Re: [PATCH] [96/106] iwlagn: Support new 5000 microcode.
From: wwguy
Date: Wed Apr 27 2011 - 18:45:23 EST
On Wed, 2011-04-27 at 15:41 -0700, Andi Kleen wrote:
> > iwlwifi-5000-5.ucode is target to fix a 11n related issue we seen in the
> > field (especially for Ubuntu), so it is important for people to use -5
> > version of uCode. in order to allow driver to pick up the correct uCode
> > (-5), we need to move the maximum API version to "5" which is what this
> > patch does
>
> But this means that anyone who just updates the kernel without
> having the new firmware will lose their wireless. Not good.
> longterm is not supposed to break existing userland like this
>
> Possible would be a patch to try 5 first and then fall back to
> the older version. But that's not what this patch does, correct?
>
The current driver behavior, try to load the maximum version first, if
does not exist, then fall back to the older version. This patch just
increase the maximum API version to "5", so driver will try to load the
version "5" first.
Thanks
Wey
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