On Sun, 2014-09-28 at 15:53 -0500, suravee.suthikulpa...@amd.com wrote:
> From: Suravee Suthikulpanit <suravee.suthikulpa...@amd.com>
>
> When specify PCI_PROBE_ONLY, the resource parent does not get assigned.
> Therefore, pci_enable_resources() return error saying that
> "BAR x not claimed".
>
> Note: This same logic is also used in the arch/arm/kernel/bios32.c
This looks broken. Why don't you assign the resource parent ?
> Cc: Liviu Dudau <liviu.du...@arm.com>
> Cc: Bjorn Helgaas <bhelg...@google.com>
> Cc: Will Deacon <will.dea...@arm.com>
> Cc: Catalin Marinas <catalin.mari...@arm.com>
> Signed-off-by: Suravee Suthikulpanit <suravee.suthikulpa...@amd.com>
> ---
> arch/arm64/kernel/pci.c | 8 ++++++++
> 1 file changed, 8 insertions(+)
>
> diff --git a/arch/arm64/kernel/pci.c b/arch/arm64/kernel/pci.c
> index ce5836c..7fd4d2b 100644
> --- a/arch/arm64/kernel/pci.c
> +++ b/arch/arm64/kernel/pci.c
> @@ -68,3 +68,11 @@ void pci_bus_assign_domain_nr(struct pci_bus *bus, struct
> device *parent)
> bus->domain_nr = domain;
> }
> #endif
> +
> +int pcibios_enable_device(struct pci_dev *dev, int mask)
> +{
> + if (pci_has_flag(PCI_PROBE_ONLY))
> + return 0;
> +
> + return pci_enable_resources(dev, mask);
> +}
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