Messages in this thread | | | Subject | Re: [PATCH] net: phy: allow scanning busses with missing phys | From | Florian Fainelli <> | Date | Tue, 24 Apr 2018 18:09:15 -0700 |
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On 04/24/2018 09:09 AM, Alexandre Belloni wrote: > Some MDIO busses will error out when trying to read a phy address with no > phy present at that address. In that case, probing the bus will fail > because __mdiobus_register() is scanning the bus for all possible phys > addresses. > > In case MII_PHYSID1 returns -EIO or -ENODEV, consider there is no phy at > this address and set the phy ID to 0xffffffff which is then properly > handled in get_phy_device(). > > Suggested-by: Andrew Lunn <andrew@lunn.ch> > Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com> -- Florian
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