diff mbox series

[v2,04/15] iommu: Add DOMAIN_ATTR_PTBASE

Message ID 1558455243-32746-5-git-send-email-jcrouse@codeaurora.org (mailing list archive)
State Superseded, archived
Headers show
Series drm/msm: Per-instance pagetable support | expand

Commit Message

Jordan Crouse May 21, 2019, 4:13 p.m. UTC 
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 mbox series

Patch

diff --git a/include/linux/iommu.h b/include/linux/iommu.h
index 204acd8..2252edc 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,
 };