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From: Vladimir Oltean <olteanv@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>,
	"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-next v3 2/6] net: dsa: qca: ar9331: make proper initial port defaults
Date: Mon, 2 Aug 2021 17:03:45 +0300	[thread overview]
Message-ID: <20210802140345.zreovwix6nuyjwjy@skbuf> (raw)
In-Reply-To: <20210802131037.32326-3-o.rempel@pengutronix.de>

On Mon, Aug 02, 2021 at 03:10:33PM +0200, Oleksij Rempel wrote:
> Make sure that all external port are actually isolated from each other,
> so no packets are leaked.
> 
> Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
> ---
>  drivers/net/dsa/qca/ar9331.c | 109 ++++++++++++++++++++++++++++++++++-
>  1 file changed, 108 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/net/dsa/qca/ar9331.c b/drivers/net/dsa/qca/ar9331.c
> index 6686192e1883..2f5673ea3140 100644
> --- a/drivers/net/dsa/qca/ar9331.c
> +++ b/drivers/net/dsa/qca/ar9331.c
> @@ -60,10 +60,20 @@
>  
>  #define AR9331_SW_REG_FLOOD_MASK		0x2c
>  #define AR9331_SW_FLOOD_MASK_BROAD_TO_CPU	BIT(26)
> +#define AR9331_SW_FLOOD_MASK_MULTI_FLOOD_DP	GENMASK(20, 16)
> +#define AR9331_SW_FLOOD_MASK_UNI_FLOOD_DP	GENMASK(4, 0)
>  
>  #define AR9331_SW_REG_GLOBAL_CTRL		0x30
>  #define AR9331_SW_GLOBAL_CTRL_MFS_M		GENMASK(13, 0)
>  
> +#define AR9331_SW_REG_ADDR_TABLE_CTRL		0x5c
> +#define AR9331_SW_AT_ARP_EN			BIT(20)
> +#define AR9331_SW_AT_LEARN_CHANGE_EN		BIT(18)
> +#define AR9331_SW_AT_AGE_EN			BIT(17)
> +#define AR9331_SW_AT_AGE_TIME			GENMASK(15, 0)
> +/* AGE_TIME_COEF is not documented. This is "works for me" value */
> +#define AR9331_SW_AT_AGE_TIME_COEF		6900

Not documented, not used either, it seems.
"Works for you" based on what?

> +
>  #define AR9331_SW_REG_MDIO_CTRL			0x98
>  #define AR9331_SW_MDIO_CTRL_BUSY		BIT(31)
>  #define AR9331_SW_MDIO_CTRL_MASTER_EN		BIT(30)
> @@ -101,6 +111,46 @@
>  	 AR9331_SW_PORT_STATUS_RX_FLOW_EN | AR9331_SW_PORT_STATUS_TX_FLOW_EN | \
>  	 AR9331_SW_PORT_STATUS_SPEED_M)

Is this patch material for "net"? If standalone ports is all that ar9331
supports, then it would better not do packet forwarding in lack of a
bridge device.

  reply	other threads:[~2021-08-02 14:21 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-02 13:10 [PATCH net-next v3 0/6] ar9331: mainline some parts of switch functionality Oleksij Rempel
2021-08-02 13:10 ` [PATCH net-next v3 1/6] net: dsa: qca: ar9331: reorder MDIO write sequence Oleksij Rempel
2021-08-02 14:00   ` Vladimir Oltean
2021-08-02 13:10 ` [PATCH net-next v3 2/6] net: dsa: qca: ar9331: make proper initial port defaults Oleksij Rempel
2021-08-02 14:03   ` Vladimir Oltean [this message]
2021-08-02 19:45     ` Andrew Lunn
2021-08-03  6:36       ` Oleksij Rempel
2021-08-02 19:42   ` Andrew Lunn
2021-08-02 13:10 ` [PATCH net-next v3 3/6] net: dsa: qca: ar9331: add forwarding database support Oleksij Rempel
2021-08-02 15:37   ` Vladimir Oltean
2021-08-02 13:10 ` [PATCH net-next v3 4/6] net: dsa: qca: ar9331: add ageing time support Oleksij Rempel
2021-08-02 13:10 ` [PATCH net-next v3 5/6] net: dsa: qca: ar9331: add bridge support Oleksij Rempel
2021-08-02 14:55   ` Vladimir Oltean
2021-08-07 23:08   ` Vladimir Oltean
2021-08-09  5:04     ` Oleksij Rempel
2021-08-02 13:10 ` [PATCH net-next v3 6/6] net: dsa: qca: ar9331: add vlan support Oleksij Rempel
2021-08-02 14:50   ` Vladimir Oltean

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