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path: root/drivers/scsi/lpfc/lpfc_sli.c
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Diffstat (limited to 'drivers/scsi/lpfc/lpfc_sli.c')
-rw-r--r--drivers/scsi/lpfc/lpfc_sli.c72
1 files changed, 58 insertions, 14 deletions
diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c
index 207a43d952fa..56f73682d4bd 100644
--- a/drivers/scsi/lpfc/lpfc_sli.c
+++ b/drivers/scsi/lpfc/lpfc_sli.c
@@ -1,7 +1,7 @@
/*******************************************************************
* This file is part of the Emulex Linux Device Driver for *
* Fibre Channel Host Bus Adapters. *
- * Copyright (C) 2004-2014 Emulex. All rights reserved. *
+ * Copyright (C) 2004-2015 Emulex. All rights reserved. *
* EMULEX and SLI are trademarks of Emulex. *
* www.emulex.com *
* Portions Copyright (C) 2004-2005 Christoph Hellwig *
@@ -918,12 +918,16 @@ __lpfc_sli_get_sglq(struct lpfc_hba *phba, struct lpfc_iocbq *piocbq)
lpfc_cmd = (struct lpfc_scsi_buf *) piocbq->context1;
ndlp = lpfc_cmd->rdata->pnode;
} else if ((piocbq->iocb.ulpCommand == CMD_GEN_REQUEST64_CR) &&
- !(piocbq->iocb_flag & LPFC_IO_LIBDFC))
+ !(piocbq->iocb_flag & LPFC_IO_LIBDFC)) {
ndlp = piocbq->context_un.ndlp;
- else if (piocbq->iocb_flag & LPFC_IO_LIBDFC)
- ndlp = piocbq->context_un.ndlp;
- else
+ } else if (piocbq->iocb_flag & LPFC_IO_LIBDFC) {
+ if (piocbq->iocb_flag & LPFC_IO_LOOPBACK)
+ ndlp = NULL;
+ else
+ ndlp = piocbq->context_un.ndlp;
+ } else {
ndlp = piocbq->context1;
+ }
list_remove_head(lpfc_sgl_list, sglq, struct lpfc_sglq, list);
start_sglq = sglq;
@@ -2213,6 +2217,46 @@ lpfc_sli_def_mbox_cmpl(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
else
mempool_free(pmb, phba->mbox_mem_pool);
}
+ /**
+ * lpfc_sli4_unreg_rpi_cmpl_clr - mailbox completion handler
+ * @phba: Pointer to HBA context object.
+ * @pmb: Pointer to mailbox object.
+ *
+ * This function is the unreg rpi mailbox completion handler. It
+ * frees the memory resources associated with the completed mailbox
+ * command. An additional refrenece is put on the ndlp to prevent
+ * lpfc_nlp_release from freeing the rpi bit in the bitmask before
+ * the unreg mailbox command completes, this routine puts the
+ * reference back.
+ *
+ **/
+void
+lpfc_sli4_unreg_rpi_cmpl_clr(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
+{
+ struct lpfc_vport *vport = pmb->vport;
+ struct lpfc_nodelist *ndlp;
+
+ ndlp = pmb->context1;
+ if (pmb->u.mb.mbxCommand == MBX_UNREG_LOGIN) {
+ if (phba->sli_rev == LPFC_SLI_REV4 &&
+ (bf_get(lpfc_sli_intf_if_type,
+ &phba->sli4_hba.sli_intf) ==
+ LPFC_SLI_INTF_IF_TYPE_2)) {
+ if (ndlp) {
+ lpfc_printf_vlog(vport, KERN_INFO, LOG_SLI,
+ "0010 UNREG_LOGIN vpi:%x "
+ "rpi:%x DID:%x map:%x %p\n",
+ vport->vpi, ndlp->nlp_rpi,
+ ndlp->nlp_DID,
+ ndlp->nlp_usg_map, ndlp);
+
+ lpfc_nlp_put(ndlp);
+ }
+ }
+ }
+
+ mempool_free(pmb, phba->mbox_mem_pool);
+}
/**
* lpfc_sli_handle_mb_event - Handle mailbox completions from firmware
@@ -12842,7 +12886,7 @@ lpfc_dual_chute_pci_bar_map(struct lpfc_hba *phba, uint16_t pci_barset)
* fails this function will return -ENXIO.
**/
int
-lpfc_modify_fcp_eq_delay(struct lpfc_hba *phba, uint16_t startq)
+lpfc_modify_fcp_eq_delay(struct lpfc_hba *phba, uint32_t startq)
{
struct lpfc_mbx_modify_eq_delay *eq_delay;
LPFC_MBOXQ_t *mbox;
@@ -12959,11 +13003,8 @@ lpfc_eq_create(struct lpfc_hba *phba, struct lpfc_queue *eq, uint32_t imax)
bf_set(lpfc_eq_context_size, &eq_create->u.request.context,
LPFC_EQE_SIZE);
bf_set(lpfc_eq_context_valid, &eq_create->u.request.context, 1);
- /* Calculate delay multiper from maximum interrupt per second */
- if (imax > LPFC_DMULT_CONST)
- dmult = 0;
- else
- dmult = LPFC_DMULT_CONST/imax - 1;
+ /* don't setup delay multiplier using EQ_CREATE */
+ dmult = 0;
bf_set(lpfc_eq_context_delay_multi, &eq_create->u.request.context,
dmult);
switch (eq->entry_count) {
@@ -15662,14 +15703,14 @@ lpfc_sli4_alloc_rpi(struct lpfc_hba *phba)
struct lpfc_rpi_hdr *rpi_hdr;
unsigned long iflag;
- max_rpi = phba->sli4_hba.max_cfg_param.max_rpi;
- rpi_limit = phba->sli4_hba.next_rpi;
-
/*
* Fetch the next logical rpi. Because this index is logical,
* the driver starts at 0 each time.
*/
spin_lock_irqsave(&phba->hbalock, iflag);
+ max_rpi = phba->sli4_hba.max_cfg_param.max_rpi;
+ rpi_limit = phba->sli4_hba.next_rpi;
+
rpi = find_next_zero_bit(phba->sli4_hba.rpi_bmask, rpi_limit, 0);
if (rpi >= rpi_limit)
rpi = LPFC_RPI_ALLOC_ERROR;
@@ -15678,6 +15719,9 @@ lpfc_sli4_alloc_rpi(struct lpfc_hba *phba)
phba->sli4_hba.max_cfg_param.rpi_used++;
phba->sli4_hba.rpi_count++;
}
+ lpfc_printf_log(phba, KERN_INFO, LOG_SLI,
+ "0001 rpi:%x max:%x lim:%x\n",
+ (int) rpi, max_rpi, rpi_limit);
/*
* Don't try to allocate more rpi header regions if the device limit