net: phy: Add phy loopback support in net phy framework
This patch add set_loopback in phy_driver, which is used by MAC driver to enable or disable phy loopback. it also add a generic genphy_loopback function, which use BMCR loopback bit to enable or disable loopback. Signed-off-by:Lin Yun Sheng <linyunsheng@huawei.com> Reviewed-by:
Andrew Lunn <andrew@lunn.ch> Reviewed-by:
Florian Fainelli <f.fainelli@gmail.com> Signed-off-by:
David S. Miller <davem@davemloft.net>
parent
6992c6c5
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