1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* 3 * This file contains work-arounds for many known SD/MMC 4 * and SDIO hardware bugs. 5 * 6 * Copyright (c) 2011 Andrei Warkentin <andreiw@motorola.com> 7 * Copyright (c) 2011 Pierre Tardy <tardyp@gmail.com> 8 * Inspired from pci fixup code: 9 * Copyright (c) 1999 Martin Mares <mj@ucw.cz> 10 * 11 */ 12 13 #include <linux/mmc/sdio_ids.h> 14 15 #include "card.h" 16 17 static const struct mmc_fixup mmc_blk_fixups[] = { 18 #define INAND_CMD38_ARG_EXT_CSD 113 19 #define INAND_CMD38_ARG_ERASE 0x00 20 #define INAND_CMD38_ARG_TRIM 0x01 21 #define INAND_CMD38_ARG_SECERASE 0x80 22 #define INAND_CMD38_ARG_SECTRIM1 0x81 23 #define INAND_CMD38_ARG_SECTRIM2 0x88 24 /* CMD38 argument is passed through EXT_CSD[113] */ 25 MMC_FIXUP("SEM02G", CID_MANFID_SANDISK, 0x100, add_quirk, 26 MMC_QUIRK_INAND_CMD38), 27 MMC_FIXUP("SEM04G", CID_MANFID_SANDISK, 0x100, add_quirk, 28 MMC_QUIRK_INAND_CMD38), 29 MMC_FIXUP("SEM08G", CID_MANFID_SANDISK, 0x100, add_quirk, 30 MMC_QUIRK_INAND_CMD38), 31 MMC_FIXUP("SEM16G", CID_MANFID_SANDISK, 0x100, add_quirk, 32 MMC_QUIRK_INAND_CMD38), 33 MMC_FIXUP("SEM32G", CID_MANFID_SANDISK, 0x100, add_quirk, 34 MMC_QUIRK_INAND_CMD38), 35 36 /* 37 * Some MMC cards experience performance degradation with CMD23 38 * instead of CMD12-bounded multiblock transfers. For now we'll 39 * black list what's bad... 40 * - Certain Toshiba cards. 41 * 42 * N.B. This doesn't affect SD cards. 43 */ 44 MMC_FIXUP("SDMB-32", CID_MANFID_SANDISK, CID_OEMID_ANY, add_quirk_mmc, 45 MMC_QUIRK_BLK_NO_CMD23), 46 MMC_FIXUP("SDM032", CID_MANFID_SANDISK, CID_OEMID_ANY, add_quirk_mmc, 47 MMC_QUIRK_BLK_NO_CMD23), 48 MMC_FIXUP("MMC08G", CID_MANFID_TOSHIBA, CID_OEMID_ANY, add_quirk_mmc, 49 MMC_QUIRK_BLK_NO_CMD23), 50 MMC_FIXUP("MMC16G", CID_MANFID_TOSHIBA, CID_OEMID_ANY, add_quirk_mmc, 51 MMC_QUIRK_BLK_NO_CMD23), 52 MMC_FIXUP("MMC32G", CID_MANFID_TOSHIBA, CID_OEMID_ANY, add_quirk_mmc, 53 MMC_QUIRK_BLK_NO_CMD23), 54 55 /* 56 * Some MMC cards need longer data read timeout than indicated in CSD. 57 */ 58 MMC_FIXUP(CID_NAME_ANY, CID_MANFID_MICRON, 0x200, add_quirk_mmc, 59 MMC_QUIRK_LONG_READ_TIME), 60 MMC_FIXUP("008GE0", CID_MANFID_TOSHIBA, CID_OEMID_ANY, add_quirk_mmc, 61 MMC_QUIRK_LONG_READ_TIME), 62 63 /* 64 * On these Samsung MoviNAND parts, performing secure erase or 65 * secure trim can result in unrecoverable corruption due to a 66 * firmware bug. 67 */ 68 MMC_FIXUP("M8G2FA", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc, 69 MMC_QUIRK_SEC_ERASE_TRIM_BROKEN), 70 MMC_FIXUP("MAG4FA", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc, 71 MMC_QUIRK_SEC_ERASE_TRIM_BROKEN), 72 MMC_FIXUP("MBG8FA", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc, 73 MMC_QUIRK_SEC_ERASE_TRIM_BROKEN), 74 MMC_FIXUP("MCGAFA", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc, 75 MMC_QUIRK_SEC_ERASE_TRIM_BROKEN), 76 MMC_FIXUP("VAL00M", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc, 77 MMC_QUIRK_SEC_ERASE_TRIM_BROKEN), 78 MMC_FIXUP("VYL00M", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc, 79 MMC_QUIRK_SEC_ERASE_TRIM_BROKEN), 80 MMC_FIXUP("KYL00M", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc, 81 MMC_QUIRK_SEC_ERASE_TRIM_BROKEN), 82 MMC_FIXUP("VZL00M", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc, 83 MMC_QUIRK_SEC_ERASE_TRIM_BROKEN), 84 85 /* 86 * On Some Kingston eMMCs, performing trim can result in 87 * unrecoverable data conrruption occasionally due to a firmware bug. 88 */ 89 MMC_FIXUP("V10008", CID_MANFID_KINGSTON, CID_OEMID_ANY, add_quirk_mmc, 90 MMC_QUIRK_TRIM_BROKEN), 91 MMC_FIXUP("V10016", CID_MANFID_KINGSTON, CID_OEMID_ANY, add_quirk_mmc, 92 MMC_QUIRK_TRIM_BROKEN), 93 94 END_FIXUP 95 }; 96 97 static const struct mmc_fixup mmc_ext_csd_fixups[] = { 98 /* 99 * Certain Hynix eMMC 4.41 cards might get broken when HPI feature 100 * is used so disable the HPI feature for such buggy cards. 101 */ 102 MMC_FIXUP_EXT_CSD_REV(CID_NAME_ANY, CID_MANFID_HYNIX, 103 0x014a, add_quirk, MMC_QUIRK_BROKEN_HPI, 5), 104 105 END_FIXUP 106 }; 107 108 static const struct mmc_fixup sdio_fixup_methods[] = { 109 SDIO_FIXUP(SDIO_VENDOR_ID_TI, SDIO_DEVICE_ID_TI_WL1271, 110 add_quirk, MMC_QUIRK_NONSTD_FUNC_IF), 111 112 SDIO_FIXUP(SDIO_VENDOR_ID_TI, SDIO_DEVICE_ID_TI_WL1271, 113 add_quirk, MMC_QUIRK_DISABLE_CD), 114 115 SDIO_FIXUP(SDIO_VENDOR_ID_STE, SDIO_DEVICE_ID_STE_CW1200, 116 add_quirk, MMC_QUIRK_BROKEN_BYTE_MODE_512), 117 118 SDIO_FIXUP(SDIO_VENDOR_ID_MARVELL, SDIO_DEVICE_ID_MARVELL_8797_F0, 119 add_quirk, MMC_QUIRK_BROKEN_IRQ_POLLING), 120 121 END_FIXUP 122 }; 123 124 static inline void mmc_fixup_device(struct mmc_card *card, 125 const struct mmc_fixup *table) 126 { 127 const struct mmc_fixup *f; 128 u64 rev = cid_rev_card(card); 129 130 for (f = table; f->vendor_fixup; f++) { 131 if ((f->manfid == CID_MANFID_ANY || 132 f->manfid == card->cid.manfid) && 133 (f->oemid == CID_OEMID_ANY || 134 f->oemid == card->cid.oemid) && 135 (f->name == CID_NAME_ANY || 136 !strncmp(f->name, card->cid.prod_name, 137 sizeof(card->cid.prod_name))) && 138 (f->cis_vendor == card->cis.vendor || 139 f->cis_vendor == (u16) SDIO_ANY_ID) && 140 (f->cis_device == card->cis.device || 141 f->cis_device == (u16) SDIO_ANY_ID) && 142 (f->ext_csd_rev == EXT_CSD_REV_ANY || 143 f->ext_csd_rev == card->ext_csd.rev) && 144 rev >= f->rev_start && rev <= f->rev_end) { 145 dev_dbg(&card->dev, "calling %pf\n", f->vendor_fixup); 146 f->vendor_fixup(card, f->data); 147 } 148 } 149 } 150