From a381ac0aa281fdb0b41a39d8a2bc08fd88f6db92 Mon Sep 17 00:00:00 2001 From: Antoine Tenart Date: Tue, 25 Feb 2020 16:32:37 +0100 Subject: [PATCH 1/3] net: phy: sfp: re-probe modules on DEV_UP event Signed-off-by: Antoine Tenart --- drivers/net/phy/sfp.c | 7 +++++++ 1 file changed, 7 insertions(+) --- a/drivers/net/phy/sfp.c +++ b/drivers/net/phy/sfp.c @@ -2159,6 +2159,13 @@ static void sfp_sm_module(struct sfp *sf return; } + /* Re-probe the SFP modules when an interface is brought up, as the MAC + * do not report its link status (This means Phylink wouldn't be + * triggered if the PHY had a link before a MAC is brought up). + */ + if (event == SFP_E_DEV_UP && sfp->sm_mod_state == SFP_MOD_PRESENT) + sfp_sm_mod_next(sfp, SFP_MOD_PROBE, T_SERIAL); + switch (sfp->sm_mod_state) { default: if (event == SFP_E_INSERT) {