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Date:   Mon, 11 May 2020 20:41:04 -0700
From:   Florian Fainelli <>
To:     Vladimir Oltean <>,,
Subject: Re: [PATCH v2 net-next 14/15] net: dsa: sja1105: implement VLAN
 retagging for dsa_8021q sub-VLANs

On 5/11/2020 6:53 AM, Vladimir Oltean wrote:
> From: Vladimir Oltean <>
> Expand the delta commit procedure for VLANs with additional logic for
> treating bridge_vlans in the newly introduced operating mode,
> For every bridge VLAN on every user port, a sub-VLAN index is calculated
> and retagging rules are installed towards a dsa_8021q rx_vid that
> encodes that sub-VLAN index. This way, the tagger can identify the
> original VLANs.
> Extra care is taken for VLANs to still work as intended in cross-chip
> scenarios. Retagging may have unintended consequences for these because
> a sub-VLAN encoding that works for the CPU does not make any sense for a
> front-panel port.
> Signed-off-by: Vladimir Oltean <>

Reviewed-by: Florian Fainelli <>

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