Re: [RFC/PATCH 00/13] wl12xx re-factor

[Felipe Balbi]

Hi,

On Thu, May 19, 2011 at 03:49:05PM +0300, Luciano Coelho wrote:
> > this is the re-factor I was talking to you
> > about. Please have a look and give your
> > comments.
> > 
> > It probably won't work as is, I compile
> > tested only, but it shows the idea.
> 
> This looks very good! I think we should do something like this to avoid
> the code that is duplicated in the bus modules.
> 
> But, as I already mentioned briefly on IRC, there is a problem with the
> way you changed the platform data structure, because it will break
> compat-wireless.  The actual memory and data that is used by the
> platform data is in the board components and not part of the wireless
> subsystem.  With compat-wireless, we need to make sure that new stuff
> works with older kernels.  In your patches you modify the platform data
> structure, so when we run an old kernel with new compat-wireless, things
> will break.
> 
> We already found a similar bug due to a previous change in the platform
> data structure, so I don't want this to happen again.  So for now, I'll
> keep these patches aside, but as soon as we find a good solution, I'll
> definitely use your ideas here (or ask you to rebase :P).
> 
> I'll probably apply some of the patches that are not related to the
> platform data change.  I'll respond to those specific patches
> separately.

ok good. I have stated my POV WRT compatibility layers for in-tree
drivers on a separate thread. In summary, I think those shouldn't exist
at all :-)

Just let me know if you need anything ;-)

-- 
balbi

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