380 		ret = sprintf(buf, "%d\n", ubi->mtd->index);  in dev_attribute_show()
612 	device_size = mtd_get_device_size(ubi->mtd);  in get_bad_peb_limit()
613 	device_pebs = mtd_div_by_eb(device_size, ubi->mtd);  in get_bad_peb_limit()
644 	if (ubi->mtd->numeraseregions != 0) {  in io_init()
666 	ubi->peb_size   = ubi->mtd->erasesize;  in io_init()
667 	ubi->peb_count  = mtd_div_by_eb(ubi->mtd->size, ubi->mtd);  in io_init()
668 	ubi->flash_size = ubi->mtd->size;  in io_init()
670 	if (mtd_can_have_bb(ubi->mtd)) {  in io_init()
675 	if (ubi->mtd->type == MTD_NORFLASH) {  in io_init()
676 		ubi_assert(ubi->mtd->writesize == 1);  in io_init()
680 	ubi->min_io_size = ubi->mtd->writesize;  in io_init()
681 	ubi->hdrs_min_io_size = ubi->mtd->writesize >> ubi->mtd->subpage_sft;  in io_init()
698 	ubi->max_write_size = ubi->mtd->writebufsize;  in io_init()
779 	if (!(ubi->mtd->flags & MTD_WRITEABLE)) {  in io_init()
781 			ubi->mtd->index);  in io_init()
869 int ubi_attach_mtd_dev(struct mtd_info *mtd, int ubi_num,  in ubi_attach_mtd_dev()  argument
889 		if (ubi && mtd->index == ubi->mtd->index) {  in ubi_attach_mtd_dev()
891 				mtd->index, i);  in ubi_attach_mtd_dev()
904 	if (mtd->type == MTD_UBIVOLUME) {  in ubi_attach_mtd_dev()
906 			mtd->index);  in ubi_attach_mtd_dev()
935 	ubi->mtd = mtd;  in ubi_attach_mtd_dev()
948 	ubi->fm_pool.max_size = min(((int)mtd_div_by_eb(ubi->mtd->size,  in ubi_attach_mtd_dev()
949 		ubi->mtd) / 100) * 5, UBI_FM_MAX_POOL_SIZE);  in ubi_attach_mtd_dev()
958 	if (!ubi->fm_disabled && (int)mtd_div_by_eb(ubi->mtd->size, ubi->mtd)  in ubi_attach_mtd_dev()
978 	ubi_msg(ubi, "attaching mtd%d", mtd->index);  in ubi_attach_mtd_dev()
998 			mtd->index, err);  in ubi_attach_mtd_dev()
1025 		mtd->index, mtd->name, ubi->flash_size >> 20);  in ubi_attach_mtd_dev()
1117 	ubi_msg(ubi, "detaching mtd%d", ubi->mtd->index);  in ubi_detach_mtd_dev()
1145 	put_mtd_device(ubi->mtd);  in ubi_detach_mtd_dev()
1148 	ubi_msg(ubi, "mtd%d is detached", ubi->mtd->index);  in ubi_detach_mtd_dev()
1201 	struct mtd_info *mtd;  in open_mtd_device()  local
1211 		mtd = get_mtd_device_nm(mtd_dev);  in open_mtd_device()
1212 		if (IS_ERR(mtd) && PTR_ERR(mtd) == -ENODEV)  in open_mtd_device()
1214 			mtd = open_mtd_by_chdev(mtd_dev);  in open_mtd_device()
1216 		mtd = get_mtd_device(NULL, mtd_num);  in open_mtd_device()
1218 	return mtd;  in open_mtd_device()
1271 		struct mtd_info *mtd;  in ubi_init()  local
1275 		mtd = open_mtd_device(p->name);  in ubi_init()
1276 		if (IS_ERR(mtd)) {  in ubi_init()
1277 			err = PTR_ERR(mtd);  in ubi_init()
1287 		err = ubi_attach_mtd_dev(mtd, p->ubi_num,  in ubi_init()
1292 			       mtd->index);  in ubi_init()
1293 			put_mtd_device(mtd);  in ubi_init()
1492 module_param_call(mtd, ubi_mtd_param_parse, NULL, NULL, 000);
1493 MODULE_PARM_DESC(mtd, "MTD devices to attach. Parameter format: mtd=<name|num|path>[,<vid_hdr_offs>…