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 */
30