113 	if (memcmp(buf + paglen + td->offs, td->pattern, td->len))  in check_pattern()
131 	if (memcmp(buf + td->offs, td->pattern, td->len))  in check_short_pattern()
167 		    struct nand_bbt_descr *td, int offs)  in read_bbt()  argument
218 						 (loff_t)(offs + act) <<  in read_bbt()
220 					bbt_mark_entry(this, offs + act,  in read_bbt()
230 					 (loff_t)(offs + act) <<  in read_bbt()
234 					bbt_mark_entry(this, offs + act,  in read_bbt()
237 					bbt_mark_entry(this, offs + act,  in read_bbt()
267 		int offs = 0;  in read_abs_bbt()  local
272 					td, offs);  in read_abs_bbt()
275 			offs += targetsize >> this->bbt_erase_shift;  in read_abs_bbt()
287 static int scan_read_data(struct nand_chip *this, uint8_t *buf, loff_t offs,  in scan_read_data()  argument
298 	return mtd_read(mtd, offs, len, &retlen, buf);  in scan_read_data()
312 static int scan_read_oob(struct nand_chip *this, uint8_t *buf, loff_t offs,  in scan_read_oob()  argument
328 		res = mtd_read_oob(mtd, offs, &ops);  in scan_read_oob()
338 		offs += mtd->writesize;  in scan_read_oob()
343 static int scan_read(struct nand_chip *this, uint8_t *buf, loff_t offs,  in scan_read()  argument
347 		return scan_read_data(this, buf, offs, td);  in scan_read()
349 		return scan_read_oob(this, buf, offs, len);  in scan_read()
353 static int scan_write_bbt(struct nand_chip *this, loff_t offs, size_t len,  in scan_write_bbt()  argument
366 	return mtd_write_oob(mtd, offs, &ops);  in scan_write_bbt()
415 			   loff_t offs, uint8_t *buf)  in scan_block_fast()  argument
435 		ret = mtd_read_oob(mtd, offs + (page_offset * mtd->writesize),  in scan_block_fast()
452 			      loff_t offs, uint8_t *buf)  in bbt_block_checkbad()  argument
462 	    td->offs >= bd->offs && td->offs < bd->offs + bd->len)  in bbt_block_checkbad()
473 	if (scan_block_fast(this, bd, offs, buf) > 0)  in bbt_block_checkbad()
590 			loff_t offs = (loff_t)actblock << this->bbt_erase_shift;  in search_bbt()  local
593 			if (bbt_block_checkbad(this, td, offs, buf))  in search_bbt()
597 			scan_read(this, buf, offs, mtd->writesize, td);  in search_bbt()
601 					offs = bbt_get_ver_offs(this, td);  in search_bbt()
602 					td->version[i] = buf[offs];  in search_bbt()
753 	int bits, page, offs, numblocks, sft, sftmsk;  in write_bbt()  local
843 			offs = pageoffs << this->page_shift;  in write_bbt()
845 			memset(&buf[offs], 0xff, (size_t)(numblocks >> sft));  in write_bbt()
850 			offs = td->len;  in write_bbt()
853 				offs++;  in write_bbt()
856 			len += offs;  in write_bbt()
871 			offs = 0;  in write_bbt()
874 			memcpy(&buf[ooboffs + td->offs], td->pattern, td->len);  in write_bbt()
886 			buf[offs + (i >> sft)] &= ~(msk[dat] << sftcnt);  in write_bbt()
1074 static int nand_update_bbt(struct nand_chip *this, loff_t offs)  in nand_update_bbt()  argument
1095 		chip = (int)(offs >> this->chip_shift);  in nand_update_bbt()
1215 		BUG_ON(bd->offs);  in verify_bbt_descr()
1325 	.offs =	8,
1335 	.offs =	8,
1383 	bd->offs = this->badblockpos;  in nand_create_badblock_pattern()
1434 int nand_isreserved_bbt(struct nand_chip *this, loff_t offs)  in nand_isreserved_bbt()  argument
1438 	block = (int)(offs >> this->bbt_erase_shift);  in nand_isreserved_bbt()
1448 int nand_isbad_bbt(struct nand_chip *this, loff_t offs, int allowbbt)  in nand_isbad_bbt()  argument
1452 	block = (int)(offs >> this->bbt_erase_shift);  in nand_isbad_bbt()
1456 		 (unsigned int)offs, block, res);  in nand_isbad_bbt()
1477 int nand_markbad_bbt(struct nand_chip *this, loff_t offs)  in nand_markbad_bbt()  argument
1481 	block = (int)(offs >> this->bbt_erase_shift);  in nand_markbad_bbt()
1488 		ret = nand_update_bbt(this, offs);  in nand_markbad_bbt()