[PATCH net-next 1/2] net: dsa: mv88e6xxx: Set STP disable state in port_disable

[Andrew Lunn]

When requested to disable a port, set the port STP state to disabled.
This fully disables the port and should save some power.

Signed-off-by: Andrew Lunn <and...@lunn.ch>
---
 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 489a899c80b6..dc891d83610e 100644
--- a/drivers/net/dsa/mv88e6xxx/chip.c
+++ b/drivers/net/dsa/mv88e6xxx/chip.c
@@ -2428,6 +2428,9 @@ static void mv88e6xxx_port_disable(struct dsa_switch *ds, 
int port)
 
        mutex_lock(&chip->reg_lock);
 
+       if (mv88e6xxx_port_set_state(chip, port, BR_STATE_DISABLED))
+               dev_err(chip->dev, "failed to disable port\n");
+
        if (chip->info->ops->serdes_irq_free)
                chip->info->ops->serdes_irq_free(chip, port);
 
-- 
2.20.1