diff options
| author | Heiner Kallweit <hkallweit1@gmail.com> | 2019-02-22 23:51:44 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2019-02-23 14:12:09 -0800 |
| commit | 70fa3a9699cbc7aa1e93a5fddb9b9105d2b3acda (patch) | |
| tree | e1d26b28dbb07913a608d96e9da827bf90133d6b /drivers/net/phy/phy-c45.c | |
| parent | 3b845d87d858dd699c5fbc2081ea0fd8ba1f1e9c (diff) | |
net: phy: add genphy_c45_read_status
Similar to genphy_read_status() for Clause 22 add a generic read_status
function for Clause 45.
Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/phy/phy-c45.c')
| -rw-r--r-- | drivers/net/phy/phy-c45.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/drivers/net/phy/phy-c45.c b/drivers/net/phy/phy-c45.c index 2d1ba43e14ec..c86bef005ef2 100644 --- a/drivers/net/phy/phy-c45.c +++ b/drivers/net/phy/phy-c45.c @@ -454,6 +454,39 @@ int genphy_c45_pma_read_abilities(struct phy_device *phydev) } EXPORT_SYMBOL_GPL(genphy_c45_pma_read_abilities); +/** + * genphy_c45_read_status - read PHY status + * @phydev: target phy_device struct + * + * Reads status from PHY and sets phy_device members accordingly. + */ +int genphy_c45_read_status(struct phy_device *phydev) +{ + int ret; + + ret = genphy_c45_read_link(phydev); + if (ret) + return ret; + + phydev->speed = SPEED_UNKNOWN; + phydev->duplex = DUPLEX_UNKNOWN; + phydev->pause = 0; + phydev->asym_pause = 0; + + if (phydev->autoneg == AUTONEG_ENABLE) { + ret = genphy_c45_read_lpa(phydev); + if (ret) + return ret; + + phy_resolve_aneg_linkmode(phydev); + } else { + ret = genphy_c45_read_pma(phydev); + } + + return ret; +} +EXPORT_SYMBOL_GPL(genphy_c45_read_status); + /* The gen10g_* functions are the old Clause 45 stub */ int gen10g_config_aneg(struct phy_device *phydev) |