original_kernel/include/asm-generic/dma-mapping-broken.h

23 lines
435 B
C

#ifndef _ASM_GENERIC_DMA_MAPPING_H
#define _ASM_GENERIC_DMA_MAPPING_H
/* This is used for archs that do not support DMA */
static inline void *
dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle,
gfp_t flag)
{
BUG();
return NULL;
}
static inline void
dma_free_coherent(struct device *dev, size_t size, void *cpu_addr,
dma_addr_t dma_handle)
{
BUG();
}
#endif /* _ASM_GENERIC_DMA_MAPPING_H */