[ath9k-devel] multiple virtual ad-hoc interfaces

[gaston <gperez@inti.gob.ar>]

> On 06/23/2011 03:06 PM, gtolon at inti.gob.ar wrote:
>> Hi
>>
>> We are trying to use 2 virtual interfaces in ad-hoc mode using the iw
>> utility and an atheros chipset 9285, but we can?t bring up both them.
>> When we try with the second a "device or resource bussy" message
>> appears. Thank you in advance.
>
> This limitation is intentional.  The driver doesn't support more than 
> one ad-hoc interface.  From drivers/net/wireless/ath/ath9k/main.c:
>
> if ((ah->opmode == NL80211_IFTYPE_ADHOC) ||
>     ((vif->type == NL80211_IFTYPE_ADHOC) &&
>      sc->nvifs > 0)) {
>         ath_err(common, "Cannot create ADHOC interface when other"
>                 " interfaces already exist.\n");
>         ret = -EINVAL;
>         goto out;
>
>
> -- 
> Regards,
> Pavel Roskin
>

Hello, i'm having the same issue with multiple ad-hocs interfaces. The
limitation is just for ad-hoc interfaces, or any beaconing interfaces?
Because i need two interfaces, Ad-Hoc and AP Mode simultaneously, is
that possible with this driver?
Thanks in advance,

P?rez, Gast?n Ezequiel