linux-kernel - Re: [PATCH] pata_it821x: (partially) fix DMA in RAID mode

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Date:	Sun, 10 Jun 2007 18:42:08 +0100
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Bartlomiej Zolnierkiewicz <bzolnier@...il.com>
Cc:	Jeff Garzik <jeff@...zik.org>, linux-ide@...r.kernel.org,
	linux-kernel@...r.kernel.org, Tejun Heo <htejun@...il.com>
Subject: Re: [PATCH] pata_it821x: (partially) fix DMA in RAID mode

> Cc: Alan Cox <alan@...rguk.ukuu.org.uk>
> Cc: Tejun Heo <htejun@...il.com>
> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@...il.com>


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


> -	/* Bits 5 and 6 indicate if DMA is active on master/slave */
> -	/* It is possible that BMDMA isn't allocated */
> -	if (ap->ioaddr.bmdma_addr)
> -		dma_enabled = ioread8(ap->ioaddr.bmdma_addr + ATA_DMA_CMD);
> -
>  	for (i = 0; i < ATA_MAX_DEVICES; i++) {
-
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