XXXX introduce drv_sectohz

*** 45,57 ****
   * Useful macros and typedefs
   */
  
  #define GEM_NAME_LEN    32
  
! #define GEM_TX_TIMEOUT          (drv_usectohz(5*1000000))
! #define GEM_TX_TIMEOUT_INTERVAL (drv_usectohz(1*1000000))
! #define GEM_LINK_WATCH_INTERVAL (drv_usectohz(1*1000000))       /* 1 sec */
  
  /* general return code */
  #define GEM_SUCCESS     0
  #define GEM_FAILURE     (-1)
  
--- 45,57 ----
   * Useful macros and typedefs
   */
  
  #define GEM_NAME_LEN    32
  
! #define GEM_TX_TIMEOUT          drv_sectohz(5)
! #define GEM_TX_TIMEOUT_INTERVAL drv_sectohz(1)
! #define GEM_LINK_WATCH_INTERVAL drv_sectohz(1)
  
  /* general return code */
  #define GEM_SUCCESS     0
  #define GEM_FAILURE     (-1)