[PATCH 07/13] ibmvfc: define Sub-CRQ interrupt handler routine

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Simple handler that calls Sub-CRQ drain routine directly.

Signed-off-by: Tyrel Datwyler <tyreld@xxxxxxxxxxxxx>
---
 drivers/scsi/ibmvscsi/ibmvfc.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/drivers/scsi/ibmvscsi/ibmvfc.c b/drivers/scsi/ibmvscsi/ibmvfc.c
index a8730522920e..4fb782fa2c66 100644
--- a/drivers/scsi/ibmvscsi/ibmvfc.c
+++ b/drivers/scsi/ibmvscsi/ibmvfc.c
@@ -3443,6 +3443,20 @@ static void ibmvfc_drain_sub_crq(struct ibmvfc_sub_queue *scrq)
 	}
 }
 
+static irqreturn_t ibmvfc_interrupt_scsi(int irq, void *scrq_instance)
+{
+	struct ibmvfc_sub_queue *scrq = (struct ibmvfc_sub_queue *)scrq_instance;
+	struct ibmvfc_host *vhost = scrq->vhost;
+	unsigned long flags;
+
+	spin_lock_irqsave(vhost->host->host_lock, flags);
+	ibmvfc_toggle_scrq_irq(scrq, 0);
+	ibmvfc_drain_sub_crq(scrq);
+	spin_unlock_irqrestore(vhost->host->host_lock, flags);
+
+	return IRQ_HANDLED;
+}
+
 /**
  * ibmvfc_init_tgt - Set the next init job step for the target
  * @tgt:		ibmvfc target struct
-- 
2.27.0




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