From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757252Ab2GKKtc (ORCPT ); Wed, 11 Jul 2012 06:49:32 -0400 Received: from db3ehsobe006.messaging.microsoft.com ([213.199.154.144]:8410 "EHLO db3outboundpool.messaging.microsoft.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753085Ab2GKKt3 (ORCPT ); Wed, 11 Jul 2012 06:49:29 -0400 X-Forefront-Antispam-Report: CIP:163.181.249.108;KIP:(null);UIP:(null);IPV:NLI;H:ausb3twp01.amd.com;RD:none;EFVD:NLI X-SpamScore: 0 X-BigFish: VPS0(zzzz1202hzz8275bhz2dh668h839hd24he5bhf0ah) X-WSS-ID: 0M6ZSQB-01-0H0-02 X-M-MSG: From: Joerg Roedel To: CC: , Hiroshi DOYU , Joerg Roedel Subject: [PATCH 6/7] iommu/tegra: Implement DOMAIN_ATTR_GEOMETRY attribute Date: Wed, 11 Jul 2012 12:49:22 +0200 Message-ID: <1342003763-8139-7-git-send-email-joerg.roedel@amd.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1342003763-8139-1-git-send-email-joerg.roedel@amd.com> References: <1342003763-8139-1-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(+) diff --git a/drivers/iommu/tegra-gart.c b/drivers/iommu/tegra-gart.c index 0c0a377..c16e8fc 100644 --- a/drivers/iommu/tegra-gart.c +++ b/drivers/iommu/tegra-gart.c @@ -165,6 +165,11 @@ 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 ecd6790..96e73d5 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; -- 1.7.9.5