include/linux/sa11x0-dma.h

   1 /*
   2  * SA11x0 DMA Engine support
   3  *
   4  * Copyright (C) 2012 Russell King
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License version 2 as
   8  * published by the Free Software Foundation.
   9  */
  10 #ifndef __LINUX_SA11X0_DMA_H
  11 #define __LINUX_SA11X0_DMA_H
  12
  13 struct dma_chan;
  14
  15 #if defined(CONFIG_DMA_SA11X0) || defined(CONFIG_DMA_SA11X0_MODULE)
  16 bool sa11x0_dma_filter_fn(struct dma_chan *, void *);
  17 #else
  18 static inline bool sa11x0_dma_filter_fn(struct dma_chan *c, void *d)
  19 {
  20         return false;
  21 }
  22 #endif
  23
  24 #endif