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Date:      Thu, 4 Mar 2021 11:33:54 +0100
From:      Domagoj =?UTF-8?Q?Smol=C4=8Di=C4=87?= <rank1seeker@gmail.com>
To:        Adrian Chadd <adrian.chadd@gmail.com>
Cc:        "freebsd-hackers@freebsd.org" <hackers@freebsd.org>, "freebsd-wireless@freebsd.org" <freebsd-wireless@freebsd.org>
Subject:   Re: AR9227/AR9287 unresponsive after some time
Message-ID:  <20210304113354.00004fa6@gmail.com>
In-Reply-To: <CAJ-VmoncTihkskx2y31RyycCe9p=JkAQm2WQ7xC5Jy7Mk1u3PA@mail.gmail.com>
References:  <20210303112803.0000260f@gmail.com> <CAJ-VmoncTihkskx2y31RyycCe9p=JkAQm2WQ7xC5Jy7Mk1u3PA@mail.gmail.com>

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Hi Adrian,

Give me a set of your commands to execute and keep running in parallel with=
 AR9227 running.
I'll be frequently sending you a results/dump files.
If you agree/have time, of course.

PS: 'interrupt read-and-clear bug' affects ALL chips in section 'Known chip=
set issues/limitations/bugs'
at =3D> https://wiki.freebsd.org/dev/ath_hal%284%29/HardwareSupport


Domagoj



On Wed, 3 Mar 2021 08:12:05 -0800
Adrian Chadd <adrian.chadd@gmail.com> wrote:

> hi!
>=20
> Yeah, there's been some long standing calibration issues with the 9227
> that i've never figured out :(
>=20
>=20
> -a
>=20
> On Wed, 3 Mar 2021 at 02:27, Domagoj Smol=C4=8Di=C4=87 <rank1seeker@gmail=
.com>
> wrote:
> >
> > For about 5 years now I have:
> > --
> > ath1@pci0:3:2:0:        class=3D0x028000 card=3D0x0300168c
> > chip=3D0x002d168c rev=3D0x01 hdr=3D0x00 vendor     =3D 'Qualcomm Athero=
s'
> >     device     =3D 'AR9227 Wireless Network Adapter'
> >     class      =3D network
> > --
> > ath1: <Atheros 9227> mem 0xf1040000-0xf104ffff irq 5 at device 2.0
> > on pci3 ath1: [HT] enabling HT modes
> > ath1: [HT] enabling short-GI in 20MHz mode
> > ath1: [HT] 1 stream STBC receive enabled
> > ath1: [HT] 1 stream STBC transmit enabled
> > ath1: [HT] 2 RX streams; 2 TX streams
> > ath1: AR9227 mac 384.2 RF5133 phy 15.15
> > ath1: 2GHz radio: 0x0000; 5GHz radio: 0x00c0
> > --
> >
> > Everything is perfects upon device's fresh config and init.
> > There were and always are problems with this card, AFTER some time
> > passes. It's like it simply becomes unresponsive.
> >
> > Now at 12.2-RELEASE-p3 - i386, after some time passes:
> >  1) As station/client =3D> in associated state it simply stops
> > transmitting packets It can't ping it's AP!
> >     # service netif restart ..., "fixes" issue.
> >  2) As AP =3D> it ignores it's clients and simply stops transmitting
> > packets And WORST, slowly but surely freezes whole OS!
> >     Even console becomes unresponsive and only hard reset helps!
> >
> > Where should I look at?
> > What should I do?
> >
> > PS: Take a note that SAME setup poses no problem for:
> > --
> > ath0@pci0:3:1:0:        class=3D0x020000 card=3D0x3a131186
> > chip=3D0x0013168c rev=3D0x01 hdr=3D0x00 vendor     =3D 'Qualcomm Athero=
s'
> >     device     =3D 'AR5212/5213/2414 Wireless Network Adapter'
> >     class      =3D network
> >     subclass   =3D ethernet
> > --
> >
> > I saw in section 'Known chipset issues/limitations/bugs':
> >     interrupt read-and-clear bug
> > Has anyone yet found a way to deal with it?
> >
> > PS: freebsd-wireless@ =3D> I'm not on a mailing list, so keep me
> > posted.
> >
> >
> > Thx in advance,
> > Domagoj Smol=C4=8Di=C4=87
> > _______________________________________________
> > freebsd-hackers@freebsd.org mailing list
> > https://lists.freebsd.org/mailman/listinfo/freebsd-hackers
> > To unsubscribe, send any mail to
> > "freebsd-hackers-unsubscribe@freebsd.org"=20



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