On Wed, 2012-07-11 at 17:25 +0100, Lorenzo Pieralisi wrote:
> On Wed, Jul 11, 2012 at 05:17:44PM +0100, Jon Medhurst (Tixy) wrote:
> > On Wed, 2012-07-11 at 17:00 +0100, Viresh Kumar wrote:
> > > On 11 July 2012 14:32, Jon Medhurst (Tixy) <t...@linaro.org> wrote:
> > >         On Wed, 2012-07-11 at 10:57 +0100, Viresh Kumar wrote:
> > >         There's going to be an 'interesting' merge with our TC2
> > >         enablement
> > >         branch.
> > >         
> > >         In arch/arm/kernel/topology.c both branches factor out
> > >         update_siblings_masks(), one of them modifies it.
> > >         
> > >         And in the same file, both branches also add functions called
> > >         parse_dt_topology() with different functionality. In the
> > >         resolution I'm
> > >         currently testing, I fixed this by renaming the version from
> > >         big-LITTLE-MP-v2 to parse_dt_for_cpu_capacity() as that seemed
> > >         an
> > >         accurate description of what it did. Is it tool late to also
> > >         do this in
> > >         the MP branch?
> > > 
> > > 
> > > There are two patches doing the same thing (Vincent probably picked
> > > this patch from Lorenzo and updated it a bit),
> > 
> > The don't look like they are doing the same thing to me?!?
> > 
> > Lorenzo's patch parses DT for cluster layout.
> > 
> > Vincent's patch parses DT looking for CPU core type and frequency so it
> > can set power/capaciy.
> > 
> > I can see no overlap in the CPU node properties that they parse.
> > 
> > Perhaps Lorenzo and Vincent can comment?
> 
> You can drop my patch since it is not strictly needed on TC2. I have to
> work out the conflict with Vincent's code, but again for now drop the
> patch, it is safe to do that, topology is set-up according to the MPIDR
> wiring and it is correct, at least on TC2.

Thanks, I'll get onto that immediately then.

-- 
Tixy


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