From: Micky Ching <micky_ching@realsil.com.cn>
Date: Tue, 7 Apr 2015 03:32:01 +0000 (+0800)
Subject: mmc: sdhci-pci: fix 64 BIT DMA quirks for rtsx
X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=e30b978f17446d10dcb92c6979b4da9991a18005;p=deliverable%2Flinux.git

mmc: sdhci-pci: fix 64 BIT DMA quirks for rtsx

rts5250 chip failed handle 64 bit ADMA for address below 4G.
Add 64 BIT quirks to disable this feature.

Signed-off-by: Micky Ching <micky_ching@realsil.com.cn>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
---

diff --git a/drivers/mmc/host/sdhci-pci.c b/drivers/mmc/host/sdhci-pci.c
index 29eaff78238e..7a3fc16d0a6c 100644
--- a/drivers/mmc/host/sdhci-pci.c
+++ b/drivers/mmc/host/sdhci-pci.c
@@ -650,6 +650,7 @@ static int rtsx_probe_slot(struct sdhci_pci_slot *slot)
 
 static const struct sdhci_pci_fixes sdhci_rtsx = {
 	.quirks2	= SDHCI_QUIRK2_PRESET_VALUE_BROKEN |
+			SDHCI_QUIRK2_BROKEN_64_BIT_DMA |
 			SDHCI_QUIRK2_BROKEN_DDR50,
 	.probe_slot	= rtsx_probe_slot,
 };