Name
genphy_read_status — 
     check the link status and update current link state
 
Synopsis
| int genphy_read_status ( | struct phy_device * phydev ); | 
 
Arguments
- phydev
- 
     target phy_device struct
     
Description
   Check the link, then figure out the current state
   by comparing what we advertise with what the link partner
   advertises.  Start by checking the gigabit possibilities,
   then move on to 10/100.