drivers/mmc/core/bus.h

   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