diff options
Diffstat (limited to 'include/linux/mmc/card.h')
| -rw-r--r-- | include/linux/mmc/card.h | 85 |
1 files changed, 83 insertions, 2 deletions
diff --git a/include/linux/mmc/card.h b/include/linux/mmc/card.h index b460fc2af8a..9f22ba572de 100644 --- a/include/linux/mmc/card.h +++ b/include/linux/mmc/card.h @@ -50,8 +50,12 @@ struct mmc_ext_csd { u8 rel_sectors; u8 rel_param; u8 part_config; + u8 cache_ctrl; + u8 rst_n_function; unsigned int part_time; /* Units: ms */ unsigned int sa_timeout; /* Units: 100ns */ + unsigned int generic_cmd6_time; /* Units: 10ms */ + unsigned int power_off_longtime; /* Units: ms */ unsigned int hs_max_dtr; unsigned int sectors; unsigned int card_type; @@ -63,11 +67,17 @@ struct mmc_ext_csd { bool enhanced_area_en; /* enable bit */ unsigned long long enhanced_area_offset; /* Units: Byte */ unsigned int enhanced_area_size; /* Units: KB */ - unsigned int boot_size; /* in bytes */ + unsigned int cache_size; /* Units: KB */ + bool hpi_en; /* HPI enablebit */ + bool hpi; /* HPI support bit */ + unsigned int hpi_cmd; /* cmd used as HPI */ + unsigned int boot_ro_lock; /* ro lock support */ + bool boot_ro_lockable; u8 raw_partition_support; /* 160 */ u8 raw_erased_mem_count; /* 181 */ u8 raw_ext_csd_structure; /* 194 */ u8 raw_card_type; /* 196 */ + u8 out_of_int_time; /* 198 */ u8 raw_s_a_timeout; /* 217 */ u8 raw_hc_erase_gap_size; /* 221 */ u8 raw_erase_timeout_mult; /* 223 */ @@ -77,6 +87,9 @@ struct mmc_ext_csd { u8 raw_sec_feature_support;/* 231 */ u8 raw_trim_mult; /* 232 */ u8 raw_sectors[4]; /* 212 - 4 bytes */ + + unsigned int feature_support; +#define MMC_DISCARD_FEATURE BIT(0) /* CMD38 feature */ }; struct sd_scr { @@ -99,6 +112,7 @@ struct sd_ssr { struct sd_switch_caps { unsigned int hs_max_dtr; unsigned int uhs_max_dtr; +#define HIGH_SPEED_MAX_DTR 50000000 #define UHS_SDR104_MAX_DTR 208000000 #define UHS_SDR50_MAX_DTR 100000000 #define UHS_DDR50_MAX_DTR 50000000 @@ -106,11 +120,13 @@ struct sd_switch_caps { #define UHS_SDR12_MAX_DTR 25000000 unsigned int sd3_bus_mode; #define UHS_SDR12_BUS_SPEED 0 +#define HIGH_SPEED_BUS_SPEED 1 #define UHS_SDR25_BUS_SPEED 1 #define UHS_SDR50_BUS_SPEED 2 #define UHS_SDR104_BUS_SPEED 3 #define UHS_DDR50_BUS_SPEED 4 +#define SD_MODE_HIGH_SPEED (1 << HIGH_SPEED_BUS_SPEED) #define SD_MODE_UHS_SDR12 (1 << UHS_SDR12_BUS_SPEED) #define SD_MODE_UHS_SDR25 (1 << UHS_SDR25_BUS_SPEED) #define SD_MODE_UHS_SDR50 (1 << UHS_SDR50_BUS_SPEED) @@ -157,6 +173,28 @@ struct sdio_func_tuple; #define SDIO_MAX_FUNCS 7 +/* The number of MMC physical partitions. These consist of: + * boot partitions (2), general purpose partitions (4) in MMC v4.4. + */ +#define MMC_NUM_BOOT_PARTITION 2 +#define MMC_NUM_GP_PARTITION 4 +#define MMC_NUM_PHY_PARTITION 6 +#define MAX_MMC_PART_NAME_LEN 20 + +/* + * MMC Physical partitions + */ +struct mmc_part { + unsigned int size; /* partition size (in bytes) */ + unsigned int part_cfg; /* partition type */ + char name[MAX_MMC_PART_NAME_LEN]; + bool force_ro; /* to make boot parts RO by default */ + unsigned int area_type; +#define MMC_BLK_DATA_AREA_MAIN (1<<0) +#define MMC_BLK_DATA_AREA_BOOT (1<<1) +#define MMC_BLK_DATA_AREA_GP (1<<2) +}; + /* * MMC device */ @@ -177,6 +215,8 @@ struct mmc_card { #define MMC_STATE_HIGHSPEED_DDR (1<<4) /* card is in high speed mode */ #define MMC_STATE_ULTRAHIGHSPEED (1<<5) /* card is in ultra high speed mode */ #define MMC_CARD_SDXC (1<<6) /* card is SDXC */ +#define MMC_CARD_REMOVED (1<<7) /* card has been removed */ +#define MMC_STATE_HIGHSPEED_200 (1<<8) /* card is in HS200 mode */ unsigned int quirks; /* card quirks */ #define MMC_QUIRK_LENIENT_FN0 (1<<0) /* allow SDIO FN0 writes outside of the VS CCCR range */ #define MMC_QUIRK_BLKSZ_FOR_BYTE_MODE (1<<1) /* use func->cur_blksize */ @@ -188,6 +228,14 @@ struct mmc_card { #define MMC_QUIRK_DISABLE_CD (1<<5) /* disconnect CD/DAT[3] resistor */ #define MMC_QUIRK_INAND_CMD38 (1<<6) /* iNAND devices have broken CMD38 */ #define MMC_QUIRK_BLK_NO_CMD23 (1<<7) /* Avoid CMD23 for regular multiblock */ +#define MMC_QUIRK_BROKEN_BYTE_MODE_512 (1<<8) /* Avoid sending 512 bytes in */ +#define MMC_QUIRK_LONG_READ_TIME (1<<9) /* Data read time > CSD says */ + /* byte mode */ + unsigned int poweroff_notify_state; /* eMMC4.5 notify feature */ +#define MMC_NO_POWER_NOTIFICATION 0 +#define MMC_POWERED_ON 1 +#define MMC_POWEROFF_SHORT 2 +#define MMC_POWEROFF_LONG 3 unsigned int erase_size; /* erase size in sectors */ unsigned int erase_shift; /* if erase unit is power 2 */ @@ -216,9 +264,26 @@ struct mmc_card { unsigned int sd_bus_speed; /* Bus Speed Mode set for the card */ struct dentry *debugfs_root; + struct mmc_part part[MMC_NUM_PHY_PARTITION]; /* physical partitions */ + unsigned int nr_parts; }; /* + * This function fill contents in mmc_part. + */ +static inline void mmc_part_add(struct mmc_card *card, unsigned int size, + unsigned int part_cfg, char *name, int idx, bool ro, + int area_type) +{ + card->part[card->nr_parts].size = size; + card->part[card->nr_parts].part_cfg = part_cfg; + sprintf(card->part[card->nr_parts].name, name, idx); + card->part[card->nr_parts].force_ro = ro; + card->part[card->nr_parts].area_type = area_type; + card->nr_parts++; +} + +/* * The world is not perfect and supplies us with broken mmc/sdio devices. * For at least some of these bugs we need a work-around. */ @@ -310,18 +375,24 @@ static inline void __maybe_unused remove_quirk(struct mmc_card *card, int data) #define mmc_card_present(c) ((c)->state & MMC_STATE_PRESENT) #define mmc_card_readonly(c) ((c)->state & MMC_STATE_READONLY) #define mmc_card_highspeed(c) ((c)->state & MMC_STATE_HIGHSPEED) +#define mmc_card_hs200(c) ((c)->state & MMC_STATE_HIGHSPEED_200) #define mmc_card_blockaddr(c) ((c)->state & MMC_STATE_BLOCKADDR) #define mmc_card_ddr_mode(c) ((c)->state & MMC_STATE_HIGHSPEED_DDR) -#define mmc_sd_card_uhs(c) ((c)->state & MMC_STATE_ULTRAHIGHSPEED) +#define mmc_card_uhs(c) ((c)->state & MMC_STATE_ULTRAHIGHSPEED) +#define mmc_sd_card_uhs(c) ((c)->state & MMC_STATE_ULTRAHIGHSPEED) #define mmc_card_ext_capacity(c) ((c)->state & MMC_CARD_SDXC) +#define mmc_card_removed(c) ((c) && ((c)->state & MMC_CARD_REMOVED)) #define mmc_card_set_present(c) ((c)->state |= MMC_STATE_PRESENT) #define mmc_card_set_readonly(c) ((c)->state |= MMC_STATE_READONLY) #define mmc_card_set_highspeed(c) ((c)->state |= MMC_STATE_HIGHSPEED) +#define mmc_card_set_hs200(c) ((c)->state |= MMC_STATE_HIGHSPEED_200) #define mmc_card_set_blockaddr(c) ((c)->state |= MMC_STATE_BLOCKADDR) #define mmc_card_set_ddr_mode(c) ((c)->state |= MMC_STATE_HIGHSPEED_DDR) +#define mmc_card_set_uhs(c) ((c)->state |= MMC_STATE_ULTRAHIGHSPEED) #define mmc_sd_card_set_uhs(c) ((c)->state |= MMC_STATE_ULTRAHIGHSPEED) #define mmc_card_set_ext_capacity(c) ((c)->state |= MMC_CARD_SDXC) +#define mmc_card_set_removed(c) ((c)->state |= MMC_CARD_REMOVED) /* * Quirk add/remove for MMC products. @@ -377,6 +448,16 @@ static inline int mmc_card_nonstd_func_interface(const struct mmc_card *c) return c->quirks & MMC_QUIRK_NONSTD_FUNC_IF; } +static inline int mmc_card_broken_byte_mode_512(const struct mmc_card *c) +{ + return c->quirks & MMC_QUIRK_BROKEN_BYTE_MODE_512; +} + +static inline int mmc_card_long_read_time(const struct mmc_card *c) +{ + return c->quirks & MMC_QUIRK_LONG_READ_TIME; +} + #define mmc_card_name(c) ((c)->cid.prod_name) #define mmc_card_id(c) (dev_name(&(c)->dev)) |