From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: [PATCH] sungem: PHY updates & pause fixes Date: Wed, 03 Jan 2007 18:55:21 -0800 (PST) Message-ID: <20070103.185521.64808473.davem@davemloft.net> References: <1167801614.6165.117.camel@localhost.localdomain> <20070102.212605.15263907.davem@davemloft.net> <1167802802.6165.129.camel@localhost.localdomain> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: netdev@vger.kernel.org Return-path: Received: from 74-93-104-97-Washington.hfc.comcastbusiness.net ([74.93.104.97]:35551 "EHLO sunset.davemloft.net" rhost-flags-OK-FAIL-OK-OK) by vger.kernel.org with ESMTP id S932243AbXADCzV (ORCPT ); Wed, 3 Jan 2007 21:55:21 -0500 To: benh@kernel.crashing.org In-Reply-To: <1167802802.6165.129.camel@localhost.localdomain> Sender: netdev-owner@vger.kernel.org List-Id: netdev.vger.kernel.org From: Benjamin Herrenschmidt Date: Wed, 03 Jan 2007 16:40:02 +1100 > On the quad G5 which has tg3, I get "Flow control is on for TX and on > for RX". Let me double check if I'm on the same switch... > > Heh ! It's not :-) > > If I switch the cables, then pause is enabled on the sungem box and > disabled (both Tx and Rx) on tg3, so at least the behaviour is > consistent and follow the switches. Let me check the switch models... > > The one with only asym. support is a big Cisco Catalyst 3350 (well.. big > but not that many ports :-) > > The one with "classic" pause support is a tiny Netgear GS116 > > It's possible that the cisco is just misconfigured though, I'll have to > ask Keith when he's around tomorrow to take a peek at the mgmnt > interface. Thanks for tracking this down :-) > > > > You should try to use flow control, even slower than 1000Mbit links. > > > > > > Sorry, not sure I parse ;-) You mean allowing pause on 10 and 100 as > > > well ? I sure can, it's easy to fix. > > > > That's correct. > > On it's way. I've applied that patch, thanks.