[net-next v23 2/7] net: mtip: The L2 switch driver for imx287

Łukasz Majewski lukasz.majewski at mailbox.org
Fri Feb 6 02:24:54 PST 2026


Hi Jakub,

> On Thu,  5 Feb 2026 00:21:30 +0100 Lukasz Majewski wrote:
> > This patch series provides support for More Than IP L2 switch
> > embedded in the imx287 SoC.
> > 
> > This is a two port switch (placed between uDMA[01] and MAC-NET[01]),
> > which can be used for offloading the network traffic.
> > 
> > It can be used interchangeably with current FEC driver - to be more
> > specific: one can use either of it, depending on the requirements.
> > 
> > The biggest difference is the usage of DMA - when FEC is used,
> > separate DMAs are available for each ENET-MAC block.
> > However, with switch enabled - only the DMA0 is used to
> > send/receive data to/form switch (and then switch sends them to
> > respecitive ports).
> > 
> > Signed-off-by: Lukasz Majewski <lukasz.majewski at mailbox.org>
> > Reviewed-by: Stefan Wahren <wahrenst at gmx.net>
> > Reviewed-by: Andrew Lunn <andrew at lunn.ch>  
> 
> Transient build failure here:
> 
> drivers/net/ethernet/freescale/mtipsw/mtipl2sw.c:1072:32: warning:
> variable ‘priv’ set but not used [-Wunused-but-set-variable] 1072 |
>       struct mtip_ndev_priv *priv; |
> ^~~~
> 
> I sent out the AI code reviews while at it, without looking at them.
> So please approach them with caution..

IMHO, issues pointed with AI review have been at discussed and
(to my best knowledge) addressed.

Shall I prepare next version of this patch set?

-- 
Best regards,

Łukasz Majewski



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