Commit 4d8f0825 authored by Byungho An's avatar Byungho An Committed by David S. Miller

stmmac: modified pcs mode support for SGMII

This patch modifies the pcs mode support for SGMII. Even though
SGMII does auto-negotiation with phy, it needs stmmac_init_phy and
stmmac_mdio_register function for initializing phy.
Signed-off-by: default avatarByungho An <bh74.an@samsung.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 779d835e
......@@ -1504,7 +1504,8 @@ static int stmmac_open(struct net_device *dev)
stmmac_check_ether_addr(priv);
if (!priv->pcs) {
if (priv->pcs != STMMAC_PCS_RGMII && priv->pcs != STMMAC_PCS_TBI &&
priv->pcs != STMMAC_PCS_RTBI) {
ret = stmmac_init_phy(dev);
if (ret) {
pr_err("%s: Cannot attach to PHY (error: %d)\n",
......@@ -1607,7 +1608,8 @@ static int stmmac_open(struct net_device *dev)
/* Using PCS we cannot dial with the phy registers at this stage
* so we do not support extra feature like EEE.
*/
if (!priv->pcs)
if (priv->pcs != STMMAC_PCS_RGMII && priv->pcs != STMMAC_PCS_TBI &&
priv->pcs != STMMAC_PCS_RTBI)
priv->eee_enabled = stmmac_eee_init(priv);
stmmac_init_tx_coalesce(priv);
......@@ -2637,7 +2639,8 @@ struct stmmac_priv *stmmac_dvr_probe(struct device *device,
stmmac_check_pcs_mode(priv);
if (!priv->pcs) {
if (priv->pcs != STMMAC_PCS_RGMII && priv->pcs != STMMAC_PCS_TBI &&
priv->pcs != STMMAC_PCS_RTBI) {
/* MDIO bus Registration */
ret = stmmac_mdio_register(ndev);
if (ret < 0) {
......@@ -2677,7 +2680,8 @@ int stmmac_dvr_remove(struct net_device *ndev)
priv->hw->dma->stop_tx(priv->ioaddr);
stmmac_set_mac(priv->ioaddr, false);
if (!priv->pcs)
if (priv->pcs != STMMAC_PCS_RGMII && priv->pcs != STMMAC_PCS_TBI &&
priv->pcs != STMMAC_PCS_RTBI)
stmmac_mdio_unregister(ndev);
netif_carrier_off(ndev);
unregister_netdev(ndev);
......
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