| Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 2 | #ifndef _MIPS_DMA_DIRECT_H | ||||
| 3 | #define _MIPS_DMA_DIRECT_H 1 | ||||
| 4 | |||||
| 5 | static inline bool dma_capable(struct device *dev, dma_addr_t addr, size_t size) | ||||
| 6 | { | ||||
| 7 | if (!dev->dma_mask) | ||||
| 8 | return false; | ||||
| 9 | |||||
| 10 | return addr + size - 1 <= *dev->dma_mask; | ||||
| 11 | } | ||||
| 12 | |||||
| 13 | dma_addr_t __phys_to_dma(struct device *dev, phys_addr_t paddr); | ||||
| 14 | phys_addr_t __dma_to_phys(struct device *dev, dma_addr_t daddr); | ||||
| 15 | |||||
| 16 | #endif /* _MIPS_DMA_DIRECT_H */ | ||||