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[linux.git] / arch / sparc / include / asm / dma-mapping.h
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef ___ASM_SPARC_DMA_MAPPING_H
3 #define ___ASM_SPARC_DMA_MAPPING_H
4
5 #include <linux/scatterlist.h>
6 #include <linux/mm.h>
7 #include <linux/dma-debug.h>
8
9 extern const struct dma_map_ops *dma_ops;
10 extern const struct dma_map_ops pci32_dma_ops;
11
12 extern struct bus_type pci_bus_type;
13
14 static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus)
15 {
16 #ifdef CONFIG_SPARC_LEON
17         if (sparc_cpu_model == sparc_leon)
18                 return &pci32_dma_ops;
19 #endif
20 #if defined(CONFIG_SPARC32) && defined(CONFIG_PCI)
21         if (bus == &pci_bus_type)
22                 return &pci32_dma_ops;
23 #endif
24         return dma_ops;
25 }
26
27 #endif
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