5045 use atomic_{inc,dec}_* instead of atomic_add_*

@@ -453,11 +453,11 @@
                 fm_ereport_post(ereport, EVCH_SLEEP);
         goto out;
 
         /* Count errors as drops. */
 err:    if (fmhdl)
-                atomic_add_64(&fmhdl->fh_kstat.fek_erpt_dropped.value.ui64, 1);
+                atomic_inc_64(&fmhdl->fh_kstat.fek_erpt_dropped.value.ui64);
 
         /* Free up nvlists if normal interfaces were used to allocate memory */
 out:    if (ereport && (nva == NULL))
                 fm_nvlist_destroy(ereport, FM_NVA_FREE);
         if (detector && (nva == NULL))

@@ -1017,11 +1017,11 @@
         struct i_ddi_fmhdl *fmhdl = DEVI(hdlp->ah_dip)->devi_fmhdl;
 
         i_hdlp->ahi_err->err_ena = ena;
         i_hdlp->ahi_err->err_status = status;
         i_hdlp->ahi_err->err_expected = flag;
-        atomic_add_64(&fmhdl->fh_kstat.fek_acc_err.value.ui64, 1);
+        atomic_inc_64(&fmhdl->fh_kstat.fek_acc_err.value.ui64);
 }
 
 void
 i_ddi_fm_dma_err_set(ddi_dma_handle_t handle, uint64_t ena, int status,
     int flag)

@@ -1030,11 +1030,11 @@
         struct i_ddi_fmhdl *fmhdl = DEVI(hdlp->dmai_rdip)->devi_fmhdl;
 
         hdlp->dmai_error.err_ena = ena;
         hdlp->dmai_error.err_status = status;
         hdlp->dmai_error.err_expected = flag;
-        atomic_add_64(&fmhdl->fh_kstat.fek_dma_err.value.ui64, 1);
+        atomic_inc_64(&fmhdl->fh_kstat.fek_dma_err.value.ui64);
 }
 
 ddi_fmcompare_t
 i_ddi_fm_acc_err_cf_get(ddi_acc_handle_t handle)
 {