diff mbox series

[v11,04/12] iommu: Add a domain attribute to get/set a pagetable configuration

Message ID 20200803193547.305660-5-jcrouse@codeaurora.org (mailing list archive)
State Superseded
Headers show
Series iommu/arm-smmu: Add Adreno SMMU specific implementation | expand

Commit Message

Jordan Crouse Aug. 3, 2020, 7:35 p.m. UTC 
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@codeaurora.org>
---

 include/linux/iommu.h | 1 +
 1 file changed, 1 insertion(+)
diff mbox series

Patch

diff --git a/include/linux/iommu.h b/include/linux/iommu.h
index fee209efb756..995ab8c47ef2 100644
--- a/include/linux/iommu.h
+++ b/include/linux/iommu.h
@@ -118,6 +118,7 @@  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,
 };