| /* | |
| * 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 */ |