linux-kernel - Re: [PATCH v4 2/6] net: dsa: mt7530: rework mt7530_hw_vlan

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Message-ID: <749728f6-fe32-bf3f-e71b-020e58a4cde1@gmail.com>
Date:   Tue, 14 Jun 2022 15:34:43 -0700
From:   Florian Fainelli <f.fainelli@...il.com>
To:     Frank Wunderlich <linux@...web.de>,
        linux-rockchip@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org
Cc:     Frank Wunderlich <frank-w@...lic-files.de>,
        Andrew Lunn <andrew@...n.ch>,
        Vivien Didelot <vivien.didelot@...il.com>,
        Vladimir Oltean <olteanv@...il.com>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Heiko Stuebner <heiko@...ech.de>,
        Sean Wang <sean.wang@...iatek.com>,
        Landen Chao <Landen.Chao@...iatek.com>,
        DENG Qingfang <dqfext@...il.com>,
        Peter Geis <pgwipeout@...il.com>, netdev@...r.kernel.org,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org, Greg Ungerer <gerg@...nel.org>,
        René van Dorst <opensource@...rst.com>,
        Mauro Carvalho Chehab <mchehab+samsung@...nel.org>
Subject: Re: [PATCH v4 2/6] net: dsa: mt7530: rework mt7530_hw_vlan_{add,del}

On 6/10/22 10:05, Frank Wunderlich wrote:
> From: Frank Wunderlich <frank-w@...lic-files.de>
> 
> Rework vlan_add/vlan_del functions in preparation for dynamic cpu port.
> 
> Currently BIT(MT7530_CPU_PORT) is added to new_members, even though
> mt7530_port_vlan_add() will be called on the CPU port too.
> 
> Let DSA core decide when to call port_vlan_add for the CPU port, rather
> than doing it implicitly.
> 
> We can do autonomous forwarding in a certain VLAN, but not add br0 to that
> VLAN and avoid flooding the CPU with those packets, if software knows it
> doesn't need to process them.
> 
> Suggested-by: Vladimir Oltean <olteanv@...il.com>
> Signed-off-by: Frank Wunderlich <frank-w@...lic-files.de>
> Reviewed-by: Vladimir Oltean <olteanv@...il.com>

Reviewed-by: Florian Fainelli <f.fainelli@...il.com>
-- 
Florian