Merge branches 'x86/vt-d', 'x86/amd', 'arm/smmu', 'arm/omap', 'generic-dma-ops' and...

[platform/kernel/linux-rpi.git] / include / linux / intel-iommu.h

diff --git a/include/linux/intel-iommu.h b/include/linux/intel-iommu.h
index 6a8dd4a..f2ae8a0 100644 (file)
--- a/include/linux/intel-iommu.h
+++ b/include/linux/intel-iommu.h
@@ -435,6 +435,12 @@ enum {
 #define VTD_FLAG_TRANS_PRE_ENABLED     (1 << 0)
 #define VTD_FLAG_IRQ_REMAP_PRE_ENABLED (1 << 1)
 
+extern int intel_iommu_sm;
+
+#define sm_supported(iommu)    (intel_iommu_sm && ecap_smts((iommu)->ecap))
+#define pasid_supported(iommu) (sm_supported(iommu) &&                 \
+                                ecap_pasid((iommu)->ecap))
+
 struct pasid_entry;
 struct pasid_state_entry;
 struct page_req_dsc;
@@ -642,7 +648,6 @@ extern int qi_submit_sync(struct qi_desc *desc, struct intel_iommu *iommu);
 
 extern int dmar_ir_support(void);
 
-struct dmar_domain *get_valid_domain_for_dev(struct device *dev);
 void *alloc_pgtable_page(int node);
 void free_pgtable_page(void *vaddr);
 struct intel_iommu *domain_get_iommu(struct dmar_domain *domain);