From patchwork Wed Jun 26 09:28:15 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hiroshi DOYU X-Patchwork-Id: 2787701 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id B1591C0AB1 for ; Wed, 26 Jun 2013 18:06:44 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 9443F2053C for ; Wed, 26 Jun 2013 18:06:43 +0000 (UTC) Received: from casper.infradead.org (casper.infradead.org [85.118.1.10]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 2938020532 for ; Wed, 26 Jun 2013 18:06:42 +0000 (UTC) Received: from merlin.infradead.org ([2001:4978:20e::2]) by casper.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1Urszy-0002Ni-F5; Wed, 26 Jun 2013 16:55:15 +0000 Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1UrszG-0000ZG-0r; Wed, 26 Jun 2013 16:54:30 +0000 Received: from bombadil.infradead.org ([2001:1868:205::9]) by merlin.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1Urs2Q-0005IC-Nh for linux-arm-kernel@merlin.infradead.org; Wed, 26 Jun 2013 15:53:42 +0000 Received: from hqemgate16.nvidia.com ([216.228.121.65]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1Urm3b-0007Ej-9T for linux-arm-kernel@lists.infradead.org; Wed, 26 Jun 2013 09:30:31 +0000 Received: from hqnvupgp08.nvidia.com (Not Verified[216.228.121.13]) by hqemgate16.nvidia.com id ; Wed, 26 Jun 2013 02:28:51 -0700 Received: from hqemhub02.nvidia.com ([172.20.12.94]) by hqnvupgp08.nvidia.com (PGP Universal service); Wed, 26 Jun 2013 02:29:14 -0700 X-PGP-Universal: processed; by hqnvupgp08.nvidia.com on Wed, 26 Jun 2013 02:29:14 -0700 Received: from hqnvemgw01.nvidia.com (172.20.150.20) by hqemhub02.nvidia.com (172.20.150.31) with Microsoft SMTP Server id 8.3.298.1; Wed, 26 Jun 2013 02:29:16 -0700 Received: from sc-daphne.nvidia.com (Not Verified[172.20.232.60]) by hqnvemgw01.nvidia.com with MailMarshal (v7,1,2,5326) id ; Wed, 26 Jun 2013 02:29:15 -0700 Received: from oreo.Nvidia.com (dhcp-10-21-26-134.nvidia.com [10.21.26.134]) by sc-daphne.nvidia.com (8.13.8+Sun/8.8.8) with ESMTP id r5Q9SmQv017123; Wed, 26 Jun 2013 02:29:14 -0700 (PDT) From: Hiroshi Doyu To: Subject: [PATCH 12/23] iommu/tegra: smmu: Select ARM_DMA_USE_IOMMU in Kconfig Date: Wed, 26 Jun 2013 12:28:15 +0300 Message-ID: <1372238906-9346-13-git-send-email-hdoyu@nvidia.com> X-Mailer: git-send-email 1.8.1.5 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20130626_023031_677355_1A3D811A X-CRM114-Status: UNSURE ( 9.02 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -1.3 (-) Cc: linux-tegra@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Hiroshi Doyu X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-5.5 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP SMMU expects ARM_DMA_USE_IOMMU to be enabled to use DMA mapping API by default. Signed-off-by: Hiroshi Doyu --- drivers/iommu/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/iommu/Kconfig b/drivers/iommu/Kconfig index 01730b2..09daeea3 100644 --- a/drivers/iommu/Kconfig +++ b/drivers/iommu/Kconfig @@ -160,6 +160,7 @@ config TEGRA_IOMMU_SMMU bool "Tegra SMMU IOMMU Support" depends on ARCH_TEGRA && TEGRA_AHB select IOMMU_API + select ARM_DMA_USE_IOMMU help Enables support for remapping discontiguous physical memory shared with the operating system into contiguous I/O virtual