drivers/mmc/core/quirks.h

   1 /*
   2  *  This file contains work-arounds for many known SD/MMC
   3  *  and SDIO hardware bugs.
   4  *
   5  *  Copyright (c) 2011 Andrei Warkentin <andreiw@motorola.com>
   6  *  Copyright (c) 2011 Pierre Tardy <tardyp@gmail.com>
   7  *  Inspired from pci fixup code:
   8  *  Copyright (c) 1999 Martin Mares <mj@ucw.cz>
   9  *
  10  */
  11
  12 #include <linux/mmc/sdio_ids.h>
  13
  14 #include "card.h"
  15
  16 static const struct mmc_fixup mmc_blk_fixups[] = {
  17 #define INAND_CMD38_ARG_EXT_CSD  113
  18 #define INAND_CMD38_ARG_ERASE    0x00
  19 #define INAND_CMD38_ARG_TRIM     0x01
  20 #define INAND_CMD38_ARG_SECERASE 0x80
  21 #define INAND_CMD38_ARG_SECTRIM1 0x81
  22 #define INAND_CMD38_ARG_SECTRIM2 0x88
  23         /* CMD38 argument is passed through EXT_CSD[113] */
  24         MMC_FIXUP("SEM02G", CID_MANFID_SANDISK, 0x100, add_quirk,
  25                   MMC_QUIRK_INAND_CMD38),
  26         MMC_FIXUP("SEM04G", CID_MANFID_SANDISK, 0x100, add_quirk,
  27                   MMC_QUIRK_INAND_CMD38),
  28         MMC_FIXUP("SEM08G", CID_MANFID_SANDISK, 0x100, add_quirk,
  29                   MMC_QUIRK_INAND_CMD38),
  30         MMC_FIXUP("SEM16G", CID_MANFID_SANDISK, 0x100, add_quirk,
  31                   MMC_QUIRK_INAND_CMD38),
  32         MMC_FIXUP("SEM32G", CID_MANFID_SANDISK, 0x100, add_quirk,
  33                   MMC_QUIRK_INAND_CMD38),
  34
  35         /*
  36          * Some MMC cards experience performance degradation with CMD23
  37          * instead of CMD12-bounded multiblock transfers. For now we'll
  38          * black list what's bad...
  39          * - Certain Toshiba cards.
  40          *
  41          * N.B. This doesn't affect SD cards.
  42          */
  43         MMC_FIXUP("SDMB-32", CID_MANFID_SANDISK, CID_OEMID_ANY, add_quirk_mmc,
  44                   MMC_QUIRK_BLK_NO_CMD23),
  45         MMC_FIXUP("SDM032", CID_MANFID_SANDISK, CID_OEMID_ANY, add_quirk_mmc,
  46                   MMC_QUIRK_BLK_NO_CMD23),
  47         MMC_FIXUP("MMC08G", CID_MANFID_TOSHIBA, CID_OEMID_ANY, add_quirk_mmc,
  48                   MMC_QUIRK_BLK_NO_CMD23),
  49         MMC_FIXUP("MMC16G", CID_MANFID_TOSHIBA, CID_OEMID_ANY, add_quirk_mmc,
  50                   MMC_QUIRK_BLK_NO_CMD23),
  51         MMC_FIXUP("MMC32G", CID_MANFID_TOSHIBA, CID_OEMID_ANY, add_quirk_mmc,
  52                   MMC_QUIRK_BLK_NO_CMD23),
  53
  54         /*
  55          * Some MMC cards need longer data read timeout than indicated in CSD.
  56          */
  57         MMC_FIXUP(CID_NAME_ANY, CID_MANFID_MICRON, 0x200, add_quirk_mmc,
  58                   MMC_QUIRK_LONG_READ_TIME),
  59         MMC_FIXUP("008GE0", CID_MANFID_TOSHIBA, CID_OEMID_ANY, add_quirk_mmc,
  60                   MMC_QUIRK_LONG_READ_TIME),
  61
  62         /*
  63          * On these Samsung MoviNAND parts, performing secure erase or
  64          * secure trim can result in unrecoverable corruption due to a
  65          * firmware bug.
  66          */
  67         MMC_FIXUP("M8G2FA", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc,
  68                   MMC_QUIRK_SEC_ERASE_TRIM_BROKEN),
  69         MMC_FIXUP("MAG4FA", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc,
  70                   MMC_QUIRK_SEC_ERASE_TRIM_BROKEN),
  71         MMC_FIXUP("MBG8FA", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc,
  72                   MMC_QUIRK_SEC_ERASE_TRIM_BROKEN),
  73         MMC_FIXUP("MCGAFA", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc,
  74                   MMC_QUIRK_SEC_ERASE_TRIM_BROKEN),
  75         MMC_FIXUP("VAL00M", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc,
  76                   MMC_QUIRK_SEC_ERASE_TRIM_BROKEN),
  77         MMC_FIXUP("VYL00M", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc,
  78                   MMC_QUIRK_SEC_ERASE_TRIM_BROKEN),
  79         MMC_FIXUP("KYL00M", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc,
  80                   MMC_QUIRK_SEC_ERASE_TRIM_BROKEN),
  81         MMC_FIXUP("VZL00M", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc,
  82                   MMC_QUIRK_SEC_ERASE_TRIM_BROKEN),
  83
  84         /*
  85          *  On Some Kingston eMMCs, performing trim can result in
  86          *  unrecoverable data conrruption occasionally due to a firmware bug.
  87          */
  88         MMC_FIXUP("V10008", CID_MANFID_KINGSTON, CID_OEMID_ANY, add_quirk_mmc,
  89                   MMC_QUIRK_TRIM_BROKEN),
  90         MMC_FIXUP("V10016", CID_MANFID_KINGSTON, CID_OEMID_ANY, add_quirk_mmc,
  91                   MMC_QUIRK_TRIM_BROKEN),
  92
  93         END_FIXUP
  94 };
  95
  96 static const struct mmc_fixup mmc_ext_csd_fixups[] = {
  97         /*
  98          * Certain Hynix eMMC 4.41 cards might get broken when HPI feature
  99          * is used so disable the HPI feature for such buggy cards.
 100          */
 101         MMC_FIXUP_EXT_CSD_REV(CID_NAME_ANY, CID_MANFID_HYNIX,
 102                               0x014a, add_quirk, MMC_QUIRK_BROKEN_HPI, 5),
 103
 104         END_FIXUP
 105 };
 106
 107 static const struct mmc_fixup sdio_fixup_methods[] = {
 108         SDIO_FIXUP(SDIO_VENDOR_ID_TI, SDIO_DEVICE_ID_TI_WL1271,
 109                    add_quirk, MMC_QUIRK_NONSTD_FUNC_IF),
 110
 111         SDIO_FIXUP(SDIO_VENDOR_ID_TI, SDIO_DEVICE_ID_TI_WL1271,
 112                    add_quirk, MMC_QUIRK_DISABLE_CD),
 113
 114         SDIO_FIXUP(SDIO_VENDOR_ID_STE, SDIO_DEVICE_ID_STE_CW1200,
 115                    add_quirk, MMC_QUIRK_BROKEN_BYTE_MODE_512),
 116
 117         SDIO_FIXUP(SDIO_VENDOR_ID_MARVELL, SDIO_DEVICE_ID_MARVELL_8797_F0,
 118                    add_quirk, MMC_QUIRK_BROKEN_IRQ_POLLING),
 119
 120         END_FIXUP
 121 };
 122
 123 static inline void mmc_fixup_device(struct mmc_card *card,
 124                                     const struct mmc_fixup *table)
 125 {
 126         const struct mmc_fixup *f;
 127         u64 rev = cid_rev_card(card);
 128
 129         for (f = table; f->vendor_fixup; f++) {
 130                 if ((f->manfid == CID_MANFID_ANY ||
 131                      f->manfid == card->cid.manfid) &&
 132                     (f->oemid == CID_OEMID_ANY ||
 133                      f->oemid == card->cid.oemid) &&
 134                     (f->name == CID_NAME_ANY ||
 135                      !strncmp(f->name, card->cid.prod_name,
 136                               sizeof(card->cid.prod_name))) &&
 137                     (f->cis_vendor == card->cis.vendor ||
 138                      f->cis_vendor == (u16) SDIO_ANY_ID) &&
 139                     (f->cis_device == card->cis.device ||
 140                      f->cis_device == (u16) SDIO_ANY_ID) &&
 141                     (f->ext_csd_rev == EXT_CSD_REV_ANY ||
 142                      f->ext_csd_rev == card->ext_csd.rev) &&
 143                     rev >= f->rev_start && rev <= f->rev_end) {
 144                         dev_dbg(&card->dev, "calling %pf\n", f->vendor_fixup);
 145                         f->vendor_fixup(card, f->data);
 146                 }
 147         }
 148 }