diff options
| -rw-r--r-- | drivers/mmc/core/mmc.c | 14 | ||||
| -rw-r--r-- | include/linux/mmc/card.h | 3 | ||||
| -rw-r--r-- | include/linux/mmc/mmc.h | 3 |
3 files changed, 20 insertions, 0 deletions
diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c index faedd7c30..aed79a8b8 100644 --- a/drivers/mmc/core/mmc.c +++ b/drivers/mmc/core/mmc.c @@ -569,6 +569,14 @@ static int mmc_read_ext_csd(struct mmc_card *card, u8 *ext_csd) } else { card->ext_csd.data_sector_size = 512; } + /* eMMC v5 or later */ + if (card->ext_csd.rev >= 7) { + card->ext_csd.pre_eol_info = ext_csd[EXT_CSD_PRE_EOL_INFO]; + card->ext_csd.device_life_time_est_typ_a = + ext_csd[EXT_CSD_DEVICE_LIFE_TIME_EST_TYP_A]; + card->ext_csd.device_life_time_est_typ_b = + ext_csd[EXT_CSD_DEVICE_LIFE_TIME_EST_TYP_B]; + } out: return err; @@ -651,6 +659,10 @@ MMC_DEV_ATTR(manfid, "0x%06x\n", card->cid.manfid); MMC_DEV_ATTR(name, "%s\n", card->cid.prod_name); MMC_DEV_ATTR(oemid, "0x%04x\n", card->cid.oemid); MMC_DEV_ATTR(prv, "0x%x\n", card->cid.prv); +MMC_DEV_ATTR(pre_eol_info, "%02x\n", card->ext_csd.pre_eol_info); +MMC_DEV_ATTR(life_time, "0x%02x 0x%02x\n", + card->ext_csd.device_life_time_est_typ_a, + card->ext_csd.device_life_time_est_typ_b); MMC_DEV_ATTR(serial, "0x%08x\n", card->cid.serial); MMC_DEV_ATTR(enhanced_area_offset, "%llu\n", card->ext_csd.enhanced_area_offset); @@ -670,6 +682,8 @@ static struct attribute *mmc_std_attrs[] = { &dev_attr_name.attr, &dev_attr_oemid.attr, &dev_attr_prv.attr, + &dev_attr_pre_eol_info.attr, + &dev_attr_life_time.attr, &dev_attr_serial.attr, &dev_attr_enhanced_area_offset.attr, &dev_attr_enhanced_area_size.attr, diff --git a/include/linux/mmc/card.h b/include/linux/mmc/card.h index c44c8d5d3..1af9a1fda 100644 --- a/include/linux/mmc/card.h +++ b/include/linux/mmc/card.h @@ -107,6 +107,9 @@ struct mmc_ext_csd { u8 raw_trim_mult; /* 232 */ u8 raw_bkops_status; /* 246 */ u8 raw_sectors[4]; /* 212 - 4 bytes */ + u8 pre_eol_info; /* 267 */ + u8 device_life_time_est_typ_a; /* 268 */ + u8 device_life_time_est_typ_b; /* 269 */ unsigned int feature_support; #define MMC_DISCARD_FEATURE BIT(0) /* CMD38 feature */ diff --git a/include/linux/mmc/mmc.h b/include/linux/mmc/mmc.h index 253c42e2d..cea72d234 100644 --- a/include/linux/mmc/mmc.h +++ b/include/linux/mmc/mmc.h @@ -329,6 +329,9 @@ struct _mmc_csd { #define EXT_CSD_POWER_OFF_LONG_TIME 247 /* RO */ #define EXT_CSD_GENERIC_CMD6_TIME 248 /* RO */ #define EXT_CSD_CACHE_SIZE 249 /* RO, 4 bytes */ +#define EXT_CSD_PRE_EOL_INFO 267 /* RO */ +#define EXT_CSD_DEVICE_LIFE_TIME_EST_TYP_A 268 /* RO */ +#define EXT_CSD_DEVICE_LIFE_TIME_EST_TYP_B 269 /* RO */ #define EXT_CSD_NUM_OF_FW_SEC_PROG 302 /* RO */ #define EXT_CSD_FFU_ARG 487 /* RO, 4 bytes */ #define EXT_CSD_OPERATION_CODE_TIMEOUT 491 /* RO */ |