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From: DENG Qingfang <dqfext@gmail.com>
To: Oleksij Rempel <o.rempel@pengutronix.de>
Cc: Andrew Lunn <andrew@lunn.ch>,
	Vivien Didelot <vivien.didelot@gmail.com>,
	Florian Fainelli <f.fainelli@gmail.com>,
	Vladimir Oltean <olteanv@gmail.com>,
	"David S. Miller" <davem@davemloft.net>,
	Jakub Kicinski <kuba@kernel.org>,
	Russell King <linux@armlinux.org.uk>,
	Pengutronix Kernel Team <kernel@pengutronix.de>,
	netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-mips@vger.kernel.org
Subject: Re: [PATCH net 1/1] net: dsa: qca: ar9331: make proper initial port defaults
Date: Tue,  3 Aug 2021 16:14:35 +0800	[thread overview]
Message-ID: <20210803081435.2910620-1-dqfext@gmail.com> (raw)
In-Reply-To: <20210803065424.9692-1-o.rempel@pengutronix.de>

On Tue, Aug 03, 2021 at 08:54:24AM +0200, Oleksij Rempel wrote:
> +	if (dsa_is_cpu_port(ds, port)) {
> +		/* CPU port should be allowed to communicate with all user
> +		 * ports.
> +		 */
> +		port_mask = dsa_user_ports(ds);
> +		/* Enable Atheros header on CPU port. This will allow us
> +		 * communicate with each port separately
> +		 */
> +		port_ctrl |= AR9331_SW_PORT_CTRL_HEAD_EN;
> +	} else if (dsa_is_user_port(ds, port)) {
> +		/* User ports should communicate only with the CPU port.
> +		 */
> +		port_mask = BIT(dsa_to_port(ds, port)->cpu_dp->index);
> +		port_ctrl |= AR9331_SW_PORT_CTRL_LEARN_EN;

All user ports should start with address learning disabled.
To toggle it, implement .port_pre_bridge_flags and .port_bridge_flags.

> +	} else {
> +		/* Other ports do not need to communicate at all */
> +		port_mask = 0;
> +	}
> +

  reply	other threads:[~2021-08-03  8:14 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-03  6:54 Oleksij Rempel
2021-08-03  8:14 ` DENG Qingfang [this message]
2021-08-03  8:44   ` Oleksij Rempel

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