On Tue, Nov 13, 2012 at 10:14:05PM +0100, Jean-Christophe PLAGNIOL-VILLARD 
wrote:
> if the autoneg was start by the hw wait it to be finished
> 
> Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <[email protected]>
> ---
>  drivers/net/phy/phy.c |   26 ++++++++++++++++++++++++++
>  1 file changed, 26 insertions(+)
> 
> diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c
> index 0c2e602..43738c2 100644
> --- a/drivers/net/phy/phy.c
> +++ b/drivers/net/phy/phy.c
> @@ -28,6 +28,25 @@
>  #define PHY_AN_TIMEOUT       10
>  
>  static int genphy_config_init(struct phy_device *phydev);
> +static int phy_aneg_done(struct phy_device *phydev);
> +
> +static int phy_wait_aneg_read_status(struct phy_device *dev, struct 
> phy_driver *drv)
> +{
> +     int ret;
> +
> +     if (AUTONEG_ENABLE != dev->autoneg)
> +             return 0;
> +
> +     ret = phy_aneg_done(dev);
> +     if (ret)
> +             return ret;
> +
> +     /*
> +      * re-read the status as the aneg may not be finished
> +      * when we read it the first time
> +      */
> +     return drv->read_status(dev);
> +}
>  
>  int phy_update_status(struct phy_device *dev)
>  {
> @@ -35,11 +54,18 @@ int phy_update_status(struct phy_device *dev)
>       struct eth_device *edev = dev->attached_dev;
>       int ret;
>       int oldspeed = dev->speed, oldduplex = dev->duplex;
> +     int old_link = dev->link;
>  
>       ret = drv->read_status(dev);
>       if (ret)
>               return ret;
>  
> +     if (dev->link && !old_link) {
> +             ret = phy_wait_aneg_read_status(dev, drv);
> +             if (ret)
> +                     return ret;
> +     }

This does not help. dev->link is false after reset, so we never get into
phy_wait_aneg_read_status() which waits for a link.

Sascha

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