From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: mv643xx broken on pegasos Date: Mon, 19 Jan 2009 17:16:16 -0800 (PST) Message-ID: <20090119.171616.232865263.davem@davemloft.net> References: <20090115203214.GB18393@deprecation.cyrius.com> <20090118.215911.110220539.davem@davemloft.net> <20090119094523.GE17124@xi.wantstofly.org> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: tbm@cyrius.com, pacman@kosh.dhis.org, netdev@vger.kernel.org, matt@genesi-usa.com, paubert@iram.es To: buytenh@wantstofly.org Return-path: Received: from 74-93-104-97-Washington.hfc.comcastbusiness.net ([74.93.104.97]:39066 "EHLO sunset.davemloft.net" rhost-flags-OK-FAIL-OK-OK) by vger.kernel.org with ESMTP id S1752374AbZATBQP (ORCPT ); Mon, 19 Jan 2009 20:16:15 -0500 In-Reply-To: <20090119094523.GE17124@xi.wantstofly.org> Sender: netdev-owner@vger.kernel.org List-ID: From: Lennert Buytenhek Date: Mon, 19 Jan 2009 10:45:23 +0100 > Revert "mv643xx_eth: use longer DMA bursts". > > This reverts commit cd4ccf76bfd2c36d351e68be7e6a597268f98a1a. > > On the Pegasos board, we can't do DMA burst that are longer than > one cache line. For now, go back to using 32 byte DMA bursts for > all mv643xx_eth platforms -- we can switch the ARM-based platforms > back to doing long 128 byte bursts in the next development cycle. > > Signed-off-by: Lennert Buytenhek > Reported-by: Alan Curry > Reported-by: Gabriel Paubert Applied, thanks everyone.