diff --git a/drivers/scsi/bfa/bfi.h b/drivers/scsi/bfa/bfi.h
index 72b69a0..6ef1ba50 100644
--- a/drivers/scsi/bfa/bfi.h
+++ b/drivers/scsi/bfa/bfi.h
@@ -101,7 +101,7 @@
 };
 
 /*
- * Scatter Gather Element
+ * Scatter Gather Element used for fast-path IO requests
  */
 struct bfi_sge_s {
 #ifdef __BIG_ENDIAN
@@ -116,6 +116,14 @@
 	union bfi_addr_u sga;
 };
 
+/**
+ * Generic DMA addr-len pair.
+ */
+struct bfi_alen_s {
+	union bfi_addr_u	al_addr;	/* DMA addr of buffer	*/
+	u32			al_len;		/* length of buffer	*/
+};
+
 /*
  * Scatter Gather Page
  */