sound/soc/davinci/edma-pcm.h

   1 /*
   2  * edma-pcm.h - eDMA PCM driver using dmaengine for AM3xxx, AM4xxx
   3  *
   4  * Copyright (C) 2014 Texas Instruments, Inc.
   5  *
   6  * Author: Peter Ujfalusi <peter.ujfalusi@ti.com>
   7  *
   8  * Based on: sound/soc/tegra/tegra_pcm.h
   9  *
  10  * This program is free software; you can redistribute it and/or
  11  * modify it under the terms of the GNU General Public License
  12  * version 2 as published by the Free Software Foundation.
  13  *
  14  * This program is distributed in the hope that it will be useful, but
  15  * WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  17  * General Public License for more details.
  18  */
  19
  20 #ifndef __EDMA_PCM_H__
  21 #define __EDMA_PCM_H__
  22
  23 #if IS_ENABLED(CONFIG_SND_EDMA_SOC)
  24 int edma_pcm_platform_register(struct device *dev);
  25 #else
  26 static inline int edma_pcm_platform_register(struct device *dev)
  27 {
  28         return 0;
  29 }
  30 #endif /* CONFIG_SND_EDMA_SOC */
  31
  32 #endif /* __EDMA_PCM_H__ */