1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #ifndef _ASM_X86_DEVICE_H 3 #define _ASM_X86_DEVICE_H 4 5 struct dev_archdata { 6 #if defined(CONFIG_INTEL_IOMMU) || defined(CONFIG_AMD_IOMMU) 7 void *iommu; /* hook for IOMMU specific extension */ 8 #endif 9 }; 10 11 #if defined(CONFIG_X86_DEV_DMA_OPS) && defined(CONFIG_PCI_DOMAINS) 12 struct dma_domain { 13 struct list_head node; 14 const struct dma_map_ops *dma_ops; 15 int domain_nr; 16 }; 17 void add_dma_domain(struct dma_domain *domain); 18 void del_dma_domain(struct dma_domain *domain); 19 #endif 20 21 struct pdev_archdata { 22 }; 23 24 #endif /* _ASM_X86_DEVICE_H */ 25