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path: root/drivers/scsi/lpfc/lpfc_els.c
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Diffstat (limited to 'drivers/scsi/lpfc/lpfc_els.c')
-rw-r--r--drivers/scsi/lpfc/lpfc_els.c116
1 files changed, 99 insertions, 17 deletions
diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c
index f12780f4cfbb..d5303994bfd6 100644
--- a/drivers/scsi/lpfc/lpfc_els.c
+++ b/drivers/scsi/lpfc/lpfc_els.c
@@ -1052,17 +1052,18 @@ stop_rr_fcf_flogi:
if (lpfc_els_retry(phba, cmdiocb, rspiocb))
goto out;
+ lpfc_printf_vlog(vport, KERN_WARNING, LOG_ELS,
+ "0150 FLOGI failure Status:x%x/x%x "
+ "xri x%x TMO:x%x\n",
+ irsp->ulpStatus, irsp->un.ulpWord[4],
+ cmdiocb->sli4_xritag, irsp->ulpTimeout);
+
/* If this is not a loop open failure, bail out */
if (!(irsp->ulpStatus == IOSTAT_LOCAL_REJECT &&
((irsp->un.ulpWord[4] & IOERR_PARAM_MASK) ==
IOERR_LOOP_OPEN_FAILURE)))
goto flogifail;
- lpfc_printf_vlog(vport, KERN_WARNING, LOG_ELS,
- "0150 FLOGI failure Status:x%x/x%x xri x%x TMO:x%x\n",
- irsp->ulpStatus, irsp->un.ulpWord[4],
- cmdiocb->sli4_xritag, irsp->ulpTimeout);
-
/* FLOGI failed, so there is no fabric */
spin_lock_irq(shost->host_lock);
vport->fc_flag &= ~(FC_FABRIC | FC_PUBLIC_LOOP);
@@ -1207,6 +1208,39 @@ out:
}
/**
+ * lpfc_cmpl_els_link_down - Completion callback function for ELS command
+ * aborted during a link down
+ * @phba: pointer to lpfc hba data structure.
+ * @cmdiocb: pointer to lpfc command iocb data structure.
+ * @rspiocb: pointer to lpfc response iocb data structure.
+ *
+ */
+static void
+lpfc_cmpl_els_link_down(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
+ struct lpfc_iocbq *rspiocb)
+{
+ IOCB_t *irsp;
+ uint32_t *pcmd;
+ uint32_t cmd;
+
+ pcmd = (uint32_t *)(((struct lpfc_dmabuf *)cmdiocb->context2)->virt);
+ cmd = *pcmd;
+ irsp = &rspiocb->iocb;
+
+ lpfc_printf_log(phba, KERN_INFO, LOG_ELS,
+ "6445 ELS completes after LINK_DOWN: "
+ " Status %x/%x cmd x%x flg x%x\n",
+ irsp->ulpStatus, irsp->un.ulpWord[4], cmd,
+ cmdiocb->iocb_flag);
+
+ if (cmdiocb->iocb_flag & LPFC_IO_FABRIC) {
+ cmdiocb->iocb_flag &= ~LPFC_IO_FABRIC;
+ atomic_dec(&phba->fabric_iocb_count);
+ }
+ lpfc_els_free_iocb(phba, cmdiocb);
+}
+
+/**
* lpfc_issue_els_flogi - Issue an flogi iocb command for a vport
* @vport: pointer to a host virtual N_Port data structure.
* @ndlp: pointer to a node-list data structure.
@@ -2107,7 +2141,7 @@ lpfc_issue_els_plogi(struct lpfc_vport *vport, uint32_t did, uint8_t retry)
!(vport->fc_flag & FC_OFFLINE_MODE)) {
lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
"4110 Issue PLOGI x%x deferred "
- "on NPort x%x rpi x%x Data: %p\n",
+ "on NPort x%x rpi x%x Data: x%px\n",
ndlp->nlp_defer_did, ndlp->nlp_DID,
ndlp->nlp_rpi, ndlp);
@@ -2401,6 +2435,10 @@ lpfc_issue_els_prli(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
npr_nvme = (struct lpfc_nvme_prli *)pcmd;
bf_set(prli_type_code, npr_nvme, PRLI_NVME_TYPE);
bf_set(prli_estabImagePair, npr_nvme, 0); /* Should be 0 */
+ if (phba->nsler) {
+ bf_set(prli_nsler, npr_nvme, 1);
+ bf_set(prli_conf, npr_nvme, 1);
+ }
/* Only initiators request first burst. */
if ((phba->cfg_nvme_enable_fb) &&
@@ -4203,7 +4241,7 @@ lpfc_mbx_cmpl_dflt_rpi(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
mempool_free(pmb, phba->mbox_mem_pool);
if (ndlp) {
lpfc_printf_vlog(ndlp->vport, KERN_INFO, LOG_NODE,
- "0006 rpi%x DID:%x flg:%x %d map:%x %p\n",
+ "0006 rpi%x DID:%x flg:%x %d map:%x x%px\n",
ndlp->nlp_rpi, ndlp->nlp_DID, ndlp->nlp_flag,
kref_read(&ndlp->kref),
ndlp->nlp_usg_map, ndlp);
@@ -5634,16 +5672,16 @@ lpfc_rdp_res_attach_port_names(struct fc_rdp_port_name_desc *desc,
desc->tag = cpu_to_be32(RDP_PORT_NAMES_DESC_TAG);
if (vport->fc_flag & FC_FABRIC) {
memcpy(desc->port_names.wwnn, &vport->fabric_nodename,
- sizeof(desc->port_names.wwnn));
+ sizeof(desc->port_names.wwnn));
memcpy(desc->port_names.wwpn, &vport->fabric_portname,
- sizeof(desc->port_names.wwpn));
+ sizeof(desc->port_names.wwpn));
} else { /* Point to Point */
memcpy(desc->port_names.wwnn, &ndlp->nlp_nodename,
- sizeof(desc->port_names.wwnn));
+ sizeof(desc->port_names.wwnn));
- memcpy(desc->port_names.wwnn, &ndlp->nlp_portname,
- sizeof(desc->port_names.wwpn));
+ memcpy(desc->port_names.wwpn, &ndlp->nlp_portname,
+ sizeof(desc->port_names.wwpn));
}
desc->length = cpu_to_be32(sizeof(desc->port_names));
@@ -6327,7 +6365,11 @@ lpfc_rscn_recovery_check(struct lpfc_vport *vport)
continue;
}
- if (ndlp->nlp_fc4_type & NLP_FC4_NVME)
+ /* Check to see if we need to NVME rescan this target
+ * remoteport.
+ */
+ if (ndlp->nlp_fc4_type & NLP_FC4_NVME &&
+ ndlp->nlp_type & (NLP_NVME_TARGET | NLP_NVME_DISCOVERY))
lpfc_nvme_rescan_port(vport, ndlp);
lpfc_disc_state_machine(vport, ndlp, NULL,
@@ -6441,7 +6483,11 @@ lpfc_els_rcv_rscn(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb,
*lp, vport->fc_flag, payload_len);
lpfc_els_rsp_acc(vport, ELS_CMD_ACC, cmdiocb, ndlp, NULL);
- if (ndlp->nlp_fc4_type & NLP_FC4_NVME)
+ /* Check to see if we need to NVME rescan this target
+ * remoteport.
+ */
+ if (ndlp->nlp_fc4_type & NLP_FC4_NVME &&
+ ndlp->nlp_type & (NLP_NVME_TARGET | NLP_NVME_DISCOVERY))
lpfc_nvme_rescan_port(vport, ndlp);
return 0;
}
@@ -7960,18 +8006,40 @@ lpfc_els_flush_cmd(struct lpfc_vport *vport)
if (phba->sli_rev == LPFC_SLI_REV4)
spin_lock(&pring->ring_lock);
+ /* First we need to issue aborts to outstanding cmds on txcmpl */
list_for_each_entry_safe(piocb, tmp_iocb, &pring->txcmplq, list) {
if (piocb->iocb_flag & LPFC_IO_LIBDFC)
continue;
if (piocb->vport != vport)
continue;
- list_add_tail(&piocb->dlist, &abort_list);
+
+ /* On the ELS ring we can have ELS_REQUESTs or
+ * GEN_REQUESTs waiting for a response.
+ */
+ cmd = &piocb->iocb;
+ if (cmd->ulpCommand == CMD_ELS_REQUEST64_CR) {
+ list_add_tail(&piocb->dlist, &abort_list);
+
+ /* If the link is down when flushing ELS commands
+ * the firmware will not complete them till after
+ * the link comes back up. This may confuse
+ * discovery for the new link up, so we need to
+ * change the compl routine to just clean up the iocb
+ * and avoid any retry logic.
+ */
+ if (phba->link_state == LPFC_LINK_DOWN)
+ piocb->iocb_cmpl = lpfc_cmpl_els_link_down;
+ }
+ if (cmd->ulpCommand == CMD_GEN_REQUEST64_CR)
+ list_add_tail(&piocb->dlist, &abort_list);
}
+
if (phba->sli_rev == LPFC_SLI_REV4)
spin_unlock(&pring->ring_lock);
spin_unlock_irq(&phba->hbalock);
- /* Abort each iocb on the aborted list and remove the dlist links. */
+
+ /* Abort each txcmpl iocb on aborted list and remove the dlist links. */
list_for_each_entry_safe(piocb, tmp_iocb, &abort_list, dlist) {
spin_lock_irq(&phba->hbalock);
list_del_init(&piocb->dlist);
@@ -7987,6 +8055,9 @@ lpfc_els_flush_cmd(struct lpfc_vport *vport)
if (phba->sli_rev == LPFC_SLI_REV4)
spin_lock(&pring->ring_lock);
+ /* No need to abort the txq list,
+ * just queue them up for lpfc_sli_cancel_iocbs
+ */
list_for_each_entry_safe(piocb, tmp_iocb, &pring->txq, list) {
cmd = &piocb->iocb;
@@ -8007,11 +8078,22 @@ lpfc_els_flush_cmd(struct lpfc_vport *vport)
list_del_init(&piocb->list);
list_add_tail(&piocb->list, &abort_list);
}
+
+ /* The same holds true for any FLOGI/FDISC on the fabric_iocb_list */
+ if (vport == phba->pport) {
+ list_for_each_entry_safe(piocb, tmp_iocb,
+ &phba->fabric_iocb_list, list) {
+ cmd = &piocb->iocb;
+ list_del_init(&piocb->list);
+ list_add_tail(&piocb->list, &abort_list);
+ }
+ }
+
if (phba->sli_rev == LPFC_SLI_REV4)
spin_unlock(&pring->ring_lock);
spin_unlock_irq(&phba->hbalock);
- /* Cancell all the IOCBs from the completions list */
+ /* Cancel all the IOCBs from the completions list */
lpfc_sli_cancel_iocbs(phba, &abort_list,
IOSTAT_LOCAL_REJECT, IOERR_SLI_ABORTED);
generated by cgit v1.2.3 (git 2.39.0) at 2025-03-06 03:55:15 +0300