Commit f5817191 authored by Christoph Hellwig's avatar Christoph Hellwig Committed by Michael Ellerman
Browse files

powerpc: use <asm-generic/dma-mapping.h> 



The powerpc version of dma-mapping.h only contains a version of
get_arch_dma_ops that always return NULL.  Replace it with the
asm-generic version that does the same.

Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
Signed-off-by: default avatarMichael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20190807150752.17894-1-hch@lst.de
parent 1ca3dec2

arch/powerpc/include/asm/Kbuild

+1 −0
Original line number Diff line number Diff line
@@ -4,6 +4,7 @@ generated-y += syscall_table_64.h 
generated-y += syscall_table_c32.h

generated-y += syscall_table_spu.h

generic-y += div64.h

generic-y += dma-mapping.h

generic-y += export.h

generic-y += irq_regs.h

generic-y += local64.h

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

deleted100644 → 0
+0 −18
Original line number Diff line number Diff line 
/* 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 */

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