From mboxrd@z Thu Jan 1 00:00:00 1970 From: Thierry Reding Subject: [RFC 08/10] ARM: tegra: Select ARM_DMA_USE_IOMMU Date: Thu, 26 Jun 2014 22:49:48 +0200 Message-ID: <1403815790-8548-9-git-send-email-thierry.reding@gmail.com> References: <1403815790-8548-1-git-send-email-thierry.reding@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1403815790-8548-1-git-send-email-thierry.reding-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: iommu-bounces-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org Errors-To: iommu-bounces-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org To: Rob Herring , Pawel Moll , Mark Rutland , Ian Campbell , Kumar Gala , Stephen Warren , Arnd Bergmann , Will Deacon , Joerg Roedel Cc: Olav Haugan , devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Grant Grundler , Rhyland Klein , iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Marc Zyngier , Allen Martin , Paul Walmsley , linux-tegra-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Cho KyongHo , Dave Martin , linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org List-Id: devicetree@vger.kernel.org From: Thierry Reding This enables IOMMU interoperation with the DMA mapping API so that clients that use the DMA mapping API can seemlessly make use of an existing IOMMU. Signed-off-by: Thierry Reding --- arch/arm/mach-tegra/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/mach-tegra/Kconfig b/arch/arm/mach-tegra/Kconfig index a52d96366919..20bc43975bde 100644 --- a/arch/arm/mach-tegra/Kconfig +++ b/arch/arm/mach-tegra/Kconfig @@ -2,6 +2,7 @@ menuconfig ARCH_TEGRA bool "NVIDIA Tegra" if ARCH_MULTI_V7 select ARCH_REQUIRE_GPIOLIB select ARCH_SUPPORTS_TRUSTED_FOUNDATIONS + select ARM_DMA_USE_IOMMU select ARM_GIC select CLKSRC_MMIO select HAVE_ARM_SCU if SMP -- 2.0.0