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path: root/drivers/scsi/lpfc/lpfc_init.c
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Diffstat (limited to 'drivers/scsi/lpfc/lpfc_init.c')
-rw-r--r--drivers/scsi/lpfc/lpfc_init.c213
1 files changed, 135 insertions, 78 deletions
diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c
index 774663e8e1fe..cd9697edf860 100644
--- a/drivers/scsi/lpfc/lpfc_init.c
+++ b/drivers/scsi/lpfc/lpfc_init.c
@@ -2566,7 +2566,7 @@ lpfc_create_port(struct lpfc_hba *phba, int instance, struct device *dev)
shost->max_cmd_len = 16;
if (phba->sli_rev == LPFC_SLI_REV4) {
shost->dma_boundary =
- phba->sli4_hba.pc_sli4_params.sge_supp_len;
+ phba->sli4_hba.pc_sli4_params.sge_supp_len-1;
shost->sg_tablesize = phba->cfg_sg_seg_cnt;
}
@@ -2600,15 +2600,6 @@ lpfc_create_port(struct lpfc_hba *phba, int instance, struct device *dev)
init_timer(&vport->els_tmofunc);
vport->els_tmofunc.function = lpfc_els_timeout;
vport->els_tmofunc.data = (unsigned long)vport;
- if (phba->pcidev->device == PCI_DEVICE_ID_HORNET) {
- phba->menlo_flag |= HBA_MENLO_SUPPORT;
- /* check for menlo minimum sg count */
- if (phba->cfg_sg_seg_cnt < LPFC_DEFAULT_MENLO_SG_SEG_CNT) {
- phba->cfg_sg_seg_cnt = LPFC_DEFAULT_MENLO_SG_SEG_CNT;
- shost->sg_tablesize = phba->cfg_sg_seg_cnt;
- }
- }
-
error = scsi_add_host_with_dma(shost, dev, &phba->pcidev->dev);
if (error)
goto out_put_shost;
@@ -3236,12 +3227,26 @@ lpfc_sli4_perform_vport_cvl(struct lpfc_vport *vport)
if (!vport)
return NULL;
- ndlp = lpfc_findnode_did(vport, Fabric_DID);
- if (!ndlp)
- return NULL;
phba = vport->phba;
if (!phba)
return NULL;
+ ndlp = lpfc_findnode_did(vport, Fabric_DID);
+ if (!ndlp) {
+ /* Cannot find existing Fabric ndlp, so allocate a new one */
+ ndlp = mempool_alloc(phba->nlp_mem_pool, GFP_KERNEL);
+ if (!ndlp)
+ return 0;
+ lpfc_nlp_init(vport, ndlp, Fabric_DID);
+ /* Set the node type */
+ ndlp->nlp_type |= NLP_FABRIC;
+ /* Put ndlp onto node list */
+ lpfc_enqueue_node(vport, ndlp);
+ } else if (!NLP_CHK_NODE_ACT(ndlp)) {
+ /* re-setup ndlp without removing from node list */
+ ndlp = lpfc_enable_node(vport, ndlp, NLP_STE_UNUSED_NODE);
+ if (!ndlp)
+ return 0;
+ }
if (phba->pport->port_state <= LPFC_FLOGI)
return NULL;
/* If virtual link is not yet instantiated ignore CVL */
@@ -3304,11 +3309,20 @@ lpfc_sli4_async_fcoe_evt(struct lpfc_hba *phba,
switch (event_type) {
case LPFC_FCOE_EVENT_TYPE_NEW_FCF:
case LPFC_FCOE_EVENT_TYPE_FCF_PARAM_MOD:
- lpfc_printf_log(phba, KERN_ERR, LOG_FIP | LOG_DISCOVERY,
- "2546 New FCF found/FCF parameter modified event: "
- "evt_tag:x%x, fcf_index:x%x\n",
- acqe_fcoe->event_tag, acqe_fcoe->index);
-
+ if (event_type == LPFC_FCOE_EVENT_TYPE_NEW_FCF)
+ lpfc_printf_log(phba, KERN_ERR, LOG_FIP |
+ LOG_DISCOVERY,
+ "2546 New FCF found event: "
+ "evt_tag:x%x, fcf_index:x%x\n",
+ acqe_fcoe->event_tag,
+ acqe_fcoe->index);
+ else
+ lpfc_printf_log(phba, KERN_WARNING, LOG_FIP |
+ LOG_DISCOVERY,
+ "2788 FCF parameter modified event: "
+ "evt_tag:x%x, fcf_index:x%x\n",
+ acqe_fcoe->event_tag,
+ acqe_fcoe->index);
spin_lock_irq(&phba->hbalock);
if ((phba->fcf.fcf_flag & FCF_SCAN_DONE) ||
(phba->hba_flag & FCF_DISC_INPROGRESS)) {
@@ -3517,6 +3531,32 @@ lpfc_sli4_async_dcbx_evt(struct lpfc_hba *phba,
}
/**
+ * lpfc_sli4_async_grp5_evt - Process the asynchronous group5 event
+ * @phba: pointer to lpfc hba data structure.
+ * @acqe_link: pointer to the async grp5 completion queue entry.
+ *
+ * This routine is to handle the SLI4 asynchronous grp5 event. A grp5 event
+ * is an asynchronous notified of a logical link speed change. The Port
+ * reports the logical link speed in units of 10Mbps.
+ **/
+static void
+lpfc_sli4_async_grp5_evt(struct lpfc_hba *phba,
+ struct lpfc_acqe_grp5 *acqe_grp5)
+{
+ uint16_t prev_ll_spd;
+
+ phba->fc_eventTag = acqe_grp5->event_tag;
+ phba->fcoe_eventtag = acqe_grp5->event_tag;
+ prev_ll_spd = phba->sli4_hba.link_state.logical_speed;
+ phba->sli4_hba.link_state.logical_speed =
+ (bf_get(lpfc_acqe_grp5_llink_spd, acqe_grp5));
+ lpfc_printf_log(phba, KERN_INFO, LOG_SLI,
+ "2789 GRP5 Async Event: Updating logical link speed "
+ "from %dMbps to %dMbps\n", (prev_ll_spd * 10),
+ (phba->sli4_hba.link_state.logical_speed*10));
+}
+
+/**
* lpfc_sli4_async_event_proc - Process all the pending asynchronous event
* @phba: pointer to lpfc hba data structure.
*
@@ -3552,6 +3592,10 @@ void lpfc_sli4_async_event_proc(struct lpfc_hba *phba)
lpfc_sli4_async_dcbx_evt(phba,
&cq_event->cqe.acqe_dcbx);
break;
+ case LPFC_TRAILER_CODE_GRP5:
+ lpfc_sli4_async_grp5_evt(phba,
+ &cq_event->cqe.acqe_grp5);
+ break;
default:
lpfc_printf_log(phba, KERN_ERR, LOG_SLI,
"1804 Invalid asynchrous event code: "
@@ -3813,6 +3857,13 @@ lpfc_sli_driver_resource_setup(struct lpfc_hba *phba)
/* Get all the module params for configuring this host */
lpfc_get_cfgparam(phba);
+ if (phba->pcidev->device == PCI_DEVICE_ID_HORNET) {
+ phba->menlo_flag |= HBA_MENLO_SUPPORT;
+ /* check for menlo minimum sg count */
+ if (phba->cfg_sg_seg_cnt < LPFC_DEFAULT_MENLO_SG_SEG_CNT)
+ phba->cfg_sg_seg_cnt = LPFC_DEFAULT_MENLO_SG_SEG_CNT;
+ }
+
/*
* Since the sg_tablesize is module parameter, the sg_dma_buf_size
* used to create the sg_dma_buf_pool must be dynamically calculated.
@@ -4030,6 +4081,43 @@ lpfc_sli4_driver_resource_setup(struct lpfc_hba *phba)
if (unlikely(rc))
goto out_free_bsmbx;
+ mboxq = (LPFC_MBOXQ_t *) mempool_alloc(phba->mbox_mem_pool,
+ GFP_KERNEL);
+ if (!mboxq) {
+ rc = -ENOMEM;
+ goto out_free_bsmbx;
+ }
+
+ /* Get the Supported Pages. It is always available. */
+ lpfc_supported_pages(mboxq);
+ rc = lpfc_sli_issue_mbox(phba, mboxq, MBX_POLL);
+ if (unlikely(rc)) {
+ rc = -EIO;
+ mempool_free(mboxq, phba->mbox_mem_pool);
+ goto out_free_bsmbx;
+ }
+
+ mqe = &mboxq->u.mqe;
+ memcpy(&pn_page[0], ((uint8_t *)&mqe->un.supp_pages.word3),
+ LPFC_MAX_SUPPORTED_PAGES);
+ for (i = 0; i < LPFC_MAX_SUPPORTED_PAGES; i++) {
+ switch (pn_page[i]) {
+ case LPFC_SLI4_PARAMETERS:
+ phba->sli4_hba.pc_sli4_params.supported = 1;
+ break;
+ default:
+ break;
+ }
+ }
+
+ /* Read the port's SLI4 Parameters capabilities if supported. */
+ if (phba->sli4_hba.pc_sli4_params.supported)
+ rc = lpfc_pc_sli4_params_get(phba, mboxq);
+ mempool_free(mboxq, phba->mbox_mem_pool);
+ if (rc) {
+ rc = -EIO;
+ goto out_free_bsmbx;
+ }
/* Create all the SLI4 queues */
rc = lpfc_sli4_queue_create(phba);
if (rc)
@@ -4090,43 +4178,6 @@ lpfc_sli4_driver_resource_setup(struct lpfc_hba *phba)
goto out_free_fcp_eq_hdl;
}
- mboxq = (LPFC_MBOXQ_t *) mempool_alloc(phba->mbox_mem_pool,
- GFP_KERNEL);
- if (!mboxq) {
- rc = -ENOMEM;
- goto out_free_fcp_eq_hdl;
- }
-
- /* Get the Supported Pages. It is always available. */
- lpfc_supported_pages(mboxq);
- rc = lpfc_sli_issue_mbox(phba, mboxq, MBX_POLL);
- if (unlikely(rc)) {
- rc = -EIO;
- mempool_free(mboxq, phba->mbox_mem_pool);
- goto out_free_fcp_eq_hdl;
- }
-
- mqe = &mboxq->u.mqe;
- memcpy(&pn_page[0], ((uint8_t *)&mqe->un.supp_pages.word3),
- LPFC_MAX_SUPPORTED_PAGES);
- for (i = 0; i < LPFC_MAX_SUPPORTED_PAGES; i++) {
- switch (pn_page[i]) {
- case LPFC_SLI4_PARAMETERS:
- phba->sli4_hba.pc_sli4_params.supported = 1;
- break;
- default:
- break;
- }
- }
-
- /* Read the port's SLI4 Parameters capabilities if supported. */
- if (phba->sli4_hba.pc_sli4_params.supported)
- rc = lpfc_pc_sli4_params_get(phba, mboxq);
- mempool_free(mboxq, phba->mbox_mem_pool);
- if (rc) {
- rc = -EIO;
- goto out_free_fcp_eq_hdl;
- }
return rc;
out_free_fcp_eq_hdl:
@@ -5050,6 +5101,8 @@ lpfc_sli_pci_mem_setup(struct lpfc_hba *phba)
memset(phba->slim2p.virt, 0, SLI2_SLIM_SIZE);
phba->mbox = phba->slim2p.virt + offsetof(struct lpfc_sli2_slim, mbx);
+ phba->mbox_ext = (phba->slim2p.virt +
+ offsetof(struct lpfc_sli2_slim, mbx_ext_words));
phba->pcb = (phba->slim2p.virt + offsetof(struct lpfc_sli2_slim, pcb));
phba->IOCBs = (phba->slim2p.virt +
offsetof(struct lpfc_sli2_slim, IOCBs));
@@ -7753,21 +7806,23 @@ lpfc_pci_resume_one_s3(struct pci_dev *pdev)
* @phba: pointer to lpfc hba data structure.
*
* This routine is called to prepare the SLI3 device for PCI slot recover. It
- * aborts and stops all the on-going I/Os on the pci device.
+ * aborts all the outstanding SCSI I/Os to the pci device.
**/
static void
lpfc_sli_prep_dev_for_recover(struct lpfc_hba *phba)
{
+ struct lpfc_sli *psli = &phba->sli;
+ struct lpfc_sli_ring *pring;
+
lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
"2723 PCI channel I/O abort preparing for recovery\n");
- /* Prepare for bringing HBA offline */
- lpfc_offline_prep(phba);
- /* Clear sli active flag to prevent sysfs access to HBA */
- spin_lock_irq(&phba->hbalock);
- phba->sli.sli_flag &= ~LPFC_SLI_ACTIVE;
- spin_unlock_irq(&phba->hbalock);
- /* Stop and flush all I/Os and bring HBA offline */
- lpfc_offline(phba);
+
+ /*
+ * There may be errored I/Os through HBA, abort all I/Os on txcmplq
+ * and let the SCSI mid-layer to retry them to recover.
+ */
+ pring = &psli->ring[psli->fcp_ring];
+ lpfc_sli_abort_iocb_ring(phba, pring);
}
/**
@@ -7781,21 +7836,20 @@ lpfc_sli_prep_dev_for_recover(struct lpfc_hba *phba)
static void
lpfc_sli_prep_dev_for_reset(struct lpfc_hba *phba)
{
- struct lpfc_sli *psli = &phba->sli;
- struct lpfc_sli_ring *pring;
-
lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
"2710 PCI channel disable preparing for reset\n");
+
+ /* Block all SCSI devices' I/Os on the host */
+ lpfc_scsi_dev_block(phba);
+
+ /* stop all timers */
+ lpfc_stop_hba_timers(phba);
+
/* Disable interrupt and pci device */
lpfc_sli_disable_intr(phba);
pci_disable_device(phba->pcidev);
- /*
- * There may be I/Os dropped by the firmware.
- * Error iocb (I/O) on txcmplq and let the SCSI layer
- * retry it after re-establishing link.
- */
- pring = &psli->ring[psli->fcp_ring];
- lpfc_sli_abort_iocb_ring(phba, pring);
+ /* Flush all driver's outstanding SCSI I/Os as we are to reset */
+ lpfc_sli_flush_fcp_rings(phba);
}
/**
@@ -7811,6 +7865,12 @@ lpfc_prep_dev_for_perm_failure(struct lpfc_hba *phba)
{
lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
"2711 PCI channel permanent disable for failure\n");
+ /* Block all SCSI devices' I/Os on the host */
+ lpfc_scsi_dev_block(phba);
+
+ /* stop all timers */
+ lpfc_stop_hba_timers(phba);
+
/* Clean up all driver's outstanding SCSI I/Os */
lpfc_sli_flush_fcp_rings(phba);
}
@@ -7839,9 +7899,6 @@ lpfc_io_error_detected_s3(struct pci_dev *pdev, pci_channel_state_t state)
struct Scsi_Host *shost = pci_get_drvdata(pdev);
struct lpfc_hba *phba = ((struct lpfc_vport *)shost->hostdata)->phba;
- /* Block all SCSI devices' I/Os on the host */
- lpfc_scsi_dev_block(phba);
-
switch (state) {
case pci_channel_io_normal:
/* Non-fatal error, prepare for recovery */
@@ -7948,7 +8005,7 @@ lpfc_io_resume_s3(struct pci_dev *pdev)
struct Scsi_Host *shost = pci_get_drvdata(pdev);
struct lpfc_hba *phba = ((struct lpfc_vport *)shost->hostdata)->phba;
- /* Bring the device online */
+ /* Bring device online, it will be no-op for non-fatal error resume */
lpfc_online(phba);
/* Clean up Advanced Error Reporting (AER) if needed */