1 #ifndef _ASM_X86_DEVICE_H 2 #define _ASM_X86_DEVICE_H 3 4 struct dev_archdata { 5 #if defined(CONFIG_INTEL_IOMMU) || defined(CONFIG_AMD_IOMMU) 6 void *iommu; /* hook for IOMMU specific extension */ 7 #endif 8 }; 9 10 #if defined(CONFIG_X86_DEV_DMA_OPS) && defined(CONFIG_PCI_DOMAINS) 11 struct dma_domain { 12 struct list_head node; 13 const struct dma_map_ops *dma_ops; 14 int domain_nr; 15 }; 16 void add_dma_domain(struct dma_domain *domain); 17 void del_dma_domain(struct dma_domain *domain); 18 #endif 19 20 struct pdev_archdata { 21 }; 22 23 #endif /* _ASM_X86_DEVICE_H */ 24