Messages in this thread Patch in this message | | | From | Maxim Levitsky <> | Subject | [PATCH] Subject: MMC: Enable DMA on Ricoh sdhci reader by default | Date | Fri, 26 Feb 2010 23:25:11 +0200 |
| |
From: Vasily Khoruzhick <anarsoul@gmail.com>
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> --- drivers/mmc/host/sdhci-pci.c | 7 +++---- 1 files changed, 3 insertions(+), 4 deletions(-)
diff --git a/drivers/mmc/host/sdhci-pci.c b/drivers/mmc/host/sdhci-pci.c index 5c3a176..12f5b09 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 = { -- 1.6.3.3
| |