diff mbox series

[RFC,net-next,v6,09/15] net: dwmac-starfive: Use helper rgmii_clock

Message ID 20241124-upstream_s32cc_gmac-v6-9-dc5718ccf001@oss.nxp.com (mailing list archive)
State New
Headers show
Series Add support for Synopsis DWMAC IP on NXP Automotive SoCs S32G2xx/S32G3xx/S32R45 | expand

Commit Message

Jan Petrous via B4 Relay Nov. 24, 2024, 10:42 p.m. UTC 
From: "Jan Petrous (OSS)" <jan.petrous@oss.nxp.com>

Utilize a new helper function rgmii_clock().

Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Reviewed-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
Signed-off-by: Jan Petrous (OSS) <jan.petrous@oss.nxp.com>
---
 drivers/net/ethernet/stmicro/stmmac/dwmac-starfive.c | 19 ++++---------------
 1 file changed, 4 insertions(+), 15 deletions(-)
diff mbox series

Patch

diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-starfive.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-starfive.c
index 421666279dd3..0a0a363d3730 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-starfive.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-starfive.c
@@ -34,24 +34,13 @@  struct starfive_dwmac {
 static void starfive_dwmac_fix_mac_speed(void *priv, unsigned int speed, unsigned int mode)
 {
 	struct starfive_dwmac *dwmac = priv;
-	unsigned long rate;
+	long rate;
 	int err;
 
-	rate = clk_get_rate(dwmac->clk_tx);
-
-	switch (speed) {
-	case SPEED_1000:
-		rate = 125000000;
-		break;
-	case SPEED_100:
-		rate = 25000000;
-		break;
-	case SPEED_10:
-		rate = 2500000;
-		break;
-	default:
+	rate = rgmii_clock(speed);
+	if (rate < 0) {
 		dev_err(dwmac->dev, "invalid speed %u\n", speed);
-		break;
+		return;
 	}
 
 	err = clk_set_rate(dwmac->clk_tx, rate);