| Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 2 | #ifndef _ASM_IA64_DMA_MAPPING_H |
| 3 | #define _ASM_IA64_DMA_MAPPING_H |
| 4 | |
| 5 | /* |
| 6 | * Copyright (C) 2003-2004 Hewlett-Packard Co |
| 7 | * David Mosberger-Tang <davidm@hpl.hp.com> |
| 8 | */ |
| 9 | #include <asm/machvec.h> |
| 10 | #include <linux/scatterlist.h> |
| 11 | #include <linux/dma-debug.h> |
| 12 | |
| 13 | #define ARCH_HAS_DMA_GET_REQUIRED_MASK |
| 14 | |
| 15 | extern const struct dma_map_ops *dma_ops; |
| 16 | extern struct ia64_machine_vector ia64_mv; |
| 17 | extern void set_iommu_machvec(void); |
| 18 | |
| 19 | extern void machvec_dma_sync_single(struct device *, dma_addr_t, size_t, |
| 20 | enum dma_data_direction); |
| 21 | extern void machvec_dma_sync_sg(struct device *, struct scatterlist *, int, |
| 22 | enum dma_data_direction); |
| 23 | |
| 24 | static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus) |
| 25 | { |
| 26 | return platform_dma_get_ops(NULL); |
| 27 | } |
| 28 | |
| 29 | #endif /* _ASM_IA64_DMA_MAPPING_H */ |