linux-kernel - [PATCH]: Check the right register for the DMA enabled flags

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Date:	Tue, 3 Jul 2007 15:11:30 +0100
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	akpm@...l.org, jeff@...zik.org, linux-kernel@...r.kernel.org
Subject: [PATCH]: Check the right register for the DMA enabled flags

Mirrors change in IT821X

Signed-off-by: Alan Cox <alan@...hat.com>

diff -u --new-file --exclude-from /usr/src/exclude --recursive linux.vanilla-2.6.22-rc6-mm1/drivers/ata/ata_generic.c linux-2.6.22-rc6-mm1/drivers/ata/ata_generic.c
--- linux.vanilla-2.6.22-rc6-mm1/drivers/ata/ata_generic.c	2007-07-02 20:50:11.000000000 +0100
+++ linux-2.6.22-rc6-mm1/drivers/ata/ata_generic.c	2007-07-02 21:02:10.000000000 +0100
@@ -50,7 +50,7 @@
 
 	/* Bits 5 and 6 indicate if DMA is active on master/slave */
 	if (ap->ioaddr.bmdma_addr)
-		dma_enabled = ioread8(ap->ioaddr.bmdma_addr + ATA_DMA_CMD);
+		dma_enabled = ioread8(ap->ioaddr.bmdma_addr + ATA_DMA_STATUS);
 
 	for (i = 0; i < ATA_MAX_DEVICES; i++) {
 		struct ata_device *dev = &ap->device[i];
-
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