From 6809e7301fba4f9fa446ead5167faed115690fc4 Mon Sep 17 00:00:00 2001 From: Bartlomiej Zolnierkiewicz Date: Thu, 3 Dec 2009 20:32:11 +0100 Subject: [PATCH] pata_legacy: fix access to control register for QDI6580 We need to mask out the port offset from the port number cached in ld_qdi->timing. Signed-off-by: Bartlomiej Zolnierkiewicz Signed-off-by: Jeff Garzik --- drivers/ata/pata_legacy.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/ata/pata_legacy.c b/drivers/ata/pata_legacy.c index da2546b..5afe356 100644 --- a/drivers/ata/pata_legacy.c +++ b/drivers/ata/pata_legacy.c @@ -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); /* Clear the FIFO */ 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); /* Clear the FIFO */ if (adev->class != ATA_DEV_ATA) - outb(0x5F, ld_qdi->timing + 3); + outb(0x5F, (ld_qdi->timing & 0xFFF0) + 3); } /** -- 1.8.2.3