From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753454Ab3AXNRp (ORCPT ); Thu, 24 Jan 2013 08:17:45 -0500 Received: from hqemgate04.nvidia.com ([216.228.121.35]:4400 "EHLO hqemgate04.nvidia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750975Ab3AXNRi (ORCPT ); Thu, 24 Jan 2013 08:17:38 -0500 X-PGP-Universal: processed; by hqnvupgp07.nvidia.com on Thu, 24 Jan 2013 05:17:13 -0800 From: Hiroshi Doyu To: CC: Hiroshi Doyu , Russell King , Kyungmin Park , Marek Szyprowski , Konrad Rzeszutek Wilk , Arnd Bergmann , Subject: [PATCH 1/2] ARM: dma-mapping: Add macro to_dma_iommu_mapping() Date: Thu, 24 Jan 2013 15:16:56 +0200 Message-ID: <1359033425-6674-1-git-send-email-hdoyu@nvidia.com> X-Mailer: git-send-email 1.7.9.5 MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This can be built without CONFIG_ARM_DMA_USE_IOMMU. Signed-off-by: Hiroshi Doyu --- arch/arm/include/asm/device.h | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/arch/arm/include/asm/device.h b/arch/arm/include/asm/device.h index 5191a83..6fbe514 100644 --- a/arch/arm/include/asm/device.h +++ b/arch/arm/include/asm/device.h @@ -33,4 +33,10 @@ struct pdev_archdata { #endif }; +#ifdef CONFIG_ARM_DMA_USE_IOMMU +#define to_dma_iommu_mapping(dev) ((dev)->archdata.mapping) +#else +#define to_dma_iommu_mapping(dev) NULL +#endif + #endif -- 1.7.9.5