nand/raw/mxc_nand.c

391 	int eccpitch = chip->ecc.bytes + chip->ecc.prepad + chip->ecc.postpad;
399 	for (i = 0; i < chip->ecc.steps; i++) {
400 		toread = min_t(int, length, chip->ecc.prepad);
406 		bufpoi += chip->ecc.bytes;
407 		host->col_addr += chip->ecc.bytes;
408 		length -= chip->ecc.bytes;
410 		toread = min_t(int, length, chip->ecc.postpad);
422 			mtd->writesize + chip->ecc.prepad, page);
423 	bufpoi = buf + chip->ecc.prepad;
424 	length = mtd->oobsize - chip->ecc.prepad;
425 	for (i = 0; i < chip->ecc.steps; i++) {
426 		toread = min_t(int, length, chip->ecc.bytes);
430 		host->col_addr += chip->ecc.postpad + chip->ecc.prepad;
443 	int eccsize = chip->ecc.size;
444 	int eccbytes = chip->ecc.bytes;
445 	int eccpitch = eccbytes + chip->ecc.prepad + chip->ecc.postpad;
453 	for (n = 0, steps = chip->ecc.steps; steps > 0; n++, steps--) {
459 		if (chip->ecc.prepad) {
460 			chip->read_buf(mtd, oob, chip->ecc.prepad);
461 			oob += chip->ecc.prepad;
467 		if (chip->ecc.postpad) {
468 			chip->read_buf(mtd, oob, chip->ecc.postpad);
469 			oob += chip->ecc.postpad;
488 	int n, eccsize = chip->ecc.size;
489 	int eccbytes = chip->ecc.bytes;
490 	int eccpitch = eccbytes + chip->ecc.prepad + chip->ecc.postpad;
491 	int eccsteps = chip->ecc.steps;
508 		if (chip->ecc.prepad) {
509 			chip->read_buf(mtd, oob, chip->ecc.prepad);
510 			oob += chip->ecc.prepad;
513 		stat = chip->ecc.correct(mtd, p, oob, NULL);
521 		if (chip->ecc.postpad) {
522 			chip->read_buf(mtd, oob, chip->ecc.postpad);
523 			oob += chip->ecc.postpad;
535 	eccsteps = chip->ecc.steps;
536 	oob = chip->oob_poi + chip->ecc.prepad;
540 				 chip->ecc.prepad;
542 		oob += eccbytes + chip->ecc.postpad;
552 	int eccpitch = chip->ecc.bytes + chip->ecc.prepad + chip->ecc.postpad;
554 	int i, len, status, steps = chip->ecc.steps;
564 		host->col_addr += chip->ecc.prepad + chip->ecc.postpad;
580 	int eccsize = chip->ecc.size;
581 	int eccbytes = chip->ecc.bytes;
582 	int eccpitch = eccbytes + chip->ecc.prepad + chip->ecc.postpad;
587 	for (n = 0, steps = chip->ecc.steps; steps > 0; n++, steps--) {
594 		if (chip->ecc.prepad) {
595 			chip->write_buf(mtd, oob, chip->ecc.prepad);
596 			oob += chip->ecc.prepad;
602 		if (chip->ecc.postpad) {
603 			chip->write_buf(mtd, oob, chip->ecc.postpad);
604 			oob += chip->ecc.postpad;
620 	int i, n, eccsize = chip->ecc.size;
621 	int eccbytes = chip->ecc.bytes;
622 	int eccpitch = eccbytes + chip->ecc.prepad + chip->ecc.postpad;
623 	int eccsteps = chip->ecc.steps;
627 	chip->ecc.hwctl(mtd, NAND_ECC_WRITE);
638 		if (chip->ecc.prepad) {
639 			chip->write_buf(mtd, oob, chip->ecc.prepad);
640 			oob += chip->ecc.prepad;
646 		if (chip->ecc.postpad) {
647 			chip->write_buf(mtd, oob, chip->ecc.postpad);
648 			oob += chip->ecc.postpad;
1182 	this->ecc.calculate = mxc_nand_calculate_ecc;
1183 	this->ecc.hwctl = mxc_nand_enable_hwecc;
1184 	this->ecc.correct = mxc_nand_correct_data;
1186 		this->ecc.mode = NAND_ECC_HW_SYNDROME;
1187 		this->ecc.read_page = mxc_nand_read_page_syndrome;
1188 		this->ecc.read_page_raw = mxc_nand_read_page_raw_syndrome;
1189 		this->ecc.read_oob = mxc_nand_read_oob_syndrome;
1190 		this->ecc.write_page = mxc_nand_write_page_syndrome;
1191 		this->ecc.write_page_raw = mxc_nand_write_page_raw_syndrome;
1192 		this->ecc.write_oob = mxc_nand_write_oob_syndrome;
1193 		this->ecc.bytes = 9;
1194 		this->ecc.prepad = 7;
1196 		this->ecc.mode = NAND_ECC_HW;
1200 		this->ecc.strength = 1;
1202 		this->ecc.strength = 4;
1206 	this->ecc.size = 512;
1209 	this->ecc.layout = &nand_soft_eccoob;
1210 	this->ecc.mode = NAND_ECC_SOFT;
1222 	this->ecc.layout = &nand_hw_eccoob2k;
1225 	this->ecc.layout = &nand_hw_eccoob;