root/arch/powerpc/include/asm/dma-mapping.h

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DEFINITIONS

This source file includes following definitions.
  1. get_arch_dma_ops
   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 
   8 static 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 */
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