This is a note to let you know that I've just added the patch titled mmc: sdhci-acpi: Disable write protect detection on Toshiba Encore 2 WT8-B to the 5.10-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: mmc-sdhci-acpi-disable-write-protect-detection-on-toshiba-encore-2-wt8-b.patch and it can be found in the queue-5.10 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. >From 94ee6782e045645abd9180ab9369b01293d862bd Mon Sep 17 00:00:00 2001 From: Hans de Goede <hdegoede@xxxxxxxxxx> Date: Mon, 3 May 2021 11:21:57 +0200 Subject: mmc: sdhci-acpi: Disable write protect detection on Toshiba Encore 2 WT8-B From: Hans de Goede <hdegoede@xxxxxxxxxx> commit 94ee6782e045645abd9180ab9369b01293d862bd upstream. On the Toshiba Encore 2 WT8-B the microSD slot always reports the card being write-protected even though microSD cards do not have a write-protect switch at all. Add a new DMI_QUIRK_SD_NO_WRITE_PROTECT quirk entry to sdhci-acpi.c's DMI quirk table for this. Signed-off-by: Hans de Goede <hdegoede@xxxxxxxxxx> Acked-by: Adrian Hunter <adrian.hunter@xxxxxxxxx> Link: https://lore.kernel.org/r/20210503092157.5689-1-hdegoede@xxxxxxxxxx Signed-off-by: Ulf Hansson <ulf.hansson@xxxxxxxxxx> Cc: stable@xxxxxxxxxxxxxxx Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/mmc/host/sdhci-acpi.c | 11 +++++++++++ 1 file changed, 11 insertions(+) --- a/drivers/mmc/host/sdhci-acpi.c +++ b/drivers/mmc/host/sdhci-acpi.c @@ -788,6 +788,17 @@ static const struct dmi_system_id sdhci_ }, .driver_data = (void *)DMI_QUIRK_SD_NO_WRITE_PROTECT, }, + { + /* + * The Toshiba WT8-B's microSD slot always reports the card being + * write-protected. + */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"), + DMI_MATCH(DMI_PRODUCT_NAME, "TOSHIBA ENCORE 2 WT8-B"), + }, + .driver_data = (void *)DMI_QUIRK_SD_NO_WRITE_PROTECT, + }, {} /* Terminating entry */ }; Patches currently in stable-queue which might be from hdegoede@xxxxxxxxxx are queue-5.10/mmc-sdhci-acpi-disable-write-protect-detection-on-toshiba-encore-2-wt8-b.patch