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kernel/linux-imx6_3.14.28/sound/soc/s6000/s6000-pcm.h 754 Bytes
6b13f685e   김민수   BSP 최초 추가
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  /*
   * ALSA PCM interface for the Stretch s6000 family
   *
   * Author:      Daniel Gloeckner, <dg@emlix.com>
   * Copyright:   (C) 2009 emlix GmbH <info@emlix.com>
   *
   * 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.
   */
  
  #ifndef _S6000_PCM_H
  #define _S6000_PCM_H
  
  struct snd_soc_dai;
  struct snd_pcm_substream;
  
  struct s6000_pcm_dma_params {
  	unsigned int (*check_xrun)(struct snd_soc_dai *cpu_dai);
  	int (*trigger)(struct snd_pcm_substream *substream, int cmd, int after);
  	dma_addr_t sif_in;
  	dma_addr_t sif_out;
  	u32 dma_in;
  	u32 dma_out;
  	int irq;
  	int same_rate;
  
  	spinlock_t lock;
  	int in_use;
  	int rate;
  };
  
  #endif