Patchwork pata_rdc: MWDMA0 is unsupported

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Submitter Bartlomiej Zolnierkiewicz
Date Nov. 27, 2009, 6:53 p.m.
Message ID <200911271953.41860.bzolnier@gmail.com>
Download mbox | patch
Permalink /patch/39640/
State Not Applicable
Delegated to: David Miller
Headers show

Comments

Bartlomiej Zolnierkiewicz - Nov. 27, 2009, 6:53 p.m.
MWDMA0 timings cannot be met with the PIIX based controller
programming interface.

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

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Patch

Index: b/drivers/ata/pata_rdc.c
===================================================================
--- a/drivers/ata/pata_rdc.c
+++ b/drivers/ata/pata_rdc.c
@@ -244,7 +244,7 @@  static struct ata_port_info rdc_port_inf
 
 	.flags		= ATA_FLAG_SLAVE_POSS,
 	.pio_mask	= ATA_PIO4,
-	.mwdma_mask	= ATA_MWDMA2,
+	.mwdma_mask	= ATA_MWDMA12_ONLY,
 	.udma_mask	= ATA_UDMA5,
 	.port_ops	= &rdc_pata_ops,
 };