Subject: Re: [PATCH net-next v7 15/16] net: ethtool: ts: Let the active time stamping layer be selectable

From: Jakub Kicinski <[email-masked]>
Date: Wed, 29 Nov 2023 15:56:13 -0800

On Wed, 29 Nov 2023 23:00:34 +0100 Köry Maincent wrote:
> > Not sure why you say "not used", though. Are you not planning to expose
> > the qualifier as an attribute to the listing of hwtstamp providers
> > offered to user space by ETHTOOL_MSG_TSINFO_GET?  
> 
> Yes I will, I was just saying that all the PHC would be set as precise for now.
> Approximate timestamp quality won't be used because IIUC there are no NIC driver
> supporting it yet.

Agreed that we should add the attr from the start.

Maybe we can ask/work with Rahul <[email-masked]>
to implement the right thing in mlx5?

Failing that we can mark mlx5 as imprecise, until its sorted out.
So that we have both types in the tree.