netdev - Re: [PATCH 3/4] net: macb: Add pm runtime support

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Date:   Wed, 31 Oct 2018 21:20:04 +0530
From:   Harini Katakam <harinik@...inx.com>
To:     Andrew Lunn <andrew@...n.ch>
Cc:     Harini Katakam <harini.katakam@...inx.com>,
        Nicolas Ferre <nicolas.ferre@...rochip.com>,
        David Miller <davem@...emloft.net>,
        Claudiu Beznea <claudiu.beznea@...rochip.com>,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        Michal Simek <michal.simek@...inx.com>,
        Shubhrajyoti Datta <shubhrajyoti.datta@...inx.com>
Subject: Re: [PATCH 3/4] net: macb: Add pm runtime support

Hi Andrew,
On Wed, Oct 31, 2018 at 9:18 PM Andrew Lunn <andrew@...n.ch> wrote:
>
> > Yes, I understand. But I thought I'd handle it when we have a separate
> > MDIO bus driver. As of now, with macb, I do not see a way, for ex.,
> > for MAC1 to access MDIO0 when MAC0 is suspended.
> > However, I will work a bit more on this solution.
>
> You could look at the FEC driver. Its runtime suspend works well for
> me, and i've some complex setups, with two FEC interfaces, PHY and
> switches hanging off various MDIO busses etc.

OK sure, thanks.

Regards,
Harini