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kernel/linux-imx6_3.14.28/include/linux/sa11x0-dma.h 572 Bytes
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  /*
   * SA11x0 DMA Engine support
   *
   * Copyright (C) 2012 Russell King
   *
   * This program is free software; you can redistribute it and/or modify
   * it under the terms of the GNU General Public License version 2 as
   * published by the Free Software Foundation.
   */
  #ifndef __LINUX_SA11X0_DMA_H
  #define __LINUX_SA11X0_DMA_H
  
  struct dma_chan;
  
  #if defined(CONFIG_DMA_SA11X0) || defined(CONFIG_DMA_SA11X0_MODULE)
  bool sa11x0_dma_filter_fn(struct dma_chan *, void *);
  #else
  static inline bool sa11x0_dma_filter_fn(struct dma_chan *c, void *d)
  {
  	return false;
  }
  #endif
  
  #endif