From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261777AbVFKSdG (ORCPT ); Sat, 11 Jun 2005 14:33:06 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261776AbVFKSdG (ORCPT ); Sat, 11 Jun 2005 14:33:06 -0400 Received: from pentafluge.infradead.org ([213.146.154.40]:16516 "EHLO pentafluge.infradead.org") by vger.kernel.org with ESMTP id S261775AbVFKSc4 (ORCPT ); Sat, 11 Jun 2005 14:32:56 -0400 Date: Sat, 11 Jun 2005 19:32:46 +0100 From: jgarzik@pentafluge.infradead.org To: Lee Revell Cc: Arjan van de Ven , Jeff Garzik , mike.miller@hp.com, akpm@osdl.org, axboe@suse.de, linux-kernel@vger.kernel.org, linux-scsi@vger.kernel.org Subject: Re: DMA mapping (was Re: [PATCH] cciss 2.6; replaces DMA masks with kernel defines) Message-ID: <20050611183246.GA3019@pentafluge.infradead.org> References: <20050610143453.GA26476@beardog.cca.cpqcorp.net> <42A9C60E.3080604@pobox.com> <1118436000.6423.42.camel@mindpipe> <1118436306.5272.37.camel@laptopd505.fenrus.org> <1118436589.6423.51.camel@mindpipe> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1118436589.6423.51.camel@mindpipe> User-Agent: Mutt/1.4.1i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Jun 10, 2005 at 04:49:48PM -0400, Lee Revell wrote: > On Fri, 2005-06-10 at 22:45 +0200, Arjan van de Ven wrote: > > > Why doesn't this file define 29, 30, 31 bit DMA masks, required by many > > > devices? I know of at least 2 soundcards that need a 29 bit DMA mask. > > > > your mail unfortunately was not in diff -u form ;) > > I'm pretty sure that such constants are welcome > > > > OK, I just wanted to see if there was a reason before posting it. > > Anyone know of hardware that needs less than a 29 bit mask? ALS2000 sound device, which is basically an ISA SB chip on a PCI board. Jeff