lk/linux-kernel-test
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

mmc: enable DMA on Ricoh sdhci reader by default

Browse Source 
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>
This commit is contained in:
Vasily Khoruzhick 2010-03-05 13:43:46 -08:00 committed by Linus Torvalds
parent 752993ef8e
commit 8493829489
1 changed files with 3 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
drivers/mmc/host/sdhci-pci.c
View File

@ -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 = {