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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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