On Mon, Mar 05, 2018 at 03:22:30PM -0800, Guenter Roeck wrote:
> Since commit 4670d610d5923 ("PCI: Move OF-related PCI functions into
> PCI core"), sparc:allmodconfig fails to build with the following error.
>
> pcie-cadence-host.c:(.text+0x4c4):
> undefined reference to `of_irq_parse_and_map_pci'
> pcie-cadence-host.c:(.text+0x4c8):
> undefined reference to `of_irq_parse_and_map_pci'
>
> of_irq_parse_and_map_pci is now only available if OF_IRQ is enabled.
> Make its declaration and its dummy function dependent on OF_IRQ
> to solve the problem.
>
> Fixes: 4670d610d5923 ("PCI: Move OF-related PCI functions into PCI core")
> Cc: Rob Herring <robh@xxxxxxxxxx>
> Acked-by: Rob Herring <robh@xxxxxxxxxx>
> Signed-off-by: Guenter Roeck <linux@xxxxxxxxxxxx>
Applied to for-linus for v4.16, thanks!
> ---
> v2: Added Rob's Ack
> Sent to linux-pci mailing list per Rob's request
>
> include/linux/of_pci.h | 17 ++++++++++-------
> 1 file changed, 10 insertions(+), 7 deletions(-)
>
> diff --git a/include/linux/of_pci.h b/include/linux/of_pci.h
> index 88865e0ebf4d..091033a6b836 100644
> --- a/include/linux/of_pci.h
> +++ b/include/linux/of_pci.h
> @@ -13,7 +13,6 @@ struct device_node;
> struct device_node *of_pci_find_child_device(struct device_node *parent,
> unsigned int devfn);
> int of_pci_get_devfn(struct device_node *np);
> -int of_irq_parse_and_map_pci(const struct pci_dev *dev, u8 slot, u8 pin);
> int of_pci_parse_bus_range(struct device_node *node, struct resource *res);
> int of_get_pci_domain_nr(struct device_node *node);
> int of_pci_get_max_link_speed(struct device_node *node);
> @@ -34,12 +33,6 @@ static inline int of_pci_get_devfn(struct device_node *np)
> }
>
> static inline int
> -of_irq_parse_and_map_pci(const struct pci_dev *dev, u8 slot, u8 pin)
> -{
> - return 0;
> -}
> -
> -static inline int
> of_pci_parse_bus_range(struct device_node *node, struct resource *res)
> {
> return -EINVAL;
> @@ -67,6 +60,16 @@ of_pci_get_max_link_speed(struct device_node *node)
> static inline void of_pci_check_probe_only(void) { }
> #endif
>
> +#if IS_ENABLED(CONFIG_OF_IRQ)
> +int of_irq_parse_and_map_pci(const struct pci_dev *dev, u8 slot, u8 pin);
> +#else
> +static inline int
> +of_irq_parse_and_map_pci(const struct pci_dev *dev, u8 slot, u8 pin)
> +{
> + return 0;
> +}
> +#endif
> +
> #if defined(CONFIG_OF_ADDRESS)
> int of_pci_get_host_bridge_resources(struct device_node *dev,
> unsigned char busno, unsigned char bus_max,
> --
> 2.7.4
>
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