linux-kernel - Re: [PATCH] net: dsa: b53: Fix egress flooding settings

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Date:   Mon, 16 Dec 2019 16:08:51 -0800 (PST)
From:   David Miller <davem@...emloft.net>
To:     f.fainelli@...il.com
Cc:     netdev@...r.kernel.org, andrew@...n.ch, vivien.didelot@...il.com,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] net: dsa: b53: Fix egress flooding settings

From: Florian Fainelli <f.fainelli@...il.com>
Date: Fri, 13 Dec 2019 12:00:27 -0800

> There were several issues with 53568438e381 ("net: dsa: b53: Add support for port_egress_floods callback") that resulted in breaking connectivity for standalone ports:
> 
> - both user and CPU ports must allow unicast and multicast forwarding by
>   default otherwise this just flat out breaks connectivity for
>   standalone DSA ports
> - IP multicast is treated similarly as multicast, but has separate
>   control registers
> - the UC, MC and IPMC lookup failure register offsets were wrong, and
>   instead used bit values that are meaningful for the
>   B53_IP_MULTICAST_CTRL register
> 
> Fixes: 53568438e381 ("net: dsa: b53: Add support for port_egress_floods callback")
> Signed-off-by: Florian Fainelli <f.fainelli@...il.com>

Applied and queued up for v5.4 -stable, thanks.