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0001 /* SPDX-License-Identifier: GPL-2.0 */
0002 /*
0003  *  This file contains work-arounds for many known SD/MMC
0004  *  and SDIO hardware bugs.
0005  *
0006  *  Copyright (c) 2011 Andrei Warkentin <andreiw@motorola.com>
0007  *  Copyright (c) 2011 Pierre Tardy <tardyp@gmail.com>
0008  *  Inspired from pci fixup code:
0009  *  Copyright (c) 1999 Martin Mares <mj@ucw.cz>
0010  *
0011  */
0012 
0013 #include <linux/of.h>
0014 #include <linux/mmc/sdio_ids.h>
0015 
0016 #include "card.h"
0017 
0018 static const struct mmc_fixup __maybe_unused mmc_blk_fixups[] = {
0019 #define INAND_CMD38_ARG_EXT_CSD  113
0020 #define INAND_CMD38_ARG_ERASE    0x00
0021 #define INAND_CMD38_ARG_TRIM     0x01
0022 #define INAND_CMD38_ARG_SECERASE 0x80
0023 #define INAND_CMD38_ARG_SECTRIM1 0x81
0024 #define INAND_CMD38_ARG_SECTRIM2 0x88
0025     /* CMD38 argument is passed through EXT_CSD[113] */
0026     MMC_FIXUP("SEM02G", CID_MANFID_SANDISK, 0x100, add_quirk,
0027           MMC_QUIRK_INAND_CMD38),
0028     MMC_FIXUP("SEM04G", CID_MANFID_SANDISK, 0x100, add_quirk,
0029           MMC_QUIRK_INAND_CMD38),
0030     MMC_FIXUP("SEM08G", CID_MANFID_SANDISK, 0x100, add_quirk,
0031           MMC_QUIRK_INAND_CMD38),
0032     MMC_FIXUP("SEM16G", CID_MANFID_SANDISK, 0x100, add_quirk,
0033           MMC_QUIRK_INAND_CMD38),
0034     MMC_FIXUP("SEM32G", CID_MANFID_SANDISK, 0x100, add_quirk,
0035           MMC_QUIRK_INAND_CMD38),
0036 
0037     /*
0038      * Some MMC cards experience performance degradation with CMD23
0039      * instead of CMD12-bounded multiblock transfers. For now we'll
0040      * black list what's bad...
0041      * - Certain Toshiba cards.
0042      *
0043      * N.B. This doesn't affect SD cards.
0044      */
0045     MMC_FIXUP("SDMB-32", CID_MANFID_SANDISK, CID_OEMID_ANY, add_quirk_mmc,
0046           MMC_QUIRK_BLK_NO_CMD23),
0047     MMC_FIXUP("SDM032", CID_MANFID_SANDISK, CID_OEMID_ANY, add_quirk_mmc,
0048           MMC_QUIRK_BLK_NO_CMD23),
0049     MMC_FIXUP("MMC08G", CID_MANFID_TOSHIBA, CID_OEMID_ANY, add_quirk_mmc,
0050           MMC_QUIRK_BLK_NO_CMD23),
0051     MMC_FIXUP("MMC16G", CID_MANFID_TOSHIBA, CID_OEMID_ANY, add_quirk_mmc,
0052           MMC_QUIRK_BLK_NO_CMD23),
0053     MMC_FIXUP("MMC32G", CID_MANFID_TOSHIBA, CID_OEMID_ANY, add_quirk_mmc,
0054           MMC_QUIRK_BLK_NO_CMD23),
0055 
0056     /*
0057      * Some SD cards lockup while using CMD23 multiblock transfers.
0058      */
0059     MMC_FIXUP("AF SD", CID_MANFID_ATP, CID_OEMID_ANY, add_quirk_sd,
0060           MMC_QUIRK_BLK_NO_CMD23),
0061     MMC_FIXUP("APUSD", CID_MANFID_APACER, 0x5048, add_quirk_sd,
0062           MMC_QUIRK_BLK_NO_CMD23),
0063 
0064     /*
0065      * Some MMC cards need longer data read timeout than indicated in CSD.
0066      */
0067     MMC_FIXUP(CID_NAME_ANY, CID_MANFID_MICRON, 0x200, add_quirk_mmc,
0068           MMC_QUIRK_LONG_READ_TIME),
0069     MMC_FIXUP("008GE0", CID_MANFID_TOSHIBA, CID_OEMID_ANY, add_quirk_mmc,
0070           MMC_QUIRK_LONG_READ_TIME),
0071 
0072     /*
0073      * On these Samsung MoviNAND parts, performing secure erase or
0074      * secure trim can result in unrecoverable corruption due to a
0075      * firmware bug.
0076      */
0077     MMC_FIXUP("M8G2FA", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc,
0078           MMC_QUIRK_SEC_ERASE_TRIM_BROKEN),
0079     MMC_FIXUP("MAG4FA", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc,
0080           MMC_QUIRK_SEC_ERASE_TRIM_BROKEN),
0081     MMC_FIXUP("MBG8FA", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc,
0082           MMC_QUIRK_SEC_ERASE_TRIM_BROKEN),
0083     MMC_FIXUP("MCGAFA", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc,
0084           MMC_QUIRK_SEC_ERASE_TRIM_BROKEN),
0085     MMC_FIXUP("VAL00M", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc,
0086           MMC_QUIRK_SEC_ERASE_TRIM_BROKEN),
0087     MMC_FIXUP("VYL00M", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc,
0088           MMC_QUIRK_SEC_ERASE_TRIM_BROKEN),
0089     MMC_FIXUP("KYL00M", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc,
0090           MMC_QUIRK_SEC_ERASE_TRIM_BROKEN),
0091     MMC_FIXUP("VZL00M", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc,
0092           MMC_QUIRK_SEC_ERASE_TRIM_BROKEN),
0093 
0094     /*
0095      *  On Some Kingston eMMCs, performing trim can result in
0096      *  unrecoverable data conrruption occasionally due to a firmware bug.
0097      */
0098     MMC_FIXUP("V10008", CID_MANFID_KINGSTON, CID_OEMID_ANY, add_quirk_mmc,
0099           MMC_QUIRK_TRIM_BROKEN),
0100     MMC_FIXUP("V10016", CID_MANFID_KINGSTON, CID_OEMID_ANY, add_quirk_mmc,
0101           MMC_QUIRK_TRIM_BROKEN),
0102 
0103     END_FIXUP
0104 };
0105 
0106 static const struct mmc_fixup __maybe_unused mmc_ext_csd_fixups[] = {
0107     /*
0108      * Certain Hynix eMMC 4.41 cards might get broken when HPI feature
0109      * is used so disable the HPI feature for such buggy cards.
0110      */
0111     MMC_FIXUP_EXT_CSD_REV(CID_NAME_ANY, CID_MANFID_HYNIX,
0112                   0x014a, add_quirk, MMC_QUIRK_BROKEN_HPI, 5),
0113     /*
0114      * Certain Micron (Numonyx) eMMC 4.5 cards might get broken when HPI
0115      * feature is used so disable the HPI feature for such buggy cards.
0116      */
0117     MMC_FIXUP_EXT_CSD_REV(CID_NAME_ANY, CID_MANFID_NUMONYX,
0118                   0x014e, add_quirk, MMC_QUIRK_BROKEN_HPI, 6),
0119 
0120     END_FIXUP
0121 };
0122 
0123 
0124 static const struct mmc_fixup __maybe_unused sdio_fixup_methods[] = {
0125     SDIO_FIXUP(SDIO_VENDOR_ID_TI_WL1251, SDIO_DEVICE_ID_TI_WL1251,
0126            add_quirk, MMC_QUIRK_NONSTD_FUNC_IF),
0127 
0128     SDIO_FIXUP(SDIO_VENDOR_ID_TI_WL1251, SDIO_DEVICE_ID_TI_WL1251,
0129            add_quirk, MMC_QUIRK_DISABLE_CD),
0130 
0131     SDIO_FIXUP(SDIO_VENDOR_ID_TI, SDIO_DEVICE_ID_TI_WL1271,
0132            add_quirk, MMC_QUIRK_NONSTD_FUNC_IF),
0133 
0134     SDIO_FIXUP(SDIO_VENDOR_ID_TI, SDIO_DEVICE_ID_TI_WL1271,
0135            add_quirk, MMC_QUIRK_DISABLE_CD),
0136 
0137     SDIO_FIXUP(SDIO_VENDOR_ID_STE, SDIO_DEVICE_ID_STE_CW1200,
0138            add_quirk, MMC_QUIRK_BROKEN_BYTE_MODE_512),
0139 
0140     SDIO_FIXUP(SDIO_VENDOR_ID_MARVELL, SDIO_DEVICE_ID_MARVELL_8797_F0,
0141            add_quirk, MMC_QUIRK_BROKEN_IRQ_POLLING),
0142 
0143     SDIO_FIXUP(SDIO_VENDOR_ID_MARVELL, SDIO_DEVICE_ID_MARVELL_8887_F0,
0144            add_limit_rate_quirk, 150000000),
0145 
0146     END_FIXUP
0147 };
0148 
0149 static const struct mmc_fixup __maybe_unused sdio_card_init_methods[] = {
0150     SDIO_FIXUP_COMPATIBLE("ti,wl1251", wl1251_quirk, 0),
0151 
0152     SDIO_FIXUP_COMPATIBLE("silabs,wf200", add_quirk,
0153                   MMC_QUIRK_BROKEN_BYTE_MODE_512 |
0154                   MMC_QUIRK_LENIENT_FN0 |
0155                   MMC_QUIRK_BLKSZ_FOR_BYTE_MODE),
0156 
0157     END_FIXUP
0158 };
0159 
0160 static inline bool mmc_fixup_of_compatible_match(struct mmc_card *card,
0161                          const char *compatible)
0162 {
0163     struct device_node *np;
0164 
0165     for_each_child_of_node(mmc_dev(card->host)->of_node, np) {
0166         if (of_device_is_compatible(np, compatible)) {
0167             of_node_put(np);
0168             return true;
0169         }
0170     }
0171 
0172     return false;
0173 }
0174 
0175 static inline void mmc_fixup_device(struct mmc_card *card,
0176                     const struct mmc_fixup *table)
0177 {
0178     const struct mmc_fixup *f;
0179     u64 rev = cid_rev_card(card);
0180 
0181     for (f = table; f->vendor_fixup; f++) {
0182         if (f->manfid != CID_MANFID_ANY &&
0183             f->manfid != card->cid.manfid)
0184             continue;
0185         if (f->oemid != CID_OEMID_ANY &&
0186             f->oemid != card->cid.oemid)
0187             continue;
0188         if (f->name != CID_NAME_ANY &&
0189             strncmp(f->name, card->cid.prod_name,
0190                 sizeof(card->cid.prod_name)))
0191             continue;
0192         if (f->cis_vendor != (u16)SDIO_ANY_ID &&
0193             f->cis_vendor != card->cis.vendor)
0194             continue;
0195         if (f->cis_device != (u16)SDIO_ANY_ID &&
0196             f->cis_device != card->cis.device)
0197             continue;
0198         if (f->ext_csd_rev != EXT_CSD_REV_ANY &&
0199             f->ext_csd_rev != card->ext_csd.rev)
0200             continue;
0201         if (rev < f->rev_start || rev > f->rev_end)
0202             continue;
0203         if (f->of_compatible &&
0204             !mmc_fixup_of_compatible_match(card, f->of_compatible))
0205             continue;
0206 
0207         dev_dbg(&card->dev, "calling %ps\n", f->vendor_fixup);
0208         f->vendor_fixup(card, f->data);
0209     }
0210 }
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