[PATCH v3 05/16] iommu: Add DOMAIN_ATTR_PTBASE

Jordan Crouse
2019-05-29T20:55:23Z

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(+)

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,
};

--
2.7.4