Subject: Re: [PATCH net-next v3 00/12] net: airoha: Support multiple net_devices connected to the same GDM port

From: Lorenzo Bianconi <[email-masked]>
Date: Fri, 10 Apr 2026 09:37:11 +0200

> On Mon, 06 Apr 2026 12:34:05 +0200 Lorenzo Bianconi wrote:
> > EN7581 or AN7583 SoCs support connecting multiple external SerDes (e.g.
> > Ethernet or USB SerDes) to GDM3 or GDM4 ports via a hw arbiter that
> > manages the traffic in a TDM manner. As a result multiple net_devices can
> > connect to the same GDM{3,4} port and there is a theoretical "1:n"
> > relation between GDM ports and net_devices.
> 
> Looks like this driver uses page pool.
> If you're sharing the same page pool across multiple netdevs
> it must not be linked to a netdev.

are you referring to slow.netdev pointer? If so, this is not set in airoha_eth
driver.

Regards,
Lorenzo