[deliverable/linux.git] / drivers / mmc / core / core.h

/*
 *  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

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

static inline void mmc_delay(unsigned int ms)
{
	if (ms < 1000 / HZ) {
		cond_resched();
		mdelay(ms);
	} else {
		msleep(ms);
	}
}

#endif
Commit	Line	Data
1da177e4	1	/*
aaac1b47	2	* linux/drivers/mmc/core/core.h
1da177e4 LT	3	*
1da177e4 LT	4	* Copyright (C) 2003 Russell King, All Rights Reserved.
da7fbe58	5	* Copyright 2007 Pierre Ossman
1da177e4 LT	6	*
	7	* This program is free software; you can redistribute it and/or modify
	8	* it under the terms of the GNU General Public License version 2 as
	9	* published by the Free Software Foundation.
	10	*/
da7fbe58 PO	11	#ifndef _MMC_CORE_CORE_H
da7fbe58 PO	12	#define _MMC_CORE_CORE_H
00b137cf	13
da7fbe58 PO	14	#include <linux/delay.h>
	15
	16	#define MMC_CMD_RETRIES 3
	17
	18	void mmc_set_chip_select(struct mmc_host *host, int mode);
	19
	20	static inline void mmc_delay(unsigned int ms)
	21	{
	22	if (ms < 1000 / HZ) {
	23	cond_resched();
	24	mdelay(ms);
	25	} else {
	26	msleep(ms);
	27	}
	28	}
7104e2d5	29
1da177e4	30	#endif
da7fbe58	31