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
mmc_fixup_of_compatible_match(struct mmc_card * card,const char * compatible)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
mmc_fixup_device(struct mmc_card * card,const struct mmc_fixup * table)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