netdev - Re: [PATCH net-next v2 4/6] net: mvpp2: ptp: add TAI support

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Message-ID: <20200908142512.GA31515@hoboy>
Date:   Tue, 8 Sep 2020 07:25:12 -0700
From:   Richard Cochran <richardcochran@...il.com>
To:     Russell King - ARM Linux admin <linux@...linux.org.uk>
Cc:     Alexandre Belloni <alexandre.belloni@...tlin.com>,
        Antoine Tenart <antoine.tenart@...tlin.com>,
        Matteo Croce <mcroce@...hat.com>,
        Andre Przywara <andre.przywara@....com>,
        Sven Auhagen <sven.auhagen@...eatech.de>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>, netdev@...r.kernel.org
Subject: Re: [PATCH net-next v2 4/6] net: mvpp2: ptp: add TAI support

On Tue, Sep 08, 2020 at 08:41:58AM +0100, Russell King - ARM Linux admin wrote:
> 
> Should we always set the TAI counter to zero every time the TAI is
> initialised, or just leave it as is (the counter may already be set
> by a previous kernel, for example when a kexec has happened).

I think if the power on value is zero, then leaving it along during
driver probe is fine.

Thanks,
Richard