phdev 1984 drivers/net/phy/phy_device.c int genphy_read_mmd_unsupported(struct phy_device *phdev, int devad, u16 regnum) phdev 1990 drivers/net/phy/phy_device.c int genphy_write_mmd_unsupported(struct phy_device *phdev, int devnum, phdev 1107 include/linux/phy.h int genphy_read_mmd_unsupported(struct phy_device *phdev, int devad, phdev 1109 include/linux/phy.h int genphy_write_mmd_unsupported(struct phy_device *phdev, int devnum,