diff options
Diffstat (limited to 'drivers/scsi/lpfc')
| -rw-r--r-- | drivers/scsi/lpfc/lpfc.h | 4 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_ct.c | 36 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_disc.h | 3 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_els.c | 249 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_hbadisc.c | 6 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_hw.h | 25 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_init.c | 20 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_nportdisc.c | 21 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_sli.c | 79 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_version.h | 2 |
10 files changed, 328 insertions, 117 deletions
diff --git a/drivers/scsi/lpfc/lpfc.h b/drivers/scsi/lpfc/lpfc.h index 224edacf2d8e..689793d03c20 100644 --- a/drivers/scsi/lpfc/lpfc.h +++ b/drivers/scsi/lpfc/lpfc.h @@ -311,7 +311,6 @@ struct lpfc_defer_flogi_acc { u16 rx_id; u16 ox_id; struct lpfc_nodelist *ndlp; - }; #define LPFC_VMID_TIMER 300 /* timer interval in seconds */ @@ -634,6 +633,7 @@ struct lpfc_vport { #define FC_CT_RSPN_ID 0x8 /* RSPN_ID accepted by switch */ #define FC_CT_RFT_ID 0x10 /* RFT_ID accepted by switch */ #define FC_CT_RPRT_DEFER 0x20 /* Defer issuing FDMI RPRT */ +#define FC_CT_RSPNI_PNI 0x40 /* RSPNI_PNI accepted by switch */ struct list_head fc_nodes; spinlock_t fc_nodes_list_lock; /* spinlock for fc_nodes list */ @@ -1078,6 +1078,8 @@ struct lpfc_hba { uint32_t nport_event_cnt; /* timestamp for nlplist entry */ + unsigned long pni; /* 64-bit Platform Name Identifier */ + uint8_t wwnn[8]; uint8_t wwpn[8]; uint32_t RandomData[7]; diff --git a/drivers/scsi/lpfc/lpfc_ct.c b/drivers/scsi/lpfc/lpfc_ct.c index f93f8dca65bd..d3caac394291 100644 --- a/drivers/scsi/lpfc/lpfc_ct.c +++ b/drivers/scsi/lpfc/lpfc_ct.c @@ -1743,6 +1743,28 @@ lpfc_cmpl_ct_cmd_rsnn_nn(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, } static void +lpfc_cmpl_ct_cmd_rspni_pni(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, + struct lpfc_iocbq *rspiocb) +{ + struct lpfc_vport *vport; + struct lpfc_dmabuf *outp; + struct lpfc_sli_ct_request *ctrsp; + u32 ulp_status; + + vport = cmdiocb->vport; + ulp_status = get_job_ulpstatus(phba, rspiocb); + + if (ulp_status == IOSTAT_SUCCESS) { + outp = cmdiocb->rsp_dmabuf; + ctrsp = (struct lpfc_sli_ct_request *)outp->virt; + if (be16_to_cpu(ctrsp->CommandResponse.bits.CmdRsp) == + SLI_CT_RESPONSE_FS_ACC) + vport->ct_flags |= FC_CT_RSPNI_PNI; + } + lpfc_cmpl_ct(phba, cmdiocb, rspiocb); +} + +static void lpfc_cmpl_ct_cmd_da_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, struct lpfc_iocbq *rspiocb) { @@ -1956,6 +1978,8 @@ lpfc_ns_cmd(struct lpfc_vport *vport, int cmdcode, 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_RSPNI_PNI) + bpl->tus.f.bdeSize = RSPNI_REQUEST_SZ; else if (cmdcode == SLI_CTNS_DA_ID) bpl->tus.f.bdeSize = DA_ID_REQUEST_SZ; else if (cmdcode == SLI_CTNS_RFF_ID) @@ -2077,6 +2101,18 @@ lpfc_ns_cmd(struct lpfc_vport *vport, int cmdcode, CtReq->un.rsnn.symbname, size); cmpl = lpfc_cmpl_ct_cmd_rsnn_nn; break; + case SLI_CTNS_RSPNI_PNI: + vport->ct_flags &= ~FC_CT_RSPNI_PNI; + CtReq->CommandResponse.bits.CmdRsp = + cpu_to_be16(SLI_CTNS_RSPNI_PNI); + CtReq->un.rspni.pni = cpu_to_be64(phba->pni); + scnprintf(CtReq->un.rspni.symbname, + sizeof(CtReq->un.rspni.symbname), "OS Host Name::%s", + phba->os_host_name); + CtReq->un.rspni.len = strnlen(CtReq->un.rspni.symbname, + sizeof(CtReq->un.rspni.symbname)); + cmpl = lpfc_cmpl_ct_cmd_rspni_pni; + break; case SLI_CTNS_DA_ID: /* Implement DA_ID Nameserver request */ CtReq->CommandResponse.bits.CmdRsp = diff --git a/drivers/scsi/lpfc/lpfc_disc.h b/drivers/scsi/lpfc/lpfc_disc.h index 3d47dc7458d1..51cb8571c049 100644 --- a/drivers/scsi/lpfc/lpfc_disc.h +++ b/drivers/scsi/lpfc/lpfc_disc.h @@ -1,7 +1,7 @@ /******************************************************************* * This file is part of the Emulex Linux Device Driver for * * Fibre Channel Host Bus Adapters. * - * Copyright (C) 2017-2024 Broadcom. All Rights Reserved. The term * + * Copyright (C) 2017-2025 Broadcom. All Rights Reserved. The term * * “Broadcom” refers to Broadcom Inc. and/or its subsidiaries. * * Copyright (C) 2004-2013 Emulex. All rights reserved. * * EMULEX and SLI are trademarks of Emulex. * @@ -208,6 +208,7 @@ enum lpfc_nlp_flag { NPR list */ NLP_RM_DFLT_RPI = 26, /* need to remove leftover dflt RPI */ NLP_NODEV_REMOVE = 27, /* Defer removal till discovery ends */ + NLP_FLOGI_DFR_ACC = 28, /* FLOGI LS_ACC was Deferred */ NLP_SC_REQ = 29, /* Target requires authentication */ NLP_FIRSTBURST = 30, /* Target supports FirstBurst */ NLP_RPI_REGISTERED = 31 /* nlp_rpi is valid */ diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c index b71db7d7d747..02b6d31b9ad9 100644 --- a/drivers/scsi/lpfc/lpfc_els.c +++ b/drivers/scsi/lpfc/lpfc_els.c @@ -650,8 +650,6 @@ lpfc_cmpl_els_flogi_fabric(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, ndlp->nlp_class_sup |= FC_COS_CLASS2; if (sp->cls3.classValid) ndlp->nlp_class_sup |= FC_COS_CLASS3; - if (sp->cls4.classValid) - ndlp->nlp_class_sup |= FC_COS_CLASS4; ndlp->nlp_maxframe = ((sp->cmn.bbRcvSizeMsb & 0x0F) << 8) | sp->cmn.bbRcvSizeLsb; @@ -934,10 +932,15 @@ lpfc_cmpl_els_flogi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, /* Check to see if link went down during discovery */ if (lpfc_els_chk_latt(vport)) { /* One additional decrement on node reference count to - * trigger the release of the node + * trigger the release of the node. Make sure the ndlp + * is marked NLP_DROPPED. */ - if (!(ndlp->fc4_xpt_flags & SCSI_XPT_REGD)) + if (!test_bit(NLP_IN_DEV_LOSS, &ndlp->nlp_flag) && + !test_bit(NLP_DROPPED, &ndlp->nlp_flag) && + !(ndlp->fc4_xpt_flags & SCSI_XPT_REGD)) { + set_bit(NLP_DROPPED, &ndlp->nlp_flag); lpfc_nlp_put(ndlp); + } goto out; } @@ -995,9 +998,10 @@ stop_rr_fcf_flogi: IOERR_LOOP_OPEN_FAILURE))) lpfc_vlog_msg(vport, KERN_WARNING, LOG_ELS, "2858 FLOGI Status:x%x/x%x TMO" - ":x%x Data x%lx x%x\n", + ":x%x Data x%lx x%x x%lx x%x\n", ulp_status, ulp_word4, tmo, - phba->hba_flag, phba->fcf.fcf_flag); + phba->hba_flag, phba->fcf.fcf_flag, + ndlp->nlp_flag, ndlp->fc4_xpt_flags); /* Check for retry */ if (lpfc_els_retry(phba, cmdiocb, rspiocb)) { @@ -1015,14 +1019,17 @@ stop_rr_fcf_flogi: * reference to trigger node release. */ if (!test_bit(NLP_IN_DEV_LOSS, &ndlp->nlp_flag) && - !(ndlp->fc4_xpt_flags & SCSI_XPT_REGD)) + !test_bit(NLP_DROPPED, &ndlp->nlp_flag) && + !(ndlp->fc4_xpt_flags & SCSI_XPT_REGD)) { + set_bit(NLP_DROPPED, &ndlp->nlp_flag); lpfc_nlp_put(ndlp); + } lpfc_printf_vlog(vport, KERN_WARNING, LOG_ELS, "0150 FLOGI Status:x%x/x%x " - "xri x%x TMO:x%x refcnt %d\n", + "xri x%x iotag x%x TMO:x%x refcnt %d\n", ulp_status, ulp_word4, cmdiocb->sli4_xritag, - tmo, kref_read(&ndlp->kref)); + cmdiocb->iotag, tmo, kref_read(&ndlp->kref)); /* If this is not a loop open failure, bail out */ if (!(ulp_status == IOSTAT_LOCAL_REJECT && @@ -1279,6 +1286,19 @@ lpfc_issue_els_flogi(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, uint32_t tmo, did; int rc; + /* It's possible for lpfc to reissue a FLOGI on an ndlp that is marked + * NLP_DROPPED. This happens when the FLOGI completed with the XB bit + * set causing lpfc to reference the ndlp until the XRI_ABORTED CQE is + * issued. The time window for the XRI_ABORTED CQE can be as much as + * 2*2*RA_TOV allowing for ndlp reuse of this type when the link is + * cycling quickly. When true, restore the initial reference and remove + * the NLP_DROPPED flag as lpfc is retrying. + */ + if (test_and_clear_bit(NLP_DROPPED, &ndlp->nlp_flag)) { + if (!lpfc_nlp_get(ndlp)) + return 1; + } + cmdsize = (sizeof(uint32_t) + sizeof(struct serv_parm)); elsiocb = lpfc_prep_els_iocb(vport, 1, cmdsize, retry, ndlp, ndlp->nlp_DID, ELS_CMD_FLOGI); @@ -1334,6 +1354,14 @@ lpfc_issue_els_flogi(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, /* Can't do SLI4 class2 without support sequence coalescing */ sp->cls2.classValid = 0; sp->cls2.seqDelivery = 0; + + /* Fill out Auxiliary Parameter Data */ + if (phba->pni) { + sp->aux.flags = + AUX_PARM_DATA_VALID | AUX_PARM_PNI_VALID; + sp->aux.pni = cpu_to_be64(phba->pni); + sp->aux.npiv_cnt = cpu_to_be16(phba->max_vpi - 1); + } } else { /* Historical, setting sequential-delivery bit for SLI3 */ sp->cls2.seqDelivery = (sp->cls2.classValid) ? 1 : 0; @@ -1413,11 +1441,12 @@ lpfc_issue_els_flogi(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, phba->defer_flogi_acc.ox_id; } - lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, - "3354 Xmit deferred FLOGI ACC: rx_id: x%x," - " ox_id: x%x, hba_flag x%lx\n", - phba->defer_flogi_acc.rx_id, - phba->defer_flogi_acc.ox_id, phba->hba_flag); + /* The LS_ACC completion needs to drop the initial reference. + * This is a special case for Pt2Pt because both FLOGIs need + * to complete and lpfc defers the LS_ACC when the remote + * FLOGI arrives before the driver's FLOGI. + */ + set_bit(NLP_FLOGI_DFR_ACC, &ndlp->nlp_flag); /* Send deferred FLOGI ACC */ lpfc_els_rsp_acc(vport, ELS_CMD_FLOGI, &defer_flogi_acc, @@ -1433,6 +1462,14 @@ lpfc_issue_els_flogi(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, phba->defer_flogi_acc.ndlp = NULL; } + lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, + "3354 Xmit deferred FLOGI ACC: rx_id: x%x," + " ox_id: x%x, ndlp x%px hba_flag x%lx\n", + phba->defer_flogi_acc.rx_id, + phba->defer_flogi_acc.ox_id, + phba->defer_flogi_acc.ndlp, + phba->hba_flag); + vport->fc_myDID = did; } @@ -2248,7 +2285,8 @@ lpfc_issue_els_plogi(struct lpfc_vport *vport, uint32_t did, uint8_t retry) sp->cmn.valid_vendor_ver_level = 0; memset(sp->un.vendorVersion, 0, sizeof(sp->un.vendorVersion)); - sp->cmn.bbRcvSizeMsb &= 0xF; + if (!test_bit(FC_PT2PT, &vport->fc_flag)) + sp->cmn.bbRcvSizeMsb &= 0xF; /* Check if the destination port supports VMID */ ndlp->vmid_support = 0; @@ -2367,7 +2405,7 @@ lpfc_cmpl_els_prli(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, mode = KERN_INFO; /* Warn PRLI status */ - lpfc_printf_vlog(vport, mode, LOG_ELS, + lpfc_vlog_msg(vport, mode, LOG_ELS, "2754 PRLI DID:%06X Status:x%x/x%x, " "data: x%x x%x x%lx\n", ndlp->nlp_DID, ulp_status, @@ -3024,6 +3062,7 @@ lpfc_cmpl_els_logo(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, ndlp->nlp_DID, ulp_status, ulp_word4); + /* Call NLP_EVT_DEVICE_RM if link is down or LOGO is aborted */ if (lpfc_error_lost_link(vport, ulp_status, ulp_word4)) skip_recovery = 1; } @@ -3262,7 +3301,7 @@ lpfc_reg_fab_ctrl_node(struct lpfc_vport *vport, struct lpfc_nodelist *fc_ndlp) return -ENOMEM; } rc = lpfc_reg_rpi(phba, vport->vpi, fc_ndlp->nlp_DID, - (u8 *)&vport->fc_sparam, mbox, fc_ndlp->nlp_rpi); + (u8 *)&ns_ndlp->fc_sparam, mbox, fc_ndlp->nlp_rpi); if (rc) { rc = -EACCES; goto out; @@ -3306,7 +3345,8 @@ lpfc_reg_fab_ctrl_node(struct lpfc_vport *vport, struct lpfc_nodelist *fc_ndlp) * * This routine is a generic completion callback function for Discovery ELS cmd. * Currently used by the ELS command issuing routines for the ELS State Change - * Request (SCR), lpfc_issue_els_scr() and the ELS RDF, lpfc_issue_els_rdf(). + * Request (SCR), lpfc_issue_els_scr(), Exchange Diagnostic Capabilities (EDC), + * lpfc_issue_els_edc() and the ELS RDF, lpfc_issue_els_rdf(). * These commands will be retried once only for ELS timeout errors. **/ static void @@ -3379,11 +3419,21 @@ lpfc_cmpl_els_disc_cmd(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, lpfc_cmpl_els_edc(phba, cmdiocb, rspiocb); return; } + if (ulp_status) { /* ELS discovery cmd completes with error */ lpfc_printf_vlog(vport, KERN_WARNING, LOG_ELS | LOG_CGN_MGMT, "4203 ELS cmd x%x error: x%x x%X\n", cmd, ulp_status, ulp_word4); + + /* In the case where the ELS cmd completes with an error and + * the node does not have RPI registered, the node is + * outstanding and should put its initial reference. + */ + if ((cmd == ELS_CMD_SCR || cmd == ELS_CMD_RDF) && + !(ndlp->fc4_xpt_flags & SCSI_XPT_REGD) && + !test_and_set_bit(NLP_DROPPED, &ndlp->nlp_flag)) + lpfc_nlp_put(ndlp); goto out; } @@ -3452,6 +3502,7 @@ lpfc_issue_els_scr(struct lpfc_vport *vport, uint8_t retry) uint8_t *pcmd; uint16_t cmdsize; struct lpfc_nodelist *ndlp; + bool node_created = false; cmdsize = (sizeof(uint32_t) + sizeof(SCR)); @@ -3461,21 +3512,21 @@ lpfc_issue_els_scr(struct lpfc_vport *vport, uint8_t retry) if (!ndlp) return 1; lpfc_enqueue_node(vport, ndlp); + node_created = true; } elsiocb = lpfc_prep_els_iocb(vport, 1, cmdsize, retry, ndlp, ndlp->nlp_DID, ELS_CMD_SCR); if (!elsiocb) - return 1; + goto out_node_created; if (phba->sli_rev == LPFC_SLI_REV4) { rc = lpfc_reg_fab_ctrl_node(vport, ndlp); if (rc) { - lpfc_els_free_iocb(phba, elsiocb); lpfc_printf_vlog(vport, KERN_ERR, LOG_NODE, "0937 %s: Failed to reg fc node, rc %d\n", __func__, rc); - return 1; + goto out_free_iocb; } } pcmd = (uint8_t *)elsiocb->cmd_dmabuf->virt; @@ -3494,23 +3545,27 @@ lpfc_issue_els_scr(struct lpfc_vport *vport, uint8_t retry) phba->fc_stat.elsXmitSCR++; elsiocb->cmd_cmpl = lpfc_cmpl_els_disc_cmd; elsiocb->ndlp = lpfc_nlp_get(ndlp); - if (!elsiocb->ndlp) { - lpfc_els_free_iocb(phba, elsiocb); - return 1; - } + if (!elsiocb->ndlp) + goto out_free_iocb; lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_CMD, "Issue SCR: did:x%x refcnt %d", ndlp->nlp_DID, kref_read(&ndlp->kref), 0); rc = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING, elsiocb, 0); - if (rc == IOCB_ERROR) { - lpfc_els_free_iocb(phba, elsiocb); - lpfc_nlp_put(ndlp); - return 1; - } + if (rc == IOCB_ERROR) + goto out_iocb_error; return 0; + +out_iocb_error: + lpfc_nlp_put(ndlp); +out_free_iocb: + lpfc_els_free_iocb(phba, elsiocb); +out_node_created: + if (node_created) + lpfc_nlp_put(ndlp); + return 1; } /** @@ -3597,8 +3652,8 @@ lpfc_issue_els_rscn(struct lpfc_vport *vport, uint8_t retry) } lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_CMD, - "Issue RSCN: did:x%x", - ndlp->nlp_DID, 0, 0); + "Issue RSCN: did:x%x refcnt %d", + ndlp->nlp_DID, kref_read(&ndlp->kref), 0); rc = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING, elsiocb, 0); if (rc == IOCB_ERROR) { @@ -3705,10 +3760,7 @@ lpfc_issue_els_farpr(struct lpfc_vport *vport, uint32_t nportid, uint8_t retry) lpfc_nlp_put(ndlp); return 1; } - /* This will cause the callback-function lpfc_cmpl_els_cmd to - * trigger the release of the node. - */ - /* Don't release reference count as RDF is likely outstanding */ + return 0; } @@ -3726,7 +3778,12 @@ lpfc_issue_els_farpr(struct lpfc_vport *vport, uint32_t nportid, uint8_t retry) * * Return code * 0 - Successfully issued rdf command - * 1 - Failed to issue rdf command + * < 0 - Failed to issue rdf command + * -EACCES - RDF not required for NPIV_PORT + * -ENODEV - No fabric controller device available + * -ENOMEM - No available memory + * -EIO - The mailbox failed to complete successfully. + * **/ int lpfc_issue_els_rdf(struct lpfc_vport *vport, uint8_t retry) @@ -3737,25 +3794,30 @@ lpfc_issue_els_rdf(struct lpfc_vport *vport, uint8_t retry) struct lpfc_nodelist *ndlp; uint16_t cmdsize; int rc; + bool node_created = false; + int err; cmdsize = sizeof(*prdf); + /* RDF ELS is not required on an NPIV VN_Port. */ + if (vport->port_type == LPFC_NPIV_PORT) + return -EACCES; + ndlp = lpfc_findnode_did(vport, Fabric_Cntl_DID); if (!ndlp) { ndlp = lpfc_nlp_init(vport, Fabric_Cntl_DID); if (!ndlp) return -ENODEV; lpfc_enqueue_node(vport, ndlp); + node_created = true; } - /* RDF ELS is not required on an NPIV VN_Port. */ - if (vport->port_type == LPFC_NPIV_PORT) - return -EACCES; - elsiocb = lpfc_prep_els_iocb(vport, 1, cmdsize, retry, ndlp, ndlp->nlp_DID, ELS_CMD_RDF); - if (!elsiocb) - return -ENOMEM; + if (!elsiocb) { + err = -ENOMEM; + goto out_node_created; + } /* Configure the payload for the supported FPIN events. */ prdf = (struct lpfc_els_rdf_req *)elsiocb->cmd_dmabuf->virt; @@ -3781,8 +3843,8 @@ lpfc_issue_els_rdf(struct lpfc_vport *vport, uint8_t retry) elsiocb->cmd_cmpl = lpfc_cmpl_els_disc_cmd; elsiocb->ndlp = lpfc_nlp_get(ndlp); if (!elsiocb->ndlp) { - lpfc_els_free_iocb(phba, elsiocb); - return -EIO; + err = -EIO; + goto out_free_iocb; } lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_CMD, @@ -3791,11 +3853,19 @@ lpfc_issue_els_rdf(struct lpfc_vport *vport, uint8_t retry) rc = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING, elsiocb, 0); if (rc == IOCB_ERROR) { - lpfc_els_free_iocb(phba, elsiocb); - lpfc_nlp_put(ndlp); - return -EIO; + err = -EIO; + goto out_iocb_error; } return 0; + +out_iocb_error: + lpfc_nlp_put(ndlp); +out_free_iocb: + lpfc_els_free_iocb(phba, elsiocb); +out_node_created: + if (node_created) + lpfc_nlp_put(ndlp); + return err; } /** @@ -3816,19 +3886,23 @@ static int lpfc_els_rcv_rdf(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb, struct lpfc_nodelist *ndlp) { + int rc; + + rc = lpfc_els_rsp_acc(vport, ELS_CMD_RDF, cmdiocb, ndlp, NULL); /* Send LS_ACC */ - if (lpfc_els_rsp_acc(vport, ELS_CMD_RDF, cmdiocb, ndlp, NULL)) { + if (rc) { lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS | LOG_CGN_MGMT, - "1623 Failed to RDF_ACC from x%x for x%x\n", - ndlp->nlp_DID, vport->fc_myDID); + "1623 Failed to RDF_ACC from x%x for x%x Data: %d\n", + ndlp->nlp_DID, vport->fc_myDID, rc); return -EIO; } + rc = lpfc_issue_els_rdf(vport, 0); /* Issue new RDF for reregistering */ - if (lpfc_issue_els_rdf(vport, 0)) { + if (rc) { lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS | LOG_CGN_MGMT, - "2623 Failed to re register RDF for x%x\n", - vport->fc_myDID); + "2623 Failed to re register RDF for x%x Data: %d\n", + vport->fc_myDID, rc); return -EIO; } @@ -4299,7 +4373,7 @@ lpfc_issue_els_edc(struct lpfc_vport *vport, uint8_t retry) rc = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING, elsiocb, 0); if (rc == IOCB_ERROR) { /* The additional lpfc_nlp_put will cause the following - * lpfc_els_free_iocb routine to trigger the rlease of + * lpfc_els_free_iocb routine to trigger the release of * the node. */ lpfc_els_free_iocb(phba, elsiocb); @@ -5127,7 +5201,7 @@ lpfc_els_free_iocb(struct lpfc_hba *phba, struct lpfc_iocbq *elsiocb) { struct lpfc_dmabuf *buf_ptr, *buf_ptr1; - /* The I/O iocb is complete. Clear the node and first dmbuf */ + /* The I/O iocb is complete. Clear the node and first dmabuf */ elsiocb->ndlp = NULL; /* cmd_dmabuf = cmd, cmd_dmabuf->next = rsp, bpl_dmabuf = bpl */ @@ -5160,14 +5234,12 @@ lpfc_els_free_iocb(struct lpfc_hba *phba, struct lpfc_iocbq *elsiocb) } else { buf_ptr1 = elsiocb->cmd_dmabuf; lpfc_els_free_data(phba, buf_ptr1); - elsiocb->cmd_dmabuf = NULL; } } if (elsiocb->bpl_dmabuf) { buf_ptr = elsiocb->bpl_dmabuf; lpfc_els_free_bpl(phba, buf_ptr); - elsiocb->bpl_dmabuf = NULL; } lpfc_sli_release_iocbq(phba, elsiocb); return 0; @@ -5305,11 +5377,12 @@ lpfc_cmpl_els_rsp(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, IOCB_t *irsp; LPFC_MBOXQ_t *mbox = NULL; u32 ulp_status, ulp_word4, tmo, did, iotag; + u32 cmd; if (!vport) { lpfc_printf_log(phba, KERN_WARNING, LOG_ELS, "3177 null vport in ELS rsp\n"); - goto out; + goto release; } if (cmdiocb->context_un.mbox) mbox = cmdiocb->context_un.mbox; @@ -5419,7 +5492,7 @@ out: * these conditions because it doesn't need the login. */ if (phba->sli_rev == LPFC_SLI_REV4 && - vport && vport->port_type == LPFC_NPIV_PORT && + vport->port_type == LPFC_NPIV_PORT && !(ndlp->fc4_xpt_flags & SCSI_XPT_REGD)) { if (ndlp->nlp_state != NLP_STE_PLOGI_ISSUE && ndlp->nlp_state != NLP_STE_REG_LOGIN_ISSUE && @@ -5435,6 +5508,27 @@ out: } } + /* The driver's unsolicited deferred FLOGI ACC in Pt2Pt needs to + * release the initial reference because the put after the free_iocb + * call removes only the reference from the defer logic. This FLOGI + * is never registered with the SCSI transport. + */ + if (test_bit(FC_PT2PT, &vport->fc_flag) && + test_and_clear_bit(NLP_FLOGI_DFR_ACC, &ndlp->nlp_flag)) { + lpfc_printf_vlog(vport, KERN_INFO, + LOG_ELS | LOG_NODE | LOG_DISCOVERY, + "3357 Pt2Pt Defer FLOGI ACC ndlp x%px, " + "nflags x%lx, fc_flag x%lx\n", + ndlp, ndlp->nlp_flag, + vport->fc_flag); + cmd = *((u32 *)cmdiocb->cmd_dmabuf->virt); + if (cmd == ELS_CMD_ACC) { + if (!test_and_set_bit(NLP_DROPPED, &ndlp->nlp_flag)) + lpfc_nlp_put(ndlp); + } + } + +release: /* Release the originating I/O reference. */ lpfc_els_free_iocb(phba, cmdiocb); lpfc_nlp_put(ndlp); @@ -5569,7 +5663,6 @@ lpfc_els_rsp_acc(struct lpfc_vport *vport, uint32_t flag, sp->cls1.classValid = 0; sp->cls2.classValid = 0; sp->cls3.classValid = 0; - sp->cls4.classValid = 0; /* Copy our worldwide names */ memcpy(&sp->portName, &vport->fc_sparam.portName, @@ -5583,7 +5676,8 @@ lpfc_els_rsp_acc(struct lpfc_vport *vport, uint32_t flag, sp->cmn.valid_vendor_ver_level = 0; memset(sp->un.vendorVersion, 0, sizeof(sp->un.vendorVersion)); - sp->cmn.bbRcvSizeMsb &= 0xF; + if (!test_bit(FC_PT2PT, &vport->fc_flag)) + sp->cmn.bbRcvSizeMsb &= 0xF; /* If our firmware supports this feature, convey that * info to the target using the vendor specific field. @@ -8402,13 +8496,6 @@ lpfc_els_rcv_flogi(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb, &wqe->xmit_els_rsp.wqe_com); vport->fc_myDID = did; - - lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, - "3344 Deferring FLOGI ACC: rx_id: x%x," - " ox_id: x%x, hba_flag x%lx\n", - phba->defer_flogi_acc.rx_id, - phba->defer_flogi_acc.ox_id, phba->hba_flag); - phba->defer_flogi_acc.flag = true; /* This nlp_get is paired with nlp_puts that reset the @@ -8417,6 +8504,14 @@ lpfc_els_rcv_flogi(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb, * processed or cancelled. */ phba->defer_flogi_acc.ndlp = lpfc_nlp_get(ndlp); + + lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, + "3344 Deferring FLOGI ACC: rx_id: x%x," + " ox_id: x%x, ndlp x%px, hba_flag x%lx\n", + phba->defer_flogi_acc.rx_id, + phba->defer_flogi_acc.ox_id, + phba->defer_flogi_acc.ndlp, + phba->hba_flag); return 0; } @@ -8734,7 +8829,7 @@ reject_out: * @cmdiocb: pointer to lpfc command iocb data structure. * @ndlp: pointer to a node-list data structure. * - * This routine processes Read Timout Value (RTV) IOCB received as an + * This routine processes Read Timeout Value (RTV) IOCB received as an * ELS unsolicited event. It first checks the remote port state. If the * remote port is not in NLP_STE_UNMAPPED_NODE state or NLP_STE_MAPPED_NODE * state, it invokes the lpfc_els_rsl_reject() routine to send the reject @@ -10357,11 +10452,8 @@ lpfc_els_unsol_buffer(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, * Do not process any unsolicited ELS commands * if the ndlp is in DEV_LOSS */ - if (test_bit(NLP_IN_DEV_LOSS, &ndlp->nlp_flag)) { - if (newnode) - lpfc_nlp_put(ndlp); + if (test_bit(NLP_IN_DEV_LOSS, &ndlp->nlp_flag)) goto dropit; - } elsiocb->ndlp = lpfc_nlp_get(ndlp); if (!elsiocb->ndlp) @@ -10843,7 +10935,7 @@ lpfc_els_unsol_event(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, lpfc_els_unsol_buffer(phba, pring, vport, elsiocb); /* * The different unsolicited event handlers would tell us - * if they are done with "mp" by setting cmd_dmabuf to NULL. + * if they are done with "mp" by setting cmd_dmabuf/bpl_dmabuf to NULL. */ if (elsiocb->cmd_dmabuf) { lpfc_in_buf_free(phba, elsiocb->cmd_dmabuf); @@ -11423,6 +11515,13 @@ lpfc_issue_els_fdisc(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, sp->cls2.seqDelivery = 1; sp->cls3.seqDelivery = 1; + /* Fill out Auxiliary Parameter Data */ + if (phba->pni) { + sp->aux.flags = + AUX_PARM_DATA_VALID | AUX_PARM_PNI_VALID; + sp->aux.pni = cpu_to_be64(phba->pni); + } + pcmd += sizeof(uint32_t); /* CSP Word 2 */ pcmd += sizeof(uint32_t); /* CSP Word 3 */ pcmd += sizeof(uint32_t); /* CSP Word 4 */ diff --git a/drivers/scsi/lpfc/lpfc_hbadisc.c b/drivers/scsi/lpfc/lpfc_hbadisc.c index 43d246c5c049..bb803f32bc1b 100644 --- a/drivers/scsi/lpfc/lpfc_hbadisc.c +++ b/drivers/scsi/lpfc/lpfc_hbadisc.c @@ -424,6 +424,7 @@ lpfc_check_nlp_post_devloss(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp) { if (test_and_clear_bit(NLP_IN_RECOV_POST_DEV_LOSS, &ndlp->save_flags)) { + clear_bit(NLP_DROPPED, &ndlp->nlp_flag); lpfc_nlp_get(ndlp); lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY | LOG_NODE, "8438 Devloss timeout reversed on DID x%x " @@ -566,7 +567,8 @@ lpfc_dev_loss_tmo_handler(struct lpfc_nodelist *ndlp) return fcf_inuse; } - lpfc_nlp_put(ndlp); + if (!test_and_set_bit(NLP_DROPPED, &ndlp->nlp_flag)) + lpfc_nlp_put(ndlp); return fcf_inuse; } @@ -4371,6 +4373,8 @@ out: lpfc_ns_cmd(vport, SLI_CTNS_RNN_ID, 0, 0); lpfc_ns_cmd(vport, SLI_CTNS_RSNN_NN, 0, 0); lpfc_ns_cmd(vport, SLI_CTNS_RSPN_ID, 0, 0); + if (phba->pni) + lpfc_ns_cmd(vport, SLI_CTNS_RSPNI_PNI, 0, 0); lpfc_ns_cmd(vport, SLI_CTNS_RFT_ID, 0, 0); if ((vport->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) || diff --git a/drivers/scsi/lpfc/lpfc_hw.h b/drivers/scsi/lpfc/lpfc_hw.h index 3bc0efa7453e..b2e353590ebb 100644 --- a/drivers/scsi/lpfc/lpfc_hw.h +++ b/drivers/scsi/lpfc/lpfc_hw.h @@ -168,6 +168,11 @@ struct lpfc_sli_ct_request { uint8_t len; uint8_t symbname[255]; } rspn; + struct rspni { /* For RSPNI_PNI requests */ + __be64 pni; + u8 len; + u8 symbname[255]; + } rspni; struct gff { uint32_t PortId; } gff; @@ -213,6 +218,8 @@ struct lpfc_sli_ct_request { sizeof(struct da_id)) #define RSPN_REQUEST_SZ (offsetof(struct lpfc_sli_ct_request, un) + \ sizeof(struct rspn)) +#define RSPNI_REQUEST_SZ (offsetof(struct lpfc_sli_ct_request, un) + \ + sizeof(struct rspni)) /* * FsType Definitions @@ -309,6 +316,7 @@ struct lpfc_sli_ct_request { #define SLI_CTNS_RIP_NN 0x0235 #define SLI_CTNS_RIPA_NN 0x0236 #define SLI_CTNS_RSNN_NN 0x0239 +#define SLI_CTNS_RSPNI_PNI 0x0240 #define SLI_CTNS_DA_ID 0x0300 /* @@ -512,6 +520,21 @@ struct class_parms { uint8_t word3Reserved2; /* Fc Word 3, bit 0: 7 */ }; +enum aux_parm_flags { + AUX_PARM_PNI_VALID = 0x20, /* FC Word 0, bit 29 */ + AUX_PARM_DATA_VALID = 0x40, /* FC Word 0, bit 30 */ +}; + +struct aux_parm { + u8 flags; /* FC Word 0, bit 31:24 */ + u8 ext_feat[3]; /* FC Word 0, bit 23:0 */ + + __be64 pni; /* FC Word 1 and 2, platform name identifier */ + + __be16 rsvd; /* FC Word 3, bit 31:16 */ + __be16 npiv_cnt; /* FC Word 3, bit 15:0 */ +} __packed; + struct serv_parm { /* Structure is in Big Endian format */ struct csp cmn; struct lpfc_name portName; @@ -519,7 +542,7 @@ struct serv_parm { /* Structure is in Big Endian format */ struct class_parms cls1; struct class_parms cls2; struct class_parms cls3; - struct class_parms cls4; + struct aux_parm aux; union { uint8_t vendorVersion[16]; struct { diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c index f206267d9ecd..b1460b16dd91 100644 --- a/drivers/scsi/lpfc/lpfc_init.c +++ b/drivers/scsi/lpfc/lpfc_init.c @@ -3057,12 +3057,6 @@ lpfc_cleanup(struct lpfc_vport *vport) lpfc_vmid_vport_cleanup(vport); list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, nlp_listp) { - if (ndlp->nlp_DID == Fabric_Cntl_DID && - ndlp->nlp_state == NLP_STE_UNUSED_NODE) { - lpfc_nlp_put(ndlp); - continue; - } - /* Fabric Ports not in UNMAPPED state are cleaned up in the * DEVICE_RM event. */ @@ -7950,7 +7944,7 @@ lpfc_sli4_driver_resource_setup(struct lpfc_hba *phba) /* Allocate all driver workqueues here */ /* The lpfc_wq workqueue for deferred irq use */ - phba->wq = alloc_workqueue("lpfc_wq", WQ_MEM_RECLAIM, 0); + phba->wq = alloc_workqueue("lpfc_wq", WQ_MEM_RECLAIM | WQ_PERCPU, 0); if (!phba->wq) return -ENOMEM; @@ -9082,9 +9076,9 @@ lpfc_setup_fdmi_mask(struct lpfc_vport *vport) vport->fdmi_port_mask = LPFC_FDMI2_PORT_ATTR; } - lpfc_printf_log(phba, KERN_INFO, LOG_DISCOVERY, - "6077 Setup FDMI mask: hba x%x port x%x\n", - vport->fdmi_hba_mask, vport->fdmi_port_mask); + lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY, + "6077 Setup FDMI mask: hba x%x port x%x\n", + vport->fdmi_hba_mask, vport->fdmi_port_mask); } /** @@ -14434,12 +14428,6 @@ lpfc_io_slot_reset_s3(struct pci_dev *pdev) pci_restore_state(pdev); - /* - * As the new kernel behavior of pci_restore_state() API call clears - * device saved_state flag, need to save the restored state again. - */ - pci_save_state(pdev); - if (pdev->is_busmaster) pci_set_master(pdev); diff --git a/drivers/scsi/lpfc/lpfc_nportdisc.c b/drivers/scsi/lpfc/lpfc_nportdisc.c index 1e5ef93e67e3..8240d59f4120 100644 --- a/drivers/scsi/lpfc/lpfc_nportdisc.c +++ b/drivers/scsi/lpfc/lpfc_nportdisc.c @@ -432,8 +432,6 @@ lpfc_rcv_plogi(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, ndlp->nlp_class_sup |= FC_COS_CLASS2; if (sp->cls3.classValid) ndlp->nlp_class_sup |= FC_COS_CLASS3; - if (sp->cls4.classValid) - ndlp->nlp_class_sup |= FC_COS_CLASS4; ndlp->nlp_maxframe = ((sp->cmn.bbRcvSizeMsb & 0x0F) << 8) | sp->cmn.bbRcvSizeLsb; /* if already logged in, do implicit logout */ @@ -452,18 +450,7 @@ lpfc_rcv_plogi(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, */ if (!(ndlp->nlp_type & NLP_FABRIC) && !(phba->nvmet_support)) { - /* Clear ndlp info, since follow up PRLI may have - * updated ndlp information - */ - ndlp->nlp_type &= ~(NLP_FCP_TARGET | NLP_FCP_INITIATOR); - ndlp->nlp_type &= ~(NLP_NVME_TARGET | NLP_NVME_INITIATOR); - ndlp->nlp_fcp_info &= ~NLP_FCP_2_DEVICE; - ndlp->nlp_nvme_info &= ~NLP_NVME_NSLER; - clear_bit(NLP_FIRSTBURST, &ndlp->nlp_flag); - - lpfc_els_rsp_acc(vport, ELS_CMD_PLOGI, cmdiocb, - ndlp, NULL); - return 1; + break; } if (nlp_portwwn != 0 && nlp_portwwn != wwn_to_u64(sp->portName.u.wwn)) @@ -485,7 +472,9 @@ lpfc_rcv_plogi(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE); break; } - + /* Clear ndlp info, since follow up processes may have + * updated ndlp information + */ ndlp->nlp_type &= ~(NLP_FCP_TARGET | NLP_FCP_INITIATOR); ndlp->nlp_type &= ~(NLP_NVME_TARGET | NLP_NVME_INITIATOR); ndlp->nlp_fcp_info &= ~NLP_FCP_2_DEVICE; @@ -1426,8 +1415,6 @@ lpfc_cmpl_plogi_plogi_issue(struct lpfc_vport *vport, ndlp->nlp_class_sup |= FC_COS_CLASS2; if (sp->cls3.classValid) ndlp->nlp_class_sup |= FC_COS_CLASS3; - if (sp->cls4.classValid) - ndlp->nlp_class_sup |= FC_COS_CLASS4; ndlp->nlp_maxframe = ((sp->cmn.bbRcvSizeMsb & 0x0F) << 8) | sp->cmn.bbRcvSizeLsb; diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c index 7ea7c4245c69..73d77cfab5f8 100644 --- a/drivers/scsi/lpfc/lpfc_sli.c +++ b/drivers/scsi/lpfc/lpfc_sli.c @@ -27,6 +27,8 @@ #include <linux/delay.h> #include <linux/slab.h> #include <linux/lockdep.h> +#include <linux/dmi.h> +#include <linux/of.h> #include <scsi/scsi.h> #include <scsi/scsi_cmnd.h> @@ -8447,6 +8449,70 @@ lpfc_set_host_tm(struct lpfc_hba *phba) } /** + * lpfc_get_platform_uuid - Attempts to extract a platform uuid + * @phba: pointer to lpfc hba data structure. + * + * This routine attempts to first read SMBIOS DMI data for the System + * Information structure offset 08h called System UUID. Else, no platform + * UUID will be advertised. + **/ +static void +lpfc_get_platform_uuid(struct lpfc_hba *phba) +{ + int rc; + const char *uuid; + char pni[17] = {0}; /* 16 characters + '\0' */ + bool is_ff = true, is_00 = true; + u8 i; + + /* First attempt SMBIOS DMI */ + uuid = dmi_get_system_info(DMI_PRODUCT_UUID); + if (uuid) { + lpfc_printf_log(phba, KERN_INFO, LOG_INIT, + "2088 SMBIOS UUID %s\n", + uuid); + } else { + lpfc_printf_log(phba, KERN_INFO, LOG_INIT, + "2099 Could not extract UUID\n"); + } + + if (uuid && uuid_is_valid(uuid)) { + /* Generate PNI from UUID format. + * + * 1.) Extract lower 64 bits from UUID format. + * 2.) Set 3h for NAA Locally Assigned Name Identifier format. + * + * e.g. xxxxxxxx-xxxx-xxxx-yyyy-yyyyyyyyyyyy + * + * extract the yyyy-yyyyyyyyyyyy portion + * final PNI 3yyyyyyyyyyyyyyy + */ + scnprintf(pni, sizeof(pni), "3%c%c%c%s", + uuid[20], uuid[21], uuid[22], &uuid[24]); + + /* Sanitize the converted PNI */ + for (i = 1; i < 16 && (is_ff || is_00); i++) { + if (pni[i] != '0') + is_00 = false; + if (pni[i] != 'f' && pni[i] != 'F') + is_ff = false; + } + + /* Convert from char* to unsigned long */ + rc = kstrtoul(pni, 16, &phba->pni); + if (!rc && !is_ff && !is_00) { + lpfc_printf_log(phba, KERN_INFO, LOG_INIT, + "2100 PNI 0x%016lx\n", phba->pni); + } else { + lpfc_printf_log(phba, KERN_INFO, LOG_INIT, + "2101 PNI %s generation status %d\n", + pni, rc); + phba->pni = 0; + } + } +} + +/** * lpfc_sli4_hba_setup - SLI4 device initialization PCI function * @phba: Pointer to HBA context object. * @@ -8529,6 +8595,10 @@ lpfc_sli4_hba_setup(struct lpfc_hba *phba) clear_bit(HBA_FCOE_MODE, &phba->hba_flag); } + /* Obtain platform UUID, only for SLI4 FC adapters */ + if (!test_bit(HBA_FCOE_MODE, &phba->hba_flag)) + lpfc_get_platform_uuid(phba); + if (bf_get(lpfc_mbx_rd_rev_cee_ver, &mqe->un.read_rev) == LPFC_DCBX_CEE_MODE) set_bit(HBA_FIP_SUPPORT, &phba->hba_flag); @@ -19858,13 +19928,15 @@ lpfc_sli4_remove_rpis(struct lpfc_hba *phba) } /** - * lpfc_sli4_resume_rpi - Remove the rpi bitmask region + * lpfc_sli4_resume_rpi - Resume traffic relative to an RPI * @ndlp: pointer to lpfc nodelist data structure. * @cmpl: completion call-back. * @iocbq: data to load as mbox ctx_u information * - * This routine is invoked to remove the memory region that - * provided rpi via a bitmask. + * Return codes + * 0 - successful + * -ENOMEM - No available memory + * -EIO - The mailbox failed to complete successfully. **/ int lpfc_sli4_resume_rpi(struct lpfc_nodelist *ndlp, @@ -19894,7 +19966,6 @@ lpfc_sli4_resume_rpi(struct lpfc_nodelist *ndlp, return -EIO; } - /* Post all rpi memory regions to the port. */ lpfc_resume_rpi(mboxq, ndlp); if (cmpl) { mboxq->mbox_cmpl = cmpl; diff --git a/drivers/scsi/lpfc/lpfc_version.h b/drivers/scsi/lpfc/lpfc_version.h index 31c3c5abdca6..f3dada5bf7c1 100644 --- a/drivers/scsi/lpfc/lpfc_version.h +++ b/drivers/scsi/lpfc/lpfc_version.h @@ -20,7 +20,7 @@ * included with this package. * *******************************************************************/ -#define LPFC_DRIVER_VERSION "14.4.0.11" +#define LPFC_DRIVER_VERSION "14.4.0.12" #define LPFC_DRIVER_NAME "lpfc" /* Used for SLI 2/3 */ |