18c2ecf20Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0-only */ 28c2ecf20Sopenharmony_ci/* 38c2ecf20Sopenharmony_ci * Arch specific extensions to struct device 48c2ecf20Sopenharmony_ci */ 58c2ecf20Sopenharmony_ci#ifndef _ASM_POWERPC_DEVICE_H 68c2ecf20Sopenharmony_ci#define _ASM_POWERPC_DEVICE_H 78c2ecf20Sopenharmony_ci 88c2ecf20Sopenharmony_cistruct device_node; 98c2ecf20Sopenharmony_ci#ifdef CONFIG_PPC64 108c2ecf20Sopenharmony_cistruct pci_dn; 118c2ecf20Sopenharmony_cistruct iommu_table; 128c2ecf20Sopenharmony_ci#endif 138c2ecf20Sopenharmony_ci 148c2ecf20Sopenharmony_ci/* 158c2ecf20Sopenharmony_ci * Arch extensions to struct device. 168c2ecf20Sopenharmony_ci * 178c2ecf20Sopenharmony_ci * When adding fields, consider macio_add_one_device in 188c2ecf20Sopenharmony_ci * drivers/macintosh/macio_asic.c 198c2ecf20Sopenharmony_ci */ 208c2ecf20Sopenharmony_cistruct dev_archdata { 218c2ecf20Sopenharmony_ci /* 228c2ecf20Sopenharmony_ci * These two used to be a union. However, with the hybrid ops we need 238c2ecf20Sopenharmony_ci * both so here we store both a DMA offset for direct mappings and 248c2ecf20Sopenharmony_ci * an iommu_table for remapped DMA. 258c2ecf20Sopenharmony_ci */ 268c2ecf20Sopenharmony_ci dma_addr_t dma_offset; 278c2ecf20Sopenharmony_ci 288c2ecf20Sopenharmony_ci#ifdef CONFIG_PPC64 298c2ecf20Sopenharmony_ci struct iommu_table *iommu_table_base; 308c2ecf20Sopenharmony_ci#endif 318c2ecf20Sopenharmony_ci 328c2ecf20Sopenharmony_ci#ifdef CONFIG_PPC64 338c2ecf20Sopenharmony_ci struct pci_dn *pci_data; 348c2ecf20Sopenharmony_ci#endif 358c2ecf20Sopenharmony_ci#ifdef CONFIG_EEH 368c2ecf20Sopenharmony_ci struct eeh_dev *edev; 378c2ecf20Sopenharmony_ci#endif 388c2ecf20Sopenharmony_ci#ifdef CONFIG_FAIL_IOMMU 398c2ecf20Sopenharmony_ci int fail_iommu; 408c2ecf20Sopenharmony_ci#endif 418c2ecf20Sopenharmony_ci#ifdef CONFIG_CXL_BASE 428c2ecf20Sopenharmony_ci struct cxl_context *cxl_ctx; 438c2ecf20Sopenharmony_ci#endif 448c2ecf20Sopenharmony_ci#ifdef CONFIG_PCI_IOV 458c2ecf20Sopenharmony_ci void *iov_data; 468c2ecf20Sopenharmony_ci#endif 478c2ecf20Sopenharmony_ci}; 488c2ecf20Sopenharmony_ci 498c2ecf20Sopenharmony_cistruct pdev_archdata { 508c2ecf20Sopenharmony_ci u64 dma_mask; 518c2ecf20Sopenharmony_ci}; 528c2ecf20Sopenharmony_ci 538c2ecf20Sopenharmony_ci#endif /* _ASM_POWERPC_DEVICE_H */ 54