include/usb_mass_storage.h

   1 /* SPDX-License-Identifier: GPL-2.0+ */
   2 /*
   3  * Copyright (C) 2011 Samsung Electrnoics
   4  * Lukasz Majewski <l.majewski@samsung.com>
   5  */
   6
   7 #ifndef __USB_MASS_STORAGE_H__
   8 #define __USB_MASS_STORAGE_H__
   9
  10 #include <part.h>
  11 #include <linux/usb/composite.h>
  12
  13 /* Wait at maximum 60 seconds for cable connection */
  14 #define UMS_CABLE_READY_TIMEOUT 60
  15
  16 struct ums {
  17         int (*read_sector)(struct ums *ums_dev,
  18                            ulong start, lbaint_t blkcnt, void *buf);
  19         int (*write_sector)(struct ums *ums_dev,
  20                             ulong start, lbaint_t blkcnt, const void *buf);
  21         unsigned int start_sector;
  22         unsigned int num_sectors;
  23         const char *name;
  24         struct blk_desc block_dev;
  25 };
  26
  27 int fsg_init(struct ums *ums_devs, int count, struct udevice *udc);
  28 void fsg_cleanup(void);
  29 int fsg_main_thread(void *);
  30 int fsg_add(struct usb_configuration *c);
  31 #endif /* __USB_MASS_STORAGE_H__ */