From patchwork Fri Oct 20 16:11:54 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Will Deacon X-Patchwork-Id: 828719 Return-Path: X-Original-To: incoming-imx@patchwork.ozlabs.org Delivered-To: patchwork-incoming-imx@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=lists.infradead.org (client-ip=65.50.211.133; helo=bombadil.infradead.org; envelope-from=linux-arm-kernel-bounces+incoming-imx=patchwork.ozlabs.org@lists.infradead.org; receiver=) Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="VSwcAKGA"; dkim-atps=neutral Received: from bombadil.infradead.org (bombadil.infradead.org [65.50.211.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 3yJW604rTTz9s81 for ; Sat, 21 Oct 2017 03:12:24 +1100 (AEDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-ID:Subject:To:From :Date:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=iFkLwLZ3yw3hL19HlVmFNDdVx4nOYgB6iD6KmbF1RPk=; b=VSwcAKGAEni6w0 ynQRxjhqp33083bB0a3OYYShJSh8mWV+E5xX3qTuzE92UAPKBqXK7gl7TvzyRVqsBRKBS3amhLhBZ M8rNmgeu32AW65nQl60NRjO5Mi9h8lpt10tVJgQ10/BT3Xc7+bAgce54NXqQzKx8AF9O0hakDhwA6 yYY4HjTTVL4f1puRol7OaRllCTi9VEZpKm8MYdAzeNXSbVZfDRoTm7XrCE9iRk8ZxalGT+YPlUjGa 8R+0A9CMPo6Pfl5kam/N0eLkpLpluX3UEwAAf/tam+KS5gCI5JpxzXHKz3xBIaViBBOob3/y32TaV SyrTIS+3+unmqCh+/BjA==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.87 #1 (Red Hat Linux)) id 1e5ZuG-0001vm-LI; Fri, 20 Oct 2017 16:12:20 +0000 Received: from foss.arm.com ([217.140.101.70]) by bombadil.infradead.org with esmtp (Exim 4.87 #1 (Red Hat Linux)) id 1e5ZuC-0001tN-5U for linux-arm-kernel@lists.infradead.org; Fri, 20 Oct 2017 16:12:18 +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 987091435; Fri, 20 Oct 2017 09:11:55 -0700 (PDT) Received: from edgewater-inn.cambridge.arm.com (usa-sjc-imap-foss1.foss.arm.com [10.72.51.249]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 6A68C3F58F; Fri, 20 Oct 2017 09:11:55 -0700 (PDT) Received: by edgewater-inn.cambridge.arm.com (Postfix, from userid 1000) id AC9CA1AE12CE; Fri, 20 Oct 2017 17:11:54 +0100 (BST) Date: Fri, 20 Oct 2017 17:11:54 +0100 From: Will Deacon To: joro@8bytes.org Subject: [GIT PULL] iommu/arm-smmu: Updates for 4.15 Message-ID: <20171020161154.GA7287@arm.com> MIME-Version: 1.0 Content-Disposition: inline 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-20171020_091216_302002_90FA7320 X-CRM114-Status: GOOD ( 11.31 ) X-Spam-Score: -6.9 (------) X-Spam-Report: SpamAssassin version 3.4.1 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: 2.1.21 Precedence: list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: iommu@lists.linux-foundation.org, robin.murphy@arm.com, linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+incoming-imx=patchwork.ozlabs.org@lists.infradead.org List-Id: linux-imx-kernel.lists.patchwork.ozlabs.org Hi Joerg, Please pull these ARM SMMU updates for 4.15. The main improvement here is that we now drop the command queue lock when waiting for a CMD_SYNC to complete on implementations that support MSIs into cacheable memory. There are also some minor fixes and cleanups. Cheers, Will --->8 The following changes since commit 2bd6bf03f4c1c59381d62c61d03f6cc3fe71f66e: Linux 4.14-rc1 (2017-09-16 15:47:51 -0700) are available in the git repository at: git://git.kernel.org/pub/scm/linux/kernel/git/will/linux.git for-joerg/arm-smmu/updates for you to fetch changes up to 8ff0f72371709889349a706e19bb38d9f71b1669: iommu/arm-smmu-v3: Use burst-polling for sync completion (2017-10-20 16:55:10 +0100) ---------------------------------------------------------------- Feng Kan (1): iommu/arm-smmu: Enable bypass transaction caching for ARM SMMU 500 Robin Murphy (6): iommu/arm-smmu: Remove ACPICA workarounds iommu/arm-smmu-v3: Correct COHACC override message iommu/arm-smmu-v3: Specialise CMD_SYNC handling iommu/arm-smmu-v3: Forget about cmdq-sync interrupt iommu/arm-smmu-v3: Use CMD_SYNC completion MSI iommu/arm-smmu-v3: Use burst-polling for sync completion Will Deacon (3): iommu/arm-smmu-v3: Ensure we sync STE when only changing config field iommu/arm-smmu-v3: Split arm_smmu_cmdq_issue_sync in half iommu/arm-smmu-v3: Consolidate identical timeouts Yisheng Xie (1): iommu/arm-smmu-v3: Avoid ILLEGAL setting of STE.S1STALLD and CD.S drivers/iommu/arm-smmu-v3.c | 204 ++++++++++++++++++++++++++++++-------------- drivers/iommu/arm-smmu.c | 11 +-- 2 files changed, 141 insertions(+), 74 deletions(-)