From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753722Ab2AZSnE (ORCPT ); Thu, 26 Jan 2012 13:43:04 -0500 Received: from tx2ehsobe003.messaging.microsoft.com ([65.55.88.13]:52171 "EHLO TX2EHSOBE005.bigfish.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753479Ab2AZSlN (ORCPT ); Thu, 26 Jan 2012 13:41:13 -0500 X-SpamScore: 0 X-BigFish: VPS0(zzzz1202hzz8275bhz2dhc1bhc31hc1ah668h839h) X-Forefront-Antispam-Report: CIP:163.181.249.109;KIP:(null);UIP:(null);IPV:NLI;H:ausb3twp02.amd.com;RD:none;EFVD:NLI X-WSS-ID: 0LYF58H-02-HLD-02 X-M-MSG: From: Joerg Roedel To: CC: , Ohad Ben-Cohen , David Woodhouse , David Brown , Tony Lindgren , Laurent Pinchart , Stuart Yoder , Scott Wood , Hiroshi Doyu , Joerg Roedel Subject: [PATCH 6/6] iommu/tegra: Implement DOMAIN_ATTR_GEOMETRY attribute Date: Thu, 26 Jan 2012 19:40:57 +0100 Message-ID: <1327603257-17028-7-git-send-email-joerg.roedel@amd.com> X-Mailer: git-send-email 1.7.5.4 In-Reply-To: <1327603257-17028-1-git-send-email-joerg.roedel@amd.com> References: <1327603257-17028-1-git-send-email-joerg.roedel@amd.com> MIME-Version: 1.0 Content-Type: text/plain X-OriginatorOrg: amd.com Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Hiroshi DOYU Implement the attribute for the Tegra IOMMU drivers. Signed-off-by: Hiroshi DOYU Signed-off-by: Joerg Roedel --- drivers/iommu/tegra-gart.c | 5 +++++ drivers/iommu/tegra-smmu.c | 5 +++++ 2 files changed, 10 insertions(+), 0 deletions(-) diff --git a/drivers/iommu/tegra-gart.c b/drivers/iommu/tegra-gart.c index b21598f..b60ee49 100644 --- a/drivers/iommu/tegra-gart.c +++ b/drivers/iommu/tegra-gart.c @@ -163,6 +163,11 @@ static int gart_iommu_attach_dev(struct iommu_domain *domain, return -EINVAL; domain->priv = gart; + domain->geometry.aperture_start = gart->iovmm_base; + domain->geometry.aperture_end = gart->iovmm_base + + gart->page_count * GART_PAGE_SIZE - 1; + domain->geometry.force_aperture = true; + client = devm_kzalloc(gart->dev, sizeof(*c), GFP_KERNEL); if (!client) return -ENOMEM; diff --git a/drivers/iommu/tegra-smmu.c b/drivers/iommu/tegra-smmu.c index eb93c82..9614702 100644 --- a/drivers/iommu/tegra-smmu.c +++ b/drivers/iommu/tegra-smmu.c @@ -807,6 +807,11 @@ found: spin_unlock_irqrestore(&as->lock, flags); domain->priv = as; + domain->geometry.aperture_start = smmu->iovmm_base; + domain->geometry.aperture_end = smmu->iovmm_base + + smmu->page_count * SMMU_PAGE_SIZE - 1; + domain->geometry.force_aperture = true; + dev_dbg(smmu->dev, "smmu_as@%p\n", as); return 0; -- 1.7.5.4