[PATCH v1 1/3] net: dsa: add adjust_link support

[Oleksij Rempel <o.rempel@pengutronix.de>]

The required functionality is essential for cable hot plugging or
asynchronous link detection. In its current state, DSA will only operate
if the cable was connected prior to booting.

Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
---
 drivers/net/dsa.c | 4 ++--
 include/dsa.h     | 1 +
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/net/dsa.c b/drivers/net/dsa.c
index 793bbbb4f1..9c21564876 100644
--- a/drivers/net/dsa.c
+++ b/drivers/net/dsa.c
@@ -104,8 +104,8 @@ static int dsa_port_start(struct eth_device *edev)
 			return ret;
 	}
 
-	ret = phy_device_connect(edev, ds->slave_mii_bus, dp->index, NULL, 0,
-				 interface);
+	ret = phy_device_connect(edev, ds->slave_mii_bus, dp->index,
+				 ops->adjust_link, 0, interface);
 	if (ret)
 		return ret;
 
diff --git a/include/dsa.h b/include/dsa.h
index e823bac0a7..527941c269 100644
--- a/include/dsa.h
+++ b/include/dsa.h
@@ -55,6 +55,7 @@ struct dsa_switch_ops {
 
 	int (*phy_read)(struct dsa_switch *ds, int port, int regnum);
 	int (*phy_write)(struct dsa_switch *ds, int port, int regnum, u16 val);
+	void (*adjust_link)(struct eth_device *dev);
 };
 
 struct dsa_port {
-- 
2.30.2