summaryrefslogtreecommitdiff
path: root/drivers/mmc/card
diff options
context:
space:
mode:
authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-09-16 17:31:36 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-09-16 17:31:36 -0700
commit7ac3c93e5dd74486ca4f8f0b02ae55182658d2e5 (patch)
tree08b949c872aefbc0f8e12bdcc4dc82297bdd0f2e /drivers/mmc/card
parent23666a74c9f552bc9cfef20ded1b8b29bedb80c6 (diff)
parent5698bd757d55b1bb87edd1a9744ab09c142abfc2 (diff)
downloadlinux-3.10-7ac3c93e5dd74486ca4f8f0b02ae55182658d2e5.tar.gz
linux-3.10-7ac3c93e5dd74486ca4f8f0b02ae55182658d2e5.tar.bz2
linux-3.10-7ac3c93e5dd74486ca4f8f0b02ae55182658d2e5.zip
Merge 3.6-rc6 into tty-next
This pulls in the fixes in 3.6-rc6 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/mmc/card')
-rw-r--r--drivers/mmc/card/block.c26
1 files changed, 25 insertions, 1 deletions
diff --git a/drivers/mmc/card/block.c b/drivers/mmc/card/block.c
index f1c84decb19..172a768036d 100644
--- a/drivers/mmc/card/block.c
+++ b/drivers/mmc/card/block.c
@@ -1411,7 +1411,8 @@ static int mmc_blk_issue_rq(struct mmc_queue *mq, struct request *req)
/* complete ongoing async transfer before issuing discard */
if (card->host->areq)
mmc_blk_issue_rw_rq(mq, NULL);
- if (req->cmd_flags & REQ_SECURE)
+ if (req->cmd_flags & REQ_SECURE &&
+ !(card->quirks & MMC_QUIRK_SEC_ERASE_TRIM_BROKEN))
ret = mmc_blk_issue_secdiscard_rq(mq, req);
else
ret = mmc_blk_issue_discard_rq(mq, req);
@@ -1716,6 +1717,7 @@ force_ro_fail:
#define CID_MANFID_SANDISK 0x2
#define CID_MANFID_TOSHIBA 0x11
#define CID_MANFID_MICRON 0x13
+#define CID_MANFID_SAMSUNG 0x15
static const struct mmc_fixup blk_fixups[] =
{
@@ -1752,6 +1754,28 @@ static const struct mmc_fixup blk_fixups[] =
MMC_FIXUP(CID_NAME_ANY, CID_MANFID_MICRON, 0x200, add_quirk_mmc,
MMC_QUIRK_LONG_READ_TIME),
+ /*
+ * On these Samsung MoviNAND parts, performing secure erase or
+ * secure trim can result in unrecoverable corruption due to a
+ * firmware bug.
+ */
+ MMC_FIXUP("M8G2FA", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc,
+ MMC_QUIRK_SEC_ERASE_TRIM_BROKEN),
+ MMC_FIXUP("MAG4FA", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc,
+ MMC_QUIRK_SEC_ERASE_TRIM_BROKEN),
+ MMC_FIXUP("MBG8FA", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc,
+ MMC_QUIRK_SEC_ERASE_TRIM_BROKEN),
+ MMC_FIXUP("MCGAFA", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc,
+ MMC_QUIRK_SEC_ERASE_TRIM_BROKEN),
+ MMC_FIXUP("VAL00M", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc,
+ MMC_QUIRK_SEC_ERASE_TRIM_BROKEN),
+ MMC_FIXUP("VYL00M", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc,
+ MMC_QUIRK_SEC_ERASE_TRIM_BROKEN),
+ MMC_FIXUP("KYL00M", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc,
+ MMC_QUIRK_SEC_ERASE_TRIM_BROKEN),
+ MMC_FIXUP("VZL00M", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc,
+ MMC_QUIRK_SEC_ERASE_TRIM_BROKEN),
+
END_FIXUP
};