Re: [PATCH net-next v23 6/9] net: dsa: tag_mtk: add Airoha variant usage of this TAG

From: Andrew Lunn

Date: Sun Sep 27 2026 - 14:50:19 EST


On Fri, Sep 25, 2026 at 08:24:28PM +0200, Christian Marangi wrote:
> Add variant of the MTK TAG for Airoha Switch and comments about difference
> between Airoha AN8855 and Mediatek tag bitmap.
>
> Airoha AN8855 doesn't support controlling SA learning and Leaky VLAN
> from tag. Although these bits are not used (and even not defined for
> Leaky VLAN), it's worth to add comments for these difference to prevent
> any kind of regression in the future if ever these bits will be used.
>
> Rework the makefile, config and tag driver to better report to
> external tool (like libpcap) the usage of this variant with a dedicated
> "Airoha" name.
>
> Signed-off-by: Christian Marangi <ansuelsmth@xxxxxxxxx>

Reviewed-by: Andrew Lunn <andrew@xxxxxxx>

Andrew