nand_extract_bits
nand_extract_bits(anand->hw_ecc, 0,
nand_extract_bits(buf, step * eccsize * 8, tmp_buf,
nand_extract_bits(oob, oob_bit_off, tmp_buf,
nand_extract_bits(tmp_buf, dst_bit_off, buf,
nand_extract_bits(tmp_buf, dst_bit_off, oob,
EXPORT_SYMBOL_GPL(nand_extract_bits);
void nand_extract_bits(u8 *dst, unsigned int dst_off, const u8 *src,