From 2c7e46edbd0308c12b8232ff4270d0894cbdce44 Mon Sep 17 00:00:00 2001 From: Klaus Kudielka Date: Wed, 15 Mar 2023 17:38:46 +0100 Subject: net: dsa: mv88e6xxx: mask apparently non-existing phys during probing To avoid excessive mdio bus transactions during probing, mask all phy addresses that do not exist (there is a 1:1 mapping between switch port number and phy address). Suggested-by: Andrew Lunn Signed-off-by: Klaus Kudielka Reviewed-by: Andrew Lunn Reviewed-by: Vladimir Oltean Reviewed-by: Florian Fainelli Signed-off-by: Jakub Kicinski --- drivers/net/dsa/mv88e6xxx/chip.c | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers/net/dsa/mv88e6xxx') diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c index de25f755725e..260e38c5c6e6 100644 --- a/drivers/net/dsa/mv88e6xxx/chip.c +++ b/drivers/net/dsa/mv88e6xxx/chip.c @@ -3805,6 +3805,7 @@ static int mv88e6xxx_mdio_register(struct mv88e6xxx_chip *chip, bus->read_c45 = mv88e6xxx_mdio_read_c45; bus->write_c45 = mv88e6xxx_mdio_write_c45; bus->parent = chip->dev; + bus->phy_mask = GENMASK(31, mv88e6xxx_num_ports(chip)); if (!external) { err = mv88e6xxx_g2_irq_mdio_setup(chip, bus); -- cgit