Linux Kernel  3.7.1
 All Data Structures Namespaces Files Functions Variables Typedefs Enumerations Enumerator Macros Groups Pages
dma.h
Go to the documentation of this file.
1 #ifndef _H8300_DMA_H
2 #define _H8300_DMA_H
3 
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 */