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/*

 *  linux/drivers/mmc/core/core.h

 *

 *  Copyright (C) 2003 Russell King, All Rights Reserved.

 *  Copyright 2007 Pierre Ossman

 *

 * 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 _MMC_CORE_CORE_H

#define _MMC_CORE_CORE_H

#include <linux/delay.h>

#define MMC_CMD_RETRIES        3

struct mmc_bus_ops {

        void (*remove)(struct mmc_host *);

        void (*detect)(struct mmc_host *);

        int (*sysfs_add)(struct mmc_host *, struct mmc_card *card);

        void (*sysfs_remove)(struct mmc_host *, struct mmc_card *card);

        void (*suspend)(struct mmc_host *);

        void (*resume)(struct mmc_host *);

};

void mmc_attach_bus(struct mmc_host *host, const struct mmc_bus_ops *ops);

void mmc_detach_bus(struct mmc_host *host);

void mmc_set_chip_select(struct mmc_host *host, int mode);

void mmc_set_clock(struct mmc_host *host, unsigned int hz);

void mmc_set_bus_mode(struct mmc_host *host, unsigned int mode);

void mmc_set_bus_width(struct mmc_host *host, unsigned int width);

u32 mmc_select_voltage(struct mmc_host *host, u32 ocr);

void mmc_set_timing(struct mmc_host *host, unsigned int timing);

static inline void mmc_delay(unsigned int ms)

{

        if (ms < 1000 / HZ) {

                cond_resched();

                mdelay(ms);

        } else {

                msleep(ms);

        }

}

void mmc_rescan(struct work_struct *work);

void mmc_start_host(struct mmc_host *host);

void mmc_stop_host(struct mmc_host *host);

extern int use_spi_crc;

#endif