android_kernel_xiaomi_sm8350/include/asm-m68k/dma.h

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#ifndef _M68K_DMA_H
#define _M68K_DMA_H 1
/* it's useless on the m68k, but unfortunately needed by the new
bootmem allocator (but this should do it for this) */
#define MAX_DMA_ADDRESS PAGE_OFFSET
#define MAX_DMA_CHANNELS 8
extern int request_dma(unsigned int dmanr, const char * device_id); /* reserve a DMA channel */
extern void free_dma(unsigned int dmanr); /* release it again */
#define isa_dma_bridge_buggy (0)
#endif /* _M68K_DMA_H */