#ifndef _MMC_CORE_BUS_H
#define _MMC_CORE_BUS_H
-struct mmc_card *mmc_alloc_card(struct mmc_host *host);
+#define MMC_DEV_ATTR(name, fmt, args...) \
+static ssize_t mmc_##name##_show (struct device *dev, struct device_attribute *attr, char *buf) \
+{ \
+ struct mmc_card *card = container_of(dev, struct mmc_card, dev); \
+ return sprintf(buf, fmt, args); \
+} \
+static DEVICE_ATTR(name, S_IRUGO, mmc_##name##_show, NULL)
+
+struct mmc_card *mmc_alloc_card(struct mmc_host *host,
+ struct device_type *type);
int mmc_add_card(struct mmc_card *card);
void mmc_remove_card(struct mmc_card *card);