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Commit 84938294 authored by Vasily Khoruzhick's avatar Vasily Khoruzhick Committed by Linus Torvalds
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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: default avatarVasily Khoruzhick <anarsoul@gmail.com>
Tested-by: default avatarMaxim Levitsky <maximlevitsky@gmail.com>
Signed-off-by: default avatarMaxim 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: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 752993ef

drivers/mmc/host/sdhci-pci.c

+3 −4
Original line number Diff line number Diff line
@@ -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 = {