netdev - Re: [PATCH] net: smsc911x: If PHY doesn't have an interrupt then POLL

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Date:	Tue, 14 Jun 2016 16:29:38 -0500
From:	Jeremy Linton <jeremy.linton@....com>
To:	Sergei Shtylyov <sergei.shtylyov@...entembedded.com>,
	netdev@...r.kernel.org
Cc:	steve.glendinning@...well.net
Subject: Re: [PATCH] net: smsc911x: If PHY doesn't have an interrupt then POLL

On 06/14/2016 03:44 PM, Sergei Shtylyov wrote:
> On 06/14/2016 07:16 PM, Jeremy Linton wrote:
>
>> If the interrupt configuration isn't set and we are using the
>
>     It's never set, judging by the driver code.
>
>> internal phy, then we need to poll the phy to reliably detect
>> phy state changes.
>
>     What address your internal PHY is at? Mine is at 1, and things seem
> to work reliably after probing:
>
> SMSC LAN8700 18000000.etherne:01: attached PHY driver [SMSC LAN8700]
> (mii_bus:phy_addr=18000000.etherne:01, irq=-1)
>
>     I'm using the device tree on my board.

Ok, I'm back on the machine, this is what mine says without that patch.



SMSC LAN911x Internal PHY 18000000.etherne:01: attached PHY driver [SMSC 
LAN911x Internal PHY] (mii_bus:phy_addr=18000000.etherne:01, irq=0)