155 	int (*erase)(struct nand_device *nand, const struct nand_pos *pos);
156 	int (*markbad)(struct nand_device *nand, const struct nand_pos *pos);
157 	bool (*isbad)(struct nand_device *nand, const struct nand_pos *pos);
223 static inline struct mtd_info *nanddev_to_mtd(struct nand_device *nand)  in nanddev_to_mtd()  argument
225 	return &nand->mtd;  in nanddev_to_mtd()
234 static inline unsigned int nanddev_bits_per_cell(const struct nand_device *nand)  in nanddev_bits_per_cell()  argument
236 	return nand->memorg.bits_per_cell;  in nanddev_bits_per_cell()
245 static inline size_t nanddev_page_size(const struct nand_device *nand)  in nanddev_page_size()  argument
247 	return nand->memorg.pagesize;  in nanddev_page_size()
257 nanddev_per_page_oobsize(const struct nand_device *nand)  in nanddev_per_page_oobsize()  argument
259 	return nand->memorg.oobsize;  in nanddev_per_page_oobsize()
269 nanddev_pages_per_eraseblock(const struct nand_device *nand)  in nanddev_pages_per_eraseblock()  argument
271 	return nand->memorg.pages_per_eraseblock;  in nanddev_pages_per_eraseblock()
281 nanddev_pages_per_target(const struct nand_device *nand)  in nanddev_pages_per_target()  argument
283 	return nand->memorg.pages_per_eraseblock *  in nanddev_pages_per_target()
284 	       nand->memorg.eraseblocks_per_lun *  in nanddev_pages_per_target()
285 	       nand->memorg.luns_per_target;  in nanddev_pages_per_target()
294 static inline size_t nanddev_eraseblock_size(const struct nand_device *nand)  in nanddev_eraseblock_size()  argument
296 	return nand->memorg.pagesize * nand->memorg.pages_per_eraseblock;  in nanddev_eraseblock_size()
306 nanddev_eraseblocks_per_lun(const struct nand_device *nand)  in nanddev_eraseblocks_per_lun()  argument
308 	return nand->memorg.eraseblocks_per_lun;  in nanddev_eraseblocks_per_lun()
318 nanddev_eraseblocks_per_target(const struct nand_device *nand)  in nanddev_eraseblocks_per_target()  argument
320 	return nand->memorg.eraseblocks_per_lun * nand->memorg.luns_per_target;  in nanddev_eraseblocks_per_target()
329 static inline u64 nanddev_target_size(const struct nand_device *nand)  in nanddev_target_size()  argument
331 	return (u64)nand->memorg.luns_per_target *  in nanddev_target_size()
332 	       nand->memorg.eraseblocks_per_lun *  in nanddev_target_size()
333 	       nand->memorg.pages_per_eraseblock *  in nanddev_target_size()
334 	       nand->memorg.pagesize;  in nanddev_target_size()
343 static inline unsigned int nanddev_ntargets(const struct nand_device *nand)  in nanddev_ntargets()  argument
345 	return nand->memorg.ntargets;  in nanddev_ntargets()
354 static inline unsigned int nanddev_neraseblocks(const struct nand_device *nand)  in nanddev_neraseblocks()  argument
356 	return nand->memorg.ntargets * nand->memorg.luns_per_target *  in nanddev_neraseblocks()
357 	       nand->memorg.eraseblocks_per_lun;  in nanddev_neraseblocks()
366 static inline u64 nanddev_size(const struct nand_device *nand)  in nanddev_size()  argument
368 	return nanddev_target_size(nand) * nanddev_ntargets(nand);  in nanddev_size()
381 nanddev_get_memorg(struct nand_device *nand)  in nanddev_get_memorg()  argument
383 	return &nand->memorg;  in nanddev_get_memorg()
386 int nanddev_init(struct nand_device *nand, const struct nand_ops *ops,
388 void nanddev_cleanup(struct nand_device *nand);
400 static inline int nanddev_register(struct nand_device *nand)  in nanddev_register()  argument
402 	return mtd_device_register(&nand->mtd, NULL, 0);  in nanddev_register()
415 static inline int nanddev_unregister(struct nand_device *nand)  in nanddev_unregister()  argument
417 	return mtd_device_unregister(&nand->mtd);  in nanddev_unregister()
427 static inline void nanddev_set_of_node(struct nand_device *nand,  in nanddev_set_of_node()  argument
430 	mtd_set_of_node(&nand->mtd, np);  in nanddev_set_of_node()
439 static inline struct device_node *nanddev_get_of_node(struct nand_device *nand)  in nanddev_get_of_node()  argument
441 	return mtd_get_of_node(&nand->mtd);  in nanddev_get_of_node()
454 static inline unsigned int nanddev_offs_to_pos(struct nand_device *nand,  in nanddev_offs_to_pos()  argument
461 	pageoffs = do_div(tmp, nand->memorg.pagesize);  in nanddev_offs_to_pos()
462 	pos->page = do_div(tmp, nand->memorg.pages_per_eraseblock);  in nanddev_offs_to_pos()
463 	pos->eraseblock = do_div(tmp, nand->memorg.eraseblocks_per_lun);  in nanddev_offs_to_pos()
464 	pos->plane = pos->eraseblock % nand->memorg.planes_per_lun;  in nanddev_offs_to_pos()
465 	pos->lun = do_div(tmp, nand->memorg.luns_per_target);  in nanddev_offs_to_pos()
509 static inline loff_t nanddev_pos_to_offs(struct nand_device *nand,  in nanddev_pos_to_offs()  argument
517 		    (pos->target * nand->memorg.luns_per_target)) *  in nanddev_pos_to_offs()
518 		   nand->memorg.eraseblocks_per_lun) *  in nanddev_pos_to_offs()
519 		  nand->memorg.pages_per_eraseblock);  in nanddev_pos_to_offs()
521 	return (loff_t)npages * nand->memorg.pagesize;  in nanddev_pos_to_offs()
534 static inline unsigned int nanddev_pos_to_row(struct nand_device *nand,  in nanddev_pos_to_row()  argument
537 	return (pos->lun << nand->rowconv.lun_addr_shift) |  in nanddev_pos_to_row()
538 	       (pos->eraseblock << nand->rowconv.eraseblock_addr_shift) |  in nanddev_pos_to_row()
550 static inline void nanddev_pos_next_target(struct nand_device *nand,  in nanddev_pos_next_target()  argument
568 static inline void nanddev_pos_next_lun(struct nand_device *nand,  in nanddev_pos_next_lun()  argument
571 	if (pos->lun >= nand->memorg.luns_per_target - 1)  in nanddev_pos_next_lun()
572 		return nanddev_pos_next_target(nand, pos);  in nanddev_pos_next_lun()
588 static inline void nanddev_pos_next_eraseblock(struct nand_device *nand,  in nanddev_pos_next_eraseblock()  argument
591 	if (pos->eraseblock >= nand->memorg.eraseblocks_per_lun - 1)  in nanddev_pos_next_eraseblock()
592 		return nanddev_pos_next_lun(nand, pos);  in nanddev_pos_next_eraseblock()
596 	pos->plane = pos->eraseblock % nand->memorg.planes_per_lun;  in nanddev_pos_next_eraseblock()
607 static inline void nanddev_pos_next_page(struct nand_device *nand,  in nanddev_pos_next_page()  argument
610 	if (pos->page >= nand->memorg.pages_per_eraseblock - 1)  in nanddev_pos_next_page()
611 		return nanddev_pos_next_eraseblock(nand, pos);  in nanddev_pos_next_page()
626 static inline void nanddev_io_iter_init(struct nand_device *nand,  in nanddev_io_iter_init()  argument
630 	struct mtd_info *mtd = nanddev_to_mtd(nand);  in nanddev_io_iter_init()
633 	iter->req.dataoffs = nanddev_offs_to_pos(nand, offs, &iter->req.pos);  in nanddev_io_iter_init()
640 				  nand->memorg.pagesize - iter->req.dataoffs,  in nanddev_io_iter_init()
655 static inline void nanddev_io_iter_next_page(struct nand_device *nand,  in nanddev_io_iter_next_page()  argument
658 	nanddev_pos_next_page(nand, &iter->req.pos);  in nanddev_io_iter_next_page()
665 	iter->req.datalen = min_t(unsigned int, nand->memorg.pagesize,  in nanddev_io_iter_next_page()
682 static inline bool nanddev_io_iter_end(struct nand_device *nand,  in nanddev_io_iter_end()  argument
701 #define nanddev_io_for_each_page(nand, start, req, iter)		\  argument
702 	for (nanddev_io_iter_init(nand, start, req, iter);		\
703 	     !nanddev_io_iter_end(nand, iter);				\
704 	     nanddev_io_iter_next_page(nand, iter))
706 bool nanddev_isbad(struct nand_device *nand, const struct nand_pos *pos);
707 bool nanddev_isreserved(struct nand_device *nand, const struct nand_pos *pos);
708 int nanddev_erase(struct nand_device *nand, const struct nand_pos *pos);
709 int nanddev_markbad(struct nand_device *nand, const struct nand_pos *pos);
721 int nanddev_bbt_init(struct nand_device *nand);
722 void nanddev_bbt_cleanup(struct nand_device *nand);
723 int nanddev_bbt_update(struct nand_device *nand);
724 int nanddev_bbt_get_block_status(const struct nand_device *nand,
726 int nanddev_bbt_set_block_status(struct nand_device *nand, unsigned int entry,
728 int nanddev_bbt_markbad(struct nand_device *nand, unsigned int block);
740 static inline unsigned int nanddev_bbt_pos_to_entry(struct nand_device *nand,  in nanddev_bbt_pos_to_entry()  argument
744 	       ((pos->lun + (pos->target * nand->memorg.luns_per_target)) *  in nanddev_bbt_pos_to_entry()
745 		nand->memorg.eraseblocks_per_lun);  in nanddev_bbt_pos_to_entry()
754 static inline bool nanddev_bbt_is_initialized(struct nand_device *nand)  in nanddev_bbt_is_initialized()  argument
756 	return !!nand->bbt.cache;  in nanddev_bbt_is_initialized()