Subject: Re: [PATCH net-next 0/4] net: dsa: Add NXP i.MX RT1180 NETC switch support

From: Jakub Kicinski <[email-masked]>
Date: Tue, 12 May 2026 18:39:57 -0700

On Sat,  9 May 2026 18:06:28 +0900 Minghuan Lian wrote:
> This series adds DSA support for the NXP i.MX RT1180 NETC Ethernet
> switch using the Heterogeneous Multi-SoC (HMS) architecture.
> 
> In HMS systems, the i.MX RT1180 MCU runs firmware that manages the
> NETC switch hardware, while a host SoC (e.g. i.MX93/i.MX94) runs
> Linux and exposes the switch ports through DSA. The host communicates
> with the RT1180 over SPI to configure the switch and exchange control
> traffic.
> 
> The series includes:
> - DT binding for the switch
> - HMS tag protocol using tag_8021q for data and meta frames for control
> - DSA driver with SPI transport, phylink, FDB, VLAN and bridge support
> - ethtool statistics support

Lots of basic issues in these patches. Please get them reviewed by
someone within NXP with upstream (netdev) experience before posting v2.

There's also a build warning:

drivers/net/dsa/hms/hms_main.c:900:23: warning: symbol 'hms_info' was not declared. Should it be static?
-- 
pw-bot: cr