From ce31b31c68e7e39f29b1257581fbd08ce3ca5589 Mon Sep 17 00:00:00 2001 From: Florian Fainelli Date: Wed, 27 Aug 2014 17:04:54 -0700 Subject: 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 Signed-off-by: David S. Miller --- net/dsa/slave.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) (limited to 'net') diff --git a/net/dsa/slave.c b/net/dsa/slave.c index 398d0663d3dd..18ff53836fe3 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 */ -- cgit v1.2.3-59-g8ed1b