On Thu, Nov 06, 2014 at 12:05:48AM +0000, Arnd Bergmann wrote:
> On Wednesday 05 November 2014 16:39:21 Bjorn Helgaas wrote:
> > On Wed, Oct 22, 2014 at 10:52:19PM +0200, Arnd Bergmann wrote:
> > > On Wednesday 22 October 2014 16:59:14 Lorenzo Pieralisi wrote:
> > > > On Wed, Oct 01, 2014 at 10:38:45AM +0100, Arnd Bergmann wrote:
> > > > 
> > > > [...]
> > > > 
> > > > > The arm32 implementations of pci_domain_nr/pci_proc_domain can 
> > > > > probably be
> > > > > removed if we change the arm32 pcibios_init_hw function to call the 
> > > > > new
> > > > > interfaces that set the domain number.
> > > > 
> > > > I wished, but it is a bit more complicated than I thought unfortunately,
> > > > mostly because some drivers, eg cns3xxx set the domain numbers
> > > > statically in pci_sys_data and this sets a chain of dependency that is
> > > > not easy to untangle. I think cns3xxx is the only legacy driver that 
> > > > "uses"
> > > > the domain number (in pci_sys_data) in a way that clashes with the
> > > > generic domain_nr implementation, I need to give it more thought.
> > > 
> > > Just had a look at that driver, shouldn't be too hard to change, see 
> > > below.
> > > 
> > > Signed-off-by: Arnd Bergmann <a...@arndb.de>
> > 
> > This patch is in my patchwork, but it lacks a topic & changelog and I'm not
> > sure of its state, so I'm going to drop it for now.  Please post it again
> > if you want me to do something with it.  I guess it only touches arch/arm,
> > so it would probably be merged via your tree anyway.
> 
> Lorenzo has posted an updated version as
> 
> "arm: cns3xxx: pci: remove artificial dependency on pci_sys_data domain",
> and a second patch that depends on it. That is the version we should be
> merging, though I'm not sure through which tree.

I am posting a v2 shortly, let's discuss the best way to merge it then.

Thanks,
Lorenzo
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