[PATCH v3 07/18] ibmvfc: define Sub-CRQ interrupt handler routine

[Tyrel Datwyler <tyreld@xxxxxxxxxxxxx>]

Simple handler that calls Sub-CRQ drain routine directly.

Signed-off-by: Tyrel Datwyler <tyreld@xxxxxxxxxxxxx>
Reviewed-by: Brian King <brking@xxxxxxxxxxxxxxxxxx>
---
 drivers/scsi/ibmvscsi/ibmvfc.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/drivers/scsi/ibmvscsi/ibmvfc.c b/drivers/scsi/ibmvscsi/ibmvfc.c
index b61ae1df21e5..649268996a5c 100644
--- a/drivers/scsi/ibmvscsi/ibmvfc.c
+++ b/drivers/scsi/ibmvscsi/ibmvfc.c
@@ -3461,6 +3461,16 @@ static void ibmvfc_drain_sub_crq(struct ibmvfc_sub_queue *scrq)
 	spin_unlock_irqrestore(scrq->vhost->host->host_lock, flags);
 }
 
+static irqreturn_t ibmvfc_interrupt_scsi(int irq, void *scrq_instance)
+{
+	struct ibmvfc_sub_queue *scrq = (struct ibmvfc_sub_queue *)scrq_instance;
+
+	ibmvfc_toggle_scrq_irq(scrq, 0);
+	ibmvfc_drain_sub_crq(scrq);
+
+	return IRQ_HANDLED;
+}
+
 /**
  * ibmvfc_init_tgt - Set the next init job step for the target
  * @tgt:		ibmvfc target struct
-- 
2.27.0