From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from e4.ny.us.ibm.com (e4.ny.us.ibm.com [32.97.182.144]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "e4.ny.us.ibm.com", Issuer "Equifax" (verified OK)) by ozlabs.org (Postfix) with ESMTPS id DD56DB710A for ; Tue, 9 Nov 2010 06:43:04 +1100 (EST) Received: from d01relay03.pok.ibm.com (d01relay03.pok.ibm.com [9.56.227.235]) by e4.ny.us.ibm.com (8.14.4/8.13.1) with ESMTP id oA8JQTew016875 for ; Mon, 8 Nov 2010 14:26:29 -0500 Received: from d01av04.pok.ibm.com (d01av04.pok.ibm.com [9.56.224.64]) by d01relay03.pok.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id oA8JgxvX324272 for ; Mon, 8 Nov 2010 14:42:59 -0500 Received: from d01av04.pok.ibm.com (loopback [127.0.0.1]) by d01av04.pok.ibm.com (8.14.4/8.13.1/NCO v10.0 AVout) with ESMTP id oA8Jgw4U002108 for ; Mon, 8 Nov 2010 14:42:59 -0500 Date: Mon, 8 Nov 2010 11:42:55 -0800 From: Nishanth Aravamudan To: sonnyrao@us.ibm.com, miltonm@bga.com, Benjamin Herrenschmidt , Paul Mackerras , Grant Likely , linuxppc-dev@lists.ozlabs.org Subject: Re: [RFC PATCH 0/7 v2] ppc: enable dynamic dma window support Message-ID: <20101108194255.GA3113@us.ibm.com> References: <1288150518-4026-1-git-send-email-nacc@us.ibm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii In-Reply-To: <1288150518-4026-1-git-send-email-nacc@us.ibm.com> List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Hi all, On 26.10.2010 [20:35:10 -0700], Nishanth Aravamudan wrote: > The following series, which builds upon the series of cleanups I posted > on 9/15 and 10/18 as "ppc iommu cleanups", enables the pseries firmware > feature dynamic dma windows. This feature will allow future devices to > have a 64-bit DMA mapping covering all memory, coexisting with a smaller > IOMMU window in 32-bit PCI space Was ping'ing on this changeset. If there are no objections, I will repost it without the RFC tag asking Ben to merge it. Thanks, Nish > Changes from v1 to v2: > > Fixed numerous bugs/issues found in testing. > Reworked to be based off platform hook dma_set_mask(). > > Nishanth Aravamudan (7): > macio: ensure all dma routines get copied over > ppc: add memory_hotplug_max > ppc: do not search for dma-window property on dlpar remove > ppc: checking for pdn->parent is redundant > ppc/iommu: do not need to check for dma_window == NULL > ppc/iommu: pass phb only to iommu_table_setparms_lpar > ppc: add dynamic dma window support > > arch/powerpc/include/asm/device.h | 6 + > arch/powerpc/include/asm/mmzone.h | 5 + > arch/powerpc/mm/numa.c | 26 ++ > arch/powerpc/platforms/pseries/iommu.c | 600 ++++++++++++++++++++++++++++++-- > drivers/macintosh/macio_asic.c | 7 +- > 5 files changed, 619 insertions(+), 25 deletions(-) > > -- Nishanth Aravamudan IBM Linux Technology Center