163 	int (*erase)(struct nand_device *nand, const struct nand_pos *pos);
164 	int (*markbad)(struct nand_device *nand, const struct nand_pos *pos);
165 	bool (*isbad)(struct nand_device *nand, const struct nand_pos *pos);
231 static inline struct mtd_info *nanddev_to_mtd(struct nand_device *nand)  in nanddev_to_mtd()  argument
233 	return nand->mtd;  in nanddev_to_mtd()
242 static inline unsigned int nanddev_bits_per_cell(const struct nand_device *nand)  in nanddev_bits_per_cell()  argument
244 	return nand->memorg.bits_per_cell;  in nanddev_bits_per_cell()
253 static inline size_t nanddev_page_size(const struct nand_device *nand)  in nanddev_page_size()  argument
255 	return nand->memorg.pagesize;  in nanddev_page_size()
265 nanddev_per_page_oobsize(const struct nand_device *nand)  in nanddev_per_page_oobsize()  argument
267 	return nand->memorg.oobsize;  in nanddev_per_page_oobsize()
277 nanddev_pages_per_eraseblock(const struct nand_device *nand)  in nanddev_pages_per_eraseblock()  argument
279 	return nand->memorg.pages_per_eraseblock;  in nanddev_pages_per_eraseblock()
288 static inline size_t nanddev_eraseblock_size(const struct nand_device *nand)  in nanddev_eraseblock_size()  argument
290 	return nand->memorg.pagesize * nand->memorg.pages_per_eraseblock;  in nanddev_eraseblock_size()
300 nanddev_eraseblocks_per_lun(const struct nand_device *nand)  in nanddev_eraseblocks_per_lun()  argument
302 	return nand->memorg.eraseblocks_per_lun;  in nanddev_eraseblocks_per_lun()
311 static inline u64 nanddev_target_size(const struct nand_device *nand)  in nanddev_target_size()  argument
313 	return (u64)nand->memorg.luns_per_target *  in nanddev_target_size()
314 	       nand->memorg.eraseblocks_per_lun *  in nanddev_target_size()
315 	       nand->memorg.pages_per_eraseblock *  in nanddev_target_size()
316 	       nand->memorg.pagesize;  in nanddev_target_size()
325 static inline unsigned int nanddev_ntargets(const struct nand_device *nand)  in nanddev_ntargets()  argument
327 	return nand->memorg.ntargets;  in nanddev_ntargets()
336 static inline unsigned int nanddev_neraseblocks(const struct nand_device *nand)  in nanddev_neraseblocks()  argument
338 	return nand->memorg.ntargets * nand->memorg.luns_per_target *  in nanddev_neraseblocks()
339 	       nand->memorg.eraseblocks_per_lun;  in nanddev_neraseblocks()
348 static inline u64 nanddev_size(const struct nand_device *nand)  in nanddev_size()  argument
350 	return nanddev_target_size(nand) * nanddev_ntargets(nand);  in nanddev_size()
363 nanddev_get_memorg(struct nand_device *nand)  in nanddev_get_memorg()  argument
365 	return &nand->memorg;  in nanddev_get_memorg()
368 int nanddev_init(struct nand_device *nand, const struct nand_ops *ops,
370 void nanddev_cleanup(struct nand_device *nand);
382 static inline int nanddev_register(struct nand_device *nand)  in nanddev_register()  argument
384 	return mtd_device_register(nand->mtd, NULL, 0);  in nanddev_register()
397 static inline int nanddev_unregister(struct nand_device *nand)  in nanddev_unregister()  argument
399 	return mtd_device_unregister(nand->mtd);  in nanddev_unregister()
409 static inline void nanddev_set_of_node(struct nand_device *nand,  in nanddev_set_of_node()  argument
412 	mtd_set_of_node(nand->mtd, np);  in nanddev_set_of_node()
421 static inline const struct device_node *nanddev_get_of_node(struct nand_device *nand)  in nanddev_get_of_node()  argument
423 	return mtd_get_of_node(nand->mtd);  in nanddev_get_of_node()
436 static inline unsigned int nanddev_offs_to_pos(struct nand_device *nand,  in nanddev_offs_to_pos()  argument
443 	pageoffs = do_div(tmp, nand->memorg.pagesize);  in nanddev_offs_to_pos()
444 	pos->page = do_div(tmp, nand->memorg.pages_per_eraseblock);  in nanddev_offs_to_pos()
445 	pos->eraseblock = do_div(tmp, nand->memorg.eraseblocks_per_lun);  in nanddev_offs_to_pos()
446 	pos->plane = pos->eraseblock % nand->memorg.planes_per_lun;  in nanddev_offs_to_pos()
447 	pos->lun = do_div(tmp, nand->memorg.luns_per_target);  in nanddev_offs_to_pos()
491 static inline loff_t nanddev_pos_to_offs(struct nand_device *nand,  in nanddev_pos_to_offs()  argument
499 		    (pos->target * nand->memorg.luns_per_target)) *  in nanddev_pos_to_offs()
500 		   nand->memorg.eraseblocks_per_lun) *  in nanddev_pos_to_offs()
501 		  nand->memorg.pages_per_eraseblock);  in nanddev_pos_to_offs()
503 	return (loff_t)npages * nand->memorg.pagesize;  in nanddev_pos_to_offs()
516 static inline unsigned int nanddev_pos_to_row(struct nand_device *nand,  in nanddev_pos_to_row()  argument
519 	return (pos->lun << nand->rowconv.lun_addr_shift) |  in nanddev_pos_to_row()
520 	       (pos->eraseblock << nand->rowconv.eraseblock_addr_shift) |  in nanddev_pos_to_row()
532 static inline void nanddev_pos_next_target(struct nand_device *nand,  in nanddev_pos_next_target()  argument
550 static inline void nanddev_pos_next_lun(struct nand_device *nand,  in nanddev_pos_next_lun()  argument
553 	if (pos->lun >= nand->memorg.luns_per_target - 1)  in nanddev_pos_next_lun()
554 		return nanddev_pos_next_target(nand, pos);  in nanddev_pos_next_lun()
570 static inline void nanddev_pos_next_eraseblock(struct nand_device *nand,  in nanddev_pos_next_eraseblock()  argument
573 	if (pos->eraseblock >= nand->memorg.eraseblocks_per_lun - 1)  in nanddev_pos_next_eraseblock()
574 		return nanddev_pos_next_lun(nand, pos);  in nanddev_pos_next_eraseblock()
578 	pos->plane = pos->eraseblock % nand->memorg.planes_per_lun;  in nanddev_pos_next_eraseblock()
589 static inline void nanddev_pos_next_page(struct nand_device *nand,  in nanddev_pos_next_page()  argument
592 	if (pos->page >= nand->memorg.pages_per_eraseblock - 1)  in nanddev_pos_next_page()
593 		return nanddev_pos_next_eraseblock(nand, pos);  in nanddev_pos_next_page()
608 static inline void nanddev_io_iter_init(struct nand_device *nand,  in nanddev_io_iter_init()  argument
612 	struct mtd_info *mtd = nanddev_to_mtd(nand);  in nanddev_io_iter_init()
615 	iter->req.dataoffs = nanddev_offs_to_pos(nand, offs, &iter->req.pos);  in nanddev_io_iter_init()
622 				  nand->memorg.pagesize - iter->req.dataoffs,  in nanddev_io_iter_init()
637 static inline void nanddev_io_iter_next_page(struct nand_device *nand,  in nanddev_io_iter_next_page()  argument
640 	nanddev_pos_next_page(nand, &iter->req.pos);  in nanddev_io_iter_next_page()
647 	iter->req.datalen = min_t(unsigned int, nand->memorg.pagesize,  in nanddev_io_iter_next_page()
664 static inline bool nanddev_io_iter_end(struct nand_device *nand,  in nanddev_io_iter_end()  argument
683 #define nanddev_io_for_each_page(nand, start, req, iter)		\  argument
684 	for (nanddev_io_iter_init(nand, start, req, iter);		\
685 	     !nanddev_io_iter_end(nand, iter);				\
686 	     nanddev_io_iter_next_page(nand, iter))
688 bool nanddev_isbad(struct nand_device *nand, const struct nand_pos *pos);
689 bool nanddev_isreserved(struct nand_device *nand, const struct nand_pos *pos);
690 int nanddev_erase(struct nand_device *nand, const struct nand_pos *pos);
691 int nanddev_markbad(struct nand_device *nand, const struct nand_pos *pos);
703 int nanddev_bbt_init(struct nand_device *nand);
704 void nanddev_bbt_cleanup(struct nand_device *nand);
705 int nanddev_bbt_update(struct nand_device *nand);
706 int nanddev_bbt_get_block_status(const struct nand_device *nand,
708 int nanddev_bbt_set_block_status(struct nand_device *nand, unsigned int entry,
710 int nanddev_bbt_markbad(struct nand_device *nand, unsigned int block);
722 static inline unsigned int nanddev_bbt_pos_to_entry(struct nand_device *nand,  in nanddev_bbt_pos_to_entry()  argument
726 	       ((pos->lun + (pos->target * nand->memorg.luns_per_target)) *  in nanddev_bbt_pos_to_entry()
727 		nand->memorg.eraseblocks_per_lun);  in nanddev_bbt_pos_to_entry()
736 static inline bool nanddev_bbt_is_initialized(struct nand_device *nand)  in nanddev_bbt_is_initialized()  argument
738 	return !!nand->bbt.cache;  in nanddev_bbt_is_initialized()