1#ifndef _ASM_X86_DEVICE_H 2#define _ASM_X86_DEVICE_H 3 4struct 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) 11struct dma_domain { 12 struct list_head node; 13 const struct dma_map_ops *dma_ops; 14 int domain_nr; 15}; 16void add_dma_domain(struct dma_domain *domain); 17void del_dma_domain(struct dma_domain *domain); 18#endif 19 20struct pdev_archdata { 21}; 22 23#endif /* _ASM_X86_DEVICE_H */ 24