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SubjectRe: [PATCH] PCI: also read revision ID for sparc64, ppc, read class at the same time
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On Sat, 2007-06-09 at 13:12 -0700, Auke Kok wrote:
> Since the PCI bus class and revision are in the same dword, we
> can fill in both in the same read.
>
> Other non-x86 arches use different methods to fill in these values,
> make sure to adjust those too.
>
> Signed-off-by: Auke Kok <auke-jan.h.kok@intel.com>
> ---
>
> arch/powerpc/kernel/pci_64.c | 2 ++
> arch/sparc64/kernel/pci.c | 1 +
> drivers/pci/probe.c | 4 +---
> 3 files changed, 4 insertions(+), 3 deletions(-)
>
> diff --git a/arch/powerpc/kernel/pci_64.c b/arch/powerpc/kernel/pci_64.c
> index 249cca2..b2c55ca 100644
> --- a/arch/powerpc/kernel/pci_64.c
> +++ b/arch/powerpc/kernel/pci_64.c
> @@ -367,8 +367,10 @@ struct pci_dev *of_create_pci_dev(struct device_node *node,
> sprintf(pci_name(dev), "%04x:%02x:%02x.%d", pci_domain_nr(bus),
> dev->bus->number, PCI_SLOT(devfn), PCI_FUNC(devfn));
> dev->class = get_int_prop(node, "class-code", 0);
> + dev->revision = get_int_prop(node, "revision-id", 0);

It's not clear to me in the spec if nodes are required to have the
"revision-id" property. I guess 0 is a safe default though.

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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