Thread (19 messages) 19 messages, 6 authors, 2002-07-12

Re: [ANNOUNCE] NAPI patches for 2.4.19-rc1

From: Donald Becker <hidden>
Date: 2002-07-11 18:53:55

On Thu, 11 Jul 2002, Ben Greear wrote:
quoted
Very, very few vendor patchs are worth applying.  They sometimes know of
otherwise undocumented chip bugs, but a lot of the actual code is bad.

It's not "maintaining" a driver when you just take a vendor modification
of a driver and assume it's OK.  You have to understand the changes and
evaluate if they make sense.
I don't know the quality of the patches submitted by dlink, but I do
know that the existing driver in the 2.4.18 kernel absolutely does not
work at all.
It's a driver that _did_ work, but untested changes were made.
So, if there is a hack/patch that makes it work, I consider
that better than completely broken, even if it is ugly.
The DLink modified driver is still missing a few important changes for the
new chip version in MMIO mode.  For instance, ASICCtrl apparently must
now be read and written as a 32 bit word, while the older chip worked
with writew().

-- 
Donald Becker				becker@scyld.com
Scyld Computing Corporation		http://www.scyld.com
410 Severn Ave. Suite 210		Second Generation Beowulf Clusters
Annapolis MD 21403			410-990-9993
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