calculate agaw for each iommu

[GitHub/mt8127/android_kernel_alcatel_ttab.git] / include / linux / dma_remapping.h

diff --git a/include/linux/dma_remapping.h b/include/linux/dma_remapping.h
index 7799a85614c178a45f904fef28c8da38574f4103..136f170cecc294bd1c2b5b792bb93d89c025c021 100644 (file)
--- a/include/linux/dma_remapping.h
+++ b/include/linux/dma_remapping.h
@@ -17,6 +17,7 @@ struct dmar_domain;
 struct root_entry;
 
 extern void free_dmar_iommu(struct intel_iommu *iommu);
+extern int iommu_calculate_agaw(struct intel_iommu *iommu);
 
 extern int dmar_disabled;