Re: [RFC/PATCH 0/7] Powerpc MSI Implementation

[Michael Ellerman <michael@ellerman.id.au>]

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On Tue, 2006-11-07 at 17:02 +0900, Greg KH wrote:
> On Tue, Nov 07, 2006 at 06:41:16PM +1100, Benjamin Herrenschmidt wrote:
> > 
> > >  * Moved msi_info into the pci_dev. This is ugly, but not sure where else
> > >    we can put it, pci_dn is no longer an option.
> > 
> > It's only ugly because it's currently powerpc specific (and thus needs
> > an ifdef). It's the right way to go in the long run for the generic
> > code. 
> > 
> > Now the question is wether Eric is interested in our work and thus
> > wether it's worth trying to port the intel & altix MSI stuff to our
> > infrastructure, in which case there is no more reason not to add the
> > msi_info to pci_dev without any ifdef (just define it as an empty struct
> > if CONFIG_PCI_MSI is not set).
> 
> I have no objection to taking this core change, and I do think the intel
> and altix stuff should be moved over to this new model.

Cool.

> Oh, and I think your first two patches can be applied now to the tree
> (header file changes).  Any objection to me doing this?

There's a trivial bug in 1/7 (HT #defines), so hold back on that one
until I resend. The movement of MSI-X #defines is good to go. I also
sent you the patch to add HT_SUBCAP_OFFSET yesterday that I think is
ready to merge.

cheers

-- 
Michael Ellerman
OzLabs, IBM Australia Development Lab

wwweb: http://michael.ellerman.id.au
phone: +61 2 6212 1183 (tie line 70 21183)

We do not inherit the earth from our ancestors,
we borrow it from our children. - S.M.A.R.T Person

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