Release 4.7 tools/virtio/linux/dma-mapping.h

#ifndef _LINUX_DMA_MAPPING_H

#define _LINUX_DMA_MAPPING_H

#ifdef CONFIG_HAS_DMA
# error Virtio userspace code does not support CONFIG_HAS_DMA
#endif


#define PCI_DMA_BUS_IS_PHYS 1


enum dma_data_direction {
	
DMA_BIDIRECTIONAL = 0,
	
DMA_TO_DEVICE = 1,
	
DMA_FROM_DEVICE = 2,
	
DMA_NONE = 3,
};

#endif
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