linux/sound/soc/davinci/edma-pcm.h
Peter Ujfalusi e8ffacee0a ASoC: edma-pcm: Add empty functions for !CONFIG_SND_EDMA_SOC builds
So drivers mixing with other platform drivers, like davinci-mcasp do not
need to fiddle with CONFIG_SND_EDMA_SOC in their code.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Tested-by: Daniel Mack <daniel@zonque.org>
Signed-off-by: Mark Brown <broonie@linaro.org>
2014-07-16 22:09:08 +01:00

33 lines
943 B
C

/*
* edma-pcm.h - eDMA PCM driver using dmaengine for AM3xxx, AM4xxx
*
* Copyright (C) 2014 Texas Instruments, Inc.
*
* Author: Peter Ujfalusi <peter.ujfalusi@ti.com>
*
* Based on: sound/soc/tegra/tegra_pcm.h
*
* 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.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#ifndef __EDMA_PCM_H__
#define __EDMA_PCM_H__
#if IS_ENABLED(CONFIG_SND_EDMA_SOC)
int edma_pcm_platform_register(struct device *dev);
#else
static inline int edma_pcm_platform_register(struct device *dev)
{
return 0;
}
#endif /* CONFIG_SND_EDMA_SOC */
#endif /* __EDMA_PCM_H__ */