| Greg Kroah-Hartman | b244131 | 2017-11-01 15:07:57 +0100 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 2 | #ifndef _ASM_DMA_MAPPING_H |
| 3 | #define _ASM_DMA_MAPPING_H |
| 4 | |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 5 | #include <asm/cache.h> |
| 6 | #include <asm/cacheflush.h> |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7 | |
| 8 | extern unsigned long __nongprelbss dma_coherent_mem_start; |
| 9 | extern unsigned long __nongprelbss dma_coherent_mem_end; |
| 10 | |
| Bart Van Assche | 5299709 | 2017-01-20 13:04:01 -0800 | [diff] [blame] | 11 | extern const struct dma_map_ops frv_dma_ops; |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 12 | |
| Bart Van Assche | 815dd18 | 2017-01-20 13:04:04 -0800 | [diff] [blame] | 13 | static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus) |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 14 | { |
| Christoph Hellwig | eae0751 | 2016-01-20 15:01:44 -0800 | [diff] [blame] | 15 | return &frv_dma_ops; |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 16 | } |
| 17 | |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 18 | #endif /* _ASM_DMA_MAPPING_H */ |