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authorFlorian Fainelli <f.fainelli@gmail.com>2014-08-27 17:04:54 -0700
committerDavid S. Miller <davem@davemloft.net>2014-08-27 22:59:40 -0700
commitce31b31c68e7e39f29b1257581fbd08ce3ca5589 (patch)
tree504543fb702e6d4d0b716d7d2eaf763191d07627 /net/dsa/slave.c
parentec9436baedb689668c409cfc8b69eb9573b0d661 (diff)
downloadop-kernel-dev-ce31b31c68e7e39f29b1257581fbd08ce3ca5589.zip
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net: dsa: allow updating fixed PHY link information
Allow switch drivers to hook a PHY link update callback to perform port-specific link work. Signed-off-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/dsa/slave.c')
-rw-r--r--net/dsa/slave.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/net/dsa/slave.c b/net/dsa/slave.c
index 398d066..18ff538 100644
--- a/net/dsa/slave.c
+++ b/net/dsa/slave.c
@@ -358,6 +358,18 @@ static void dsa_slave_adjust_link(struct net_device *dev)
phy_print_status(p->phy);
}
+static int dsa_slave_fixed_link_update(struct net_device *dev,
+ struct fixed_phy_status *status)
+{
+ struct dsa_slave_priv *p = netdev_priv(dev);
+ struct dsa_switch *ds = p->parent;
+
+ if (ds->drv->fixed_link_update)
+ ds->drv->fixed_link_update(ds, p->port, status);
+
+ return 0;
+}
+
/* slave device setup *******************************************************/
static void dsa_slave_phy_setup(struct dsa_slave_priv *p,
struct net_device *slave_dev)
@@ -365,6 +377,7 @@ static void dsa_slave_phy_setup(struct dsa_slave_priv *p,
struct dsa_switch *ds = p->parent;
struct dsa_chip_data *cd = ds->pd;
struct device_node *phy_dn, *port_dn;
+ bool phy_is_fixed = false;
int ret;
port_dn = cd->port_dn[p->port];
@@ -380,6 +393,7 @@ static void dsa_slave_phy_setup(struct dsa_slave_priv *p,
pr_err("failed to register fixed PHY\n");
return;
}
+ phy_is_fixed = true;
phy_dn = port_dn;
}
@@ -388,6 +402,9 @@ static void dsa_slave_phy_setup(struct dsa_slave_priv *p,
dsa_slave_adjust_link, 0,
p->phy_interface);
+ if (p->phy && phy_is_fixed)
+ fixed_phy_set_link_update(p->phy, dsa_slave_fixed_link_update);
+
/* We could not connect to a designated PHY, so use the switch internal
* MDIO bus instead
*/
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