On Tuesday, June 30, 2015 04:55:03 PM Tomeu Vizoso wrote:
> Getting a textual representation of a device node can be very useful for
> debugging.
>
> Signed-off-by: Tomeu Vizoso <tomeu.viz...@collabora.com>
Fine by me.
> ---
>
> drivers/base/property.c | 15 +++++++++++++++
> include/linux/property.h | 2 ++
> 2 files changed, 17 insertions(+)
>
> diff --git a/drivers/base/property.c b/drivers/base/property.c
> index a7fb46b..3280b04 100644
> --- a/drivers/base/property.c
> +++ b/drivers/base/property.c
> @@ -556,3 +556,18 @@ struct fwnode_handle *fwnode_get_parent(struct
> fwnode_handle *fwnode)
> return NULL;
> }
> EXPORT_SYMBOL_GPL(fwnode_get_parent);
> +
> +/**
> + * fwnode_get_name - return the name of a device node
> + * @fwnode: Device node to find the name of
> + */
> +const char *fwnode_get_name(struct fwnode_handle *fwnode)
> +{
> + if (is_of_node(fwnode))
> + return to_of_node(fwnode)->full_name;
> + else if (is_acpi_node(fwnode))
> + return acpi_dev_name(to_acpi_node(fwnode));
> +
> + return NULL;
> +}
> +EXPORT_SYMBOL_GPL(fwnode_get_name);
> diff --git a/include/linux/property.h b/include/linux/property.h
> index f47092d..020a53c 100644
> --- a/include/linux/property.h
> +++ b/include/linux/property.h
> @@ -65,6 +65,8 @@ struct fwnode_handle *device_get_next_child_node(struct
> device *dev,
>
> struct fwnode_handle *fwnode_get_parent(struct fwnode_handle *fwnode);
>
> +const char *fwnode_get_name(struct fwnode_handle *fwnode);
> +
> #define device_for_each_child_node(dev, child) \
> for (child = device_get_next_child_node(dev, NULL); child; \
> child = device_get_next_child_node(dev, child))
>
--
I speak only for myself.
Rafael J. Wysocki, Intel Open Source Technology Center.
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