lpfc: Add MDS Diagnostics Support
Add MDS Diagnostics Support
Signed-off-by: Dick Kennedy <dick.kennedy@broadcom.com>
Signed-off-by: James Smart <james.smart@broadcom.com>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
diff --git a/drivers/scsi/lpfc/lpfc_attr.c b/drivers/scsi/lpfc/lpfc_attr.c
index cfec2ec..cde7da6 100644
--- a/drivers/scsi/lpfc/lpfc_attr.c
+++ b/drivers/scsi/lpfc/lpfc_attr.c
@@ -4780,6 +4780,14 @@
LPFC_DEFAULT_SG_SEG_CNT, LPFC_MAX_SG_SEG_CNT,
"Max Protection Scatter Gather Segment Count");
+/*
+ * lpfc_enable_mds_diags: Enable MDS Diagnostics
+ * 0 = MDS Diagnostics disabled (default)
+ * 1 = MDS Diagnostics enabled
+ * Value range is [0,1]. Default value is 0.
+ */
+LPFC_ATTR_R(enable_mds_diags, 0, 0, 1, "Enable MDS Diagnostics");
+
struct device_attribute *lpfc_hba_attrs[] = {
&dev_attr_bg_info,
&dev_attr_bg_guard_err,
@@ -4876,6 +4884,7 @@
&dev_attr_lpfc_sriov_hw_max_virtfn,
&dev_attr_protocol,
&dev_attr_lpfc_xlane_supported,
+ &dev_attr_lpfc_enable_mds_diags,
NULL,
};
@@ -5867,6 +5876,7 @@
lpfc_suppress_link_up_init(phba, lpfc_suppress_link_up);
lpfc_iocb_cnt_init(phba, lpfc_iocb_cnt);
phba->cfg_enable_dss = 1;
+ lpfc_enable_mds_diags_init(phba, lpfc_enable_mds_diags);
return;
}