152 	int (*erase)(struct nand_device *nand, const struct nand_pos *pos);
153 	int (*markbad)(struct nand_device *nand, const struct nand_pos *pos);
154 	bool (*isbad)(struct nand_device *nand, const struct nand_pos *pos);
220 static inline struct mtd_info *nanddev_to_mtd(struct nand_device *nand)  in nanddev_to_mtd()  argument
222 	return nand->mtd;  in nanddev_to_mtd()
231 static inline unsigned int nanddev_bits_per_cell(const struct nand_device *nand)  in nanddev_bits_per_cell()  argument
233 	return nand->memorg.bits_per_cell;  in nanddev_bits_per_cell()
242 static inline size_t nanddev_page_size(const struct nand_device *nand)  in nanddev_page_size()  argument
244 	return nand->memorg.pagesize;  in nanddev_page_size()
254 nanddev_per_page_oobsize(const struct nand_device *nand)  in nanddev_per_page_oobsize()  argument
256 	return nand->memorg.oobsize;  in nanddev_per_page_oobsize()
266 nanddev_pages_per_eraseblock(const struct nand_device *nand)  in nanddev_pages_per_eraseblock()  argument
268 	return nand->memorg.pages_per_eraseblock;  in nanddev_pages_per_eraseblock()
277 static inline size_t nanddev_eraseblock_size(const struct nand_device *nand)  in nanddev_eraseblock_size()  argument
279 	return nand->memorg.pagesize * nand->memorg.pages_per_eraseblock;  in nanddev_eraseblock_size()
289 nanddev_eraseblocks_per_lun(const struct nand_device *nand)  in nanddev_eraseblocks_per_lun()  argument
291 	return nand->memorg.eraseblocks_per_lun;  in nanddev_eraseblocks_per_lun()
300 static inline u64 nanddev_target_size(const struct nand_device *nand)  in nanddev_target_size()  argument
302 	return (u64)nand->memorg.luns_per_target *  in nanddev_target_size()
303 	       nand->memorg.eraseblocks_per_lun *  in nanddev_target_size()
304 	       nand->memorg.pages_per_eraseblock *  in nanddev_target_size()
305 	       nand->memorg.pagesize;  in nanddev_target_size()
314 static inline unsigned int nanddev_ntargets(const struct nand_device *nand)  in nanddev_ntargets()  argument
316 	return nand->memorg.ntargets;  in nanddev_ntargets()
325 static inline unsigned int nanddev_neraseblocks(const struct nand_device *nand)  in nanddev_neraseblocks()  argument
327 	return (u64)nand->memorg.luns_per_target *  in nanddev_neraseblocks()
328 	       nand->memorg.eraseblocks_per_lun *  in nanddev_neraseblocks()
329 	       nand->memorg.pages_per_eraseblock;  in nanddev_neraseblocks()
338 static inline u64 nanddev_size(const struct nand_device *nand)  in nanddev_size()  argument
340 	return nanddev_target_size(nand) * nanddev_ntargets(nand);  in nanddev_size()
353 nanddev_get_memorg(struct nand_device *nand)  in nanddev_get_memorg()  argument
355 	return &nand->memorg;  in nanddev_get_memorg()
358 int nanddev_init(struct nand_device *nand, const struct nand_ops *ops,
360 void nanddev_cleanup(struct nand_device *nand);
372 static inline int nanddev_register(struct nand_device *nand)  in nanddev_register()  argument
374 	return mtd_device_register(nand->mtd, NULL, 0);  in nanddev_register()
387 static inline int nanddev_unregister(struct nand_device *nand)  in nanddev_unregister()  argument
389 	return mtd_device_unregister(nand->mtd);  in nanddev_unregister()
399 static inline void nanddev_set_of_node(struct nand_device *nand,  in nanddev_set_of_node()  argument
402 	mtd_set_of_node(nand->mtd, np);  in nanddev_set_of_node()
411 static inline const struct device_node *nanddev_get_of_node(struct nand_device *nand)  in nanddev_get_of_node()  argument
413 	return mtd_get_of_node(nand->mtd);  in nanddev_get_of_node()
426 static inline unsigned int nanddev_offs_to_pos(struct nand_device *nand,  in nanddev_offs_to_pos()  argument
433 	pageoffs = do_div(tmp, nand->memorg.pagesize);  in nanddev_offs_to_pos()
434 	pos->page = do_div(tmp, nand->memorg.pages_per_eraseblock);  in nanddev_offs_to_pos()
435 	pos->eraseblock = do_div(tmp, nand->memorg.eraseblocks_per_lun);  in nanddev_offs_to_pos()
436 	pos->plane = pos->eraseblock % nand->memorg.planes_per_lun;  in nanddev_offs_to_pos()
437 	pos->lun = do_div(tmp, nand->memorg.luns_per_target);  in nanddev_offs_to_pos()
481 static inline loff_t nanddev_pos_to_offs(struct nand_device *nand,  in nanddev_pos_to_offs()  argument
489 		    (pos->target * nand->memorg.luns_per_target)) *  in nanddev_pos_to_offs()
490 		   nand->memorg.eraseblocks_per_lun) *  in nanddev_pos_to_offs()
491 		  nand->memorg.pages_per_eraseblock);  in nanddev_pos_to_offs()
493 	return (loff_t)npages * nand->memorg.pagesize;  in nanddev_pos_to_offs()
506 static inline unsigned int nanddev_pos_to_row(struct nand_device *nand,  in nanddev_pos_to_row()  argument
509 	return (pos->lun << nand->rowconv.lun_addr_shift) |  in nanddev_pos_to_row()
510 	       (pos->eraseblock << nand->rowconv.eraseblock_addr_shift) |  in nanddev_pos_to_row()
522 static inline void nanddev_pos_next_target(struct nand_device *nand,  in nanddev_pos_next_target()  argument
540 static inline void nanddev_pos_next_lun(struct nand_device *nand,  in nanddev_pos_next_lun()  argument
543 	if (pos->lun >= nand->memorg.luns_per_target - 1)  in nanddev_pos_next_lun()
544 		return nanddev_pos_next_target(nand, pos);  in nanddev_pos_next_lun()
560 static inline void nanddev_pos_next_eraseblock(struct nand_device *nand,  in nanddev_pos_next_eraseblock()  argument
563 	if (pos->eraseblock >= nand->memorg.eraseblocks_per_lun - 1)  in nanddev_pos_next_eraseblock()
564 		return nanddev_pos_next_lun(nand, pos);  in nanddev_pos_next_eraseblock()
568 	pos->plane = pos->eraseblock % nand->memorg.planes_per_lun;  in nanddev_pos_next_eraseblock()
579 static inline void nanddev_pos_next_page(struct nand_device *nand,  in nanddev_pos_next_page()  argument
582 	if (pos->page >= nand->memorg.pages_per_eraseblock - 1)  in nanddev_pos_next_page()
583 		return nanddev_pos_next_eraseblock(nand, pos);  in nanddev_pos_next_page()
598 static inline void nanddev_io_iter_init(struct nand_device *nand,  in nanddev_io_iter_init()  argument
602 	struct mtd_info *mtd = nanddev_to_mtd(nand);  in nanddev_io_iter_init()
605 	iter->req.dataoffs = nanddev_offs_to_pos(nand, offs, &iter->req.pos);  in nanddev_io_iter_init()
612 				  nand->memorg.pagesize - iter->req.dataoffs,  in nanddev_io_iter_init()
627 static inline void nanddev_io_iter_next_page(struct nand_device *nand,  in nanddev_io_iter_next_page()  argument
630 	nanddev_pos_next_page(nand, &iter->req.pos);  in nanddev_io_iter_next_page()
637 	iter->req.datalen = min_t(unsigned int, nand->memorg.pagesize,  in nanddev_io_iter_next_page()
654 static inline bool nanddev_io_iter_end(struct nand_device *nand,  in nanddev_io_iter_end()  argument
673 #define nanddev_io_for_each_page(nand, start, req, iter)		\  argument
674 	for (nanddev_io_iter_init(nand, start, req, iter);		\
675 	     !nanddev_io_iter_end(nand, iter);				\
676 	     nanddev_io_iter_next_page(nand, iter))
678 bool nanddev_isbad(struct nand_device *nand, const struct nand_pos *pos);
679 bool nanddev_isreserved(struct nand_device *nand, const struct nand_pos *pos);
680 int nanddev_erase(struct nand_device *nand, const struct nand_pos *pos);
681 int nanddev_markbad(struct nand_device *nand, const struct nand_pos *pos);
693 int nanddev_bbt_init(struct nand_device *nand);
694 void nanddev_bbt_cleanup(struct nand_device *nand);
695 int nanddev_bbt_update(struct nand_device *nand);
696 int nanddev_bbt_get_block_status(const struct nand_device *nand,
698 int nanddev_bbt_set_block_status(struct nand_device *nand, unsigned int entry,
700 int nanddev_bbt_markbad(struct nand_device *nand, unsigned int block);
712 static inline unsigned int nanddev_bbt_pos_to_entry(struct nand_device *nand,  in nanddev_bbt_pos_to_entry()  argument
716 	       ((pos->lun + (pos->target * nand->memorg.luns_per_target)) *  in nanddev_bbt_pos_to_entry()
717 		nand->memorg.eraseblocks_per_lun);  in nanddev_bbt_pos_to_entry()
726 static inline bool nanddev_bbt_is_initialized(struct nand_device *nand)  in nanddev_bbt_is_initialized()  argument
728 	return !!nand->bbt.cache;  in nanddev_bbt_is_initialized()