kernel-ark/arch/s390/include/asm/dma.h
Heiko Carstens 87890f9227 s390/pci: define isa_dma_bridge_buggy
Define isa_dma_bridge_buggy. Needed to make pci quirks compile:

drivers/pci/quirks.c: In function ‘quirk_isa_dma_hangs’:
drivers/pci/quirks.c:88:7: error: ‘isa_dma_bridge_buggy’ undeclared (first use in this function)

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
2013-01-08 10:57:09 +01:00

20 lines
417 B
C

#ifndef _ASM_S390_DMA_H
#define _ASM_S390_DMA_H
#include <asm/io.h>
/*
* MAX_DMA_ADDRESS is ambiguous because on s390 its completely unrelated
* to DMA. It _is_ used for the s390 memory zone split at 2GB caused
* by the 31 bit heritage.
*/
#define MAX_DMA_ADDRESS 0x80000000
#ifdef CONFIG_PCI
extern int isa_dma_bridge_buggy;
#else
#define isa_dma_bridge_buggy (0)
#endif
#endif /* _ASM_S390_DMA_H */