From 1c6834a7e85715a4ac07c1cac25a1950040decb0 Mon Sep 17 00:00:00 2001 From: James Smart Date: Sun, 19 Jul 2009 10:01:26 -0400 Subject: [PATCH] [SCSI] lpfc 8.3.4: NPIV vport fixes NPIV vport fixes - Fixed static vport creation on SLI4 HBAs - Fixed vport create sending init_vpi before REG_VFI - Fix unable to create vports on SLI4 HBA's Port2 Signed-off-by: James Smart Signed-off-by: James Bottomley Signed-off-by: James Bottomley --- drivers/scsi/lpfc/lpfc.h | 1 + drivers/scsi/lpfc/lpfc_crtn.h | 4 +- drivers/scsi/lpfc/lpfc_hbadisc.c | 114 +++++++++++++++++++++++++------ drivers/scsi/lpfc/lpfc_init.c | 5 ++ drivers/scsi/lpfc/lpfc_mbox.c | 47 ++++++++++--- drivers/scsi/lpfc/lpfc_sli.c | 2 +- drivers/scsi/lpfc/lpfc_vport.c | 51 ++++++++------ 7 files changed, 168 insertions(+), 56 deletions(-) diff --git a/drivers/scsi/lpfc/lpfc.h b/drivers/scsi/lpfc/lpfc.h index d982ac78009e..8cca3619c745 100644 --- a/drivers/scsi/lpfc/lpfc.h +++ b/drivers/scsi/lpfc/lpfc.h @@ -312,6 +312,7 @@ struct lpfc_vport { #define FC_BYPASSED_MODE 0x20000 /* NPort is in bypassed mode */ #define FC_VPORT_NEEDS_REG_VPI 0x80000 /* Needs to have its vpi registered */ #define FC_RSCN_DEFERRED 0x100000 /* A deferred RSCN being processed */ +#define FC_VPORT_NEEDS_INIT_VPI 0x200000 /* Need to INIT_VPI before FDISC */ uint32_t ct_flags; #define FC_CT_RFF_ID 0x1 /* RFF_ID accepted by switch */ diff --git a/drivers/scsi/lpfc/lpfc_crtn.h b/drivers/scsi/lpfc/lpfc_crtn.h index d52aa3310551..48943d344143 100644 --- a/drivers/scsi/lpfc/lpfc_crtn.h +++ b/drivers/scsi/lpfc/lpfc_crtn.h @@ -25,7 +25,7 @@ void lpfc_down_link(struct lpfc_hba *, LPFC_MBOXQ_t *); void lpfc_sli_read_link_ste(struct lpfc_hba *); void lpfc_dump_mem(struct lpfc_hba *, LPFC_MBOXQ_t *, uint16_t, uint16_t); void lpfc_dump_wakeup_param(struct lpfc_hba *, LPFC_MBOXQ_t *); -void lpfc_dump_static_vport(struct lpfc_hba *, LPFC_MBOXQ_t *, uint16_t); +int lpfc_dump_static_vport(struct lpfc_hba *, LPFC_MBOXQ_t *, uint16_t); int lpfc_dump_fcoe_param(struct lpfc_hba *, struct lpfcMboxq *); void lpfc_read_nv(struct lpfc_hba *, LPFC_MBOXQ_t *); void lpfc_config_async(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t); @@ -184,7 +184,7 @@ int lpfc_mbox_dev_check(struct lpfc_hba *); int lpfc_mbox_tmo_val(struct lpfc_hba *, int); void lpfc_init_vfi(struct lpfcMboxq *, struct lpfc_vport *); void lpfc_reg_vfi(struct lpfcMboxq *, struct lpfc_vport *, dma_addr_t); -void lpfc_init_vpi(struct lpfcMboxq *, uint16_t); +void lpfc_init_vpi(struct lpfc_hba *, struct lpfcMboxq *, uint16_t); void lpfc_unreg_vfi(struct lpfcMboxq *, uint16_t); void lpfc_reg_fcfi(struct lpfc_hba *, struct lpfcMboxq *); void lpfc_unreg_fcfi(struct lpfcMboxq *, uint16_t); diff --git a/drivers/scsi/lpfc/lpfc_hbadisc.c b/drivers/scsi/lpfc/lpfc_hbadisc.c index cc4b6ba9e4d5..491c53fd1ca4 100644 --- a/drivers/scsi/lpfc/lpfc_hbadisc.c +++ b/drivers/scsi/lpfc/lpfc_hbadisc.c @@ -1633,6 +1633,39 @@ out: return; } +/** + * lpfc_init_vpi_cmpl - Completion handler for init_vpi mbox command. + * @phba: pointer to lpfc hba data structure. + * @mboxq: pointer to mailbox data structure. + * + * This function handles completion of init vpi mailbox command. + */ +static void +lpfc_init_vpi_cmpl(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) +{ + struct lpfc_vport *vport = mboxq->vport; + if (mboxq->u.mb.mbxStatus) { + lpfc_printf_vlog(vport, KERN_ERR, + LOG_MBOX, + "2609 Init VPI mailbox failed 0x%x\n", + mboxq->u.mb.mbxStatus); + mempool_free(mboxq, phba->mbox_mem_pool); + lpfc_vport_set_state(vport, FC_VPORT_FAILED); + return; + } + vport->fc_flag &= ~FC_VPORT_NEEDS_INIT_VPI; + + if (phba->link_flag & LS_NPIV_FAB_SUPPORTED) + lpfc_initial_fdisc(vport); + else { + lpfc_vport_set_state(vport, FC_VPORT_NO_FABRIC_SUPP); + lpfc_printf_vlog(vport, KERN_ERR, + LOG_ELS, + "2606 No NPIV Fabric support\n"); + } + return; +} + /** * lpfc_start_fdiscs - send fdiscs for each vports on this port. * @phba: pointer to lpfc hba data structure. @@ -1645,6 +1678,8 @@ lpfc_start_fdiscs(struct lpfc_hba *phba) { struct lpfc_vport **vports; int i; + LPFC_MBOXQ_t *mboxq; + int rc; vports = lpfc_create_vport_work_array(phba); if (vports != NULL) { @@ -1662,6 +1697,29 @@ lpfc_start_fdiscs(struct lpfc_hba *phba) FC_VPORT_LINKDOWN); continue; } + if (vports[i]->fc_flag & FC_VPORT_NEEDS_INIT_VPI) { + mboxq = mempool_alloc(phba->mbox_mem_pool, + GFP_KERNEL); + if (!mboxq) { + lpfc_printf_vlog(vports[i], KERN_ERR, + LOG_MBOX, "2607 Failed to allocate " + "init_vpi mailbox\n"); + continue; + } + lpfc_init_vpi(phba, mboxq, vports[i]->vpi); + mboxq->vport = vports[i]; + mboxq->mbox_cmpl = lpfc_init_vpi_cmpl; + rc = lpfc_sli_issue_mbox(phba, mboxq, + MBX_NOWAIT); + if (rc == MBX_NOT_FINISHED) { + lpfc_printf_vlog(vports[i], KERN_ERR, + LOG_MBOX, "2608 Failed to issue " + "init_vpi mailbox\n"); + mempool_free(mboxq, + phba->mbox_mem_pool); + } + continue; + } if (phba->link_flag & LS_NPIV_FAB_SUPPORTED) lpfc_initial_fdisc(vports[i]); else { @@ -2242,13 +2300,15 @@ lpfc_create_static_vport(struct lpfc_hba *phba) LPFC_MBOXQ_t *pmb = NULL; MAILBOX_t *mb; struct static_vport_info *vport_info; - int rc, i; + int rc = 0, i; struct fc_vport_identifiers vport_id; struct fc_vport *new_fc_vport; struct Scsi_Host *shost; struct lpfc_vport *vport; uint16_t offset = 0; uint8_t *vport_buff; + struct lpfc_dmabuf *mp; + uint32_t byte_count = 0; pmb = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); if (!pmb) { @@ -2271,7 +2331,9 @@ lpfc_create_static_vport(struct lpfc_hba *phba) vport_buff = (uint8_t *) vport_info; do { - lpfc_dump_static_vport(phba, pmb, offset); + if (lpfc_dump_static_vport(phba, pmb, offset)) + goto out; + pmb->vport = phba->pport; rc = lpfc_sli_issue_mbox_wait(phba, pmb, LPFC_MBOX_TMO); @@ -2284,17 +2346,30 @@ lpfc_create_static_vport(struct lpfc_hba *phba) goto out; } - if (mb->un.varDmp.word_cnt > - sizeof(struct static_vport_info) - offset) - mb->un.varDmp.word_cnt = - sizeof(struct static_vport_info) - offset; - - lpfc_sli_pcimem_bcopy(((uint8_t *)mb) + DMP_RSP_OFFSET, - vport_buff + offset, - mb->un.varDmp.word_cnt); - offset += mb->un.varDmp.word_cnt; + if (phba->sli_rev == LPFC_SLI_REV4) { + byte_count = pmb->u.mqe.un.mb_words[5]; + mp = (struct lpfc_dmabuf *) pmb->context2; + if (byte_count > sizeof(struct static_vport_info) - + offset) + byte_count = sizeof(struct static_vport_info) + - offset; + memcpy(vport_buff + offset, mp->virt, byte_count); + offset += byte_count; + } else { + if (mb->un.varDmp.word_cnt > + sizeof(struct static_vport_info) - offset) + mb->un.varDmp.word_cnt = + sizeof(struct static_vport_info) + - offset; + byte_count = mb->un.varDmp.word_cnt; + lpfc_sli_pcimem_bcopy(((uint8_t *)mb) + DMP_RSP_OFFSET, + vport_buff + offset, + byte_count); + + offset += byte_count; + } - } while (mb->un.varDmp.word_cnt && + } while (byte_count && offset < sizeof(struct static_vport_info)); @@ -2336,16 +2411,15 @@ lpfc_create_static_vport(struct lpfc_hba *phba) } out: - /* - * If this is timed out command, setting NULL to context2 tell SLI - * layer not to use this buffer. - */ - spin_lock_irq(&phba->hbalock); - pmb->context2 = NULL; - spin_unlock_irq(&phba->hbalock); kfree(vport_info); - if (rc != MBX_TIMEOUT) + if (rc != MBX_TIMEOUT) { + if (pmb->context2) { + mp = (struct lpfc_dmabuf *) pmb->context2; + lpfc_mbuf_free(phba, mp->virt, mp->phys); + kfree(mp); + } mempool_free(pmb, phba->mbox_mem_pool); + } return; } diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c index a7f32ed256bd..18bc5905c44c 100644 --- a/drivers/scsi/lpfc/lpfc_init.c +++ b/drivers/scsi/lpfc/lpfc_init.c @@ -2155,6 +2155,8 @@ lpfc_online(struct lpfc_hba *phba) vports[i]->fc_flag &= ~FC_OFFLINE_MODE; if (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) vports[i]->fc_flag |= FC_VPORT_NEEDS_REG_VPI; + if (phba->sli_rev == LPFC_SLI_REV4) + vports[i]->fc_flag |= FC_VPORT_NEEDS_INIT_VPI; spin_unlock_irq(shost->host_lock); } lpfc_destroy_vport_work_array(phba, vports); @@ -7371,6 +7373,9 @@ lpfc_pci_probe_one_s4(struct pci_dev *pdev, const struct pci_device_id *pid) /* Perform post initialization setup */ lpfc_post_init_setup(phba); + /* Check if there are static vports to be created. */ + lpfc_create_static_vport(phba); + return 0; out_disable_intr: diff --git a/drivers/scsi/lpfc/lpfc_mbox.c b/drivers/scsi/lpfc/lpfc_mbox.c index 245945f2f3a0..a776f86bbcc3 100644 --- a/drivers/scsi/lpfc/lpfc_mbox.c +++ b/drivers/scsi/lpfc/lpfc_mbox.c @@ -52,30 +52,51 @@ * This routine prepares the mailbox command for dumping list of static * vports to be created. **/ -void +int lpfc_dump_static_vport(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb, uint16_t offset) { MAILBOX_t *mb; - void *ctx; + struct lpfc_dmabuf *mp; mb = &pmb->u.mb; - ctx = pmb->context2; /* Setup to dump vport info region */ memset(pmb, 0, sizeof(LPFC_MBOXQ_t)); mb->mbxCommand = MBX_DUMP_MEMORY; - mb->un.varDmp.cv = 1; mb->un.varDmp.type = DMP_NV_PARAMS; mb->un.varDmp.entry_index = offset; mb->un.varDmp.region_id = DMP_REGION_VPORT; - mb->un.varDmp.word_cnt = DMP_RSP_SIZE/sizeof(uint32_t); - mb->un.varDmp.co = 0; - mb->un.varDmp.resp_offset = 0; - pmb->context2 = ctx; mb->mbxOwner = OWN_HOST; - return; + /* For SLI3 HBAs data is embedded in mailbox */ + if (phba->sli_rev != LPFC_SLI_REV4) { + mb->un.varDmp.cv = 1; + mb->un.varDmp.word_cnt = DMP_RSP_SIZE/sizeof(uint32_t); + return 0; + } + + /* For SLI4 HBAs driver need to allocate memory */ + mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); + if (mp) + mp->virt = lpfc_mbuf_alloc(phba, 0, &mp->phys); + + if (!mp || !mp->virt) { + kfree(mp); + lpfc_printf_log(phba, KERN_ERR, LOG_MBOX, + "2605 lpfc_dump_static_vport: memory" + " allocation failed\n"); + return 1; + } + memset(mp->virt, 0, LPFC_BPL_SIZE); + INIT_LIST_HEAD(&mp->list); + /* save address for completion */ + pmb->context2 = (uint8_t *) mp; + mb->un.varWords[3] = putPaddrLow(mp->phys); + mb->un.varWords[4] = putPaddrHigh(mp->phys); + mb->un.varDmp.sli4_length = sizeof(struct static_vport_info); + + return 0; } /** @@ -1805,6 +1826,7 @@ lpfc_reg_vfi(struct lpfcMboxq *mbox, struct lpfc_vport *vport, dma_addr_t phys) /** * lpfc_init_vpi - Initialize the INIT_VPI mailbox command + * @phba: pointer to the hba structure to init the VPI for. * @mbox: pointer to lpfc mbox command to initialize. * @vpi: VPI to be initialized. * @@ -1815,11 +1837,14 @@ lpfc_reg_vfi(struct lpfcMboxq *mbox, struct lpfc_vport *vport, dma_addr_t phys) * successful virtual NPort login. **/ void -lpfc_init_vpi(struct lpfcMboxq *mbox, uint16_t vpi) +lpfc_init_vpi(struct lpfc_hba *phba, struct lpfcMboxq *mbox, uint16_t vpi) { memset(mbox, 0, sizeof(*mbox)); bf_set(lpfc_mqe_command, &mbox->u.mqe, MBX_INIT_VPI); - bf_set(lpfc_init_vpi_vpi, &mbox->u.mqe.un.init_vpi, vpi); + bf_set(lpfc_init_vpi_vpi, &mbox->u.mqe.un.init_vpi, + vpi + phba->vpi_base); + bf_set(lpfc_init_vpi_vfi, &mbox->u.mqe.un.init_vpi, + phba->pport->vfi + phba->vfi_base); } /** diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c index a0f973e7acb3..62f98b343b8b 100644 --- a/drivers/scsi/lpfc/lpfc_sli.c +++ b/drivers/scsi/lpfc/lpfc_sli.c @@ -11341,7 +11341,7 @@ lpfc_sli4_init_vpi(struct lpfc_hba *phba, uint16_t vpi) mboxq = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); if (!mboxq) return -ENOMEM; - lpfc_init_vpi(mboxq, vpi); + lpfc_init_vpi(phba, mboxq, vpi); mbox_tmo = lpfc_mbox_tmo_val(phba, MBX_INIT_VPI); rc = lpfc_sli_issue_mbox_wait(phba, mboxq, mbox_tmo); if (rc != MBX_TIMEOUT) diff --git a/drivers/scsi/lpfc/lpfc_vport.c b/drivers/scsi/lpfc/lpfc_vport.c index e0b49922193e..9ba2a01c0e38 100644 --- a/drivers/scsi/lpfc/lpfc_vport.c +++ b/drivers/scsi/lpfc/lpfc_vport.c @@ -313,22 +313,6 @@ lpfc_vport_create(struct fc_vport *fc_vport, bool disable) goto error_out; } - /* - * In SLI4, the vpi must be activated before it can be used - * by the port. - */ - if (phba->sli_rev == LPFC_SLI_REV4) { - rc = lpfc_sli4_init_vpi(phba, vpi); - if (rc) { - lpfc_printf_log(phba, KERN_ERR, LOG_VPORT, - "1838 Failed to INIT_VPI on vpi %d " - "status %d\n", vpi, rc); - rc = VPORT_NORESOURCES; - lpfc_free_vpi(phba, vpi); - goto error_out; - } - } - /* Assign an unused board number */ if ((instance = lpfc_get_instance()) < 0) { lpfc_printf_log(phba, KERN_ERR, LOG_VPORT, @@ -367,12 +351,8 @@ lpfc_vport_create(struct fc_vport *fc_vport, bool disable) goto error_out; } - memcpy(vport->fc_portname.u.wwn, vport->fc_sparam.portName.u.wwn, 8); - memcpy(vport->fc_nodename.u.wwn, vport->fc_sparam.nodeName.u.wwn, 8); - if (fc_vport->node_name != 0) - u64_to_wwn(fc_vport->node_name, vport->fc_nodename.u.wwn); - if (fc_vport->port_name != 0) - u64_to_wwn(fc_vport->port_name, vport->fc_portname.u.wwn); + u64_to_wwn(fc_vport->node_name, vport->fc_nodename.u.wwn); + u64_to_wwn(fc_vport->port_name, vport->fc_portname.u.wwn); memcpy(&vport->fc_sparam.portName, vport->fc_portname.u.wwn, 8); memcpy(&vport->fc_sparam.nodeName, vport->fc_nodename.u.wwn, 8); @@ -404,7 +384,34 @@ lpfc_vport_create(struct fc_vport *fc_vport, bool disable) *(struct lpfc_vport **)fc_vport->dd_data = vport; vport->fc_vport = fc_vport; + /* + * In SLI4, the vpi must be activated before it can be used + * by the port. + */ + if ((phba->sli_rev == LPFC_SLI_REV4) && + (pport->vfi_state & LPFC_VFI_REGISTERED)) { + rc = lpfc_sli4_init_vpi(phba, vpi); + if (rc) { + lpfc_printf_log(phba, KERN_ERR, LOG_VPORT, + "1838 Failed to INIT_VPI on vpi %d " + "status %d\n", vpi, rc); + rc = VPORT_NORESOURCES; + lpfc_free_vpi(phba, vpi); + goto error_out; + } + } else if (phba->sli_rev == LPFC_SLI_REV4) { + /* + * Driver cannot INIT_VPI now. Set the flags to + * init_vpi when reg_vfi complete. + */ + vport->fc_flag |= FC_VPORT_NEEDS_INIT_VPI; + lpfc_vport_set_state(vport, FC_VPORT_LINKDOWN); + rc = VPORT_OK; + goto out; + } + if ((phba->link_state < LPFC_LINK_UP) || + (pport->port_state < LPFC_FABRIC_CFG_LINK) || (phba->fc_topology == TOPOLOGY_LOOP)) { lpfc_vport_set_state(vport, FC_VPORT_LINKDOWN); rc = VPORT_OK; -- 2.39.5