1b528f713SLukasz Majewski /* 2b528f713SLukasz Majewski * Copyright (C) 2011 Samsung Electrnoics 3b528f713SLukasz Majewski * Lukasz Majewski <l.majewski@samsung.com> 4b528f713SLukasz Majewski * 51a459660SWolfgang Denk * SPDX-License-Identifier: GPL-2.0+ 6b528f713SLukasz Majewski */ 7b528f713SLukasz Majewski 8b528f713SLukasz Majewski #ifndef __USB_MASS_STORAGE_H__ 9b528f713SLukasz Majewski #define __USB_MASS_STORAGE_H__ 10b528f713SLukasz Majewski 11b528f713SLukasz Majewski #define SECTOR_SIZE 0x200 12b528f713SLukasz Majewski #include <mmc.h> 13ba4e95c9SLukasz Majewski #include <linux/usb/composite.h> 14b528f713SLukasz Majewski 15*93c813b3SPrzemyslaw Marczak #ifndef UMS_START_SECTOR 16*93c813b3SPrzemyslaw Marczak #define UMS_START_SECTOR 0 17*93c813b3SPrzemyslaw Marczak #endif 18*93c813b3SPrzemyslaw Marczak 19*93c813b3SPrzemyslaw Marczak #ifndef UMS_NUM_SECTORS 20*93c813b3SPrzemyslaw Marczak #define UMS_NUM_SECTORS 0 21*93c813b3SPrzemyslaw Marczak #endif 22*93c813b3SPrzemyslaw Marczak 23*93c813b3SPrzemyslaw Marczak struct ums { 24*93c813b3SPrzemyslaw Marczak int (*read_sector)(struct ums *ums_dev, 25*93c813b3SPrzemyslaw Marczak ulong start, lbaint_t blkcnt, void *buf); 26*93c813b3SPrzemyslaw Marczak int (*write_sector)(struct ums *ums_dev, 27*93c813b3SPrzemyslaw Marczak ulong start, lbaint_t blkcnt, const void *buf); 28*93c813b3SPrzemyslaw Marczak void (*get_capacity)(struct ums *ums_dev, 29*93c813b3SPrzemyslaw Marczak long long int *capacity); 30*93c813b3SPrzemyslaw Marczak const char *name; 31b528f713SLukasz Majewski struct mmc *mmc; 32b528f713SLukasz Majewski int offset; 33b528f713SLukasz Majewski int part_size; 34b528f713SLukasz Majewski }; 35b528f713SLukasz Majewski 36*93c813b3SPrzemyslaw Marczak extern struct ums *ums; 37b528f713SLukasz Majewski 38*93c813b3SPrzemyslaw Marczak int fsg_init(struct ums *); 3916297cfbSMateusz Zalega void fsg_cleanup(void); 40*93c813b3SPrzemyslaw Marczak struct ums *ums_init(unsigned int); 4116297cfbSMateusz Zalega int fsg_main_thread(void *); 42b528f713SLukasz Majewski 43ba4e95c9SLukasz Majewski #ifdef CONFIG_USB_GADGET_MASS_STORAGE 44ba4e95c9SLukasz Majewski int fsg_add(struct usb_configuration *c); 45ba4e95c9SLukasz Majewski #else 46ba4e95c9SLukasz Majewski int fsg_add(struct usb_configuration *c) 47ba4e95c9SLukasz Majewski { 48ba4e95c9SLukasz Majewski return 0; 49ba4e95c9SLukasz Majewski } 50ba4e95c9SLukasz Majewski #endif 51b528f713SLukasz Majewski #endif /* __USB_MASS_STORAGE_H__ */ 52