netdev - [PATCH net-next 1/6] net: stmmac: use a local variable for priv->phylink

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Message-Id: <E1uASLd-0021QR-Cu@rmk-PC.armlinux.org.uk>
Date: Thu, 01 May 2025 12:45:01 +0100
From: "Russell King (Oracle)" <rmk+kernel@...linux.org.uk>
To: Andrew Lunn <andrew@...n.ch>,
	Heiner Kallweit <hkallweit1@...il.com>
Cc: Alexandre Torgue <alexandre.torgue@...s.st.com>,
	Andrew Lunn <andrew+netdev@...n.ch>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>,
	linux-arm-kernel@...ts.infradead.org,
	linux-stm32@...md-mailman.stormreply.com,
	Maxime Coquelin <mcoquelin.stm32@...il.com>,
	netdev@...r.kernel.org,
	Paolo Abeni <pabeni@...hat.com>
Subject: [PATCH net-next 1/6] net: stmmac: use a local variable for
 priv->phylink_config

Use a local variable for priv->phylink_config in stmmac_phy_setup()
which makes the code a bit easier to read, allowing some lines to be
merged.

Signed-off-by: Russell King (Oracle) <rmk+kernel@...linux.org.uk>
---
 .../net/ethernet/stmicro/stmmac/stmmac_main.c | 37 +++++++++----------
 1 file changed, 18 insertions(+), 19 deletions(-)

diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index f59a2363f150..fe7f9e3a92a5 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -1259,19 +1259,22 @@ static int stmmac_phy_setup(struct stmmac_priv *priv)
 {
 	struct stmmac_mdio_bus_data *mdio_bus_data;
 	int mode = priv->plat->phy_interface;
+	struct phylink_config *config;
 	struct fwnode_handle *fwnode;
 	struct phylink_pcs *pcs;
 	struct phylink *phylink;
 
-	priv->phylink_config.dev = &priv->dev->dev;
-	priv->phylink_config.type = PHYLINK_NETDEV;
-	priv->phylink_config.mac_managed_pm = true;
+	config = &priv->phylink_config;
+
+	config->dev = &priv->dev->dev;
+	config->type = PHYLINK_NETDEV;
+	config->mac_managed_pm = true;
 
 	/* Stmmac always requires an RX clock for hardware initialization */
-	priv->phylink_config.mac_requires_rxc = true;
+	config->mac_requires_rxc = true;
 
 	if (!(priv->plat->flags & STMMAC_FLAG_RX_CLK_RUNS_IN_LPI))
-		priv->phylink_config.eee_rx_clk_stop_enable = true;
+		config->eee_rx_clk_stop_enable = true;
 
 	/* Set the default transmit clock stop bit based on the platform glue */
 	priv->tx_lpi_clk_stop = priv->plat->flags &
@@ -1279,13 +1282,12 @@ static int stmmac_phy_setup(struct stmmac_priv *priv)
 
 	mdio_bus_data = priv->plat->mdio_bus_data;
 	if (mdio_bus_data)
-		priv->phylink_config.default_an_inband =
-			mdio_bus_data->default_an_inband;
+		config->default_an_inband = mdio_bus_data->default_an_inband;
 
 	/* Set the platform/firmware specified interface mode. Note, phylink
 	 * deals with the PHY interface mode, not the MAC interface mode.
 	 */
-	__set_bit(mode, priv->phylink_config.supported_interfaces);
+	__set_bit(mode, config->supported_interfaces);
 
 	/* If we have an xpcs, it defines which PHY interfaces are supported. */
 	if (priv->hw->xpcs)
@@ -1294,29 +1296,26 @@ static int stmmac_phy_setup(struct stmmac_priv *priv)
 		pcs = priv->hw->phylink_pcs;
 
 	if (pcs)
-		phy_interface_or(priv->phylink_config.supported_interfaces,
-				 priv->phylink_config.supported_interfaces,
+		phy_interface_or(config->supported_interfaces,
+				 config->supported_interfaces,
 				 pcs->supported_interfaces);
 
 	if (priv->dma_cap.eee) {
 		/* Assume all supported interfaces also support LPI */
-		memcpy(priv->phylink_config.lpi_interfaces,
-		       priv->phylink_config.supported_interfaces,
-		       sizeof(priv->phylink_config.lpi_interfaces));
+		memcpy(config->lpi_interfaces, config->supported_interfaces,
+		       sizeof(config->lpi_interfaces));
 
 		/* All full duplex speeds above 100Mbps are supported */
-		priv->phylink_config.lpi_capabilities = ~(MAC_1000FD - 1) |
-							MAC_100FD;
-		priv->phylink_config.lpi_timer_default = eee_timer * 1000;
-		priv->phylink_config.eee_enabled_default = true;
+		config->lpi_capabilities = ~(MAC_1000FD - 1) | MAC_100FD;
+		config->lpi_timer_default = eee_timer * 1000;
+		config->eee_enabled_default = true;
 	}
 
 	fwnode = priv->plat->port_node;
 	if (!fwnode)
 		fwnode = dev_fwnode(priv->device);
 
-	phylink = phylink_create(&priv->phylink_config, fwnode,
-				 mode, &stmmac_phylink_mac_ops);
+	phylink = phylink_create(config, fwnode, mode, &stmmac_phylink_mac_ops);
 	if (IS_ERR(phylink))
 		return PTR_ERR(phylink);
 
-- 
2.30.2