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_SOC_TI_EDMA_PCM) 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_SOC_TI_EDMA_PCM */ 31 32 #endif /* __EDMA_PCM_H__ */ 33