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- /*
- * 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 */
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