| /linux-6.12.1/drivers/mtd/tests/ |
| D | oobtest.c | 122 size_t bitflips = 0; in memcmpshowoffset() local
130 bitflips += hweight8(res); in memcmpshowoffset()
134 return bitflips; in memcmpshowoffset()
150 size_t bitflips = 0; in memffshow() local
158 bitflips += hweight8(res); in memffshow()
162 return bitflips; in memffshow()
171 size_t bitflips; in verify_eraseblock() local
194 bitflips = memcmpshow(addr, readbuf, in verify_eraseblock()
197 if (bitflips > bitflip_limit) { in verify_eraseblock()
205 } else if (bitflips) { in verify_eraseblock()
[all …]
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| /linux-6.12.1/drivers/mtd/nand/raw/ |
| D | nand_toshiba.c | 60 unsigned int i, bitflips = 0; in toshiba_nand_benand_eccstatus() local
63 bitflips = ecc_status[i] & TOSHIBA_NAND_ECC_STATUS_MASK; in toshiba_nand_benand_eccstatus()
64 if (bitflips == TOSHIBA_NAND_ECC_STATUS_UNCORR) { in toshiba_nand_benand_eccstatus()
67 mtd->ecc_stats.corrected += bitflips; in toshiba_nand_benand_eccstatus()
68 max_bitflips = max(max_bitflips, bitflips); in toshiba_nand_benand_eccstatus()
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| D | meson_nand.c | 560 static int meson_nfc_ecc_correct(struct nand_chip *nand, u32 *bitflips, in meson_nfc_ecc_correct() argument
572 *bitflips = max_t(u32, *bitflips, ECC_ERR_CNT(*info)); in meson_nfc_ecc_correct()
579 *bitflips = max_t(u32, *bitflips, in meson_nfc_ecc_correct()
883 u32 bitflips = 0; in meson_nfc_read_page_hwecc() local
892 ret = meson_nfc_ecc_correct(nand, &bitflips, &correct_bitmap); in meson_nfc_read_page_hwecc()
900 return bitflips; in meson_nfc_read_page_hwecc()
920 bitflips = max_t(u32, bitflips, ret); in meson_nfc_read_page_hwecc()
927 return bitflips; in meson_nfc_read_page_hwecc()
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| D | fsl_ifc_nand.c | 644 int i, res, bitflips = 0; in check_erased_page() local
659 bitflips = max(res, bitflips); in check_erased_page()
664 return bitflips; in check_erased_page()
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| D | nandsim.c | 93 static unsigned int bitflips = 0; variable
125 module_param(bitflips, uint, 0400);
155 MODULE_PARM_DESC(bitflips, "Maximum number of random bit flips per page (zero by default)");
1405 if (bitflips && get_random_u16() < (1 << 6)) { in ns_do_bit_flips()
1407 if (bitflips > 1) in ns_do_bit_flips()
1408 flips = get_random_u32_inclusive(1, bitflips); in ns_do_bit_flips()
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| D | denali.c | 479 unsigned int bitflips = 0; in denali_sw_ecc_fixup() local
502 bitflips = 0; in denali_sw_ecc_fixup()
528 bitflips += flips_in_byte; in denali_sw_ecc_fixup()
530 max_bitflips = max(max_bitflips, bitflips); in denali_sw_ecc_fixup()
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| D | mtk_nand.c | 936 return stats.bitflips; in mtk_nfc_update_ecc_stats()
948 int bitflips = 0; in mtk_nfc_read_subpage() local
1015 bitflips = -EIO; in mtk_nfc_read_subpage()
1018 bitflips = rc < 0 ? -ETIMEDOUT : in mtk_nfc_read_subpage()
1035 return bitflips; in mtk_nfc_read_subpage()
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| D | nand_base.c | 2808 int bitflips = 0; in nand_check_erased_buf() local
2814 bitflips += BITS_PER_BYTE - weight; in nand_check_erased_buf()
2815 if (unlikely(bitflips > bitflips_threshold)) in nand_check_erased_buf()
2825 bitflips += BITS_PER_LONG - weight; in nand_check_erased_buf()
2826 if (unlikely(bitflips > bitflips_threshold)) in nand_check_erased_buf()
2832 bitflips += BITS_PER_BYTE - weight; in nand_check_erased_buf()
2833 if (unlikely(bitflips > bitflips_threshold)) in nand_check_erased_buf()
2837 return bitflips; in nand_check_erased_buf()
3662 chip->pagecache.bitflips = ret; in nand_do_read_ops()
3705 chip->pagecache.bitflips); in nand_do_read_ops()
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| /linux-6.12.1/drivers/mtd/ubi/ |
| D | attach.c | 441 int len, err, second_is_newer, bitflips = 0, corrupted = 0; in ubi_compare_lebs() local
483 return bitflips << 1; in ubi_compare_lebs()
494 bitflips = 1; in ubi_compare_lebs()
523 bitflips = 0; in ubi_compare_lebs()
527 bitflips |= !!err; in ubi_compare_lebs()
538 return second_is_newer | (bitflips << 1) | (corrupted << 2); in ubi_compare_lebs()
564 int ec, const struct ubi_vid_hdr *vid_hdr, int bitflips) in ubi_add_to_av() argument
577 pnum, vol_id, lnum, ec, sqnum, bitflips); in ubi_add_to_av()
660 aeb->scrub = ((cmp_res & 2) || bitflips); in ubi_add_to_av()
694 aeb->scrub = bitflips; in ubi_add_to_av()
[all …]
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| D | debug.c | 34 FAIL_ACTION(bitflips, fault_bitflips_attr) in FAIL_ACTION()
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| D | ubi.h | 826 int ec, const struct ubi_vid_hdr *vid_hdr, int bitflips);
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| /linux-6.12.1/drivers/mtd/nand/ |
| D | ecc-mtk.c | 224 u32 bitflips = 0; in mtk_ecc_get_stats() local
241 bitflips = max_t(u32, bitflips, err); in mtk_ecc_get_stats()
244 stats->bitflips = bitflips; in mtk_ecc_get_stats()
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| /linux-6.12.1/include/linux/mtd/ |
| D | nand-ecc-mtk.h | 23 u32 bitflips; member
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| D | rawnand.h | 1322 unsigned int bitflips; member
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| /linux-6.12.1/drivers/mtd/nand/raw/brcmnand/ |
| D | brcmnand.c | 2106 int bitflips = 0; in brcmstb_nand_verify_erased_page() local
2133 bitflips = max(bitflips, ret); in brcmstb_nand_verify_erased_page()
2136 return bitflips; in brcmstb_nand_verify_erased_page()
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| /linux-6.12.1/drivers/spi/ |
| D | spi-mtk-snfi.c | 776 return snf->ecc_stats.failed ? -EBADMSG : snf->ecc_stats.bitflips; in mtk_snand_ecc_finish_io_req()
1009 snf->ecc_stats.bitflips = 0; in mtk_snand_read_page_cache()
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| /linux-6.12.1/Documentation/ABI/testing/ |
| D | sysfs-class-mtd | 167 bitflips occur. Note that if bitflip_threshold exceeds
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| /linux-6.12.1/Documentation/driver-api/mtd/ |
| D | nand_ecc.rst | 753 For correction not much gain could be obtained (as bitflips are rare). Then
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