This allows for specific identification of beacons in the debugfs
frame stream.
Preparation for later differences between dumped TX frames and dumped
beacons.
Signed-off-by: NGertjan van Wingerde <gwingerde@gmail.com>
Acked-by: NIvo van Doorn <IvDoorn@gmail.com>
Signed-off-by: NJohn W. Linville <linville@tuxdriver.com>