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authorChoong Yong Liang <yong.liang.choong@linux.intel.com>2025-02-27 20:15:20 +0800
committerJakub Kicinski <kuba@kernel.org>2025-03-05 19:02:47 -0800
commite654cfc718d451bdf6c1554efc945171239f03f5 (patch)
tree3b021d793cf15a65230a6d77f546f64e706b8c4f
parent7e2f7e25f6ffc229fd5be0488e1d8aac7bdd80e8 (diff)
net: stmmac: configure SerDes on mac_finish
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>
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/stmmac_main.c13
-rw-r--r--include/linux/stmmac.h4
2 files changed, 17 insertions, 0 deletions
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index aec230353ac4..1a928e21b286 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -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,
};
/**
diff --git a/include/linux/stmmac.h b/include/linux/stmmac.h
index cd0d1383df87..b6f03ab12595 100644
--- a/include/linux/stmmac.h
+++ b/include/linux/stmmac.h
@@ -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);