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net: stmmac: configure SerDes on mac_finish

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SerDes will configure according to the provided interface mode after
finish a major reconfiguration of the interface mode.

Reviewed-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
Signed-off-by: Choong Yong Liang <yong.liang.choong@linux.intel.com>
Link: https://patch.msgid.link/20250227121522.1802832-5-yong.liang.choong@linux.intel.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Choong Yong Liang 2025-02-27 20:15:20 +08:00 committed by Jakub Kicinski
parent 7e2f7e25f6
commit e654cfc718
2 changed files with 17 additions and 0 deletions
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13
drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
View File

@ -1129,6 +1129,18 @@ static int stmmac_mac_enable_tx_lpi(struct phylink_config *config, u32 timer,
return 0;
}
static int stmmac_mac_finish(struct phylink_config *config, unsigned int mode,
phy_interface_t interface)
{
struct net_device *ndev = to_net_dev(config->dev);
struct stmmac_priv *priv = netdev_priv(ndev);
if (priv->plat->mac_finish)
priv->plat->mac_finish(ndev, priv->plat->bsp_priv, mode, interface);
return 0;
}
static const struct phylink_mac_ops stmmac_phylink_mac_ops = {
.mac_get_caps = stmmac_mac_get_caps,
.mac_select_pcs = stmmac_mac_select_pcs,
@ -1137,6 +1149,7 @@ static const struct phylink_mac_ops stmmac_phylink_mac_ops = {
.mac_link_up = stmmac_mac_link_up,
.mac_disable_tx_lpi = stmmac_mac_disable_tx_lpi,
.mac_enable_tx_lpi = stmmac_mac_enable_tx_lpi,
.mac_finish = stmmac_mac_finish,
};
/**

4
include/linux/stmmac.h
View File

@ -239,6 +239,10 @@ struct plat_stmmacenet_data {
int (*serdes_powerup)(struct net_device *ndev, void *priv);
void (*serdes_powerdown)(struct net_device *ndev, void *priv);
void (*speed_mode_2500)(struct net_device *ndev, void *priv);
int (*mac_finish)(struct net_device *ndev,
void *priv,
unsigned int mode,
phy_interface_t interface);
void (*ptp_clk_freq_config)(struct stmmac_priv *priv);
int (*init)(struct platform_device *pdev, void *priv);
void (*exit)(struct platform_device *pdev, void *priv);