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Message-ID: <20191209174744.GJ9099@lunn.ch> Date: Mon, 9 Dec 2019 18:47:44 +0100 From: Andrew Lunn <andrew@...n.ch> To: Russell King <rmk+kernel@...linux.org.uk> Cc: Florian Fainelli <f.fainelli@...il.com>, Heiner Kallweit <hkallweit1@...il.com>, "David S. Miller" <davem@...emloft.net>, netdev@...r.kernel.org Subject: Re: [PATCH net-next 4/4] net: sfp: re-attempt probing for phy On Mon, Dec 09, 2019 at 02:16:11PM +0000, Russell King wrote: > Some 1000BASE-T PHY modules take a while for the PHY to wake up. > Retry the probe a number of times before deciding that the module has > no PHY. > > Tested with: > Sourcephotonics SPGBTXCNFC - PHY takes less than 50ms to respond. > Champion One 1000SFPT - PHY takes about 200ms to respond. > Mikrotik S-RJ01 - no PHY > > Signed-off-by: Russell King <rmk+kernel@...linux.org.uk> Reviewed-by: Andrew Lunn <andrew@...n.ch> Andrew
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