|  | /* | 
|  | * TI EDMA DMA engine driver | 
|  | * | 
|  | * Copyright 2012 Texas Instruments | 
|  | * | 
|  | * This program is free software; you can redistribute it and/or | 
|  | * modify it under the terms of the GNU General Public License as | 
|  | * published by the Free Software Foundation version 2. | 
|  | * | 
|  | * This program is distributed "as is" WITHOUT ANY WARRANTY of any | 
|  | * kind, whether express or implied; without even the implied warranty | 
|  | * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the | 
|  | * GNU General Public License for more details. | 
|  | */ | 
|  | #ifndef __LINUX_EDMA_H | 
|  | #define __LINUX_EDMA_H | 
|  |  | 
|  | struct dma_chan; | 
|  |  | 
|  | #if defined(CONFIG_TI_EDMA) || defined(CONFIG_TI_EDMA_MODULE) | 
|  | bool edma_filter_fn(struct dma_chan *, void *); | 
|  | #else | 
|  | static inline bool edma_filter_fn(struct dma_chan *chan, void *param) | 
|  | { | 
|  | return false; | 
|  | } | 
|  | #endif | 
|  |  | 
|  | #endif |