[PATCH] libertas: indirect all hardware access via hw_XXXX functions

This functions makes all libertas_sbi_XXX functions static to the
if_usb.c file and renames them to if_usb_XXXX(). The get called from
other places of the source code via priv->hw_XXXX().

Signed-off-by: Holger Schurig <hs4233@mail.mn-solutions.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/libertas/decl.h b/drivers/net/wireless/libertas/decl.h
index 96d22b1..4967005 100644
--- a/drivers/net/wireless/libertas/decl.h
+++ b/drivers/net/wireless/libertas/decl.h
@@ -82,4 +82,9 @@
 int wlan_add_mesh(wlan_private *priv);
 void wlan_remove_mesh(wlan_private *priv);
 
+/* preliminary here */
+int if_usb_register(void);
+void if_usb_unregister(void);
+
+
 #endif				/* _WLAN_DECL_H_ */