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authorAndrew Lunn <andrew@lunn.ch>2019-05-01 00:08:30 +0200
committerDavid S. Miller <davem@davemloft.net>2019-05-03 23:53:06 -0400
commit4a0eb731d68362169d3d304ffa5afb6972909ab8 (patch)
tree1915c587d8deffdcfaaef24a56f8521f94efb0db
parent2ce1aef9cdadc593b825a181163dfef181ffbea1 (diff)
net: dsa: mv88e6xxx: Set STP disable state in port_disable
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 <andrew@lunn.ch> Reviewed-by: Vivien Didelot <vivien.didelot@gmail.com> Reviewed-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/dsa/mv88e6xxx/chip.c3
1 files changed, 3 insertions, 0 deletions
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);