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Date:      Thu, 5 Nov 2009 13:59:49 +0100
From:      Hans Petter Selasky <hselasky@c2i.net>
To:        freebsd-usb@freebsd.org
Cc:        Alexey Markov <a.markov@complitex.ru>
Subject:   Re: AnyDATA ADU-500A USB-modem and a lot of "ubsa_cfg_request" errors
Message-ID:  <200911051359.49517.hselasky@c2i.net>
In-Reply-To: <E419495488F746A7ABD4D8D558B4942F@complitex.local>
References:  <E419495488F746A7ABD4D8D558B4942F@complitex.local>

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On Thursday 05 November 2009 09:01:05 Alexey Markov wrote:
> Hello!
>
> First of all, excuse my English.
>
> Well, i have an AnyDATA ADU-500A Rev.A USB-modem, and i'm going to use
> it for my handmade "VIA EPIA-based mobile router". I have installed
> latest 8.0-RC2 and configured ppp, and now everything works just fine,
> except that I got a lot of such messages on console when I run ppp:
>
> ubsa_cfg_request:371: device request failed, err=USB_ERROR_STALLED
> (ignored)
>
> I really want to work it out, and I have some spare time for experiments,
> but haven't any experience of debuging kernel drivers. Can anybody give me
> a clue to solve this little problem?

Did you look in the source code:

/sys/dev/usb/serial/ubsa.c

--HPS



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