New ath code works well as AP

[Slawa Olhovchenkov]

On Sun, Aug 19, 2012 at 12:12:20AM -0700, Adrian Chadd wrote:

> I don't see this kind of behaviour in STA mode. What are you associating to?
> 
> What channel is it on?

wlan0: link state changed to DOWN/UP -- because AP don't implement
802.11R and don't transmit WLAN_EID_TIMEOUT_INTERVAL.

> > [155821] ath0: bb hang detected (0x4), resetting
> > [194052] ath0: device timeout
> > [202568] ath0: device timeout
> > [214975] ath0: bb hang detected (0x4), resetting

And time to time I need to

kldunload if_ath_pci.ko
kldload if_ath_pci.ko

for re-enable card.