From: David Miller <davem@davemloft.net>
To: linux@rainbow-software.org
Cc: jgarzik@pobox.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] de2104x: disable autonegotiation on broken hardware
Date: Fri, 24 Sep 2010 22:41:08 -0700 (PDT) [thread overview]
Message-ID: <20100924.224108.02278517.davem@davemloft.net> (raw)
In-Reply-To: <201009232318.11541.linux@rainbow-software.org>
From: Ondrej Zary <linux@rainbow-software.org>
Date: Thu, 23 Sep 2010 23:18:08 +0200
> On Thursday 23 September 2010 23:03:13 Jeff Garzik wrote:
>> On Thu, Sep 23, 2010 at 4:59 PM, Ondrej Zary <linux@rainbow-software.org>
> wrote:
>> > At least on older 21041-AA chips (mine is rev. 11), TP duplex
>> > autonegotiation causes the card not to work at all (link is up but no
>> > packets are transmitted).
>> >
>> > de4x5 disables autonegotiation completely. But it seems to work on newer
>> > (21041-PA rev. 21) so disable it only on rev<20 chips.
>> >
>> > Signed-off-by: Ondrej Zary <linux@rainbow-software.org>
...
>> Interesting... I never knew about that quirk.
>
> This errata document says that autonegotiation is somehow broken but it does
> not specify it further:
> http://ftp.nluug.nl/ftp/ftp/pub/os/NetBSD/misc/dec-docs/ec-qd2ma-te.ps.gz
Applied, thanks guys!
prev parent reply other threads:[~2010-09-25 5:40 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-09-23 20:59 [PATCH] de2104x: disable autonegotiation on broken hardware Ondrej Zary
2010-09-23 21:03 ` Jeff Garzik
2010-09-23 21:18 ` Ondrej Zary
2010-09-25 5:41 ` David Miller [this message]
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