Re: [PATCH 2/2] PCI: generic: Add set_msi_parent callback

[Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>]

[CC'ing Arnd and RobH]

On Tue, Nov 11, 2014 at 03:33:44PM +0000, Suravee Suthikulpanit wrote:
> On 11/11/14 18:24, Will Deacon wrote:
> >> @@ -313,6 +324,9 @@ static int gen_pci_probe(struct platform_device *pdev)
> >> >  		return err;
> >> >  	}
> >> >
> >> >+	pci->mchip = of_pci_find_msi_chip_by_node(of_parse_phandle(np,
> >> >+						  "msi-parent", 0));
> > This bit should be in the generic of_pci.c code and not duplicated for
> > each host controller.
> >
> > Will
> 
> I forgot to mention and include in the patch that we are also 
> introducing "msi-parent" binding to the generic host controller. I'll do 
> that in v2.
> 
> Unless this is something that we would like to add to the generic OF 
> binding for PCI, I think it should be in the pci-host-generic.c.

Is there a reason why we do *not* want to add this property to generic OF
PCI binding ?

Thanks,
Lorenzo