59 lines
1.1 KiB
C
59 lines
1.1 KiB
C
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/* 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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* Pointer to nvdimm_pmu structure, to handle the unregistering
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* of pmu device
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*/
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void *priv;
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};
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#endif /* _ASM_POWERPC_DEVICE_H */
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