Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756576AbaGDJxN (ORCPT ); Fri, 4 Jul 2014 05:53:13 -0400 Received: from mail-la0-f52.google.com ([209.85.215.52]:48338 "EHLO mail-la0-f52.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752586AbaGDJxM (ORCPT ); Fri, 4 Jul 2014 05:53:12 -0400 MIME-Version: 1.0 In-Reply-To: <1404466268-9512-1-git-send-email-tushar.b@samsung.com> References: <1404466268-9512-1-git-send-email-tushar.b@samsung.com> Date: Fri, 4 Jul 2014 15:23:10 +0530 Message-ID: Subject: Re: [PATCH] iommu/exynos: Select ARM_DMA_USE_IOMMU From: Sachin Kamat To: Tushar Behera Cc: open list , iommu@lists.linux-foundation.org, pullip.cho@samsung.com, shaik.ameer@samsung.com, Tushar Behera Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Tushar, On Fri, Jul 4, 2014 at 3:01 PM, Tushar Behera wrote: > For IOMMU to use on Exynos platforms, we need to enable ARM_DMA_USE_IOMMU. It > would be better to select it by default when EXYNOS_IOMMU is enabled. > > Signed-off-by: Tushar Behera > --- > drivers/iommu/Kconfig | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/iommu/Kconfig b/drivers/iommu/Kconfig > index d260605..54f3ad1a 100644 > --- a/drivers/iommu/Kconfig > +++ b/drivers/iommu/Kconfig > @@ -180,6 +180,7 @@ config EXYNOS_IOMMU > bool "Exynos IOMMU Support" > depends on ARCH_EXYNOS > select IOMMU_API > + select ARM_DMA_USE_IOMMU > help > Support for the IOMMU (System MMU) of Samsung Exynos application > processor family. This enables H/W multimedia accelerators to see > -- Reviewed-by: Sachin Kamat -- Regards, Sachin. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/