| Message ID | 1559163292-4792-6-git-send-email-jcrouse@codeaurora.org (mailing list archive) |
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From: Jordan Crouse <jcrouse@codeaurora.org>
To: freedreno@lists.freedesktop.org
Cc: jean-philippe.brucker@arm.com, linux-arm-msm@vger.kernel.org,
hoegsberg@google.com, dianders@chromium.org,
iommu@lists.linux-foundation.org, Joerg Roedel <joro@8bytes.org>,
linux-kernel@vger.kernel.org
Subject: [PATCH v3 05/16] iommu: Add DOMAIN_ATTR_PTBASE
Date: Wed, 29 May 2019 14:54:41 -0600
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| Series |
drm/msm: Per-instance pagetable support
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expand
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diff --git a/include/linux/iommu.h b/include/linux/iommu.h index a2f07cf..49639b7 100644 --- a/include/linux/iommu.h +++ b/include/linux/iommu.h @@ -129,6 +129,7 @@ enum iommu_attr { DOMAIN_ATTR_NESTING, /* two stages of translation */ DOMAIN_ATTR_DMA_USE_FLUSH_QUEUE, DOMAIN_ATTR_SPLIT_TABLES, + DOMAIN_ATTR_PTBASE, DOMAIN_ATTR_MAX, };
Add an attribute to return the base address of the pagetable. This is used by auxiliary domains from arm-smmu to return the address of the pagetable to the leaf driver so that it can set the appropriate pagetable through it's own means. Signed-off-by: Jordan Crouse <jcrouse@codeaurora.org> --- include/linux/iommu.h | 1 + 1 file changed, 1 insertion(+)