Add helper inline functions __mdiodev_c45_read() and
__mdiodev_c45_write(), which are the C45 equivalents of the existing
__mdiodev_read() and __mdiodev_write() added by commit e6a45700e7e1
("net: mdio: add unlocked mdiobus and mdiodev bus accessors")

Signed-off-by: Daniel Golle <daniel@makrotopia.org>
---
RFC v2: add this patch, initial submission

 include/linux/mdio.h | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/include/linux/mdio.h b/include/linux/mdio.h
index 42d6d47e445b7..f39b4dba5cd4f 100644
--- a/include/linux/mdio.h
+++ b/include/linux/mdio.h
@@ -648,6 +648,19 @@ static inline int mdiodev_modify_changed(struct mdio_device *mdiodev,
 				      mask, set);
 }
 
+static inline int __mdiodev_c45_read(struct mdio_device *mdiodev, int devad,
+				     u16 regnum)
+{
+	return __mdiobus_c45_read(mdiodev->bus, mdiodev->addr, devad, regnum);
+}
+
+static inline int __mdiodev_c45_write(struct mdio_device *mdiodev, u32 devad,
+				      u16 regnum, u16 val)
+{
+	return __mdiobus_c45_write(mdiodev->bus, mdiodev->addr, devad, regnum,
+				 val);
+}
+
 static inline int mdiodev_c45_modify(struct mdio_device *mdiodev, int devad,
 				     u32 regnum, u16 mask, u16 set)
 {
-- 
2.52.0