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path: root/drivers/scsi/lpfc/lpfc_mbox.c
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Diffstat (limited to 'drivers/scsi/lpfc/lpfc_mbox.c')
-rw-r--r--drivers/scsi/lpfc/lpfc_mbox.c35
1 files changed, 32 insertions, 3 deletions
diff --git a/drivers/scsi/lpfc/lpfc_mbox.c b/drivers/scsi/lpfc/lpfc_mbox.c
index ce25a18367b5..81fb92967b11 100644
--- a/drivers/scsi/lpfc/lpfc_mbox.c
+++ b/drivers/scsi/lpfc/lpfc_mbox.c
@@ -376,7 +376,12 @@ lpfc_config_link(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb)
mb->un.varCfgLnk.rttov = phba->fc_rttov;
mb->un.varCfgLnk.altov = phba->fc_altov;
mb->un.varCfgLnk.crtov = phba->fc_crtov;
- mb->un.varCfgLnk.citov = phba->fc_citov;
+ mb->un.varCfgLnk.cscn = 0;
+ if (phba->bbcredit_support && phba->cfg_enable_bbcr) {
+ mb->un.varCfgLnk.cscn = 1;
+ mb->un.varCfgLnk.bbscn = bf_get(lpfc_bbscn_def,
+ &phba->sli4_hba.bbscn_params);
+ }
if (phba->cfg_ack0 && (phba->sli_rev < LPFC_SLI_REV4))
mb->un.varCfgLnk.ack0_enable = 1;
@@ -2139,6 +2144,7 @@ lpfc_reg_vfi(struct lpfcMboxq *mbox, struct lpfc_vport *vport, dma_addr_t phys)
{
struct lpfc_mbx_reg_vfi *reg_vfi;
struct lpfc_hba *phba = vport->phba;
+ uint8_t bbscn_fabric = 0, bbscn_max = 0, bbscn_def = 0;
memset(mbox, 0, sizeof(*mbox));
reg_vfi = &mbox->u.mqe.un.reg_vfi;
@@ -2168,16 +2174,39 @@ lpfc_reg_vfi(struct lpfcMboxq *mbox, struct lpfc_vport *vport, dma_addr_t phys)
bf_set(lpfc_reg_vfi_vp, reg_vfi, 0);
bf_set(lpfc_reg_vfi_upd, reg_vfi, 1);
}
+
+ bf_set(lpfc_reg_vfi_bbcr, reg_vfi, 0);
+ bf_set(lpfc_reg_vfi_bbscn, reg_vfi, 0);
+ bbscn_fabric = (phba->fc_fabparam.cmn.bbRcvSizeMsb >> 4) & 0xF;
+
+ if (phba->bbcredit_support && phba->cfg_enable_bbcr &&
+ bbscn_fabric != 0) {
+ bbscn_max = bf_get(lpfc_bbscn_max,
+ &phba->sli4_hba.bbscn_params);
+ if (bbscn_fabric <= bbscn_max) {
+ bbscn_def = bf_get(lpfc_bbscn_def,
+ &phba->sli4_hba.bbscn_params);
+
+ if (bbscn_fabric > bbscn_def)
+ bf_set(lpfc_reg_vfi_bbscn, reg_vfi,
+ bbscn_fabric);
+ else
+ bf_set(lpfc_reg_vfi_bbscn, reg_vfi, bbscn_def);
+
+ bf_set(lpfc_reg_vfi_bbcr, reg_vfi, 1);
+ }
+ }
lpfc_printf_vlog(vport, KERN_INFO, LOG_MBOX,
"3134 Register VFI, mydid:x%x, fcfi:%d, "
" vfi:%d, vpi:%d, fc_pname:%x%x fc_flag:x%x"
- " port_state:x%x topology chg:%d\n",
+ " port_state:x%x topology chg:%d bbscn_fabric :%d\n",
vport->fc_myDID,
phba->fcf.fcfi,
phba->sli4_hba.vfi_ids[vport->vfi],
phba->vpi_ids[vport->vpi],
reg_vfi->wwn[0], reg_vfi->wwn[1], vport->fc_flag,
- vport->port_state, phba->fc_topology_changed);
+ vport->port_state, phba->fc_topology_changed,
+ bbscn_fabric);
}
/**
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