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39b083fe1c
Use do { } while (0) constructs instead of empty defines to avoid
subtle compile bugs.
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
17 lines
241 B
C
17 lines
241 B
C
/*
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* include/asm-s390/dma.h
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*
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* S390 version
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*/
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#ifndef _ASM_DMA_H
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#define _ASM_DMA_H
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#include <asm/io.h> /* need byte IO */
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#define MAX_DMA_ADDRESS 0x80000000
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#define free_dma(x) do { } while (0)
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#endif /* _ASM_DMA_H */
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