dwc_eth_qos: Reset hardware before PHY start
The hardware reset is currently done after phy_start() is called,
leading to a race where we can lose the link status if the phy state
machine calls dwceqos_adjust_link() before we reset the MAC registers.
Acked-by: Lars Persson <larper@axis.com>
Signed-off-by: Rabin Vincent <rabinv@axis.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/ethernet/synopsys/dwc_eth_qos.c b/drivers/net/ethernet/synopsys/dwc_eth_qos.c
index 70814b7..fc8bbff 100644
--- a/drivers/net/ethernet/synopsys/dwc_eth_qos.c
+++ b/drivers/net/ethernet/synopsys/dwc_eth_qos.c
@@ -1880,9 +1880,9 @@
}
netdev_reset_queue(ndev);
+ dwceqos_init_hw(lp);
napi_enable(&lp->napi);
phy_start(lp->phy_dev);
- dwceqos_init_hw(lp);
netif_start_queue(ndev);
tasklet_enable(&lp->tx_bdreclaim_tasklet);