netdev - Re: [PATCH net-next v4 2/6] net: dsa: mv88e6xxx: update code operating on hidden registers

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Message-ID: <20190826152050.GB2168@lunn.ch>
Date:   Mon, 26 Aug 2019 17:20:50 +0200
From:   Andrew Lunn <andrew@...n.ch>
To:     Marek Behún <marek.behun@....cz>
Cc:     netdev@...r.kernel.org, Vivien Didelot <vivien.didelot@...il.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        Vladimir Oltean <olteanv@...il.com>
Subject: Re: [PATCH net-next v4 2/6] net: dsa: mv88e6xxx: update code
 operating on hidden registers

On Mon, Aug 26, 2019 at 02:21:05PM +0200, Marek Behún wrote:
> This patch moves the functions operating on the hidden debug registers
> into it's own file, port_hidden.c. The functions prefix is renamed from
> mv88e6390_hidden_ to mv88e6xxx_port_hidden_, to be consistent with the
> rest of this driver. The macros are prefixed with MV88E6XXX_ prefix, and
> are changed not to use the BIT() macro nor bit shifts, since the rest of
> the port.h file does not use it.
> 
> We also add the support for setting the Block Address field when
> operating hidden registers. Marvell's mdio examples for SERDES settings
> on Topaz use Block Address 0x7 when reading/writing hidden registers,
> and although the specification says that block must be set to 0xf, those
> settings are reachable only with Block Address 0x7.
> 
> Signed-off-by: Marek Behún <marek.behun@....cz>

Reviewed-by: Andrew Lunn <andrew@...n.ch>

    Andrew