346 static uint8_t *nand_fill_oob(struct nand_chip *chip, uint8_t *oob, size_t len,  in nand_fill_oob()  argument
362 		memcpy(chip->oob_poi + ops->ooboffs, oob, len);  in nand_fill_oob()
363 		return oob + len;  in nand_fill_oob()
366 		ret = mtd_ooblayout_set_databytes(mtd, oob, chip->oob_poi,  in nand_fill_oob()
369 		return oob + len;  in nand_fill_oob()
2673 	uint8_t *oob = chip->oob_poi;  in nand_read_page_raw_syndrome()  local
2688 			ret = nand_read_data_op(chip, oob, chip->ecc.prepad,  in nand_read_page_raw_syndrome()
2693 			oob += chip->ecc.prepad;  in nand_read_page_raw_syndrome()
2696 		ret = nand_read_data_op(chip, oob, eccbytes, false, false);  in nand_read_page_raw_syndrome()
2700 		oob += eccbytes;  in nand_read_page_raw_syndrome()
2703 			ret = nand_read_data_op(chip, oob, chip->ecc.postpad,  in nand_read_page_raw_syndrome()
2708 			oob += chip->ecc.postpad;  in nand_read_page_raw_syndrome()
2712 	size = mtd->oobsize - (oob - chip->oob_poi);  in nand_read_page_raw_syndrome()
2714 		ret = nand_read_data_op(chip, oob, size, false, false);  in nand_read_page_raw_syndrome()
2969 	uint8_t *oob = chip->oob_poi;  in nand_read_page_syndrome()  local
2986 			ret = nand_read_data_op(chip, oob, chip->ecc.prepad,  in nand_read_page_syndrome()
2991 			oob += chip->ecc.prepad;  in nand_read_page_syndrome()
2996 		ret = nand_read_data_op(chip, oob, eccbytes, false, false);  in nand_read_page_syndrome()
3000 		stat = chip->ecc.correct(chip, p, oob, NULL);  in nand_read_page_syndrome()
3002 		oob += eccbytes;  in nand_read_page_syndrome()
3005 			ret = nand_read_data_op(chip, oob, chip->ecc.postpad,  in nand_read_page_syndrome()
3010 			oob += chip->ecc.postpad;  in nand_read_page_syndrome()
3017 							   oob - eccpadbytes,  in nand_read_page_syndrome()
3032 	i = mtd->oobsize - (oob - chip->oob_poi);  in nand_read_page_syndrome()
3034 		ret = nand_read_data_op(chip, oob, i, false, false);  in nand_read_page_syndrome()
3049 static uint8_t *nand_transfer_oob(struct nand_chip *chip, uint8_t *oob,  in nand_transfer_oob()  argument
3059 		memcpy(oob, chip->oob_poi + ops->ooboffs, len);  in nand_transfer_oob()
3060 		return oob + len;  in nand_transfer_oob()
3063 		ret = mtd_ooblayout_get_databytes(mtd, oob, chip->oob_poi,  in nand_transfer_oob()
3066 		return oob + len;  in nand_transfer_oob()
3125 	uint8_t *bufpoi, *oob, *buf;  in nand_do_read_ops()  local
3140 	oob = ops->oobbuf;  in nand_do_read_ops()
3141 	oob_required = oob ? 1 : 0;  in nand_do_read_ops()
3159 		if (realpage != chip->pagecache.page || oob) {  in nand_do_read_ops()
3176 				 !oob)  in nand_do_read_ops()
3194 				if (!NAND_HAS_SUBPAGE_READ(chip) && !oob &&  in nand_do_read_ops()
3206 			if (unlikely(oob)) {  in nand_do_read_ops()
3210 					oob = nand_transfer_oob(chip, oob, ops,  in nand_do_read_ops()
3273 	if (oob)  in nand_do_read_ops()
3646 	uint8_t *oob = chip->oob_poi;  in nand_write_page_raw_syndrome()  local
3661 			ret = nand_write_data_op(chip, oob, chip->ecc.prepad,  in nand_write_page_raw_syndrome()
3666 			oob += chip->ecc.prepad;  in nand_write_page_raw_syndrome()
3669 		ret = nand_write_data_op(chip, oob, eccbytes, false);  in nand_write_page_raw_syndrome()
3673 		oob += eccbytes;  in nand_write_page_raw_syndrome()
3676 			ret = nand_write_data_op(chip, oob, chip->ecc.postpad,  in nand_write_page_raw_syndrome()
3681 			oob += chip->ecc.postpad;  in nand_write_page_raw_syndrome()
3685 	size = mtd->oobsize - (oob - chip->oob_poi);  in nand_write_page_raw_syndrome()
3687 		ret = nand_write_data_op(chip, oob, size, false);  in nand_write_page_raw_syndrome()
3855 	uint8_t *oob = chip->oob_poi;  in nand_write_page_syndrome()  local
3870 			ret = nand_write_data_op(chip, oob, chip->ecc.prepad,  in nand_write_page_syndrome()
3875 			oob += chip->ecc.prepad;  in nand_write_page_syndrome()
3878 		chip->ecc.calculate(chip, p, oob);  in nand_write_page_syndrome()
3880 		ret = nand_write_data_op(chip, oob, eccbytes, false);  in nand_write_page_syndrome()
3884 		oob += eccbytes;  in nand_write_page_syndrome()
3887 			ret = nand_write_data_op(chip, oob, chip->ecc.postpad,  in nand_write_page_syndrome()
3892 			oob += chip->ecc.postpad;  in nand_write_page_syndrome()
3897 	i = mtd->oobsize - (oob - chip->oob_poi);  in nand_write_page_syndrome()
3899 		ret = nand_write_data_op(chip, oob, i, false);  in nand_write_page_syndrome()
3965 	uint8_t *oob = ops->oobbuf;  in nand_do_write_ops()  local
3968 	int oob_required = oob ? 1 : 0;  in nand_do_write_ops()
4001 	if (oob && ops->ooboffs && (ops->ooboffs + ops->ooblen > oobmaxlen)) {  in nand_do_write_ops()
4035 		if (unlikely(oob)) {  in nand_do_write_ops()
4037 			oob = nand_fill_oob(chip, oob, len, ops);  in nand_do_write_ops()
4068 	if (unlikely(oob))  in nand_do_write_ops()