Some IOMMUs support access-protected mappings. Add a mapping flag to indicate that the mapping should be created with access protection configured.
Cc: Shubhraprakash Das <[email protected]> Signed-off-by: Mitchel Humpherys <[email protected]> --- include/linux/iommu.h | 1 + 1 file changed, 1 insertion(+) diff --git a/include/linux/iommu.h b/include/linux/iommu.h index 20f9a52792..44101c9332 100644 --- a/include/linux/iommu.h +++ b/include/linux/iommu.h @@ -28,6 +28,7 @@ #define IOMMU_WRITE (1 << 1) #define IOMMU_CACHE (1 << 2) /* DMA cache coherency */ #define IOMMU_EXEC (1 << 3) +#define IOMMU_PRIV (1 << 4) struct iommu_ops; struct iommu_group; -- The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, hosted by The Linux Foundation _______________________________________________ iommu mailing list [email protected] https://lists.linuxfoundation.org/mailman/listinfo/iommu
