* [PATCH net 1/1] net: stmmac: Update default_an_inband before passing value to phylink_config
@ 2026-04-10 2:07 KhaiWenTan
0 siblings, 0 replies; only message in thread
From: KhaiWenTan @ 2026-04-10 2:07 UTC (permalink / raw)
To: andrew+netdev, davem, edumazet, kuba, pabeni, mcoquelin.stm32,
alexandre.torgue, rmk+kernel, maxime.chevallier, ovidiu.panait.rb,
vladimir.oltean
Cc: netdev, linux-stm32, linux-arm-kernel, linux-kernel,
yoong.siang.song, hong.aun.looi, khai.wen.tan, KhaiWenTan
get_interfaces() will update both the plat->phy_interfaces and
mdio_bus_data->default_an_inband based on reading a SERDES register.
Therefore, we moved the priv->plat->get_interfaces() to be executed
first before assigning mdio_bus_data->default_an_inband to
config->default_an_inband to ensure default_an_inband is in correct
value during PHY setup.
Fixes: ca732e990fc8 ("net: stmmac: add get_interfaces() platform method")
Signed-off-by: KhaiWenTan <khai.wen.tan@linux.intel.com>
---
drivers/net/ethernet/stmicro/stmmac/stmmac_main.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index 13d3cac056be..c92054648a7e 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -1345,10 +1345,6 @@ static int stmmac_phylink_setup(struct stmmac_priv *priv)
priv->tx_lpi_clk_stop = priv->plat->flags &
STMMAC_FLAG_EN_TX_LPI_CLOCKGATING;
- mdio_bus_data = priv->plat->mdio_bus_data;
- if (mdio_bus_data)
- config->default_an_inband = mdio_bus_data->default_an_inband;
-
/* Get the PHY interface modes (at the PHY end of the link) that
* are supported by the platform.
*/
@@ -1356,6 +1352,10 @@ static int stmmac_phylink_setup(struct stmmac_priv *priv)
priv->plat->get_interfaces(priv, priv->plat->bsp_priv,
config->supported_interfaces);
+ mdio_bus_data = priv->plat->mdio_bus_data;
+ if (mdio_bus_data)
+ config->default_an_inband = mdio_bus_data->default_an_inband;
+
/* Set the platform/firmware specified interface mode if the
* supported interfaces have not already been provided using
* phy_interface as a last resort.
--
2.43.0
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