1 files changed, 21 insertions, 0 deletions

diff --git a/drivers/scsi/qla4xxx/ql4_nvram.c b/drivers/scsi/qla4xxx/ql4_nvram.c
index b4b859b2d47e..7851f314ba96 100644
--- a/drivers/scsi/qla4xxx/ql4_nvram.c
+++ b/drivers/scsi/qla4xxx/ql4_nvram.c
@@ -156,6 +156,27 @@ u16 rd_nvram_word(struct scsi_qla_host * ha, int offset)
         return val;
 }
 
+u8 rd_nvram_byte(struct scsi_qla_host *ha, int offset)
+{
+        u16 val = 0;
+        u8 rval = 0;
+        int index = 0;
+
+        if (offset & 0x1)
+                index = (offset - 1) / 2;
+        else
+                index = offset / 2;
+
+        val = le16_to_cpu(rd_nvram_word(ha, index));
+
+        if (offset & 0x1)
+                rval = (u8)((val & 0xff00) >> 8);
+        else
+                rval = (u8)((val & 0x00ff));
+
+        return rval;
+}
+
 int qla4xxx_is_nvram_configuration_valid(struct scsi_qla_host * ha)
 {
         int status = QLA_ERROR;