فهرست منبع

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>
Vasily Khoruzhick 15 سال پیش
والد
کامیت
8493829489
1فایلهای تغییر یافته به همراه3 افزوده شده و 4 حذف شده
  1. 3 4
      drivers/mmc/host/sdhci-pci.c

+ 3 - 4
drivers/mmc/host/sdhci-pci.c

@@ -80,9 +80,6 @@ struct sdhci_pci_chip {
 
 
 static int ricoh_probe(struct sdhci_pci_chip *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 ||
 	if (chip->pdev->subsystem_vendor == PCI_VENDOR_ID_SAMSUNG ||
 	    chip->pdev->subsystem_vendor == PCI_VENDOR_ID_SONY)
 	    chip->pdev->subsystem_vendor == PCI_VENDOR_ID_SONY)
 		chip->quirks |= SDHCI_QUIRK_NO_CARD_NO_RESET;
 		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 = {
 static const struct sdhci_pci_fixes sdhci_ricoh = {
 	.probe		= ricoh_probe,
 	.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 = {
 static const struct sdhci_pci_fixes sdhci_ene_712 = {