|  | /* | 
|  | * 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 |