linux-kernel - Re: [PATCH net v2] net: ethernet: ti: am65-cpts: Fix PTPv1 message type on TX packets

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Message-Id: 
 <171405903416.5824.618925777912040630.git-patchwork-notify@kernel.org>
Date: Thu, 25 Apr 2024 15:30:34 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Ravi Gunasekaran <r-gunasekaran@...com>
Cc: s-vadapalli@...com, rogerq@...nel.org, davem@...emloft.net,
 edumazet@...gle.com, kuba@...nel.org, pabeni@...hat.com,
 richardcochran@...il.com, jreeder@...com, netdev@...r.kernel.org,
 linux-kernel@...r.kernel.org, srk@...com, ed.trexel@...com
Subject: Re: [PATCH net v2] net: ethernet: ti: am65-cpts: Fix PTPv1 message type
 on TX packets

Hello:

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

On Wed, 24 Apr 2024 12:46:26 +0530 you wrote:
> From: Jason Reeder <jreeder@...com>
> 
> The CPTS, by design, captures the messageType (Sync, Delay_Req, etc.)
> field from the second nibble of the PTP header which is defined in the
> PTPv2 (1588-2008) specification. In the PTPv1 (1588-2002) specification
> the first two bytes of the PTP header are defined as the versionType
> which is always 0x0001. This means that any PTPv1 packets that are
> tagged for TX timestamping by the CPTS will have their messageType set
> to 0x0 which corresponds to a Sync message type. This causes issues
> when a PTPv1 stack is expecting a Delay_Req (messageType: 0x1)
> timestamp that never appears.
> 
> [...]

Here is the summary with links:
  - [net,v2] net: ethernet: ti: am65-cpts: Fix PTPv1 message type on TX packets
    https://git.kernel.org/netdev/net/c/1b9e743e923b

You are awesome, thank you!
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