diff options
Diffstat (limited to 'drivers/mmc/core/bus.h')
| -rw-r--r-- | drivers/mmc/core/bus.h | 28 |
1 files changed, 20 insertions, 8 deletions
diff --git a/drivers/mmc/core/bus.h b/drivers/mmc/core/bus.h index 00a19710b6b4..8b69624fa46e 100644 --- a/drivers/mmc/core/bus.h +++ b/drivers/mmc/core/bus.h @@ -1,31 +1,43 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * linux/drivers/mmc/core/bus.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_BUS_H #define _MMC_CORE_BUS_H +#include <linux/device.h> +#include <linux/sysfs.h> + +struct mmc_host; +struct mmc_card; + #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 = mmc_dev_to_card(dev); \ - return sprintf(buf, fmt, args); \ + return sysfs_emit(buf, fmt, args); \ } \ -static DEVICE_ATTR(name, S_IRUGO, mmc_##name##_show, NULL) +static DEVICE_ATTR(name, 0444, mmc_##name##_show, NULL) struct mmc_card *mmc_alloc_card(struct mmc_host *host, - struct device_type *type); + const struct device_type *type); int mmc_add_card(struct mmc_card *card); void mmc_remove_card(struct mmc_card *card); int mmc_register_bus(void); void mmc_unregister_bus(void); -#endif +struct mmc_driver { + struct device_driver drv; + int (*probe)(struct mmc_card *card); + void (*remove)(struct mmc_card *card); + void (*shutdown)(struct mmc_card *card); +}; + +int mmc_register_driver(struct mmc_driver *drv); +void mmc_unregister_driver(struct mmc_driver *drv); +#endif |