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From: Andrew Lunn <andrew@lunn.ch>
To: Florian Fainelli <f.fainelli@gmail.com>
Cc: netdev@vger.kernel.org, ioana.ciornei@nxp.com, olteanv@gmail.com,
	rmk+kernel@armlinux.org.uk,
	Vivien Didelot <vivien.didelot@gmail.com>,
	"David S. Miller" <davem@davemloft.net>,
	open list <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH net-next] net: dsa: Deal with non-existing PHY/fixed-link
Date: Mon, 10 Jun 2019 23:15:34 +0200	[thread overview]
Message-ID: <20190610211534.GD2191@lunn.ch> (raw)
In-Reply-To: <20190610193150.22231-1-f.fainelli@gmail.com>

On Mon, Jun 10, 2019 at 12:31:49PM -0700, Florian Fainelli wrote:
> We need to specifically deal with phylink_of_phy_connect() returning
> -ENODEV, because this can happen when a CPU/DSA port does connect
> neither to a PHY, nor has a fixed-link property. This is a valid use
> case that is permitted by the binding and indicates to the switch:
> auto-configure port with maximum capabilities.
> 
> Fixes: 0e27921816ad ("net: dsa: Use PHYLINK for the CPU/DSA ports")
> Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>

Hi Florian

This fixes the regression.

Reviewed-by: Andrew Lunn <andrew@lunn.ch>

But i wonder if we want to add in
(dsa_is_cpu_port(ds, port) || dsa_is_dsa_port(ds, port) i.e. force a
user port to have some form of PHY?

     Andrew

  parent reply	other threads:[~2019-06-10 21:15 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-06-10 19:31 [PATCH net-next] net: dsa: Deal with non-existing PHY/fixed-link Florian Fainelli
2019-06-10 19:53 ` Vladimir Oltean
2019-06-10 20:49   ` Ioana Ciornei
2019-06-10 21:11   ` Andrew Lunn
2019-06-10 21:15 ` Andrew Lunn [this message]
2019-06-12 18:01 ` David Miller

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