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* [PATCH net-next 5/6] net: stmmac: starfive: use dwmac_set_tx_clk_gmii()
@ 2023-09-11 15:29 Russell King (Oracle)
  0 siblings, 0 replies; 3+ messages in thread
From: Russell King (Oracle) @ 2023-09-11 15:29 UTC (permalink / raw)
  To: Alexandre Torgue, Jose Abreu
  Cc: Alexei Starovoitov, bpf, Daniel Borkmann, David S. Miller,
	Emil Renner Berthing, Eric Dumazet, Fabio Estevam, Jakub Kicinski,
	Jesper Dangaard Brouer, John Fastabend, linux-arm-kernel,
	linux-stm32, Maxime Coquelin, netdev, NXP Linux Team, Paolo Abeni,
	Pengutronix Kernel Team, Samin Guo, Sascha Hauer, Shawn Guo

Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
---
 .../ethernet/stmicro/stmmac/dwmac-starfive.c  | 29 +++++--------------
 1 file changed, 8 insertions(+), 21 deletions(-)

diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-starfive.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-starfive.c
index 9289bb87c3e3..3dc04017e3d3 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-starfive.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-starfive.c
@@ -14,6 +14,7 @@
 #include <linux/regmap.h>
 
 #include "stmmac_platform.h"
+#include "stmmac_plat_lib.h"
 
 #define STARFIVE_DWMAC_PHY_INFT_RGMII	0x1
 #define STARFIVE_DWMAC_PHY_INFT_RMII	0x4
@@ -27,29 +28,15 @@ 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;
 	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:
-		dev_err(dwmac->dev, "invalid speed %u\n", speed);
-		break;
-	}
-
-	err = clk_set_rate(dwmac->clk_tx, rate);
-	if (err)
-		dev_err(dwmac->dev, "failed to set tx rate %lu\n", rate);
+	err = dwmac_set_tx_clk_gmii(dwmac->clk_tx, speed);
+	if (err == -ENOTSUPP)
+		dev_err(dwmac->dev, "invalid speed %dMbps\n", speed);
+	else if (err)
+		dev_err(dwmac->dev,
+			"failed to set tx rate for speed %dMbps: %pe\n",
+			speed, ERR_PTR(err));
 }
 
 static int starfive_dwmac_set_mode(struct plat_stmmacenet_data *plat_dat)
-- 
2.30.2


^ permalink raw reply related	[flat|nested] 3+ messages in thread
* [PATCH net-next 5/6] net: stmmac: starfive: use dwmac_set_tx_clk_gmii()
  2023-09-11 15:28 [PATCH net-next 0/6] net: stmmac: add and use library for setting clock Russell King (Oracle)
@ 2023-09-11 15:29 ` Russell King (Oracle)
  2023-09-14 12:10   ` Serge Semin
  0 siblings, 1 reply; 3+ messages in thread
From: Russell King (Oracle) @ 2023-09-11 15:29 UTC (permalink / raw)
  To: Alexandre Torgue, Jose Abreu
  Cc: Alexei Starovoitov, bpf, Daniel Borkmann, David S. Miller,
	Emil Renner Berthing, Eric Dumazet, Fabio Estevam, Jakub Kicinski,
	Jesper Dangaard Brouer, John Fastabend, linux-arm-kernel,
	linux-stm32, Maxime Coquelin, netdev, NXP Linux Team, Paolo Abeni,
	Pengutronix Kernel Team, Samin Guo, Sascha Hauer, Shawn Guo

Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
---
 .../ethernet/stmicro/stmmac/dwmac-starfive.c  | 29 +++++--------------
 1 file changed, 8 insertions(+), 21 deletions(-)

diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-starfive.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-starfive.c
index 9289bb87c3e3..3dc04017e3d3 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-starfive.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-starfive.c
@@ -14,6 +14,7 @@
 #include <linux/regmap.h>
 
 #include "stmmac_platform.h"
+#include "stmmac_plat_lib.h"
 
 #define STARFIVE_DWMAC_PHY_INFT_RGMII	0x1
 #define STARFIVE_DWMAC_PHY_INFT_RMII	0x4
@@ -27,29 +28,15 @@ 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;
 	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:
-		dev_err(dwmac->dev, "invalid speed %u\n", speed);
-		break;
-	}
-
-	err = clk_set_rate(dwmac->clk_tx, rate);
-	if (err)
-		dev_err(dwmac->dev, "failed to set tx rate %lu\n", rate);
+	err = dwmac_set_tx_clk_gmii(dwmac->clk_tx, speed);
+	if (err == -ENOTSUPP)
+		dev_err(dwmac->dev, "invalid speed %dMbps\n", speed);
+	else if (err)
+		dev_err(dwmac->dev,
+			"failed to set tx rate for speed %dMbps: %pe\n",
+			speed, ERR_PTR(err));
 }
 
 static int starfive_dwmac_set_mode(struct plat_stmmacenet_data *plat_dat)
-- 
2.30.2


^ permalink raw reply related	[flat|nested] 3+ messages in thread
* Re: [PATCH net-next 5/6] net: stmmac: starfive: use dwmac_set_tx_clk_gmii()
  2023-09-11 15:29 ` [PATCH net-next 5/6] net: stmmac: starfive: use dwmac_set_tx_clk_gmii() Russell King (Oracle)
@ 2023-09-14 12:10   ` Serge Semin
  0 siblings, 0 replies; 3+ messages in thread
From: Serge Semin @ 2023-09-14 12:10 UTC (permalink / raw)
  To: Russell King (Oracle)
  Cc: Alexandre Torgue, Jose Abreu, Alexei Starovoitov, bpf,
	Daniel Borkmann, David S. Miller, Emil Renner Berthing,
	Eric Dumazet, Fabio Estevam, Jakub Kicinski,
	Jesper Dangaard Brouer, John Fastabend, linux-arm-kernel,
	linux-stm32, Maxime Coquelin, netdev, NXP Linux Team, Paolo Abeni,
	Pengutronix Kernel Team, Samin Guo, Sascha Hauer, Shawn Guo

On Mon, Sep 11, 2023 at 04:29:31PM +0100, Russell King (Oracle) wrote:
> Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
> ---
>  .../ethernet/stmicro/stmmac/dwmac-starfive.c  | 29 +++++--------------
>  1 file changed, 8 insertions(+), 21 deletions(-)
> 
> diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-starfive.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-starfive.c
> index 9289bb87c3e3..3dc04017e3d3 100644
> --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-starfive.c
> +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-starfive.c
> @@ -14,6 +14,7 @@
>  #include <linux/regmap.h>
>  
>  #include "stmmac_platform.h"
> +#include "stmmac_plat_lib.h"
>  
>  #define STARFIVE_DWMAC_PHY_INFT_RGMII	0x1
>  #define STARFIVE_DWMAC_PHY_INFT_RMII	0x4
> @@ -27,29 +28,15 @@ 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;
>  	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:
> -		dev_err(dwmac->dev, "invalid speed %u\n", speed);
> -		break;
> -	}
> -
> -	err = clk_set_rate(dwmac->clk_tx, rate);
> -	if (err)
> -		dev_err(dwmac->dev, "failed to set tx rate %lu\n", rate);
> +	err = dwmac_set_tx_clk_gmii(dwmac->clk_tx, speed);
> +	if (err == -ENOTSUPP)

> +		dev_err(dwmac->dev, "invalid speed %dMbps\n", speed);

%u?

> +	else if (err)
> +		dev_err(dwmac->dev,

> +			"failed to set tx rate for speed %dMbps: %pe\n",

ditto

-Serge(y)

> +			speed, ERR_PTR(err));
>  }
>  
>  static int starfive_dwmac_set_mode(struct plat_stmmacenet_data *plat_dat)
> -- 
> 2.30.2
> 
> 

^ permalink raw reply	[flat|nested] 3+ messages in thread
end of thread, other threads:[~2023-09-14 12:10 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz follow: Atom feed
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2023-09-11 15:29 [PATCH net-next 5/6] net: stmmac: starfive: use dwmac_set_tx_clk_gmii() Russell King (Oracle)
  -- strict thread matches above, loose matches on Subject: below --
2023-09-11 15:28 [PATCH net-next 0/6] net: stmmac: add and use library for setting clock Russell King (Oracle)
2023-09-11 15:29 ` [PATCH net-next 5/6] net: stmmac: starfive: use dwmac_set_tx_clk_gmii() Russell King (Oracle)
2023-09-14 12:10   ` Serge Semin

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