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authorKyungmin Park <kyungmin.park@samsung.com>2011-10-14 14:15:48 +0900
committerChris Ball <cjb@laptop.org>2011-10-26 16:32:26 -0400
commitd9ddd62943ee07a75d0428ffcf52f1a747a28c39 (patch)
treee4fb8b0b2ba2fe39bf725762b2c04441f1adf3b8 /include
parent4e0a5adf46ee7810af2e1b7e4e8c2a298652618e (diff)
mmc: core: mmc sanitize feature support for v4.5
In the v4.5, there's no secure erase & trim support. Instead it supports the sanitize feature. Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Jaehoon Chung <jh80.chung@samsung.com> Signed-off-by: Chris Ball <cjb@laptop.org>
Diffstat (limited to 'include')
-rw-r--r--include/linux/mmc/core.h1
-rw-r--r--include/linux/mmc/mmc.h2
2 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/mmc/core.h b/include/linux/mmc/core.h
index 56e5625b6f4..9585835cbc4 100644
--- a/include/linux/mmc/core.h
+++ b/include/linux/mmc/core.h
@@ -156,6 +156,7 @@ extern int mmc_erase(struct mmc_card *card, unsigned int from, unsigned int nr,
unsigned int arg);
extern int mmc_can_erase(struct mmc_card *card);
extern int mmc_can_trim(struct mmc_card *card);
+extern int mmc_can_sanitize(struct mmc_card *card);
extern int mmc_can_secure_erase_trim(struct mmc_card *card);
extern int mmc_erase_group_aligned(struct mmc_card *card, unsigned int from,
unsigned int nr);
diff --git a/include/linux/mmc/mmc.h b/include/linux/mmc/mmc.h
index 02e9e3de960..8a05a21fc7c 100644
--- a/include/linux/mmc/mmc.h
+++ b/include/linux/mmc/mmc.h
@@ -275,6 +275,7 @@ struct _mmc_csd {
#define EXT_CSD_PARTITION_ATTRIBUTE 156 /* R/W */
#define EXT_CSD_PARTITION_SUPPORT 160 /* RO */
#define EXT_CSD_RST_N_FUNCTION 162 /* R/W */
+#define EXT_CSD_SANITIZE_START 165 /* W */
#define EXT_CSD_WR_REL_PARAM 166 /* RO */
#define EXT_CSD_ERASE_GROUP_DEF 175 /* R/W */
#define EXT_CSD_PART_CONFIG 179 /* R/W */
@@ -343,6 +344,7 @@ struct _mmc_csd {
#define EXT_CSD_SEC_ER_EN BIT(0)
#define EXT_CSD_SEC_BD_BLK_EN BIT(2)
#define EXT_CSD_SEC_GB_CL_EN BIT(4)
+#define EXT_CSD_SEC_SANITIZE BIT(6) /* v4.5 only */
#define EXT_CSD_RST_N_EN_MASK 0x3
#define EXT_CSD_RST_N_ENABLED 1 /* RST_n is enabled on card */