Help with Inteno XG6846

[systemcrash]

@mrhaav

[   75.640213] br-wan: port 1(wan) entered blocking state
[   75.645496] br-wan: port 1(wan) entered disabled state
[   75.777585] device wan entered promiscuous mode

Hmm - is this normal behaviour? Or is this a result of these errors:

@mrhaav

[    1.726290] mv88e6085 mdio_mux-0.1:00: configuring for fixed/rgmii-id link mode
[    1.737385] mv88e6085 mdio_mux-0.1:00: Link is Up - 1Gbps/Full - flow control off
[    1.833222] mv88e6085 mdio_mux-0.1:00 lan1 (uninitialized): PHY [!ubus!mdio@10e000b0!mdio@1!switch@0!mdio:00] driver [Marvell 88E1540] (irq=17)
[    1.852314] mv88e6085 mdio_mux-0.1:00: nonfatal error -34 setting MTU to 1500 on port 0
[    1.953379] mv88e6085 mdio_mux-0.1:00 lan2 (uninitialized): PHY [!ubus!mdio@10e000b0!mdio@1!switch@0!mdio:01] driver [Marvell 88E1540] (irq=18)
[    1.972266] mv88e6085 mdio_mux-0.1:00: nonfatal error -34 setting MTU to 1500 on port 1
[    2.073206] mv88e6085 mdio_mux-0.1:00 lan3 (uninitialized): PHY [!ubus!mdio@10e000b0!mdio@1!switch@0!mdio:02] driver [Marvell 88E1540] (irq=19)
[    2.092221] mv88e6085 mdio_mux-0.1:00: nonfatal error -34 setting MTU to 1500 on port 2
[    2.193189] mv88e6085 mdio_mux-0.1:00 lan4 (uninitialized): PHY [!ubus!mdio@10e000b0!mdio@1!switch@0!mdio:03] driver [Marvell 88E1540] (irq=20)
[    2.209987] mv88e6085 mdio_mux-0.1:00: nonfatal error -34 setting MTU to 1500 on port 3
[    2.301157] mv88e6085 mdio_mux-0.1:00 ext1 (uninitialized): PHY [!ubus!mdio@10e000b0!mdio@1!switch@0!mdio:04] driver [Marvell 88E1540] (irq=21)
[    2.317960] mv88e6085 mdio_mux-0.1:00: nonfatal error -34 setting MTU to 1500 on port 4
[    2.329326] mv88e6085 mdio_mux-0.1:00: nonfatal error -34 setting MTU to 1500 on port 5
[    2.340638] b53-switch 10e00000.switch extsw: error -34 setting MTU to 1508 to include DSA overhead

Do you have normal 1500 MTU, @mrhaav ?

An improvement idea would be to add some early timeout for SFP adaptors also:

@mrhaav

[ 15.839159] sfp sfp0: please wait, module slow to respond
[ 71.289411] sfp sfp0: failed to read EEPROM: -ENXIO

Some interesting discussion regarding switches + broadcom.