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) 24int edma_pcm_platform_register(struct device *dev); 25#else 26static 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__ */ 33