On Thu, 2013-05-30 at 16:23 +0800, Gavin Shan wrote:
> While processing EEH event interrupt from P7IOC, we need function
> to retrieve the PE according to the indicated PCI host controller
> (struct pci_controller). The patch makes function eeh_phb_pe_get()
> public so that other source files can call it for that purpose.
Just to make things clear to me... You always have the concept of a
"controller PE" ? What does it actually correspond to in terms of HW
setting ? Bus 0 ? Bus 0..255 ? IE, A "catch all" fallback ?
Cheers,
Ben.
> Signed-off-by: Gavin Shan <sha...@linux.vnet.ibm.com>
> ---
> arch/powerpc/include/asm/eeh.h | 1 +
> arch/powerpc/platforms/pseries/eeh_pe.c | 2 +-
> 2 files changed, 2 insertions(+), 1 deletions(-)
>
> diff --git a/arch/powerpc/include/asm/eeh.h b/arch/powerpc/include/asm/eeh.h
> index eeaeab6..4b48178 100644
> --- a/arch/powerpc/include/asm/eeh.h
> +++ b/arch/powerpc/include/asm/eeh.h
> @@ -185,6 +185,7 @@ static inline void eeh_unlock(void)
> typedef void *(*eeh_traverse_func)(void *data, void *flag);
> typedef void *(*eeh_pci_traverse_func)(struct pci_dev *dev, void *flag);
> int eeh_phb_pe_create(struct pci_controller *phb);
> +struct eeh_pe *eeh_phb_pe_get(struct pci_controller *phb);
> int eeh_add_to_parent_pe(struct eeh_dev *edev);
> int eeh_rmv_from_parent_pe(struct eeh_dev *edev, int purge_pe);
> void *eeh_pe_dev_traverse(struct eeh_pe *root,
> diff --git a/arch/powerpc/platforms/pseries/eeh_pe.c
> b/arch/powerpc/platforms/pseries/eeh_pe.c
> index fe43d1a..6e3eb43 100644
> --- a/arch/powerpc/platforms/pseries/eeh_pe.c
> +++ b/arch/powerpc/platforms/pseries/eeh_pe.c
> @@ -95,7 +95,7 @@ int eeh_phb_pe_create(struct pci_controller *phb)
> * hierarchy tree is composed of PHB PEs. The function is used
> * to retrieve the corresponding PHB PE according to the given PHB.
> */
> -static struct eeh_pe *eeh_phb_pe_get(struct pci_controller *phb)
> +struct eeh_pe *eeh_phb_pe_get(struct pci_controller *phb)
> {
> struct eeh_pe *pe;
>
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