ehea: Use round_jiffies_relative to align workqueue

Use round_jiffies_relative to align the ehea workqueue and avoid
extra wakeups.

Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/ethernet/ibm/ehea/ehea_main.c b/drivers/net/ethernet/ibm/ehea/ehea_main.c
index 37b70f7..bfeccbf 100644
--- a/drivers/net/ethernet/ibm/ehea/ehea_main.c
+++ b/drivers/net/ethernet/ibm/ehea/ehea_main.c
@@ -371,7 +371,8 @@
 out_herr:
 	free_page((unsigned long)cb2);
 resched:
-	schedule_delayed_work(&port->stats_work, msecs_to_jiffies(1000));
+	schedule_delayed_work(&port->stats_work,
+			      round_jiffies_relative(msecs_to_jiffies(1000)));
 }
 
 static void ehea_refill_rq1(struct ehea_port_res *pr, int index, int nr_of_wqes)
@@ -2434,7 +2435,8 @@
 	}
 
 	mutex_unlock(&port->port_lock);
-	schedule_delayed_work(&port->stats_work, msecs_to_jiffies(1000));
+	schedule_delayed_work(&port->stats_work,
+			      round_jiffies_relative(msecs_to_jiffies(1000)));
 
 	return ret;
 }