/*******************************************************************
* This file is part of the Emulex Linux Device Driver for *
* Fibre Channel Host Bus Adapters. *
- * Copyright (C) 2004-2005 Emulex. All rights reserved. *
+ * Copyright (C) 2004-2006 Emulex. All rights reserved. *
* EMULEX and SLI are trademarks of Emulex. *
* www.emulex.com *
* *
#include <linux/interrupt.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 "lpfc_hw.h"
#include "lpfc_sli.h"
struct lpfc_sli *psli = &phba->sli;
struct lpfc_sli_ring *pring = &psli->ring[LPFC_ELS_RING];
- struct list_head *lpfc_iocb_list = &phba->lpfc_iocb_list;
IOCB_t *icmd;
- struct lpfc_iocbq *geniocb = NULL;
+ struct lpfc_iocbq *geniocb;
/* Allocate buffer for command iocb */
spin_lock_irq(phba->host->host_lock);
- list_remove_head(lpfc_iocb_list, geniocb, struct lpfc_iocbq, list);
+ geniocb = lpfc_sli_get_iocbq(phba);
spin_unlock_irq(phba->host->host_lock);
if (geniocb == NULL)
return 1;
- memset(geniocb, 0, sizeof (struct lpfc_iocbq));
icmd = &geniocb->iocb;
icmd->un.genreq64.bdl.ulpIoTag32 = 0;
icmd->un.genreq64.w5.hcsw.Rctl = FC_UNSOL_CTL;
icmd->un.genreq64.w5.hcsw.Type = FC_COMMON_TRANSPORT_ULP;
- if (!tmo)
- tmo = (2 * phba->fc_ratov) + 1;
+ 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;
geniocb->drvrTimeout = icmd->ulpTimeout + LPFC_DRVR_TIMEOUT;
spin_lock_irq(phba->host->host_lock);
if (lpfc_sli_issue_iocb(phba, pring, geniocb, 0) == IOCB_ERROR) {
- list_add_tail(&geniocb->list, lpfc_iocb_list);
+ lpfc_sli_release_iocbq(phba, geniocb);
spin_unlock_irq(phba->host->host_lock);
return 1;
}
struct lpfc_sli_ct_request *Response =
(struct lpfc_sli_ct_request *) mp->virt;
struct lpfc_nodelist *ndlp = NULL;
+ struct lpfc_nodelist *next_ndlp;
struct lpfc_dmabuf *mlast, *next_mp;
uint32_t *ctptr = (uint32_t *) & Response->un.gid.PortType;
uint32_t Did;
nsout1:
list_del(&head);
- /* Here we are finished in the case RSCN */
+ /*
+ * The driver has cycled through all Nports in the RSCN payload.
+ * Complete the handling by cleaning up and marking the
+ * current driver state.
+ */
if (phba->hba_state == LPFC_HBA_READY) {
+
+ /*
+ * Switch ports that connect a loop of multiple targets need
+ * special consideration. The driver wants to unregister the
+ * rpi only on the target that was pulled from the loop. On
+ * RSCN, the driver wants to rediscover an NPort only if the
+ * driver flagged it as NLP_NPR_2B_DISC. Provided adisc is
+ * not enabled and the NPort is not capable of retransmissions
+ * (FC Tape) prevent timing races with the scsi error handler by
+ * unregistering the Nport's RPI. This action causes all
+ * outstanding IO to flush back to the midlayer.
+ */
+ list_for_each_entry_safe(ndlp, next_ndlp, &phba->fc_npr_list,
+ nlp_listp) {
+ if (!(ndlp->nlp_flag & NLP_NPR_2B_DISC) &&
+ (lpfc_rscn_payload_check(phba, ndlp->nlp_DID))) {
+ if ((phba->cfg_use_adisc == 0) &&
+ !(ndlp->nlp_fcp_info &
+ NLP_FCP_2_DEVICE)) {
+ lpfc_unreg_rpi(phba, ndlp);
+ ndlp->nlp_flag &= ~NLP_NPR_ADISC;
+ }
+ }
+ }
lpfc_els_flush_rscn(phba);
spin_lock_irq(phba->host->host_lock);
phba->fc_flag |= FC_RSCN_MODE; /* we are still in RSCN mode */
CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
if (CTrsp->CommandResponse.bits.CmdRsp ==
be16_to_cpu(SLI_CT_RESPONSE_FS_ACC)) {
+ lpfc_printf_log(phba, KERN_INFO, LOG_DISCOVERY,
+ "%d:0239 NameServer Rsp "
+ "Data: x%x\n",
+ phba->brd_no,
+ phba->fc_flag);
lpfc_ns_rsp(phba, outp,
(uint32_t) (irsp->un.genreq64.bdl.bdeSize));
} else if (CTrsp->CommandResponse.bits.CmdRsp ==
kfree(inp);
kfree(bmp);
spin_lock_irq(phba->host->host_lock);
- list_add_tail(&cmdiocb->list, &phba->lpfc_iocb_list);
+ lpfc_sli_release_iocbq(phba, cmdiocb);
spin_unlock_irq(phba->host->host_lock);
return;
}
kfree(inp);
kfree(bmp);
spin_lock_irq(phba->host->host_lock);
- list_add_tail(&cmdiocb->list, &phba->lpfc_iocb_list);
+ lpfc_sli_release_iocbq(phba, cmdiocb);
spin_unlock_irq(phba->host->host_lock);
return;
}
kfree(inp);
kfree(bmp);
spin_lock_irq(phba->host->host_lock);
- list_add_tail(&cmdiocb->list, &phba->lpfc_iocb_list);
+ lpfc_sli_release_iocbq(phba, cmdiocb);
spin_unlock_irq(phba->host->host_lock);
return;
}
ae = (ATTRIBUTE_ENTRY *) ((uint8_t *) pab + size);
ae->ad.bits.AttrType = be16_to_cpu(SUPPORTED_SPEED);
ae->ad.bits.AttrLen = be16_to_cpu(FOURBYTES + 4);
- if (FC_JEDEC_ID(vp->rev.biuRev) == VIPER_JEDEC_ID)
+
+ ae->un.SupportSpeed = 0;
+ if (phba->lmt & LMT_10Gb)
ae->un.SupportSpeed = HBA_PORTSPEED_10GBIT;
- else if (FC_JEDEC_ID(vp->rev.biuRev) == HELIOS_JEDEC_ID)
- ae->un.SupportSpeed = HBA_PORTSPEED_4GBIT;
- else if ((FC_JEDEC_ID(vp->rev.biuRev) ==
- CENTAUR_2G_JEDEC_ID)
- || (FC_JEDEC_ID(vp->rev.biuRev) ==
- PEGASUS_JEDEC_ID)
- || (FC_JEDEC_ID(vp->rev.biuRev) ==
- THOR_JEDEC_ID))
- ae->un.SupportSpeed = HBA_PORTSPEED_2GBIT;
- else
- ae->un.SupportSpeed = HBA_PORTSPEED_1GBIT;
+ 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;
+
pab->ab.EntryCnt++;
size += FOURBYTES + 4;