linux/include/asm-s390/dma.h
Heiko Carstens 39b083fe1c [S390] empty function defines.
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>
2006-09-20 15:58:51 +02:00

16 lines
241 B
C

/*
* include/asm-s390/dma.h
*
* S390 version
*/
#ifndef _ASM_DMA_H
#define _ASM_DMA_H
#include <asm/io.h> /* need byte IO */
#define MAX_DMA_ADDRESS 0x80000000
#define free_dma(x) do { } while (0)
#endif /* _ASM_DMA_H */