From mboxrd@z Thu Jan 1 00:00:00 1970 From: Arjan van de Ven Subject: Re: [RFC/PATCH] remove unneeded check in bcm43xx Date: Mon, 10 Apr 2006 18:18:44 +0200 Message-ID: <1144685924.2876.0.camel@laptopd505.fenrus.org> References: <20060410040120.GA4860@ens-lyon.fr> <200604100607.33362.mb@bu3sch.de> <20060410042228.GN27596@ens-lyon.fr> <200604100628.01483.mb@bu3sch.de> <20060410134625.GA25360@tuxdriver.com> Mime-Version: 1.0 Content-Type: text/plain Content-Transfer-Encoding: 7bit Cc: Michael Buesch , Benoit Boissinot , netdev@vger.kernel.org, bcm43xx-dev@lists.berlios.de, linux-kernel@vger.kernel.org, benh@kernel.crashing.org Return-path: To: "John W. Linville" In-Reply-To: <20060410134625.GA25360@tuxdriver.com> Sender: linux-kernel-owner@vger.kernel.org List-Id: netdev.vger.kernel.org On Mon, 2006-04-10 at 09:46 -0400, John W. Linville wrote: > On Mon, Apr 10, 2006 at 06:28:00AM +0200, Michael Buesch wrote: > > > To summerize: I actually added these messages, because people were > > hitting "this does not work with >1G" issues and did not get an error message. > > So I decided to insert warnings until the issue is fixed inside the arch code. > > I will remove them once the issue is fixed. > > This sounds like the same sort of problems w/ the b44 driver. > I surmise that both use the same (broken) DMA engine from Broadcom. > > Unfortunately, I don't know of any good solution to this. There are > a few hacks in b44 that deal with the issue. I don't like them, > although I am the perpetrator of at least one of them. It might be > worth looking at what was done there? or as better solution we should give i386 the swiommu code from x86-64 ;)