netdev - Re: [PATCH v3 1/3] net: dsa: mv88e6xxx: add debugfs interface for VTU

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Date:	Tue, 7 Jul 2015 12:19:29 -0400 (EDT)
From:	Vivien Didelot <vivien.didelot@...oirfairelinux.com>
To:	Andrew Lunn <andrew@...n.ch>, Guenter Roeck <linux@...ck-us.net>
Cc:	netdev <netdev@...r.kernel.org>, David <davem@...emloft.net>,
	Scott Feldman <sfeldma@...il.com>,
	Jiri Pirko <jiri@...nulli.us>,
	Florian Fainelli <f.fainelli@...il.com>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	kernel <kernel@...oirfairelinux.com>
Subject: Re: [PATCH v3 1/3] net: dsa: mv88e6xxx: add debugfs interface for
 VTU

Hi Guenter, Andrew,

----- On Jul 7, 2015, at 12:07 PM, Andrew Lunn andrew@...n.ch wrote:

>> Indeed, I intentionally kept it as is, since the 88E6352 datasheet is not
>> really clear about this. I see that the register 0x09 (called
>> GLOBAL_VTU_DATA_8_11 in mv88e6xxx.h) only contains VID priority related bits in
>> 15:12, in my case. As bits 11:0 are reserved, I suspect that the offsets of
>> Member TagP7, Member TagP8 and Member TagP9 are respectively 0, 4 and 8 for
>> you. Can you confirm? If so, I'll make that generic with these values.
> 
> Yes, the pattern continues for up to 11 ports, if you look at the DSDT
> sources from Marvell. The mv88e6131.c driver has one device, the 6095,
> with 11 ports.

Thanks for the details. I make the change and send a v4 asap.

Best,
-v
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