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>
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 @@
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 @@
*/
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 @@
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 @@
* 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 @@
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 @@
#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 @@
#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)