| /* |
| * dma.h -- |
| * |
| * This program is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License as published by the |
| * Free Software Foundation; either version 2 of the License, or (at your |
| * option) any later version. |
| * |
| * ALSA PCM interface for the Samsung SoC |
| */ |
| |
| #ifndef _S3C_AUDIO_H |
| #define _S3C_AUDIO_H |
| |
| #include <sound/dmaengine_pcm.h> |
| |
| struct s3c_dma_params { |
| struct s3c2410_dma_client *client; /* stream identifier */ |
| int channel; /* Channel ID */ |
| dma_addr_t dma_addr; |
| int dma_size; /* Size of the DMA transfer */ |
| #ifdef CONFIG_ARM64 |
| unsigned long ch; |
| #else |
| unsigned ch; |
| #endif |
| struct samsung_dma_ops *ops; |
| struct device *sec_dma_dev; /* stream identifier */ |
| char *ch_name; |
| bool esa_dma; |
| bool compr_dma; |
| |
| }; |
| |
| void samsung_asoc_init_dma_data(struct snd_soc_dai *dai, |
| struct s3c_dma_params *playback, |
| struct s3c_dma_params *capture); |
| int samsung_asoc_dma_platform_register(struct device *dev); |
| int asoc_dma_platform_register(struct device *dev); |
| void asoc_dma_platform_unregister(struct device *dev); |
| |
| #endif |