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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