netdev - [PATCH v3 08/16] net: dwmac-rk: Use helper rgmii

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Message-Id: <20241013-upstream_s32cc_gmac-v3-8-d84b5a67b930@oss.nxp.com>
Date: Sun, 13 Oct 2024 23:27:43 +0200
From: Jan Petrous via B4 Relay <devnull+jan.petrous.oss.nxp.com@...nel.org>
To: Maxime Coquelin <mcoquelin.stm32@...il.com>, 
 Alexandre Torgue <alexandre.torgue@...s.st.com>, 
 Jose Abreu <joabreu@...opsys.com>, "David S. Miller" <davem@...emloft.net>, 
 Eric Dumazet <edumazet@...gle.com>, Jakub Kicinski <kuba@...nel.org>, 
 Paolo Abeni <pabeni@...hat.com>, Vinod Koul <vkoul@...nel.org>, 
 Richard Cochran <richardcochran@...il.com>, Andrew Lunn <andrew@...n.ch>, 
 Heiner Kallweit <hkallweit1@...il.com>, 
 Russell King <linux@...linux.org.uk>, Shawn Guo <shawnguo@...nel.org>, 
 Sascha Hauer <s.hauer@...gutronix.de>, 
 Pengutronix Kernel Team <kernel@...gutronix.de>, 
 Fabio Estevam <festevam@...il.com>, Emil Renner Berthing <kernel@...il.dk>, 
 Minda Chen <minda.chen@...rfivetech.com>, 
 Nicolas Ferre <nicolas.ferre@...rochip.com>, 
 Claudiu Beznea <claudiu.beznea@...on.dev>, 
 Iyappan Subramanian <iyappan@...amperecomputing.com>, 
 Keyur Chudgar <keyur@...amperecomputing.com>, 
 Quan Nguyen <quan@...amperecomputing.com>, Rob Herring <robh@...nel.org>, 
 Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, 
 Giuseppe Cavallaro <peppe.cavallaro@...com>
Cc: linux-stm32@...md-mailman.stormreply.com, 
 linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org, 
 netdev@...r.kernel.org, linux-arm-msm@...r.kernel.org, imx@...ts.linux.dev, 
 devicetree@...r.kernel.org, NXP S32 Linux Team <s32@....com>, 
 "Jan Petrous (OSS)" <jan.petrous@....nxp.com>
Subject: [PATCH v3 08/16] net: dwmac-rk: Use helper rgmii_clock

From: "Jan Petrous (OSS)" <jan.petrous@....nxp.com>

???

Signed-off-by: Jan Petrous (OSS) <jan.petrous@....nxp.com>
---
 drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c | 30 ++++++--------------------
 1 file changed, 6 insertions(+), 24 deletions(-)

diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c
index 50073bdade46..2fd650b3bc5c 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c
@@ -1079,20 +1079,11 @@ static void rk3568_set_gmac_speed(struct rk_priv_data *bsp_priv, int speed)
 {
 	struct clk *clk_mac_speed = bsp_priv->clks[RK_CLK_MAC_SPEED].clk;
 	struct device *dev = &bsp_priv->pdev->dev;
-	unsigned long rate;
+	long rate;
 	int ret;

-	switch (speed) {
-	case 10:
-		rate = 2500000;
-		break;
-	case 100:
-		rate = 25000000;
-		break;
-	case 1000:
-		rate = 125000000;
-		break;
-	default:
+	rate = rgmii_clock(speed);
+	if (rate < 0) {
 		dev_err(dev, "unknown speed value for GMAC speed=%d", speed);
 		return;
 	}
@@ -1540,20 +1531,11 @@ static void rv1126_set_rgmii_speed(struct rk_priv_data *bsp_priv, int speed)
 {
 	struct clk *clk_mac_speed = bsp_priv->clks[RK_CLK_MAC_SPEED].clk;
 	struct device *dev = &bsp_priv->pdev->dev;
-	unsigned long rate;
+	long rate;
 	int ret;

-	switch (speed) {
-	case 10:
-		rate = 2500000;
-		break;
-	case 100:
-		rate = 25000000;
-		break;
-	case 1000:
-		rate = 125000000;
-		break;
-	default:
+	rate = rgmii_clock(speed);
+	if (rate < 0) {
 		dev_err(dev, "unknown speed value for RGMII speed=%d", speed);
 		return;
 	}

-- 
2.46.0