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Date:      Thu, 9 Feb 2012 15:24:59 -0800
From:      Adrian Chadd <adrian@freebsd.org>
To:        Udo Lindemann <udo.lindemann@berlin.de>
Cc:        freebsd-wireless@freebsd.org
Subject:   Re: AR9287
Message-ID:  <CAJ-Vmo=0dFojJEbyzLqZqpnoKzY5Fz06NtGLawu5BipL8gNrwA@mail.gmail.com>
In-Reply-To: <201202100006.13574.udo.lindemann@berlin.de>
References:  <1328727803.90839.15.camel@firkin.mischler.com> <CAJ-Vmo=%2BxwWQwtti71GYnE2Vm4_0jmNAPEgOpNQAyS=1gBq1%2BQ@mail.gmail.com> <201202100006.13574.udo.lindemann@berlin.de>

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hi,

That's a whole lot of debugging that I added to the -HEAD driver in
order to find where parallel, interfering operations are occuring.

For example, what you're seeing are;

* when something is queuing a TX whilst the chip is being reset;
* when an RX has been scheduled (ie, an RX interrupt has occured and
the RX task has been scheduled) when a chip reset is occuring.

Just disable background scan (ifconfig wlan0 -bgscan). That's the
biggest cause of problems at the moment. Let me know if that helps.


Adrian

On 9 February 2012 15:06, Udo Lindemann <udo.lindemann@berlin.de> wrote:
> Hello,
>
> I am running 10-current on fujitsu lifebook e750 with AR9287 --
> FreeBSD hugo 10.0-CURRENT FreeBSD 10.0-CURRENT #22 r231133M: Tue Feb =A07
> 18:12:28 CET 2012 =A0 =A0 root@hugo:/usr/obj/usr/src/sys/HUGO =A0amd64
>
> Problem is permanent =A0errormessages ( about every 3 seconds )
> =A0ath0: ath_start: sc_inreset_cnt > 0; bailing,
> sometimes
> =A0ath0: ath_rx_tasklet: sc_inreset_cnt > 0; skipping
> which make ttyv0 unusable.
>
> As far as I remember, after fresh support ( 9-current ) everything was ok=
.
> In the moment I cannot really connect, but for example
> ifconfig wlan0 up scan works as expected.
>
> Did I miss something?
>
> Thanks
> Udo Lindemann
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