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/* Copyright (c) 2010-2011, The Linux Foundation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
* only version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
*/
#ifndef __DAI_H__
#define __DAI_H__
struct dai_dma_params {
u8 *buffer;
uint32_t src_start;
uint32_t bus_id;
int buffer_size;
int period_size;
int channels;
};
enum {
DAI_SPKR = 0,
DAI_MIC,
DAI_MI2S,
DAI_SEC_SPKR,
DAI_SEC_MIC,
};
/* Function Prototypes */
int dai_open(uint32_t dma_ch);
void dai_close(uint32_t dma_ch);
int dai_start(uint32_t dma_ch);
int dai_stop(uint32_t dma_ch);
int dai_set_params(uint32_t dma_ch, struct dai_dma_params *params);
uint32_t dai_get_dma_pos(uint32_t dma_ch);
void register_dma_irq_handler(int dma_ch,
irqreturn_t (*callback) (int intrSrc, void *private_data),
void *private_data);
void unregister_dma_irq_handler(int dma_ch);
void dai_set_master_mode(uint32_t dma_ch, int mode);
int dai_start_hdmi(uint32_t dma_ch);
int wait_for_dma_cnt_stop(uint32_t dma_ch);
void dai_stop_hdmi(uint32_t dma_ch);
#endif
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