--- /dev/null
+/*******************************************************************
+ * This file is part of the Emulex Linux Device Driver for *
+ * Fibre Channel Host Bus Adapters. *
+ * Copyright (C) 2004-2015 Emulex. All rights reserved. *
+ * EMULEX and SLI are trademarks of Emulex. *
+ * www.emulex.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_scsi.h"
+#include "lpfc.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 */
+#define HBA_PORTSPEED_1GBIT 0x0001 /* 1 GBit/sec */
+#define HBA_PORTSPEED_2GBIT 0x0002 /* 2 GBit/sec */
+#define HBA_PORTSPEED_4GBIT 0x0008 /* 4 GBit/sec */
+#define HBA_PORTSPEED_10GBIT 0x0004 /* 10 GBit/sec */
+#define HBA_PORTSPEED_8GBIT 0x0010 /* 8 GBit/sec */
+#define HBA_PORTSPEED_16GBIT 0x0020 /* 16 GBit/sec */
+#define HBA_PORTSPEED_UNKNOWN 0x0800 /* Unknown */
+
+#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;
+}
+
+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;
+}
+
+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 int
+lpfc_ns_rsp(struct lpfc_vport *vport, struct lpfc_dmabuf *mp, uint32_t Size)
+{
+ struct lpfc_hba *phba = vport->phba;
+ struct lpfc_sli_ct_request *Response =
+ (struct lpfc_sli_ct_request *) mp->virt;
+ struct lpfc_nodelist *ndlp = NULL;
+ 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;
+
+ 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);
+
+ ndlp = NULL;
+
+ /*
+ * Check for rscn processing or not
+ * 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) == NULL) ||
+ vport->cfg_peer_port_login)) {
+ 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);
+
+ lpfc_printf_vlog(vport,
+ KERN_INFO,
+ LOG_DISCOVERY,
+ "0238 Process "
+ "x%x NameServer Rsp"
+ "Data: x%x x%x x%x\n",
+ Did, ndlp->nlp_flag,
+ 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%x "
+ "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 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))
+ 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%x "
+ "NameServer Rsp Data: "
+ "x%x x%x\n",
+ Did, vport->fc_flag,
+ vport->fc_rscn_id_cnt);
+ }
+ }
+ }
+ if (CTentry & (cpu_to_be32(SLI_CT_LAST_ENTRY)))
+ goto nsout1;
+ Cnt -= sizeof (uint32_t);
+ }
+ ctptr = NULL;
+
+ }
+
+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 *bmp;
+ struct lpfc_dmabuf *outp;
+ struct lpfc_sli_ct_request *CTrsp;
+ struct lpfc_nodelist *ndlp;
+ int rc;
+
+ /* 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;
+
+ outp = (struct lpfc_dmabuf *) cmdiocb->context2;
+ bmp = (struct lpfc_dmabuf *) cmdiocb->context3;
+ 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;
+ }
+ 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++;
+
+ /* CT command is being retried */
+ rc = lpfc_ns_cmd(vport, SLI_CTNS_GID_FT,
+ vport->fc_ns_retry, 0);
+ 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 */
+ 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\n",
+ vport->fc_flag);
+ lpfc_ns_rsp(vport, outp,
+ (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);
+ }
+ }
+ /* Link up / RSCN discovery */
+ 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);
+ }
+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(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;
+}
+
+int
+lpfc_vport_symbolic_port_name(struct lpfc_vport *vport, char *symbol,
+ size_t size)
+{
+ int n;
+ uint8_t *wwn = vport->phba->wwpn;
+
+ n = snprintf(symbol, size,
+ "Emulex PPN-%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x",
+ wwn[0], wwn[1], wwn[2], wwn[3],
+ wwn[4], wwn[5], wwn[6], wwn[7]);
+
+ if (vport->port_type == LPFC_PHYSICAL_PORT)
+ return n;
+
+ if (n < size)
+ n += snprintf(symbol + n, size - n, " VPort-%d", vport->vpi);
+
+ if (n < size &&
+ strlen(vport->fc_vport->symbolic_name))
+ n += snprintf(symbol + n, size - n, " VName-%s",
+ vport->fc_vport->symbolic_name);
+ 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);
+
+ /* Note :- OS name is "Linux" */
+ if (size < n)
+ return n;
+ n += snprintf(symbol + n, size - n, " OS:%s", 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;
+}
+
+/*
+ * 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\n",
+ cmdcode, vport->fc_flag, vport->fc_rscn_id_cnt);
+
+ 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_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 = SLI_CTPT_FCP;
+ 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_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);
+ CtReq->un.rft.fcpReg = 1;
+ 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;
+ CtReq->un.rff.type_code = FC_TYPE_FCP;
+ 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);
+
+ 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;
+}
+
+static void
+lpfc_cmpl_ct_cmd_fdmi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
+ struct lpfc_iocbq * rspiocb)
+{
+ struct lpfc_dmabuf *inp = cmdiocb->context1;
+ struct lpfc_dmabuf *outp = cmdiocb->context2;
+ struct lpfc_sli_ct_request *CTrsp = outp->virt;
+ struct lpfc_sli_ct_request *CTcmd = inp->virt;
+ struct lpfc_nodelist *ndlp;
+ uint16_t fdmi_cmd = CTcmd->CommandResponse.bits.CmdRsp;
+ uint16_t fdmi_rsp = CTrsp->CommandResponse.bits.CmdRsp;
+ struct lpfc_vport *vport = cmdiocb->vport;
+ IOCB_t *irsp = &rspiocb->iocb;
+ uint32_t latt;
+
+ 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) {
+ 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]);
+ goto fail_out;
+ }
+
+ ndlp = lpfc_findnode_did(vport, FDMI_DID);
+ if (!ndlp || !NLP_CHK_NODE_ACT(ndlp))
+ goto fail_out;
+
+ if (fdmi_rsp == cpu_to_be16(SLI_CT_RESPONSE_FS_RJT)) {
+ /* FDMI rsp failed */
+ lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
+ "0220 FDMI rsp failed Data: x%x\n",
+ be16_to_cpu(fdmi_cmd));
+ }
+
+fail_out:
+ lpfc_ct_free_iocb(phba, cmdiocb);
+}
+
+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_sli_ct_request *CTcmd = inp->virt;
+ uint16_t fdmi_cmd = CTcmd->CommandResponse.bits.CmdRsp;
+ struct lpfc_nodelist *ndlp;
+
+ lpfc_cmpl_ct_cmd_fdmi(phba, cmdiocb, rspiocb);
+
+ ndlp = lpfc_findnode_did(vport, FDMI_DID);
+ if (!ndlp || !NLP_CHK_NODE_ACT(ndlp))
+ return;
+
+ /*
+ * Need to cycle thru FDMI registration for discovery
+ * DHBA -> DPRT -> RHBA -> RPA
+ */
+ switch (be16_to_cpu(fdmi_cmd)) {
+ case SLI_MGMT_RHBA:
+ lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RPA);
+ break;
+
+ case SLI_MGMT_DHBA:
+ lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DPRT);
+ break;
+
+ case SLI_MGMT_DPRT:
+ lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_RHBA);
+ break;
+ }
+}
+
+
+int
+lpfc_fdmi_cmd(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, int cmdcode)
+{
+ struct lpfc_hba *phba = vport->phba;
+ struct lpfc_dmabuf *mp, *bmp;
+ struct lpfc_sli_ct_request *CtReq;
+ struct ulp_bde64 *bpl;
+ uint32_t size;
+ uint32_t rsp_size;
+ 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;
+ struct lpfc_fdmi_attr_entry *ae;
+ struct lpfc_fdmi_attr_def *ad;
+ void (*cmpl) (struct lpfc_hba *, struct lpfc_iocbq *,
+ struct lpfc_iocbq *);
+
+ if (ndlp == NULL) {
+ ndlp = lpfc_findnode_did(vport, FDMI_DID);
+ if (!ndlp || !NLP_CHK_NODE_ACT(ndlp))
+ return 0;
+ cmpl = lpfc_cmpl_ct_cmd_fdmi; /* cmd interface */
+ } else {
+ 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:
+ {
+ lpfc_vpd_t *vp = &phba->vpd;
+ uint32_t i, j, incr;
+ int len = 0;
+
+ rh = (struct lpfc_fdmi_reg_hba *)&CtReq->un.PortID;
+ /* HBA Identifier */
+ memcpy(&rh->hi.PortName, &vport->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, &vport->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;
+
+ /*
+ * Point to beginning of first HBA attribute entry
+ */
+ /* #1 HBA attribute entry */
+ ad = (struct lpfc_fdmi_attr_def *)
+ ((uint8_t *)rh + size);
+ ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
+ memset(ae, 0, sizeof(struct lpfc_name));
+ ad->AttrType = cpu_to_be16(RHBA_NODENAME);
+ ad->AttrLen = cpu_to_be16(FOURBYTES
+ + sizeof(struct lpfc_name));
+ memcpy(&ae->un.NodeName, &vport->fc_sparam.nodeName,
+ sizeof(struct lpfc_name));
+ ab->EntryCnt++;
+ size += FOURBYTES + sizeof(struct lpfc_name);
+ if ((size + LPFC_FDMI_MAX_AE_SIZE) >
+ (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
+ goto hba_out;
+
+ /* #2 HBA attribute entry */
+ ad = (struct lpfc_fdmi_attr_def *)
+ ((uint8_t *)rh + size);
+ ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
+ memset(ae, 0, sizeof(ae->un.Manufacturer));
+ ad->AttrType = cpu_to_be16(RHBA_MANUFACTURER);
+ strncpy(ae->un.Manufacturer, "Emulex Corporation",
+ sizeof(ae->un.Manufacturer));
+ len = strnlen(ae->un.Manufacturer,
+ sizeof(ae->un.Manufacturer));
+ len += (len & 3) ? (4 - (len & 3)) : 4;
+ ad->AttrLen = cpu_to_be16(FOURBYTES + len);
+ ab->EntryCnt++;
+ size += FOURBYTES + len;
+ if ((size + LPFC_FDMI_MAX_AE_SIZE) >
+ (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
+ goto hba_out;
+
+ /* #3 HBA attribute entry */
+ ad = (struct lpfc_fdmi_attr_def *)
+ ((uint8_t *)rh + size);
+ ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
+ memset(ae, 0, sizeof(ae->un.SerialNumber));
+ ad->AttrType = cpu_to_be16(RHBA_SERIAL_NUMBER);
+ strncpy(ae->un.SerialNumber, phba->SerialNumber,
+ sizeof(ae->un.SerialNumber));
+ len = strnlen(ae->un.SerialNumber,
+ sizeof(ae->un.SerialNumber));
+ len += (len & 3) ? (4 - (len & 3)) : 4;
+ ad->AttrLen = cpu_to_be16(FOURBYTES + len);
+ ab->EntryCnt++;
+ size += FOURBYTES + len;
+ if ((size + LPFC_FDMI_MAX_AE_SIZE) >
+ (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
+ goto hba_out;
+
+ /* #4 HBA attribute entry */
+ ad = (struct lpfc_fdmi_attr_def *)
+ ((uint8_t *)rh + size);
+ ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
+ memset(ae, 0, sizeof(ae->un.Model));
+ ad->AttrType = cpu_to_be16(RHBA_MODEL);
+ strncpy(ae->un.Model, phba->ModelName,
+ sizeof(ae->un.Model));
+ len = strnlen(ae->un.Model, sizeof(ae->un.Model));
+ len += (len & 3) ? (4 - (len & 3)) : 4;
+ ad->AttrLen = cpu_to_be16(FOURBYTES + len);
+ ab->EntryCnt++;
+ size += FOURBYTES + len;
+ if ((size + LPFC_FDMI_MAX_AE_SIZE) >
+ (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
+ goto hba_out;
+
+ /* #5 HBA attribute entry */
+ ad = (struct lpfc_fdmi_attr_def *)
+ ((uint8_t *)rh + size);
+ ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
+ memset(ae, 0, sizeof(ae->un.ModelDescription));
+ ad->AttrType = cpu_to_be16(RHBA_MODEL_DESCRIPTION);
+ strncpy(ae->un.ModelDescription, phba->ModelDesc,
+ sizeof(ae->un.ModelDescription));
+ len = strnlen(ae->un.ModelDescription,
+ sizeof(ae->un.ModelDescription));
+ len += (len & 3) ? (4 - (len & 3)) : 4;
+ ad->AttrLen = cpu_to_be16(FOURBYTES + len);
+ ab->EntryCnt++;
+ size += FOURBYTES + len;
+ if ((size + 8) > (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
+ goto hba_out;
+
+ /* #6 HBA attribute entry */
+ ad = (struct lpfc_fdmi_attr_def *)
+ ((uint8_t *)rh + size);
+ ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
+ memset(ae, 0, 8);
+ ad->AttrType = cpu_to_be16(RHBA_HARDWARE_VERSION);
+ ad->AttrLen = cpu_to_be16(FOURBYTES + 8);
+ /* 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.HardwareVersion[7 - i] =
+ (char)((uint8_t)0x30 +
+ (uint8_t)j);
+ else
+ ae->un.HardwareVersion[7 - i] =
+ (char)((uint8_t)0x61 +
+ (uint8_t)(j - 10));
+ incr = (incr >> 4);
+ }
+ ab->EntryCnt++;
+ size += FOURBYTES + 8;
+ if ((size + LPFC_FDMI_MAX_AE_SIZE) >
+ (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
+ goto hba_out;
+
+ /* #7 HBA attribute entry */
+ ad = (struct lpfc_fdmi_attr_def *)
+ ((uint8_t *)rh + size);
+ ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
+ memset(ae, 0, sizeof(ae->un.DriverVersion));
+ ad->AttrType = cpu_to_be16(RHBA_DRIVER_VERSION);
+ strncpy(ae->un.DriverVersion, lpfc_release_version,
+ sizeof(ae->un.DriverVersion));
+ len = strnlen(ae->un.DriverVersion,
+ sizeof(ae->un.DriverVersion));
+ len += (len & 3) ? (4 - (len & 3)) : 4;
+ ad->AttrLen = cpu_to_be16(FOURBYTES + len);
+ ab->EntryCnt++;
+ size += FOURBYTES + len;
+ if ((size + LPFC_FDMI_MAX_AE_SIZE) >
+ (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
+ goto hba_out;
+
+ /* #8 HBA attribute entry */
+ ad = (struct lpfc_fdmi_attr_def *)
+ ((uint8_t *)rh + size);
+ ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
+ memset(ae, 0, sizeof(ae->un.OptionROMVersion));
+ ad->AttrType = cpu_to_be16(RHBA_OPTION_ROM_VERSION);
+ strncpy(ae->un.OptionROMVersion, phba->OptionROMVersion,
+ sizeof(ae->un.OptionROMVersion));
+ len = strnlen(ae->un.OptionROMVersion,
+ sizeof(ae->un.OptionROMVersion));
+ len += (len & 3) ? (4 - (len & 3)) : 4;
+ ad->AttrLen = cpu_to_be16(FOURBYTES + len);
+ ab->EntryCnt++;
+ size += FOURBYTES + len;
+ if ((size + LPFC_FDMI_MAX_AE_SIZE) >
+ (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
+ goto hba_out;
+
+ /* #9 HBA attribute entry */
+ ad = (struct lpfc_fdmi_attr_def *)
+ ((uint8_t *)rh + size);
+ ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
+ memset(ae, 0, sizeof(ae->un.FirmwareVersion));
+ ad->AttrType = cpu_to_be16(RHBA_FIRMWARE_VERSION);
+ lpfc_decode_firmware_rev(phba, ae->un.FirmwareVersion,
+ 1);
+ len = strnlen(ae->un.FirmwareVersion,
+ sizeof(ae->un.FirmwareVersion));
+ len += (len & 3) ? (4 - (len & 3)) : 4;
+ ad->AttrLen = cpu_to_be16(FOURBYTES + len);
+ ab->EntryCnt++;
+ size += FOURBYTES + len;
+ if ((size + LPFC_FDMI_MAX_AE_SIZE) >
+ (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
+ goto hba_out;
+
+ /* #10 HBA attribute entry */
+ ad = (struct lpfc_fdmi_attr_def *)
+ ((uint8_t *)rh + size);
+ ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
+ memset(ae, 0, sizeof(ae->un.OsNameVersion));
+ ad->AttrType = cpu_to_be16(RHBA_OS_NAME_VERSION);
+ snprintf(ae->un.OsNameVersion,
+ sizeof(ae->un.OsNameVersion),
+ "%s %s %s",
+ init_utsname()->sysname,
+ init_utsname()->release,
+ init_utsname()->version);
+ len = strnlen(ae->un.OsNameVersion,
+ sizeof(ae->un.OsNameVersion));
+ len += (len & 3) ? (4 - (len & 3)) : 4;
+ ad->AttrLen = cpu_to_be16(FOURBYTES + len);
+ ab->EntryCnt++;
+ size += FOURBYTES + len;
+ if ((size + 4) > (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
+ goto hba_out;
+
+ /* #11 HBA attribute entry */
+ ad = (struct lpfc_fdmi_attr_def *)
+ ((uint8_t *)rh + size);
+ ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
+ ad->AttrType =
+ cpu_to_be16(RHBA_MAX_CT_PAYLOAD_LEN);
+ ad->AttrLen = cpu_to_be16(FOURBYTES + 4);
+ ae->un.MaxCTPayloadLen = cpu_to_be32(LPFC_MAX_CT_SIZE);
+ ab->EntryCnt++;
+ size += FOURBYTES + 4;
+ if ((size + LPFC_FDMI_MAX_AE_SIZE) >
+ (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
+ goto hba_out;
+
+ /*
+ * Currently switches don't seem to support the
+ * following extended HBA attributes.
+ */
+ if (!(vport->cfg_fdmi_on & LPFC_FDMI_ALL_ATTRIB))
+ goto hba_out;
+
+ /* #12 HBA attribute entry */
+ ad = (struct lpfc_fdmi_attr_def *)
+ ((uint8_t *)rh + size);
+ ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
+ memset(ae, 0, sizeof(ae->un.NodeSymName));
+ ad->AttrType = cpu_to_be16(RHBA_SYM_NODENAME);
+ len = lpfc_vport_symbolic_node_name(vport,
+ ae->un.NodeSymName, sizeof(ae->un.NodeSymName));
+ len += (len & 3) ? (4 - (len & 3)) : 4;
+ ad->AttrLen = cpu_to_be16(FOURBYTES + len);
+ ab->EntryCnt++;
+ size += FOURBYTES + len;
+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:
+ {
+ lpfc_vpd_t *vp;
+ struct serv_parm *hsp;
+ int len = 0;
+
+ vp = &phba->vpd;
+
+ if (cmdcode == SLI_MGMT_RPRT) {
+ rh = (struct lpfc_fdmi_reg_hba *)
+ &CtReq->un.PortID;
+ /* HBA Identifier */
+ memcpy(&rh->hi.PortName,
+ &vport->fc_sparam.portName,
+ sizeof(struct lpfc_name));
+ pab = (struct lpfc_fdmi_reg_portattr *)
+ &rh->rpl.EntryCnt;
+ } else
+ pab = (struct lpfc_fdmi_reg_portattr *)
+ &CtReq->un.PortID;
+ size = sizeof(struct lpfc_name) + FOURBYTES;
+ memcpy((uint8_t *)&pab->PortName,
+ (uint8_t *)&vport->fc_sparam.portName,
+ sizeof(struct lpfc_name));
+ pab->ab.EntryCnt = 0;
+
+ /* #1 Port attribute entry */
+ ad = (struct lpfc_fdmi_attr_def *)
+ ((uint8_t *)pab + size);
+ ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
+ memset(ae, 0, sizeof(ae->un.FC4Types));
+ ad->AttrType =
+ cpu_to_be16(RPRT_SUPPORTED_FC4_TYPES);
+ ad->AttrLen = cpu_to_be16(FOURBYTES + 32);
+ ae->un.FC4Types[0] = 0x40; /* Type 1 - ELS */
+ ae->un.FC4Types[1] = 0x80; /* Type 8 - FCP */
+ ae->un.FC4Types[4] = 0x80; /* Type 32 - CT */
+ pab->ab.EntryCnt++;
+ size += FOURBYTES + 32;
+
+ /* #2 Port attribute entry */
+ ad = (struct lpfc_fdmi_attr_def *)
+ ((uint8_t *)pab + size);
+ ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
+ ad->AttrType = cpu_to_be16(RPRT_SUPPORTED_SPEED);
+ ad->AttrLen = cpu_to_be16(FOURBYTES + 4);
+ ae->un.SupportSpeed = 0;
+ if (phba->lmt & LMT_16Gb)
+ ae->un.SupportSpeed |= HBA_PORTSPEED_16GBIT;
+ if (phba->lmt & LMT_10Gb)
+ ae->un.SupportSpeed |= HBA_PORTSPEED_10GBIT;
+ if (phba->lmt & LMT_8Gb)
+ ae->un.SupportSpeed |= HBA_PORTSPEED_8GBIT;
+ if (phba->lmt & LMT_4Gb)
+ ae->un.SupportSpeed |= HBA_PORTSPEED_4GBIT;
+ if (phba->lmt & LMT_2Gb)
+ ae->un.SupportSpeed |= HBA_PORTSPEED_2GBIT;
+ if (phba->lmt & LMT_1Gb)
+ ae->un.SupportSpeed |= HBA_PORTSPEED_1GBIT;
+ ae->un.SupportSpeed =
+ cpu_to_be32(ae->un.SupportSpeed);
+
+ pab->ab.EntryCnt++;
+ size += FOURBYTES + 4;
+
+ /* #3 Port attribute entry */
+ ad = (struct lpfc_fdmi_attr_def *)
+ ((uint8_t *)pab + size);
+ ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
+ ad->AttrType = cpu_to_be16(RPRT_PORT_SPEED);
+ ad->AttrLen = cpu_to_be16(FOURBYTES + 4);
+ switch (phba->fc_linkspeed) {
+ case LPFC_LINK_SPEED_1GHZ:
+ ae->un.PortSpeed = HBA_PORTSPEED_1GBIT;
+ break;
+ case LPFC_LINK_SPEED_2GHZ:
+ ae->un.PortSpeed = HBA_PORTSPEED_2GBIT;
+ break;
+ case LPFC_LINK_SPEED_4GHZ:
+ ae->un.PortSpeed = HBA_PORTSPEED_4GBIT;
+ break;
+ case LPFC_LINK_SPEED_8GHZ:
+ ae->un.PortSpeed = HBA_PORTSPEED_8GBIT;
+ break;
+ case LPFC_LINK_SPEED_10GHZ:
+ ae->un.PortSpeed = HBA_PORTSPEED_10GBIT;
+ break;
+ case LPFC_LINK_SPEED_16GHZ:
+ ae->un.PortSpeed = HBA_PORTSPEED_16GBIT;
+ break;
+ default:
+ ae->un.PortSpeed = HBA_PORTSPEED_UNKNOWN;
+ break;
+ }
+ ae->un.PortSpeed = cpu_to_be32(ae->un.PortSpeed);
+ pab->ab.EntryCnt++;
+ size += FOURBYTES + 4;
+
+ /* #4 Port attribute entry */
+ ad = (struct lpfc_fdmi_attr_def *)
+ ((uint8_t *)pab + size);
+ ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
+ ad->AttrType = cpu_to_be16(RPRT_MAX_FRAME_SIZE);
+ ad->AttrLen = cpu_to_be16(FOURBYTES + 4);
+ hsp = (struct serv_parm *)&vport->fc_sparam;
+ ae->un.MaxFrameSize =
+ (((uint32_t)hsp->cmn.
+ bbRcvSizeMsb) << 8) | (uint32_t)hsp->cmn.
+ bbRcvSizeLsb;
+ ae->un.MaxFrameSize =
+ cpu_to_be32(ae->un.MaxFrameSize);
+ pab->ab.EntryCnt++;
+ size += FOURBYTES + 4;
+ if ((size + LPFC_FDMI_MAX_AE_SIZE) >
+ (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
+ goto port_out;
+
+ /* #5 Port attribute entry */
+ ad = (struct lpfc_fdmi_attr_def *)
+ ((uint8_t *)pab + size);
+ ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
+ memset(ae, 0, sizeof(ae->un.OsDeviceName));
+ ad->AttrType = cpu_to_be16(RPRT_OS_DEVICE_NAME);
+ strncpy((char *)ae->un.OsDeviceName, LPFC_DRIVER_NAME,
+ sizeof(ae->un.OsDeviceName));
+ len = strnlen((char *)ae->un.OsDeviceName,
+ sizeof(ae->un.OsDeviceName));
+ len += (len & 3) ? (4 - (len & 3)) : 4;
+ ad->AttrLen = cpu_to_be16(FOURBYTES + len);
+ pab->ab.EntryCnt++;
+ size += FOURBYTES + len;
+ if ((size + LPFC_FDMI_MAX_AE_SIZE) >
+ (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
+ goto port_out;
+
+ /* #6 Port attribute entry */
+ ad = (struct lpfc_fdmi_attr_def *)
+ ((uint8_t *)pab + size);
+ ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
+ memset(ae, 0, sizeof(ae->un.HostName));
+ snprintf(ae->un.HostName, sizeof(ae->un.HostName), "%s",
+ init_utsname()->nodename);
+ ad->AttrType = cpu_to_be16(RPRT_HOST_NAME);
+ len = strnlen(ae->un.HostName,
+ sizeof(ae->un.HostName));
+ len += (len & 3) ? (4 - (len & 3)) : 4;
+ ad->AttrLen =
+ cpu_to_be16(FOURBYTES + len);
+ pab->ab.EntryCnt++;
+ size += FOURBYTES + len;
+ if ((size + sizeof(struct lpfc_name)) >
+ (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
+ goto port_out;
+
+ /*
+ * Currently switches don't seem to support the
+ * following extended Port attributes.
+ */
+ if (!(vport->cfg_fdmi_on & LPFC_FDMI_ALL_ATTRIB))
+ goto port_out;
+
+ /* #7 Port attribute entry */
+ ad = (struct lpfc_fdmi_attr_def *)
+ ((uint8_t *)pab + size);
+ ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
+ memset(ae, 0, sizeof(struct lpfc_name));
+ ad->AttrType = cpu_to_be16(RPRT_NODENAME);
+ ad->AttrLen = cpu_to_be16(FOURBYTES
+ + sizeof(struct lpfc_name));
+ memcpy(&ae->un.NodeName, &vport->fc_sparam.nodeName,
+ sizeof(struct lpfc_name));
+ pab->ab.EntryCnt++;
+ size += FOURBYTES + sizeof(struct lpfc_name);
+ if ((size + sizeof(struct lpfc_name)) >
+ (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
+ goto port_out;
+
+ /* #8 Port attribute entry */
+ ad = (struct lpfc_fdmi_attr_def *)
+ ((uint8_t *)pab + size);
+ ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
+ memset(ae, 0, sizeof(struct lpfc_name));
+ ad->AttrType = cpu_to_be16(RPRT_PORTNAME);
+ ad->AttrLen = cpu_to_be16(FOURBYTES
+ + sizeof(struct lpfc_name));
+ memcpy(&ae->un.PortName, &vport->fc_sparam.portName,
+ sizeof(struct lpfc_name));
+ pab->ab.EntryCnt++;
+ size += FOURBYTES + sizeof(struct lpfc_name);
+ if ((size + LPFC_FDMI_MAX_AE_SIZE) >
+ (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
+ goto port_out;
+
+ /* #9 Port attribute entry */
+ ad = (struct lpfc_fdmi_attr_def *)
+ ((uint8_t *)pab + size);
+ ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
+ memset(ae, 0, sizeof(ae->un.NodeSymName));
+ ad->AttrType = cpu_to_be16(RPRT_SYM_PORTNAME);
+ len = lpfc_vport_symbolic_port_name(vport,
+ ae->un.NodeSymName, sizeof(ae->un.NodeSymName));
+ len += (len & 3) ? (4 - (len & 3)) : 4;
+ ad->AttrLen = cpu_to_be16(FOURBYTES + len);
+ pab->ab.EntryCnt++;
+ size += FOURBYTES + len;
+ if ((size + 4) > (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
+ goto port_out;
+
+ /* #10 Port attribute entry */
+ ad = (struct lpfc_fdmi_attr_def *)
+ ((uint8_t *)pab + size);
+ ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
+ ad->AttrType = cpu_to_be16(RPRT_PORT_TYPE);
+ ae->un.PortState = 0;
+ ad->AttrLen = cpu_to_be16(FOURBYTES + 4);
+ pab->ab.EntryCnt++;
+ size += FOURBYTES + 4;
+ if ((size + 4) > (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
+ goto port_out;
+
+ /* #11 Port attribute entry */
+ ad = (struct lpfc_fdmi_attr_def *)
+ ((uint8_t *)pab + size);
+ ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
+ ad->AttrType = cpu_to_be16(RPRT_SUPPORTED_CLASS);
+ ae->un.SupportClass =
+ cpu_to_be32(FC_COS_CLASS2 | FC_COS_CLASS3);
+ ad->AttrLen = cpu_to_be16(FOURBYTES + 4);
+ pab->ab.EntryCnt++;
+ size += FOURBYTES + 4;
+ if ((size + sizeof(struct lpfc_name)) >
+ (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
+ goto port_out;
+
+ /* #12 Port attribute entry */
+ ad = (struct lpfc_fdmi_attr_def *)
+ ((uint8_t *)pab + size);
+ ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
+ memset(ae, 0, sizeof(struct lpfc_name));
+ ad->AttrType = cpu_to_be16(RPRT_FABRICNAME);
+ ad->AttrLen = cpu_to_be16(FOURBYTES
+ + sizeof(struct lpfc_name));
+ memcpy(&ae->un.FabricName, &vport->fabric_nodename,
+ sizeof(struct lpfc_name));
+ pab->ab.EntryCnt++;
+ size += FOURBYTES + sizeof(struct lpfc_name);
+ if ((size + LPFC_FDMI_MAX_AE_SIZE) >
+ (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
+ goto port_out;
+
+ /* #13 Port attribute entry */
+ ad = (struct lpfc_fdmi_attr_def *)
+ ((uint8_t *)pab + size);
+ ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
+ memset(ae, 0, sizeof(ae->un.FC4Types));
+ ad->AttrType =
+ cpu_to_be16(RPRT_ACTIVE_FC4_TYPES);
+ ad->AttrLen = cpu_to_be16(FOURBYTES + 32);
+ ae->un.FC4Types[0] = 0x40; /* Type 1 - ELS */
+ ae->un.FC4Types[1] = 0x80; /* Type 8 - FCP */
+ ae->un.FC4Types[4] = 0x80; /* Type 32 - CT */
+ pab->ab.EntryCnt++;
+ size += FOURBYTES + 32;
+ if ((size + 4) > (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
+ goto port_out;
+
+ /* #257 Port attribute entry */
+ ad = (struct lpfc_fdmi_attr_def *)
+ ((uint8_t *)pab + size);
+ ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
+ ad->AttrType = cpu_to_be16(RPRT_PORT_STATE);
+ ae->un.PortState = 0;
+ ad->AttrLen = cpu_to_be16(FOURBYTES + 4);
+ pab->ab.EntryCnt++;
+ size += FOURBYTES + 4;
+ if ((size + 4) > (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
+ goto port_out;
+
+ /* #258 Port attribute entry */
+ ad = (struct lpfc_fdmi_attr_def *)
+ ((uint8_t *)pab + size);
+ ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
+ ad->AttrType = cpu_to_be16(RPRT_DISC_PORT);
+ ae->un.PortState = lpfc_find_map_node(vport);
+ ae->un.PortState = cpu_to_be32(ae->un.PortState);
+ ad->AttrLen = cpu_to_be16(FOURBYTES + 4);
+ pab->ab.EntryCnt++;
+ size += FOURBYTES + 4;
+ if ((size + 4) > (LPFC_BPL_SIZE - LPFC_CT_PREAMBLE))
+ goto port_out;
+
+ /* #259 Port attribute entry */
+ ad = (struct lpfc_fdmi_attr_def *)
+ ((uint8_t *)pab + size);
+ ae = (struct lpfc_fdmi_attr_entry *)&ad->AttrValue;
+ ad->AttrType = cpu_to_be16(RPRT_PORT_ID);
+ ae->un.PortId = cpu_to_be32(vport->fc_myDID);
+ ad->AttrLen = cpu_to_be16(FOURBYTES + 4);
+ pab->ab.EntryCnt++;
+ size += FOURBYTES + 4;
+port_out:
+ pab->ab.EntryCnt = cpu_to_be32(pab->ab.EntryCnt);
+ /* Total size */
+ 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(unsigned long ptr)
+{
+ struct lpfc_vport *vport = (struct lpfc_vport *)ptr;
+ 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_fdmi_tmo(unsigned long ptr)
+{
+ struct lpfc_vport *vport = (struct lpfc_vport *)ptr;
+ 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_FDMI_TMO;
+ if (!tmo_posted)
+ vport->work_port_events |= WORKER_FDMI_TMO;
+ spin_unlock_irqrestore(&vport->work_port_lock, iflag);
+
+ if (!tmo_posted)
+ lpfc_worker_wake_up(phba);
+ return;
+}
+
+void
+lpfc_fdmi_timeout_handler(struct lpfc_vport *vport)
+{
+ struct lpfc_nodelist *ndlp;
+
+ ndlp = lpfc_findnode_did(vport, FDMI_DID);
+ if (ndlp && NLP_CHK_NODE_ACT(ndlp)) {
+ if (init_utsname()->nodename[0] != '\0')
+ lpfc_fdmi_cmd(vport, ndlp, SLI_MGMT_DHBA);
+ else
+ mod_timer(&vport->fc_fdmitmo, jiffies +
+ msecs_to_jiffies(1000 * 60));
+ }
+ return;
+}
+
+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;
+}
Code Review / kvmfornfv.git / blobdiff