This Patch Set add set_loopback in phy_driver and use it to setup loopback when doing ethtool phy self_test.
Patch V2: 1. Add phy_loopback in phy_device.c. 2. Do error checking and do the read and write once in genphy_loopback. 3. Remove gen10g_loopback in phy_device.c. Patch V1: Initial Submit Lin Yun Sheng (2): net: phy: Add phy loopback support in net phy framework net: hns: Use phy_driver to setup Phy loopback drivers/net/ethernet/hisilicon/hns/hns_ethtool.c | 68 +++++------------------- drivers/net/phy/marvell.c | 1 + drivers/net/phy/phy_device.c | 41 ++++++++++++++ include/linux/phy.h | 5 ++ 4 files changed, 61 insertions(+), 54 deletions(-) -- 1.9.1