| /* | |
| * linux/sound/arm/pxa2xx-pcm.h -- ALSA PCM interface for the Intel PXA2xx chip | |
| * | |
| * Author: Nicolas Pitre | |
| * Created: Nov 30, 2004 | |
| * Copyright: MontaVista Software, Inc. | |
| * | |
| * 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. | |
| */ | |
| struct pxa2xx_runtime_data { | |
| int dma_ch; | |
| struct snd_dmaengine_dai_dma_data *params; | |
| struct pxa_dma_desc *dma_desc_array; | |
| dma_addr_t dma_desc_array_phys; | |
| }; | |
| struct pxa2xx_pcm_client { | |
| struct snd_dmaengine_dai_dma_data *playback_params; | |
| struct snd_dmaengine_dai_dma_data *capture_params; | |
| int (*startup)(struct snd_pcm_substream *); | |
| void (*shutdown)(struct snd_pcm_substream *); | |
| int (*prepare)(struct snd_pcm_substream *); | |
| }; | |
| extern int pxa2xx_pcm_new(struct snd_card *, struct pxa2xx_pcm_client *, struct snd_pcm **); | |