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path: root/drivers/net/dsa/mv88e6xxx.c
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Diffstat (limited to 'drivers/net/dsa/mv88e6xxx.c')
-rw-r--r--drivers/net/dsa/mv88e6xxx.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/net/dsa/mv88e6xxx.c b/drivers/net/dsa/mv88e6xxx.c
index 85228f44c2b5..3116990ccab9 100644
--- a/drivers/net/dsa/mv88e6xxx.c
+++ b/drivers/net/dsa/mv88e6xxx.c
@@ -2029,8 +2029,12 @@ static int mv88e6xxx_setup_port(struct dsa_switch *ds, int port)
* a port bitmap that has only the bit for this port set and
* the other bits clear.
*/
- ret = _mv88e6xxx_reg_write(ds, REG_PORT(port), PORT_ASSOC_VECTOR,
- 1 << port);
+ reg = 1 << port;
+ /* Disable learning for DSA and CPU ports */
+ if (dsa_is_cpu_port(ds, port) || dsa_is_dsa_port(ds, port))
+ reg = PORT_ASSOC_VECTOR_LOCKED_PORT;
+
+ ret = _mv88e6xxx_reg_write(ds, REG_PORT(port), PORT_ASSOC_VECTOR, reg);
if (ret)
goto abort;