OpenCloudOS-Kernel/arch/powerpc/include/asm/dma-mapping.h

19 lines
520 B
C

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