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

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

>> that is great. Ok, do you have the kernel sources on your system ? If so, cd
>> to the root of the source tree and issue these commands to build the driver:
>>
>> make SUBDIRS=drivers/staging/brcm80211 clean
>> make SUBDIRS=drivers/staging/brcm80211 modules
>
> Done!

perfect !

>> if that works, do a 'modprobe mac80211' followed by a 'insmod
>> drivers/staging/brcm80211/brcmutil/brcmutil.ko'
>
> root@stt300:/usr/src/linux-source-3.0.0# insmod
> drivers/staging/brcm80211/brcmutil/brcmutil.ko
> insmod: can't read 'drivers/staging/brcm80211/brcmutil/brcmutil.ko':
> No such file or directory
>
> Ah, okay...
> root@stt300:/usr/src/linux-source-3.0.0# insmod
> drivers/staging/brcm80211/util/brcmutil.ko

Ah, the source tree had some renaming. It is named 'brcmutil' in my 
source but in the source you are using it is still named 'util'.

> root@stt300:/usr/src/linux-source-3.0.0#
>
>> followed by a 'insmod drivers/staging/brcm80211/brcmsmac/brcmsmac.ko'.
>
> Mmm... this one returned an error:
>
> 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 shows:
>
> [16235.934894] brcmsmac: Unknown symbol bcm_chspec_malformed (err 0)
> [16235.934985] brcmsmac: Unknown symbol bcm_pktq_init (err 0)
> [16235.935035] brcmsmac: Unknown symbol bcm_bitcount (err 0)
> [16235.935092] brcmsmac: Unknown symbol bcm_pktq_peek_tail (err 0)
> [16235.935130] brcmsmac: Unknown symbol bcm_pktq_mdeq (err 0)
> [16235.935283] brcmsmac: Unknown symbol bcm_pktq_pdeq (err 0)
> [16235.935329] brcmsmac: Unknown symbol bcm_chspec_ctlchan (err 0)
> [16235.935375] brcmsmac: Unknown symbol bcm_pkt_buf_free_skb (err 0)
> [16235.935414] brcmsmac: Unknown symbol bcm_iovar_lencheck (err 0)
> [16235.935457] brcmsmac: Unknown symbol bcm_pkttotlen (err 0)
> [16235.935519] brcmsmac: Unknown symbol bcm_ether_atoe (err 0)
> [16235.935581] brcmsmac: Unknown symbol bcm_crc8 (err 0)
> [16235.935636] brcmsmac: Unknown symbol bcm_pkt_buf_get_skb (err 0)
> [16235.935677] brcmsmac: Unknown symbol bcm_pktq_penq_head (err 0)
> [16235.935735] brcmsmac: Unknown symbol bcm_pktq_pdeq_tail (err 0)
> [16235.935774] brcmsmac: Unknown symbol bcm_pktq_pflush (err 0)
> [16235.935827] brcmsmac: Unknown symbol bcm_pktq_penq (err 0)
> [16235.935882] brcmsmac: Unknown symbol bcm_pktq_flush (err 0)

These symbols are contained in the 'brcmutil.ko' module. Can you check 
with lsmod that brcmutil is indeed loaded ?

Thanks, Roland.