| /* |
| * Arch specific extensions to struct device |
| * |
| * This file is released under the GPLv2 |
| */ |
| #ifndef _ASM_POWERPC_DEVICE_H |
| #define _ASM_POWERPC_DEVICE_H |
| |
| struct dma_map_ops; |
| struct device_node; |
| |
| struct dev_archdata { |
| /* DMA operations on that device */ |
| struct dma_map_ops *dma_ops; |
| |
| /* |
| * When an iommu is in use, dma_data is used as a ptr to the base of the |
| * iommu_table. Otherwise, it is a simple numerical offset. |
| */ |
| union { |
| dma_addr_t dma_offset; |
| void *iommu_table_base; |
| } dma_data; |
| |
| #ifdef CONFIG_SWIOTLB |
| dma_addr_t max_direct_dma_addr; |
| #endif |
| }; |
| |
| struct pdev_archdata { |
| u64 dma_mask; |
| }; |
| |
| #endif /* _ASM_POWERPC_DEVICE_H */ |