projects / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 2c484df0 TI |
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 | ||
| a6d77317 DB |
13 | struct pxa2xx_runtime_data { |
| 14 | int dma_ch; | |
| d65a1458 | 15 | struct snd_dmaengine_dai_dma_data *params; |
| b4528141 | 16 | struct pxa_dma_desc *dma_desc_array; |
| a6d77317 | 17 | dma_addr_t dma_desc_array_phys; |
| d18f8376 | 18 | }; |
| a6d77317 | 19 | |
| d18f8376 | 20 | struct pxa2xx_pcm_client { |
| d65a1458 DM |
21 | struct snd_dmaengine_dai_dma_data *playback_params; |
| 22 | struct snd_dmaengine_dai_dma_data *capture_params; | |
| d18f8376 TI |
23 | int (*startup)(struct snd_pcm_substream *); |
| 24 | void (*shutdown)(struct snd_pcm_substream *); | |
| 25 | int (*prepare)(struct snd_pcm_substream *); | |
| 26 | }; | |
| 2c484df0 | 27 | |
| d18f8376 | 28 | extern int pxa2xx_pcm_new(struct snd_card *, struct pxa2xx_pcm_client *, struct snd_pcm **); |
| 2c484df0 | 29 |