IB/hfi1: Set default_desc1 just one time

There is no reason to set the default descriptor flag on every SDMA
engine initialization.
Reviewed-by: Mike Marciniszyn <mike.marciniszyn@intel.com>
Signed-off-by: Ira Weiny <ira.weiny@intel.com>
Signed-off-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>

drivers/infiniband/hw/hfi1/sdma.c

@@ -1392,6 +1392,13 @@ int sdma_init(struct hfi1_devdata *dd, u8 port)
 		return ret;
 
 	idle_cnt = ns_to_cclock(dd, idle_cnt);
+	if (idle_cnt)
+		dd->default_desc1 =
+			SDMA_DESC1_HEAD_TO_HOST_FLAG;
+	else
+		dd->default_desc1 =
+			SDMA_DESC1_INT_REQ_FLAG;
+
 	if (!sdma_desct_intr)
 		sdma_desct_intr = SDMA_DESC_INTR;
 
@@ -1436,13 +1443,6 @@ int sdma_init(struct hfi1_devdata *dd, u8 port)
 		sde->tail_csr =
 			get_kctxt_csr_addr(dd, this_idx, SD(TAIL));
 
-		if (idle_cnt)
-			dd->default_desc1 =
-				SDMA_DESC1_HEAD_TO_HOST_FLAG;
-		else
-			dd->default_desc1 =
-				SDMA_DESC1_INT_REQ_FLAG;
-
 		tasklet_init(&sde->sdma_hw_clean_up_task, sdma_hw_clean_up_task,
 			     (unsigned long)sde);