New files:
net/ethtool/port.c

Modified files:
net/ethtool/netlink.c
include/uapi/linux/ethtool_netlink_generated.h
include/linux/phy_link_topology.h
net/ethtool/netlink.h
drivers/net/phy/phy_caps.c
drivers/net/phy/phy_link_topology.c
net/core/dev.c
include/linux/phy_port.h
include/linux/phy.h
drivers/net/phy/phy_device.c
drivers/net/phy/phy-caps.h
net/ethtool/Makefile
drivers/net/phy/phylink.c
MAINTAINERS

Checking coverage for a new file: net/ethtool/port.c
  Section NETWORKING [ETHTOOL PHY PORT] covers ~5 files
PASS