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 <[email protected]> know about it.
>From 143b648ddf1583905fa15d32be27a31442fc7933 Mon Sep 17 00:00:00 2001
From: Adam Lee <[email protected]>
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 <[email protected]>
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 <[email protected]>
Signed-off-by: Adam Lee <[email protected]>
Signed-off-by: Ulf Hansson <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
---
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 [email protected] are
queue-4.1/mmc-sdhci-pci-set-the-clear-transfer-mode-register-quirk-for-o2micro.patch
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