200 	u8 *ecc = chip->oob_poi + BBM_SIZE + METADATA_SIZE;  in check_erased_page()  local
201 	const int ecc_size = chip->ecc.bytes;  in check_erased_page()
202 	const int pkt_size = chip->ecc.size;  in check_erased_page()
205 	for (i = 0; i < chip->ecc.steps; ++i) {  in check_erased_page()
207 		res = nand_check_erased_ecc_chunk(buf, pkt_size, ecc, ecc_size,  in check_erased_page()
209 						  chip->ecc.strength);  in check_erased_page()
217 		ecc += ecc_size;  in check_erased_page()
305 		chip->ecc.read_oob(chip, page);  in tango_read_page()
313 		chip->ecc.read_oob_raw(chip, page);  in tango_read_page()
405 	const int ecc_size = chip->ecc.bytes;  in raw_read()
406 	const int pkt_size = chip->ecc.size;  in raw_read()
432 	const int ecc_size = chip->ecc.bytes;  in raw_write()
433 	const int pkt_size = chip->ecc.size;  in raw_write()
491 	struct nand_ecc_ctrl *ecc = &chip->ecc;  in oob_ecc()  local
493 	if (idx >= ecc->steps)  in oob_ecc()
496 	res->offset = BBM_SIZE + METADATA_SIZE + ecc->bytes * idx;  in oob_ecc()
497 	res->length = ecc->bytes;  in oob_ecc()
508 	.ecc	= oob_ecc,
550 	struct nand_ecc_ctrl *ecc = &chip->ecc;  in tango_attach_chip()  local
552 	ecc->engine_type = NAND_ECC_ENGINE_TYPE_ON_HOST;  in tango_attach_chip()
553 	ecc->algo = NAND_ECC_ALGO_BCH;  in tango_attach_chip()
554 	ecc->bytes = DIV_ROUND_UP(ecc->strength * FIELD_ORDER, BITS_PER_BYTE);  in tango_attach_chip()
556 	ecc->read_page_raw = tango_read_page_raw;  in tango_attach_chip()
557 	ecc->write_page_raw = tango_write_page_raw;  in tango_attach_chip()
558 	ecc->read_page = tango_read_page;  in tango_attach_chip()
559 	ecc->write_page = tango_write_page;  in tango_attach_chip()
560 	ecc->read_oob = tango_read_oob;  in tango_attach_chip()
561 	ecc->write_oob = tango_write_oob;  in tango_attach_chip()
579 	struct nand_ecc_ctrl *ecc;  in chip_init()  local
601 	ecc = &chip->ecc;  in chip_init()
618 	tchip->xfer_cfg = XFER_CFG(cs, 1, ecc->steps, METADATA_SIZE);  in chip_init()
619 	tchip->pkt_0_cfg = PKT_CFG(ecc->size + METADATA_SIZE, ecc->strength);  in chip_init()
620 	tchip->pkt_n_cfg = PKT_CFG(ecc->size, ecc->strength);  in chip_init()