Name
phy_find_valid — 
     find a PHY setting that matches the requested features mask
 
Synopsis
| unsigned int phy_find_valid ( | unsigned int idx, | 
|  | u32 features ); | 
 
Arguments
- idx
- 
     The first index in settings[] to search
     
- features
- 
     A mask of the valid settings
     
Description
   Returns the index of the first valid setting less
   than or equal to the one pointed to by idx, as determined by
   the mask in features.  Returns the index of the last setting
   if nothing else matches.