libertas: Create sysfs entry for changing the mesh probe response limit

This patch adds the ability to change the number of probe response retries sent
by the mesh interface.

In dense networks it is recommended to change this value to zero to reduce
traffic congestion.

Signed-off-by: Anna Neal <anna@cozybit.com>
Signed-off-by: Andrey Yurovsky <andrey@cozybit.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/libertas/host.h b/drivers/net/wireless/libertas/host.h
index a17b778..277ff19 100644
--- a/drivers/net/wireless/libertas/host.h
+++ b/drivers/net/wireless/libertas/host.h
@@ -245,6 +245,7 @@
 	CMD_ACT_MESH_GET_ROUTE_EXP,
 	CMD_ACT_MESH_SET_AUTOSTART_ENABLED,
 	CMD_ACT_MESH_GET_AUTOSTART_ENABLED,
+	CMD_ACT_MESH_SET_GET_PRB_RSP_LIMIT = 17,
 };
 
 /* Define actions and types for CMD_MESH_CONFIG */