Re: brcmsmac driver only works when sitting next to the AP

["Roland Vossen" <rvossen@broadcom.com>]

>> These symbols are contained in the 'brcmutil.ko' module. Can you check with
>> lsmod that brcmutil is indeed loaded ?
>
> Let me check it...
>
> root@stt300:/usr/src/linux-source-3.0.0# lsmod|grep -e mac -e br
> brcmutil               13187  0
> mac80211              165768  0
> cfg80211              112970  1 mac80211
>
> Seems loaded :-?

Agree.

> root@stt300:/usr/src/linux-source-3.0.0# insmod
> drivers/staging/brcm80211/brcmsmac/brcmsmac.ko
> insmod: error inserting
> 'drivers/staging/brcm80211/brcmsmac/brcmsmac.ko': -1 Unknown symbol in
> module
>
> And dmesg:
>
> [18412.454900] brcmutil: module is from the staging directory, the
> quality is unknown, you have been warned.
> [18462.257358] brcmsmac: module is from the staging directory, the
> quality is unknown, you have been warned.
> [18462.260105] brcmsmac: Unknown symbol crc_ccitt (err 0)

The crc_ccitt warning can be resolved with a: 'sudo modprobe crc-ccitt' 
before loading the two brcm drivers.

Can you see the missing symbols with a 'cat /proc/kallsyms | grep bcm' ?

Thanks, Roland.