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Re: [PATCH v1 05/10] device property: add fwnode_get_name()

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  Re: [PATCH v1 05/10] device property: add fwnode_get_name() Grant Likely <grant.likely@secretlab.ca> - 2015-06-30 22:30 +0200

#1174743 — Re: [PATCH v1 05/10] device property: add fwnode_get_name()

On Tue, 30 Jun 2015 16:55:03 +0200
, Tomeu Vizoso <tomeu.vizoso@collabora.com>
 wrote:
> Getting a textual representation of a device node can be very useful for
> debugging.
> 
> Signed-off-by: Tomeu Vizoso <tomeu.vizoso@collabora.com>
> ---
> 
>  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;

of_node_full_name() please

> +	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))
> -- 
> 2.4.1
> 
> --
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