netdev - Re: Autoneg off in TI cpsw driver

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Message-ID: <20170216185729.GC6096@lunn.ch>
Date:   Thu, 16 Feb 2017 19:57:29 +0100
From:   Andrew Lunn <andrew@...n.ch>
To:     Sriram V <vshrirama@...il.com>
Cc:     netdev@...r.kernel.org, mugunthanvnm@...com
Subject: Re: Autoneg off in TI cpsw driver

On Fri, Feb 17, 2017 at 12:01:32AM +0530, Sriram V wrote:
> Hi,
> 
> I am using a Linux Kernel 4.1 Kernel. on AM437X with dual emac configuration.
> 
> What i find is if i do the following the Link does not come up.
> 
> 1. run ethtool -s eth1 speed 10 duplex full autoneg off
> 2. remove cable
> 3. plug it in.
> 
> With the above sequence. The link does not come up. the plug in is not detected

Hi Sriram

There are a few different layers involved in this, we need to
determine which layer is unhappy.

What does ethtool show?

What does ip link show indicate?

     Andrew