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net: stmmac: Use resolved link config in mac_link_up()

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Convert the stmmac ethernet driver to use the finalised link parameters
in mac_link_up() rather than the parameters in mac_config().

Suggested-by: Russell King <rmk+kernel@armlinux.org.uk>
Signed-off-by: Jose Abreu <Jose.Abreu@synopsys.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jose Abreu 2020-03-09 09:36:23 +01:00 committed by David S. Miller
parent 8dc6051ce3
commit 46f69ded98
1 changed files with 54 additions and 54 deletions
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108
drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
View File

@ -874,60 +874,7 @@ static void stmmac_mac_pcs_get_state(struct phylink_config *config,
static void stmmac_mac_config(struct phylink_config *config, unsigned int mode, static void stmmac_mac_config(struct phylink_config *config, unsigned int mode,
const struct phylink_link_state *state) const struct phylink_link_state *state)
{ {
struct stmmac_priv *priv = netdev_priv(to_net_dev(config->dev)); /* Nothing for now. */
u32 ctrl;
ctrl = readl(priv->ioaddr + MAC_CTRL_REG);
ctrl &= ~priv->hw->link.speed_mask;
if (state->interface == PHY_INTERFACE_MODE_USXGMII) {
switch (state->speed) {
case SPEED_10000:
ctrl |= priv->hw->link.xgmii.speed10000;
break;
case SPEED_5000:
ctrl |= priv->hw->link.xgmii.speed5000;
break;
case SPEED_2500:
ctrl |= priv->hw->link.xgmii.speed2500;
break;
default:
return;
}
} else {
switch (state->speed) {
case SPEED_2500:
ctrl |= priv->hw->link.speed2500;
break;
case SPEED_1000:
ctrl |= priv->hw->link.speed1000;
break;
case SPEED_100:
ctrl |= priv->hw->link.speed100;
break;
case SPEED_10:
ctrl |= priv->hw->link.speed10;
break;
default:
return;
}
}
priv->speed = state->speed;
if (priv->plat->fix_mac_speed)
priv->plat->fix_mac_speed(priv->plat->bsp_priv, state->speed);
if (!state->duplex)
ctrl &= ~priv->hw->link.duplex;
else
ctrl |= priv->hw->link.duplex;
/* Flow Control operation */
if (state->pause)
stmmac_mac_flow_ctrl(priv, state->duplex);
writel(ctrl, priv->ioaddr + MAC_CTRL_REG);
} }
static void stmmac_mac_an_restart(struct phylink_config *config) static void stmmac_mac_an_restart(struct phylink_config *config)
@ -953,6 +900,59 @@ static void stmmac_mac_link_up(struct phylink_config *config,
bool tx_pause, bool rx_pause) bool tx_pause, bool rx_pause)
{ {
struct stmmac_priv *priv = netdev_priv(to_net_dev(config->dev)); struct stmmac_priv *priv = netdev_priv(to_net_dev(config->dev));
u32 ctrl;
ctrl = readl(priv->ioaddr + MAC_CTRL_REG);
ctrl &= ~priv->hw->link.speed_mask;
if (interface == PHY_INTERFACE_MODE_USXGMII) {
switch (speed) {
case SPEED_10000:
ctrl |= priv->hw->link.xgmii.speed10000;
break;
case SPEED_5000:
ctrl |= priv->hw->link.xgmii.speed5000;
break;
case SPEED_2500:
ctrl |= priv->hw->link.xgmii.speed2500;
break;
default:
return;
}
} else {
switch (speed) {
case SPEED_2500:
ctrl |= priv->hw->link.speed2500;
break;
case SPEED_1000:
ctrl |= priv->hw->link.speed1000;
break;
case SPEED_100:
ctrl |= priv->hw->link.speed100;
break;
case SPEED_10:
ctrl |= priv->hw->link.speed10;
break;
default:
return;
}
}
priv->speed = speed;
if (priv->plat->fix_mac_speed)
priv->plat->fix_mac_speed(priv->plat->bsp_priv, speed);
if (!duplex)
ctrl &= ~priv->hw->link.duplex;
else
ctrl |= priv->hw->link.duplex;
/* Flow Control operation */
if (tx_pause && rx_pause)
stmmac_mac_flow_ctrl(priv, duplex);
writel(ctrl, priv->ioaddr + MAC_CTRL_REG);
stmmac_mac_set(priv, priv->ioaddr, true); stmmac_mac_set(priv, priv->ioaddr, true);
if (phy && priv->dma_cap.eee) { if (phy && priv->dma_cap.eee) {