81 static inline uint8_t bbt_get_entry(struct nand_chip *chip, int block)  in bbt_get_entry()
83 	uint8_t entry = chip->bbt[block >> BBT_ENTRY_SHIFT];  in bbt_get_entry()
89 		uint8_t mark)  in bbt_mark_entry()
91 	uint8_t msk = (mark & BBT_ENTRY_MASK) << ((block & BBT_ENTRY_MASK) * 2);  in bbt_mark_entry()
95 static int check_pattern_no_oob(uint8_t *buf, struct nand_bbt_descr *td)  in check_pattern_no_oob()
112 static int check_pattern(uint8_t *buf, int len, int paglen, struct nand_bbt_descr *td)  in check_pattern()
133 static int check_short_pattern(uint8_t *buf, struct nand_bbt_descr *td)  in check_short_pattern()
171 static int read_bbt(struct mtd_info *mtd, uint8_t *buf, int page, int num,  in read_bbt()
179 	uint8_t msk = (uint8_t)((1 << bits) - 1);  in read_bbt()
216 			uint8_t dat = buf[i];  in read_bbt()
218 				uint8_t tmp = (dat >> j) & msk;  in read_bbt()
264 static int read_abs_bbt(struct mtd_info *mtd, uint8_t *buf, struct nand_bbt_descr *td, int chip)  in read_abs_bbt()
290 static int scan_read_data(struct mtd_info *mtd, uint8_t *buf, loff_t offs,  in scan_read_data()
314 static int scan_read_oob(struct mtd_info *mtd, uint8_t *buf, loff_t offs,  in scan_read_oob()
344 static int scan_read(struct mtd_info *mtd, uint8_t *buf, loff_t offs,  in scan_read()
355 			  uint8_t *buf, uint8_t *oob)  in scan_write_bbt()
388 static void read_abs_bbts(struct mtd_info *mtd, uint8_t *buf,  in read_abs_bbts()
414 			   loff_t offs, uint8_t *buf, int numpages)  in scan_block_fast()
454 static int create_bbt(struct mtd_info *mtd, uint8_t *buf,  in create_bbt()
524 static int search_bbt(struct mtd_info *mtd, uint8_t *buf, struct nand_bbt_descr *td)  in search_bbt()
595 static void search_read_bbts(struct mtd_info *mtd, uint8_t *buf,  in search_read_bbts()
617 static int write_bbt(struct mtd_info *mtd, uint8_t *buf,  in write_bbt()
626 	uint8_t msk[4];  in write_bbt()
627 	uint8_t rcode = td->reserved_block_code;  in write_bbt()
778 			uint8_t dat;  in write_bbt()
838 static int check_create(struct mtd_info *mtd, uint8_t *buf, struct nand_bbt_descr *bd)  in check_create()
967 	uint8_t oldval;  in mark_bbt_region()
1079 	uint8_t *buf;  in nand_scan_bbt()
1153 	uint8_t *buf;  in nand_update_bbt()
1200 static uint8_t scan_ff_pattern[] = { 0xff, 0xff };
1203 static uint8_t bbt_pattern[] = {'B', 'b', 't', '0' };
1204 static uint8_t mirror_pattern[] = {'1', 't', 'b', 'B' };