diff options
author | Avri Altman <avri.altman@wdc.com> | 2022-09-28 12:57:44 +0300 |
---|---|---|
committer | Ulf Hansson <ulf.hansson@linaro.org> | 2022-10-06 13:31:13 +0200 |
commit | 07d2872bf4c864eb83d034263c155746a2fb7a3b (patch) | |
tree | 863c65d136afe4b08c082e4beddeb82b1158684f /drivers/mmc/core/quirks.h | |
parent | 833477fce7a14d43ae4c07f8ddc32fa5119471a2 (diff) |
mmc: core: Add SD card quirk for broken discard
Some SD-cards from Sandisk that are SDA-6.0 compliant reports they supports
discard, while they actually don't. This might cause mk2fs to fail while
trying to format the card and revert it to a read-only mode.
To fix this problem, let's add a card quirk (MMC_QUIRK_BROKEN_SD_DISCARD)
to indicate that we shall fall-back to use the legacy erase command
instead.
Signed-off-by: Avri Altman <avri.altman@wdc.com>
Cc: stable@vger.kernel.org
Link: https://lore.kernel.org/r/20220928095744.16455-1-avri.altman@wdc.com
[Ulf: Updated the commit message]
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'drivers/mmc/core/quirks.h')
-rw-r--r-- | drivers/mmc/core/quirks.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/mmc/core/quirks.h b/drivers/mmc/core/quirks.h index be4393988086..29b9497936df 100644 --- a/drivers/mmc/core/quirks.h +++ b/drivers/mmc/core/quirks.h @@ -100,6 +100,12 @@ static const struct mmc_fixup __maybe_unused mmc_blk_fixups[] = { MMC_FIXUP("V10016", CID_MANFID_KINGSTON, CID_OEMID_ANY, add_quirk_mmc, MMC_QUIRK_TRIM_BROKEN), + /* + * Some SD cards reports discard support while they don't + */ + MMC_FIXUP(CID_NAME_ANY, CID_MANFID_SANDISK_SD, 0x5344, add_quirk_sd, + MMC_QUIRK_BROKEN_SD_DISCARD), + END_FIXUP }; |