From patchwork Wed Feb 17 14:31:07 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Will Deacon X-Patchwork-Id: 62114 Delivered-To: patch@linaro.org Received: by 10.112.43.199 with SMTP id y7csp33825lbl; Wed, 17 Feb 2016 06:32:50 -0800 (PST) X-Received: by 10.98.66.81 with SMTP id p78mr2537421pfa.43.1455719570554; Wed, 17 Feb 2016 06:32:50 -0800 (PST) Return-Path: Received: from bombadil.infradead.org (bombadil.infradead.org. [2001:1868:205::9]) by mx.google.com with ESMTPS id 81si2280936pfq.221.2016.02.17.06.32.50 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 17 Feb 2016 06:32:50 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-arm-kernel-bounces+patch=linaro.org@lists.infradead.org designates 2001:1868:205::9 as permitted sender) client-ip=2001:1868:205::9; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-arm-kernel-bounces+patch=linaro.org@lists.infradead.org designates 2001:1868:205::9 as permitted sender) smtp.mailfrom=linux-arm-kernel-bounces+patch=linaro.org@lists.infradead.org Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1aW38c-0002kc-PT; Wed, 17 Feb 2016 14:31:30 +0000 Received: from foss.arm.com ([217.140.101.70]) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1aW38X-0002ey-34 for linux-arm-kernel@lists.infradead.org; Wed, 17 Feb 2016 14:31:28 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.72.51.249]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 4463A46A; Wed, 17 Feb 2016 06:30:11 -0800 (PST) Received: from arm.com (usa-sjc-imap-foss1.foss.arm.com [10.72.51.249]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 2CF4D3F213; Wed, 17 Feb 2016 06:31:00 -0800 (PST) Date: Wed, 17 Feb 2016 14:31:07 +0000 From: Will Deacon To: Robin Murphy Subject: Re: [PATCH v3 1/3] iommu/io-pgtable: Add ARMv7 short descriptor support Message-ID: <20160217143106.GC1459@arm.com> References: <066c4af0e29c9cc658bd5e48edc5e2d7ba7140a1.1453723096.git.robin.murphy@arm.com> <1453857386.28284.4.camel@mhfsdcap03> <56AA1A89.6080706@arm.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <56AA1A89.6080706@arm.com> User-Agent: Mutt/1.5.23 (2014-03-12) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20160217_063125_164538_2541D2DE X-CRM114-Status: GOOD ( 14.82 ) X-Spam-Score: -6.9 (------) X-Spam-Report: SpamAssassin version 3.4.0 on bombadil.infradead.org summary: Content analysis details: (-6.9 points) pts rule name description ---- ---------------------- -------------------------------------------------- -5.0 RCVD_IN_DNSWL_HI RBL: Sender listed at http://www.dnswl.org/, high trust [217.140.101.70 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record -0.0 RP_MATCHES_RCVD Envelope sender domain matches handover relay domain -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: srv_heupstream@mediatek.com, iommu@lists.linux-foundation.org, laurent.pinchart+renesas@ideasonboard.com, linux-arm-kernel@lists.infradead.org, Yong Wu Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patch=linaro.org@lists.infradead.org Hi Robin, On Thu, Jan 28, 2016 at 01:41:29PM +0000, Robin Murphy wrote: > On 27/01/16 01:16, Yong Wu wrote: > >On Tue, 2016-01-26 at 17:13 +0000, Robin Murphy wrote: > >>Add a nearly-complete ARMv7 short descriptor implementation, omitting > >>only a few legacy and CPU-centric aspects which shouldn't be necessary > >>for IOMMU API use anyway. > >> > >>Signed-off-by: Yong Wu > >>Signed-off-by: Robin Murphy > > > >This looks good to me. > >And actually our disp/vdec/venc works well on your v2. > > > >You could choose the two below, > >Reviewed-by: Yong Wu > >Tested-by: Yong Wu > > Great, thanks! > > Will, it seems to make the most sense for Joerg to pick these patches up > directly with the MTK series that depends on them - any objections? As discussed with Joerg, I'll pick these up and send him a pull request containing all the pgtable bits. I've taken the liberty of updating MAINTAINERS too, assuming you don't mind being a reviewer for this? Will --->8 >From bccb08d096703bd790fcf2f934553dd9c8503fc9 Mon Sep 17 00:00:00 2001 From: Will Deacon Date: Wed, 17 Feb 2016 14:18:00 +0000 Subject: [PATCH] MAINTAINERS: update ARM SMMU entry Ensure that the short-descriptor page table code is included under the SMMU entry, and add Robin as a designated reviewer. Cc: Robin Murphy Signed-off-by: Will Deacon --- MAINTAINERS | 2 ++ 1 file changed, 2 insertions(+) -- 2.1.4 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel diff --git a/MAINTAINERS b/MAINTAINERS index cc2f753cb357..a01bae148b89 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -1793,11 +1793,13 @@ F: drivers/edac/synopsys_edac.c ARM SMMU DRIVERS M: Will Deacon +R: Robin Murphy L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) S: Maintained F: drivers/iommu/arm-smmu.c F: drivers/iommu/arm-smmu-v3.c F: drivers/iommu/io-pgtable-arm.c +F: drivers/iommu/io-pgtable-arm-v7s.c ARM64 PORT (AARCH64 ARCHITECTURE) M: Catalin Marinas