linux-kernel - Re: [PATCH net-next v5 6/9] net: dsa: microchip: dcb: add special handling for KSZ88X3 family

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Date: Tue, 9 Apr 2024 13:58:32 +0000
From: <Arun.Ramadoss@...rochip.com>
To: <andrew@...n.ch>, <olteanv@...il.com>, <davem@...emloft.net>,
	<Woojung.Huh@...rochip.com>, <pabeni@...hat.com>, <o.rempel@...gutronix.de>,
	<edumazet@...gle.com>, <f.fainelli@...il.com>, <kuba@...nel.org>
CC: <kernel@...gutronix.de>, <dsahern@...nel.org>, <san@...v.dk>,
	<willemb@...gle.com>, <linux-kernel@...r.kernel.org>,
	<netdev@...r.kernel.org>, <horms@...nel.org>, <UNGLinuxDriver@...rochip.com>
Subject: Re: [PATCH net-next v5 6/9] net: dsa: microchip: dcb: add special
 handling for KSZ88X3 family

On Tue, 2024-04-09 at 10:18 +0200, Oleksij Rempel wrote:
> EXTERNAL EMAIL: Do not click links or open attachments unless you
> know the content is safe
> 
> KSZ88X3 switches have different behavior on different ports:
> - It seems to be not possible to disable VLAN PCP classification on
> port
>   2. It means, as soon as mutliqueue support is enabled, frames with
>      VLAN tag will get PCP prios. This behavior do not affect Port 1
> -
>      it is possible to disable PCP prios.
> - DSCP classification is not working on Port 2.
> 
> Since there are still usable configuration combinations, I added some
> quirks to make sure user will get appropriate error message if not
> possible configuration is chosen.
> 
> Signed-off-by: Oleksij Rempel <o.rempel@...gutronix.de>

Acked-by: Arun Ramadoss <arun.ramadoss@...rochip.com>