[Freedreno] [PATCH v10 05/13] iommu: Add a domain attribute to get/set a pagetable configuration
Jordan Crouse
jcrouse at codeaurora.org
Mon Jul 20 15:40:39 UTC 2020
Add domain attribute DOMAIN_ATTR_PGTABLE_CFG. This will be used by
arm-smmu to share the current pagetable configuration with the
leaf driver and to allow the leaf driver to set up a new pagetable
configuration under certain circumstances.
Signed-off-by: Jordan Crouse <jcrouse at 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 5657d4fef9f2..e8d59ad15611 100644
--- a/include/linux/iommu.h
+++ b/include/linux/iommu.h
@@ -124,6 +124,7 @@ enum iommu_attr {
DOMAIN_ATTR_FSL_PAMUV1,
DOMAIN_ATTR_NESTING, /* two stages of translation */
DOMAIN_ATTR_DMA_USE_FLUSH_QUEUE,
+ DOMAIN_ATTR_PGTABLE_CFG,
DOMAIN_ATTR_MAX,
};
--
2.25.1
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