libertas: sysfs interface for accessing non-volatile configuration

This will create the following sysfs directories:
/sys/class/net/mshX
		...
		|-- boot_options
		|   |-- bootflag
		|   `-- boottime
		...
		|-- mesh_ie
		|   |-- capability
		|   |-- mesh_id
		|   |-- metric_id
		|   `-- protocol_id

Signed-off-by: Javier Cardona <javier@cozybit.com>
Signed-off-by: David Woodhouse <dwmw2@infradead.org>
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 0632b09..a8ac974 100644
--- a/drivers/net/wireless/libertas/decl.h
+++ b/drivers/net/wireless/libertas/decl.h
@@ -60,6 +60,10 @@
 
 void lbs_send_iwevcustom_event(struct lbs_private *priv, s8 *str);
 
+/* persistcfg.c */
+void lbs_persist_config_init(struct net_device *net);
+void lbs_persist_config_remove(struct net_device *net);
+
 /* main.c */
 struct chan_freq_power *lbs_get_region_cfp_table(u8 region,
 	int *cfp_no);