net: phy: realtek: clear 1000Base-T link partner advertisement

Clear 1000Base-T link partner advertisement bits in Clause-45
read_status() function in case auto-negotiation is disabled or has not
been completed.

Signed-off-by: Daniel Golle <daniel@makrotopia.org>
Link: https://patch.msgid.link/9dc9b47b2d675708afef3ad366bfd78eb584d958.1728565530.git.daniel@makrotopia.org
Signed-off-by: Paolo Abeni <pabeni@redhat.com>

diff --git a/drivers/net/phy/realtek.c b/drivers/net/phy/realtek.c
index dd4801d82a84ab03e9cc4d7df992e134bff2638e..905038b1bb6414fe6efc65ac9eaee4311c5cb844 100644 (file)
--- a/drivers/net/phy/realtek.c
+++ b/drivers/net/phy/realtek.c
@@ -1026,6 +1026,10 @@ static int rtl822x_c45_read_status(struct phy_device *phydev)
        if (ret < 0)
                return ret;
 
+       if (phydev->autoneg == AUTONEG_DISABLE ||
+           !genphy_c45_aneg_done(phydev))
+               mii_stat1000_mod_linkmode_lpa_t(phydev->lp_advertising, 0);
+
        /* Vendor register as C45 has no standardized support for 1000BaseT */
        if (phydev->autoneg == AUTONEG_ENABLE) {
                val = phy_read_mmd(phydev, MDIO_MMD_VEND2,