RE: [EXTERNAL] Re: [PATCH net-next] net: ethtool: add COALESCE_RX_CQE_FRAMES/NSECS parameters

[Haiyang Zhang]

> -----Original Message-----
> From: Andrew Lunn <andrew@xxxxxxx>
> Sent: Monday, February 23, 2026 9:01 AM
> To: Haiyang Zhang <haiyangz@xxxxxxxxxxxxxxxxxxx>
> Cc: linux-hyperv@xxxxxxxxxxxxxxx; netdev@xxxxxxxxxxxxxxx; Jakub Kicinski
> <kuba@xxxxxxxxxx>; Donald Hunter <donald.hunter@xxxxxxxxx>; David S.
> Miller <davem@xxxxxxxxxxxxx>; Eric Dumazet <edumazet@xxxxxxxxxx>; Paolo
> Abeni <pabeni@xxxxxxxxxx>; Simon Horman <horms@xxxxxxxxxx>; Jonathan
> Corbet <corbet@xxxxxxx>; Shuah Khan <skhan@xxxxxxxxxxxxxxxxxxx>; Kory
> Maincent (Dent Project) <kory.maincent@xxxxxxxxxxx>; Gal Pressman
> <gal@xxxxxxxxxx>; Oleksij Rempel <o.rempel@xxxxxxxxxxxxxx>; Vadim
> Fedorenko <vadim.fedorenko@xxxxxxxxx>; linux-kernel@xxxxxxxxxxxxxxx;
> linux-doc@xxxxxxxxxxxxxxx; Haiyang Zhang <haiyangz@xxxxxxxxxxxxx>; Paul
> Rosswurm <paulros@xxxxxxxxxxxxx>
> Subject: [EXTERNAL] Re: [PATCH net-next] net: ethtool: add
> COALESCE_RX_CQE_FRAMES/NSECS parameters
> 
> On Sun, Feb 22, 2026 at 01:23:17PM -0800, Haiyang Zhang wrote:
> > From: Haiyang Zhang <haiyangz@xxxxxxxxxxxxx>
> >
> > Add two parameters for drivers supporting Rx CQE Coalescing.
> >
> > ETHTOOL_A_COALESCE_RX_CQE_FRAMES:
> > Maximum number of frames that can be coalesced into a CQE.
> >
> > ETHTOOL_A_COALESCE_RX_CQE_NSECS:
> > Time out value in nanoseconds after the first packet arrival in a
> > coalesced CQE to be sent.
> 
> A new API needs a user. A kAPI especially needs a user. Please add
> support to at least one driver.

Sure, next time I will include MANA driver patches using this kAPI
in the same series. The MANA HW/FW API is still being worked on by
other teams.

Thanks,
- Haiyang