net: dsa: microchip: split adjust_link() in phylink_mac_link_{up|down}()

The DSA subsystem moved to phylink and adjust_link() became deprecated in
the process. This patch removes adjust_link from the KSZ DSA switches and
adds phylink_mac_link_up() and phylink_mac_link_down().
Signed-off-by: Codrin Ciubotariu <codrin.ciubotariu@microchip.com>
Reviewed-by: Russell King <rmk+kernel@armlinux.org.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/dsa/microchip/ksz8795.c

@@ -1111,7 +1111,8 @@ static const struct dsa_switch_ops ksz8795_switch_ops = {
 	.setup			= ksz8795_setup,
 	.phy_read		= ksz_phy_read16,
 	.phy_write		= ksz_phy_write16,
-	.adjust_link		= ksz_adjust_link,
+	.phylink_mac_link_down	= ksz_mac_link_down,
+	.phylink_mac_link_up	= ksz_mac_link_up,
 	.port_enable		= ksz_enable_port,
 	.port_disable		= ksz_disable_port,
 	.get_strings		= ksz8795_get_strings,

drivers/net/dsa/microchip/ksz9477.c

@@ -1399,7 +1399,8 @@ static const struct dsa_switch_ops ksz9477_switch_ops = {
 	.setup			= ksz9477_setup,
 	.phy_read		= ksz9477_phy_read16,
 	.phy_write		= ksz9477_phy_write16,
-	.adjust_link		= ksz_adjust_link,
+	.phylink_mac_link_down	= ksz_mac_link_down,
+	.phylink_mac_link_up	= ksz_mac_link_up,
 	.port_enable		= ksz_enable_port,
 	.port_disable		= ksz_disable_port,
 	.get_strings		= ksz9477_get_strings,

drivers/net/dsa/microchip/ksz_common.c

@@ -135,26 +135,34 @@ int ksz_phy_write16(struct dsa_switch *ds, int addr, int reg, u16 val)
 }
 EXPORT_SYMBOL_GPL(ksz_phy_write16);
 
-void ksz_adjust_link(struct dsa_switch *ds, int port,
-		     struct phy_device *phydev)
+void ksz_mac_link_down(struct dsa_switch *ds, int port, unsigned int mode,
+		       phy_interface_t interface)
 {
 	struct ksz_device *dev = ds->priv;
 	struct ksz_port *p = &dev->ports[port];
 
 	/* Read all MIB counters when the link is going down. */
-	if (!phydev->link) {
 	p->read = true;
 	schedule_delayed_work(&dev->mib_read, 0);
-	}
+
 	mutex_lock(&dev->dev_mutex);
-	if (!phydev->link)
 	dev->live_ports &= ~(1 << port);
-	else
+	mutex_unlock(&dev->dev_mutex);
+}
+EXPORT_SYMBOL_GPL(ksz_mac_link_down);
+
+void ksz_mac_link_up(struct dsa_switch *ds, int port, unsigned int mode,
+		     phy_interface_t interface, struct phy_device *phydev,
+		     int speed, int duplex, bool tx_pause, bool rx_pause)
+{
+	struct ksz_device *dev = ds->priv;
+
 	/* Remember which port is connected and active. */
+	mutex_lock(&dev->dev_mutex);
 	dev->live_ports |= (1 << port) & dev->on_ports;
 	mutex_unlock(&dev->dev_mutex);
 }
-EXPORT_SYMBOL_GPL(ksz_adjust_link);
+EXPORT_SYMBOL_GPL(ksz_mac_link_up);
 
 int ksz_sset_count(struct dsa_switch *ds, int port, int sset)
 {

drivers/net/dsa/microchip/ksz_common.h

@@ -159,8 +159,11 @@ void ksz_init_mib_timer(struct ksz_device *dev);
 
 int ksz_phy_read16(struct dsa_switch *ds, int addr, int reg);
 int ksz_phy_write16(struct dsa_switch *ds, int addr, int reg, u16 val);
-void ksz_adjust_link(struct dsa_switch *ds, int port,
-		     struct phy_device *phydev);
+void ksz_mac_link_down(struct dsa_switch *ds, int port, unsigned int mode,
+		       phy_interface_t interface);
+void ksz_mac_link_up(struct dsa_switch *ds, int port, unsigned int mode,
+		     phy_interface_t interface, struct phy_device *phydev,
+		     int speed, int duplex, bool tx_pause, bool rx_pause);
 int ksz_sset_count(struct dsa_switch *ds, int port, int sset);
 void ksz_get_ethtool_stats(struct dsa_switch *ds, int port, uint64_t *buf);
 int ksz_port_bridge_join(struct dsa_switch *ds, int port,