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53 lines
1016 B
53 lines
1016 B
/* SPDX-License-Identifier: GPL-2.0-only */ |
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/* |
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* Arch specific extensions to struct device |
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*/ |
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#ifndef _ASM_POWERPC_DEVICE_H |
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#define _ASM_POWERPC_DEVICE_H |
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struct device_node; |
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#ifdef CONFIG_PPC64 |
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struct pci_dn; |
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struct iommu_table; |
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#endif |
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/* |
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* Arch extensions to struct device. |
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* |
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* When adding fields, consider macio_add_one_device in |
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* drivers/macintosh/macio_asic.c |
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*/ |
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struct dev_archdata { |
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/* |
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* These two used to be a union. However, with the hybrid ops we need |
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* both so here we store both a DMA offset for direct mappings and |
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* an iommu_table for remapped DMA. |
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*/ |
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dma_addr_t dma_offset; |
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#ifdef CONFIG_PPC64 |
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struct iommu_table *iommu_table_base; |
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#endif |
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#ifdef CONFIG_PPC64 |
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struct pci_dn *pci_data; |
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#endif |
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#ifdef CONFIG_EEH |
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struct eeh_dev *edev; |
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#endif |
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#ifdef CONFIG_FAIL_IOMMU |
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int fail_iommu; |
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#endif |
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#ifdef CONFIG_CXL_BASE |
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struct cxl_context *cxl_ctx; |
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#endif |
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#ifdef CONFIG_PCI_IOV |
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void *iov_data; |
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#endif |
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}; |
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struct pdev_archdata { |
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u64 dma_mask; |
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}; |
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#endif /* _ASM_POWERPC_DEVICE_H */
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