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* [PATCH net-next] r8169: increase max jumbo packet size on RTL8125/RTL8126
@ 2025-03-07  7:29 Heiner Kallweit
  2025-03-10  6:36 ` Simon Horman
  2025-03-10 20:40 ` patchwork-bot+netdevbpf
  0 siblings, 2 replies; 3+ messages in thread
From: Heiner Kallweit @ 2025-03-07  7:29 UTC (permalink / raw)
  To: Realtek linux nic maintainers, Andrew Lunn, Paolo Abeni,
	Jakub Kicinski, David Miller, Eric Dumazet, Simon Horman
  Cc: netdev@vger.kernel.org, Rui Salvaterra

Realtek confirmed that all RTL8125/RTL8126 chip versions support up to
16K jumbo packets. Reflect this in the driver.

Tested by Rui on RTL8125B with 12K jumbo packets.

Suggested-by: Rui Salvaterra <rsalvaterra@gmail.com>
Tested-by: Rui Salvaterra <rsalvaterra@gmail.com>
Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
---
 drivers/net/ethernet/realtek/r8169_main.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/net/ethernet/realtek/r8169_main.c b/drivers/net/ethernet/realtek/r8169_main.c
index fa339bd8c..b18daeeda 100644
--- a/drivers/net/ethernet/realtek/r8169_main.c
+++ b/drivers/net/ethernet/realtek/r8169_main.c
@@ -89,6 +89,7 @@
 #define JUMBO_6K	(6 * SZ_1K - VLAN_ETH_HLEN - ETH_FCS_LEN)
 #define JUMBO_7K	(7 * SZ_1K - VLAN_ETH_HLEN - ETH_FCS_LEN)
 #define JUMBO_9K	(9 * SZ_1K - VLAN_ETH_HLEN - ETH_FCS_LEN)
+#define JUMBO_16K	(SZ_16K - VLAN_ETH_HLEN - ETH_FCS_LEN)
 
 static const struct {
 	const char *name;
@@ -5360,6 +5361,9 @@ static int rtl_jumbo_max(struct rtl8169_private *tp)
 	/* RTL8168c */
 	case RTL_GIGA_MAC_VER_18 ... RTL_GIGA_MAC_VER_24:
 		return JUMBO_6K;
+	/* RTL8125/8126 */
+	case RTL_GIGA_MAC_VER_61 ... RTL_GIGA_MAC_VER_71:
+		return JUMBO_16K;
 	default:
 		return JUMBO_9K;
 	}
-- 
2.48.1

^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [PATCH net-next] r8169: increase max jumbo packet size on RTL8125/RTL8126
  2025-03-07  7:29 [PATCH net-next] r8169: increase max jumbo packet size on RTL8125/RTL8126 Heiner Kallweit
@ 2025-03-10  6:36 ` Simon Horman
  2025-03-10 20:40 ` patchwork-bot+netdevbpf
  1 sibling, 0 replies; 3+ messages in thread
From: Simon Horman @ 2025-03-10  6:36 UTC (permalink / raw)
  To: Heiner Kallweit
  Cc: Realtek linux nic maintainers, Andrew Lunn, Paolo Abeni,
	Jakub Kicinski, David Miller, Eric Dumazet,
	netdev@vger.kernel.org, Rui Salvaterra

On Fri, Mar 07, 2025 at 08:29:47AM +0100, Heiner Kallweit wrote:
> Realtek confirmed that all RTL8125/RTL8126 chip versions support up to
> 16K jumbo packets. Reflect this in the driver.
> 
> Tested by Rui on RTL8125B with 12K jumbo packets.
> 
> Suggested-by: Rui Salvaterra <rsalvaterra@gmail.com>
> Tested-by: Rui Salvaterra <rsalvaterra@gmail.com>
> Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>

Reviewed-by: Simon Horman <horms@kernel.org>


^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [PATCH net-next] r8169: increase max jumbo packet size on RTL8125/RTL8126
  2025-03-07  7:29 [PATCH net-next] r8169: increase max jumbo packet size on RTL8125/RTL8126 Heiner Kallweit
  2025-03-10  6:36 ` Simon Horman
@ 2025-03-10 20:40 ` patchwork-bot+netdevbpf
  1 sibling, 0 replies; 3+ messages in thread
From: patchwork-bot+netdevbpf @ 2025-03-10 20:40 UTC (permalink / raw)
  To: Heiner Kallweit
  Cc: nic_swsd, andrew+netdev, pabeni, kuba, davem, edumazet, horms,
	netdev, rsalvaterra

Hello:

This patch was applied to netdev/net-next.git (main)
by Jakub Kicinski <kuba@kernel.org>:

On Fri, 7 Mar 2025 08:29:47 +0100 you wrote:
> Realtek confirmed that all RTL8125/RTL8126 chip versions support up to
> 16K jumbo packets. Reflect this in the driver.
> 
> Tested by Rui on RTL8125B with 12K jumbo packets.
> 
> Suggested-by: Rui Salvaterra <rsalvaterra@gmail.com>
> Tested-by: Rui Salvaterra <rsalvaterra@gmail.com>
> Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
> 
> [...]

Here is the summary with links:
  - [net-next] r8169: increase max jumbo packet size on RTL8125/RTL8126
    https://git.kernel.org/netdev/net-next/c/473367a5ffe1

You are awesome, thank you!
-- 
Deet-doot-dot, I am a bot.
https://korg.docs.kernel.org/patchwork/pwbot.html



^ permalink raw reply	[flat|nested] 3+ messages in thread

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2025-03-07  7:29 [PATCH net-next] r8169: increase max jumbo packet size on RTL8125/RTL8126 Heiner Kallweit
2025-03-10  6:36 ` Simon Horman
2025-03-10 20:40 ` patchwork-bot+netdevbpf

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