217 lines
6.9 KiB
C
217 lines
6.9 KiB
C
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/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* This file contains work-arounds for many known SD/MMC
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* and SDIO hardware bugs.
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*
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* Copyright (c) 2011 Andrei Warkentin <andreiw@motorola.com>
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* Copyright (c) 2011 Pierre Tardy <tardyp@gmail.com>
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* Inspired from pci fixup code:
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* Copyright (c) 1999 Martin Mares <mj@ucw.cz>
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*
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*/
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#include <linux/of.h>
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#include <linux/mmc/sdio_ids.h>
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#include "card.h"
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static const struct mmc_fixup __maybe_unused mmc_blk_fixups[] = {
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#define INAND_CMD38_ARG_EXT_CSD 113
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#define INAND_CMD38_ARG_ERASE 0x00
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#define INAND_CMD38_ARG_TRIM 0x01
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#define INAND_CMD38_ARG_SECERASE 0x80
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#define INAND_CMD38_ARG_SECTRIM1 0x81
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#define INAND_CMD38_ARG_SECTRIM2 0x88
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/* CMD38 argument is passed through EXT_CSD[113] */
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MMC_FIXUP("SEM02G", CID_MANFID_SANDISK, 0x100, add_quirk,
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MMC_QUIRK_INAND_CMD38),
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MMC_FIXUP("SEM04G", CID_MANFID_SANDISK, 0x100, add_quirk,
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MMC_QUIRK_INAND_CMD38),
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MMC_FIXUP("SEM08G", CID_MANFID_SANDISK, 0x100, add_quirk,
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MMC_QUIRK_INAND_CMD38),
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MMC_FIXUP("SEM16G", CID_MANFID_SANDISK, 0x100, add_quirk,
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MMC_QUIRK_INAND_CMD38),
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MMC_FIXUP("SEM32G", CID_MANFID_SANDISK, 0x100, add_quirk,
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MMC_QUIRK_INAND_CMD38),
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/*
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* Some MMC cards experience performance degradation with CMD23
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* instead of CMD12-bounded multiblock transfers. For now we'll
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* black list what's bad...
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* - Certain Toshiba cards.
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*
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* N.B. This doesn't affect SD cards.
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*/
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MMC_FIXUP("SDMB-32", CID_MANFID_SANDISK, CID_OEMID_ANY, add_quirk_mmc,
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MMC_QUIRK_BLK_NO_CMD23),
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MMC_FIXUP("SDM032", CID_MANFID_SANDISK, CID_OEMID_ANY, add_quirk_mmc,
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MMC_QUIRK_BLK_NO_CMD23),
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MMC_FIXUP("MMC08G", CID_MANFID_TOSHIBA, CID_OEMID_ANY, add_quirk_mmc,
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MMC_QUIRK_BLK_NO_CMD23),
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MMC_FIXUP("MMC16G", CID_MANFID_TOSHIBA, CID_OEMID_ANY, add_quirk_mmc,
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MMC_QUIRK_BLK_NO_CMD23),
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MMC_FIXUP("MMC32G", CID_MANFID_TOSHIBA, CID_OEMID_ANY, add_quirk_mmc,
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MMC_QUIRK_BLK_NO_CMD23),
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/*
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* Some SD cards lockup while using CMD23 multiblock transfers.
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*/
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MMC_FIXUP("AF SD", CID_MANFID_ATP, CID_OEMID_ANY, add_quirk_sd,
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MMC_QUIRK_BLK_NO_CMD23),
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MMC_FIXUP("APUSD", CID_MANFID_APACER, 0x5048, add_quirk_sd,
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MMC_QUIRK_BLK_NO_CMD23),
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/*
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* Some MMC cards need longer data read timeout than indicated in CSD.
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*/
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MMC_FIXUP(CID_NAME_ANY, CID_MANFID_MICRON, 0x200, add_quirk_mmc,
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MMC_QUIRK_LONG_READ_TIME),
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MMC_FIXUP("008GE0", CID_MANFID_TOSHIBA, CID_OEMID_ANY, add_quirk_mmc,
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MMC_QUIRK_LONG_READ_TIME),
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/*
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* On these Samsung MoviNAND parts, performing secure erase or
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* secure trim can result in unrecoverable corruption due to a
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* firmware bug.
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*/
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MMC_FIXUP("M8G2FA", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc,
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MMC_QUIRK_SEC_ERASE_TRIM_BROKEN),
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MMC_FIXUP("MAG4FA", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc,
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MMC_QUIRK_SEC_ERASE_TRIM_BROKEN),
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MMC_FIXUP("MBG8FA", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc,
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MMC_QUIRK_SEC_ERASE_TRIM_BROKEN),
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MMC_FIXUP("MCGAFA", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc,
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MMC_QUIRK_SEC_ERASE_TRIM_BROKEN),
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MMC_FIXUP("VAL00M", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc,
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MMC_QUIRK_SEC_ERASE_TRIM_BROKEN),
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MMC_FIXUP("VYL00M", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc,
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MMC_QUIRK_SEC_ERASE_TRIM_BROKEN),
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MMC_FIXUP("KYL00M", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc,
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MMC_QUIRK_SEC_ERASE_TRIM_BROKEN),
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MMC_FIXUP("VZL00M", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc,
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MMC_QUIRK_SEC_ERASE_TRIM_BROKEN),
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/*
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* On Some Kingston eMMCs, performing trim can result in
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* unrecoverable data conrruption occasionally due to a firmware bug.
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*/
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MMC_FIXUP("V10008", CID_MANFID_KINGSTON, CID_OEMID_ANY, add_quirk_mmc,
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MMC_QUIRK_TRIM_BROKEN),
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MMC_FIXUP("V10016", CID_MANFID_KINGSTON, CID_OEMID_ANY, add_quirk_mmc,
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MMC_QUIRK_TRIM_BROKEN),
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/*
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* Some SD cards reports discard support while they don't
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*/
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MMC_FIXUP(CID_NAME_ANY, CID_MANFID_SANDISK_SD, 0x5344, add_quirk_sd,
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MMC_QUIRK_BROKEN_SD_DISCARD),
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END_FIXUP
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};
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static const struct mmc_fixup __maybe_unused mmc_ext_csd_fixups[] = {
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/*
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* Certain Hynix eMMC 4.41 cards might get broken when HPI feature
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* is used so disable the HPI feature for such buggy cards.
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*/
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MMC_FIXUP_EXT_CSD_REV(CID_NAME_ANY, CID_MANFID_HYNIX,
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0x014a, add_quirk, MMC_QUIRK_BROKEN_HPI, 5),
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/*
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* Certain Micron (Numonyx) eMMC 4.5 cards might get broken when HPI
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* feature is used so disable the HPI feature for such buggy cards.
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*/
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MMC_FIXUP_EXT_CSD_REV(CID_NAME_ANY, CID_MANFID_NUMONYX,
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0x014e, add_quirk, MMC_QUIRK_BROKEN_HPI, 6),
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END_FIXUP
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};
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static const struct mmc_fixup __maybe_unused sdio_fixup_methods[] = {
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SDIO_FIXUP(SDIO_VENDOR_ID_TI_WL1251, SDIO_DEVICE_ID_TI_WL1251,
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add_quirk, MMC_QUIRK_NONSTD_FUNC_IF),
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SDIO_FIXUP(SDIO_VENDOR_ID_TI_WL1251, SDIO_DEVICE_ID_TI_WL1251,
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add_quirk, MMC_QUIRK_DISABLE_CD),
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SDIO_FIXUP(SDIO_VENDOR_ID_TI, SDIO_DEVICE_ID_TI_WL1271,
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add_quirk, MMC_QUIRK_NONSTD_FUNC_IF),
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SDIO_FIXUP(SDIO_VENDOR_ID_TI, SDIO_DEVICE_ID_TI_WL1271,
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add_quirk, MMC_QUIRK_DISABLE_CD),
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SDIO_FIXUP(SDIO_VENDOR_ID_STE, SDIO_DEVICE_ID_STE_CW1200,
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add_quirk, MMC_QUIRK_BROKEN_BYTE_MODE_512),
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SDIO_FIXUP(SDIO_VENDOR_ID_MARVELL, SDIO_DEVICE_ID_MARVELL_8797_F0,
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add_quirk, MMC_QUIRK_BROKEN_IRQ_POLLING),
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SDIO_FIXUP(SDIO_VENDOR_ID_MARVELL, SDIO_DEVICE_ID_MARVELL_8887_F0,
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add_limit_rate_quirk, 150000000),
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END_FIXUP
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};
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static const struct mmc_fixup __maybe_unused sdio_card_init_methods[] = {
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SDIO_FIXUP_COMPATIBLE("ti,wl1251", wl1251_quirk, 0),
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SDIO_FIXUP_COMPATIBLE("silabs,wf200", add_quirk,
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MMC_QUIRK_BROKEN_BYTE_MODE_512 |
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MMC_QUIRK_LENIENT_FN0 |
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MMC_QUIRK_BLKSZ_FOR_BYTE_MODE),
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END_FIXUP
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};
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static inline bool mmc_fixup_of_compatible_match(struct mmc_card *card,
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const char *compatible)
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{
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struct device_node *np;
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for_each_child_of_node(mmc_dev(card->host)->of_node, np) {
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if (of_device_is_compatible(np, compatible)) {
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of_node_put(np);
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return true;
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}
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}
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return false;
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}
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static inline void mmc_fixup_device(struct mmc_card *card,
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const struct mmc_fixup *table)
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{
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const struct mmc_fixup *f;
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u64 rev = cid_rev_card(card);
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for (f = table; f->vendor_fixup; f++) {
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if (f->manfid != CID_MANFID_ANY &&
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f->manfid != card->cid.manfid)
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continue;
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if (f->oemid != CID_OEMID_ANY &&
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f->oemid != card->cid.oemid)
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continue;
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if (f->name != CID_NAME_ANY &&
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strncmp(f->name, card->cid.prod_name,
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sizeof(card->cid.prod_name)))
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continue;
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if (f->cis_vendor != (u16)SDIO_ANY_ID &&
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f->cis_vendor != card->cis.vendor)
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continue;
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if (f->cis_device != (u16)SDIO_ANY_ID &&
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f->cis_device != card->cis.device)
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continue;
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if (f->ext_csd_rev != EXT_CSD_REV_ANY &&
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f->ext_csd_rev != card->ext_csd.rev)
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continue;
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if (rev < f->rev_start || rev > f->rev_end)
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continue;
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if (f->of_compatible &&
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!mmc_fixup_of_compatible_match(card, f->of_compatible))
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continue;
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dev_dbg(&card->dev, "calling %ps\n", f->vendor_fixup);
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f->vendor_fixup(card, f->data);
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}
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}
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