On Tue, Dec 8, 2015 at 2:47 AM, Sudip Mukherjee
<sudipm.mukherjee@xxxxxxxxx> wrote:
> We are having build failure with linux-next for sparc allmodconfig with
> the error messages:
>
> drivers/built-in.o: In function `meson6_timer_init':
> meson6_timer.c:(.init.text+0x5fe8): undefined reference to `of_io_request_and_map'
> drivers/built-in.o: In function `mtk_timer_init':
> mtk_timer.c:(.init.text+0x6af0): undefined reference to `of_io_request_and_map'
> drivers/built-in.o: In function `asm9260_timer_init':
> asm9260_timer.c:(.init.text+0x6c48): undefined reference to `of_io_request_and_map'
>
> CONFIG_OF is defined for sparc so it is expected that we have a
> definition of of_io_request_and_map() but of/address.c is only compiled
> if it is !SPARC. In other words, CONFIG_OF_ADDRESS is not defined for
> sparc so we get the build failure.
>
> Fixes: e572f844ca66 ("clocksource/drivers/meson6: Add the COMPILE_TEST option")
> Fixes: bec8c4617611 ("clocksource/drivers/mediatek: Add the COMPILE_TEST option")
> Fixes: 4a373b45f94a ("clocksource/drivers/asm9260: Add the COMPILE_TEST option")
> Cc: Daniel Lezcano <daniel.lezcano@xxxxxxxxxx>
> Signed-off-by: Sudip Mukherjee <sudip@xxxxxxxxxxxxxxx>
Moved the include out of the ifdefs and applied, thanks.
Rob
> ---
>
> v1: had a complicated set of #ifdefs
> v2: i messed up and resulted in build failure of some other arch where
> CONFIG_OF is not defined.
> v3: tested with allmodconfig of x86_64, defconfig of alpha and mips.
> v4: changed subject and commit message. And the of_io_request_and_map()
> is moved under existing #ifdef instead of defining one more section.
>
>
> include/linux/of_address.h | 18 ++++++++++--------
> 1 file changed, 10 insertions(+), 8 deletions(-)
>
> diff --git a/include/linux/of_address.h b/include/linux/of_address.h
> index 507daad..4d6c50a 100644
> --- a/include/linux/of_address.h
> +++ b/include/linux/of_address.h
> @@ -36,6 +36,8 @@ extern struct device_node *of_find_matching_node_by_address(
> const struct of_device_id *matches,
> u64 base_address);
> extern void __iomem *of_iomap(struct device_node *device, int index);
> +void __iomem *of_io_request_and_map(struct device_node *device,
> + int index, const char *name);
>
> /* Extract an address from a device, returns the region size and
> * the address space flags too. The PCI version uses a BAR number
> @@ -58,6 +60,14 @@ extern int of_dma_get_range(struct device_node *np, u64 *dma_addr,
> extern bool of_dma_is_coherent(struct device_node *np);
> #else /* CONFIG_OF_ADDRESS */
>
> +#include <linux/io.h>
> +
> +static inline void __iomem *of_io_request_and_map(struct device_node *device,
> + int index, const char *name)
> +{
> + return IOMEM_ERR_PTR(-EINVAL);
> +}
> +
> static inline u64 of_translate_address(struct device_node *np,
> const __be32 *addr)
> {
> @@ -112,8 +122,6 @@ static inline bool of_dma_is_coherent(struct device_node *np)
> extern int of_address_to_resource(struct device_node *dev, int index,
> struct resource *r);
> void __iomem *of_iomap(struct device_node *node, int index);
> -void __iomem *of_io_request_and_map(struct device_node *device,
> - int index, const char *name);
> #else
>
> #include <linux/io.h>
> @@ -128,12 +136,6 @@ static inline void __iomem *of_iomap(struct device_node *device, int index)
> {
> return NULL;
> }
> -
> -static inline void __iomem *of_io_request_and_map(struct device_node *device,
> - int index, const char *name)
> -{
> - return IOMEM_ERR_PTR(-EINVAL);
> -}
> #endif
>
> #if defined(CONFIG_OF_ADDRESS) && defined(CONFIG_PCI)
> --
> 1.9.1
>
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