Groups > linux.kernel > #1719615

Re: [PATCH net-next 09/13] net: mvpp2: dynamic reconfiguration of the PHY mode

From	Russell King - ARM Linux <linux@armlinux.org.uk>
Newsgroups	linux.kernel
Subject	Re: [PATCH net-next 09/13] net: mvpp2: dynamic reconfiguration of the PHY mode
Date	2017-08-25 00:20 +0200
Message-ID	<ui8DL-46q-3@gated-at.bofh.it> (permalink)
References	<uhVQe-43p-13@gated-at.bofh.it> <uhVZV-46O-35@gated-at.bofh.it> <ui1LX-7UE-5@gated-at.bofh.it> <ui3NM-VH-23@gated-at.bofh.it> <ui4qu-1bx-13@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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On Thu, Aug 24, 2017 at 07:45:19PM +0200, Andrew Lunn wrote:
> > The 88x3310 driver in the kernel knows about these combinations and
> > sets the phy interface parameter correctly depending on whether the
> > PHY has configured itself for copper at whatever speed or SFP+.
> 
> So when the PHY decides to swap from copper to fibre etc, is the
> phylib state machine kept up to date. Does it see a down, followed by
> an up?

I'd have to re-check to make sure, but I believe it does, because the
negotiation is held off on the "other" media until the currently active
link has gone down.

-- 
RMK's Patch system: http://www.armlinux.org.uk/developer/patches/
FTTC broadband for 0.8mile line in suburbia: sync at 8.8Mbps down 630kbps up
According to speedtest.net: 8.21Mbps down 510kbps up

Thread

[PATCH net-next 00/13] net: mvpp2: comphy configuration Antoine Tenart <antoine.tenart@free-electrons.com> - 2017-08-24 10:40 +0200
  [PATCH net-next 05/13] net: mvpp2: do not force the link mode Antoine Tenart <antoine.tenart@free-electrons.com> - 2017-08-24 10:40 +0200
  [PATCH net-next 02/13] phy: add the mvebu cp110 comphy driver Antoine Tenart <antoine.tenart@free-electrons.com> - 2017-08-24 10:40 +0200
    Re: [PATCH net-next 02/13] phy: add the mvebu cp110 comphy driver Andrew Lunn <andrew@lunn.ch> - 2017-08-24 15:40 +0200
      Re: [PATCH net-next 02/13] phy: add the mvebu cp110 comphy driver Antoine Tenart <antoine.tenart@free-electrons.com> - 2017-08-24 15:50 +0200
        Re: [PATCH net-next 02/13] phy: add the mvebu cp110 comphy driver Andrew Lunn <andrew@lunn.ch> - 2017-08-24 16:00 +0200
          RE: [PATCH net-next 02/13] phy: add the mvebu cp110 comphy driver Stefan Chulski <stefanc@marvell.com> - 2017-08-24 16:00 +0200
            Re: [PATCH net-next 02/13] phy: add the mvebu cp110 comphy driver Andrew Lunn <andrew@lunn.ch> - 2017-08-24 16:10 +0200
            Re: [PATCH net-next 02/13] phy: add the mvebu cp110 comphy driver Antoine Tenart <antoine.tenart@free-electrons.com> - 2017-08-24 16:10 +0200
    Re: [PATCH net-next 02/13] phy: add the mvebu cp110 comphy driver Andrew Lunn <andrew@lunn.ch> - 2017-08-24 15:50 +0200
      Re: [PATCH net-next 02/13] phy: add the mvebu cp110 comphy driver Antoine Tenart <antoine.tenart@free-electrons.com> - 2017-08-24 16:00 +0200
  [PATCH net-next 04/13] net: mvpp2: initialize the comphy Antoine Tenart <antoine.tenart@free-electrons.com> - 2017-08-24 10:50 +0200
  [PATCH net-next 13/13] arm64: defconfig: enable Marvell CP110 comphy Antoine Tenart <antoine.tenart@free-electrons.com> - 2017-08-24 10:50 +0200
  [PATCH net-next 06/13] net: mvpp2: simplify the link_event function Antoine Tenart <antoine.tenart@free-electrons.com> - 2017-08-24 10:50 +0200
  [PATCH net-next 01/13] phy: add sgmii and 10gkr modes to the phy_mode enum Antoine Tenart <antoine.tenart@free-electrons.com> - 2017-08-24 10:50 +0200
    Re: [PATCH net-next 01/13] phy: add sgmii and 10gkr modes to the  phy_mode enum Andrew Lunn <andrew@lunn.ch> - 2017-08-24 15:30 +0200
      Re: [PATCH net-next 01/13] phy: add sgmii and 10gkr modes to the  phy_mode enum Antoine Tenart <antoine.tenart@free-electrons.com> - 2017-08-24 15:40 +0200
  [PATCH net-next 03/13] Documentation/bindings: phy: document the Marvell comphy driver Antoine Tenart <antoine.tenart@free-electrons.com> - 2017-08-24 10:50 +0200
  [PATCH net-next 09/13] net: mvpp2: dynamic reconfiguration of the PHY mode Antoine Tenart <antoine.tenart@free-electrons.com> - 2017-08-24 10:50 +0200
    Re: [PATCH net-next 09/13] net: mvpp2: dynamic reconfiguration of  the PHY mode Andrew Lunn <andrew@lunn.ch> - 2017-08-24 17:00 +0200
      Re: [PATCH net-next 09/13] net: mvpp2: dynamic reconfiguration of  the PHY mode Antoine Tenart <antoine.tenart@free-electrons.com> - 2017-08-24 18:00 +0200
        Re: [PATCH net-next 09/13] net: mvpp2: dynamic reconfiguration of  the PHY mode Andrew Lunn <andrew@lunn.ch> - 2017-08-24 18:10 +0200
          Re: [PATCH net-next 09/13] net: mvpp2: dynamic reconfiguration of  the PHY mode Antoine Tenart <antoine.tenart@free-electrons.com> - 2017-08-24 18:20 +0200
            Re: [PATCH net-next 09/13] net: mvpp2: dynamic reconfiguration of  the PHY mode Andrew Lunn <andrew@lunn.ch> - 2017-08-24 19:00 +0200
              Re: [PATCH net-next 09/13] net: mvpp2: dynamic reconfiguration of  the PHY mode Russell King - ARM Linux <linux@armlinux.org.uk> - 2017-08-24 19:10 +0200
                Re: [PATCH net-next 09/13] net: mvpp2: dynamic reconfiguration of  the PHY mode Antoine Tenart <antoine.tenart@free-electrons.com> - 2017-08-24 19:20 +0200
                RE: [EXT] Re: [PATCH net-next 09/13] net: mvpp2: dynamic  reconfiguration of the PHY mode Stefan Chulski <stefanc@marvell.com> - 2017-08-24 19:30 +0200
            RE: [EXT] Re: [PATCH net-next 09/13] net: mvpp2: dynamic  reconfiguration of the PHY mode Stefan Chulski <stefanc@marvell.com> - 2017-08-24 19:10 +0200
              Re: [EXT] Re: [PATCH net-next 09/13] net: mvpp2: dynamic  reconfiguration of the PHY mode Antoine Tenart <antoine.tenart@free-electrons.com> - 2017-08-24 19:20 +0200
                RE: [EXT] Re: [PATCH net-next 09/13] net: mvpp2: dynamic  reconfiguration of the PHY mode Stefan Chulski <stefanc@marvell.com> - 2017-08-24 19:20 +0200
                Re: [EXT] Re: [PATCH net-next 09/13] net: mvpp2: dynamic  reconfiguration of the PHY mode Russell King - ARM Linux <linux@armlinux.org.uk> - 2017-08-25 10:30 +0200
      Re: [PATCH net-next 09/13] net: mvpp2: dynamic reconfiguration of  the PHY mode Russell King - ARM Linux <linux@armlinux.org.uk> - 2017-08-24 19:10 +0200
        Re: [PATCH net-next 09/13] net: mvpp2: dynamic reconfiguration of  the PHY mode Andrew Lunn <andrew@lunn.ch> - 2017-08-24 19:50 +0200
          Re: [PATCH net-next 09/13] net: mvpp2: dynamic reconfiguration of  the PHY mode Russell King - ARM Linux <linux@armlinux.org.uk> - 2017-08-25 00:20 +0200
  [PATCH net-next 12/13] arm64: dts: marvell: mcbin: add comphy references to Ethernet ports Antoine Tenart <antoine.tenart@free-electrons.com> - 2017-08-24 10:50 +0200
    Re: [PATCH net-next 12/13] arm64: dts: marvell: mcbin: add comphy  references to Ethernet ports Andrew Lunn <andrew@lunn.ch> - 2017-08-24 16:00 +0200
      Re: [PATCH net-next 12/13] arm64: dts: marvell: mcbin: add comphy  references to Ethernet ports Antoine Tenart <antoine.tenart@free-electrons.com> - 2017-08-24 16:10 +0200
  [PATCH net-next 08/13] net: mvpp2: check the netif is running in the link_event function Antoine Tenart <antoine.tenart@free-electrons.com> - 2017-08-24 10:50 +0200
  [PATCH net-next 07/13] net: mvpp2: improve the link management function Antoine Tenart <antoine.tenart@free-electrons.com> - 2017-08-24 10:50 +0200
    Re: [PATCH net-next 07/13] net: mvpp2: improve the link management  function Andrew Lunn <andrew@lunn.ch> - 2017-08-24 16:10 +0200
      Re: [PATCH net-next 07/13] net: mvpp2: improve the link management  function Antoine Tenart <antoine.tenart@free-electrons.com> - 2017-08-24 16:20 +0200

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