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Date:   Wed, 16 Nov 2016 00:03:17 +0100
From:   Andrew Lunn <andrew@...n.ch>
To:     Lino Sanfilippo <LinoSanfilippo@....de>
Cc:     Florian Fainelli <f.fainelli@...il.com>, davem@...emloft.net,
        charrer@...critech.com, liodot@...il.com,
        gregkh@...uxfoundation.org, devel@...verdev.osuosl.org,
        linux-kernel@...r.kernel.org, netdev@...r.kernel.org
Subject: Re: [net-next 1/2] net: ethernet: slicoss: add slicoss gigabit
 ethernet driver

> >>>>> +  			val = MII_BMCR << 16 | SLIC_PCR_AUTONEG |
> >>>>> +		     	         SLIC_PCR_AUTONEG_RST;
> >>>>> +			slic_write(sdev, SLIC_REG_WPHY, val);

> Thats essentially what I meant by setting a flag in the irq handler. The mdio
> function would have to check somehow if the irq has been fired (be it by means
> of a flag or a completion that is set by the irq handler and checked by the 
> mdio function). So I agree that it should work (if reading via the AP command
> is actually possible).

It seems odd you have a nice simple way to do writes, but reads are
very complex. There might be a simple read method hiding somewhere.

     Andrew

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