Patch "mmc: sdhci-pci: set the clear transfer mode register quirk for O2Micro" has been added to the 4.1-stable tree

Patch "mmc: sdhci-pci: set the clear transfer mode register quirk for O2Micro" has been added to the 4.1-stable tree

[gregkh]

This is a note to let you know that I've just added the patch titled

    mmc: sdhci-pci: set the clear transfer mode register quirk for O2Micro

to the 4.1-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-pci-set-the-clear-transfer-mode-register-quirk-for-o2micro.patch
and it can be found in the queue-4.1 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@vger.kernel.org> know about it.


>From 143b648ddf1583905fa15d32be27a31442fc7933 Mon Sep 17 00:00:00 2001
From: Adam Lee <adam.lee@canonical.com>
Date: Mon, 3 Aug 2015 14:33:28 +0800
Subject: mmc: sdhci-pci: set the clear transfer mode register quirk for O2Micro

From: Adam Lee <adam.lee@canonical.com>

commit 143b648ddf1583905fa15d32be27a31442fc7933 upstream.

This patch fixes MMC not working issue on O2Micro/BayHub Host, which
requires transfer mode register to be cleared when sending no DMA
command.

Signed-off-by: Peter Guo <peter.guo@bayhubtech.com>
Signed-off-by: Adam Lee <adam.lee@canonical.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 drivers/mmc/host/sdhci-pci.c |    1 +
 1 file changed, 1 insertion(+)

--- a/drivers/mmc/host/sdhci-pci.c
+++ b/drivers/mmc/host/sdhci-pci.c
@@ -549,6 +549,7 @@ static int jmicron_resume(struct sdhci_p
 static const struct sdhci_pci_fixes sdhci_o2 = {
 	.probe = sdhci_pci_o2_probe,
 	.quirks = SDHCI_QUIRK_NO_ENDATTR_IN_NOPDESC,
+	.quirks2 = SDHCI_QUIRK2_CLEAR_TRANSFERMODE_REG_BEFORE_CMD,
 	.probe_slot = sdhci_pci_o2_probe_slot,
 	.resume = sdhci_pci_o2_resume,
 };


Patches currently in stable-queue which might be from adam.lee@canonical.com are

queue-4.1/mmc-sdhci-pci-set-the-clear-transfer-mode-register-quirk-for-o2micro.patch