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/*
* Copyright (C) ST-Ericsson SA 2010
*
* Author: Ola Lilja ola.o.lilja@stericsson.com,
* Roger Nilsson roger.xr.nilsson@stericsson.com
* for ST-Ericsson.
*
* License terms:
*
* 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 UX500_PCM_H
#define UX500_PCM_H
#include <mach/msp.h>
#define UX500_PLATFORM_BUFFER_SIZE (64*1024)
#define UX500_PLATFORM_MIN_RATE_PLAYBACK 8000
#define UX500_PLATFORM_MAX_RATE_PLAYBACK 48000
#define UX500_PLATFORM_MIN_RATE_CAPTURE 8000
#define UX500_PLATFORM_MAX_RATE_CAPTURE 48000
#define UX500_PLATFORM_MIN_CHANNELS 1
#define UX500_PLATFORM_MAX_CHANNELS 2
#define UX500_PLATFORM_MIN_PERIOD_BYTES 128
enum alsa_state {
ALSA_STATE_PAUSED,
ALSA_STATE_RUNNING
};
extern struct snd_soc_platform ux500_soc_platform;
struct ux500_pcm_private_s {
int msp_id;
int stream_id;
int active;
int period;
int periods;
enum alsa_state state;
unsigned int old_offset;
struct semaphore alsa_sem;
struct completion alsa_com;
};
irqreturn_t ux500_pcm_dma_eot_handler(void *data, int irq);
#endif
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