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From: Roger Luethi <rl@hellgate.ch>
To: Benjamin LaHaise <bcrl@kvack.org>
Cc: David Miller <davem@davemloft.net>, netdev@vger.kernel.org
Subject: Re: via-rhine -- VT6105M and checksum offloading
Date: Fri, 25 Feb 2011 08:53:03 +0100	[thread overview]
Message-ID: <20110225075303.GA8748@core.hellgate.ch> (raw)
In-Reply-To: <20110224.122354.193728354.davem@davemloft.net>

On Thu, 24 Feb 2011 12:23:54 -0800, David Miller wrote:
> From: Benjamin LaHaise <bcrl@kvack.org>
> Date: Thu, 24 Feb 2011 13:58:05 -0500
> 
> > Upon investigation, it looks like the VT6105M isn't actually using the 
> > hardware checksum offloading support of the hardware.  Are there any 
> > known reasons why this isn't enabled (hardware bugs?)?  I'll test enabling 
> 
> As far as I can tell it was never attempted.  So it should work.
> 
> If you do that, while you're here, you can make rhine_rx() take
> a "napi" arg and make this driver use netif_gso_receive() too.
> Don't forget to set NETIF_F_GRO or similar in netdev->flags during
> probe, and also hookup the necessary ethtool hooks.

I have a patch to enable hw checksumming (the ethtool hooks are done, but I
somehow missed the NETIF_F_GRO bit). Care to give it a whirl?

Roger


  reply	other threads:[~2011-02-25  8:00 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-02-24 18:58 via-rhine -- VT6105M and checksum offloading Benjamin LaHaise
2011-02-24 20:23 ` David Miller
2011-02-25  7:53   ` Roger Luethi [this message]
2011-02-25 18:35     ` Jan Ceuleers

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