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* [PATCH] pata_oldpiix: MWDMA0 is unsupported
@ 2009-11-27 18:53 Bartlomiej Zolnierkiewicz
  0 siblings, 0 replies; only message in thread
From: Bartlomiej Zolnierkiewicz @ 2009-11-27 18:53 UTC (permalink / raw)
  To: linux-ide; +Cc: linux-kernel

MWDMA0 timings cannot be met with the PIIX based controller
programming interface.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
---
 drivers/ata/pata_oldpiix.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Index: b/drivers/ata/pata_oldpiix.c
===================================================================
--- a/drivers/ata/pata_oldpiix.c
+++ b/drivers/ata/pata_oldpiix.c
@@ -198,7 +198,7 @@ static int oldpiix_init_one (struct pci_
 	static const struct ata_port_info info = {
 		.flags		= ATA_FLAG_SLAVE_POSS,
 		.pio_mask	= ATA_PIO4,
-		.mwdma_mask	= ATA_MWDMA2,
+		.mwdma_mask	= ATA_MWDMA12_ONLY,
 		.port_ops	= &oldpiix_pata_ops,
 	};
 	const struct ata_port_info *ppi[] = { &info, NULL };

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2009-11-27 18:53 [PATCH] pata_oldpiix: MWDMA0 is unsupported Bartlomiej Zolnierkiewicz

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