b43: BCM 4331: MacBook 8,1: No connection after suspend

Rafał Miłecki zajec5 at gmail.com
Sat Nov 19 15:14:22 EST 2011

2011/11/19 Nico Schottelius <nico-linux-20111118 at schottelius.org>:
> Rafał Miłecki [Sat, Nov 19, 2011 at 12:08:51AM +0100]:
>> > In brcmsmac we reprogram the PCI BAR windows upon resume. Not sure if
>> > that is done or needed in bcma, but may be worth checking.
>> Good point.
>> Please reload b43 *and bcma*. Both drivers. Share your results.
> Well, 100 points for you!
> rmmod of b43 and bcma and modprobe of b43 afterwards restores
> the ability to connect!

Great! :)

> Btw, I've found another issue: The signal level seems to be set
> to 0 for all networks, thus wpa_supplicant does not select the
> best network (Follow the white rabbit! in my case). Thus
> I've used "select_network 9" to force connection to the right
> networt.

Sorry, you're probably missing two important patches:
b43: fill ctl1 word on all newer PHYs, fix PHY errors
b43: HT-PHY: report signal to mac80211
I believe both will appear in 3.2-rc3.


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