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/*

 *  linux/drivers/mfd/mcp.h

 *

 *  Copyright (C) 2001 Russell King, 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 as published by

 * the Free Software Foundation; either version 2 of the License.

 */

#ifndef MCP_H

#define MCP_H

struct mcp_ops;

struct mcp {

        struct module   *owner;

        struct mcp_ops  *ops;

        spinlock_t      lock;

        int             use_count;

        unsigned int    sclk_rate;

        unsigned int    rw_timeout;

        dma_device_t    dma_audio_rd;

        dma_device_t    dma_audio_wr;

        dma_device_t    dma_telco_rd;

        dma_device_t    dma_telco_wr;

        struct device   attached_device;

};

struct mcp_ops {

        void            (*set_telecom_divisor)(struct mcp *, unsigned int);

        void            (*set_audio_divisor)(struct mcp *, unsigned int);

        void            (*reg_write)(struct mcp *, unsigned int, unsigned int);

        unsigned int    (*reg_read)(struct mcp *, unsigned int);

        void            (*enable)(struct mcp *);

        void            (*disable)(struct mcp *);

};

void mcp_set_telecom_divisor(struct mcp *, unsigned int);

void mcp_set_audio_divisor(struct mcp *, unsigned int);

void mcp_reg_write(struct mcp *, unsigned int, unsigned int);

unsigned int mcp_reg_read(struct mcp *, unsigned int);

void mcp_enable(struct mcp *);

void mcp_disable(struct mcp *);

#define mcp_get_sclk_rate(mcp)  ((mcp)->sclk_rate)

struct mcp *mcp_host_alloc(struct device *, size_t);

int mcp_host_register(struct mcp *);

void mcp_host_unregister(struct mcp *);

struct mcp_driver {

        struct device_driver drv;

        int (*probe)(struct mcp *);

        void (*remove)(struct mcp *);

        int (*suspend)(struct mcp *, pm_message_t);

        int (*resume)(struct mcp *);

};

int mcp_driver_register(struct mcp_driver *);

void mcp_driver_unregister(struct mcp_driver *);

#define mcp_get_drvdata(mcp)    dev_get_drvdata(&(mcp)->attached_device)

#define mcp_set_drvdata(mcp,d)  dev_set_drvdata(&(mcp)->attached_device, d)

#define mcp_priv(mcp)           ((void *)((mcp)+1))

#endif