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* ALSA PCM interface for the TI DAVINCI processor
* Author: Vladimir Barinov, <>
* Copyright: (C) 2007 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.
#ifndef _DAVINCI_PCM_H
#define _DAVINCI_PCM_H
#include <linux/genalloc.h>
#include <linux/platform_data/davinci_asp.h>
#include <linux/platform_data/edma.h>
struct davinci_pcm_dma_params {
int channel; /* sync dma channel ID */
unsigned short acnt;
dma_addr_t dma_addr; /* device physical address for DMA */
unsigned sram_size;
struct gen_pool *sram_pool; /* SRAM gen_pool for ping pong */
enum dma_event_q asp_chan_q; /* event queue number for ASP channel */
enum dma_event_q ram_chan_q; /* event queue number for RAM channel */
unsigned char data_type; /* xfer data type */
unsigned char convert_mono_stereo;
unsigned int fifo_level;
int davinci_soc_platform_register(struct device *dev);
static inline int davinci_soc_platform_register(struct device *dev)
return 0;