Lines Matching refs:ecc
172 if (section >= chip->ecc.steps) in fsmc_ecc1_ooblayout_ecc()
186 if (section >= chip->ecc.steps) in fsmc_ecc1_ooblayout_free()
191 if (section < chip->ecc.steps - 1) in fsmc_ecc1_ooblayout_free()
200 .ecc = fsmc_ecc1_ooblayout_ecc,
215 if (section >= chip->ecc.steps) in fsmc_ecc4_ooblayout_ecc()
218 oobregion->length = chip->ecc.bytes; in fsmc_ecc4_ooblayout_ecc()
233 if (section >= chip->ecc.steps) in fsmc_ecc4_ooblayout_free()
238 if (section < chip->ecc.steps - 1) in fsmc_ecc4_ooblayout_free()
247 .ecc = fsmc_ecc4_ooblayout_ecc,
392 u8 *ecc) in fsmc_read_hwecc_ecc4() argument
411 ecc[0] = ecc_tmp; in fsmc_read_hwecc_ecc4()
412 ecc[1] = ecc_tmp >> 8; in fsmc_read_hwecc_ecc4()
413 ecc[2] = ecc_tmp >> 16; in fsmc_read_hwecc_ecc4()
414 ecc[3] = ecc_tmp >> 24; in fsmc_read_hwecc_ecc4()
417 ecc[4] = ecc_tmp; in fsmc_read_hwecc_ecc4()
418 ecc[5] = ecc_tmp >> 8; in fsmc_read_hwecc_ecc4()
419 ecc[6] = ecc_tmp >> 16; in fsmc_read_hwecc_ecc4()
420 ecc[7] = ecc_tmp >> 24; in fsmc_read_hwecc_ecc4()
423 ecc[8] = ecc_tmp; in fsmc_read_hwecc_ecc4()
424 ecc[9] = ecc_tmp >> 8; in fsmc_read_hwecc_ecc4()
425 ecc[10] = ecc_tmp >> 16; in fsmc_read_hwecc_ecc4()
426 ecc[11] = ecc_tmp >> 24; in fsmc_read_hwecc_ecc4()
429 ecc[12] = ecc_tmp >> 16; in fsmc_read_hwecc_ecc4()
440 u8 *ecc) in fsmc_read_hwecc_ecc1() argument
446 ecc[0] = ecc_tmp; in fsmc_read_hwecc_ecc1()
447 ecc[1] = ecc_tmp >> 8; in fsmc_read_hwecc_ecc1()
448 ecc[2] = ecc_tmp >> 16; in fsmc_read_hwecc_ecc1()
698 int i, j, s, stat, eccsize = chip->ecc.size; in fsmc_read_page_hwecc()
699 int eccbytes = chip->ecc.bytes; in fsmc_read_page_hwecc()
700 int eccsteps = chip->ecc.steps; in fsmc_read_page_hwecc()
702 u8 *ecc_calc = chip->ecc.calc_buf; in fsmc_read_page_hwecc()
703 u8 *ecc_code = chip->ecc.code_buf; in fsmc_read_page_hwecc()
716 chip->ecc.hwctl(chip, NAND_ECC_READ); in fsmc_read_page_hwecc()
743 memcpy(&ecc_code[i], oob, chip->ecc.bytes); in fsmc_read_page_hwecc()
744 chip->ecc.calculate(chip, p, &ecc_calc[i]); in fsmc_read_page_hwecc()
746 stat = chip->ecc.correct(chip, p, &ecc_code[i], &ecc_calc[i]); in fsmc_read_page_hwecc()
798 int bits_ecc = count_written_bits(read_ecc, chip->ecc.bytes, 8); in fsmc_bch8_correct_data()
799 int bits_data = count_written_bits(dat, chip->ecc.size, 8); in fsmc_bch8_correct_data()
803 memset(dat, 0xff, chip->ecc.size); in fsmc_bch8_correct_data()
837 if (err_idx[i] < chip->ecc.size * 8) { in fsmc_bch8_correct_data()
903 if (nand->ecc.engine_type == NAND_ECC_ENGINE_TYPE_INVALID) in fsmc_nand_attach_chip()
904 nand->ecc.engine_type = NAND_ECC_ENGINE_TYPE_ON_HOST; in fsmc_nand_attach_chip()
906 if (!nand->ecc.size) in fsmc_nand_attach_chip()
907 nand->ecc.size = 512; in fsmc_nand_attach_chip()
910 nand->ecc.read_page = fsmc_read_page_hwecc; in fsmc_nand_attach_chip()
911 nand->ecc.calculate = fsmc_read_hwecc_ecc4; in fsmc_nand_attach_chip()
912 nand->ecc.correct = fsmc_bch8_correct_data; in fsmc_nand_attach_chip()
913 nand->ecc.bytes = 13; in fsmc_nand_attach_chip()
914 nand->ecc.strength = 8; in fsmc_nand_attach_chip()
937 switch (nand->ecc.engine_type) { in fsmc_nand_attach_chip()
940 nand->ecc.calculate = fsmc_read_hwecc_ecc1; in fsmc_nand_attach_chip()
941 nand->ecc.correct = nand_correct_data; in fsmc_nand_attach_chip()
942 nand->ecc.hwctl = fsmc_enable_hwecc; in fsmc_nand_attach_chip()
943 nand->ecc.bytes = 3; in fsmc_nand_attach_chip()
944 nand->ecc.strength = 1; in fsmc_nand_attach_chip()
945 nand->ecc.options |= NAND_ECC_SOFT_HAMMING_SM_ORDER; in fsmc_nand_attach_chip()
949 if (nand->ecc.algo == NAND_ECC_ALGO_BCH) { in fsmc_nand_attach_chip()
967 if (nand->ecc.engine_type == NAND_ECC_ENGINE_TYPE_ON_HOST) { in fsmc_nand_attach_chip()