diff options
Diffstat (limited to 'drivers/net/dsa')
| -rw-r--r-- | drivers/net/dsa/mv88e6xxx.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/net/dsa/mv88e6xxx.c b/drivers/net/dsa/mv88e6xxx.c index 90dee97ae793..6f13f7206762 100644 --- a/drivers/net/dsa/mv88e6xxx.c +++ b/drivers/net/dsa/mv88e6xxx.c @@ -395,6 +395,7 @@ void mv88e6xxx_poll_link(struct dsa_switch *ds) for (i = 0; i < DSA_MAX_PORTS; i++) { struct net_device *dev; int uninitialized_var(port_status); + int pcs_ctrl; int link; int speed; int duplex; @@ -404,6 +405,10 @@ void mv88e6xxx_poll_link(struct dsa_switch *ds) if (dev == NULL) continue; + pcs_ctrl = mv88e6xxx_reg_read(ds, REG_PORT(i), PORT_PCS_CTRL); + if (pcs_ctrl < 0 || pcs_ctrl & PORT_PCS_CTRL_FORCE_LINK) + continue; + link = 0; if (dev->flags & IFF_UP) { port_status = mv88e6xxx_reg_read(ds, REG_PORT(i), |