Hi Bjorn,
On 8/5/15 16:23, Will Deacon wrote:
On Wed, Aug 05, 2015 at 12:49:56AM +0100, Bjorn Helgaas wrote:
>On Wed, Aug 05, 2015 at 02:23:38AM +0530, Jayachandran C wrote:
> >The current code in pci-host-generic.c uses pci_common_init_dev()
> >from arm architecture to do some part of the PCI setup, and this
> >prevents it from being used with arm64 architecture.
> >
> >The part of pci_common_init_dev() that is really needed by
> >pci-host-generic.c is very limited and can be done in the same
> >file without using hw_pci API of ARM. The ARM platform requires
> >a pci_sys_data as sysdata for the PCI bus, this can be handled by
> >setting up gen_pci to have a pci_sys_data variable as the first
> >element.
> >
> >Signed-off-by: Jayachandran C<jchandra@xxxxxxxxxxxx>
> >Acked-by: Lorenzo Pieralisi<lorenzo.pieralisi@xxxxxxx>
> >Tested-by: Lorenzo Pieralisi<lorenzo.pieralisi@xxxxxxx>
> >Tested-by: Pavel Fedin<p.fedin@xxxxxxxxxxx>
>
>I applied all three of these to my pci/enumeration branch for v4.3.
>
>I made a few changes, the most important being to call
>pcie_bus_configure_settings() before pci_bus_add_devices(), because drivers
>may claim devices in pci_bus_add_devices(), and the PCI core shouldn't
>touch devices after drivers claim them.
>
>I dropped the acks and tested-by because of that change, but I'll happily
>add them back if Lorenzo and Pavel confirm. The patches are here if you
>want to review/test them:
>
>https://git.kernel.org/cgit/linux/kernel/git/helgaas/pci.git/log/?h=pci/enumeration
>
>I'm sure the other patches on that branch will need some tweaks, too, so I
>don't have any problem with updating these.
I have also tested on AMD Seattle (w/ non-PROBE_ONLY mode).
Tested-by: Suravee Suthikulpanit <Suravee.Suthikulpanit@xxxxxxx>
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