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Date:   Fri, 16 Jun 2023 13:03:14 +0300
From:   Vladimir Oltean <olteanv@gmail.com>
To:     arinc9.unal@gmail.com
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        <angelogioacchino.delregno@collabora.com>,
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        linux-mediatek@lists.infradead.org
Subject: Re: [PATCH net v5 2/6] net: dsa: mt7530: fix trapping frames on
 non-MT7621 SoC MT7530 switch
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References: <20230616025327.12652-1-arinc.unal@arinc9.com>
 <20230616025327.12652-3-arinc.unal@arinc9.com>
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On Fri, Jun 16, 2023 at 05:53:23AM +0300, arinc9.unal@gmail.com wrote:
> From: Arınç ÜNAL <arinc.unal@arinc9.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@arinc9.com>
> ---

why do you say non-MT7621 when the change specifically includes MT7621?
What is the affected SoC then?

>  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
>