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1da177e4 LT |
1 | #ifndef _H8300_DMA_H |
2 | #define _H8300_DMA_H | |
3 | ||
1da177e4 LT |
4 | |
5 | /* | |
6 | * Set number of channels of DMA on ColdFire for different implementations. | |
7 | */ | |
8 | #define MAX_DMA_CHANNELS 0 | |
9 | #define MAX_DMA_ADDRESS PAGE_OFFSET | |
10 | ||
11 | /* These are in kernel/dma.c: */ | |
12 | extern int request_dma(unsigned int dmanr, const char *device_id); /* reserve a DMA channel */ | |
13 | extern void free_dma(unsigned int dmanr); /* release it again */ | |
14 | ||
15 | #endif /* _H8300_DMA_H */ |