libertas: sort and categorize entries in decl.h

This now makes decl.h only contain declarations for functions that don't
have their own *.h file.

No function change.

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/wext.h b/drivers/net/wireless/libertas/wext.h
index 5e041e6..7863baf 100644
--- a/drivers/net/wireless/libertas/wext.h
+++ b/drivers/net/wireless/libertas/wext.h
@@ -10,4 +10,9 @@
 extern struct iw_handler_def lbs_handler_def;
 extern struct iw_handler_def mesh_handler_def;
 
+struct chan_freq_power *lbs_find_cfp_by_band_and_channel(
+	struct lbs_private *priv,
+	u8 band,
+	u16 channel);
+
 #endif