[U-Boot] [PATCH v7 4/5] drivers: phy: add generic_phy_valid() method

[Jean-Jacques Hiblot]

On 18/07/2017 11:38, patrice.chotard at st.com wrote:
> From: Patrice Chotard <patrice.chotard at st.com>
>
> This allow to check if a PHY has been correctly
> initialised and avoid to get access to phy struct.
>
> Signed-off-by: Patrice Chotard <patrice.chotard at st.com>
> ---
> v7:	_ declare bool generic_phy_valid(struct phy *phy) as static inline
> v6:	_ none
> v5:	_ none
> v4:	_ none
>
>
>   include/generic-phy.h | 11 +++++++++++
>   1 file changed, 11 insertions(+)
>
> diff --git a/include/generic-phy.h b/include/generic-phy.h
> index 762704c..58cd2b2 100644
> --- a/include/generic-phy.h
> +++ b/include/generic-phy.h
> @@ -220,4 +220,15 @@ int generic_phy_get_by_index(struct udevice *user, int index,
>   int generic_phy_get_by_name(struct udevice *user, const char *phy_name,
>   			    struct phy *phy);
>   
> +/**
> + * generic_phy_valid() - check if PHY port is valid
> + *
> + * @phy:	the PHY port to check
> + * @return TRUE if valid, or FALSE
> + */
> +static inline bool generic_phy_valid(struct phy *phy)
> +{
> +	return phy->dev != NULL;
> +}
> +
>   #endif /*__GENERIC_PHY_H */

Reviewed-by: Jean-Jacques Hiblot <jjhiblot at ti.com>