From: Patrice Chotard patrice.chotard@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@st.com Reviewed-by: Marek Vasut marex@denx.de Reviewed-by: Simon Glass sjg@chromium.org ---
v8: _ none 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 */