[PATCH net-next 2/2] net: stmmac: dwmac-starfive: remove unnecessary clk_get_rate()

Jisheng Zhang jszhang at kernel.org
Sun Aug 27 06:41:50 PDT 2023


In starfive_dwmac_fix_mac_speed(), the rate gotten by clk_get_rate()
is not necessary, remove the clk_get_rate() calling.

Signed-off-by: Jisheng Zhang <jszhang at kernel.org>
---
 drivers/net/ethernet/stmicro/stmmac/dwmac-starfive.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-starfive.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-starfive.c
index b68f42795eaa..422138ef565e 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-starfive.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-starfive.c
@@ -30,8 +30,6 @@ static void starfive_dwmac_fix_mac_speed(void *priv, unsigned int speed, unsigne
 	unsigned long rate;
 	int err;
 
-	rate = clk_get_rate(dwmac->clk_tx);
-
 	switch (speed) {
 	case SPEED_1000:
 		rate = 125000000;
@@ -44,7 +42,7 @@ static void starfive_dwmac_fix_mac_speed(void *priv, unsigned int speed, unsigne
 		break;
 	default:
 		dev_err(dwmac->dev, "invalid speed %u\n", speed);
-		break;
+		return;
 	}
 
 	err = clk_set_rate(dwmac->clk_tx, rate);
-- 
2.40.1




More information about the linux-arm-kernel mailing list