[SCSI] libfcoe: fcoe: fnic: change fcoe_ctlr_init interface to specify mode

There are three modes that libfcoe currently supports, and a new one
is coming.  Change the fcoe_ctlr_init() interface to add the mode
desired.  This should not change any functionality.

Signed-off-by: Joe Eykholt <jeykholt@cisco.com>
Signed-off-by: Robert Love <robert.w.love@intel.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
diff --git a/include/scsi/libfcoe.h b/include/scsi/libfcoe.h
index 7d18b50..1a84a31 100644
--- a/include/scsi/libfcoe.h
+++ b/include/scsi/libfcoe.h
@@ -54,6 +54,15 @@
 	FIP_ST_ENABLED,
 };
 
+/*
+ * Modes:
+ * The mode is the state that is to be entered after link up.
+ * It must not change after fcoe_ctlr_init() sets it.
+ */
+#define FIP_MODE_AUTO		FIP_ST_AUTO
+#define FIP_MODE_NON_FIP	FIP_ST_NON_FIP
+#define FIP_MODE_FABRIC		FIP_ST_ENABLED
+
 /**
  * struct fcoe_ctlr - FCoE Controller and FIP state
  * @state:	   internal FIP state for network link and FIP or non-FIP mode.
@@ -152,7 +161,7 @@
 };
 
 /* FIP API functions */
-void fcoe_ctlr_init(struct fcoe_ctlr *);
+void fcoe_ctlr_init(struct fcoe_ctlr *, enum fip_state);
 void fcoe_ctlr_destroy(struct fcoe_ctlr *);
 void fcoe_ctlr_link_up(struct fcoe_ctlr *);
 int fcoe_ctlr_link_down(struct fcoe_ctlr *);