From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: 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 (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) 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 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 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> 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 Content-Type: text/plain Cc: Varun Sethi List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , 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 -- 1.7.4.1