5042 stop using deprecated atomic functions

*** 186,197 ****
  #define xge_os_udelay(us)                       drv_usecwait(us)
  #define xge_os_mdelay(ms)                       drv_usecwait(ms * 1000)
  
  #define xge_os_cmpxchg(targetp, cmp, newval)            \
          sizeof (*(targetp)) == 4 ?                      \
!         cas32((uint32_t *)targetp, cmp, newval) :       \
!         cas64((uint64_t *)targetp, cmp, newval)
  
  /* ------------------------- misc primitives ------------------------------- */
  
  #define xge_os_unlikely(x)              (x)
  #define xge_os_prefetch(a)              (a = a)
--- 186,197 ----
  #define xge_os_udelay(us)                       drv_usecwait(us)
  #define xge_os_mdelay(ms)                       drv_usecwait(ms * 1000)
  
  #define xge_os_cmpxchg(targetp, cmp, newval)            \
          sizeof (*(targetp)) == 4 ?                      \
!         atomic_cas_32((uint32_t *)targetp, cmp, newval) :       \
!         atomic_cas_64((uint64_t *)targetp, cmp, newval)
  
  /* ------------------------- misc primitives ------------------------------- */
  
  #define xge_os_unlikely(x)              (x)
  #define xge_os_prefetch(a)              (a = a)