Commit 8b59d19e authored by Andrew Lunn's avatar Andrew Lunn Committed by David S. Miller

dsa: mv88e6xxx: Don't poll forced interfaces for state changes

When polling for link status, don't consider ports which have a forced
link. Such ports don't monitor their phy or may not even have a phy.
Signed-off-by: default avatarAndrew Lunn <andrew@lunn.ch>
Acked-by: default avatarFlorian Fainelli <f.fainelli@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent e7e72ac0
...@@ -395,6 +395,7 @@ void mv88e6xxx_poll_link(struct dsa_switch *ds) ...@@ -395,6 +395,7 @@ void mv88e6xxx_poll_link(struct dsa_switch *ds)
for (i = 0; i < DSA_MAX_PORTS; i++) { for (i = 0; i < DSA_MAX_PORTS; i++) {
struct net_device *dev; struct net_device *dev;
int uninitialized_var(port_status); int uninitialized_var(port_status);
int pcs_ctrl;
int link; int link;
int speed; int speed;
int duplex; int duplex;
...@@ -404,6 +405,10 @@ void mv88e6xxx_poll_link(struct dsa_switch *ds) ...@@ -404,6 +405,10 @@ void mv88e6xxx_poll_link(struct dsa_switch *ds)
if (dev == NULL) if (dev == NULL)
continue; 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; link = 0;
if (dev->flags & IFF_UP) { if (dev->flags & IFF_UP) {
port_status = mv88e6xxx_reg_read(ds, REG_PORT(i), port_status = mv88e6xxx_reg_read(ds, REG_PORT(i),
......
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