fjes: raise_intr_rxdata_task

This patch add raise_intr_rxdata_task.
Extended Socket Network Device is shared memory
based, so someone's transmission denotes other's
reception. In order to notify receivers, sender
has to raise interruption of receivers.
raise_intr_rxdata_task does this work.

Signed-off-by: Taku Izumi <izumi.taku@jp.fujitsu.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/fjes/fjes.h

@@ -50,6 +50,10 @@ struct fjes_adapter {
 
 	bool irq_registered;
 
+	struct workqueue_struct *txrx_wq;
+
+	struct work_struct raise_intr_rxdata_task;
+
 	struct fjes_hw hw;
 };