include/linux/mmc/card.h

   1 /*
   2  *  linux/include/linux/mmc/card.h
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License version 2 as
   6  * published by the Free Software Foundation.
   7  *
   8  *  Card driver specific definitions.
   9  */
  10 #ifndef LINUX_MMC_CARD_H
  11 #define LINUX_MMC_CARD_H
  12
  13 #include <linux/device.h>
  14 #include <linux/mmc/core.h>
  15 #include <linux/mod_devicetable.h>
  16
  17 struct mmc_cid {
  18         unsigned int            manfid;
  19         char                    prod_name[8];
  20         unsigned char           prv;
  21         unsigned int            serial;
  22         unsigned short          oemid;
  23         unsigned short          year;
  24         unsigned char           hwrev;
  25         unsigned char           fwrev;
  26         unsigned char           month;
  27 };
  28
  29 struct mmc_csd {
  30         unsigned char           structure;
  31         unsigned char           mmca_vsn;
  32         unsigned short          cmdclass;
  33         unsigned short          tacc_clks;
  34         unsigned int            tacc_ns;
  35         unsigned int            c_size;
  36         unsigned int            r2w_factor;
  37         unsigned int            max_dtr;
  38         unsigned int            erase_size;             /* In sectors */
  39         unsigned int            read_blkbits;
  40         unsigned int            write_blkbits;
  41         unsigned int            capacity;
  42         unsigned int            read_partial:1,
  43                                 read_misalign:1,
  44                                 write_partial:1,
  45                                 write_misalign:1,
  46                                 dsr_imp:1;
  47 };
  48
  49 struct mmc_ext_csd {
  50         u8                      rev;
  51         u8                      erase_group_def;
  52         u8                      sec_feature_support;
  53         u8                      rel_sectors;
  54         u8                      rel_param;
  55         u8                      part_config;
  56         u8                      cache_ctrl;
  57         u8                      rst_n_function;
  58         u8                      max_packed_writes;
  59         u8                      max_packed_reads;
  60         u8                      packed_event_en;
  61         unsigned int            part_time;              /* Units: ms */
  62         unsigned int            sa_timeout;             /* Units: 100ns */
  63         unsigned int            generic_cmd6_time;      /* Units: 10ms */
  64         unsigned int            power_off_longtime;     /* Units: ms */
  65         u8                      power_off_notification; /* state */
  66         unsigned int            hs_max_dtr;
  67         unsigned int            hs200_max_dtr;
  68 #define MMC_HIGH_26_MAX_DTR     26000000
  69 #define MMC_HIGH_52_MAX_DTR     52000000
  70 #define MMC_HIGH_DDR_MAX_DTR    52000000
  71 #define MMC_HS200_MAX_DTR       200000000
  72         unsigned int            sectors;
  73         unsigned int            hc_erase_size;          /* In sectors */
  74         unsigned int            hc_erase_timeout;       /* In milliseconds */
  75         unsigned int            sec_trim_mult;  /* Secure trim multiplier  */
  76         unsigned int            sec_erase_mult; /* Secure erase multiplier */
  77         unsigned int            trim_timeout;           /* In milliseconds */
  78         bool                    partition_setting_completed;    /* enable bit */
  79         unsigned long long      enhanced_area_offset;   /* Units: Byte */
  80         unsigned int            enhanced_area_size;     /* Units: KB */
  81         unsigned int            cache_size;             /* Units: KB */
  82         bool                    hpi_en;                 /* HPI enablebit */
  83         bool                    hpi;                    /* HPI support bit */
  84         unsigned int            hpi_cmd;                /* cmd used as HPI */
  85         bool                    bkops;          /* background support bit */
  86         bool                    man_bkops_en;   /* manual bkops enable bit */
  87         unsigned int            data_sector_size;       /* 512 bytes or 4KB */
  88         unsigned int            data_tag_unit_size;     /* DATA TAG UNIT size */
  89         unsigned int            boot_ro_lock;           /* ro lock support */
  90         bool                    boot_ro_lockable;
  91         bool                    ffu_capable;    /* Firmware upgrade support */
  92 #define MMC_FIRMWARE_LEN 8
  93         u8                      fwrev[MMC_FIRMWARE_LEN];  /* FW version */
  94         u8                      raw_exception_status;   /* 54 */
  95         u8                      raw_partition_support;  /* 160 */
  96         u8                      raw_rpmb_size_mult;     /* 168 */
  97         u8                      raw_erased_mem_count;   /* 181 */
  98         u8                      strobe_support;         /* 184 */
  99         u8                      raw_ext_csd_structure;  /* 194 */
 100         u8                      raw_card_type;          /* 196 */
 101         u8                      raw_driver_strength;    /* 197 */
 102         u8                      out_of_int_time;        /* 198 */
 103         u8                      raw_pwr_cl_52_195;      /* 200 */
 104         u8                      raw_pwr_cl_26_195;      /* 201 */
 105         u8                      raw_pwr_cl_52_360;      /* 202 */
 106         u8                      raw_pwr_cl_26_360;      /* 203 */
 107         u8                      raw_s_a_timeout;        /* 217 */
 108         u8                      raw_hc_erase_gap_size;  /* 221 */
 109         u8                      raw_erase_timeout_mult; /* 223 */
 110         u8                      raw_hc_erase_grp_size;  /* 224 */
 111         u8                      raw_sec_trim_mult;      /* 229 */
 112         u8                      raw_sec_erase_mult;     /* 230 */
 113         u8                      raw_sec_feature_support;/* 231 */
 114         u8                      raw_trim_mult;          /* 232 */
 115         u8                      raw_pwr_cl_200_195;     /* 236 */
 116         u8                      raw_pwr_cl_200_360;     /* 237 */
 117         u8                      raw_pwr_cl_ddr_52_195;  /* 238 */
 118         u8                      raw_pwr_cl_ddr_52_360;  /* 239 */
 119         u8                      raw_pwr_cl_ddr_200_360; /* 253 */
 120         u8                      raw_bkops_status;       /* 246 */
 121         u8                      raw_sectors[4];         /* 212 - 4 bytes */
 122
 123         unsigned int            feature_support;
 124 #define MMC_DISCARD_FEATURE     BIT(0)                  /* CMD38 feature */
 125 };
 126
 127 struct sd_scr {
 128         unsigned char           sda_vsn;
 129         unsigned char           sda_spec3;
 130         unsigned char           bus_widths;
 131 #define SD_SCR_BUS_WIDTH_1      (1<<0)
 132 #define SD_SCR_BUS_WIDTH_4      (1<<2)
 133         unsigned char           cmds;
 134 #define SD_SCR_CMD20_SUPPORT   (1<<0)
 135 #define SD_SCR_CMD23_SUPPORT   (1<<1)
 136 };
 137
 138 struct sd_ssr {
 139         unsigned int            au;                     /* In sectors */
 140         unsigned int            erase_timeout;          /* In milliseconds */
 141         unsigned int            erase_offset;           /* In milliseconds */
 142 };
 143
 144 struct sd_switch_caps {
 145         unsigned int            hs_max_dtr;
 146         unsigned int            uhs_max_dtr;
 147 #define HIGH_SPEED_MAX_DTR      50000000
 148 #define UHS_SDR104_MAX_DTR      208000000
 149 #define UHS_SDR50_MAX_DTR       100000000
 150 #define UHS_DDR50_MAX_DTR       50000000
 151 #define UHS_SDR25_MAX_DTR       UHS_DDR50_MAX_DTR
 152 #define UHS_SDR12_MAX_DTR       25000000
 153         unsigned int            sd3_bus_mode;
 154 #define UHS_SDR12_BUS_SPEED     0
 155 #define HIGH_SPEED_BUS_SPEED    1
 156 #define UHS_SDR25_BUS_SPEED     1
 157 #define UHS_SDR50_BUS_SPEED     2
 158 #define UHS_SDR104_BUS_SPEED    3
 159 #define UHS_DDR50_BUS_SPEED     4
 160
 161 #define SD_MODE_HIGH_SPEED      (1 << HIGH_SPEED_BUS_SPEED)
 162 #define SD_MODE_UHS_SDR12       (1 << UHS_SDR12_BUS_SPEED)
 163 #define SD_MODE_UHS_SDR25       (1 << UHS_SDR25_BUS_SPEED)
 164 #define SD_MODE_UHS_SDR50       (1 << UHS_SDR50_BUS_SPEED)
 165 #define SD_MODE_UHS_SDR104      (1 << UHS_SDR104_BUS_SPEED)
 166 #define SD_MODE_UHS_DDR50       (1 << UHS_DDR50_BUS_SPEED)
 167         unsigned int            sd3_drv_type;
 168 #define SD_DRIVER_TYPE_B        0x01
 169 #define SD_DRIVER_TYPE_A        0x02
 170 #define SD_DRIVER_TYPE_C        0x04
 171 #define SD_DRIVER_TYPE_D        0x08
 172         unsigned int            sd3_curr_limit;
 173 #define SD_SET_CURRENT_LIMIT_200        0
 174 #define SD_SET_CURRENT_LIMIT_400        1
 175 #define SD_SET_CURRENT_LIMIT_600        2
 176 #define SD_SET_CURRENT_LIMIT_800        3
 177 #define SD_SET_CURRENT_NO_CHANGE        (-1)
 178
 179 #define SD_MAX_CURRENT_200      (1 << SD_SET_CURRENT_LIMIT_200)
 180 #define SD_MAX_CURRENT_400      (1 << SD_SET_CURRENT_LIMIT_400)
 181 #define SD_MAX_CURRENT_600      (1 << SD_SET_CURRENT_LIMIT_600)
 182 #define SD_MAX_CURRENT_800      (1 << SD_SET_CURRENT_LIMIT_800)
 183 };
 184
 185 struct sdio_cccr {
 186         unsigned int            sdio_vsn;
 187         unsigned int            sd_vsn;
 188         unsigned int            multi_block:1,
 189                                 low_speed:1,
 190                                 wide_bus:1,
 191                                 high_power:1,
 192                                 high_speed:1,
 193                                 disable_cd:1;
 194 };
 195
 196 struct sdio_cis {
 197         unsigned short          vendor;
 198         unsigned short          device;
 199         unsigned short          blksize;
 200         unsigned int            max_dtr;
 201 };
 202
 203 struct mmc_host;
 204 struct mmc_ios;
 205 struct sdio_func;
 206 struct sdio_func_tuple;
 207
 208 #define SDIO_MAX_FUNCS          7
 209
 210 enum mmc_blk_status {
 211         MMC_BLK_SUCCESS = 0,
 212         MMC_BLK_PARTIAL,
 213         MMC_BLK_CMD_ERR,
 214         MMC_BLK_RETRY,
 215         MMC_BLK_ABORT,
 216         MMC_BLK_DATA_ERR,
 217         MMC_BLK_ECC_ERR,
 218         MMC_BLK_NOMEDIUM,
 219         MMC_BLK_NEW_REQUEST,
 220 };
 221
 222 /* The number of MMC physical partitions.  These consist of:
 223  * boot partitions (2), general purpose partitions (4) and
 224  * RPMB partition (1) in MMC v4.4.
 225  */
 226 #define MMC_NUM_BOOT_PARTITION  2
 227 #define MMC_NUM_GP_PARTITION    4
 228 #define MMC_NUM_PHY_PARTITION   7
 229 #define MAX_MMC_PART_NAME_LEN   20
 230
 231 /*
 232  * MMC Physical partitions
 233  */
 234 struct mmc_part {
 235         unsigned int    size;   /* partition size (in bytes) */
 236         unsigned int    part_cfg;       /* partition type */
 237         char    name[MAX_MMC_PART_NAME_LEN];
 238         bool    force_ro;       /* to make boot parts RO by default */
 239         unsigned int    area_type;
 240 #define MMC_BLK_DATA_AREA_MAIN  (1<<0)
 241 #define MMC_BLK_DATA_AREA_BOOT  (1<<1)
 242 #define MMC_BLK_DATA_AREA_GP    (1<<2)
 243 #define MMC_BLK_DATA_AREA_RPMB  (1<<3)
 244 };
 245
 246 /*
 247  * MMC device
 248  */
 249 struct mmc_card {
 250         struct mmc_host         *host;          /* the host this device belongs to */
 251         struct device           dev;            /* the device */
 252         u32                     ocr;            /* the current OCR setting */
 253         unsigned int            rca;            /* relative card address of device */
 254         unsigned int            type;           /* card type */
 255 #define MMC_TYPE_MMC            0               /* MMC card */
 256 #define MMC_TYPE_SD             1               /* SD card */
 257 #define MMC_TYPE_SDIO           2               /* SDIO card */
 258 #define MMC_TYPE_SD_COMBO       3               /* SD combo (IO+mem) card */
 259         unsigned int            state;          /* (our) card state */
 260 #define MMC_STATE_PRESENT       (1<<0)          /* present in sysfs */
 261 #define MMC_STATE_READONLY      (1<<1)          /* card is read-only */
 262 #define MMC_STATE_BLOCKADDR     (1<<2)          /* card uses block-addressing */
 263 #define MMC_CARD_SDXC           (1<<3)          /* card is SDXC */
 264 #define MMC_CARD_REMOVED        (1<<4)          /* card has been removed */
 265 #define MMC_STATE_DOING_BKOPS   (1<<5)          /* card is doing BKOPS */
 266 #define MMC_STATE_SUSPENDED     (1<<6)          /* card is suspended */
 267         unsigned int            quirks;         /* card quirks */
 268 #define MMC_QUIRK_LENIENT_FN0   (1<<0)          /* allow SDIO FN0 writes outside of the VS CCCR range */
 269 #define MMC_QUIRK_BLKSZ_FOR_BYTE_MODE (1<<1)    /* use func->cur_blksize */
 270                                                 /* for byte mode */
 271 #define MMC_QUIRK_NONSTD_SDIO   (1<<2)          /* non-standard SDIO card attached */
 272                                                 /* (missing CIA registers) */
 273 #define MMC_QUIRK_NONSTD_FUNC_IF (1<<4)         /* SDIO card has nonstd function interfaces */
 274 #define MMC_QUIRK_DISABLE_CD    (1<<5)          /* disconnect CD/DAT[3] resistor */
 275 #define MMC_QUIRK_INAND_CMD38   (1<<6)          /* iNAND devices have broken CMD38 */
 276 #define MMC_QUIRK_BLK_NO_CMD23  (1<<7)          /* Avoid CMD23 for regular multiblock */
 277 #define MMC_QUIRK_BROKEN_BYTE_MODE_512 (1<<8)   /* Avoid sending 512 bytes in */
 278                                                 /* byte mode */
 279 #define MMC_QUIRK_LONG_READ_TIME (1<<9)         /* Data read time > CSD says */
 280 #define MMC_QUIRK_SEC_ERASE_TRIM_BROKEN (1<<10) /* Skip secure for erase/trim */
 281 #define MMC_QUIRK_BROKEN_IRQ_POLLING    (1<<11) /* Polling SDIO_CCCR_INTx could create a fake interrupt */
 282 #define MMC_QUIRK_TRIM_BROKEN   (1<<12)         /* Skip trim */
 283 #define MMC_QUIRK_BROKEN_HPI    (1<<13)         /* Disable broken HPI support */
 284
 285
 286         unsigned int            erase_size;     /* erase size in sectors */
 287         unsigned int            erase_shift;    /* if erase unit is power 2 */
 288         unsigned int            pref_erase;     /* in sectors */
 289         unsigned int            eg_boundary;    /* don't cross erase-group boundaries */
 290         u8                      erased_byte;    /* value of erased bytes */
 291
 292         u32                     raw_cid[4];     /* raw card CID */
 293         u32                     raw_csd[4];     /* raw card CSD */
 294         u32                     raw_scr[2];     /* raw card SCR */
 295         struct mmc_cid          cid;            /* card identification */
 296         struct mmc_csd          csd;            /* card specific */
 297         struct mmc_ext_csd      ext_csd;        /* mmc v4 extended card specific */
 298         struct sd_scr           scr;            /* extra SD information */
 299         struct sd_ssr           ssr;            /* yet more SD information */
 300         struct sd_switch_caps   sw_caps;        /* switch (CMD6) caps */
 301
 302         unsigned int            sdio_funcs;     /* number of SDIO functions */
 303         struct sdio_cccr        cccr;           /* common card info */
 304         struct sdio_cis         cis;            /* common tuple info */
 305         struct sdio_func        *sdio_func[SDIO_MAX_FUNCS]; /* SDIO functions (devices) */
 306         struct sdio_func        *sdio_single_irq; /* SDIO function when only one IRQ active */
 307         unsigned                num_info;       /* number of info strings */
 308         const char              **info;         /* info strings */
 309         struct sdio_func_tuple  *tuples;        /* unknown common tuples */
 310
 311         unsigned int            sd_bus_speed;   /* Bus Speed Mode set for the card */
 312         unsigned int            mmc_avail_type; /* supported device type by both host and card */
 313         unsigned int            drive_strength; /* for UHS-I, HS200 or HS400 */
 314
 315         struct dentry           *debugfs_root;
 316         struct mmc_part part[MMC_NUM_PHY_PARTITION]; /* physical partitions */
 317         unsigned int    nr_parts;
 318 };
 319
 320 /*
 321  * This function fill contents in mmc_part.
 322  */
 323 static inline void mmc_part_add(struct mmc_card *card, unsigned int size,
 324                         unsigned int part_cfg, char *name, int idx, bool ro,
 325                         int area_type)
 326 {
 327         card->part[card->nr_parts].size = size;
 328         card->part[card->nr_parts].part_cfg = part_cfg;
 329         sprintf(card->part[card->nr_parts].name, name, idx);
 330         card->part[card->nr_parts].force_ro = ro;
 331         card->part[card->nr_parts].area_type = area_type;
 332         card->nr_parts++;
 333 }
 334
 335 static inline bool mmc_large_sector(struct mmc_card *card)
 336 {
 337         return card->ext_csd.data_sector_size == 4096;
 338 }
 339
 340 /*
 341  *  The world is not perfect and supplies us with broken mmc/sdio devices.
 342  *  For at least some of these bugs we need a work-around.
 343  */
 344
 345 struct mmc_fixup {
 346         /* CID-specific fields. */
 347         const char *name;
 348
 349         /* Valid revision range */
 350         u64 rev_start, rev_end;
 351
 352         unsigned int manfid;
 353         unsigned short oemid;
 354
 355         /* SDIO-specfic fields. You can use SDIO_ANY_ID here of course */
 356         u16 cis_vendor, cis_device;
 357
 358         /* for MMC cards */
 359         unsigned int ext_csd_rev;
 360
 361         void (*vendor_fixup)(struct mmc_card *card, int data);
 362         int data;
 363 };
 364
 365 #define CID_MANFID_ANY (-1u)
 366 #define CID_OEMID_ANY ((unsigned short) -1)
 367 #define CID_NAME_ANY (NULL)
 368
 369 #define EXT_CSD_REV_ANY (-1u)
 370
 371 #define CID_MANFID_SANDISK      0x2
 372 #define CID_MANFID_TOSHIBA      0x11
 373 #define CID_MANFID_MICRON       0x13
 374 #define CID_MANFID_SAMSUNG      0x15
 375 #define CID_MANFID_KINGSTON     0x70
 376 #define CID_MANFID_HYNIX        0x90
 377
 378 #define END_FIXUP { NULL }
 379
 380 #define _FIXUP_EXT(_name, _manfid, _oemid, _rev_start, _rev_end,        \
 381                    _cis_vendor, _cis_device,                            \
 382                    _fixup, _data, _ext_csd_rev)                         \
 383         {                                                  \
 384                 .name = (_name),                           \
 385                 .manfid = (_manfid),                       \
 386                 .oemid = (_oemid),                         \
 387                 .rev_start = (_rev_start),                 \
 388                 .rev_end = (_rev_end),                     \
 389                 .cis_vendor = (_cis_vendor),               \
 390                 .cis_device = (_cis_device),               \
 391                 .vendor_fixup = (_fixup),                  \
 392                 .data = (_data),                           \
 393                 .ext_csd_rev = (_ext_csd_rev),             \
 394          }
 395
 396 #define MMC_FIXUP_REV(_name, _manfid, _oemid, _rev_start, _rev_end,     \
 397                       _fixup, _data, _ext_csd_rev)                      \
 398         _FIXUP_EXT(_name, _manfid,                                      \
 399                    _oemid, _rev_start, _rev_end,                        \
 400                    SDIO_ANY_ID, SDIO_ANY_ID,                            \
 401                    _fixup, _data, _ext_csd_rev)                         \
 402
 403 #define MMC_FIXUP(_name, _manfid, _oemid, _fixup, _data) \
 404         MMC_FIXUP_REV(_name, _manfid, _oemid, 0, -1ull, _fixup, _data,  \
 405                       EXT_CSD_REV_ANY)
 406
 407 #define MMC_FIXUP_EXT_CSD_REV(_name, _manfid, _oemid, _fixup, _data,    \
 408                               _ext_csd_rev)                             \
 409         MMC_FIXUP_REV(_name, _manfid, _oemid, 0, -1ull, _fixup, _data,  \
 410                       _ext_csd_rev)
 411
 412 #define SDIO_FIXUP(_vendor, _device, _fixup, _data)                     \
 413         _FIXUP_EXT(CID_NAME_ANY, CID_MANFID_ANY,                        \
 414                     CID_OEMID_ANY, 0, -1ull,                            \
 415                    _vendor, _device,                                    \
 416                    _fixup, _data, EXT_CSD_REV_ANY)                      \
 417
 418 #define cid_rev(hwrev, fwrev, year, month)      \
 419         (((u64) hwrev) << 40 |                  \
 420          ((u64) fwrev) << 32 |                  \
 421          ((u64) year) << 16 |                   \
 422          ((u64) month))
 423
 424 #define cid_rev_card(card)                \
 425         cid_rev(card->cid.hwrev,          \
 426                     card->cid.fwrev,      \
 427                     card->cid.year,       \
 428                     card->cid.month)
 429
 430 /*
 431  * Unconditionally quirk add/remove.
 432  */
 433
 434 static inline void __maybe_unused add_quirk(struct mmc_card *card, int data)
 435 {
 436         card->quirks |= data;
 437 }
 438
 439 static inline void __maybe_unused remove_quirk(struct mmc_card *card, int data)
 440 {
 441         card->quirks &= ~data;
 442 }
 443
 444 #define mmc_card_mmc(c)         ((c)->type == MMC_TYPE_MMC)
 445 #define mmc_card_sd(c)          ((c)->type == MMC_TYPE_SD)
 446 #define mmc_card_sdio(c)        ((c)->type == MMC_TYPE_SDIO)
 447
 448 #define mmc_card_present(c)     ((c)->state & MMC_STATE_PRESENT)
 449 #define mmc_card_readonly(c)    ((c)->state & MMC_STATE_READONLY)
 450 #define mmc_card_blockaddr(c)   ((c)->state & MMC_STATE_BLOCKADDR)
 451 #define mmc_card_ext_capacity(c) ((c)->state & MMC_CARD_SDXC)
 452 #define mmc_card_removed(c)     ((c) && ((c)->state & MMC_CARD_REMOVED))
 453 #define mmc_card_doing_bkops(c) ((c)->state & MMC_STATE_DOING_BKOPS)
 454 #define mmc_card_suspended(c)   ((c)->state & MMC_STATE_SUSPENDED)
 455
 456 #define mmc_card_set_present(c) ((c)->state |= MMC_STATE_PRESENT)
 457 #define mmc_card_set_readonly(c) ((c)->state |= MMC_STATE_READONLY)
 458 #define mmc_card_set_blockaddr(c) ((c)->state |= MMC_STATE_BLOCKADDR)
 459 #define mmc_card_set_ext_capacity(c) ((c)->state |= MMC_CARD_SDXC)
 460 #define mmc_card_set_removed(c) ((c)->state |= MMC_CARD_REMOVED)
 461 #define mmc_card_set_doing_bkops(c)     ((c)->state |= MMC_STATE_DOING_BKOPS)
 462 #define mmc_card_clr_doing_bkops(c)     ((c)->state &= ~MMC_STATE_DOING_BKOPS)
 463 #define mmc_card_set_suspended(c) ((c)->state |= MMC_STATE_SUSPENDED)
 464 #define mmc_card_clr_suspended(c) ((c)->state &= ~MMC_STATE_SUSPENDED)
 465
 466 /*
 467  * Quirk add/remove for MMC products.
 468  */
 469
 470 static inline void __maybe_unused add_quirk_mmc(struct mmc_card *card, int data)
 471 {
 472         if (mmc_card_mmc(card))
 473                 card->quirks |= data;
 474 }
 475
 476 static inline void __maybe_unused remove_quirk_mmc(struct mmc_card *card,
 477                                                    int data)
 478 {
 479         if (mmc_card_mmc(card))
 480                 card->quirks &= ~data;
 481 }
 482
 483 /*
 484  * Quirk add/remove for SD products.
 485  */
 486
 487 static inline void __maybe_unused add_quirk_sd(struct mmc_card *card, int data)
 488 {
 489         if (mmc_card_sd(card))
 490                 card->quirks |= data;
 491 }
 492
 493 static inline void __maybe_unused remove_quirk_sd(struct mmc_card *card,
 494                                                    int data)
 495 {
 496         if (mmc_card_sd(card))
 497                 card->quirks &= ~data;
 498 }
 499
 500 static inline int mmc_card_lenient_fn0(const struct mmc_card *c)
 501 {
 502         return c->quirks & MMC_QUIRK_LENIENT_FN0;
 503 }
 504
 505 static inline int mmc_blksz_for_byte_mode(const struct mmc_card *c)
 506 {
 507         return c->quirks & MMC_QUIRK_BLKSZ_FOR_BYTE_MODE;
 508 }
 509
 510 static inline int mmc_card_disable_cd(const struct mmc_card *c)
 511 {
 512         return c->quirks & MMC_QUIRK_DISABLE_CD;
 513 }
 514
 515 static inline int mmc_card_nonstd_func_interface(const struct mmc_card *c)
 516 {
 517         return c->quirks & MMC_QUIRK_NONSTD_FUNC_IF;
 518 }
 519
 520 static inline int mmc_card_broken_byte_mode_512(const struct mmc_card *c)
 521 {
 522         return c->quirks & MMC_QUIRK_BROKEN_BYTE_MODE_512;
 523 }
 524
 525 static inline int mmc_card_long_read_time(const struct mmc_card *c)
 526 {
 527         return c->quirks & MMC_QUIRK_LONG_READ_TIME;
 528 }
 529
 530 static inline int mmc_card_broken_irq_polling(const struct mmc_card *c)
 531 {
 532         return c->quirks & MMC_QUIRK_BROKEN_IRQ_POLLING;
 533 }
 534
 535 static inline int mmc_card_broken_hpi(const struct mmc_card *c)
 536 {
 537         return c->quirks & MMC_QUIRK_BROKEN_HPI;
 538 }
 539
 540 #define mmc_card_name(c)        ((c)->cid.prod_name)
 541 #define mmc_card_id(c)          (dev_name(&(c)->dev))
 542
 543 #define mmc_dev_to_card(d)      container_of(d, struct mmc_card, dev)
 544
 545 /*
 546  * MMC device driver (e.g., Flash card, I/O card...)
 547  */
 548 struct mmc_driver {
 549         struct device_driver drv;
 550         int (*probe)(struct mmc_card *);
 551         void (*remove)(struct mmc_card *);
 552         void (*shutdown)(struct mmc_card *);
 553 };
 554
 555 extern int mmc_register_driver(struct mmc_driver *);
 556 extern void mmc_unregister_driver(struct mmc_driver *);
 557
 558 extern void mmc_fixup_device(struct mmc_card *card,
 559                              const struct mmc_fixup *table);
 560
 561 #endif /* LINUX_MMC_CARD_H */