netdev - Re: [PATCH net v5 2/6] net: dsa: mt7530: fix trapping frames on non-MT7621 SoC MT7530 switch

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Message-ID: <20230616103729.a5t2top2av5vkxt4@skbuf>
Date: Fri, 16 Jun 2023 13:37:29 +0300
From: Vladimir Oltean <olteanv@...il.com>
To: arinc9.unal@...il.com
Cc: Arınç ÜNAL <arinc.unal@...nc9.com>,
	Daniel Golle <daniel@...rotopia.org>,
	Landen Chao <Landen.Chao@...iatek.com>,
	DENG Qingfang <dqfext@...il.com>,
	Sean Wang <sean.wang@...iatek.com>, Andrew Lunn <andrew@...n.ch>,
	Florian Fainelli <f.fainelli@...il.com>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	Matthias Brugger <matthias.bgg@...il.com>,
	AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>,
	Russell King <linux@...linux.org.uk>,
	Frank Wunderlich <frank-w@...lic-files.de>,
	Bartel Eerdekens <bartel.eerdekens@...stell8.be>,
	mithat.guner@...ont.com, erkin.bozoglu@...ont.com,
	linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-mediatek@...ts.infradead.org
Subject: Re: [PATCH net v5 2/6] net: dsa: mt7530: fix trapping frames on
 non-MT7621 SoC MT7530 switch

On Fri, Jun 16, 2023 at 05:53:23AM +0300, arinc9.unal@...il.com wrote:
> From: Arınç ÜNAL <arinc.unal@...nc9.com>
> 
> The check for setting the CPU_PORT bits must include the non-MT7621 SoC
> MT7530 switch variants to trap frames. Expand the check to include them.
> 
> Fixes: b8f126a8d543 ("net-next: dsa: add dsa support for Mediatek MT7530 switch")
> Signed-off-by: Arınç ÜNAL <arinc.unal@...nc9.com>
> ---

Maybe this alternative commit message is an improvement:

All MT7530 switch IP variants share the MT7530_MFC register, but the
current driver only writes it for the switch variant that is integrated
in the MT7621 SoC. Modify the code to include all MT7530 derivatives.