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| author | Kyungmin Park <kyungmin.park@samsung.com> | 2011-10-14 14:15:48 +0900 |
|---|---|---|
| committer | Chris Ball <cjb@laptop.org> | 2011-10-26 16:32:26 -0400 |
| commit | d9ddd62943ee07a75d0428ffcf52f1a747a28c39 (patch) | |
| tree | e4fb8b0b2ba2fe39bf725762b2c04441f1adf3b8 /drivers/mmc/core/core.c | |
| parent | 4e0a5adf46ee7810af2e1b7e4e8c2a298652618e (diff) | |
| download | linux-stable-d9ddd62943ee07a75d0428ffcf52f1a747a28c39.tar.gz linux-stable-d9ddd62943ee07a75d0428ffcf52f1a747a28c39.tar.bz2 linux-stable-d9ddd62943ee07a75d0428ffcf52f1a747a28c39.zip | |
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 'drivers/mmc/core/core.c')
| -rw-r--r-- | drivers/mmc/core/core.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c index a3c4e0fe9434..d9836e5a4e59 100644 --- a/drivers/mmc/core/core.c +++ b/drivers/mmc/core/core.c @@ -1713,6 +1713,14 @@ int mmc_can_trim(struct mmc_card *card) } EXPORT_SYMBOL(mmc_can_trim); +int mmc_can_sanitize(struct mmc_card *card) +{ + if (card->ext_csd.sec_feature_support & EXT_CSD_SEC_SANITIZE) + return 1; + return 0; +} +EXPORT_SYMBOL(mmc_can_sanitize); + int mmc_can_secure_erase_trim(struct mmc_card *card) { if (card->ext_csd.sec_feature_support & EXT_CSD_SEC_ER_EN) |