acrn-kernel/include/asm-m32r/dma-mapping.h

24 lines
503 B
C

#ifndef _ASM_M32R_DMA_MAPPING_H
#define _ASM_M32R_DMA_MAPPING_H
/*
* NOTE: Do not include <asm-generic/dma-mapping.h>
* Because it requires PCI stuffs, but current M32R don't provide these.
*/
static inline void *
dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle,
int flag)
{
return (void *)NULL;
}
static inline void
dma_free_coherent(struct device *dev, size_t size, void *cpu_addr,
dma_addr_t dma_handle)
{
return;
}
#endif /* _ASM_M32R_DMA_MAPPING_H */