net: phy: microchip: lan87xx: reinit PHY after cable test

Reinit PHY after cable test, otherwise link can't be established on
tested port. This issue is reproducible on LAN9372 switches with
integrated 100BaseT1 PHYs.

Fixes: 788050256c411 ("net: phy: microchip_t1: add cable test support for lan87xx phy")
Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Reviewed-by: Michal Kubiak <michal.kubiak@intel.com>
Reviewed-by: Florian Fainelli <florian.fainelli@broadcom.com>
Link: https://patch.msgid.link/20240705084954.83048-1-o.rempel@pengutronix.de
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

diff --git a/drivers/net/phy/microchip_t1.c b/drivers/net/phy/microchip_t1.c
index a838b61cd844b99f5c1461cd3933c50952b27335..a35528497a57626135d91fb6e175ba5212c4a3a9 100644 (file)
--- a/drivers/net/phy/microchip_t1.c
+++ b/drivers/net/phy/microchip_t1.c
@@ -748,7 +748,7 @@ static int lan87xx_cable_test_report(struct phy_device *phydev)
        ethnl_cable_test_result(phydev, ETHTOOL_A_CABLE_PAIR_A,
                                lan87xx_cable_test_report_trans(detect));
 
-       return 0;
+       return phy_init_hw(phydev);
 }
 
 static int lan87xx_cable_test_get_status(struct phy_device *phydev,