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pata_legacy: fix access to control register for QDI6580

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We need to mask out the port offset from the port number
cached in ld_qdi->timing.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
This commit is contained in:
Bartlomiej Zolnierkiewicz
2009-12-03 20:32:11 +01:00
committed by Jeff Garzik
parent 43c7d17ee7
commit 6809e7301f
1 changed files with 2 additions and 2 deletions
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4
drivers/ata/pata_legacy.c
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@@ -672,7 +672,7 @@ static void qdi6580dp_set_piomode(struct ata_port *ap, struct ata_device *adev)
outb(timing, ld_qdi->timing + 2 * ap->port_no); outb(timing, ld_qdi->timing + 2 * ap->port_no);
/* Clear the FIFO */ /* Clear the FIFO */
if (adev->class != ATA_DEV_ATA) if (adev->class != ATA_DEV_ATA)
outb(0x5F, ld_qdi->timing + 3); outb(0x5F, (ld_qdi->timing & 0xFFF0) + 3);
} }
/** /**
@@ -707,7 +707,7 @@ static void qdi6580_set_piomode(struct ata_port *ap, struct ata_device *adev)
outb(timing, ld_qdi->timing + 2 * adev->devno); outb(timing, ld_qdi->timing + 2 * adev->devno);
/* Clear the FIFO */ /* Clear the FIFO */
if (adev->class != ATA_DEV_ATA) if (adev->class != ATA_DEV_ATA)
outb(0x5F, ld_qdi->timing + 3); outb(0x5F, (ld_qdi->timing & 0xFFF0) + 3);
} }
/** /**