128 	unsigned int eccbytes = nand->ecc.bytes;  in nand_bch_init()  local
131 	if (!eccbytes && eccstrength) {  in nand_bch_init()
132 		eccbytes = DIV_ROUND_UP(eccstrength * fls(8 * eccsize), 8);  in nand_bch_init()
133 		nand->ecc.bytes = eccbytes;  in nand_bch_init()
136 	if (!eccsize || !eccbytes) {  in nand_bch_init()
142 	t = (eccbytes*8)/m;  in nand_bch_init()
153 	if (nbc->bch->ecc_bytes != eccbytes) {  in nand_bch_init()
155 			eccbytes, nbc->bch->ecc_bytes);  in nand_bch_init()
168 	if (8*(eccsize+eccbytes) >= (1 << m)) {  in nand_bch_init()
182 	nand->ecc.total = eccsteps * eccbytes;  in nand_bch_init()
183 	if (mtd_ooblayout_count_eccbytes(mtd) != (eccsteps*eccbytes)) {  in nand_bch_init()
188 	nbc->eccmask = kmalloc(eccbytes, GFP_KERNEL);  in nand_bch_init()
200 	memset(nbc->eccmask, 0, eccbytes);  in nand_bch_init()
204 	for (i = 0; i < eccbytes; i++)  in nand_bch_init()
208 		nand->ecc.strength = (eccbytes * 8) / fls(8 * eccsize);  in nand_bch_init()