net: axienet: Support phy-less mode of operation

This patch adds proper checks to handle the PHY-less case.

Signed-off-by: Srikanth Thokala <sthokal@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Srikanth Thokala 2015-05-05 11:25:58 +02:00 committed by David S. Miller
parent f080a8c35d
commit d7cc3163e0

View file

@ -940,11 +940,10 @@ static int axienet_open(struct net_device *ndev)
PHY_INTERFACE_MODE_RGMII_ID);
}
if (!lp->phy_dev) {
if (!lp->phy_dev)
dev_err(lp->dev, "of_phy_connect() failed\n");
return -ENODEV;
}
phy_start(lp->phy_dev);
else
phy_start(lp->phy_dev);
}
/* Enable tasklets for Axi DMA error handling */
@ -1606,7 +1605,8 @@ static int axienet_of_probe(struct platform_device *op)
lp->coalesce_count_tx = XAXIDMA_DFT_TX_THRESHOLD;
lp->phy_node = of_parse_phandle(op->dev.of_node, "phy-handle", 0);
ret = axienet_mdio_setup(lp, op->dev.of_node);
if (lp->phy_node)
ret = axienet_mdio_setup(lp, op->dev.of_node);
if (ret)
dev_warn(&op->dev, "error registering MDIO bus\n");