) + FOURBYTES;
  		pab->ab.EntryCnt = 0;
  		bit_pos = 0;
  		if (new_mask)
  			mask = new_mask;
  		else
  			mask = vport->fdmi_port_mask;
  
  		/* Mask will dictate what attributes to build in the request */
  		while (mask) {
  			if (mask & 0x1) {
  				func = lpfc_fdmi_port_action[bit_pos];
  				size += func(vport,
  					     (struct lpfc_fdmi_attr_def *)
  					     ((uint8_t *)pab + size));
  				pab->ab.EntryCnt++;
  				if ((size + 256) >
  				    (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
  					goto port_out;
  			}
  			mask = mask >> 1;
  			bit_pos++;
  		}
  port_out:
  		pab->ab.EntryCnt = cpu_to_be32(pab->ab.EntryCnt);
  		/* Total size */
  		if (cmdcode == SLI_MGMT_RPRT)
  			size += sizeof(struct lpfc_name);
  		size = GID_REQUEST_SZ - 4 + size;
  		break;
  
  	case SLI_MGMT_GHAT:
  	case SLI_MGMT_GRPL:
  		rsp_size = FC_MAX_NS_RSP;
  	case SLI_MGMT_DHBA:
  	case SLI_MGMT_DHAT:
  		pe = (struct lpfc_fdmi_port_entry *)&CtReq->un.PortID;
  		memcpy((uint8_t *)&pe->PortName,
  		       (uint8_t *)&vport->fc_sparam.portName,
  		       sizeof(struct lpfc_name));
  		size = GID_REQUEST_SZ - 4 + sizeof(struct lpfc_name);
  		break;
  
  	case SLI_MGMT_GPAT:
  	case SLI_MGMT_GPAS:
  		rsp_size = FC_MAX_NS_RSP;
  	case SLI_MGMT_DPRT:
  	case SLI_MGMT_DPA:
  		pe = (struct lpfc_fdmi_port_entry *)&CtReq->un.PortID;
  		memcpy((uint8_t *)&pe->PortName,
  		       (uint8_t *)&vport->fc_sparam.portName,
  		       sizeof(struct lpfc_name));
  		size = GID_REQUEST_SZ - 4 + sizeof(struct lpfc_name);
  		break;
  	case SLI_MGMT_GRHL:
  		size = GID_REQUEST_SZ - 4;
  		break;
  	default:
  		lpfc_printf_vlog(vport, KERN_WARNING, LOG_DISCOVERY,
  				 "0298 FDMI cmdcode x%x not supported\n",
  				 cmdcode);
  		goto fdmi_cmd_free_bmpvirt;
  	}
  	CtReq->CommandResponse.bits.Size = cpu_to_be16(rsp_size);
  
  	bpl = (struct ulp_bde64 *)bmp->virt;
  	bpl->addrHigh = le32_to_cpu(putPaddrHigh(mp->phys));
  	bpl->addrLow = le32_to_cpu(putPaddrLow(mp->phys));
  	bpl->tus.f.bdeFlags = 0;
  	bpl->tus.f.bdeSize = size;
  
  	/*
  	 * The lpfc_ct_cmd/lpfc_get_req shall increment ndlp reference count
  	 * to hold ndlp reference for the corresponding callback function.
  	 */
  	if (!lpfc_ct_cmd(vport, mp, bmp, ndlp, cmpl, rsp_size, 0))
  		return 0;
  
  	/*
  	 * Decrement ndlp reference count to release ndlp reference held
  	 * for the failed command's callback function.
  	 */
  	lpfc_nlp_put(ndlp);
  
  fdmi_cmd_free_bmpvirt:
  	lpfc_mbuf_free(phba, bmp->virt, bmp->phys);
  fdmi_cmd_free_bmp:
  	kfree(bmp);
  fdmi_cmd_free_mpvirt:
  	lpfc_mbuf_free(phba, mp->virt, mp->phys);
  fdmi_cmd_free_mp:
  	kfree(mp);
  fdmi_cmd_exit:
  	/* Issue FDMI request failed */
  	lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
  			 "0244 Issue FDMI request failed Data: x%x\n",
  			 cmdcode);
  	return 1;
  }
  
  /**
   * lpfc_delayed_disc_tmo - Timeout handler for delayed discovery timer.
   * @ptr - Context object of the timer.
   *
   * This function set the WORKER_DELAYED_DISC_TMO flag and wake up
   * the worker thread.
   **/
  void
  lpfc_delayed_disc_tmo(struct timer_list *t)
  {
  	struct lpfc_vport *vport = from_timer(vport, t, delayed_disc_tmo);
  	struct lpfc_hba   *phba = vport->phba;
  	uint32_t tmo_posted;
  	unsigned long iflag;
  
  	spin_lock_irqsave(&vport->work_port_lock, iflag);
  	tmo_posted = vport->work_port_events & WORKER_DELAYED_DISC_TMO;
  	if (!tmo_posted)
  		vport->work_port_events |= WORKER_DELAYED_DISC_TMO;
  	spin_unlock_irqrestore(&vport->work_port_lock, iflag);
  
  	if (!tmo_posted)
  		lpfc_worker_wake_up(phba);
  	return;
  }
  
  /**
   * lpfc_delayed_disc_timeout_handler - Function called by worker thread to
   *      handle delayed discovery.
   * @vport: pointer to a host virtual N_Port data structure.
   *
   * This function start nport discovery of the vport.
   **/
  void
  lpfc_delayed_disc_timeout_handler(struct lpfc_vport *vport)
  {
  	struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
  
  	spin_lock_irq(shost->host_lock);
  	if (!(vport->fc_flag & FC_DISC_DELAYED)) {
  		spin_unlock_irq(shost->host_lock);
  		return;
  	}
  	vport->fc_flag &= ~FC_DISC_DELAYED;
  	spin_unlock_irq(shost->host_lock);
  
  	lpfc_do_scr_ns_plogi(vport->phba, vport);
  }
  
  void
  lpfc_decode_firmware_rev(struct lpfc_hba *phba, char *fwrevision, int flag)
  {
  	struct lpfc_sli *psli = &phba->sli;
  	lpfc_vpd_t *vp = &phba->vpd;
  	uint32_t b1, b2, b3, b4, i, rev;
  	char c;
  	uint32_t *ptr, str[4];
  	uint8_t *fwname;
  
  	if (phba->sli_rev == LPFC_SLI_REV4)
  		snprintf(fwrevision, FW_REV_STR_SIZE, "%s", vp->rev.opFwName);
  	else if (vp->rev.rBit) {
  		if (psli->sli_flag & LPFC_SLI_ACTIVE)
  			rev = vp->rev.sli2FwRev;
  		else
  			rev = vp->rev.sli1FwRev;
  
  		b1 = (rev & 0x0000f000) >> 12;
  		b2 = (rev & 0x00000f00) >> 8;
  		b3 = (rev & 0x000000c0) >> 6;
  		b4 = (rev & 0x00000030) >> 4;
  
  		switch (b4) {
  		case 0:
  			c = 'N';
  			break;
  		case 1:
  			c = 'A';
  			break;
  		case 2:
  			c = 'B';
  			break;
  		case 3:
  			c = 'X';
  			break;
  		default:
  			c = 0;
  			break;
  		}
  		b4 = (rev & 0x0000000f);
  
  		if (psli->sli_flag & LPFC_SLI_ACTIVE)
  			fwname = vp->rev.sli2FwName;
  		else
  			fwname = vp->rev.sli1FwName;
  
  		for (i = 0; i < 16; i++)
  			if (fwname[i] == 0x20)
  				fwname[i] = 0;
  
  		ptr = (uint32_t*)fwname;
  
  		for (i = 0; i < 3; i++)
  			str[i] = be32_to_cpu(*ptr++);
  
  		if (c == 0) {
  			if (flag)
  				sprintf(fwrevision, "%d.%d%d (%s)",
  					b1, b2, b3, (char *)str);
  			else
  				sprintf(fwrevision, "%d.%d%d", b1,
  					b2, b3);
  		} else {
  			if (flag)
  				sprintf(fwrevision, "%d.%d%d%c%d (%s)",
  					b1, b2, b3, c,
  					b4, (char *)str);
  			else
  				sprintf(fwrevision, "%d.%d%d%c%d",
  					b1, b2, b3, c, b4);
  		}
  	} else {
  		rev = vp->rev.smFwRev;
  
  		b1 = (rev & 0xff000000) >> 24;
  		b2 = (rev & 0x00f00000) >> 20;
  		b3 = (rev & 0x000f0000) >> 16;
  		c  = (rev & 0x0000ff00) >> 8;
  		b4 = (rev & 0x000000ff);
  
  		sprintf(fwrevision, "%d.%d%d%c%d", b1, b2, b3, c, b4);
  	}
  	return;
  }
  