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1/* SPDX-License-Identifier: GPL-2.0 */
2/*
3 * Copyright (C) 2004 IBM
4 */
5#ifndef _ASM_DMA_MAPPING_H
6#define _ASM_DMA_MAPPING_H
7
8static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus)
9{
10 /* We don't handle the NULL dev case for ISA for now. We could
11 * do it via an out of line call but it is not needed for now. The
12 * only ISA DMA device we support is the floppy and we have a hack
13 * in the floppy driver directly to get a device for us.
14 */
15 return NULL;
16}
17
18#endif /* _ASM_DMA_MAPPING_H */