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#ifndef __BUFFER_MANAGER_H__
#define __BUFFER_MANAGER_H__
/*
* Copyright 2007-2010 Freescale Semiconductor, Inc. All Rights Reserved.
*/
/*
* The code contained herein is licensed under the GNU General Public
* License. You may obtain a copy of the GNU General Public License
* Version 2 or later at the following locations:
*
* http://www.opensource.org/licenses/gpl-license.html
* http://www.gnu.org/copyleft/gpl.html
*/
#include <linux/types.h>
#include <linux/spinlock.h>
typedef struct i2c_slave_ring_buffer {
int start;
int end;
int total;
bool full;
char *buffer;
spinlock_t lock;
} i2c_slave_ring_buffer_t;
i2c_slave_ring_buffer_t *i2c_slave_rb_alloc(int size);
void i2c_slave_rb_release(i2c_slave_ring_buffer_t *ring);
int i2c_slave_rb_produce(i2c_slave_ring_buffer_t *ring, int num, char *data);
int i2c_slave_rb_consume(i2c_slave_ring_buffer_t *ring, int num, char *data);
int i2c_slave_rb_num(i2c_slave_ring_buffer_t *ring);
void i2c_slave_rb_clear(i2c_slave_ring_buffer_t *ring);
#endif
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