1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-only */ 2*4882a593Smuzhiyun /* 3*4882a593Smuzhiyun * linux/drivers/mmc/core/bus.h 4*4882a593Smuzhiyun * 5*4882a593Smuzhiyun * Copyright (C) 2003 Russell King, All Rights Reserved. 6*4882a593Smuzhiyun * Copyright 2007 Pierre Ossman 7*4882a593Smuzhiyun */ 8*4882a593Smuzhiyun #ifndef _MMC_CORE_BUS_H 9*4882a593Smuzhiyun #define _MMC_CORE_BUS_H 10*4882a593Smuzhiyun 11*4882a593Smuzhiyun #include <linux/device.h> 12*4882a593Smuzhiyun 13*4882a593Smuzhiyun struct mmc_host; 14*4882a593Smuzhiyun struct mmc_card; 15*4882a593Smuzhiyun 16*4882a593Smuzhiyun #define MMC_DEV_ATTR(name, fmt, args...) \ 17*4882a593Smuzhiyun static ssize_t mmc_##name##_show (struct device *dev, struct device_attribute *attr, char *buf) \ 18*4882a593Smuzhiyun { \ 19*4882a593Smuzhiyun struct mmc_card *card = mmc_dev_to_card(dev); \ 20*4882a593Smuzhiyun return sprintf(buf, fmt, args); \ 21*4882a593Smuzhiyun } \ 22*4882a593Smuzhiyun static DEVICE_ATTR(name, S_IRUGO, mmc_##name##_show, NULL) 23*4882a593Smuzhiyun 24*4882a593Smuzhiyun struct mmc_card *mmc_alloc_card(struct mmc_host *host, 25*4882a593Smuzhiyun struct device_type *type); 26*4882a593Smuzhiyun int mmc_add_card(struct mmc_card *card); 27*4882a593Smuzhiyun void mmc_remove_card(struct mmc_card *card); 28*4882a593Smuzhiyun 29*4882a593Smuzhiyun int mmc_register_bus(void); 30*4882a593Smuzhiyun void mmc_unregister_bus(void); 31*4882a593Smuzhiyun 32*4882a593Smuzhiyun struct mmc_driver { 33*4882a593Smuzhiyun struct device_driver drv; 34*4882a593Smuzhiyun int (*probe)(struct mmc_card *card); 35*4882a593Smuzhiyun void (*remove)(struct mmc_card *card); 36*4882a593Smuzhiyun void (*shutdown)(struct mmc_card *card); 37*4882a593Smuzhiyun }; 38*4882a593Smuzhiyun 39*4882a593Smuzhiyun int mmc_register_driver(struct mmc_driver *drv); 40*4882a593Smuzhiyun void mmc_unregister_driver(struct mmc_driver *drv); 41*4882a593Smuzhiyun 42*4882a593Smuzhiyun #endif 43