linux-kernel - Re: [PATCH v2 net-next v2 4/4] net: dsa: mv88e6xxx: add PPU operations

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Message-ID: <874m2ic95g.fsf@ketchup.i-did-not-set--mail-host-address--so-tickle-me>
Date:   Mon, 05 Dec 2016 17:18:19 -0500
From:   Vivien Didelot <vivien.didelot@...oirfairelinux.com>
To:     Stefan Eichenberger <eichest@...il.com>
Cc:     netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        kernel@...oirfairelinux.com,
        "David S. Miller" <davem@...emloft.net>,
        Florian Fainelli <f.fainelli@...il.com>,
        Andrew Lunn <andrew@...n.ch>,
        Richard Cochran <richardcochran@...il.com>
Subject: Re: [PATCH v2 net-next v2 4/4] net: dsa: mv88e6xxx: add PPU operations

Stefan Eichenberger <eichest@...il.com> writes:

> Hi Vivien,
>
> On Mon, Dec 05, 2016 at 11:27:03AM -0500, Vivien Didelot wrote:
>> @@ -3266,6 +3220,8 @@ static const struct mv88e6xxx_ops mv88e6097_ops = {
>>  	.g1_set_cpu_port = mv88e6095_g1_set_cpu_port,
>>  	.g1_set_egress_port = mv88e6095_g1_set_egress_port,
>>  	.mgmt_rsvd2cpu = mv88e6095_g2_mgmt_rsvd2cpu,
>> +	.ppu_enable = mv88e6185_g1_ppu_enable,
>> +	.ppu_disable = mv88e6185_g1_ppu_disable,
>>  	.reset = mv88e6185_g1_reset,
>>  };
>
> The mv88e6097 should use the indirect access to the phys, bit 14 in g1
> control is marked as reserved. They write in the datasheet that
> disabling the PPU is still supported but indirect access via g2 should
> be used because disabling the PPU  is no longer recommended.

Ho ok thanks, I respin a v3 right away with this removed and with
mv88e6352_g1_reset instead.

    Vivien