ath5k: Move mac80211 functions into new file

Move mac80211 functions into new file mac80211-ops.c to have a better
separation and to make base.c smaller.
Signed-off-by: Bruno Randolf <br1@einfach.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/ath/ath5k/Makefile

@@ -14,6 +14,7 @@ ath5k-y				+= led.o
 ath5k-y				+= rfkill.o
 ath5k-y				+= ani.o
 ath5k-y				+= sysfs.o
+ath5k-y				+= mac80211-ops.o
 ath5k-$(CONFIG_ATH5K_DEBUG)	+= debug.o
 ath5k-$(CONFIG_ATH5K_AHB)	+= ahb.o
 ath5k-$(CONFIG_ATH5K_PCI)	+= pci.o