From 0041cd3799e76704a66f0ddd1a374fb77ec94e7f Mon Sep 17 00:00:00 2001 From: "Russell King (Oracle)" Date: Sun, 28 Apr 2024 15:51:02 +0100 Subject: [PATCH] net: phylink: add debug print for empty posssible_interfaces Add a debugging print in phylink_validate_phy() when we detect that the PHY has not supplied a possible_interfaces bitmap. Signed-off-by: Russell King (Oracle) Reviewed-by: Daniel Machon Link: https://lore.kernel.org/r/E1s15rq-00AHye-22@rmk-PC.armlinux.org.uk Signed-off-by: Paolo Abeni --- drivers/net/phy/phylink.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/net/phy/phylink.c b/drivers/net/phy/phylink.c index 0e692a3bcf1a..b7e5c669dc8e 100644 --- a/drivers/net/phy/phylink.c +++ b/drivers/net/phy/phylink.c @@ -1838,6 +1838,9 @@ static int phylink_validate_phy(struct phylink *pl, struct phy_device *phy, interfaces); } + phylink_dbg(pl, "PHY %s doesn't supply possible interfaces\n", + phydev_name(phy)); + /* Check whether we would use rate matching for the proposed interface * mode. */ -- 2.20.1