Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1161059AbXAaWH3 (ORCPT ); Wed, 31 Jan 2007 17:07:29 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1161063AbXAaWH3 (ORCPT ); Wed, 31 Jan 2007 17:07:29 -0500 Received: from caramon.arm.linux.org.uk ([217.147.92.249]:4544 "EHLO caramon.arm.linux.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1161059AbXAaWH2 (ORCPT ); Wed, 31 Jan 2007 17:07:28 -0500 Date: Wed, 31 Jan 2007 22:07:14 +0000 From: Russell King To: Jeff Garzik Cc: ak@suse.de, Andrew Morton , LKML Subject: Re: [PATCH] x86-64: define dma noncoherent API functions Message-ID: <20070131220714.GB8999@flint.arm.linux.org.uk> Mail-Followup-To: Jeff Garzik , ak@suse.de, Andrew Morton , LKML References: <20070131124107.GA4884@havoc.gtf.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20070131124107.GA4884@havoc.gtf.org> User-Agent: Mutt/1.4.2.1i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1165 Lines: 31 On Wed, Jan 31, 2007 at 07:41:07AM -0500, Jeff Garzik wrote: > x86-64 is missing these: > > Signed-off-by: Jeff Garzik > > diff --git a/include/asm-x86_64/dma-mapping.h b/include/asm-x86_64/dma-mapping.h > index be9ec68..49dbab0 100644 > --- a/include/asm-x86_64/dma-mapping.h > +++ b/include/asm-x86_64/dma-mapping.h > @@ -63,6 +63,9 @@ static inline int dma_mapping_error(dma_addr_t dma_addr) > return (dma_addr == bad_dma_address); > } > > +#define dma_alloc_noncoherent(d, s, h, f) dma_alloc_coherent(d, s, h, f) > +#define dma_free_noncoherent(d, s, v, h) dma_free_coherent(d, s, v, h) > + What are these, and why haven't they been discussed in such places as linux-arch so that architecture maintainers can comment on them ? Ditto for the recently added dma_sync_range_whatever functions ? -- Russell King Linux kernel 2.6 ARM Linux - http://www.arm.linux.org.uk/ maintainer of: - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/