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