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 */