Re: [PATCH v6 28/30] PCI: Export find_pci_host_bridge() and rename to pci_find_host_bridge()

[Bjorn Helgaas]

On Mon, Mar 09, 2015 at 10:34:25AM +0800, Yijing Wang wrote:
> Signed-off-by: Yijing Wang <wangyijing@xxxxxxxxxx>
> Signed-off-by: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>
> ---
>  drivers/pci/host-bridge.c |    6 +++---
>  drivers/pci/pci.h         |    2 ++
>  2 files changed, 5 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/pci/host-bridge.c b/drivers/pci/host-bridge.c
> index bc1de59..51f0a82 100644
> --- a/drivers/pci/host-bridge.c
> +++ b/drivers/pci/host-bridge.c
> @@ -103,7 +103,7 @@ static struct pci_bus *find_pci_root_bus(struct pci_bus *bus)
>  	return bus;
>  }
>  
> -static struct pci_host_bridge *find_pci_host_bridge(struct pci_bus *bus)
> +struct pci_host_bridge *pci_find_host_bridge(struct pci_bus *bus)
>  {
>  	struct pci_bus *root_bus = find_pci_root_bus(bus);
>  
> @@ -121,7 +121,7 @@ void pci_set_host_bridge_release(struct pci_host_bridge *bridge,
>  void pcibios_resource_to_bus(struct pci_bus *bus, struct pci_bus_region *region,
>  			     struct resource *res)
>  {
> -	struct pci_host_bridge *bridge = find_pci_host_bridge(bus);
> +	struct pci_host_bridge *bridge = pci_find_host_bridge(bus);
>  	struct resource_entry *window;
>  	resource_size_t offset = 0;
>  
> @@ -146,7 +146,7 @@ static bool region_contains(struct pci_bus_region *region1,
>  void pcibios_bus_to_resource(struct pci_bus *bus, struct resource *res,
>  			     struct pci_bus_region *region)
>  {
> -	struct pci_host_bridge *bridge = find_pci_host_bridge(bus);
> +	struct pci_host_bridge *bridge = pci_find_host_bridge(bus);
>  	struct resource_entry *window;
>  	resource_size_t offset = 0;
>  
> diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h
> index a1dc9f2..45252dd 100644
> --- a/drivers/pci/pci.h
> +++ b/drivers/pci/pci.h
> @@ -328,4 +328,6 @@ struct pci_host_bridge *pci_create_host_bridge(
>  		void *sysdata, struct pci_host_bridge_ops *ops);
>  
>  void pci_free_host_bridge(struct pci_host_bridge *host);
> +struct pci_host_bridge *pci_find_host_bridge(struct pci_bus *bus);

This is only used in drivers/pci/host-bridge.c and in drivers/pci/pci.c for
pci_domain_nr().  Can you drop this patch and put the generic
pci_domain_nr() implementation (next patch) in host-bridge.c instead of in
pci.c?

> +
>  #endif /* DRIVERS_PCI_H */
> -- 
> 1.7.1
> 
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