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 u32 raw_ssr[16]; /* raw card SSR */ 296 struct mmc_cid cid; /* card identification */ 297 struct mmc_csd csd; /* card specific */ 298 struct mmc_ext_csd ext_csd; /* mmc v4 extended card specific */ 299 struct sd_scr scr; /* extra SD information */ 300 struct sd_ssr ssr; /* yet more SD information */ 301 struct sd_switch_caps sw_caps; /* switch (CMD6) caps */ 302 303 unsigned int sdio_funcs; /* number of SDIO functions */ 304 struct sdio_cccr cccr; /* common card info */ 305 struct sdio_cis cis; /* common tuple info */ 306 struct sdio_func *sdio_func[SDIO_MAX_FUNCS]; /* SDIO functions (devices) */ 307 struct sdio_func *sdio_single_irq; /* SDIO function when only one IRQ active */ 308 unsigned num_info; /* number of info strings */ 309 const char **info; /* info strings */ 310 struct sdio_func_tuple *tuples; /* unknown common tuples */ 311 312 unsigned int sd_bus_speed; /* Bus Speed Mode set for the card */ 313 unsigned int mmc_avail_type; /* supported device type by both host and card */ 314 unsigned int drive_strength; /* for UHS-I, HS200 or HS400 */ 315 316 struct dentry *debugfs_root; 317 struct mmc_part part[MMC_NUM_PHY_PARTITION]; /* physical partitions */ 318 unsigned int nr_parts; 319 }; 320 321 /* 322 * This function fill contents in mmc_part. 323 */ 324 static inline void mmc_part_add(struct mmc_card *card, unsigned int size, 325 unsigned int part_cfg, char *name, int idx, bool ro, 326 int area_type) 327 { 328 card->part[card->nr_parts].size = size; 329 card->part[card->nr_parts].part_cfg = part_cfg; 330 sprintf(card->part[card->nr_parts].name, name, idx); 331 card->part[card->nr_parts].force_ro = ro; 332 card->part[card->nr_parts].area_type = area_type; 333 card->nr_parts++; 334 } 335 336 static inline bool mmc_large_sector(struct mmc_card *card) 337 { 338 return card->ext_csd.data_sector_size == 4096; 339 } 340 341 /* 342 * The world is not perfect and supplies us with broken mmc/sdio devices. 343 * For at least some of these bugs we need a work-around. 344 */ 345 346 struct mmc_fixup { 347 /* CID-specific fields. */ 348 const char *name; 349 350 /* Valid revision range */ 351 u64 rev_start, rev_end; 352 353 unsigned int manfid; 354 unsigned short oemid; 355 356 /* SDIO-specfic fields. You can use SDIO_ANY_ID here of course */ 357 u16 cis_vendor, cis_device; 358 359 /* for MMC cards */ 360 unsigned int ext_csd_rev; 361 362 void (*vendor_fixup)(struct mmc_card *card, int data); 363 int data; 364 }; 365 366 #define CID_MANFID_ANY (-1u) 367 #define CID_OEMID_ANY ((unsigned short) -1) 368 #define CID_NAME_ANY (NULL) 369 370 #define EXT_CSD_REV_ANY (-1u) 371 372 #define CID_MANFID_SANDISK 0x2 373 #define CID_MANFID_TOSHIBA 0x11 374 #define CID_MANFID_MICRON 0x13 375 #define CID_MANFID_SAMSUNG 0x15 376 #define CID_MANFID_KINGSTON 0x70 377 #define CID_MANFID_HYNIX 0x90 378 379 #define END_FIXUP { NULL } 380 381 #define _FIXUP_EXT(_name, _manfid, _oemid, _rev_start, _rev_end, \ 382 _cis_vendor, _cis_device, \ 383 _fixup, _data, _ext_csd_rev) \ 384 { \ 385 .name = (_name), \ 386 .manfid = (_manfid), \ 387 .oemid = (_oemid), \ 388 .rev_start = (_rev_start), \ 389 .rev_end = (_rev_end), \ 390 .cis_vendor = (_cis_vendor), \ 391 .cis_device = (_cis_device), \ 392 .vendor_fixup = (_fixup), \ 393 .data = (_data), \ 394 .ext_csd_rev = (_ext_csd_rev), \ 395 } 396 397 #define MMC_FIXUP_REV(_name, _manfid, _oemid, _rev_start, _rev_end, \ 398 _fixup, _data, _ext_csd_rev) \ 399 _FIXUP_EXT(_name, _manfid, \ 400 _oemid, _rev_start, _rev_end, \ 401 SDIO_ANY_ID, SDIO_ANY_ID, \ 402 _fixup, _data, _ext_csd_rev) \ 403 404 #define MMC_FIXUP(_name, _manfid, _oemid, _fixup, _data) \ 405 MMC_FIXUP_REV(_name, _manfid, _oemid, 0, -1ull, _fixup, _data, \ 406 EXT_CSD_REV_ANY) 407 408 #define MMC_FIXUP_EXT_CSD_REV(_name, _manfid, _oemid, _fixup, _data, \ 409 _ext_csd_rev) \ 410 MMC_FIXUP_REV(_name, _manfid, _oemid, 0, -1ull, _fixup, _data, \ 411 _ext_csd_rev) 412 413 #define SDIO_FIXUP(_vendor, _device, _fixup, _data) \ 414 _FIXUP_EXT(CID_NAME_ANY, CID_MANFID_ANY, \ 415 CID_OEMID_ANY, 0, -1ull, \ 416 _vendor, _device, \ 417 _fixup, _data, EXT_CSD_REV_ANY) \ 418 419 #define cid_rev(hwrev, fwrev, year, month) \ 420 (((u64) hwrev) << 40 | \ 421 ((u64) fwrev) << 32 | \ 422 ((u64) year) << 16 | \ 423 ((u64) month)) 424 425 #define cid_rev_card(card) \ 426 cid_rev(card->cid.hwrev, \ 427 card->cid.fwrev, \ 428 card->cid.year, \ 429 card->cid.month) 430 431 /* 432 * Unconditionally quirk add/remove. 433 */ 434 435 static inline void __maybe_unused add_quirk(struct mmc_card *card, int data) 436 { 437 card->quirks |= data; 438 } 439 440 static inline void __maybe_unused remove_quirk(struct mmc_card *card, int data) 441 { 442 card->quirks &= ~data; 443 } 444 445 #define mmc_card_mmc(c) ((c)->type == MMC_TYPE_MMC) 446 #define mmc_card_sd(c) ((c)->type == MMC_TYPE_SD) 447 #define mmc_card_sdio(c) ((c)->type == MMC_TYPE_SDIO) 448 449 #define mmc_card_present(c) ((c)->state & MMC_STATE_PRESENT) 450 #define mmc_card_readonly(c) ((c)->state & MMC_STATE_READONLY) 451 #define mmc_card_blockaddr(c) ((c)->state & MMC_STATE_BLOCKADDR) 452 #define mmc_card_ext_capacity(c) ((c)->state & MMC_CARD_SDXC) 453 #define mmc_card_removed(c) ((c) && ((c)->state & MMC_CARD_REMOVED)) 454 #define mmc_card_doing_bkops(c) ((c)->state & MMC_STATE_DOING_BKOPS) 455 #define mmc_card_suspended(c) ((c)->state & MMC_STATE_SUSPENDED) 456 457 #define mmc_card_set_present(c) ((c)->state |= MMC_STATE_PRESENT) 458 #define mmc_card_set_readonly(c) ((c)->state |= MMC_STATE_READONLY) 459 #define mmc_card_set_blockaddr(c) ((c)->state |= MMC_STATE_BLOCKADDR) 460 #define mmc_card_set_ext_capacity(c) ((c)->state |= MMC_CARD_SDXC) 461 #define mmc_card_set_removed(c) ((c)->state |= MMC_CARD_REMOVED) 462 #define mmc_card_set_doing_bkops(c) ((c)->state |= MMC_STATE_DOING_BKOPS) 463 #define mmc_card_clr_doing_bkops(c) ((c)->state &= ~MMC_STATE_DOING_BKOPS) 464 #define mmc_card_set_suspended(c) ((c)->state |= MMC_STATE_SUSPENDED) 465 #define mmc_card_clr_suspended(c) ((c)->state &= ~MMC_STATE_SUSPENDED) 466 467 /* 468 * Quirk add/remove for MMC products. 469 */ 470 471 static inline void __maybe_unused add_quirk_mmc(struct mmc_card *card, int data) 472 { 473 if (mmc_card_mmc(card)) 474 card->quirks |= data; 475 } 476 477 static inline void __maybe_unused remove_quirk_mmc(struct mmc_card *card, 478 int data) 479 { 480 if (mmc_card_mmc(card)) 481 card->quirks &= ~data; 482 } 483 484 /* 485 * Quirk add/remove for SD products. 486 */ 487 488 static inline void __maybe_unused add_quirk_sd(struct mmc_card *card, int data) 489 { 490 if (mmc_card_sd(card)) 491 card->quirks |= data; 492 } 493 494 static inline void __maybe_unused remove_quirk_sd(struct mmc_card *card, 495 int data) 496 { 497 if (mmc_card_sd(card)) 498 card->quirks &= ~data; 499 } 500 501 static inline int mmc_card_lenient_fn0(const struct mmc_card *c) 502 { 503 return c->quirks & MMC_QUIRK_LENIENT_FN0; 504 } 505 506 static inline int mmc_blksz_for_byte_mode(const struct mmc_card *c) 507 { 508 return c->quirks & MMC_QUIRK_BLKSZ_FOR_BYTE_MODE; 509 } 510 511 static inline int mmc_card_disable_cd(const struct mmc_card *c) 512 { 513 return c->quirks & MMC_QUIRK_DISABLE_CD; 514 } 515 516 static inline int mmc_card_nonstd_func_interface(const struct mmc_card *c) 517 { 518 return c->quirks & MMC_QUIRK_NONSTD_FUNC_IF; 519 } 520 521 static inline int mmc_card_broken_byte_mode_512(const struct mmc_card *c) 522 { 523 return c->quirks & MMC_QUIRK_BROKEN_BYTE_MODE_512; 524 } 525 526 static inline int mmc_card_long_read_time(const struct mmc_card *c) 527 { 528 return c->quirks & MMC_QUIRK_LONG_READ_TIME; 529 } 530 531 static inline int mmc_card_broken_irq_polling(const struct mmc_card *c) 532 { 533 return c->quirks & MMC_QUIRK_BROKEN_IRQ_POLLING; 534 } 535 536 static inline int mmc_card_broken_hpi(const struct mmc_card *c) 537 { 538 return c->quirks & MMC_QUIRK_BROKEN_HPI; 539 } 540 541 #define mmc_card_name(c) ((c)->cid.prod_name) 542 #define mmc_card_id(c) (dev_name(&(c)->dev)) 543 544 #define mmc_dev_to_card(d) container_of(d, struct mmc_card, dev) 545 546 /* 547 * MMC device driver (e.g., Flash card, I/O card...) 548 */ 549 struct mmc_driver { 550 struct device_driver drv; 551 int (*probe)(struct mmc_card *); 552 void (*remove)(struct mmc_card *); 553 void (*shutdown)(struct mmc_card *); 554 }; 555 556 extern int mmc_register_driver(struct mmc_driver *); 557 extern void mmc_unregister_driver(struct mmc_driver *); 558 559 extern void mmc_fixup_device(struct mmc_card *card, 560 const struct mmc_fixup *table); 561 562 #endif /* LINUX_MMC_CARD_H */ 563