diff options
author | Grégory Soutadé <gsoutade@neotion.com> | 2014-09-15 17:47:09 +0200 |
---|---|---|
committer | Ulf Hansson <ulf.hansson@linaro.org> | 2014-09-19 00:03:36 +0200 |
commit | 69803d4f487fc60ce740f1fe1f0d2092d97277b6 (patch) | |
tree | 924bff53656eeef629cc4a5123e390e21e956a3a | |
parent | b4493eea4a6561bd9fa57aaa2f7d2b5ea31a1f2e (diff) | |
download | op-kernel-dev-69803d4f487fc60ce740f1fe1f0d2092d97277b6.zip op-kernel-dev-69803d4f487fc60ce740f1fe1f0d2092d97277b6.tar.gz |
mmc: Replace "enhanced_area_en" attribute by "partition_setting_completed"
Replace ext_csd "enhanced_area_en" attribute by
"partition_setting_completed". It was used whether or
not enhanced user area is defined and without checks of
EXT_CSD_PARTITION_SETTING_COMPLETED bit.
Signed-off-by: Grégory Soutadé <gsoutade@neotion.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
-rw-r--r-- | drivers/mmc/core/mmc.c | 13 | ||||
-rw-r--r-- | include/linux/mmc/card.h | 2 | ||||
-rw-r--r-- | include/linux/mmc/mmc.h | 2 |
3 files changed, 11 insertions, 6 deletions
diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c index 5b4b969..eb78fcd 100644 --- a/drivers/mmc/core/mmc.c +++ b/drivers/mmc/core/mmc.c @@ -315,7 +315,6 @@ static void mmc_manage_enhanced_area(struct mmc_card *card, u8 *ext_csd) hc_wp_grp_sz = ext_csd[EXT_CSD_HC_WP_GRP_SIZE]; - card->ext_csd.enhanced_area_en = 1; /* * calculate the enhanced data area offset, in bytes */ @@ -356,13 +355,11 @@ static void mmc_manage_gp_partitions(struct mmc_card *card, u8 *ext_csd) */ if (ext_csd[EXT_CSD_PARTITION_SUPPORT] & EXT_CSD_PART_SUPPORT_PART_EN) { - if (card->ext_csd.enhanced_area_en != 1) { + if (card->ext_csd.partition_setting_completed) { hc_erase_grp_sz = ext_csd[EXT_CSD_HC_ERASE_GRP_SIZE]; hc_wp_grp_sz = ext_csd[EXT_CSD_HC_WP_GRP_SIZE]; - - card->ext_csd.enhanced_area_en = 1; } for (idx = 0; idx < MMC_NUM_GP_PARTITION; idx++) { @@ -489,6 +486,12 @@ static int mmc_read_ext_csd(struct mmc_card *card, u8 *ext_csd) ext_csd[EXT_CSD_TRIM_MULT]; card->ext_csd.raw_partition_support = ext_csd[EXT_CSD_PARTITION_SUPPORT]; if (card->ext_csd.rev >= 4) { + if (ext_csd[EXT_CSD_PARTITION_SETTING_COMPLETED] & + EXT_CSD_PART_SETTING_COMPLETED) + card->ext_csd.partition_setting_completed = 1; + else + card->ext_csd.partition_setting_completed = 0; + mmc_manage_enhanced_area(card, ext_csd); mmc_manage_gp_partitions(card, ext_csd); @@ -1348,7 +1351,7 @@ static int mmc_init_card(struct mmc_host *host, u32 ocr, * If enhanced_area_en is TRUE, host needs to enable ERASE_GRP_DEF * bit. This bit will be lost every time after a reset or power off. */ - if (card->ext_csd.enhanced_area_en || + if (card->ext_csd.partition_setting_completed || (card->ext_csd.rev >= 3 && (host->caps2 & MMC_CAP2_HC_ERASE_SZ))) { err = mmc_switch(card, EXT_CSD_CMD_SET_NORMAL, EXT_CSD_ERASE_GROUP_DEF, 1, diff --git a/include/linux/mmc/card.h b/include/linux/mmc/card.h index 0ea795f..b0692d2 100644 --- a/include/linux/mmc/card.h +++ b/include/linux/mmc/card.h @@ -75,7 +75,7 @@ struct mmc_ext_csd { unsigned int sec_trim_mult; /* Secure trim multiplier */ unsigned int sec_erase_mult; /* Secure erase multiplier */ unsigned int trim_timeout; /* In milliseconds */ - bool enhanced_area_en; /* enable bit */ + bool partition_setting_completed; /* enable bit */ unsigned long long enhanced_area_offset; /* Units: Byte */ unsigned int enhanced_area_size; /* Units: KB */ unsigned int cache_size; /* Units: KB */ diff --git a/include/linux/mmc/mmc.h b/include/linux/mmc/mmc.h index 64ec963..78753bc 100644 --- a/include/linux/mmc/mmc.h +++ b/include/linux/mmc/mmc.h @@ -281,6 +281,7 @@ struct _mmc_csd { #define EXT_CSD_EXP_EVENTS_CTRL 56 /* R/W, 2 bytes */ #define EXT_CSD_DATA_SECTOR_SIZE 61 /* R */ #define EXT_CSD_GP_SIZE_MULT 143 /* R/W */ +#define EXT_CSD_PARTITION_SETTING_COMPLETED 155 /* R/W */ #define EXT_CSD_PARTITION_ATTRIBUTE 156 /* R/W */ #define EXT_CSD_PARTITION_SUPPORT 160 /* RO */ #define EXT_CSD_HPI_MGMT 161 /* R/W */ @@ -349,6 +350,7 @@ struct _mmc_csd { #define EXT_CSD_PART_CONFIG_ACC_RPMB (0x3) #define EXT_CSD_PART_CONFIG_ACC_GP0 (0x4) +#define EXT_CSD_PART_SETTING_COMPLETED (0x1) #define EXT_CSD_PART_SUPPORT_PART_EN (0x1) #define EXT_CSD_CMD_SET_NORMAL (1<<0) |