67 bool mtd_partitions_used(struct mtd_info *master)  in mtd_partitions_used()  argument
71 	list_for_each_entry(slave, &master->partitions, node) {  in mtd_partitions_used()
531  * attached to the given master MTD object, recursively.
533 static int do_del_mtd_partitions(struct mtd_info *master)  in do_del_mtd_partitions()  argument
538 	list_for_each_entry_safe(slave, next, &master->partitions, node) {  in do_del_mtd_partitions()
558 int del_mtd_partitions(struct mtd_info *master)  in del_mtd_partitions()  argument
562 	debug("Deleting MTD partitions on \"%s\":\n", master->name);  in del_mtd_partitions()
565 	ret = do_del_mtd_partitions(master);  in del_mtd_partitions()
571 static struct mtd_info *allocate_partition(struct mtd_info *master,  in allocate_partition()  argument
583 		       master->name);  in allocate_partition()
590 	slave->type = master->type;  in allocate_partition()
591 	slave->flags = master->flags & ~part->mask_flags;  in allocate_partition()
593 	slave->writesize = master->writesize;  in allocate_partition()
594 	slave->writebufsize = master->writebufsize;  in allocate_partition()
595 	slave->oobsize = master->oobsize;  in allocate_partition()
596 	slave->oobavail = master->oobavail;  in allocate_partition()
597 	slave->subpage_sft = master->subpage_sft;  in allocate_partition()
600 	slave->owner = master->owner;  in allocate_partition()
602 	slave->backing_dev_info = master->backing_dev_info;  in allocate_partition()
607 	slave->dev.parent = master->dev.parent;  in allocate_partition()
610 	if (master->_read)  in allocate_partition()
612 	if (master->_write)  in allocate_partition()
615 	if (master->_panic_write)  in allocate_partition()
619 	if (master->_point && master->_unpoint) {  in allocate_partition()
625 	if (master->_get_unmapped_area)  in allocate_partition()
627 	if (master->_read_oob)  in allocate_partition()
629 	if (master->_write_oob)  in allocate_partition()
631 	if (master->_read_user_prot_reg)  in allocate_partition()
633 	if (master->_read_fact_prot_reg)  in allocate_partition()
635 	if (master->_write_user_prot_reg)  in allocate_partition()
637 	if (master->_lock_user_prot_reg)  in allocate_partition()
639 	if (master->_get_user_prot_info)  in allocate_partition()
641 	if (master->_get_fact_prot_info)  in allocate_partition()
643 	if (master->_sync)  in allocate_partition()
646 	if (!partno && !master->dev.class && master->_suspend &&  in allocate_partition()
647 	    master->_resume) {  in allocate_partition()
651 	if (master->_writev)  in allocate_partition()
654 	if (master->_lock)  in allocate_partition()
656 	if (master->_unlock)  in allocate_partition()
658 	if (master->_is_locked)  in allocate_partition()
660 	if (master->_block_isreserved)  in allocate_partition()
662 	if (master->_block_isbad)  in allocate_partition()
664 	if (master->_block_markbad)  in allocate_partition()
667 	slave->parent = master;  in allocate_partition()
676 		if (mtd_mod_by_eb(cur_offset, master) != 0) {  in allocate_partition()
678 			slave->offset = (mtd_div_by_eb(cur_offset, master) + 1) * master->erasesize;  in allocate_partition()
686 		if (master->size - slave->offset >= slave->size) {  in allocate_partition()
687 			slave->size = master->size - slave->offset  in allocate_partition()
691 				part->name, master->size - slave->offset,  in allocate_partition()
698 		slave->size = master->size - slave->offset;  in allocate_partition()
704 	if (slave->offset >= master->size) {  in allocate_partition()
712 	if (slave->offset + slave->size > master->size) {  in allocate_partition()
713 		slave->size = master->size - slave->offset;  in allocate_partition()
715 		       part->name, master->name, slave->size);  in allocate_partition()
717 	if (master->numeraseregions > 1) {  in allocate_partition()
719 		int i, max = master->numeraseregions;  in allocate_partition()
721 		struct mtd_erase_region_info *regions = master->eraseregions;  in allocate_partition()
739 		slave->erasesize = master->erasesize;  in allocate_partition()
758 	slave->ecclayout = master->ecclayout;  in allocate_partition()
759 	slave->ecc_step_size = master->ecc_step_size;  in allocate_partition()
760 	slave->ecc_strength = master->ecc_strength;  in allocate_partition()
761 	slave->bitflip_threshold = master->bitflip_threshold;  in allocate_partition()
763 	if (master->_block_isbad) {  in allocate_partition()
767 			if (mtd_block_isbad(master, offs + slave->offset))  in allocate_partition()
778 int mtd_add_partition(struct mtd_info *master, const char *name,  in mtd_add_partition()  argument
792 		length = master->size - offset;  in mtd_add_partition()
803 	new = allocate_partition(master, &part, -1, offset);  in mtd_add_partition()
811 	list_for_each_entry(p, &master->partitions, node) {  in mtd_add_partition()
821 	list_add_tail(&new->node, &master->partitions);  in mtd_add_partition()
834 int mtd_del_partition(struct mtd_info *master, int partno)  in mtd_del_partition()  argument
840 	list_for_each_entry_safe(slave, next, &master->partitions, node)  in mtd_del_partition()
858  * This function, given a master MTD object and a partition table, creates
859  * and registers slave MTD objects which are bound to the master according to
862  * We don't register the master, or expect the caller to have done so,
866 int add_mtd_partitions(struct mtd_info *master,  in add_mtd_partitions()  argument
874 	debug("Creating %d MTD partitions on \"%s\":\n", nbparts, master->name);  in add_mtd_partitions()
877 		slave = allocate_partition(master, parts + i, i, cur_offset);  in add_mtd_partitions()
882 		list_add_tail(&slave->node, &master->partitions);  in add_mtd_partitions()
944  * @master: the master partition (describes whole MTD device)
949  * This function tries to find partition on MTD device @master. It uses MTD
962 int parse_mtd_partitions(struct mtd_info *master, const char *const *types,  in parse_mtd_partitions()  argument
978 		ret = (*parser->parse_fn)(master, pparts, data);  in parse_mtd_partitions()
982 			       ret, parser->name, master->name);  in parse_mtd_partitions()