2 * Copyright (C) 2011 Samsung Electrnoics
3 * Lukasz Majewski <l.majewski@samsung.com>
5 * SPDX-License-Identifier: GPL-2.0+
8 #ifndef __USB_MASS_STORAGE_H__
9 #define __USB_MASS_STORAGE_H__
11 #define SECTOR_SIZE 0x200
13 #include <linux/usb/composite.h>
15 #ifndef UMS_START_SECTOR
16 #define UMS_START_SECTOR 0
19 #ifndef UMS_NUM_SECTORS
20 #define UMS_NUM_SECTORS 0
24 int (*read_sector)(struct ums *ums_dev,
25 ulong start, lbaint_t blkcnt, void *buf);
26 int (*write_sector)(struct ums *ums_dev,
27 ulong start, lbaint_t blkcnt, const void *buf);
28 void (*get_capacity)(struct ums *ums_dev,
29 long long int *capacity);
36 extern struct ums *ums;
38 int fsg_init(struct ums *);
39 void fsg_cleanup(void);
40 struct ums *ums_init(unsigned int);
41 int fsg_main_thread(void *);
43 #ifdef CONFIG_USB_GADGET_MASS_STORAGE
44 int fsg_add(struct usb_configuration *c);
46 int fsg_add(struct usb_configuration *c)
51 #endif /* __USB_MASS_STORAGE_H__ */