Re: [PATCH v2 1/4] phy: core: Add common helper to add phy phandle device link

[Vladimir Oltean <olteanv@gmail.com>]

On Fri, Sep 04, 2026 at 04:37:05PM +0800, Inochi Amaoto wrote:
> It is very common for adding a device link for phy phandle
> for device managed phy helper functions. So add a common
> helper for future reuse.
> 
> Signed-off-by: Inochi Amaoto <inochiama@gmail.com>
> ---
>  drivers/phy/phy-core.c | 38 +++++++++++++++++++++++---------------
>  1 file changed, 23 insertions(+), 15 deletions(-)
> 
> diff --git a/drivers/phy/phy-core.c b/drivers/phy/phy-core.c
> index 21aaf2f76e53..ea79913fbb87 100644
> --- a/drivers/phy/phy-core.c
> +++ b/drivers/phy/phy-core.c
> @@ -606,6 +606,26 @@ int phy_validate(struct phy *phy, enum phy_mode mode, int submode,
>  }
>  EXPORT_SYMBOL_GPL(phy_validate);
>  
> +/**
> + * phy_add_device_link() - Associate the phy with the device
> + * @dev: the device to link the phy
> + * @phy: the phy to associate
> + *
> + * Associate the phy with the device by using device link.

I guess it would be good to specify somewhere "consumer" device, because
there are multiple devices involved.

> + */
> +static void phy_add_device_link(struct device *dev, struct phy *phy)
> +{
> +	struct device_link *link;
> +
> +	if (!phy)
> +		return;
> +
> +	link = device_link_add(dev, &phy->dev, DL_FLAG_STATELESS);
> +	if (!link)
> +		dev_dbg(dev, "failed to create device link to %s\n",
> +			dev_name(phy->dev.parent));
> +}
> +
>  /**
>   * _of_phy_get() - lookup and obtain a reference to a phy by phandle
>   * @np: device_node for which to get the phy

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