netdev - [PATCH net-next 1/3] net: stmmac: sunxi: convert to set_clk_tx

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Message-Id: <E1u4frU-000nMf-6o@rmk-PC.armlinux.org.uk>
Date: Tue, 15 Apr 2025 13:58:00 +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>,
	Chen-Yu Tsai <wens@...e.org>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>,
	Jernej Skrabec <jernej.skrabec@...il.com>,
	linux-arm-kernel@...ts.infradead.org,
	linux-stm32@...md-mailman.stormreply.com,
	linux-sunxi@...ts.linux.dev,
	Maxime Coquelin <mcoquelin.stm32@...il.com>,
	netdev@...r.kernel.org,
	Paolo Abeni <pabeni@...hat.com>,
	Samuel Holland <samuel@...lland.org>
Subject: [PATCH net-next 1/3] net: stmmac: sunxi: convert to set_clk_tx_rate()

Convert sunxi to use the set_clk_tx_rate() callback rather than the
fix_mac_speed() callback.

Signed-off-by: Russell King (Oracle) <rmk+kernel@...linux.org.uk>
---
 .../net/ethernet/stmicro/stmmac/dwmac-sunxi.c | 42 +++++++++----------
 1 file changed, 21 insertions(+), 21 deletions(-)

diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-sunxi.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-sunxi.c
index 9f098ff0ff05..a245c223a18f 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-sunxi.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-sunxi.c
@@ -72,28 +72,28 @@ static void sun7i_gmac_exit(struct platform_device *pdev, void *priv)
 		regulator_disable(gmac->regulator);
 }
 
-static void sun7i_fix_speed(void *priv, int speed, unsigned int mode)
+static int sun7i_set_clk_tx_rate(void *bsp_priv, struct clk *clk_tx_i,
+				 phy_interface_t interface, int speed)
 {
-	struct sunxi_priv_data *gmac = priv;
-
-	/* only GMII mode requires us to reconfigure the clock lines */
-	if (gmac->interface != PHY_INTERFACE_MODE_GMII)
-		return;
-
-	if (gmac->clk_enabled) {
-		clk_disable(gmac->tx_clk);
-		gmac->clk_enabled = 0;
-	}
-	clk_unprepare(gmac->tx_clk);
-
-	if (speed == 1000) {
-		clk_set_rate(gmac->tx_clk, SUN7I_GMAC_GMII_RGMII_RATE);
-		clk_prepare_enable(gmac->tx_clk);
-		gmac->clk_enabled = 1;
-	} else {
-		clk_set_rate(gmac->tx_clk, SUN7I_GMAC_MII_RATE);
-		clk_prepare(gmac->tx_clk);
+	struct sunxi_priv_data *gmac = bsp_priv;
+
+	if (interface == PHY_INTERFACE_MODE_GMII) {
+		if (gmac->clk_enabled) {
+			clk_disable(gmac->tx_clk);
+			gmac->clk_enabled = 0;
+		}
+		clk_unprepare(gmac->tx_clk);
+
+		if (speed == 1000) {
+			clk_set_rate(gmac->tx_clk, SUN7I_GMAC_GMII_RGMII_RATE);
+			clk_prepare_enable(gmac->tx_clk);
+			gmac->clk_enabled = 1;
+		} else {
+			clk_set_rate(gmac->tx_clk, SUN7I_GMAC_MII_RATE);
+			clk_prepare(gmac->tx_clk);
+		}
 	}
+	return 0;
 }
 
 static int sun7i_gmac_probe(struct platform_device *pdev)
@@ -140,7 +140,7 @@ static int sun7i_gmac_probe(struct platform_device *pdev)
 	plat_dat->bsp_priv = gmac;
 	plat_dat->init = sun7i_gmac_init;
 	plat_dat->exit = sun7i_gmac_exit;
-	plat_dat->fix_mac_speed = sun7i_fix_speed;
+	plat_dat->set_clk_tx_rate = sun7i_set_clk_tx_rate;
 	plat_dat->tx_fifo_size = 4096;
 	plat_dat->rx_fifo_size = 16384;
 
-- 
2.30.2