Re: [patch] VIA 4.2x driver for 2.2 kernels

From: Vojtech Pavlik (
Date: Wed Feb 21 2001 - 02:09:19 EST

On Tue, Feb 20, 2001 at 03:59:27PM -0800, Shane Wegner wrote:

> > You wanted my VIA driver for 2.2. Here is a patch that brings the very
> > latest 4.2 driver to the 2.2 kernel. The patch is against the
> > 2.2.19-pre13 kernel plus yours 1221 ide patch.
> This drivers breaks with my HP 8110 CD-R drive. It's
> sitting on primary slave of a Via 686B controler. When I
> try to do a hdparm -d1 -u1 -k1 /dev/hdb, the kernel locks
> up hard. Not even an oops. Reverting to the old driver
> works fine.

Don't do that. Use the kernel option to enable DMA instead.

Hmm, I'll have to look into this anyway - many users seem to do that and
it isn't as harmless as it looks (it worked by pure luck with the
previous version).

Vojtech Pavlik
SuSE Labs
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