1/*
 2 * linux/sound/arm/pxa2xx-pcm.h -- ALSA PCM interface for the Intel PXA2xx chip
 3 *
 4 * Author:	Nicolas Pitre
 5 * Created:	Nov 30, 2004
 6 * Copyright:	MontaVista Software, Inc.
 7 *
 8 * This program is free software; you can redistribute it and/or modify
 9 * it under the terms of the GNU General Public License version 2 as
10 * published by the Free Software Foundation.
11 */
12#include <mach/dma.h>
13
14struct pxa2xx_runtime_data {
15	int dma_ch;
16	struct snd_dmaengine_dai_dma_data *params;
17	pxa_dma_desc *dma_desc_array;
18	dma_addr_t dma_desc_array_phys;
19};
20
21struct pxa2xx_pcm_client {
22	struct snd_dmaengine_dai_dma_data *playback_params;
23	struct snd_dmaengine_dai_dma_data *capture_params;
24	int (*startup)(struct snd_pcm_substream *);
25	void (*shutdown)(struct snd_pcm_substream *);
26	int (*prepare)(struct snd_pcm_substream *);
27};
28
29extern int pxa2xx_pcm_new(struct snd_card *, struct pxa2xx_pcm_client *, struct snd_pcm **);
30

 1/*
 2 * linux/sound/arm/pxa2xx-pcm.h -- ALSA PCM interface for the Intel PXA2xx chip
 3 *
 4 * Author:	Nicolas Pitre
 5 * Created:	Nov 30, 2004
 6 * Copyright:	MontaVista Software, Inc.
 7 *
 8 * This program is free software; you can redistribute it and/or modify
 9 * it under the terms of the GNU General Public License version 2 as
10 * published by the Free Software Foundation.
11 */
 
12
13struct pxa2xx_runtime_data {
14	int dma_ch;
15	struct snd_dmaengine_dai_dma_data *params;
 
 
16};
17
18struct pxa2xx_pcm_client {
19	struct snd_dmaengine_dai_dma_data *playback_params;
20	struct snd_dmaengine_dai_dma_data *capture_params;
21	int (*startup)(struct snd_pcm_substream *);
22	void (*shutdown)(struct snd_pcm_substream *);
23	int (*prepare)(struct snd_pcm_substream *);
24};
25
26extern int pxa2xx_pcm_new(struct snd_card *, struct pxa2xx_pcm_client *, struct snd_pcm **);
27