b43legacy: RF-kill support

This adds full support for the RFKILL button and the RFKILL LED trigger.

This is a port to b43legacy of a patch by Michael Buesch <mb@bu3sch.de>
for b43.

Signed-off-by: Larry Finger<Larry.Finger@lwfinger.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/b43legacy/radio.h b/drivers/net/wireless/b43legacy/radio.h
index 6c6a203..ad90d9c 100644
--- a/drivers/net/wireless/b43legacy/radio.h
+++ b/drivers/net/wireless/b43legacy/radio.h
@@ -61,7 +61,7 @@
 u16 b43legacy_radio_init2050(struct b43legacy_wldev *dev);
 
 void b43legacy_radio_turn_on(struct b43legacy_wldev *dev);
-void b43legacy_radio_turn_off(struct b43legacy_wldev *dev);
+void b43legacy_radio_turn_off(struct b43legacy_wldev *dev, bool force);
 
 int b43legacy_radio_selectchannel(struct b43legacy_wldev *dev, u8 channel,
 				  int synthetic_pu_workaround);