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/of.h> 14 #include <linux/mmc/sdio_ids.h> 15 16 #include "card.h" 17 18 static const struct mmc_fixup __maybe_unused mmc_sd_fixups[] = { 19 /* 20 * Kingston Canvas Go! Plus microSD cards never finish SD cache flush. 21 * This has so far only been observed on cards from 11/2019, while new 22 * cards from 2023/05 do not exhibit this behavior. 23 */ 24 _FIXUP_EXT("SD64G", CID_MANFID_KINGSTON_SD, 0x5449, 2019, 11, 25 0, -1ull, SDIO_ANY_ID, SDIO_ANY_ID, add_quirk_sd, 26 MMC_QUIRK_BROKEN_SD_CACHE, EXT_CSD_REV_ANY), 27 28 END_FIXUP 29 }; 30 31 static const struct mmc_fixup __maybe_unused mmc_blk_fixups[] = { 32 #define INAND_CMD38_ARG_EXT_CSD 113 33 #define INAND_CMD38_ARG_ERASE 0x00 34 #define INAND_CMD38_ARG_TRIM 0x01 35 #define INAND_CMD38_ARG_SECERASE 0x80 36 #define INAND_CMD38_ARG_SECTRIM1 0x81 37 #define INAND_CMD38_ARG_SECTRIM2 0x88 38 /* CMD38 argument is passed through EXT_CSD[113] */ 39 MMC_FIXUP("SEM02G", CID_MANFID_SANDISK, 0x100, add_quirk, 40 MMC_QUIRK_INAND_CMD38), 41 MMC_FIXUP("SEM04G", CID_MANFID_SANDISK, 0x100, add_quirk, 42 MMC_QUIRK_INAND_CMD38), 43 MMC_FIXUP("SEM08G", CID_MANFID_SANDISK, 0x100, add_quirk, 44 MMC_QUIRK_INAND_CMD38), 45 MMC_FIXUP("SEM16G", CID_MANFID_SANDISK, 0x100, add_quirk, 46 MMC_QUIRK_INAND_CMD38), 47 MMC_FIXUP("SEM32G", CID_MANFID_SANDISK, 0x100, add_quirk, 48 MMC_QUIRK_INAND_CMD38), 49 50 /* 51 * Some MMC cards experience performance degradation with CMD23 52 * instead of CMD12-bounded multiblock transfers. For now we'll 53 * black list what's bad... 54 * - Certain Toshiba cards. 55 * 56 * N.B. This doesn't affect SD cards. 57 */ 58 MMC_FIXUP("SDMB-32", CID_MANFID_SANDISK, CID_OEMID_ANY, add_quirk_mmc, 59 MMC_QUIRK_BLK_NO_CMD23), 60 MMC_FIXUP("SDM032", CID_MANFID_SANDISK, CID_OEMID_ANY, add_quirk_mmc, 61 MMC_QUIRK_BLK_NO_CMD23), 62 MMC_FIXUP("MMC08G", CID_MANFID_TOSHIBA, CID_OEMID_ANY, add_quirk_mmc, 63 MMC_QUIRK_BLK_NO_CMD23), 64 MMC_FIXUP("MMC16G", CID_MANFID_TOSHIBA, CID_OEMID_ANY, add_quirk_mmc, 65 MMC_QUIRK_BLK_NO_CMD23), 66 MMC_FIXUP("MMC32G", CID_MANFID_TOSHIBA, CID_OEMID_ANY, add_quirk_mmc, 67 MMC_QUIRK_BLK_NO_CMD23), 68 69 /* 70 * Some SD cards lockup while using CMD23 multiblock transfers. 71 */ 72 MMC_FIXUP("AF SD", CID_MANFID_ATP, CID_OEMID_ANY, add_quirk_sd, 73 MMC_QUIRK_BLK_NO_CMD23), 74 MMC_FIXUP("APUSD", CID_MANFID_APACER, 0x5048, add_quirk_sd, 75 MMC_QUIRK_BLK_NO_CMD23), 76 77 /* 78 * Some MMC cards need longer data read timeout than indicated in CSD. 79 */ 80 MMC_FIXUP(CID_NAME_ANY, CID_MANFID_MICRON, 0x200, add_quirk_mmc, 81 MMC_QUIRK_LONG_READ_TIME), 82 MMC_FIXUP("008GE0", CID_MANFID_TOSHIBA, CID_OEMID_ANY, add_quirk_mmc, 83 MMC_QUIRK_LONG_READ_TIME), 84 85 /* 86 * On these Samsung MoviNAND parts, performing secure erase or 87 * secure trim can result in unrecoverable corruption due to a 88 * firmware bug. 89 */ 90 MMC_FIXUP("M8G2FA", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc, 91 MMC_QUIRK_SEC_ERASE_TRIM_BROKEN), 92 MMC_FIXUP("MAG4FA", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc, 93 MMC_QUIRK_SEC_ERASE_TRIM_BROKEN), 94 MMC_FIXUP("MBG8FA", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc, 95 MMC_QUIRK_SEC_ERASE_TRIM_BROKEN), 96 MMC_FIXUP("MCGAFA", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc, 97 MMC_QUIRK_SEC_ERASE_TRIM_BROKEN), 98 MMC_FIXUP("VAL00M", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc, 99 MMC_QUIRK_SEC_ERASE_TRIM_BROKEN), 100 MMC_FIXUP("VYL00M", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc, 101 MMC_QUIRK_SEC_ERASE_TRIM_BROKEN), 102 MMC_FIXUP("KYL00M", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc, 103 MMC_QUIRK_SEC_ERASE_TRIM_BROKEN), 104 MMC_FIXUP("VZL00M", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc, 105 MMC_QUIRK_SEC_ERASE_TRIM_BROKEN), 106 107 /* 108 * On Some Kingston eMMCs, performing trim can result in 109 * unrecoverable data conrruption occasionally due to a firmware bug. 110 */ 111 MMC_FIXUP("V10008", CID_MANFID_KINGSTON, CID_OEMID_ANY, add_quirk_mmc, 112 MMC_QUIRK_TRIM_BROKEN), 113 MMC_FIXUP("V10016", CID_MANFID_KINGSTON, CID_OEMID_ANY, add_quirk_mmc, 114 MMC_QUIRK_TRIM_BROKEN), 115 116 /* 117 * Micron MTFC4GACAJCN-1M supports TRIM but does not appear to support 118 * WRITE_ZEROES offloading. It also supports caching, but the cache can 119 * only be flushed after a write has occurred. 120 */ 121 MMC_FIXUP("Q2J54A", CID_MANFID_MICRON, 0x014e, add_quirk_mmc, 122 MMC_QUIRK_TRIM_BROKEN | MMC_QUIRK_BROKEN_CACHE_FLUSH), 123 124 /* 125 * Kingston EMMC04G-M627 advertises TRIM but it does not seems to 126 * support being used to offload WRITE_ZEROES. 127 */ 128 MMC_FIXUP("M62704", CID_MANFID_KINGSTON, 0x0100, add_quirk_mmc, 129 MMC_QUIRK_TRIM_BROKEN), 130 131 /* 132 * Some SD cards reports discard support while they don't 133 */ 134 MMC_FIXUP(CID_NAME_ANY, CID_MANFID_SANDISK_SD, 0x5344, add_quirk_sd, 135 MMC_QUIRK_BROKEN_SD_DISCARD), 136 137 END_FIXUP 138 }; 139 140 static const struct mmc_fixup __maybe_unused mmc_ext_csd_fixups[] = { 141 /* 142 * Certain Hynix eMMC 4.41 cards might get broken when HPI feature 143 * is used so disable the HPI feature for such buggy cards. 144 */ 145 MMC_FIXUP_EXT_CSD_REV(CID_NAME_ANY, CID_MANFID_HYNIX, 146 0x014a, add_quirk, MMC_QUIRK_BROKEN_HPI, 5), 147 /* 148 * Certain Micron (Numonyx) eMMC 4.5 cards might get broken when HPI 149 * feature is used so disable the HPI feature for such buggy cards. 150 */ 151 MMC_FIXUP_EXT_CSD_REV(CID_NAME_ANY, CID_MANFID_NUMONYX, 152 0x014e, add_quirk, MMC_QUIRK_BROKEN_HPI, 6), 153 154 END_FIXUP 155 }; 156 157 158 static const struct mmc_fixup __maybe_unused sdio_fixup_methods[] = { 159 SDIO_FIXUP(SDIO_VENDOR_ID_TI_WL1251, SDIO_DEVICE_ID_TI_WL1251, 160 add_quirk, MMC_QUIRK_NONSTD_FUNC_IF), 161 162 SDIO_FIXUP(SDIO_VENDOR_ID_TI_WL1251, SDIO_DEVICE_ID_TI_WL1251, 163 add_quirk, MMC_QUIRK_DISABLE_CD), 164 165 SDIO_FIXUP(SDIO_VENDOR_ID_TI, SDIO_DEVICE_ID_TI_WL1271, 166 add_quirk, MMC_QUIRK_NONSTD_FUNC_IF), 167 168 SDIO_FIXUP(SDIO_VENDOR_ID_TI, SDIO_DEVICE_ID_TI_WL1271, 169 add_quirk, MMC_QUIRK_DISABLE_CD), 170 171 SDIO_FIXUP(SDIO_VENDOR_ID_STE, SDIO_DEVICE_ID_STE_CW1200, 172 add_quirk, MMC_QUIRK_BROKEN_BYTE_MODE_512), 173 174 SDIO_FIXUP(SDIO_VENDOR_ID_MARVELL, SDIO_DEVICE_ID_MARVELL_8797_F0, 175 add_quirk, MMC_QUIRK_BROKEN_IRQ_POLLING), 176 177 SDIO_FIXUP(SDIO_VENDOR_ID_MARVELL, SDIO_DEVICE_ID_MARVELL_8887_F0, 178 add_limit_rate_quirk, 150000000), 179 180 END_FIXUP 181 }; 182 183 static const struct mmc_fixup __maybe_unused sdio_card_init_methods[] = { 184 SDIO_FIXUP_COMPATIBLE("ti,wl1251", wl1251_quirk, 0), 185 186 SDIO_FIXUP_COMPATIBLE("silabs,wf200", add_quirk, 187 MMC_QUIRK_BROKEN_BYTE_MODE_512 | 188 MMC_QUIRK_LENIENT_FN0 | 189 MMC_QUIRK_BLKSZ_FOR_BYTE_MODE), 190 191 END_FIXUP 192 }; 193 194 static inline bool mmc_fixup_of_compatible_match(struct mmc_card *card, 195 const char *compatible) 196 { 197 struct device_node *np; 198 199 for_each_child_of_node(mmc_dev(card->host)->of_node, np) { 200 if (of_device_is_compatible(np, compatible)) { 201 of_node_put(np); 202 return true; 203 } 204 } 205 206 return false; 207 } 208 209 static inline void mmc_fixup_device(struct mmc_card *card, 210 const struct mmc_fixup *table) 211 { 212 const struct mmc_fixup *f; 213 u64 rev = cid_rev_card(card); 214 215 for (f = table; f->vendor_fixup; f++) { 216 if (f->manfid != CID_MANFID_ANY && 217 f->manfid != card->cid.manfid) 218 continue; 219 if (f->oemid != CID_OEMID_ANY && 220 f->oemid != card->cid.oemid) 221 continue; 222 if (f->name != CID_NAME_ANY && 223 strncmp(f->name, card->cid.prod_name, 224 sizeof(card->cid.prod_name))) 225 continue; 226 if (f->cis_vendor != (u16)SDIO_ANY_ID && 227 f->cis_vendor != card->cis.vendor) 228 continue; 229 if (f->cis_device != (u16)SDIO_ANY_ID && 230 f->cis_device != card->cis.device) 231 continue; 232 if (f->ext_csd_rev != EXT_CSD_REV_ANY && 233 f->ext_csd_rev != card->ext_csd.rev) 234 continue; 235 if (rev < f->rev_start || rev > f->rev_end) 236 continue; 237 if (f->of_compatible && 238 !mmc_fixup_of_compatible_match(card, f->of_compatible)) 239 continue; 240 if (f->year != CID_YEAR_ANY && f->year != card->cid.year) 241 continue; 242 if (f->month != CID_MONTH_ANY && f->month != card->cid.month) 243 continue; 244 245 dev_dbg(&card->dev, "calling %ps\n", f->vendor_fixup); 246 f->vendor_fixup(card, f->data); 247 } 248 } 249