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Message-ID: <20230616102911.yqwjjs6gezmhq72l@skbuf>
Date:   Fri, 16 Jun 2023 13:29:11 +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.

I would add a simple "(identified by ID_MT7530)" to the commit message here.

> 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>
> ---

Reviewed-by: Vladimir Oltean <olteanv@...il.com>

>  drivers/net/dsa/mt7530.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/net/dsa/mt7530.c b/drivers/net/dsa/mt7530.c
> index 0a5237793209..e9fbe7ae6c2c 100644
> --- a/drivers/net/dsa/mt7530.c
> +++ b/drivers/net/dsa/mt7530.c
> @@ -1007,7 +1007,7 @@ mt753x_cpu_port_enable(struct dsa_switch *ds, int port)
>  		   UNU_FFP(BIT(port)));
>  
>  	/* Set CPU port number */
> -	if (priv->id == ID_MT7621)
> +	if (priv->id == ID_MT7530 || priv->id == ID_MT7621)
>  		mt7530_rmw(priv, MT7530_MFC, CPU_MASK, CPU_EN | CPU_PORT(port));
>  
>  	/* Add the CPU port to the CPU port bitmap for MT7531 and the switch on
> -- 
> 2.39.2
> 

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