mtd/onenand/onenand_base.c

527 			return mtd->oobsize;
787 	this->read_bufferram(mtd, 0, ONENAND_SPARERAM, oob_buf, 0, mtd->oobsize);
861 	int oobread = 0, oobcolumn, thisooblen, oobsize;
869 		oobsize = this->ecclayout->oobavail;
871 		oobsize = mtd->oobsize;
873 	oobcolumn = from & (mtd->oobsize - 1);
932 			thisooblen = oobsize - oobcolumn;
1007 	int read = 0, thislen, column, oobsize;
1022 		oobsize = this->ecclayout->oobavail;
1024 		oobsize = mtd->oobsize;
1026 	column = from & (mtd->oobsize - 1);
1028 	if (unlikely(column >= oobsize)) {
1036 				(from >> this->page_shift)) * oobsize)) {
1047 		thislen = oobsize - column;
1051 		this->command(mtd, readcmd, from, mtd->oobsize);
1241 	column = from & (mtd->oobsize - 1);
1245 		thislen = mtd->oobsize - column;
1249 		this->command(mtd, readcmd, from, mtd->oobsize);
1299 	this->command(mtd, readcmd, to, mtd->oobsize);
1305 	this->read_bufferram(mtd, 0, ONENAND_SPARERAM, oob_buf, 0, mtd->oobsize);
1306 	for (i = 0; i < mtd->oobsize; i++)
1419 	int oobwritten = 0, oobcolumn, thisooblen, oobsize;
1441 		oobsize = this->ecclayout->oobavail;
1443 		oobsize = mtd->oobsize;
1445 	oobcolumn = to & (mtd->oobsize - 1);
1454 		thisooblen = min_t(int, oobsize - oobcolumn, ooblen - oobwritten);
1471 			/* We send data to spare ram with oobsize
1473 			memset(oobbuf, 0xff, mtd->oobsize);
1485 		this->write_bufferram(mtd, 0, ONENAND_SPARERAM, oobbuf, 0, mtd->oobsize);
1540 	int column, ret = 0, oobsize;
1556 		oobsize = this->ecclayout->oobavail;
1558 		oobsize = mtd->oobsize;
1560 	column = to & (mtd->oobsize - 1);
1562 	if (unlikely(column >= oobsize)) {
1568 	if (unlikely(column + len > oobsize)) {
1577 					(to >> this->page_shift)) * oobsize)) {
1589 		int thislen = min_t(int, oobsize, len - written);
1591 		this->command(mtd, ONENAND_CMD_BUFFERRAM, to, mtd->oobsize);
1593 		/* We send data to spare ram with oobsize
1595 		memset(oobbuf, 0xff, mtd->oobsize);
1600 		this->write_bufferram(mtd, 0, ONENAND_SPARERAM, oobbuf, 0, mtd->oobsize);
1609 		this->command(mtd, oobcmd, to, mtd->oobsize);
1912 	ofs += mtd->oobsize + (bbm->badblockpos & ~0x01);
2401 		.ooblen	= mtd->oobsize,
2422 		for (i = 0; i < mtd->oobsize; i++)
2426 		if (i != mtd->oobsize) {
2630 	mtd->oobsize = mtd->writesize >> 5;
2730 		this->oob_buf = kzalloc(mtd->oobsize, GFP_KERNEL);
2745 	 * Allow subpage writes up to oobsize.
2747 	switch (mtd->oobsize) {
2764 		printk(KERN_WARNING "No OOB scheme defined for oobsize %d\n",
2765 			mtd->oobsize);