From patchwork Thu Oct 4 11:56:46 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sethi Varun-B16395 X-Patchwork-Id: 189090 Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from ozlabs.org (localhost [IPv6:::1]) by ozlabs.org (Postfix) with ESMTP id 2D4A92C04C7 for ; Thu, 4 Oct 2012 22:01:02 +1000 (EST) Received: from co1outboundpool.messaging.microsoft.com (co1ehsobe004.messaging.microsoft.com [216.32.180.187]) (using TLSv1 with cipher AES128-SHA (128/128 bits)) (Client CN "mail.global.frontbridge.com", Issuer "Microsoft Secure Server Authority" (not verified)) by ozlabs.org (Postfix) with ESMTPS id 7BC0B2C0373 for ; Thu, 4 Oct 2012 22:00:31 +1000 (EST) Received: from mail205-co1-R.bigfish.com (10.243.78.228) by CO1EHSOBE016.bigfish.com (10.243.66.79) with Microsoft SMTP Server id 14.1.225.23; Thu, 4 Oct 2012 12:00:24 +0000 Received: from mail205-co1 (localhost [127.0.0.1]) by mail205-co1-R.bigfish.com (Postfix) with ESMTP id E0263140058 for ; Thu, 4 Oct 2012 12:00:24 +0000 (UTC) X-Forefront-Antispam-Report: CIP:70.37.183.190; KIP:(null); UIP:(null); IPV:NLI; H:mail.freescale.net; RD:none; EFVD:NLI X-SpamScore: 0 X-BigFish: VS0(zzzz1202h1d1ah1d2ahzz8275bhz2dh2a8h668h839hd24he5bhf0ah1288h12a5h12a9h12bdh12e5h137ah139eh13b6h1441h1155h) Received: from mail205-co1 (localhost.localdomain [127.0.0.1]) by mail205-co1 (MessageSwitch) id 1349352022944637_9051; Thu, 4 Oct 2012 12:00:22 +0000 (UTC) Received: from CO1EHSMHS020.bigfish.com (unknown [10.243.78.236]) by mail205-co1.bigfish.com (Postfix) with ESMTP id E443BC80061 for ; Thu, 4 Oct 2012 12:00:22 +0000 (UTC) Received: from mail.freescale.net (70.37.183.190) by CO1EHSMHS020.bigfish.com (10.243.66.30) with Microsoft SMTP Server (TLS) id 14.1.225.23; Thu, 4 Oct 2012 12:00:22 +0000 Received: from az84smr01.freescale.net (10.64.34.197) by 039-SN1MMR1-004.039d.mgd.msft.net (10.84.1.14) with Microsoft SMTP Server (TLS) id 14.2.309.3; Thu, 4 Oct 2012 07:00:20 -0500 Received: from nmglablinux27.zin33.ap.freescale.net ([10.213.130.145]) by az84smr01.freescale.net (8.14.3/8.14.0) with ESMTP id q94C0IxG021127 for ; Thu, 4 Oct 2012 05:00:19 -0700 Received: from nmglablinux27.zin33.ap.freescale.net (localhost [127.0.0.1]) by nmglablinux27.zin33.ap.freescale.net (8.14.4/8.14.4/Debian-2ubuntu1) with ESMTP id q94BuvJ3007221; Thu, 4 Oct 2012 17:26:57 +0530 Received: (from varuns@localhost) by nmglablinux27.zin33.ap.freescale.net (8.14.4/8.14.4/Submit) id q94BuvRH007220; Thu, 4 Oct 2012 17:26:57 +0530 From: To: , , , Subject: [PATCH 1/3 v2] iommu/fsl: Store iommu domain information pointer in archdata. Date: Thu, 4 Oct 2012 17:26:46 +0530 Message-ID: <1349351808-7156-2-git-send-email-b16395@freescale.com> X-Mailer: git-send-email 1.7.4.1 In-Reply-To: <1349351808-7156-1-git-send-email-b16395@freescale.com> References: <1349351808-7156-1-git-send-email-b16395@freescale.com> MIME-Version: 1.0 X-OriginatorOrg: freescale.net Cc: Varun Sethi X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org Sender: "Linuxppc-dev" From: Varun Sethi Add a new field in the device (powerpc) archdata structure for storing iommu domain information pointer. This pointer is stored when the device is attached to a particular domain. Signed-off-by: Varun Sethi --- arch/powerpc/include/asm/device.h | 4 ++++ 1 files changed, 4 insertions(+), 0 deletions(-) diff --git a/arch/powerpc/include/asm/device.h b/arch/powerpc/include/asm/device.h index 77e97dd..6dc79fe 100644 --- a/arch/powerpc/include/asm/device.h +++ b/arch/powerpc/include/asm/device.h @@ -28,6 +28,10 @@ struct dev_archdata { void *iommu_table_base; } dma_data; + /* IOMMU domain information pointer. This would be set + * when this device is attached to an iommu_domain. + */ + void *iommu_domain; #ifdef CONFIG_SWIOTLB dma_addr_t max_direct_dma_addr; #endif