Re: DMA mode locked off when via82cxxx ide driver built as module in 2.6.14

From: Larry.Finger@xxxxxxxxxxxx
Date: Sat Nov 19 2005 - 14:53:47 EST

-------------- Original message ----------------------
From: Bartlomiej Zolnierkiewicz <bzolnier@xxxxxxxxx>
> On 11/19/05, Larry.Finger@xxxxxxxxxxxx <Larry.Finger@xxxxxxx> wrote:
> > My HP ze1115 notebook uses the via82cxxx ide driver. If I configure the kernel
> > build to make that driver as a module, the driver is correctly added to initrd
> > and is loaded at boot time; > however, DMA mode is turned off. It cannot be
> > turned on even if I use an 'hdparm -d1 /dev/hda' command.
> >
> > Is this a bug, or do I need some kind of IDE=XXX boot command?
> > As expected, system > performance in this mode is horrible.
> You've probably left generic IDE support (CONFIG_IDE_GENERIC=y) compiled-in.
> You need to disabled it in order to use via82cxxx as module.

Thanks for your help. That was indeed the problem. All is well now.

> Bartlomiej

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