mirror of https://gitee.com/openkylin/linux.git
27 lines
590 B
C
27 lines
590 B
C
#ifndef _ASM_X86_DEVICE_H
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#define _ASM_X86_DEVICE_H
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struct dev_archdata {
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#ifdef CONFIG_X86_DEV_DMA_OPS
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struct dma_map_ops *dma_ops;
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#endif
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#if defined(CONFIG_INTEL_IOMMU) || defined(CONFIG_AMD_IOMMU)
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void *iommu; /* hook for IOMMU specific extension */
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#endif
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};
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#if defined(CONFIG_X86_DEV_DMA_OPS) && defined(CONFIG_PCI_DOMAINS)
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struct dma_domain {
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struct list_head node;
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struct dma_map_ops *dma_ops;
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int domain_nr;
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};
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void add_dma_domain(struct dma_domain *domain);
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void del_dma_domain(struct dma_domain *domain);
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#endif
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struct pdev_archdata {
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};
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#endif /* _ASM_X86_DEVICE_H */
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