xref: /linux/drivers/mmc/core/bus.h (revision edc7616c307ad315159a8aa050142237f524e079)
1 /*
2  *  linux/drivers/mmc/core/bus.h
3  *
4  *  Copyright (C) 2003 Russell King, All Rights Reserved.
5  *  Copyright 2007 Pierre Ossman
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  */
11 #ifndef _MMC_CORE_BUS_H
12 #define _MMC_CORE_BUS_H
13 
14 #define MMC_DEV_ATTR(name, fmt, args...)					\
15 static ssize_t mmc_##name##_show (struct device *dev, struct device_attribute *attr, char *buf)	\
16 {										\
17 	struct mmc_card *card = container_of(dev, struct mmc_card, dev);	\
18 	return sprintf(buf, fmt, args);						\
19 }										\
20 static DEVICE_ATTR(name, S_IRUGO, mmc_##name##_show, NULL)
21 
22 struct mmc_card *mmc_alloc_card(struct mmc_host *host,
23 	struct device_type *type);
24 int mmc_add_card(struct mmc_card *card);
25 void mmc_remove_card(struct mmc_card *card);
26 
27 int mmc_register_bus(void);
28 void mmc_unregister_bus(void);
29 
30 #endif
31 
32