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    Subject[PATCH net-next 2/9] net: dsa: mv88e6xxx: skip unused ports
    Date
    The unused ports are currently configured in normal mode. This does not
    prevent the switch from being functional, but it is unnecessary. Skip
    unused ports.

    Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
    ---
    drivers/net/dsa/mv88e6xxx/chip.c | 3 +++
    1 file changed, 3 insertions(+)

    diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c
    index 677d6902807e..2d8cf66e8f74 100644
    --- a/drivers/net/dsa/mv88e6xxx/chip.c
    +++ b/drivers/net/dsa/mv88e6xxx/chip.c
    @@ -2005,6 +2005,9 @@ static int mv88e6xxx_setup(struct dsa_switch *ds)

    /* Setup Switch Port Registers */
    for (i = 0; i < mv88e6xxx_num_ports(chip); i++) {
    + if (dsa_is_unused_port(ds, i))
    + continue;
    +
    err = mv88e6xxx_setup_port(chip, i);
    if (err)
    goto unlock;
    --
    2.14.3
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