Re: [PATCH] VEXPRESS: Fix VEXPRESS implicit declarations dependenceerrors.

From: Rob Herring
Date: Tue Oct 08 2013 - 09:07:37 EST


On 10/08/2013 05:41 AM, Majunath Goudar wrote:
> This patch adds a of_find_node_by_phandle() and of_get_next_parent()
> function declaration dependence on"#ifdef CONFIG_OF" in "include/linux/of.h"
> else part return inline dummy implementations (returning NULL). Without
> this patch,build system can lead to issues. This was discovered during
> randconfig testing,in which VEXPRESS_CONFIG was enabled w/o CONFIG_OF
> being enabled,leading to the following error:

What is blocking making VExpress DT only?

The subject should reflect the subsystem you are changing and the
description is missing spaces at a minimum.

Rob

>
> CC drivers/mfd/vexpress-config.o
> drivers/mfd/vexpress-config.c: In function â__vexpress_config_func_getâ:
> drivers/mfd/vexpress-config.c:117:4: error: implicit declaration of function
> âof_find_node_by_phandleâ [-Werror=implicit-function-declaration]
> bridge_node = of_find_node_by_phandle(
> ^
> drivers/mfd/vexpress-config.c:117:16: warning: assignment makes pointer from
> integer without a cast [enabled by default]
> bridge_node = of_find_node_by_phandle(
>
> Signed-off-by: Manjunath Goudar <csmanjuvijay@xxxxxxxxx>
> Cc: Grant Likely <grant.likely@xxxxxxxxxx>
> Cc: Rob Herring <rob.herring@xxxxxxxxxxx>
> Cc: Pawel Moll <pawel.moll@xxxxxxx>
> Cc: Samuel Ortiz <sameo@xxxxxxxxxxxxxxx>
> Cc: Lee Jones <lee.jones@xxxxxxxxxx>
> Cc: devicetree@xxxxxxxxxxxxxxx
> Cc: linux-kernel@xxxxxxxxxxxxxxx
> ---
> include/linux/of.h | 9 +++++++++
> 1 file changed, 9 insertions(+)
>
> diff --git a/include/linux/of.h b/include/linux/of.h
> index f95aee3..968787d 100644
> --- a/include/linux/of.h
> +++ b/include/linux/of.h
> @@ -340,6 +340,15 @@ int of_device_is_stdout_path(struct device_node *dn);
>
> #else /* CONFIG_OF */
>
> +static inline struct device_node *of_find_node_by_phandle(phandle handle)
> +{
> + return NULL;
> +}
> +static inline struct device_node *of_get_next_parent(struct device_node *node)
> +{
> + return NULL;
> +}
> +
> static inline const char* of_node_full_name(struct device_node *np)
> {
> return "<no-node>";
>

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/