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authorVasily Khoruzhick <anarsoul@gmail.com>2010-03-05 22:43:46 +0100
committerLinus Torvalds <torvalds@linux-foundation.org>2010-03-06 20:26:43 +0100
commit849382948992cc6482c778b1e854c19368b60c05 (patch)
treed1d2823b61edcbd8c3c8db20966ae836c41f4afe
parentmmc: at91_mci: correct kunmap_atomic() (diff)
downloadlinux-849382948992cc6482c778b1e854c19368b60c05.tar.xz
linux-849382948992cc6482c778b1e854c19368b60c05.zip
mmc: enable DMA on Ricoh sdhci reader by default
This card reader doesn't advertise, however DMA works well. Probably windows SDHCI driver assumes that all readers support DMA and thus we see that bug. Signed-off-by: Vasily Khoruzhick <anarsoul@gmail.com> Tested-by: Maxim Levitsky <maximlevitsky@gmail.com> Signed-off-by: Maxim Levitsky <maximlevitsky@gmail.com> Cc: Harald Welte <HaraldWelte@viatech.com> Cc: Norbert Preining <preining@logic.at> Cc: <linux-mmc@vger.kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--drivers/mmc/host/sdhci-pci.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/mmc/host/sdhci-pci.c b/drivers/mmc/host/sdhci-pci.c
index dbf054315fe2..8e1020cf73f4 100644
--- a/drivers/mmc/host/sdhci-pci.c
+++ b/drivers/mmc/host/sdhci-pci.c
@@ -80,9 +80,6 @@ struct sdhci_pci_chip {
static int ricoh_probe(struct sdhci_pci_chip *chip)
{
- if (chip->pdev->subsystem_vendor == PCI_VENDOR_ID_IBM)
- chip->quirks |= SDHCI_QUIRK_CLOCK_BEFORE_RESET;
-
if (chip->pdev->subsystem_vendor == PCI_VENDOR_ID_SAMSUNG ||
chip->pdev->subsystem_vendor == PCI_VENDOR_ID_SONY)
chip->quirks |= SDHCI_QUIRK_NO_CARD_NO_RESET;
@@ -92,7 +89,9 @@ static int ricoh_probe(struct sdhci_pci_chip *chip)
static const struct sdhci_pci_fixes sdhci_ricoh = {
.probe = ricoh_probe,
- .quirks = SDHCI_QUIRK_32BIT_DMA_ADDR,
+ .quirks = SDHCI_QUIRK_32BIT_DMA_ADDR |
+ SDHCI_QUIRK_FORCE_DMA |
+ SDHCI_QUIRK_CLOCK_BEFORE_RESET,
};
static const struct sdhci_pci_fixes sdhci_ene_712 = {