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Message-Id: <20160129.194215.1162453295129740691.davem@davemloft.net>
Date: Fri, 29 Jan 2016 19:42:15 -0800 (PST)
From: David Miller <davem@...emloft.net>
To: vivien.didelot@...oirfairelinux.com
Cc: netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
kernel@...oirfairelinux.com, andrew@...n.ch,
rmk+kernel@....linux.org.uk, kevin.smith@...csyscorp.com
Subject: Re: [PATCH net] net: dsa: mv88e6xxx: fix port VLAN maps
From: Vivien Didelot <vivien.didelot@...oirfairelinux.com>
Date: Thu, 28 Jan 2016 16:54:37 -0500
> Currently the port based VLAN maps should be configured to allow every
> port to egress frames on all other ports, except themselves.
>
> The debugfs interface shows that they are misconfigured. For instance, a
> 7-port switch has the following content in the related register 0x06:
>
> GLOBAL GLOBAL2 SERDES 0 1 2 3 4 5 6
> ...
> 6: 1fa4 1f0f 4 7f 7e 7d 7c 7b 7a 79
> ...
>
> This means that port 3 is allowed to talk to port 2-6, but cannot talk
> to ports 0 and 1. With this fix, port 3 can correctly talk to all ports
> except 3 itself:
>
> GLOBAL GLOBAL2 SERDES 0 1 2 3 4 5 6
> ...
> 6: 1fa4 1f0f 4 7e 7d 7b 77 6f 5f 3f
> ...
>
> Fixes: ede8098d0fef ("net: dsa: mv88e6xxx: bridges do not need an FID")
> Reported-by: Kevin Smith <kevin.smith@...csyscorp.com>
> Signed-off-by: Vivien Didelot <vivien.didelot@...oirfairelinux.com>
Applied.
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