From mboxrd@z Thu Jan 1 00:00:00 1970 From: Christoph Hellwig Subject: Re: [PATCH 16/67] powerpc: rename dma_direct_ to dma_nommu_ Date: Thu, 4 Jan 2018 09:48:28 +0100 Message-ID: <20180104084828.GA3251@lst.de> References: <20171229081911.2802-1-hch@lst.de> <20171229081911.2802-17-hch@lst.de> <878tdgtwzp.fsf@concordia.ellerman.id.au> <87h8s3cvel.fsf@concordia.ellerman.id.au> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Content-Disposition: inline In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: iommu-bounces-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org Errors-To: iommu-bounces-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org To: Julian Calaby Cc: Linux MIPS Mailing List , linux-ia64-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Linux-sh list , sparclinux , Guan Xuetao , Christoph Hellwig , Linux-Arch , linux-s390 , linux-c6x-dev-jPsnJVOj+W6hPH1hqNUYSQ@public.gmane.org, Michael Ellerman , the arch/x86 maintainers , Geert Uytterhoeven , arcml , alpha , adi-buildroot-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org, linux-m68k , patches-q3qR2WxjNRFS9aJRtSZj7A@public.gmane.org, "open list:METAG ARCHITECTURE" , "Mailing List, Arm" , Michal Simek , Cris , Parisc List List-Id: linux-arch.vger.kernel.org On Wed, Jan 03, 2018 at 07:19:46PM +1100, Julian Calaby wrote: > If this is indeed a linear mapping, can we just remove this and > replace it with the new "generic" mapping being introduced by this > patchset? That is the long-term plan. But as the powerpc one includes support for non-coherent DMA it will have to wait for the next batch. From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from verein.lst.de ([213.95.11.211]:48076 "EHLO newverein.lst.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751647AbeADIsb (ORCPT ); Thu, 4 Jan 2018 03:48:31 -0500 Date: Thu, 4 Jan 2018 09:48:28 +0100 From: Christoph Hellwig Subject: Re: [PATCH 16/67] powerpc: rename dma_direct_ to dma_nommu_ Message-ID: <20180104084828.GA3251@lst.de> References: <20171229081911.2802-1-hch@lst.de> <20171229081911.2802-17-hch@lst.de> <878tdgtwzp.fsf@concordia.ellerman.id.au> <87h8s3cvel.fsf@concordia.ellerman.id.au> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Sender: linux-arch-owner@vger.kernel.org List-ID: To: Julian Calaby Cc: Geert Uytterhoeven , Michael Ellerman , Christoph Hellwig , iommu@lists.linux-foundation.org, Linux MIPS Mailing List , linux-ia64@vger.kernel.org, Linux-sh list , sparclinux , Guan Xuetao , Linux-Arch , linux-s390 , linux-c6x-dev@linux-c6x.org, "open list:QUALCOMM HEXAGON..." , the arch/x86 maintainers , arcml , adi-buildroot-devel@lists.sourceforge.net, linux-m68k , patches@groups.riscv.org, "open list:METAG ARCHITECTURE" , "Mailing List, Arm" , Michal Simek , Parisc List , Cris , Linux Kernel Mailing List , alpha , linuxppc-dev@lists.ozlabs.org Message-ID: <20180104084828.xT92eW0lHhMiuL7n18gWqeWkFxFsKMEDp2nqG-_D6_s@z> On Wed, Jan 03, 2018 at 07:19:46PM +1100, Julian Calaby wrote: > If this is indeed a linear mapping, can we just remove this and > replace it with the new "generic" mapping being introduced by this > patchset? That is the long-term plan. But as the powerpc one includes support for non-coherent DMA it will have to wait for the next batch.